#include "libslic3r/libslic3r.h" #include "slic3r/GUI/Gizmos/GLGizmos.hpp" #include "GLCanvas3D.hpp" #include "admesh/stl.h" #include "polypartition.h" #include "libslic3r/ClipperUtils.hpp" #include "libslic3r/PrintConfig.hpp" #include "libslic3r/GCode/PreviewData.hpp" #include "libslic3r/Geometry.hpp" #include "libslic3r/Utils.hpp" #include "libslic3r/Technologies.hpp" #include "libslic3r/Tesselate.hpp" #include "slic3r/GUI/3DScene.hpp" #include "slic3r/GUI/BackgroundSlicingProcess.hpp" #include "slic3r/GUI/GLShader.hpp" #include "slic3r/GUI/GUI.hpp" #include "slic3r/GUI/PresetBundle.hpp" #include "GUI_App.hpp" #include "GUI_ObjectList.hpp" #include "GUI_ObjectManipulation.hpp" #include "I18N.hpp" #if ENABLE_RETINA_GL #include "slic3r/Utils/RetinaHelper.hpp" #endif #include #include #include #include #include #include #include #include #include // Print now includes tbb, and tbb includes Windows. This breaks compilation of wxWidgets if included before wx. #include "libslic3r/Print.hpp" #include "libslic3r/SLAPrint.hpp" #include "wxExtensions.hpp" #include #include #include #include #include #include #include #include static const float TRACKBALLSIZE = 0.8f; static const float GROUND_Z = -0.02f; static const float GIZMO_RESET_BUTTON_HEIGHT = 22.0f; static const float GIZMO_RESET_BUTTON_WIDTH = 70.f; static const float UNIT_MATRIX[] = { 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f }; static const float DEFAULT_BG_DARK_COLOR[3] = { 0.478f, 0.478f, 0.478f }; static const float DEFAULT_BG_LIGHT_COLOR[3] = { 0.753f, 0.753f, 0.753f }; static const float ERROR_BG_DARK_COLOR[3] = { 0.478f, 0.192f, 0.039f }; static const float ERROR_BG_LIGHT_COLOR[3] = { 0.753f, 0.192f, 0.039f }; //static const float AXES_COLOR[3][3] = { { 1.0f, 0.0f, 0.0f }, { 0.0f, 1.0f, 0.0f }, { 0.0f, 0.0f, 1.0f } }; namespace Slic3r { namespace GUI { Size::Size() : m_width(0) , m_height(0) { } Size::Size(int width, int height, float scale_factor) : m_width(width) , m_height(height) , m_scale_factor(scale_factor) { } int Size::get_width() const { return m_width; } void Size::set_width(int width) { m_width = width; } int Size::get_height() const { return m_height; } void Size::set_height(int height) { m_height = height; } int Size::get_scale_factor() const { return m_scale_factor; } void Size::set_scale_factor(int scale_factor) { m_scale_factor = scale_factor; } #if !ENABLE_TEXTURES_FROM_SVG GLCanvas3D::Shader::Shader() : m_shader(nullptr) { } GLCanvas3D::Shader::~Shader() { _reset(); } bool GLCanvas3D::Shader::init(const std::string& vertex_shader_filename, const std::string& fragment_shader_filename) { if (is_initialized()) return true; m_shader = new GLShader(); if (m_shader != nullptr) { if (!m_shader->load_from_file(fragment_shader_filename.c_str(), vertex_shader_filename.c_str())) { std::cout << "Compilaton of shader failed:" << std::endl; std::cout << m_shader->last_error << std::endl; _reset(); return false; } } return true; } bool GLCanvas3D::Shader::is_initialized() const { return (m_shader != nullptr); } bool GLCanvas3D::Shader::start_using() const { if (is_initialized()) { m_shader->enable(); return true; } else return false; } void GLCanvas3D::Shader::stop_using() const { if (m_shader != nullptr) m_shader->disable(); } void GLCanvas3D::Shader::set_uniform(const std::string& name, float value) const { if (m_shader != nullptr) m_shader->set_uniform(name.c_str(), value); } void GLCanvas3D::Shader::set_uniform(const std::string& name, const float* matrix) const { if (m_shader != nullptr) m_shader->set_uniform(name.c_str(), matrix); } const GLShader* GLCanvas3D::Shader::get_shader() const { return m_shader; } void GLCanvas3D::Shader::_reset() { if (m_shader != nullptr) { m_shader->release(); delete m_shader; m_shader = nullptr; } } #endif // !ENABLE_TEXTURES_FROM_SVG GLCanvas3D::LayersEditing::LayersEditing() : m_use_legacy_opengl(false) , m_enabled(false) , m_z_texture_id(0) , m_model_object(nullptr) , m_object_max_z(0.f) , m_slicing_parameters(nullptr) , m_layer_height_profile_modified(false) , state(Unknown) , band_width(2.0f) , strength(0.005f) , last_object_id(-1) , last_z(0.0f) , last_action(LAYER_HEIGHT_EDIT_ACTION_INCREASE) { } GLCanvas3D::LayersEditing::~LayersEditing() { if (m_z_texture_id != 0) { glsafe(::glDeleteTextures(1, &m_z_texture_id)); m_z_texture_id = 0; } delete m_slicing_parameters; } const float GLCanvas3D::LayersEditing::THICKNESS_BAR_WIDTH = 70.0f; const float GLCanvas3D::LayersEditing::THICKNESS_RESET_BUTTON_HEIGHT = 22.0f; bool GLCanvas3D::LayersEditing::init(const std::string& vertex_shader_filename, const std::string& fragment_shader_filename) { if (!m_shader.init(vertex_shader_filename, fragment_shader_filename)) return false; glsafe(::glGenTextures(1, (GLuint*)&m_z_texture_id)); glsafe(::glBindTexture(GL_TEXTURE_2D, m_z_texture_id)); glsafe(::glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP)); glsafe(::glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP)); glsafe(::glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR)); glsafe(::glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_NEAREST)); glsafe(::glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 1)); glsafe(::glBindTexture(GL_TEXTURE_2D, 0)); return true; } void GLCanvas3D::LayersEditing::set_config(const DynamicPrintConfig* config) { m_config = config; delete m_slicing_parameters; m_slicing_parameters = nullptr; m_layers_texture.valid = false; } void GLCanvas3D::LayersEditing::select_object(const Model &model, int object_id) { const ModelObject *model_object_new = (object_id >= 0) ? model.objects[object_id] : nullptr; if (model_object_new == nullptr || this->last_object_id != object_id || m_model_object != model_object_new || m_model_object->id() != model_object_new->id()) { m_layer_height_profile.clear(); m_layer_height_profile_modified = false; delete m_slicing_parameters; m_slicing_parameters = nullptr; m_layers_texture.valid = false; } this->last_object_id = object_id; m_model_object = model_object_new; m_object_max_z = (m_model_object == nullptr) ? 0.f : m_model_object->bounding_box().max.z(); } bool GLCanvas3D::LayersEditing::is_allowed() const { return !m_use_legacy_opengl && m_shader.is_initialized() && m_shader.get_shader()->shader_program_id > 0 && m_z_texture_id > 0; } void GLCanvas3D::LayersEditing::set_use_legacy_opengl(bool use_legacy_opengl) { m_use_legacy_opengl = use_legacy_opengl; } bool GLCanvas3D::LayersEditing::is_enabled() const { return m_enabled; } void GLCanvas3D::LayersEditing::set_enabled(bool enabled) { m_enabled = is_allowed() && enabled; } void GLCanvas3D::LayersEditing::render_overlay(const GLCanvas3D& canvas) const { if (!m_enabled) return; const Rect& bar_rect = get_bar_rect_viewport(canvas); const Rect& reset_rect = get_reset_rect_viewport(canvas); glsafe(::glDisable(GL_DEPTH_TEST)); // The viewport and camera are set to complete view and glOrtho(-$x / 2, $x / 2, -$y / 2, $y / 2, -$depth, $depth), // where x, y is the window size divided by $self->_zoom. glsafe(::glPushMatrix()); glsafe(::glLoadIdentity()); _render_tooltip_texture(canvas, bar_rect, reset_rect); _render_reset_texture(reset_rect); _render_active_object_annotations(canvas, bar_rect); _render_profile(bar_rect); // Revert the matrices. glsafe(::glPopMatrix()); glsafe(::glEnable(GL_DEPTH_TEST)); } float GLCanvas3D::LayersEditing::get_cursor_z_relative(const GLCanvas3D& canvas) { const Vec2d mouse_pos = canvas.get_local_mouse_position(); const Rect& rect = get_bar_rect_screen(canvas); float x = (float)mouse_pos(0); float y = (float)mouse_pos(1); float t = rect.get_top(); float b = rect.get_bottom(); return ((rect.get_left() <= x) && (x <= rect.get_right()) && (t <= y) && (y <= b)) ? // Inside the bar. (b - y - 1.0f) / (b - t - 1.0f) : // Outside the bar. -1000.0f; } bool GLCanvas3D::LayersEditing::bar_rect_contains(const GLCanvas3D& canvas, float x, float y) { const Rect& rect = get_bar_rect_screen(canvas); return (rect.get_left() <= x) && (x <= rect.get_right()) && (rect.get_top() <= y) && (y <= rect.get_bottom()); } bool GLCanvas3D::LayersEditing::reset_rect_contains(const GLCanvas3D& canvas, float x, float y) { const Rect& rect = get_reset_rect_screen(canvas); return (rect.get_left() <= x) && (x <= rect.get_right()) && (rect.get_top() <= y) && (y <= rect.get_bottom()); } Rect GLCanvas3D::LayersEditing::get_bar_rect_screen(const GLCanvas3D& canvas) { const Size& cnv_size = canvas.get_canvas_size(); float w = (float)cnv_size.get_width(); float h = (float)cnv_size.get_height(); return Rect(w - thickness_bar_width(canvas), 0.0f, w, h - reset_button_height(canvas)); } Rect GLCanvas3D::LayersEditing::get_reset_rect_screen(const GLCanvas3D& canvas) { const Size& cnv_size = canvas.get_canvas_size(); float w = (float)cnv_size.get_width(); float h = (float)cnv_size.get_height(); return Rect(w - thickness_bar_width(canvas), h - reset_button_height(canvas), w, h); } Rect GLCanvas3D::LayersEditing::get_bar_rect_viewport(const GLCanvas3D& canvas) { const Size& cnv_size = canvas.get_canvas_size(); float half_w = 0.5f * (float)cnv_size.get_width(); float half_h = 0.5f * (float)cnv_size.get_height(); float zoom = canvas.get_camera().zoom; float inv_zoom = (zoom != 0.0f) ? 1.0f / zoom : 0.0f; return Rect((half_w - thickness_bar_width(canvas)) * inv_zoom, half_h * inv_zoom, half_w * inv_zoom, (-half_h + reset_button_height(canvas)) * inv_zoom); } Rect GLCanvas3D::LayersEditing::get_reset_rect_viewport(const GLCanvas3D& canvas) { const Size& cnv_size = canvas.get_canvas_size(); float half_w = 0.5f * (float)cnv_size.get_width(); float half_h = 0.5f * (float)cnv_size.get_height(); float zoom = canvas.get_camera().zoom; float inv_zoom = (zoom != 0.0f) ? 1.0f / zoom : 0.0f; return Rect((half_w - thickness_bar_width(canvas)) * inv_zoom, (-half_h + reset_button_height(canvas)) * inv_zoom, half_w * inv_zoom, -half_h * inv_zoom); } bool GLCanvas3D::LayersEditing::_is_initialized() const { return m_shader.is_initialized(); } void GLCanvas3D::LayersEditing::_render_tooltip_texture(const GLCanvas3D& canvas, const Rect& bar_rect, const Rect& reset_rect) const { // TODO: do this with ImGui if (m_tooltip_texture.get_id() == 0) { std::string filename = resources_dir() + "/icons/variable_layer_height_tooltip.png"; if (!m_tooltip_texture.load_from_file(filename, false)) return; } #if ENABLE_RETINA_GL const float scale = canvas.get_canvas_size().get_scale_factor(); #else const float scale = canvas.get_wxglcanvas()->GetContentScaleFactor(); #endif const float width = (float)m_tooltip_texture.get_width() * scale; const float height = (float)m_tooltip_texture.get_height() * scale; float zoom = canvas.get_camera().zoom; float inv_zoom = (zoom != 0.0f) ? 1.0f / zoom : 0.0f; float gap = 10.0f * inv_zoom; float bar_left = bar_rect.get_left(); float reset_bottom = reset_rect.get_bottom(); float l = bar_left - width * inv_zoom - gap; float r = bar_left - gap; float t = reset_bottom + height * inv_zoom + gap; float b = reset_bottom + gap; GLTexture::render_texture(m_tooltip_texture.get_id(), l, r, b, t); } void GLCanvas3D::LayersEditing::_render_reset_texture(const Rect& reset_rect) const { if (m_reset_texture.get_id() == 0) { std::string filename = resources_dir() + "/icons/variable_layer_height_reset.png"; if (!m_reset_texture.load_from_file(filename, false)) return; } GLTexture::render_texture(m_reset_texture.get_id(), reset_rect.get_left(), reset_rect.get_right(), reset_rect.get_bottom(), reset_rect.get_top()); } void GLCanvas3D::LayersEditing::_render_active_object_annotations(const GLCanvas3D& canvas, const Rect& bar_rect) const { m_shader.start_using(); m_shader.set_uniform("z_to_texture_row", float(m_layers_texture.cells - 1) / (float(m_layers_texture.width) * m_object_max_z)); m_shader.set_uniform("z_texture_row_to_normalized", 1.0f / (float)m_layers_texture.height); m_shader.set_uniform("z_cursor", m_object_max_z * this->get_cursor_z_relative(canvas)); m_shader.set_uniform("z_cursor_band_width", band_width); // The shader requires the original model coordinates when rendering to the texture, so we pass it the unit matrix m_shader.set_uniform("volume_world_matrix", UNIT_MATRIX); glsafe(::glPixelStorei(GL_UNPACK_ALIGNMENT, 1)); glsafe(::glBindTexture(GL_TEXTURE_2D, m_z_texture_id)); // Render the color bar float l = bar_rect.get_left(); float r = bar_rect.get_right(); float t = bar_rect.get_top(); float b = bar_rect.get_bottom(); ::glBegin(GL_QUADS); ::glNormal3f(0.0f, 0.0f, 1.0f); ::glVertex3f(l, b, 0.0f); ::glVertex3f(r, b, 0.0f); ::glVertex3f(r, t, m_object_max_z); ::glVertex3f(l, t, m_object_max_z); glsafe(::glEnd()); glsafe(::glBindTexture(GL_TEXTURE_2D, 0)); m_shader.stop_using(); } void GLCanvas3D::LayersEditing::_render_profile(const Rect& bar_rect) const { //FIXME show some kind of legend. // Make the vertical bar a bit wider so the layer height curve does not touch the edge of the bar region. assert(m_slicing_parameters != nullptr); float scale_x = bar_rect.get_width() / (float)(1.12 * m_slicing_parameters->max_layer_height); float scale_y = bar_rect.get_height() / m_object_max_z; float x = bar_rect.get_left() + (float)m_slicing_parameters->layer_height * scale_x; // Baseline glsafe(::glColor3f(0.0f, 0.0f, 0.0f)); ::glBegin(GL_LINE_STRIP); ::glVertex2f(x, bar_rect.get_bottom()); ::glVertex2f(x, bar_rect.get_top()); glsafe(::glEnd()); // Curve glsafe(::glColor3f(0.0f, 0.0f, 1.0f)); ::glBegin(GL_LINE_STRIP); for (unsigned int i = 0; i < m_layer_height_profile.size(); i += 2) ::glVertex2f(bar_rect.get_left() + (float)m_layer_height_profile[i + 1] * scale_x, bar_rect.get_bottom() + (float)m_layer_height_profile[i] * scale_y); glsafe(::glEnd()); } void GLCanvas3D::LayersEditing::render_volumes(const GLCanvas3D& canvas, const GLVolumeCollection &volumes) const { assert(this->is_allowed()); assert(this->last_object_id != -1); GLint shader_id = m_shader.get_shader()->shader_program_id; assert(shader_id > 0); GLint current_program_id; glsafe(::glGetIntegerv(GL_CURRENT_PROGRAM, ¤t_program_id)); if (shader_id > 0 && shader_id != current_program_id) // The layer editing shader is not yet active. Activate it. glsafe(::glUseProgram(shader_id)); else // The layer editing shader was already active. current_program_id = -1; GLint z_to_texture_row_id = ::glGetUniformLocation(shader_id, "z_to_texture_row"); GLint z_texture_row_to_normalized_id = ::glGetUniformLocation(shader_id, "z_texture_row_to_normalized"); GLint z_cursor_id = ::glGetUniformLocation(shader_id, "z_cursor"); GLint z_cursor_band_width_id = ::glGetUniformLocation(shader_id, "z_cursor_band_width"); GLint world_matrix_id = ::glGetUniformLocation(shader_id, "volume_world_matrix"); glcheck(); if (z_to_texture_row_id != -1 && z_texture_row_to_normalized_id != -1 && z_cursor_id != -1 && z_cursor_band_width_id != -1 && world_matrix_id != -1) { const_cast(this)->generate_layer_height_texture(); // Uniforms were resolved, go ahead using the layer editing shader. glsafe(::glUniform1f(z_to_texture_row_id, GLfloat(m_layers_texture.cells - 1) / (GLfloat(m_layers_texture.width) * GLfloat(m_object_max_z)))); glsafe(::glUniform1f(z_texture_row_to_normalized_id, GLfloat(1.0f / m_layers_texture.height))); glsafe(::glUniform1f(z_cursor_id, GLfloat(m_object_max_z) * GLfloat(this->get_cursor_z_relative(canvas)))); glsafe(::glUniform1f(z_cursor_band_width_id, GLfloat(this->band_width))); // Initialize the layer height texture mapping. GLsizei w = (GLsizei)m_layers_texture.width; GLsizei h = (GLsizei)m_layers_texture.height; GLsizei half_w = w / 2; GLsizei half_h = h / 2; glsafe(::glPixelStorei(GL_UNPACK_ALIGNMENT, 1)); glsafe(::glBindTexture(GL_TEXTURE_2D, m_z_texture_id)); glsafe(::glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0)); glsafe(::glTexImage2D(GL_TEXTURE_2D, 1, GL_RGBA, half_w, half_h, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0)); glsafe(::glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, w, h, GL_RGBA, GL_UNSIGNED_BYTE, m_layers_texture.data.data())); glsafe(::glTexSubImage2D(GL_TEXTURE_2D, 1, 0, 0, half_w, half_h, GL_RGBA, GL_UNSIGNED_BYTE, m_layers_texture.data.data() + m_layers_texture.width * m_layers_texture.height * 4)); for (const GLVolume *glvolume : volumes.volumes) { // Render the object using the layer editing shader and texture. if (! glvolume->is_active || glvolume->composite_id.object_id != this->last_object_id || glvolume->is_modifier) continue; glsafe(::glUniformMatrix4fv(world_matrix_id, 1, GL_FALSE, (const GLfloat*)glvolume->world_matrix().cast().data())); glvolume->render(); } // Revert back to the previous shader. glBindTexture(GL_TEXTURE_2D, 0); if (current_program_id > 0) glsafe(::glUseProgram(current_program_id)); } else { // Something went wrong. Just render the object. assert(false); for (const GLVolume *glvolume : volumes.volumes) { // Render the object using the layer editing shader and texture. if (!glvolume->is_active || glvolume->composite_id.object_id != this->last_object_id || glvolume->is_modifier) continue; glsafe(::glUniformMatrix4fv(world_matrix_id, 1, GL_FALSE, (const GLfloat*)glvolume->world_matrix().cast().data())); glvolume->render(); } } } void GLCanvas3D::LayersEditing::adjust_layer_height_profile() { this->update_slicing_parameters(); PrintObject::update_layer_height_profile(*m_model_object, *m_slicing_parameters, m_layer_height_profile); Slic3r::adjust_layer_height_profile(*m_slicing_parameters, m_layer_height_profile, this->last_z, this->strength, this->band_width, this->last_action); m_layer_height_profile_modified = true; m_layers_texture.valid = false; } void GLCanvas3D::LayersEditing::reset_layer_height_profile(GLCanvas3D& canvas) { const_cast(m_model_object)->layer_height_profile.clear(); m_layer_height_profile.clear(); m_layers_texture.valid = false; canvas.post_event(SimpleEvent(EVT_GLCANVAS_SCHEDULE_BACKGROUND_PROCESS)); } void GLCanvas3D::LayersEditing::generate_layer_height_texture() { this->update_slicing_parameters(); // Always try to update the layer height profile. bool update = ! m_layers_texture.valid; if (PrintObject::update_layer_height_profile(*m_model_object, *m_slicing_parameters, m_layer_height_profile)) { // Initialized to the default value. m_layer_height_profile_modified = false; update = true; } // Update if the layer height profile was changed, or when the texture is not valid. if (! update && ! m_layers_texture.data.empty() && m_layers_texture.cells > 0) // Texture is valid, don't update. return; if (m_layers_texture.data.empty()) { m_layers_texture.width = 1024; m_layers_texture.height = 1024; m_layers_texture.levels = 2; m_layers_texture.data.assign(m_layers_texture.width * m_layers_texture.height * 5, 0); } bool level_of_detail_2nd_level = true; m_layers_texture.cells = Slic3r::generate_layer_height_texture( *m_slicing_parameters, Slic3r::generate_object_layers(*m_slicing_parameters, m_layer_height_profile), m_layers_texture.data.data(), m_layers_texture.height, m_layers_texture.width, level_of_detail_2nd_level); m_layers_texture.valid = true; } void GLCanvas3D::LayersEditing::accept_changes(GLCanvas3D& canvas) { if (last_object_id >= 0) { if (m_layer_height_profile_modified) { const_cast(m_model_object)->layer_height_profile = m_layer_height_profile; canvas.post_event(SimpleEvent(EVT_GLCANVAS_SCHEDULE_BACKGROUND_PROCESS)); } } m_layer_height_profile_modified = false; } void GLCanvas3D::LayersEditing::update_slicing_parameters() { if (m_slicing_parameters == nullptr) { m_slicing_parameters = new SlicingParameters(); *m_slicing_parameters = PrintObject::slicing_parameters(*m_config, *m_model_object); } } float GLCanvas3D::LayersEditing::thickness_bar_width(const GLCanvas3D &canvas) { return #if ENABLE_RETINA_GL canvas.get_canvas_size().get_scale_factor() #else canvas.get_wxglcanvas()->GetContentScaleFactor() #endif * THICKNESS_BAR_WIDTH; } float GLCanvas3D::LayersEditing::reset_button_height(const GLCanvas3D &canvas) { return #if ENABLE_RETINA_GL canvas.get_canvas_size().get_scale_factor() #else canvas.get_wxglcanvas()->GetContentScaleFactor() #endif * THICKNESS_RESET_BUTTON_HEIGHT; } const Point GLCanvas3D::Mouse::Drag::Invalid_2D_Point(INT_MAX, INT_MAX); const Vec3d GLCanvas3D::Mouse::Drag::Invalid_3D_Point(DBL_MAX, DBL_MAX, DBL_MAX); const int GLCanvas3D::Mouse::Drag::MoveThresholdPx = 5; GLCanvas3D::Mouse::Drag::Drag() : start_position_2D(Invalid_2D_Point) , start_position_3D(Invalid_3D_Point) , move_volume_idx(-1) , move_requires_threshold(false) , move_start_threshold_position_2D(Invalid_2D_Point) { } GLCanvas3D::Mouse::Mouse() : dragging(false) , position(DBL_MAX, DBL_MAX) , scene_position(DBL_MAX, DBL_MAX, DBL_MAX) { } const unsigned char GLCanvas3D::WarningTexture::Background_Color[3] = { 120, 120, 120 };//{ 9, 91, 134 }; const unsigned char GLCanvas3D::WarningTexture::Opacity = 255; GLCanvas3D::WarningTexture::WarningTexture() : GUI::GLTexture() , m_original_width(0) , m_original_height(0) { } void GLCanvas3D::WarningTexture::activate(WarningTexture::Warning warning, bool state, const GLCanvas3D& canvas) { auto it = std::find(m_warnings.begin(), m_warnings.end(), warning); if (state) { if (it != m_warnings.end()) // this warning is already set to be shown return; m_warnings.push_back(warning); std::sort(m_warnings.begin(), m_warnings.end()); } else { if (it == m_warnings.end()) // deactivating something that is not active is an easy task return; m_warnings.erase(it); if (m_warnings.empty()) { // nothing remains to be shown reset(); return; } } // Look at the end of our vector and generate proper texture. std::string text; bool red_colored = false; switch (m_warnings.back()) { case ObjectOutside : text = L("Detected object outside print volume"); break; case ToolpathOutside : text = L("Detected toolpath outside print volume"); break; case SomethingNotShown : text = L("Some objects are not visible when editing supports"); break; case ObjectClashed: { text = L("Detected object outside print volume\n" "Resolve a clash to continue slicing/export process correctly"); red_colored = true; break; } } _generate(text, canvas, red_colored); // GUI::GLTexture::reset() is called at the beginning of generate(...) } #ifdef __WXMSW__ static bool is_font_cleartype(const wxFont &font) { // Native font description: on MSW, it is a version number plus the content of LOGFONT, separated by semicolon. wxString font_desc = font.GetNativeFontInfoDesc(); // Find the quality field. wxString sep(";"); size_t startpos = 0; for (size_t i = 0; i < 12; ++ i) startpos = font_desc.find(sep, startpos + 1); ++ startpos; size_t endpos = font_desc.find(sep, startpos); int quality = wxAtoi(font_desc(startpos, endpos - startpos)); return quality == CLEARTYPE_QUALITY; } // ClearType produces renders, which are difficult to convert into an alpha blended OpenGL texture. // Therefore it is better to disable it, though Vojtech found out, that the font returned with ClearType // disabled is signifcantly thicker than the default ClearType font. // This function modifies the font provided. static void msw_disable_cleartype(wxFont &font) { // Native font description: on MSW, it is a version number plus the content of LOGFONT, separated by semicolon. wxString font_desc = font.GetNativeFontInfoDesc(); // Find the quality field. wxString sep(";"); size_t startpos_weight = 0; for (size_t i = 0; i < 5; ++ i) startpos_weight = font_desc.find(sep, startpos_weight + 1); ++ startpos_weight; size_t endpos_weight = font_desc.find(sep, startpos_weight); // Parse the weight field. unsigned int weight = atoi(font_desc(startpos_weight, endpos_weight - startpos_weight)); size_t startpos = endpos_weight; for (size_t i = 0; i < 6; ++ i) startpos = font_desc.find(sep, startpos + 1); ++ startpos; size_t endpos = font_desc.find(sep, startpos); int quality = wxAtoi(font_desc(startpos, endpos - startpos)); if (quality == CLEARTYPE_QUALITY) { // Replace the weight with a smaller value to compensate the weight of non ClearType font. wxString sweight = std::to_string(weight * 2 / 4); size_t len_weight = endpos_weight - startpos_weight; wxString squality = std::to_string(ANTIALIASED_QUALITY); font_desc.replace(startpos_weight, len_weight, sweight); font_desc.replace(startpos + sweight.size() - len_weight, endpos - startpos, squality); font.SetNativeFontInfo(font_desc); wxString font_desc2 = font.GetNativeFontInfoDesc(); } wxString font_desc2 = font.GetNativeFontInfoDesc(); } #endif /* __WXMSW__ */ bool GLCanvas3D::WarningTexture::_generate(const std::string& msg_utf8, const GLCanvas3D& canvas, const bool red_colored/* = false*/) { reset(); if (msg_utf8.empty()) return false; wxString msg = GUI::from_u8(msg_utf8); wxMemoryDC memDC; // select default font const float scale = canvas.get_canvas_size().get_scale_factor(); wxFont font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT).Scale(scale); font.MakeLarger(); font.MakeBold(); memDC.SetFont(font); // calculates texture size wxCoord w, h; memDC.GetMultiLineTextExtent(msg, &w, &h); m_original_width = (int)w; m_original_height = (int)h; m_width = (int)next_highest_power_of_2((uint32_t)w); m_height = (int)next_highest_power_of_2((uint32_t)h); // generates bitmap wxBitmap bitmap(m_width, m_height); memDC.SelectObject(bitmap); memDC.SetBackground(wxBrush(*wxBLACK)); memDC.Clear(); // draw message memDC.SetTextForeground(*wxRED); memDC.DrawLabel(msg, wxRect(0,0, m_original_width, m_original_height), wxALIGN_CENTER); memDC.SelectObject(wxNullBitmap); // Convert the bitmap into a linear data ready to be loaded into the GPU. wxImage image = bitmap.ConvertToImage(); // prepare buffer std::vector data(4 * m_width * m_height, 0); const unsigned char *src = image.GetData(); for (int h = 0; h < m_height; ++h) { unsigned char* dst = data.data() + 4 * h * m_width; for (int w = 0; w < m_width; ++w) { *dst++ = 255; if (red_colored) { *dst++ = 72; // 204 *dst++ = 65; // 204 } else { *dst++ = 255; *dst++ = 255; } *dst++ = (unsigned char)std::min(255, *src); src += 3; } } // sends buffer to gpu glsafe(::glPixelStorei(GL_UNPACK_ALIGNMENT, 1)); glsafe(::glGenTextures(1, &m_id)); glsafe(::glBindTexture(GL_TEXTURE_2D, (GLuint)m_id)); glsafe(::glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, (GLsizei)m_width, (GLsizei)m_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, (const void*)data.data())); glsafe(::glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR)); glsafe(::glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR)); glsafe(::glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0)); glsafe(::glBindTexture(GL_TEXTURE_2D, 0)); return true; } void GLCanvas3D::WarningTexture::render(const GLCanvas3D& canvas) const { if (m_warnings.empty()) return; if ((m_id > 0) && (m_original_width > 0) && (m_original_height > 0) && (m_width > 0) && (m_height > 0)) { glsafe(::glDisable(GL_DEPTH_TEST)); glsafe(::glPushMatrix()); glsafe(::glLoadIdentity()); const Size& cnv_size = canvas.get_canvas_size(); float zoom = canvas.get_camera().zoom; float inv_zoom = (zoom != 0.0f) ? 1.0f / zoom : 0.0f; float left = (-0.5f * (float)m_original_width) * inv_zoom; float top = (-0.5f * (float)cnv_size.get_height() + (float)m_original_height + 2.0f) * inv_zoom; float right = left + (float)m_original_width * inv_zoom; float bottom = top - (float)m_original_height * inv_zoom; float uv_left = 0.0f; float uv_top = 0.0f; float uv_right = (float)m_original_width / (float)m_width; float uv_bottom = (float)m_original_height / (float)m_height; GLTexture::Quad_UVs uvs; uvs.left_top = { uv_left, uv_top }; uvs.left_bottom = { uv_left, uv_bottom }; uvs.right_bottom = { uv_right, uv_bottom }; uvs.right_top = { uv_right, uv_top }; GLTexture::render_sub_texture(m_id, left, right, bottom, top, uvs); glsafe(::glPopMatrix()); glsafe(::glEnable(GL_DEPTH_TEST)); } } const unsigned char GLCanvas3D::LegendTexture::Squares_Border_Color[3] = { 64, 64, 64 }; const unsigned char GLCanvas3D::LegendTexture::Default_Background_Color[3] = { (unsigned char)(DEFAULT_BG_LIGHT_COLOR[0] * 255.0f), (unsigned char)(DEFAULT_BG_LIGHT_COLOR[1] * 255.0f), (unsigned char)(DEFAULT_BG_LIGHT_COLOR[2] * 255.0f) }; const unsigned char GLCanvas3D::LegendTexture::Error_Background_Color[3] = { (unsigned char)(ERROR_BG_LIGHT_COLOR[0] * 255.0f), (unsigned char)(ERROR_BG_LIGHT_COLOR[1] * 255.0f), (unsigned char)(ERROR_BG_LIGHT_COLOR[2] * 255.0f) }; const unsigned char GLCanvas3D::LegendTexture::Opacity = 255; GLCanvas3D::LegendTexture::LegendTexture() : GUI::GLTexture() , m_original_width(0) , m_original_height(0) { } void GLCanvas3D::LegendTexture::fill_color_print_legend_values(const GCodePreviewData& preview_data, const GLCanvas3D& canvas, std::vector>& cp_legend_values) { if (preview_data.extrusion.view_type == GCodePreviewData::Extrusion::ColorPrint) { auto& config = wxGetApp().preset_bundle->project_config; const std::vector& color_print_values = config.option("colorprint_heights")->values; const int values_cnt = color_print_values.size(); if (values_cnt > 0) { auto print_zs = canvas.get_current_print_zs(true); auto z = 0; for (auto i = 0; i < values_cnt; ++i) { double prev_z = -1.0; for (z; z < print_zs.size(); ++z) if (fabs(color_print_values[i] - print_zs[z]) < EPSILON) { prev_z = print_zs[z - 1]; break; } if (prev_z < 0) continue; cp_legend_values.push_back(std::pair(prev_z, color_print_values[i])); } } } } bool GLCanvas3D::LegendTexture::generate(const GCodePreviewData& preview_data, const std::vector& tool_colors, const GLCanvas3D& canvas) { reset(); // collects items to render auto title = _(preview_data.get_legend_title()); std::vector> cp_legend_values; fill_color_print_legend_values(preview_data, canvas, cp_legend_values); const GCodePreviewData::LegendItemsList& items = preview_data.get_legend_items(tool_colors, cp_legend_values); unsigned int items_count = (unsigned int)items.size(); if (items_count == 0) // nothing to render, return return false; wxMemoryDC memDC; wxMemoryDC mask_memDC; // calculate scaling const float scale_gl = canvas.get_canvas_size().get_scale_factor(); const float scale = scale_gl * wxGetApp().em_unit()*0.1; // get scale from em_unit() value, because of get_scale_factor() return 1 const int scaled_square = std::floor((float)Px_Square * scale); const int scaled_title_offset = Px_Title_Offset * scale; const int scaled_text_offset = Px_Text_Offset * scale; const int scaled_square_contour = Px_Square_Contour * scale; const int scaled_border = Px_Border * scale; // select default font wxFont font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT).Scale(scale_gl); #ifdef __WXMSW__ // Disabling ClearType works, but the font returned is very different (much thicker) from the default. // msw_disable_cleartype(font); bool cleartype = is_font_cleartype(font); #else bool cleartype = false; #endif /* __WXMSW__ */ memDC.SetFont(font); mask_memDC.SetFont(font); // calculates texture size wxCoord w, h; memDC.GetTextExtent(title, &w, &h); int title_width = (int)w; int title_height = (int)h; int max_text_width = 0; int max_text_height = 0; for (const GCodePreviewData::LegendItem& item : items) { memDC.GetTextExtent(GUI::from_u8(item.text), &w, &h); max_text_width = std::max(max_text_width, (int)w); max_text_height = std::max(max_text_height, (int)h); } m_original_width = std::max(2 * scaled_border + title_width, 2 * (scaled_border + scaled_square_contour) + scaled_square + scaled_text_offset + max_text_width); m_original_height = 2 * (scaled_border + scaled_square_contour) + title_height + scaled_title_offset + items_count * scaled_square; if (items_count > 1) m_original_height += (items_count - 1) * scaled_square_contour; m_width = (int)next_highest_power_of_2((uint32_t)m_original_width); m_height = (int)next_highest_power_of_2((uint32_t)m_original_height); // generates bitmap wxBitmap bitmap(m_width, m_height); wxBitmap mask(m_width, m_height); memDC.SelectObject(bitmap); mask_memDC.SelectObject(mask); memDC.SetBackground(wxBrush(*wxBLACK)); mask_memDC.SetBackground(wxBrush(*wxBLACK)); memDC.Clear(); mask_memDC.Clear(); // draw title memDC.SetTextForeground(*wxWHITE); mask_memDC.SetTextForeground(*wxRED); int title_x = scaled_border; int title_y = scaled_border; memDC.DrawText(title, title_x, title_y); mask_memDC.DrawText(title, title_x, title_y); // draw icons contours as background int squares_contour_x = scaled_border; int squares_contour_y = scaled_border + title_height + scaled_title_offset; int squares_contour_width = scaled_square + 2 * scaled_square_contour; int squares_contour_height = items_count * scaled_square + 2 * scaled_square_contour; if (items_count > 1) squares_contour_height += (items_count - 1) * scaled_square_contour; wxColour color(Squares_Border_Color[0], Squares_Border_Color[1], Squares_Border_Color[2]); wxPen pen(color); wxBrush brush(color); memDC.SetPen(pen); memDC.SetBrush(brush); memDC.DrawRectangle(wxRect(squares_contour_x, squares_contour_y, squares_contour_width, squares_contour_height)); // draw items (colored icon + text) int icon_x = squares_contour_x + scaled_square_contour; int icon_x_inner = icon_x + 1; int icon_y = squares_contour_y + scaled_square_contour; int icon_y_step = scaled_square + scaled_square_contour; int text_x = icon_x + scaled_square + scaled_text_offset; int text_y_offset = (scaled_square - max_text_height) / 2; int px_inner_square = scaled_square - 2; for (const GCodePreviewData::LegendItem& item : items) { // draw darker icon perimeter const std::vector& item_color_bytes = item.color.as_bytes(); wxImage::HSVValue dark_hsv = wxImage::RGBtoHSV(wxImage::RGBValue(item_color_bytes[0], item_color_bytes[1], item_color_bytes[2])); dark_hsv.value *= 0.75; wxImage::RGBValue dark_rgb = wxImage::HSVtoRGB(dark_hsv); color.Set(dark_rgb.red, dark_rgb.green, dark_rgb.blue, item_color_bytes[3]); pen.SetColour(color); brush.SetColour(color); memDC.SetPen(pen); memDC.SetBrush(brush); memDC.DrawRectangle(wxRect(icon_x, icon_y, scaled_square, scaled_square)); // draw icon interior color.Set(item_color_bytes[0], item_color_bytes[1], item_color_bytes[2], item_color_bytes[3]); pen.SetColour(color); brush.SetColour(color); memDC.SetPen(pen); memDC.SetBrush(brush); memDC.DrawRectangle(wxRect(icon_x_inner, icon_y + 1, px_inner_square, px_inner_square)); // draw text mask_memDC.DrawText(GUI::from_u8(item.text), text_x, icon_y + text_y_offset); // update y icon_y += icon_y_step; } memDC.SelectObject(wxNullBitmap); mask_memDC.SelectObject(wxNullBitmap); // Convert the bitmap into a linear data ready to be loaded into the GPU. wxImage image = bitmap.ConvertToImage(); wxImage mask_image = mask.ConvertToImage(); // prepare buffer std::vector data(4 * m_width * m_height, 0); const unsigned char *src_image = image.GetData(); const unsigned char *src_mask = mask_image.GetData(); for (int h = 0; h < m_height; ++h) { int hh = h * m_width; unsigned char* px_ptr = data.data() + 4 * hh; for (int w = 0; w < m_width; ++w) { if (w >= squares_contour_x && w < squares_contour_x + squares_contour_width && h >= squares_contour_y && h < squares_contour_y + squares_contour_height) { // Color palette, use the color verbatim. *px_ptr++ = *src_image++; *px_ptr++ = *src_image++; *px_ptr++ = *src_image++; *px_ptr++ = 255; } else { // Text or background unsigned char alpha = *src_mask; // Compensate the white color for the 50% opacity reduction at the character edges. //unsigned char color = (unsigned char)floor(alpha * 255.f / (128.f + 0.5f * alpha)); unsigned char color = alpha; *px_ptr++ = color; *px_ptr++ = color; // *src_mask ++; *px_ptr++ = color; // *src_mask ++; *px_ptr++ = 128 + (alpha / 2); // (alpha > 0) ? 255 : 128; src_image += 3; } src_mask += 3; } } // sends buffer to gpu glsafe(::glPixelStorei(GL_UNPACK_ALIGNMENT, 1)); glsafe(::glGenTextures(1, &m_id)); glsafe(::glBindTexture(GL_TEXTURE_2D, (GLuint)m_id)); glsafe(::glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, (GLsizei)m_width, (GLsizei)m_height, 0, GL_RGBA, GL_UNSIGNED_BYTE, (const void*)data.data())); glsafe(::glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR)); glsafe(::glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR)); glsafe(::glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0)); glsafe(::glBindTexture(GL_TEXTURE_2D, 0)); return true; } void GLCanvas3D::LegendTexture::render(const GLCanvas3D& canvas) const { if ((m_id > 0) && (m_original_width > 0) && (m_original_height > 0) && (m_width > 0) && (m_height > 0)) { glsafe(::glDisable(GL_DEPTH_TEST)); glsafe(::glPushMatrix()); glsafe(::glLoadIdentity()); const Size& cnv_size = canvas.get_canvas_size(); float zoom = canvas.get_camera().zoom; float inv_zoom = (zoom != 0.0f) ? 1.0f / zoom : 0.0f; float left = (-0.5f * (float)cnv_size.get_width()) * inv_zoom; float top = (0.5f * (float)cnv_size.get_height()) * inv_zoom; float right = left + (float)m_original_width * inv_zoom; float bottom = top - (float)m_original_height * inv_zoom; float uv_left = 0.0f; float uv_top = 0.0f; float uv_right = (float)m_original_width / (float)m_width; float uv_bottom = (float)m_original_height / (float)m_height; GLTexture::Quad_UVs uvs; uvs.left_top = { uv_left, uv_top }; uvs.left_bottom = { uv_left, uv_bottom }; uvs.right_bottom = { uv_right, uv_bottom }; uvs.right_top = { uv_right, uv_top }; GLTexture::render_sub_texture(m_id, left, right, bottom, top, uvs); glsafe(::glPopMatrix()); glsafe(::glEnable(GL_DEPTH_TEST)); } } wxDEFINE_EVENT(EVT_GLCANVAS_INIT, SimpleEvent); wxDEFINE_EVENT(EVT_GLCANVAS_SCHEDULE_BACKGROUND_PROCESS, SimpleEvent); wxDEFINE_EVENT(EVT_GLCANVAS_OBJECT_SELECT, SimpleEvent); wxDEFINE_EVENT(EVT_GLCANVAS_RIGHT_CLICK, Vec2dEvent); wxDEFINE_EVENT(EVT_GLCANVAS_REMOVE_OBJECT, SimpleEvent); wxDEFINE_EVENT(EVT_GLCANVAS_ARRANGE, SimpleEvent); wxDEFINE_EVENT(EVT_GLCANVAS_SELECT_ALL, SimpleEvent); wxDEFINE_EVENT(EVT_GLCANVAS_QUESTION_MARK, SimpleEvent); wxDEFINE_EVENT(EVT_GLCANVAS_INCREASE_INSTANCES, Event); wxDEFINE_EVENT(EVT_GLCANVAS_INSTANCE_MOVED, SimpleEvent); wxDEFINE_EVENT(EVT_GLCANVAS_INSTANCE_ROTATED, SimpleEvent); wxDEFINE_EVENT(EVT_GLCANVAS_INSTANCE_SCALED, SimpleEvent); wxDEFINE_EVENT(EVT_GLCANVAS_WIPETOWER_MOVED, Vec3dEvent); wxDEFINE_EVENT(EVT_GLCANVAS_ENABLE_ACTION_BUTTONS, Event); wxDEFINE_EVENT(EVT_GLCANVAS_UPDATE_GEOMETRY, Vec3dsEvent<2>); wxDEFINE_EVENT(EVT_GLCANVAS_MOUSE_DRAGGING_FINISHED, SimpleEvent); wxDEFINE_EVENT(EVT_GLCANVAS_UPDATE_BED_SHAPE, SimpleEvent); wxDEFINE_EVENT(EVT_GLCANVAS_TAB, SimpleEvent); wxDEFINE_EVENT(EVT_GLCANVAS_RESETGIZMOS, SimpleEvent); GLCanvas3D::GLCanvas3D(wxGLCanvas* canvas, Bed3D& bed, Camera& camera, GLToolbar& view_toolbar) : m_canvas(canvas) , m_context(nullptr) #if ENABLE_RETINA_GL , m_retina_helper(nullptr) #endif , m_in_render(false) , m_bed(bed) , m_camera(camera) , m_view_toolbar(view_toolbar) #if ENABLE_SVG_ICONS , m_toolbar(GLToolbar::Normal, "Top") #else , m_toolbar(GLToolbar::Normal) #endif // ENABLE_SVG_ICONS , m_use_clipping_planes(false) , m_sidebar_field("") , m_config(nullptr) , m_process(nullptr) , m_model(nullptr) , m_dirty(true) , m_initialized(false) , m_use_VBOs(false) , m_apply_zoom_to_volumes_filter(false) , m_hover_volume_id(-1) , m_legend_texture_enabled(false) , m_picking_enabled(false) , m_moving_enabled(false) , m_dynamic_background_enabled(false) , m_multisample_allowed(false) , m_regenerate_volumes(true) , m_moving(false) , m_tab_down(false) , m_color_by("volume") , m_reload_delayed(false) , m_render_sla_auxiliaries(true) { if (m_canvas != nullptr) { m_timer.SetOwner(m_canvas); #if ENABLE_RETINA_GL m_retina_helper.reset(new RetinaHelper(canvas)); #endif } m_selection.set_volumes(&m_volumes.volumes); } GLCanvas3D::~GLCanvas3D() { reset_volumes(); } void GLCanvas3D::post_event(wxEvent &&event) { event.SetEventObject(m_canvas); wxPostEvent(m_canvas, event); } bool GLCanvas3D::init(bool useVBOs, bool use_legacy_opengl) { if (m_initialized) return true; if ((m_canvas == nullptr) || (m_context == nullptr)) return false; glsafe(::glClearColor(1.0f, 1.0f, 1.0f, 1.0f)); glsafe(::glClearDepth(1.0f)); glsafe(::glDepthFunc(GL_LESS)); glsafe(::glEnable(GL_DEPTH_TEST)); glsafe(::glEnable(GL_CULL_FACE)); glsafe(::glEnable(GL_BLEND)); glsafe(::glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)); // Set antialiasing / multisampling glsafe(::glDisable(GL_LINE_SMOOTH)); glsafe(::glDisable(GL_POLYGON_SMOOTH)); // ambient lighting GLfloat ambient[4] = { 0.3f, 0.3f, 0.3f, 1.0f }; glsafe(::glLightModelfv(GL_LIGHT_MODEL_AMBIENT, ambient)); glsafe(::glEnable(GL_LIGHT0)); glsafe(::glEnable(GL_LIGHT1)); // light from camera GLfloat specular_cam[4] = { 0.3f, 0.3f, 0.3f, 1.0f }; glsafe(::glLightfv(GL_LIGHT1, GL_SPECULAR, specular_cam)); GLfloat diffuse_cam[4] = { 0.2f, 0.2f, 0.2f, 1.0f }; glsafe(::glLightfv(GL_LIGHT1, GL_DIFFUSE, diffuse_cam)); // light from above GLfloat specular_top[4] = { 0.2f, 0.2f, 0.2f, 1.0f }; glsafe(::glLightfv(GL_LIGHT0, GL_SPECULAR, specular_top)); GLfloat diffuse_top[4] = { 0.5f, 0.5f, 0.5f, 1.0f }; glsafe(::glLightfv(GL_LIGHT0, GL_DIFFUSE, diffuse_top)); // Enables Smooth Color Shading; try GL_FLAT for (lack of) fun. glsafe(::glShadeModel(GL_SMOOTH)); // A handy trick -- have surface material mirror the color. glsafe(::glColorMaterial(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE)); glsafe(::glEnable(GL_COLOR_MATERIAL)); if (m_multisample_allowed) glsafe(::glEnable(GL_MULTISAMPLE)); if (useVBOs && !m_shader.init("gouraud.vs", "gouraud.fs")) return false; if (m_toolbar.is_enabled() && useVBOs && !m_layers_editing.init("variable_layer_height.vs", "variable_layer_height.fs")) return false; m_use_VBOs = useVBOs; m_layers_editing.set_use_legacy_opengl(use_legacy_opengl); // on linux the gl context is not valid until the canvas is not shown on screen // we defer the geometry finalization of volumes until the first call to render() if (!m_volumes.empty()) m_volumes.finalize_geometry(m_use_VBOs); if (m_gizmos.is_enabled()) { if (! m_gizmos.init(*this)) { std::cout << "Unable to initialize gizmos: please, check that all the required textures are available" << std::endl; return false; } } if (!_init_toolbar()) return false; if (m_selection.is_enabled() && !m_selection.init(m_use_VBOs)) return false; post_event(SimpleEvent(EVT_GLCANVAS_INIT)); m_initialized = true; return true; } void GLCanvas3D::set_as_dirty() { m_dirty = true; } unsigned int GLCanvas3D::get_volumes_count() const { return (unsigned int)m_volumes.volumes.size(); } void GLCanvas3D::reset_volumes() { if (!m_initialized) return; _set_current(); if (!m_volumes.empty()) { m_selection.clear(); m_volumes.release_geometry(); m_volumes.clear(); m_dirty = true; } _set_warning_texture(WarningTexture::ObjectOutside, false); } int GLCanvas3D::check_volumes_outside_state() const { ModelInstance::EPrintVolumeState state; m_volumes.check_outside_state(m_config, &state); return (int)state; } void GLCanvas3D::toggle_sla_auxiliaries_visibility(bool visible, const ModelObject* mo, int instance_idx) { for (GLVolume* vol : m_volumes.volumes) { if ((mo == nullptr || m_model->objects[vol->composite_id.object_id] == mo) && (instance_idx == -1 || vol->composite_id.instance_id == instance_idx) && vol->composite_id.volume_id < 0) vol->is_active = visible; } m_render_sla_auxiliaries = visible; } void GLCanvas3D::toggle_model_objects_visibility(bool visible, const ModelObject* mo, int instance_idx) { for (GLVolume* vol : m_volumes.volumes) { if ((mo == nullptr || m_model->objects[vol->composite_id.object_id] == mo) && (instance_idx == -1 || vol->composite_id.instance_id == instance_idx)) { vol->is_active = visible; vol->force_native_color = (instance_idx != -1); } } if (visible && !mo) toggle_sla_auxiliaries_visibility(true, mo, instance_idx); if (!mo && !visible && !m_model->objects.empty() && (m_model->objects.size() > 1 || m_model->objects.front()->instances.size() > 1)) _set_warning_texture(WarningTexture::SomethingNotShown, true); if (!mo && visible) _set_warning_texture(WarningTexture::SomethingNotShown, false); } void GLCanvas3D::set_config(const DynamicPrintConfig* config) { m_config = config; m_layers_editing.set_config(config); } void GLCanvas3D::set_process(BackgroundSlicingProcess *process) { m_process = process; } void GLCanvas3D::set_model(Model* model) { m_model = model; m_selection.set_model(m_model); } void GLCanvas3D::bed_shape_changed() { m_camera.set_scene_box(scene_bounding_box()); m_camera.requires_zoom_to_bed = true; m_dirty = true; } void GLCanvas3D::set_color_by(const std::string& value) { m_color_by = value; } BoundingBoxf3 GLCanvas3D::volumes_bounding_box() const { BoundingBoxf3 bb; for (const GLVolume* volume : m_volumes.volumes) { if (!m_apply_zoom_to_volumes_filter || ((volume != nullptr) && volume->zoom_to_volumes)) bb.merge(volume->transformed_bounding_box()); } return bb; } BoundingBoxf3 GLCanvas3D::scene_bounding_box() const { BoundingBoxf3 bb = volumes_bounding_box(); bb.merge(m_bed.get_bounding_box()); if (m_config != nullptr) { double h = m_config->opt_float("max_print_height"); bb.min(2) = std::min(bb.min(2), -h); bb.max(2) = std::max(bb.max(2), h); } return bb; } bool GLCanvas3D::is_layers_editing_enabled() const { return m_layers_editing.is_enabled(); } bool GLCanvas3D::is_layers_editing_allowed() const { return m_layers_editing.is_allowed(); } bool GLCanvas3D::is_reload_delayed() const { return m_reload_delayed; } void GLCanvas3D::enable_layers_editing(bool enable) { m_layers_editing.set_enabled(enable); const Selection::IndicesList& idxs = m_selection.get_volume_idxs(); for (unsigned int idx : idxs) { GLVolume* v = m_volumes.volumes[idx]; if (v->is_modifier) v->force_transparent = enable; } } void GLCanvas3D::enable_legend_texture(bool enable) { m_legend_texture_enabled = enable; } void GLCanvas3D::enable_picking(bool enable) { m_picking_enabled = enable; m_selection.set_mode(Selection::Instance); } void GLCanvas3D::enable_moving(bool enable) { m_moving_enabled = enable; } void GLCanvas3D::enable_gizmos(bool enable) { m_gizmos.set_enabled(enable); } void GLCanvas3D::enable_selection(bool enable) { m_selection.set_enabled(enable); } void GLCanvas3D::enable_toolbar(bool enable) { m_toolbar.set_enabled(enable); } void GLCanvas3D::enable_dynamic_background(bool enable) { m_dynamic_background_enabled = enable; } void GLCanvas3D::allow_multisample(bool allow) { m_multisample_allowed = allow; } void GLCanvas3D::zoom_to_bed() { _zoom_to_bounding_box(m_bed.get_bounding_box()); } void GLCanvas3D::zoom_to_volumes() { m_apply_zoom_to_volumes_filter = true; _zoom_to_bounding_box(volumes_bounding_box()); m_apply_zoom_to_volumes_filter = false; } void GLCanvas3D::zoom_to_selection() { if (!m_selection.is_empty()) _zoom_to_bounding_box(m_selection.get_bounding_box()); } void GLCanvas3D::select_view(const std::string& direction) { if (m_camera.select_view(direction) && (m_canvas != nullptr)) m_canvas->Refresh(); } void GLCanvas3D::update_volumes_colors_by_extruder() { if (m_config != nullptr) m_volumes.update_colors_by_extruder(m_config); } void GLCanvas3D::render() { wxCHECK_RET(!m_in_render, "GLCanvas3D::render() called recursively"); m_in_render = true; Slic3r::ScopeGuard in_render_guard([this]() { m_in_render = false; }); (void)in_render_guard; if (m_canvas == nullptr) return; #ifndef __WXMAC__ // on Mac this check causes flickering when changing view if (!_is_shown_on_screen()) return; #endif // __WXMAC__ // ensures this canvas is current and initialized if (!_set_current() || !_3DScene::init(m_canvas)) return; if (m_bed.get_shape().empty()) { // this happens at startup when no data is still saved under <>\AppData\Roaming\Slic3rPE post_event(SimpleEvent(EVT_GLCANVAS_UPDATE_BED_SHAPE)); return; } if (m_camera.requires_zoom_to_bed) { zoom_to_bed(); const Size& cnv_size = get_canvas_size(); _resize((unsigned int)cnv_size.get_width(), (unsigned int)cnv_size.get_height()); m_camera.requires_zoom_to_bed = false; } m_camera.apply_view_matrix(); GLfloat position_cam[4] = { 1.0f, 0.0f, 1.0f, 0.0f }; glsafe(::glLightfv(GL_LIGHT1, GL_POSITION, position_cam)); GLfloat position_top[4] = { -0.5f, -0.5f, 1.0f, 0.0f }; glsafe(::glLightfv(GL_LIGHT0, GL_POSITION, position_top)); float theta = m_camera.get_theta(); if (theta > 180.f) // absolute value of the rotation theta = 360.f - theta; wxGetApp().imgui()->new_frame(); // picking pass _picking_pass(); // draw scene glsafe(::glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)); _render_background(); // textured bed needs to be rendered after objects if the texture is transparent bool early_bed_render = m_bed.is_custom() || (theta <= 90.0f); if (early_bed_render) _render_bed(theta); _render_objects(); _render_sla_slices(); _render_selection(); _render_axes(); if (!early_bed_render) _render_bed(theta); #if ENABLE_RENDER_SELECTION_CENTER _render_selection_center(); #endif // ENABLE_RENDER_SELECTION_CENTER // we need to set the mouse's scene position here because the depth buffer // could be invalidated by the following gizmo render methods // this position is used later into on_mouse() to drag the objects m_mouse.scene_position = _mouse_to_3d(m_mouse.position.cast()); _render_current_gizmo(); _render_selection_sidebar_hints(); #if ENABLE_SHOW_CAMERA_TARGET _render_camera_target(); #endif // ENABLE_SHOW_CAMERA_TARGET // draw overlays _render_gizmos_overlay(); _render_warning_texture(); _render_legend_texture(); #if !ENABLE_SVG_ICONS _resize_toolbars(); #endif // !ENABLE_SVG_ICONS _render_toolbar(); _render_view_toolbar(); if (m_layers_editing.last_object_id >= 0) m_layers_editing.render_overlay(*this); wxGetApp().imgui()->render(); m_canvas->SwapBuffers(); } void GLCanvas3D::select_all() { m_selection.add_all(); m_dirty = true; } void GLCanvas3D::delete_selected() { m_selection.erase(); } void GLCanvas3D::ensure_on_bed(unsigned int object_idx) { typedef std::map, double> InstancesToZMap; InstancesToZMap instances_min_z; for (GLVolume* volume : m_volumes.volumes) { if ((volume->object_idx() == object_idx) && !volume->is_modifier) { double min_z = volume->transformed_convex_hull_bounding_box().min(2); std::pair instance = std::make_pair(volume->object_idx(), volume->instance_idx()); InstancesToZMap::iterator it = instances_min_z.find(instance); if (it == instances_min_z.end()) it = instances_min_z.insert(InstancesToZMap::value_type(instance, DBL_MAX)).first; it->second = std::min(it->second, min_z); } } for (GLVolume* volume : m_volumes.volumes) { std::pair instance = std::make_pair(volume->object_idx(), volume->instance_idx()); InstancesToZMap::iterator it = instances_min_z.find(instance); if (it != instances_min_z.end()) volume->set_instance_offset(Z, volume->get_instance_offset(Z) - it->second); } } std::vector GLCanvas3D::get_current_print_zs(bool active_only) const { return m_volumes.get_current_print_zs(active_only); } void GLCanvas3D::set_toolpaths_range(double low, double high) { m_volumes.set_range(low, high); } std::vector GLCanvas3D::load_object(const ModelObject& model_object, int obj_idx, std::vector instance_idxs) { if (instance_idxs.empty()) { for (unsigned int i = 0; i < model_object.instances.size(); ++i) { instance_idxs.push_back(i); } } return m_volumes.load_object(&model_object, obj_idx, instance_idxs, m_color_by, m_use_VBOs && m_initialized); } std::vector GLCanvas3D::load_object(const Model& model, int obj_idx) { if ((0 <= obj_idx) && (obj_idx < (int)model.objects.size())) { const ModelObject* model_object = model.objects[obj_idx]; if (model_object != nullptr) return load_object(*model_object, obj_idx, std::vector()); } return std::vector(); } void GLCanvas3D::mirror_selection(Axis axis) { m_selection.mirror(axis); do_mirror(); wxGetApp().obj_manipul()->update_settings_value(m_selection); } // Reload the 3D scene of // 1) Model / ModelObjects / ModelInstances / ModelVolumes // 2) Print bed // 3) SLA support meshes for their respective ModelObjects / ModelInstances // 4) Wipe tower preview // 5) Out of bed collision status & message overlay (texture) void GLCanvas3D::reload_scene(bool refresh_immediately, bool force_full_scene_refresh) { if ((m_canvas == nullptr) || (m_config == nullptr) || (m_model == nullptr)) return; if (m_initialized) _set_current(); struct ModelVolumeState { ModelVolumeState(const GLVolume *volume) : model_volume(nullptr), geometry_id(volume->geometry_id), volume_idx(-1) {} ModelVolumeState(const ModelVolume *model_volume, const ModelID &instance_id, const GLVolume::CompositeID &composite_id) : model_volume(model_volume), geometry_id(std::make_pair(model_volume->id().id, instance_id.id)), composite_id(composite_id), volume_idx(-1) {} ModelVolumeState(const ModelID &volume_id, const ModelID &instance_id) : model_volume(nullptr), geometry_id(std::make_pair(volume_id.id, instance_id.id)), volume_idx(-1) {} bool new_geometry() const { return this->volume_idx == size_t(-1); } const ModelVolume *model_volume; // ModelID of ModelVolume + ModelID of ModelInstance // or timestamp of an SLAPrintObjectStep + ModelID of ModelInstance std::pair geometry_id; GLVolume::CompositeID composite_id; // Volume index in the new GLVolume vector. size_t volume_idx; }; std::vector model_volume_state; std::vector aux_volume_state; // SLA steps to pull the preview meshes for. typedef std::array SLASteps; SLASteps sla_steps = { slaposSupportTree, slaposBasePool }; struct SLASupportState { std::array::value> step; }; // State of the sla_steps for all SLAPrintObjects. std::vector sla_support_state; std::vector map_glvolume_old_to_new(m_volumes.volumes.size(), size_t(-1)); std::vector glvolumes_new; glvolumes_new.reserve(m_volumes.volumes.size()); auto model_volume_state_lower = [](const ModelVolumeState &m1, const ModelVolumeState &m2) { return m1.geometry_id < m2.geometry_id; }; m_reload_delayed = ! m_canvas->IsShown() && ! refresh_immediately && ! force_full_scene_refresh; PrinterTechnology printer_technology = m_process->current_printer_technology(); int volume_idx_wipe_tower_old = -1; if (m_regenerate_volumes) { // Release invalidated volumes to conserve GPU memory in case of delayed refresh (see m_reload_delayed). // First initialize model_volumes_new_sorted & model_instances_new_sorted. for (int object_idx = 0; object_idx < (int)m_model->objects.size(); ++ object_idx) { const ModelObject *model_object = m_model->objects[object_idx]; for (int instance_idx = 0; instance_idx < (int)model_object->instances.size(); ++ instance_idx) { const ModelInstance *model_instance = model_object->instances[instance_idx]; for (int volume_idx = 0; volume_idx < (int)model_object->volumes.size(); ++ volume_idx) { const ModelVolume *model_volume = model_object->volumes[volume_idx]; model_volume_state.emplace_back(model_volume, model_instance->id(), GLVolume::CompositeID(object_idx, volume_idx, instance_idx)); } } } if (printer_technology == ptSLA) { const SLAPrint *sla_print = this->sla_print(); #ifndef NDEBUG // Verify that the SLAPrint object is synchronized with m_model. check_model_ids_equal(*m_model, sla_print->model()); #endif /* NDEBUG */ sla_support_state.reserve(sla_print->objects().size()); for (const SLAPrintObject *print_object : sla_print->objects()) { SLASupportState state; for (size_t istep = 0; istep < sla_steps.size(); ++ istep) { state.step[istep] = print_object->step_state_with_timestamp(sla_steps[istep]); if (state.step[istep].state == PrintStateBase::DONE) { if (! print_object->has_mesh(sla_steps[istep])) // Consider the DONE step without a valid mesh as invalid for the purpose // of mesh visualization. state.step[istep].state = PrintStateBase::INVALID; else for (const ModelInstance *model_instance : print_object->model_object()->instances) aux_volume_state.emplace_back(state.step[istep].timestamp, model_instance->id()); } } sla_support_state.emplace_back(state); } } std::sort(model_volume_state.begin(), model_volume_state.end(), model_volume_state_lower); std::sort(aux_volume_state .begin(), aux_volume_state .end(), model_volume_state_lower); // Release all ModelVolume based GLVolumes not found in the current Model. for (size_t volume_id = 0; volume_id < m_volumes.volumes.size(); ++ volume_id) { GLVolume *volume = m_volumes.volumes[volume_id]; ModelVolumeState key(volume); ModelVolumeState *mvs = nullptr; if (volume->volume_idx() < 0) { auto it = std::lower_bound(aux_volume_state.begin(), aux_volume_state.end(), key, model_volume_state_lower); if (it != aux_volume_state.end() && it->geometry_id == key.geometry_id) mvs = &(*it); } else { auto it = std::lower_bound(model_volume_state.begin(), model_volume_state.end(), key, model_volume_state_lower); if (it != model_volume_state.end() && it->geometry_id == key.geometry_id) mvs = &(*it); } if (mvs == nullptr || force_full_scene_refresh) { // This GLVolume will be released. if (volume->is_wipe_tower) { // There is only one wipe tower. assert(volume_idx_wipe_tower_old == -1); volume_idx_wipe_tower_old = (int)volume_id; } volume->release_geometry(); if (! m_reload_delayed) delete volume; } else { // This GLVolume will be reused. volume->set_sla_shift_z(0.0); map_glvolume_old_to_new[volume_id] = glvolumes_new.size(); mvs->volume_idx = glvolumes_new.size(); glvolumes_new.emplace_back(volume); // Update color of the volume based on the current extruder. if (mvs->model_volume != nullptr) { int extruder_id = mvs->model_volume->extruder_id(); if (extruder_id != -1) volume->extruder_id = extruder_id; volume->is_modifier = !mvs->model_volume->is_model_part(); volume->set_color_from_model_volume(mvs->model_volume); // updates volumes transformations volume->set_instance_transformation(mvs->model_volume->get_object()->instances[mvs->composite_id.instance_id]->get_transformation()); volume->set_volume_transformation(mvs->model_volume->get_transformation()); } } } } if (m_reload_delayed) return; if (m_regenerate_volumes) { m_volumes.volumes = std::move(glvolumes_new); for (unsigned int obj_idx = 0; obj_idx < (unsigned int)m_model->objects.size(); ++ obj_idx) { const ModelObject &model_object = *m_model->objects[obj_idx]; for (int volume_idx = 0; volume_idx < (int)model_object.volumes.size(); ++ volume_idx) { const ModelVolume &model_volume = *model_object.volumes[volume_idx]; for (int instance_idx = 0; instance_idx < (int)model_object.instances.size(); ++ instance_idx) { const ModelInstance &model_instance = *model_object.instances[instance_idx]; ModelVolumeState key(model_volume.id(), model_instance.id()); auto it = std::lower_bound(model_volume_state.begin(), model_volume_state.end(), key, model_volume_state_lower); assert(it != model_volume_state.end() && it->geometry_id == key.geometry_id); if (it->new_geometry()) { // New volume. m_volumes.load_object_volume(&model_object, obj_idx, volume_idx, instance_idx, m_color_by, m_use_VBOs && m_initialized); m_volumes.volumes.back()->geometry_id = key.geometry_id; } else { // Recycling an old GLVolume. GLVolume &existing_volume = *m_volumes.volumes[it->volume_idx]; assert(existing_volume.geometry_id == key.geometry_id); // Update the Object/Volume/Instance indices into the current Model. existing_volume.composite_id = it->composite_id; } } } } if (printer_technology == ptSLA) { size_t idx = 0; const SLAPrint *sla_print = this->sla_print(); std::vector shift_zs(m_model->objects.size(), 0); double relative_correction_z = sla_print->relative_correction().z(); if (relative_correction_z <= EPSILON) relative_correction_z = 1.; for (const SLAPrintObject *print_object : sla_print->objects()) { SLASupportState &state = sla_support_state[idx ++]; const ModelObject *model_object = print_object->model_object(); // Find an index of the ModelObject int object_idx; if (std::all_of(state.step.begin(), state.step.end(), [](const PrintStateBase::StateWithTimeStamp &state){ return state.state != PrintStateBase::DONE; })) continue; // There may be new SLA volumes added to the scene for this print_object. // Find the object index of this print_object in the Model::objects list. auto it = std::find(sla_print->model().objects.begin(), sla_print->model().objects.end(), model_object); assert(it != sla_print->model().objects.end()); object_idx = it - sla_print->model().objects.begin(); // Cache the Z offset to be applied to all volumes with this object_idx. shift_zs[object_idx] = print_object->get_current_elevation() / relative_correction_z; // Collect indices of this print_object's instances, for which the SLA support meshes are to be added to the scene. // pairs of std::vector> instances[std::tuple_size::value]; for (size_t print_instance_idx = 0; print_instance_idx < print_object->instances().size(); ++ print_instance_idx) { const SLAPrintObject::Instance &instance = print_object->instances()[print_instance_idx]; // Find index of ModelInstance corresponding to this SLAPrintObject::Instance. auto it = std::find_if(model_object->instances.begin(), model_object->instances.end(), [&instance](const ModelInstance *mi) { return mi->id() == instance.instance_id; }); assert(it != model_object->instances.end()); int instance_idx = it - model_object->instances.begin(); for (size_t istep = 0; istep < sla_steps.size(); ++ istep) if (state.step[istep].state == PrintStateBase::DONE) { ModelVolumeState key(state.step[istep].timestamp, instance.instance_id.id); auto it = std::lower_bound(aux_volume_state.begin(), aux_volume_state.end(), key, model_volume_state_lower); assert(it != aux_volume_state.end() && it->geometry_id == key.geometry_id); if (it->new_geometry()) instances[istep].emplace_back(std::pair(instance_idx, print_instance_idx)); else // Recycling an old GLVolume. Update the Object/Instance indices into the current Model. m_volumes.volumes[it->volume_idx]->composite_id = GLVolume::CompositeID(object_idx, m_volumes.volumes[it->volume_idx]->volume_idx(), instance_idx); } } // stores the current volumes count size_t volumes_count = m_volumes.volumes.size(); for (size_t istep = 0; istep < sla_steps.size(); ++istep) if (!instances[istep].empty()) m_volumes.load_object_auxiliary(print_object, object_idx, instances[istep], sla_steps[istep], state.step[istep].timestamp, m_use_VBOs && m_initialized); } // Shift-up all volumes of the object so that it has the right elevation with respect to the print bed for (GLVolume* volume : m_volumes.volumes) volume->set_sla_shift_z(shift_zs[volume->object_idx()]); } if (printer_technology == ptFFF && m_config->has("nozzle_diameter")) { // Should the wipe tower be visualized ? unsigned int extruders_count = (unsigned int)dynamic_cast(m_config->option("nozzle_diameter"))->values.size(); bool semm = dynamic_cast(m_config->option("single_extruder_multi_material"))->value; bool wt = dynamic_cast(m_config->option("wipe_tower"))->value; bool co = dynamic_cast(m_config->option("complete_objects"))->value; if ((extruders_count > 1) && semm && wt && !co) { // Height of a print (Show at least a slab) double height = std::max(m_model->bounding_box().max(2), 10.0); float x = dynamic_cast(m_config->option("wipe_tower_x"))->value; float y = dynamic_cast(m_config->option("wipe_tower_y"))->value; float w = dynamic_cast(m_config->option("wipe_tower_width"))->value; float a = dynamic_cast(m_config->option("wipe_tower_rotation_angle"))->value; const Print *print = m_process->fff_print(); float depth = print->get_wipe_tower_depth(); // Calculate wipe tower brim spacing. const DynamicPrintConfig &print_config = wxGetApp().preset_bundle->prints.get_edited_preset().config; double layer_height = print_config.opt_float("layer_height"); double first_layer_height = print_config.get_abs_value("first_layer_height", layer_height); float brim_spacing = print->config().nozzle_diameter.values[0] * 1.25f - first_layer_height * (1. - M_PI_4); if (!print->is_step_done(psWipeTower)) depth = (900.f/w) * (float)(extruders_count - 1) ; int volume_idx_wipe_tower_new = m_volumes.load_wipe_tower_preview( 1000, x, y, w, depth, (float)height, a, m_use_VBOs && m_initialized, !print->is_step_done(psWipeTower), brim_spacing * 4.5f); if (volume_idx_wipe_tower_old != -1) map_glvolume_old_to_new[volume_idx_wipe_tower_old] = volume_idx_wipe_tower_new; } } update_volumes_colors_by_extruder(); // Update selection indices based on the old/new GLVolumeCollection. m_selection.volumes_changed(map_glvolume_old_to_new); } m_gizmos.update_data(*this); // Update the toolbar post_event(SimpleEvent(EVT_GLCANVAS_OBJECT_SELECT)); // checks for geometry outside the print volume to render it accordingly if (!m_volumes.empty()) { ModelInstance::EPrintVolumeState state; const bool contained_min_one = m_volumes.check_outside_state(m_config, &state); _set_warning_texture(WarningTexture::ObjectClashed, state == ModelInstance::PVS_Partly_Outside); _set_warning_texture(WarningTexture::ObjectOutside, state == ModelInstance::PVS_Fully_Outside); post_event(Event(EVT_GLCANVAS_ENABLE_ACTION_BUTTONS, contained_min_one && !m_model->objects.empty() && state != ModelInstance::PVS_Partly_Outside)); // #ys_FIXME_delete_after_testing // bool contained = m_volumes.check_outside_state(m_config, &state); // if (!contained) // { // _set_warning_texture(WarningTexture::ObjectOutside, true); // post_event(Event(EVT_GLCANVAS_ENABLE_ACTION_BUTTONS, state == ModelInstance::PVS_Fully_Outside)); // } // else // { // m_volumes.reset_outside_state(); // _set_warning_texture(WarningTexture::ObjectOutside, false); // post_event(Event(EVT_GLCANVAS_ENABLE_ACTION_BUTTONS, !m_model->objects.empty())); // } } else { _set_warning_texture(WarningTexture::ObjectOutside, false); _set_warning_texture(WarningTexture::ObjectClashed, false); post_event(Event(EVT_GLCANVAS_ENABLE_ACTION_BUTTONS, false)); } // restore to default value m_regenerate_volumes = true; m_camera.set_scene_box(scene_bounding_box()); if (m_selection.is_empty()) { // If no object is selected, deactivate the active gizmo, if any // Otherwise it may be shown after cleaning the scene (if it was active while the objects were deleted) m_gizmos.reset_all_states(); // If no object is selected, reset the objects manipulator on the sidebar // to force a reset of its cache auto manip = wxGetApp().obj_manipul(); if (manip != nullptr) manip->update_settings_value(m_selection); } // and force this canvas to be redrawn. m_dirty = true; } void GLCanvas3D::load_gcode_preview(const GCodePreviewData& preview_data, const std::vector& str_tool_colors) { const Print *print = this->fff_print(); if ((m_canvas != nullptr) && (print != nullptr)) { _set_current(); std::vector tool_colors = _parse_colors(str_tool_colors); if (m_volumes.empty()) { m_gcode_preview_volume_index.reset(); _load_gcode_extrusion_paths(preview_data, tool_colors); _load_gcode_travel_paths(preview_data, tool_colors); _load_gcode_retractions(preview_data); _load_gcode_unretractions(preview_data); if (!m_volumes.empty()) { // removes empty volumes m_volumes.volumes.erase(std::remove_if(m_volumes.volumes.begin(), m_volumes.volumes.end(), [](const GLVolume* volume) { return volume->print_zs.empty(); }), m_volumes.volumes.end()); _load_shells_fff(); } _update_toolpath_volumes_outside_state(); } _update_gcode_volumes_visibility(preview_data); _show_warning_texture_if_needed(); if (m_volumes.empty()) reset_legend_texture(); else _generate_legend_texture(preview_data, tool_colors); } } void GLCanvas3D::load_sla_preview() { const SLAPrint* print = this->sla_print(); if ((m_canvas != nullptr) && (print != nullptr)) { _set_current(); _load_shells_sla(); } } void GLCanvas3D::load_preview(const std::vector& str_tool_colors, const std::vector& color_print_values) { const Print *print = this->fff_print(); if (print == nullptr) return; _set_current(); _load_print_toolpaths(); _load_wipe_tower_toolpaths(str_tool_colors); for (const PrintObject* object : print->objects()) { if (object != nullptr) _load_print_object_toolpaths(*object, str_tool_colors, color_print_values); } for (GLVolume* volume : m_volumes.volumes) { volume->is_extrusion_path = true; } _update_toolpath_volumes_outside_state(); _show_warning_texture_if_needed(); if (color_print_values.empty()) reset_legend_texture(); else { auto preview_data = GCodePreviewData(); preview_data.extrusion.view_type = GCodePreviewData::Extrusion::ColorPrint; const std::vector tool_colors = _parse_colors(str_tool_colors); _generate_legend_texture(preview_data, tool_colors); } } void GLCanvas3D::bind_event_handlers() { if (m_canvas != nullptr) { m_canvas->Bind(wxEVT_SIZE, &GLCanvas3D::on_size, this); m_canvas->Bind(wxEVT_IDLE, &GLCanvas3D::on_idle, this); m_canvas->Bind(wxEVT_CHAR, &GLCanvas3D::on_char, this); m_canvas->Bind(wxEVT_KEY_DOWN, &GLCanvas3D::on_key, this); m_canvas->Bind(wxEVT_KEY_UP, &GLCanvas3D::on_key, this); m_canvas->Bind(wxEVT_MOUSEWHEEL, &GLCanvas3D::on_mouse_wheel, this); m_canvas->Bind(wxEVT_TIMER, &GLCanvas3D::on_timer, this); m_canvas->Bind(wxEVT_LEFT_DOWN, &GLCanvas3D::on_mouse, this); m_canvas->Bind(wxEVT_LEFT_UP, &GLCanvas3D::on_mouse, this); m_canvas->Bind(wxEVT_MIDDLE_DOWN, &GLCanvas3D::on_mouse, this); m_canvas->Bind(wxEVT_MIDDLE_UP, &GLCanvas3D::on_mouse, this); m_canvas->Bind(wxEVT_RIGHT_DOWN, &GLCanvas3D::on_mouse, this); m_canvas->Bind(wxEVT_RIGHT_UP, &GLCanvas3D::on_mouse, this); m_canvas->Bind(wxEVT_MOTION, &GLCanvas3D::on_mouse, this); m_canvas->Bind(wxEVT_ENTER_WINDOW, &GLCanvas3D::on_mouse, this); m_canvas->Bind(wxEVT_LEAVE_WINDOW, &GLCanvas3D::on_mouse, this); m_canvas->Bind(wxEVT_LEFT_DCLICK, &GLCanvas3D::on_mouse, this); m_canvas->Bind(wxEVT_MIDDLE_DCLICK, &GLCanvas3D::on_mouse, this); m_canvas->Bind(wxEVT_RIGHT_DCLICK, &GLCanvas3D::on_mouse, this); m_canvas->Bind(wxEVT_PAINT, &GLCanvas3D::on_paint, this); } } void GLCanvas3D::unbind_event_handlers() { if (m_canvas != nullptr) { m_canvas->Unbind(wxEVT_SIZE, &GLCanvas3D::on_size, this); m_canvas->Unbind(wxEVT_IDLE, &GLCanvas3D::on_idle, this); m_canvas->Unbind(wxEVT_CHAR, &GLCanvas3D::on_char, this); m_canvas->Unbind(wxEVT_KEY_DOWN, &GLCanvas3D::on_key, this); m_canvas->Unbind(wxEVT_KEY_UP, &GLCanvas3D::on_key, this); m_canvas->Unbind(wxEVT_MOUSEWHEEL, &GLCanvas3D::on_mouse_wheel, this); m_canvas->Unbind(wxEVT_TIMER, &GLCanvas3D::on_timer, this); m_canvas->Unbind(wxEVT_LEFT_DOWN, &GLCanvas3D::on_mouse, this); m_canvas->Unbind(wxEVT_LEFT_UP, &GLCanvas3D::on_mouse, this); m_canvas->Unbind(wxEVT_MIDDLE_DOWN, &GLCanvas3D::on_mouse, this); m_canvas->Unbind(wxEVT_MIDDLE_UP, &GLCanvas3D::on_mouse, this); m_canvas->Unbind(wxEVT_RIGHT_DOWN, &GLCanvas3D::on_mouse, this); m_canvas->Unbind(wxEVT_RIGHT_UP, &GLCanvas3D::on_mouse, this); m_canvas->Unbind(wxEVT_MOTION, &GLCanvas3D::on_mouse, this); m_canvas->Unbind(wxEVT_ENTER_WINDOW, &GLCanvas3D::on_mouse, this); m_canvas->Unbind(wxEVT_LEAVE_WINDOW, &GLCanvas3D::on_mouse, this); m_canvas->Unbind(wxEVT_LEFT_DCLICK, &GLCanvas3D::on_mouse, this); m_canvas->Unbind(wxEVT_MIDDLE_DCLICK, &GLCanvas3D::on_mouse, this); m_canvas->Unbind(wxEVT_RIGHT_DCLICK, &GLCanvas3D::on_mouse, this); m_canvas->Unbind(wxEVT_PAINT, &GLCanvas3D::on_paint, this); } } void GLCanvas3D::on_size(wxSizeEvent& evt) { m_dirty = true; } void GLCanvas3D::on_idle(wxIdleEvent& evt) { m_dirty |= m_toolbar.update_items_state(); m_dirty |= m_view_toolbar.update_items_state(); if (!m_dirty) return; _refresh_if_shown_on_screen(); } void GLCanvas3D::on_char(wxKeyEvent& evt) { // see include/wx/defs.h enum wxKeyCode int keyCode = evt.GetKeyCode(); int ctrlMask = wxMOD_CONTROL; auto imgui = wxGetApp().imgui(); if (imgui->update_key_data(evt)) { render(); return; } if (m_gizmos.on_char(evt, *this)) return; //#ifdef __APPLE__ // ctrlMask |= wxMOD_RAW_CONTROL; //#endif /* __APPLE__ */ if ((evt.GetModifiers() & ctrlMask) != 0) { switch (keyCode) { #ifdef __APPLE__ case 'a': case 'A': #else /* __APPLE__ */ case WXK_CONTROL_A: #endif /* __APPLE__ */ post_event(SimpleEvent(EVT_GLCANVAS_SELECT_ALL)); break; #ifdef __APPLE__ case WXK_BACK: // the low cost Apple solutions are not equipped with a Delete key, use Backspace instead. #else /* __APPLE__ */ case WXK_DELETE: #endif /* __APPLE__ */ post_event(SimpleEvent(EVT_GLTOOLBAR_DELETE_ALL)); break; default: evt.Skip(); } } else if (evt.HasModifiers()) { evt.Skip(); } else { switch (keyCode) { #ifdef __APPLE__ case WXK_BACK: // the low cost Apple solutions are not equipped with a Delete key, use Backspace instead. #else /* __APPLE__ */ case WXK_DELETE: #endif /* __APPLE__ */ post_event(SimpleEvent(EVT_GLTOOLBAR_DELETE)); break; case '0': { select_view("iso"); break; } case '1': { select_view("top"); break; } case '2': { select_view("bottom"); break; } case '3': { select_view("front"); break; } case '4': { select_view("rear"); break; } case '5': { select_view("left"); break; } case '6': { select_view("right"); break; } case '+': { post_event(Event(EVT_GLCANVAS_INCREASE_INSTANCES, +1)); break; } case '-': { post_event(Event(EVT_GLCANVAS_INCREASE_INSTANCES, -1)); break; } case '?': { post_event(SimpleEvent(EVT_GLCANVAS_QUESTION_MARK)); break; } case 'A': case 'a': { post_event(SimpleEvent(EVT_GLCANVAS_ARRANGE)); break; } case 'B': case 'b': { zoom_to_bed(); break; } case 'I': case 'i': { set_camera_zoom(1.0f); break; } case 'O': case 'o': { set_camera_zoom(-1.0f); break; } case 'Z': case 'z': { m_selection.is_empty() ? zoom_to_volumes() : zoom_to_selection(); break; } default: { evt.Skip(); break; } } } } void GLCanvas3D::on_key(wxKeyEvent& evt) { const int keyCode = evt.GetKeyCode(); auto imgui = wxGetApp().imgui(); if (imgui->update_key_data(evt)) { render(); } else { if (!m_gizmos.on_key(evt, *this)) { if (evt.GetEventType() == wxEVT_KEY_UP) { if (m_tab_down && keyCode == WXK_TAB && !evt.HasAnyModifiers()) { // Enable switching between 3D and Preview with Tab // m_canvas->HandleAsNavigationKey(evt); // XXX: Doesn't work in some cases / on Linux post_event(SimpleEvent(EVT_GLCANVAS_TAB)); } } else if (evt.GetEventType() == wxEVT_KEY_DOWN) { m_tab_down = keyCode == WXK_TAB && !evt.HasAnyModifiers(); } } } if (keyCode != WXK_TAB && keyCode != WXK_LEFT && keyCode != WXK_UP && keyCode != WXK_RIGHT && keyCode != WXK_DOWN) { evt.Skip(); // Needed to have EVT_CHAR generated as well } } void GLCanvas3D::on_mouse_wheel(wxMouseEvent& evt) { if (!m_initialized) return; // Ignore the wheel events if the middle button is pressed. if (evt.MiddleIsDown()) return; #if ENABLE_RETINA_GL const float scale = m_retina_helper->get_scale_factor(); evt.SetX(evt.GetX() * scale); evt.SetY(evt.GetY() * scale); #endif // Performs layers editing updates, if enabled if (is_layers_editing_enabled()) { int object_idx_selected = m_selection.get_object_idx(); if (object_idx_selected != -1) { // A volume is selected. Test, whether hovering over a layer thickness bar. if (m_layers_editing.bar_rect_contains(*this, (float)evt.GetX(), (float)evt.GetY())) { // Adjust the width of the selection. m_layers_editing.band_width = std::max(std::min(m_layers_editing.band_width * (1.0f + 0.1f * (float)evt.GetWheelRotation() / (float)evt.GetWheelDelta()), 10.0f), 1.5f); if (m_canvas != nullptr) m_canvas->Refresh(); return; } } } // Calculate the zoom delta and apply it to the current zoom factor float zoom = (float)evt.GetWheelRotation() / (float)evt.GetWheelDelta(); set_camera_zoom(zoom); } void GLCanvas3D::on_timer(wxTimerEvent& evt) { if (m_layers_editing.state == LayersEditing::Editing) _perform_layer_editing_action(); } #ifndef NDEBUG // #define SLIC3R_DEBUG_MOUSE_EVENTS #endif #ifdef SLIC3R_DEBUG_MOUSE_EVENTS std::string format_mouse_event_debug_message(const wxMouseEvent &evt) { static int idx = 0; char buf[2048]; std::string out; sprintf(buf, "Mouse Event %d - ", idx ++); out = buf; if (evt.Entering()) out += "Entering "; if (evt.Leaving()) out += "Leaving "; if (evt.Dragging()) out += "Dragging "; if (evt.Moving()) out += "Moving "; if (evt.Magnify()) out += "Magnify "; if (evt.LeftDown()) out += "LeftDown "; if (evt.LeftUp()) out += "LeftUp "; if (evt.LeftDClick()) out += "LeftDClick "; if (evt.MiddleDown()) out += "MiddleDown "; if (evt.MiddleUp()) out += "MiddleUp "; if (evt.MiddleDClick()) out += "MiddleDClick "; if (evt.RightDown()) out += "RightDown "; if (evt.RightUp()) out += "RightUp "; if (evt.RightDClick()) out += "RightDClick "; sprintf(buf, "(%d, %d)", evt.GetX(), evt.GetY()); out += buf; return out; } #endif /* SLIC3R_DEBUG_MOUSE_EVENTS */ void GLCanvas3D::on_mouse(wxMouseEvent& evt) { auto mouse_up_cleanup = [this](){ m_moving = false; m_mouse.drag.move_volume_idx = -1; m_mouse.set_start_position_3D_as_invalid(); m_mouse.set_start_position_2D_as_invalid(); m_mouse.dragging = false; m_dirty = true; if (m_canvas->HasCapture()) m_canvas->ReleaseMouse(); }; #if ENABLE_RETINA_GL const float scale = m_retina_helper->get_scale_factor(); evt.SetX(evt.GetX() * scale); evt.SetY(evt.GetY() * scale); #endif Point pos(evt.GetX(), evt.GetY()); ImGuiWrapper *imgui = wxGetApp().imgui(); if (imgui->update_mouse_data(evt)) { m_mouse.position = evt.Leaving() ? Vec2d(-1.0, -1.0) : pos.cast(); render(); #ifdef SLIC3R_DEBUG_MOUSE_EVENTS printf((format_mouse_event_debug_message(evt) + " - Consumed by ImGUI\n").c_str()); #endif /* SLIC3R_DEBUG_MOUSE_EVENTS */ return; } #ifdef __WXMSW__ bool on_enter_workaround = false; if (! evt.Entering() && ! evt.Leaving() && m_mouse.position.x() == -1.0) { // Workaround for SPE-832: There seems to be a mouse event sent to the window before evt.Entering() m_mouse.position = pos.cast(); render(); #ifdef SLIC3R_DEBUG_MOUSE_EVENTS printf((format_mouse_event_debug_message(evt) + " - OnEnter workaround\n").c_str()); #endif /* SLIC3R_DEBUG_MOUSE_EVENTS */ on_enter_workaround = true; } else #endif /* __WXMSW__ */ { #ifdef SLIC3R_DEBUG_MOUSE_EVENTS printf((format_mouse_event_debug_message(evt) + " - other\n").c_str()); #endif /* SLIC3R_DEBUG_MOUSE_EVENTS */ } if (m_toolbar.on_mouse(evt, *this)) { if (evt.LeftUp() || evt.MiddleUp() || evt.RightUp()) mouse_up_cleanup(); m_mouse.set_start_position_3D_as_invalid(); return; } if (m_view_toolbar.on_mouse(evt, *this)) { if (evt.LeftUp() || evt.MiddleUp() || evt.RightUp()) mouse_up_cleanup(); m_mouse.set_start_position_3D_as_invalid(); return; } if (m_gizmos.on_mouse(evt, *this)) { if (evt.LeftUp() || evt.MiddleUp() || evt.RightUp()) mouse_up_cleanup(); m_mouse.set_start_position_3D_as_invalid(); return; } if (m_picking_enabled) _set_current(); int selected_object_idx = m_selection.get_object_idx(); int layer_editing_object_idx = is_layers_editing_enabled() ? selected_object_idx : -1; m_layers_editing.select_object(*m_model, layer_editing_object_idx); if (m_mouse.drag.move_requires_threshold && m_mouse.is_move_start_threshold_position_2D_defined() && m_mouse.is_move_threshold_met(pos)) { m_mouse.drag.move_requires_threshold = false; m_mouse.set_move_start_threshold_position_2D_as_invalid(); } if (evt.ButtonDown() && wxWindow::FindFocus() != this->m_canvas) // Grab keyboard focus on any mouse click event. m_canvas->SetFocus(); if (evt.Entering()) { //#if defined(__WXMSW__) || defined(__linux__) // // On Windows and Linux needs focus in order to catch key events // Set focus in order to remove it from sidebar fields if (m_canvas != nullptr) { // Only set focus, if the top level window of this canvas is active. auto p = dynamic_cast(evt.GetEventObject()); while (p->GetParent()) p = p->GetParent(); auto *top_level_wnd = dynamic_cast(p); if (top_level_wnd && top_level_wnd->IsActive()) m_canvas->SetFocus(); m_mouse.position = pos.cast(); // 1) forces a frame render to ensure that m_hover_volume_id is updated even when the user right clicks while // the context menu is shown, ensuring it to disappear if the mouse is outside any volume and to // change the volume hover state if any is under the mouse // 2) when switching between 3d view and preview the size of the canvas changes if the side panels are visible, // so forces a resize to avoid multiple renders with different sizes (seen as flickering) _refresh_if_shown_on_screen(); } m_mouse.set_start_position_2D_as_invalid(); //#endif } else if (evt.Leaving()) { // to remove hover on objects when the mouse goes out of this canvas m_mouse.position = Vec2d(-1.0, -1.0); m_dirty = true; } else if (evt.LeftDown() || evt.RightDown()) { // If user pressed left or right button we first check whether this happened // on a volume or not. m_layers_editing.state = LayersEditing::Unknown; if ((layer_editing_object_idx != -1) && m_layers_editing.bar_rect_contains(*this, pos(0), pos(1))) { // A volume is selected and the mouse is inside the layer thickness bar. // Start editing the layer height. m_layers_editing.state = LayersEditing::Editing; _perform_layer_editing_action(&evt); } else if ((layer_editing_object_idx != -1) && m_layers_editing.reset_rect_contains(*this, pos(0), pos(1))) { if (evt.LeftDown()) { // A volume is selected and the mouse is inside the reset button. Reset the ModelObject's layer height profile. m_layers_editing.reset_layer_height_profile(*this); // Index 2 means no editing, just wait for mouse up event. m_layers_editing.state = LayersEditing::Completed; m_dirty = true; } } else { // Select volume in this 3D canvas. // Don't deselect a volume if layer editing is enabled. We want the object to stay selected // during the scene manipulation. if (m_picking_enabled && ((m_hover_volume_id != -1) || !is_layers_editing_enabled())) { if (evt.LeftDown() && (m_hover_volume_id != -1)) { bool already_selected = m_selection.contains_volume(m_hover_volume_id); bool ctrl_down = evt.CmdDown(); Selection::IndicesList curr_idxs = m_selection.get_volume_idxs(); if (already_selected && ctrl_down) m_selection.remove(m_hover_volume_id); else { m_selection.add(m_hover_volume_id, !ctrl_down); m_mouse.drag.move_requires_threshold = !already_selected; if (already_selected) m_mouse.set_move_start_threshold_position_2D_as_invalid(); else m_mouse.drag.move_start_threshold_position_2D = pos; } if (curr_idxs != m_selection.get_volume_idxs()) { m_gizmos.refresh_on_off_state(m_selection); m_gizmos.update_data(*this); post_event(SimpleEvent(EVT_GLCANVAS_OBJECT_SELECT)); m_dirty = true; } } } // propagate event through callback if (m_hover_volume_id != -1) { if (evt.LeftDown() && m_moving_enabled && (m_mouse.drag.move_volume_idx == -1)) { // Only accept the initial position, if it is inside the volume bounding box. BoundingBoxf3 volume_bbox = m_volumes.volumes[m_hover_volume_id]->transformed_bounding_box(); volume_bbox.offset(1.0); if (volume_bbox.contains(m_mouse.scene_position)) { // The dragging operation is initiated. m_mouse.drag.move_volume_idx = m_hover_volume_id; m_selection.start_dragging(); m_mouse.drag.start_position_3D = m_mouse.scene_position; m_moving = true; } } } } } else if (evt.Dragging() && evt.LeftIsDown() && (m_layers_editing.state == LayersEditing::Unknown) && (m_mouse.drag.move_volume_idx != -1)) { if (!m_mouse.drag.move_requires_threshold) { m_mouse.dragging = true; Vec3d cur_pos = m_mouse.drag.start_position_3D; // we do not want to translate objects if the user just clicked on an object while pressing shift to remove it from the selection and then drag if (m_selection.contains_volume(m_hover_volume_id)) { if (m_camera.get_theta() == 90.0f) { // side view -> move selected volumes orthogonally to camera view direction Linef3 ray = mouse_ray(pos); Vec3d dir = ray.unit_vector(); // finds the intersection of the mouse ray with the plane parallel to the camera viewport and passing throught the starting position // use ray-plane intersection see i.e. https://en.wikipedia.org/wiki/Line%E2%80%93plane_intersection algebric form // in our case plane normal and ray direction are the same (orthogonal view) // when moving to perspective camera the negative z unit axis of the camera needs to be transformed in world space and used as plane normal Vec3d inters = ray.a + (m_mouse.drag.start_position_3D - ray.a).dot(dir) / dir.squaredNorm() * dir; // vector from the starting position to the found intersection Vec3d inters_vec = inters - m_mouse.drag.start_position_3D; Vec3d camera_right = m_camera.get_dir_right(); Vec3d camera_up = m_camera.get_dir_up(); // finds projection of the vector along the camera axes double projection_x = inters_vec.dot(camera_right); double projection_z = inters_vec.dot(camera_up); // apply offset cur_pos = m_mouse.drag.start_position_3D + projection_x * camera_right + projection_z * camera_up; } else { // Generic view // Get new position at the same Z of the initial click point. float z0 = 0.0f; float z1 = 1.0f; cur_pos = Linef3(_mouse_to_3d(pos, &z0), _mouse_to_3d(pos, &z1)).intersect_plane(m_mouse.drag.start_position_3D(2)); } } m_regenerate_volumes = false; m_selection.translate(cur_pos - m_mouse.drag.start_position_3D); wxGetApp().obj_manipul()->update_settings_value(m_selection); m_dirty = true; } } else if (evt.Dragging()) { m_mouse.dragging = true; if ((m_layers_editing.state != LayersEditing::Unknown) && (layer_editing_object_idx != -1)) { if (m_layers_editing.state == LayersEditing::Editing) _perform_layer_editing_action(&evt); } // do not process the dragging if the left mouse was set down in another canvas else if (evt.LeftIsDown()) { // if dragging over blank area with left button, rotate if ((m_hover_volume_id == -1) && m_mouse.is_start_position_3D_defined()) { const Vec3d& orig = m_mouse.drag.start_position_3D; m_camera.phi += (((float)pos(0) - (float)orig(0)) * TRACKBALLSIZE); m_camera.set_theta(m_camera.get_theta() - ((float)pos(1) - (float)orig(1)) * TRACKBALLSIZE, wxGetApp().preset_bundle->printers.get_edited_preset().printer_technology() != ptSLA); m_dirty = true; } m_mouse.drag.start_position_3D = Vec3d((double)pos(0), (double)pos(1), 0.0); } else if (evt.MiddleIsDown() || evt.RightIsDown()) { // If dragging over blank area with right button, pan. if (m_mouse.is_start_position_2D_defined()) { // get point in model space at Z = 0 float z = 0.0f; const Vec3d& cur_pos = _mouse_to_3d(pos, &z); Vec3d orig = _mouse_to_3d(m_mouse.drag.start_position_2D, &z); m_camera.set_target(m_camera.get_target() + orig - cur_pos); m_dirty = true; } m_mouse.drag.start_position_2D = pos; } } else if (evt.LeftUp() || evt.MiddleUp() || evt.RightUp()) { if (m_layers_editing.state != LayersEditing::Unknown) { m_layers_editing.state = LayersEditing::Unknown; _stop_timer(); m_layers_editing.accept_changes(*this); } else if ((m_mouse.drag.move_volume_idx != -1) && m_mouse.dragging) { m_regenerate_volumes = false; do_move(); wxGetApp().obj_manipul()->update_settings_value(m_selection); // Let the platter know that the dragging finished, so a delayed refresh // of the scene with the background processing data should be performed. post_event(SimpleEvent(EVT_GLCANVAS_MOUSE_DRAGGING_FINISHED)); } else if (evt.LeftUp() && !m_mouse.dragging && (m_hover_volume_id == -1) && !is_layers_editing_enabled()) { // deselect and propagate event through callback if (!evt.ShiftDown() && m_picking_enabled) { m_selection.clear(); m_selection.set_mode(Selection::Instance); wxGetApp().obj_manipul()->update_settings_value(m_selection); m_gizmos.reset_all_states(); m_gizmos.update_data(*this); post_event(SimpleEvent(EVT_GLCANVAS_OBJECT_SELECT)); } } else if (evt.RightUp()) { m_mouse.position = pos.cast(); // forces a frame render to ensure that m_hover_volume_id is updated even when the user right clicks while // the context menu is already shown render(); if (m_hover_volume_id != -1) { // if right clicking on volume, propagate event through callback (shows context menu) if (m_volumes.volumes[m_hover_volume_id]->hover && !m_volumes.volumes[m_hover_volume_id]->is_wipe_tower // no context menu for the wipe tower && m_gizmos.get_current_type() != GLGizmosManager::SlaSupports) // disable context menu when the gizmo is open { // forces the selection of the volume m_selection.add(m_hover_volume_id); m_gizmos.refresh_on_off_state(m_selection); post_event(SimpleEvent(EVT_GLCANVAS_OBJECT_SELECT)); m_gizmos.update_data(*this); wxGetApp().obj_manipul()->update_settings_value(m_selection); // forces a frame render to update the view before the context menu is shown render(); Vec2d logical_pos = pos.cast(); #if ENABLE_RETINA_GL const float factor = m_retina_helper->get_scale_factor(); logical_pos = logical_pos.cwiseQuotient(Vec2d(factor, factor)); #endif // ENABLE_RETINA_GL post_event(Vec2dEvent(EVT_GLCANVAS_RIGHT_CLICK, logical_pos)); } } } mouse_up_cleanup(); } else if (evt.Moving()) { m_mouse.position = pos.cast(); std::string tooltip = ""; if (tooltip.empty()) tooltip = m_gizmos.get_tooltip(); if (tooltip.empty()) tooltip = m_toolbar.get_tooltip(); if (tooltip.empty()) tooltip = m_view_toolbar.get_tooltip(); set_tooltip(tooltip); // updates gizmos overlay if (m_selection.is_empty()) m_gizmos.reset_all_states(); // Only refresh if picking is enabled, in that case the objects may get highlighted if the mouse cursor hovers over. if (m_picking_enabled) m_dirty = true; } else evt.Skip(); #ifdef __WXMSW__ if (on_enter_workaround) m_mouse.position = Vec2d(-1., -1.); #endif /* __WXMSW__ */ } void GLCanvas3D::on_paint(wxPaintEvent& evt) { if (m_initialized) m_dirty = true; else // Call render directly, so it gets initialized immediately, not from On Idle handler. this->render(); } Size GLCanvas3D::get_canvas_size() const { int w = 0; int h = 0; if (m_canvas != nullptr) m_canvas->GetSize(&w, &h); #if ENABLE_RETINA_GL const float factor = m_retina_helper->get_scale_factor(); w *= factor; h *= factor; #else const float factor = 1.0f; #endif return Size(w, h, factor); } Vec2d GLCanvas3D::get_local_mouse_position() const { if (m_canvas == nullptr) return Vec2d::Zero(); wxPoint mouse_pos = m_canvas->ScreenToClient(wxGetMousePosition()); const double factor = #if ENABLE_RETINA_GL m_retina_helper->get_scale_factor(); #else 1.0; #endif return Vec2d(factor * mouse_pos.x, factor * mouse_pos.y); } void GLCanvas3D::reset_legend_texture() { if (m_legend_texture.get_id() != 0) { _set_current(); m_legend_texture.reset(); } } void GLCanvas3D::set_tooltip(const std::string& tooltip) const { if (m_canvas != nullptr) { wxToolTip* t = m_canvas->GetToolTip(); if (t != nullptr) { if (tooltip.empty()) m_canvas->UnsetToolTip(); else t->SetTip(tooltip); } else if (!tooltip.empty()) // Avoid "empty" tooltips => unset of the empty tooltip leads to application crash under OSX m_canvas->SetToolTip(tooltip); } } void GLCanvas3D::do_move() { if (m_model == nullptr) return; std::set> done; // keeps track of modified instances bool object_moved = false; Vec3d wipe_tower_origin = Vec3d::Zero(); Selection::EMode selection_mode = m_selection.get_mode(); for (const GLVolume* v : m_volumes.volumes) { int object_idx = v->object_idx(); int instance_idx = v->instance_idx(); int volume_idx = v->volume_idx(); std::pair done_id(object_idx, instance_idx); if ((0 <= object_idx) && (object_idx < (int)m_model->objects.size())) { done.insert(done_id); // Move instances/volumes ModelObject* model_object = m_model->objects[object_idx]; if (model_object != nullptr) { if (selection_mode == Selection::Instance) model_object->instances[instance_idx]->set_offset(v->get_instance_offset()); else if (selection_mode == Selection::Volume) model_object->volumes[volume_idx]->set_offset(v->get_volume_offset()); object_moved = true; model_object->invalidate_bounding_box(); } } else if (object_idx == 1000) // Move a wipe tower proxy. wipe_tower_origin = v->get_volume_offset(); } // Fixes sinking/flying instances for (const std::pair& i : done) { ModelObject* m = m_model->objects[i.first]; Vec3d shift(0.0, 0.0, -m->get_instance_min_z(i.second)); m_selection.translate(i.first, i.second, shift); m->translate_instance(i.second, shift); } if (object_moved) post_event(SimpleEvent(EVT_GLCANVAS_INSTANCE_MOVED)); if (wipe_tower_origin != Vec3d::Zero()) post_event(Vec3dEvent(EVT_GLCANVAS_WIPETOWER_MOVED, std::move(wipe_tower_origin))); } void GLCanvas3D::do_rotate() { if (m_model == nullptr) return; std::set> done; // keeps track of modified instances Selection::EMode selection_mode = m_selection.get_mode(); for (const GLVolume* v : m_volumes.volumes) { int object_idx = v->object_idx(); if ((object_idx < 0) || ((int)m_model->objects.size() <= object_idx)) continue; int instance_idx = v->instance_idx(); int volume_idx = v->volume_idx(); done.insert(std::pair(object_idx, instance_idx)); // Rotate instances/volumes. ModelObject* model_object = m_model->objects[object_idx]; if (model_object != nullptr) { if (selection_mode == Selection::Instance) { model_object->instances[instance_idx]->set_rotation(v->get_instance_rotation()); model_object->instances[instance_idx]->set_offset(v->get_instance_offset()); } else if (selection_mode == Selection::Volume) { model_object->volumes[volume_idx]->set_rotation(v->get_volume_rotation()); model_object->volumes[volume_idx]->set_offset(v->get_volume_offset()); } model_object->invalidate_bounding_box(); } } // Fixes sinking/flying instances for (const std::pair& i : done) { ModelObject* m = m_model->objects[i.first]; Vec3d shift(0.0, 0.0, -m->get_instance_min_z(i.second)); m_selection.translate(i.first, i.second, shift); m->translate_instance(i.second, shift); } if (!done.empty()) post_event(SimpleEvent(EVT_GLCANVAS_INSTANCE_ROTATED)); } void GLCanvas3D::do_scale() { if (m_model == nullptr) return; std::set> done; // keeps track of modified instances Selection::EMode selection_mode = m_selection.get_mode(); for (const GLVolume* v : m_volumes.volumes) { int object_idx = v->object_idx(); if ((object_idx < 0) || ((int)m_model->objects.size() <= object_idx)) continue; int instance_idx = v->instance_idx(); int volume_idx = v->volume_idx(); done.insert(std::pair(object_idx, instance_idx)); // Rotate instances/volumes ModelObject* model_object = m_model->objects[object_idx]; if (model_object != nullptr) { if (selection_mode == Selection::Instance) { model_object->instances[instance_idx]->set_scaling_factor(v->get_instance_scaling_factor()); model_object->instances[instance_idx]->set_offset(v->get_instance_offset()); } else if (selection_mode == Selection::Volume) { model_object->instances[instance_idx]->set_offset(v->get_instance_offset()); model_object->volumes[volume_idx]->set_scaling_factor(v->get_volume_scaling_factor()); model_object->volumes[volume_idx]->set_offset(v->get_volume_offset()); } model_object->invalidate_bounding_box(); } } // Fixes sinking/flying instances for (const std::pair& i : done) { ModelObject* m = m_model->objects[i.first]; Vec3d shift(0.0, 0.0, -m->get_instance_min_z(i.second)); m_selection.translate(i.first, i.second, shift); m->translate_instance(i.second, shift); } if (!done.empty()) post_event(SimpleEvent(EVT_GLCANVAS_INSTANCE_ROTATED)); } void GLCanvas3D::do_flatten() { do_rotate(); } void GLCanvas3D::do_mirror() { if (m_model == nullptr) return; std::set> done; // keeps track of modified instances Selection::EMode selection_mode = m_selection.get_mode(); for (const GLVolume* v : m_volumes.volumes) { int object_idx = v->object_idx(); if ((object_idx < 0) || ((int)m_model->objects.size() <= object_idx)) continue; int instance_idx = v->instance_idx(); int volume_idx = v->volume_idx(); done.insert(std::pair(object_idx, instance_idx)); // Mirror instances/volumes ModelObject* model_object = m_model->objects[object_idx]; if (model_object != nullptr) { if (selection_mode == Selection::Instance) model_object->instances[instance_idx]->set_mirror(v->get_instance_mirror()); else if (selection_mode == Selection::Volume) model_object->volumes[volume_idx]->set_mirror(v->get_volume_mirror()); model_object->invalidate_bounding_box(); } } // Fixes sinking/flying instances for (const std::pair& i : done) { ModelObject* m = m_model->objects[i.first]; Vec3d shift(0.0, 0.0, -m->get_instance_min_z(i.second)); m_selection.translate(i.first, i.second, shift); m->translate_instance(i.second, shift); } post_event(SimpleEvent(EVT_GLCANVAS_SCHEDULE_BACKGROUND_PROCESS)); } void GLCanvas3D::set_camera_zoom(float zoom) { zoom = std::max(std::min(zoom, 4.0f), -4.0f) / 10.0f; zoom = m_camera.zoom / (1.0f - zoom); // Don't allow to zoom too far outside the scene. float zoom_min = _get_zoom_to_bounding_box_factor(_max_bounding_box()); if (zoom_min > 0.0f) zoom = std::max(zoom, zoom_min * 0.7f); // Don't allow to zoom too close to the scene. zoom = std::min(zoom, 100.0f); m_camera.zoom = zoom; _refresh_if_shown_on_screen(); } void GLCanvas3D::update_gizmos_on_off_state() { set_as_dirty(); m_gizmos.update_data(*this); m_gizmos.refresh_on_off_state(get_selection()); } void GLCanvas3D::handle_sidebar_focus_event(const std::string& opt_key, bool focus_on) { m_sidebar_field = focus_on ? opt_key : ""; if (!m_sidebar_field.empty()) { m_gizmos.reset_all_states(); m_dirty = true; } } void GLCanvas3D::update_ui_from_settings() { #if ENABLE_RETINA_GL const float orig_scaling = m_retina_helper->get_scale_factor(); const bool use_retina = wxGetApp().app_config->get("use_retina_opengl") == "1"; BOOST_LOG_TRIVIAL(debug) << "GLCanvas3D: Use Retina OpenGL: " << use_retina; m_retina_helper->set_use_retina(use_retina); const float new_scaling = m_retina_helper->get_scale_factor(); if (new_scaling != orig_scaling) { BOOST_LOG_TRIVIAL(debug) << "GLCanvas3D: Scaling factor: " << new_scaling; m_camera.zoom /= orig_scaling; m_camera.zoom *= new_scaling; _refresh_if_shown_on_screen(); } #endif } Linef3 GLCanvas3D::mouse_ray(const Point& mouse_pos) { float z0 = 0.0f; float z1 = 1.0f; return Linef3(_mouse_to_3d(mouse_pos, &z0), _mouse_to_3d(mouse_pos, &z1)); } bool GLCanvas3D::_is_shown_on_screen() const { return (m_canvas != nullptr) ? m_canvas->IsShownOnScreen() : false; } bool GLCanvas3D::_init_toolbar() { if (!m_toolbar.is_enabled()) return true; #if !ENABLE_SVG_ICONS ItemsIconsTexture::Metadata icons_data; icons_data.filename = "toolbar.png"; icons_data.icon_size = 37; #endif // !ENABLE_SVG_ICONS BackgroundTexture::Metadata background_data; background_data.filename = "toolbar_background.png"; background_data.left = 16; background_data.top = 16; background_data.right = 16; background_data.bottom = 16; #if ENABLE_SVG_ICONS if (!m_toolbar.init(background_data)) #else if (!m_toolbar.init(icons_data, background_data)) #endif // ENABLE_SVG_ICONS { // unable to init the toolbar texture, disable it m_toolbar.set_enabled(false); return true; } #if ENABLE_SVG_ICONS m_toolbar.set_icons_size(40); #endif // ENABLE_SVG_ICONS // m_toolbar.set_layout_type(GLToolbar::Layout::Vertical); m_toolbar.set_layout_type(GLToolbar::Layout::Horizontal); m_toolbar.set_layout_orientation(GLToolbar::Layout::Top); m_toolbar.set_border(5.0f); m_toolbar.set_separator_size(5); m_toolbar.set_gap_size(2); GLToolbarItem::Data item; item.name = "add"; #if ENABLE_SVG_ICONS item.icon_filename = "add.svg"; #endif // ENABLE_SVG_ICONS item.tooltip = GUI::L_str("Add...") + " [" + GUI::shortkey_ctrl_prefix() + "I]"; item.sprite_id = 0; item.action_callback = [this]() { if (m_canvas != nullptr) wxPostEvent(m_canvas, SimpleEvent(EVT_GLTOOLBAR_ADD)); }; if (!m_toolbar.add_item(item)) return false; item.name = "delete"; #if ENABLE_SVG_ICONS item.icon_filename = "remove.svg"; #endif // ENABLE_SVG_ICONS item.tooltip = GUI::L_str("Delete") + " [Del]"; item.sprite_id = 1; item.action_callback = [this]() { if (m_canvas != nullptr) wxPostEvent(m_canvas, SimpleEvent(EVT_GLTOOLBAR_DELETE)); }; item.enabled_state_callback = []()->bool { return wxGetApp().plater()->can_delete(); }; if (!m_toolbar.add_item(item)) return false; item.name = "deleteall"; #if ENABLE_SVG_ICONS item.icon_filename = "delete_all.svg"; #endif // ENABLE_SVG_ICONS item.tooltip = GUI::L_str("Delete all") + " [" + GUI::shortkey_ctrl_prefix() + "Del]"; item.sprite_id = 2; item.action_callback = [this]() { if (m_canvas != nullptr) wxPostEvent(m_canvas, SimpleEvent(EVT_GLTOOLBAR_DELETE_ALL)); }; item.enabled_state_callback = []()->bool { return wxGetApp().plater()->can_delete_all(); }; if (!m_toolbar.add_item(item)) return false; item.name = "arrange"; #if ENABLE_SVG_ICONS item.icon_filename = "arrange.svg"; #endif // ENABLE_SVG_ICONS item.tooltip = GUI::L_str("Arrange [A]"); item.sprite_id = 3; item.action_callback = [this]() { if (m_canvas != nullptr) wxPostEvent(m_canvas, SimpleEvent(EVT_GLTOOLBAR_ARRANGE)); }; item.enabled_state_callback = []()->bool { return wxGetApp().plater()->can_arrange(); }; if (!m_toolbar.add_item(item)) return false; if (!m_toolbar.add_separator()) return false; item.name = "more"; #if ENABLE_SVG_ICONS item.icon_filename = "instance_add.svg"; #endif // ENABLE_SVG_ICONS item.tooltip = GUI::L_str("Add instance [+]"); item.sprite_id = 4; item.action_callback = [this]() { if (m_canvas != nullptr) wxPostEvent(m_canvas, SimpleEvent(EVT_GLTOOLBAR_MORE)); }; item.visibility_callback = []()->bool { return wxGetApp().get_mode() != comSimple; }; item.enabled_state_callback = []()->bool { return wxGetApp().plater()->can_increase_instances(); }; if (!m_toolbar.add_item(item)) return false; item.name = "fewer"; #if ENABLE_SVG_ICONS item.icon_filename = "instance_remove.svg"; #endif // ENABLE_SVG_ICONS item.tooltip = GUI::L_str("Remove instance [-]"); item.sprite_id = 5; item.action_callback = [this]() { if (m_canvas != nullptr) wxPostEvent(m_canvas, SimpleEvent(EVT_GLTOOLBAR_FEWER)); }; item.visibility_callback = []()->bool { return wxGetApp().get_mode() != comSimple; }; item.enabled_state_callback = []()->bool { return wxGetApp().plater()->can_decrease_instances(); }; if (!m_toolbar.add_item(item)) return false; if (!m_toolbar.add_separator()) return false; item.name = "splitobjects"; #if ENABLE_SVG_ICONS item.icon_filename = "split_objects.svg"; #endif // ENABLE_SVG_ICONS item.tooltip = GUI::L_str("Split to objects"); item.sprite_id = 6; item.action_callback = [this]() { if (m_canvas != nullptr) wxPostEvent(m_canvas, SimpleEvent(EVT_GLTOOLBAR_SPLIT_OBJECTS)); }; item.visibility_callback = GLToolbarItem::Default_Visibility_Callback; item.enabled_state_callback = []()->bool { return wxGetApp().plater()->can_split_to_objects(); }; if (!m_toolbar.add_item(item)) return false; item.name = "splitvolumes"; #if ENABLE_SVG_ICONS item.icon_filename = "split_parts.svg"; #endif // ENABLE_SVG_ICONS item.tooltip = GUI::L_str("Split to parts"); item.sprite_id = 7; item.action_callback = [this]() { if (m_canvas != nullptr) wxPostEvent(m_canvas, SimpleEvent(EVT_GLTOOLBAR_SPLIT_VOLUMES)); }; item.visibility_callback = []()->bool { return wxGetApp().get_mode() != comSimple; }; item.enabled_state_callback = []()->bool { return wxGetApp().plater()->can_split_to_volumes(); }; if (!m_toolbar.add_item(item)) return false; if (!m_toolbar.add_separator()) return false; item.name = "layersediting"; #if ENABLE_SVG_ICONS item.icon_filename = "layers.svg"; #endif // ENABLE_SVG_ICONS item.tooltip = GUI::L_str("Layers editing"); item.sprite_id = 8; item.is_toggable = true; item.action_callback = [this]() { if (m_canvas != nullptr) wxPostEvent(m_canvas, SimpleEvent(EVT_GLTOOLBAR_LAYERSEDITING)); }; item.visibility_callback = [this]()->bool { return m_process->current_printer_technology() == ptFFF; }; item.enabled_state_callback = []()->bool { return wxGetApp().plater()->can_layers_editing(); }; if (!m_toolbar.add_item(item)) return false; return true; } bool GLCanvas3D::_set_current() { if (_is_shown_on_screen() && (m_context != nullptr)) { return m_canvas->SetCurrent(*m_context); } return false; } void GLCanvas3D::_resize(unsigned int w, unsigned int h) { if ((m_canvas == nullptr) && (m_context == nullptr)) return; auto *imgui = wxGetApp().imgui(); imgui->set_display_size((float)w, (float)h); const float font_size = 1.5f * wxGetApp().em_unit(); #if ENABLE_RETINA_GL imgui->set_scaling(font_size, 1.0f, m_retina_helper->get_scale_factor()); #else imgui->set_scaling(font_size, m_canvas->GetContentScaleFactor(), 1.0f); #endif // ensures that this canvas is current _set_current(); m_camera.apply_viewport(0, 0, w, h); const BoundingBoxf3& bbox = _max_bounding_box(); switch (m_camera.type) { case Camera::Ortho: { float w2 = w; float h2 = h; float two_zoom = 2.0f * m_camera.zoom; if (two_zoom != 0.0f) { float inv_two_zoom = 1.0f / two_zoom; w2 *= inv_two_zoom; h2 *= inv_two_zoom; } // FIXME: calculate a tighter value for depth will improve z-fighting float depth = 5.0f * (float)bbox.max_size(); m_camera.apply_ortho_projection(-w2, w2, -h2, h2, -depth, depth); break; } // case Camera::Perspective: // { // float bbox_r = (float)bbox.radius(); // float fov = PI * 45.0f / 180.0f; // float fov_tan = tan(0.5f * fov); // float cam_distance = 0.5f * bbox_r / fov_tan; // m_camera.distance = cam_distance; // // float nr = cam_distance - bbox_r * 1.1f; // float fr = cam_distance + bbox_r * 1.1f; // if (nr < 1.0f) // nr = 1.0f; // // if (fr < nr + 1.0f) // fr = nr + 1.0f; // // float h2 = fov_tan * nr; // float w2 = h2 * w / h; // ::glFrustum(-w2, w2, -h2, h2, nr, fr); // // break; // } default: { throw std::runtime_error("Invalid camera type."); break; } } m_dirty = false; } BoundingBoxf3 GLCanvas3D::_max_bounding_box() const { BoundingBoxf3 bb = volumes_bounding_box(); bb.merge(m_bed.get_bounding_box()); return bb; } void GLCanvas3D::_zoom_to_bounding_box(const BoundingBoxf3& bbox) { // Calculate the zoom factor needed to adjust viewport to bounding box. float zoom = _get_zoom_to_bounding_box_factor(bbox); if (zoom > 0.0f) { m_camera.zoom = zoom; // center view around bounding box center m_camera.set_target(bbox.center()); m_dirty = true; } } float GLCanvas3D::_get_zoom_to_bounding_box_factor(const BoundingBoxf3& bbox) const { float max_bb_size = bbox.max_size(); if (max_bb_size == 0.0f) return -1.0f; // project the bbox vertices on a plane perpendicular to the camera forward axis // then calculates the vertices coordinate on this plane along the camera xy axes // we need the view matrix, we let opengl calculate it (same as done in render()) m_camera.apply_view_matrix(); Vec3d right = m_camera.get_dir_right(); Vec3d up = m_camera.get_dir_up(); Vec3d forward = m_camera.get_dir_forward(); Vec3d bb_min = bbox.min; Vec3d bb_max = bbox.max; Vec3d bb_center = bbox.center(); // bbox vertices in world space std::vector vertices; vertices.reserve(8); vertices.push_back(bb_min); vertices.emplace_back(bb_max(0), bb_min(1), bb_min(2)); vertices.emplace_back(bb_max(0), bb_max(1), bb_min(2)); vertices.emplace_back(bb_min(0), bb_max(1), bb_min(2)); vertices.emplace_back(bb_min(0), bb_min(1), bb_max(2)); vertices.emplace_back(bb_max(0), bb_min(1), bb_max(2)); vertices.push_back(bb_max); vertices.emplace_back(bb_min(0), bb_max(1), bb_max(2)); double max_x = 0.0; double max_y = 0.0; // margin factor to give some empty space around the bbox double margin_factor = 1.25; for (const Vec3d& v : vertices) { // project vertex on the plane perpendicular to camera forward axis Vec3d pos(v(0) - bb_center(0), v(1) - bb_center(1), v(2) - bb_center(2)); Vec3d proj_on_plane = pos - pos.dot(forward) * forward; // calculates vertex coordinate along camera xy axes double x_on_plane = proj_on_plane.dot(right); double y_on_plane = proj_on_plane.dot(up); max_x = std::max(max_x, margin_factor * std::abs(x_on_plane)); max_y = std::max(max_y, margin_factor * std::abs(y_on_plane)); } if ((max_x == 0.0) || (max_y == 0.0)) return -1.0f; max_x *= 2.0; max_y *= 2.0; const Size& cnv_size = get_canvas_size(); return (float)std::min((double)cnv_size.get_width() / max_x, (double)cnv_size.get_height() / max_y); } void GLCanvas3D::_refresh_if_shown_on_screen() { if (_is_shown_on_screen()) { const Size& cnv_size = get_canvas_size(); _resize((unsigned int)cnv_size.get_width(), (unsigned int)cnv_size.get_height()); // Because of performance problems on macOS, where PaintEvents are not delivered // frequently enough, we call render() here directly when we can. render(); } } void GLCanvas3D::_picking_pass() const { const Vec2d& pos = m_mouse.position; if (m_picking_enabled && !m_mouse.dragging && (pos != Vec2d(DBL_MAX, DBL_MAX))) { // Render the object for picking. // FIXME This cannot possibly work in a multi - sampled context as the color gets mangled by the anti - aliasing. // Better to use software ray - casting on a bounding - box hierarchy. if (m_multisample_allowed) glsafe(::glDisable(GL_MULTISAMPLE)); glsafe(::glDisable(GL_BLEND)); glsafe(::glEnable(GL_DEPTH_TEST)); glsafe(::glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)); _render_volumes(true); m_gizmos.render_current_gizmo_for_picking_pass(m_selection); if (m_multisample_allowed) glsafe(::glEnable(GL_MULTISAMPLE)); int volume_id = -1; GLubyte color[4] = { 0, 0, 0, 0 }; const Size& cnv_size = get_canvas_size(); bool inside = (0 <= pos(0)) && (pos(0) < cnv_size.get_width()) && (0 <= pos(1)) && (pos(1) < cnv_size.get_height()); if (inside) { glsafe(::glReadPixels(pos(0), cnv_size.get_height() - pos(1) - 1, 1, 1, GL_RGBA, GL_UNSIGNED_BYTE, (void*)color)); volume_id = color[0] + color[1] * 256 + color[2] * 256 * 256; } if ((0 <= volume_id) && (volume_id < (int)m_volumes.volumes.size())) { m_hover_volume_id = volume_id; m_gizmos.set_hover_id(-1); } else { m_hover_volume_id = -1; m_gizmos.set_hover_id(inside && volume_id <= GLGizmoBase::BASE_ID ? (GLGizmoBase::BASE_ID - volume_id) : -1); } _update_volumes_hover_state(); } } void GLCanvas3D::_render_background() const { glsafe(::glPushMatrix()); glsafe(::glLoadIdentity()); glsafe(::glMatrixMode(GL_PROJECTION)); glsafe(::glPushMatrix()); glsafe(::glLoadIdentity()); // Draws a bottom to top gradient over the complete screen. glsafe(::glDisable(GL_DEPTH_TEST)); ::glBegin(GL_QUADS); if (m_dynamic_background_enabled && _is_any_volume_outside()) ::glColor3fv(ERROR_BG_DARK_COLOR); else ::glColor3fv(DEFAULT_BG_DARK_COLOR); ::glVertex2f(-1.0f, -1.0f); ::glVertex2f(1.0f, -1.0f); if (m_dynamic_background_enabled && _is_any_volume_outside()) ::glColor3fv(ERROR_BG_LIGHT_COLOR); else ::glColor3fv(DEFAULT_BG_LIGHT_COLOR); ::glVertex2f(1.0f, 1.0f); ::glVertex2f(-1.0f, 1.0f); glsafe(::glEnd()); glsafe(::glEnable(GL_DEPTH_TEST)); glsafe(::glPopMatrix()); glsafe(::glMatrixMode(GL_MODELVIEW)); glsafe(::glPopMatrix()); } void GLCanvas3D::_render_bed(float theta) const { float scale_factor = 1.0; #if ENABLE_RETINA_GL scale_factor = m_retina_helper->get_scale_factor(); #endif // ENABLE_RETINA_GL m_bed.render(theta, m_use_VBOs, scale_factor); } void GLCanvas3D::_render_axes() const { m_bed.render_axes(); } void GLCanvas3D::_render_objects() const { if (m_volumes.empty()) return; glsafe(::glEnable(GL_LIGHTING)); glsafe(::glEnable(GL_DEPTH_TEST)); if (m_use_VBOs) { if (m_picking_enabled) { // Update the layer editing selection to the first object selected, update the current object maximum Z. const_cast(m_layers_editing).select_object(*m_model, this->is_layers_editing_enabled() ? m_selection.get_object_idx() : -1); if (m_config != nullptr) { const BoundingBoxf3& bed_bb = m_bed.get_bounding_box(); m_volumes.set_print_box((float)bed_bb.min(0), (float)bed_bb.min(1), 0.0f, (float)bed_bb.max(0), (float)bed_bb.max(1), (float)m_config->opt_float("max_print_height")); m_volumes.check_outside_state(m_config, nullptr); } } if (m_use_clipping_planes) m_volumes.set_z_range(-m_clipping_planes[0].get_data()[3], m_clipping_planes[1].get_data()[3]); else m_volumes.set_z_range(-FLT_MAX, FLT_MAX); m_shader.start_using(); if (m_picking_enabled && m_layers_editing.is_enabled() && m_layers_editing.last_object_id != -1) { int object_id = m_layers_editing.last_object_id; m_volumes.render_VBOs(GLVolumeCollection::Opaque, false, m_camera.get_view_matrix(), [object_id](const GLVolume &volume) { // Which volume to paint without the layer height profile shader? return volume.is_active && (volume.is_modifier || volume.composite_id.object_id != object_id); }); // Let LayersEditing handle rendering of the active object using the layer height profile shader. m_layers_editing.render_volumes(*this, this->m_volumes); } else { // do not cull backfaces to show broken geometry, if any m_volumes.render_VBOs(GLVolumeCollection::Opaque, m_picking_enabled, m_camera.get_view_matrix(), [this](const GLVolume& volume) { return (m_render_sla_auxiliaries || volume.composite_id.volume_id >= 0); }); } m_volumes.render_VBOs(GLVolumeCollection::Transparent, false, m_camera.get_view_matrix()); m_shader.stop_using(); } else { if (m_use_clipping_planes) { glsafe(::glClipPlane(GL_CLIP_PLANE0, (GLdouble*)m_clipping_planes[0].get_data())); glsafe(::glEnable(GL_CLIP_PLANE0)); glsafe(::glClipPlane(GL_CLIP_PLANE1, (GLdouble*)m_clipping_planes[1].get_data())); glsafe(::glEnable(GL_CLIP_PLANE1)); } // do not cull backfaces to show broken geometry, if any m_volumes.render_legacy(GLVolumeCollection::Opaque, m_picking_enabled, m_camera.get_view_matrix(), [this](const GLVolume& volume) { return (m_render_sla_auxiliaries || volume.composite_id.volume_id >= 0); }); m_volumes.render_legacy(GLVolumeCollection::Transparent, false, m_camera.get_view_matrix()); if (m_use_clipping_planes) { glsafe(::glDisable(GL_CLIP_PLANE0)); glsafe(::glDisable(GL_CLIP_PLANE1)); } } glsafe(::glDisable(GL_LIGHTING)); } void GLCanvas3D::_render_selection() const { float scale_factor = 1.0; #if ENABLE_RETINA_GL scale_factor = m_retina_helper->get_scale_factor(); #endif if (!m_gizmos.is_running()) m_selection.render(scale_factor); } #if ENABLE_RENDER_SELECTION_CENTER void GLCanvas3D::_render_selection_center() const { if (!m_gizmos.is_running()) m_selection.render_center(); } #endif // ENABLE_RENDER_SELECTION_CENTER void GLCanvas3D::_render_warning_texture() const { m_warning_texture.render(*this); } void GLCanvas3D::_render_legend_texture() const { if (!m_legend_texture_enabled) return; m_legend_texture.render(*this); } void GLCanvas3D::_render_volumes(bool fake_colors) const { static const GLfloat INV_255 = 1.0f / 255.0f; if (!fake_colors) glsafe(::glEnable(GL_LIGHTING)); // do not cull backfaces to show broken geometry, if any glsafe(::glDisable(GL_CULL_FACE)); glsafe(::glEnable(GL_BLEND)); glsafe(::glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)); glsafe(::glEnableClientState(GL_VERTEX_ARRAY)); glsafe(::glEnableClientState(GL_NORMAL_ARRAY)); unsigned int volume_id = 0; for (GLVolume* vol : m_volumes.volumes) { if (fake_colors) { // Object picking mode. Render the object with a color encoding the object index. unsigned int r = (volume_id & 0x000000FF) >> 0; unsigned int g = (volume_id & 0x0000FF00) >> 8; unsigned int b = (volume_id & 0x00FF0000) >> 16; glsafe(::glColor3f((GLfloat)r * INV_255, (GLfloat)g * INV_255, (GLfloat)b * INV_255)); } else { vol->set_render_color(); glsafe(::glColor4fv(vol->render_color)); } if ((!fake_colors || !vol->disabled) && (vol->composite_id.volume_id >= 0 || m_render_sla_auxiliaries)) vol->render(); ++volume_id; } glsafe(::glDisableClientState(GL_NORMAL_ARRAY)); glsafe(::glDisableClientState(GL_VERTEX_ARRAY)); glsafe(::glDisable(GL_BLEND)); glsafe(::glEnable(GL_CULL_FACE)); if (!fake_colors) glsafe(::glDisable(GL_LIGHTING)); } void GLCanvas3D::_render_current_gizmo() const { m_gizmos.render_current_gizmo(m_selection); } void GLCanvas3D::_render_gizmos_overlay() const { #if ENABLE_RETINA_GL m_gizmos.set_overlay_scale(m_retina_helper->get_scale_factor()); #else m_gizmos.set_overlay_scale(m_canvas->GetContentScaleFactor()); #endif /* __WXMSW__ */ m_gizmos.render_overlay(*this, m_selection); } void GLCanvas3D::_render_toolbar() const { #if ENABLE_SVG_ICONS #if ENABLE_RETINA_GL m_toolbar.set_scale(m_retina_helper->get_scale_factor()); #else m_toolbar.set_scale(m_canvas->GetContentScaleFactor()); #endif // ENABLE_RETINA_GL Size cnv_size = get_canvas_size(); float zoom = m_camera.zoom; float inv_zoom = (zoom != 0.0f) ? 1.0f / zoom : 0.0f; GLToolbar::Layout::EOrientation orientation = m_toolbar.get_layout_orientation(); float top = 0.0f; float left = 0.0f; switch (m_toolbar.get_layout_type()) { default: case GLToolbar::Layout::Horizontal: { // centers the toolbar on the top edge of the 3d scene if (orientation == GLToolbar::Layout::Top) { top = 0.5f * (float)cnv_size.get_height() * inv_zoom; left = -0.5f * m_toolbar.get_width() * inv_zoom; } else { top = (-0.5f * (float)cnv_size.get_height() + m_view_toolbar.get_height()) * inv_zoom; left = -0.5f * m_toolbar.get_width() * inv_zoom; } break; } case GLToolbar::Layout::Vertical: { // centers the toolbar on the right edge of the 3d scene if (orientation == GLToolbar::Layout::Left) { top = 0.5f * m_toolbar.get_height() * inv_zoom; left = (-0.5f * (float)cnv_size.get_width()) * inv_zoom; } else { top = 0.5f * m_toolbar.get_height() * inv_zoom; left = (0.5f * (float)cnv_size.get_width() - m_toolbar.get_width()) * inv_zoom; } break; } } m_toolbar.set_position(top, left); #else #if ENABLE_RETINA_GL m_toolbar.set_icons_scale(m_retina_helper->get_scale_factor()); #else m_toolbar.set_icons_scale(m_canvas->GetContentScaleFactor()); #endif /* __WXMSW__ */ #endif // ENABLE_SVG_ICONS m_toolbar.render(*this); } void GLCanvas3D::_render_view_toolbar() const { #if ENABLE_SVG_ICONS #if ENABLE_RETINA_GL m_view_toolbar.set_scale(m_retina_helper->get_scale_factor()); #else m_view_toolbar.set_scale(m_canvas->GetContentScaleFactor()); #endif // ENABLE_RETINA_GL Size cnv_size = get_canvas_size(); float zoom = m_camera.zoom; float inv_zoom = (zoom != 0.0f) ? 1.0f / zoom : 0.0f; // places the toolbar on the bottom-left corner of the 3d scene float top = (-0.5f * (float)cnv_size.get_height() + m_view_toolbar.get_height()) * inv_zoom; float left = -0.5f * (float)cnv_size.get_width() * inv_zoom; m_view_toolbar.set_position(top, left); #else #if ENABLE_RETINA_GL m_view_toolbar.set_icons_scale(m_retina_helper->get_scale_factor()); #else m_view_toolbar.set_icons_scale(m_canvas->GetContentScaleFactor()); #endif /* __WXMSW__ */ #endif // ENABLE_SVG_ICONS m_view_toolbar.render(*this); } #if ENABLE_SHOW_CAMERA_TARGET void GLCanvas3D::_render_camera_target() const { double half_length = 5.0; glsafe(::glDisable(GL_DEPTH_TEST)); glsafe(::glLineWidth(2.0f)); ::glBegin(GL_LINES); const Vec3d& target = m_camera.get_target(); // draw line for x axis ::glColor3f(1.0f, 0.0f, 0.0f); ::glVertex3d(target(0) - half_length, target(1), target(2)); ::glVertex3d(target(0) + half_length, target(1), target(2)); // draw line for y axis ::glColor3f(0.0f, 1.0f, 0.0f); ::glVertex3d(target(0), target(1) - half_length, target(2)); ::glVertex3d(target(0), target(1) + half_length, target(2)); // draw line for z axis ::glColor3f(0.0f, 0.0f, 1.0f); ::glVertex3d(target(0), target(1), target(2) - half_length); ::glVertex3d(target(0), target(1), target(2) + half_length); glsafe(::glEnd()); } #endif // ENABLE_SHOW_CAMERA_TARGET void GLCanvas3D::_render_sla_slices() const { if (!m_use_clipping_planes || wxGetApp().preset_bundle->printers.get_edited_preset().printer_technology() != ptSLA) return; const SLAPrint* print = this->sla_print(); const PrintObjects& print_objects = print->objects(); if (print_objects.empty()) // nothing to render, return return; double clip_min_z = -m_clipping_planes[0].get_data()[3]; double clip_max_z = m_clipping_planes[1].get_data()[3]; for (unsigned int i = 0; i < (unsigned int)print_objects.size(); ++i) { const SLAPrintObject* obj = print_objects[i]; if (!obj->is_step_done(slaposSliceSupports)) continue; SlaCap::ObjectIdToTrianglesMap::iterator it_caps_bottom = m_sla_caps[0].triangles.find(i); SlaCap::ObjectIdToTrianglesMap::iterator it_caps_top = m_sla_caps[1].triangles.find(i); { if (it_caps_bottom == m_sla_caps[0].triangles.end()) it_caps_bottom = m_sla_caps[0].triangles.emplace(i, SlaCap::Triangles()).first; if (! m_sla_caps[0].matches(clip_min_z)) { m_sla_caps[0].z = clip_min_z; it_caps_bottom->second.object.clear(); it_caps_bottom->second.supports.clear(); } if (it_caps_top == m_sla_caps[1].triangles.end()) it_caps_top = m_sla_caps[1].triangles.emplace(i, SlaCap::Triangles()).first; if (! m_sla_caps[1].matches(clip_max_z)) { m_sla_caps[1].z = clip_max_z; it_caps_top->second.object.clear(); it_caps_top->second.supports.clear(); } } Pointf3s &bottom_obj_triangles = it_caps_bottom->second.object; Pointf3s &bottom_sup_triangles = it_caps_bottom->second.supports; Pointf3s &top_obj_triangles = it_caps_top->second.object; Pointf3s &top_sup_triangles = it_caps_top->second.supports; if ((bottom_obj_triangles.empty() || bottom_sup_triangles.empty() || top_obj_triangles.empty() || top_sup_triangles.empty()) && !obj->get_slice_index().empty()) { double layer_height = print->default_object_config().layer_height.value; double initial_layer_height = print->material_config().initial_layer_height.value; bool left_handed = obj->is_left_handed(); coord_t key_zero = obj->get_slice_index().front().print_level(); // Slice at the center of the slab starting at clip_min_z will be rendered for the lower plane. coord_t key_low = coord_t((clip_min_z - initial_layer_height + layer_height) / SCALING_FACTOR) + key_zero; // Slice at the center of the slab ending at clip_max_z will be rendered for the upper plane. coord_t key_high = coord_t((clip_max_z - initial_layer_height) / SCALING_FACTOR) + key_zero; const SliceRecord& slice_low = obj->closest_slice_to_print_level(key_low, coord_t(SCALED_EPSILON)); const SliceRecord& slice_high = obj->closest_slice_to_print_level(key_high, coord_t(SCALED_EPSILON)); // Offset to avoid OpenGL Z fighting between the object's horizontal surfaces and the triangluated surfaces of the cuts. double plane_shift_z = 0.002; if (slice_low.is_valid()) { const ExPolygons& obj_bottom = slice_low.get_slice(soModel); const ExPolygons& sup_bottom = slice_low.get_slice(soSupport); // calculate model bottom cap if (bottom_obj_triangles.empty() && !obj_bottom.empty()) bottom_obj_triangles = triangulate_expolygons_3d(obj_bottom, clip_min_z - plane_shift_z, ! left_handed); // calculate support bottom cap if (bottom_sup_triangles.empty() && !sup_bottom.empty()) bottom_sup_triangles = triangulate_expolygons_3d(sup_bottom, clip_min_z - plane_shift_z, ! left_handed); } if (slice_high.is_valid()) { const ExPolygons& obj_top = slice_high.get_slice(soModel); const ExPolygons& sup_top = slice_high.get_slice(soSupport); // calculate model top cap if (top_obj_triangles.empty() && !obj_top.empty()) top_obj_triangles = triangulate_expolygons_3d(obj_top, clip_max_z + plane_shift_z, left_handed); // calculate support top cap if (top_sup_triangles.empty() && !sup_top.empty()) top_sup_triangles = triangulate_expolygons_3d(sup_top, clip_max_z + plane_shift_z, left_handed); } } if (!bottom_obj_triangles.empty() || !top_obj_triangles.empty() || !bottom_sup_triangles.empty() || !top_sup_triangles.empty()) { for (const SLAPrintObject::Instance& inst : obj->instances()) { glsafe(::glPushMatrix()); glsafe(::glTranslated(unscale(inst.shift.x()), unscale(inst.shift.y()), 0)); glsafe(::glRotatef(Geometry::rad2deg(inst.rotation), 0.0, 0.0, 1.0)); if (obj->is_left_handed()) // The polygons are mirrored by X. glsafe(::glScalef(-1.0, 1.0, 1.0)); glsafe(::glEnableClientState(GL_VERTEX_ARRAY)); glsafe(::glColor3f(1.0f, 0.37f, 0.0f)); if (!bottom_obj_triangles.empty()) { glsafe(::glVertexPointer(3, GL_DOUBLE, 0, (GLdouble*)bottom_obj_triangles.front().data())); glsafe(::glDrawArrays(GL_TRIANGLES, 0, bottom_obj_triangles.size())); } if (! top_obj_triangles.empty()) { glsafe(::glVertexPointer(3, GL_DOUBLE, 0, (GLdouble*)top_obj_triangles.front().data())); glsafe(::glDrawArrays(GL_TRIANGLES, 0, top_obj_triangles.size())); } glsafe(::glColor3f(1.0f, 0.0f, 0.37f)); if (! bottom_sup_triangles.empty()) { glsafe(::glVertexPointer(3, GL_DOUBLE, 0, (GLdouble*)bottom_sup_triangles.front().data())); glsafe(::glDrawArrays(GL_TRIANGLES, 0, bottom_sup_triangles.size())); } if (! top_sup_triangles.empty()) { glsafe(::glVertexPointer(3, GL_DOUBLE, 0, (GLdouble*)top_sup_triangles.front().data())); glsafe(::glDrawArrays(GL_TRIANGLES, 0, top_sup_triangles.size())); } glsafe(::glDisableClientState(GL_VERTEX_ARRAY)); glsafe(::glPopMatrix()); } } } } void GLCanvas3D::_render_selection_sidebar_hints() const { if (m_use_VBOs) m_shader.start_using(); m_selection.render_sidebar_hints(m_sidebar_field); if (m_use_VBOs) m_shader.stop_using(); } void GLCanvas3D::_update_volumes_hover_state() const { for (GLVolume* v : m_volumes.volumes) { v->hover = false; } if (m_hover_volume_id == -1) return; GLVolume* volume = m_volumes.volumes[m_hover_volume_id]; switch (m_selection.get_mode()) { case Selection::Volume: { volume->hover = true; break; } case Selection::Instance: { int object_idx = volume->object_idx(); int instance_idx = volume->instance_idx(); for (GLVolume* v : m_volumes.volumes) { if ((v->object_idx() == object_idx) && (v->instance_idx() == instance_idx)) v->hover = true; } break; } } } void GLCanvas3D::_perform_layer_editing_action(wxMouseEvent* evt) { int object_idx_selected = m_layers_editing.last_object_id; if (object_idx_selected == -1) return; // A volume is selected. Test, whether hovering over a layer thickness bar. if (evt != nullptr) { const Rect& rect = LayersEditing::get_bar_rect_screen(*this); float b = rect.get_bottom(); m_layers_editing.last_z = m_layers_editing.object_max_z() * (b - evt->GetY() - 1.0f) / (b - rect.get_top()); m_layers_editing.last_action = evt->ShiftDown() ? (evt->RightIsDown() ? LAYER_HEIGHT_EDIT_ACTION_SMOOTH : LAYER_HEIGHT_EDIT_ACTION_REDUCE) : (evt->RightIsDown() ? LAYER_HEIGHT_EDIT_ACTION_INCREASE : LAYER_HEIGHT_EDIT_ACTION_DECREASE); } m_layers_editing.adjust_layer_height_profile(); _refresh_if_shown_on_screen(); // Automatic action on mouse down with the same coordinate. _start_timer(); } Vec3d GLCanvas3D::_mouse_to_3d(const Point& mouse_pos, float* z) { if (m_canvas == nullptr) return Vec3d(DBL_MAX, DBL_MAX, DBL_MAX); const std::array& viewport = m_camera.get_viewport(); const Transform3d& modelview_matrix = m_camera.get_view_matrix(); const Transform3d& projection_matrix = m_camera.get_projection_matrix(); GLint y = viewport[3] - (GLint)mouse_pos(1); GLfloat mouse_z; if (z == nullptr) glsafe(::glReadPixels((GLint)mouse_pos(0), y, 1, 1, GL_DEPTH_COMPONENT, GL_FLOAT, (void*)&mouse_z)); else mouse_z = *z; GLdouble out_x, out_y, out_z; ::gluUnProject((GLdouble)mouse_pos(0), (GLdouble)y, (GLdouble)mouse_z, (GLdouble*)modelview_matrix.data(), (GLdouble*)projection_matrix.data(), (GLint*)viewport.data(), &out_x, &out_y, &out_z); return Vec3d((double)out_x, (double)out_y, (double)out_z); } Vec3d GLCanvas3D::_mouse_to_bed_3d(const Point& mouse_pos) { return mouse_ray(mouse_pos).intersect_plane(0.0); } void GLCanvas3D::_start_timer() { m_timer.Start(100, wxTIMER_CONTINUOUS); } void GLCanvas3D::_stop_timer() { m_timer.Stop(); } void GLCanvas3D::_load_print_toolpaths() { const Print *print = this->fff_print(); if (print == nullptr) return; if (!print->is_step_done(psSkirt) || !print->is_step_done(psBrim)) return; if (!print->has_skirt() && (print->config().brim_width.value == 0)) return; const float color[] = { 0.5f, 1.0f, 0.5f, 1.0f }; // greenish // number of skirt layers size_t total_layer_count = 0; for (const PrintObject* print_object : print->objects()) { total_layer_count = std::max(total_layer_count, print_object->total_layer_count()); } size_t skirt_height = print->has_infinite_skirt() ? total_layer_count : std::min(print->config().skirt_height.value, total_layer_count); if ((skirt_height == 0) && (print->config().brim_width.value > 0)) skirt_height = 1; // get first skirt_height layers (maybe this should be moved to a PrintObject method?) const PrintObject* object0 = print->objects().front(); std::vector print_zs; print_zs.reserve(skirt_height * 2); for (size_t i = 0; i < std::min(skirt_height, object0->layers().size()); ++i) { print_zs.push_back(float(object0->layers()[i]->print_z)); } //FIXME why there are support layers? for (size_t i = 0; i < std::min(skirt_height, object0->support_layers().size()); ++i) { print_zs.push_back(float(object0->support_layers()[i]->print_z)); } sort_remove_duplicates(print_zs); if (print_zs.size() > skirt_height) print_zs.erase(print_zs.begin() + skirt_height, print_zs.end()); m_volumes.volumes.emplace_back(new GLVolume(color)); GLVolume& volume = *m_volumes.volumes.back(); for (size_t i = 0; i < skirt_height; ++i) { volume.print_zs.push_back(print_zs[i]); volume.offsets.push_back(volume.indexed_vertex_array.quad_indices.size()); volume.offsets.push_back(volume.indexed_vertex_array.triangle_indices.size()); if (i == 0) _3DScene::extrusionentity_to_verts(print->brim(), print_zs[i], Point(0, 0), volume); _3DScene::extrusionentity_to_verts(print->skirt(), print_zs[i], Point(0, 0), volume); } volume.bounding_box = volume.indexed_vertex_array.bounding_box(); volume.indexed_vertex_array.finalize_geometry(m_use_VBOs && m_initialized); } void GLCanvas3D::_load_print_object_toolpaths(const PrintObject& print_object, const std::vector& str_tool_colors, const std::vector& color_print_values) { std::vector tool_colors = _parse_colors(str_tool_colors); struct Ctxt { const Points *shifted_copies; std::vector layers; bool has_perimeters; bool has_infill; bool has_support; const std::vector* tool_colors; const std::vector* color_print_values; // Number of vertices (each vertex is 6x4=24 bytes long) static const size_t alloc_size_max() { return 131072; } // 3.15MB // static const size_t alloc_size_max () { return 65536; } // 1.57MB // static const size_t alloc_size_max () { return 32768; } // 786kB static const size_t alloc_size_reserve() { return alloc_size_max() * 2; } static const float* color_perimeters() { static float color[4] = { 1.0f, 1.0f, 0.0f, 1.f }; return color; } // yellow static const float* color_infill() { static float color[4] = { 1.0f, 0.5f, 0.5f, 1.f }; return color; } // redish static const float* color_support() { static float color[4] = { 0.5f, 1.0f, 0.5f, 1.f }; return color; } // greenish // For cloring by a tool, return a parsed color. bool color_by_tool() const { return tool_colors != nullptr; } size_t number_tools() const { return this->color_by_tool() ? tool_colors->size() / 4 : 0; } const float* color_tool(size_t tool) const { return tool_colors->data() + tool * 4; } int volume_idx(int extruder, int feature) const { return this->color_by_color_print() ? 0 : this->color_by_tool() ? std::min(this->number_tools() - 1, std::max(extruder - 1, 0)) : feature; } // For coloring by a color_print(M600), return a parsed color. bool color_by_color_print() const { return color_print_values!=nullptr; } const float* color_print_by_layer_idx(const size_t layer_idx) const { auto it = std::lower_bound(color_print_values->begin(), color_print_values->end(), layers[layer_idx]->print_z + EPSILON); return color_tool((it - color_print_values->begin()) % number_tools()); } } ctxt; ctxt.has_perimeters = print_object.is_step_done(posPerimeters); ctxt.has_infill = print_object.is_step_done(posInfill); ctxt.has_support = print_object.is_step_done(posSupportMaterial); ctxt.tool_colors = tool_colors.empty() ? nullptr : &tool_colors; ctxt.color_print_values = color_print_values.empty() ? nullptr : &color_print_values; ctxt.shifted_copies = &print_object.copies(); // order layers by print_z { size_t nlayers = 0; if (ctxt.has_perimeters || ctxt.has_infill) nlayers = print_object.layers().size(); if (ctxt.has_support) nlayers += print_object.support_layers().size(); ctxt.layers.reserve(nlayers); } if (ctxt.has_perimeters || ctxt.has_infill) for (const Layer *layer : print_object.layers()) ctxt.layers.push_back(layer); if (ctxt.has_support) for (const Layer *layer : print_object.support_layers()) ctxt.layers.push_back(layer); std::sort(ctxt.layers.begin(), ctxt.layers.end(), [](const Layer *l1, const Layer *l2) { return l1->print_z < l2->print_z; }); // Maximum size of an allocation block: 32MB / sizeof(float) BOOST_LOG_TRIVIAL(debug) << "Loading print object toolpaths in parallel - start"; //FIXME Improve the heuristics for a grain size. size_t grain_size = ctxt.color_by_color_print() ? size_t(1) : std::max(ctxt.layers.size() / 16, size_t(1)); tbb::spin_mutex new_volume_mutex; auto new_volume = [this, &new_volume_mutex](const float *color) -> GLVolume* { auto *volume = new GLVolume(color); new_volume_mutex.lock(); m_volumes.volumes.emplace_back(volume); new_volume_mutex.unlock(); return volume; }; const size_t volumes_cnt_initial = m_volumes.volumes.size(); std::vector volumes_per_thread(ctxt.layers.size()); tbb::parallel_for( tbb::blocked_range(0, ctxt.layers.size(), grain_size), [&ctxt, &new_volume](const tbb::blocked_range& range) { GLVolumePtrs vols; if (ctxt.color_by_color_print()) vols.emplace_back(new_volume(ctxt.color_print_by_layer_idx(range.begin()))); else if (ctxt.color_by_tool()) { for (size_t i = 0; i < ctxt.number_tools(); ++i) vols.emplace_back(new_volume(ctxt.color_tool(i))); } else vols = { new_volume(ctxt.color_perimeters()), new_volume(ctxt.color_infill()), new_volume(ctxt.color_support()) }; for (GLVolume *vol : vols) vol->indexed_vertex_array.reserve(ctxt.alloc_size_reserve()); for (size_t idx_layer = range.begin(); idx_layer < range.end(); ++idx_layer) { const Layer *layer = ctxt.layers[idx_layer]; for (size_t i = 0; i < vols.size(); ++i) { GLVolume &vol = *vols[i]; if (vol.print_zs.empty() || vol.print_zs.back() != layer->print_z) { vol.print_zs.push_back(layer->print_z); vol.offsets.push_back(vol.indexed_vertex_array.quad_indices.size()); vol.offsets.push_back(vol.indexed_vertex_array.triangle_indices.size()); } } for (const Point © : *ctxt.shifted_copies) { for (const LayerRegion *layerm : layer->regions()) { if (ctxt.has_perimeters) _3DScene::extrusionentity_to_verts(layerm->perimeters, float(layer->print_z), copy, *vols[ctxt.volume_idx(layerm->region()->config().perimeter_extruder.value, 0)]); if (ctxt.has_infill) { for (const ExtrusionEntity *ee : layerm->fills.entities) { // fill represents infill extrusions of a single island. const auto *fill = dynamic_cast(ee); if (!fill->entities.empty()) _3DScene::extrusionentity_to_verts(*fill, float(layer->print_z), copy, *vols[ctxt.volume_idx( is_solid_infill(fill->entities.front()->role()) ? layerm->region()->config().solid_infill_extruder : layerm->region()->config().infill_extruder, 1)]); } } } if (ctxt.has_support) { const SupportLayer *support_layer = dynamic_cast(layer); if (support_layer) { for (const ExtrusionEntity *extrusion_entity : support_layer->support_fills.entities) _3DScene::extrusionentity_to_verts(extrusion_entity, float(layer->print_z), copy, *vols[ctxt.volume_idx( (extrusion_entity->role() == erSupportMaterial) ? support_layer->object()->config().support_material_extruder : support_layer->object()->config().support_material_interface_extruder, 2)]); } } } for (size_t i = 0; i < vols.size(); ++i) { GLVolume &vol = *vols[i]; if (vol.indexed_vertex_array.vertices_and_normals_interleaved.size() / 6 > ctxt.alloc_size_max()) { // Store the vertex arrays and restart their containers, vols[i] = new_volume(vol.color); GLVolume &vol_new = *vols[i]; // Assign the large pre-allocated buffers to the new GLVolume. vol_new.indexed_vertex_array = std::move(vol.indexed_vertex_array); // Copy the content back to the old GLVolume. vol.indexed_vertex_array = vol_new.indexed_vertex_array; // Finalize a bounding box of the old GLVolume. vol.bounding_box = vol.indexed_vertex_array.bounding_box(); // Clear the buffers, but keep them pre-allocated. vol_new.indexed_vertex_array.clear(); // Just make sure that clear did not clear the reserved memory. vol_new.indexed_vertex_array.reserve(ctxt.alloc_size_reserve()); } } } for (GLVolume *vol : vols) { vol->bounding_box = vol->indexed_vertex_array.bounding_box(); vol->indexed_vertex_array.shrink_to_fit(); } }); BOOST_LOG_TRIVIAL(debug) << "Loading print object toolpaths in parallel - finalizing results"; // Remove empty volumes from the newly added volumes. m_volumes.volumes.erase( std::remove_if(m_volumes.volumes.begin() + volumes_cnt_initial, m_volumes.volumes.end(), [](const GLVolume *volume) { return volume->empty(); }), m_volumes.volumes.end()); for (size_t i = volumes_cnt_initial; i < m_volumes.volumes.size(); ++i) m_volumes.volumes[i]->indexed_vertex_array.finalize_geometry(m_use_VBOs && m_initialized); BOOST_LOG_TRIVIAL(debug) << "Loading print object toolpaths in parallel - end"; } void GLCanvas3D::_load_wipe_tower_toolpaths(const std::vector& str_tool_colors) { const Print *print = this->fff_print(); if ((print == nullptr) || print->wipe_tower_data().tool_changes.empty()) return; if (!print->is_step_done(psWipeTower)) return; std::vector tool_colors = _parse_colors(str_tool_colors); struct Ctxt { const Print *print; const std::vector *tool_colors; WipeTower::xy wipe_tower_pos; float wipe_tower_angle; // Number of vertices (each vertex is 6x4=24 bytes long) static const size_t alloc_size_max() { return 131072; } // 3.15MB static const size_t alloc_size_reserve() { return alloc_size_max() * 2; } static const float* color_support() { static float color[4] = { 0.5f, 1.0f, 0.5f, 1.f }; return color; } // greenish // For cloring by a tool, return a parsed color. bool color_by_tool() const { return tool_colors != nullptr; } size_t number_tools() const { return this->color_by_tool() ? tool_colors->size() / 4 : 0; } const float* color_tool(size_t tool) const { return tool_colors->data() + tool * 4; } int volume_idx(int tool, int feature) const { return this->color_by_tool() ? std::min(this->number_tools() - 1, std::max(tool, 0)) : feature; } const std::vector& tool_change(size_t idx) { const auto &tool_changes = print->wipe_tower_data().tool_changes; return priming.empty() ? ((idx == tool_changes.size()) ? final : tool_changes[idx]) : ((idx == 0) ? priming : (idx == tool_changes.size() + 1) ? final : tool_changes[idx - 1]); } std::vector priming; std::vector final; } ctxt; ctxt.print = print; ctxt.tool_colors = tool_colors.empty() ? nullptr : &tool_colors; if (print->wipe_tower_data().priming && print->config().single_extruder_multi_material_priming) ctxt.priming.emplace_back(*print->wipe_tower_data().priming.get()); if (print->wipe_tower_data().final_purge) ctxt.final.emplace_back(*print->wipe_tower_data().final_purge.get()); ctxt.wipe_tower_angle = ctxt.print->config().wipe_tower_rotation_angle.value/180.f * PI; ctxt.wipe_tower_pos = WipeTower::xy(ctxt.print->config().wipe_tower_x.value, ctxt.print->config().wipe_tower_y.value); BOOST_LOG_TRIVIAL(debug) << "Loading wipe tower toolpaths in parallel - start"; //FIXME Improve the heuristics for a grain size. size_t n_items = print->wipe_tower_data().tool_changes.size() + (ctxt.priming.empty() ? 0 : 1); size_t grain_size = std::max(n_items / 128, size_t(1)); tbb::spin_mutex new_volume_mutex; auto new_volume = [this, &new_volume_mutex](const float *color) -> GLVolume* { auto *volume = new GLVolume(color); new_volume_mutex.lock(); m_volumes.volumes.emplace_back(volume); new_volume_mutex.unlock(); return volume; }; const size_t volumes_cnt_initial = m_volumes.volumes.size(); std::vector volumes_per_thread(n_items); tbb::parallel_for( tbb::blocked_range(0, n_items, grain_size), [&ctxt, &new_volume](const tbb::blocked_range& range) { // Bounding box of this slab of a wipe tower. GLVolumePtrs vols; if (ctxt.color_by_tool()) { for (size_t i = 0; i < ctxt.number_tools(); ++i) vols.emplace_back(new_volume(ctxt.color_tool(i))); } else vols = { new_volume(ctxt.color_support()) }; for (GLVolume *volume : vols) volume->indexed_vertex_array.reserve(ctxt.alloc_size_reserve()); for (size_t idx_layer = range.begin(); idx_layer < range.end(); ++idx_layer) { const std::vector &layer = ctxt.tool_change(idx_layer); for (size_t i = 0; i < vols.size(); ++i) { GLVolume &vol = *vols[i]; if (vol.print_zs.empty() || vol.print_zs.back() != layer.front().print_z) { vol.print_zs.push_back(layer.front().print_z); vol.offsets.push_back(vol.indexed_vertex_array.quad_indices.size()); vol.offsets.push_back(vol.indexed_vertex_array.triangle_indices.size()); } } for (const WipeTower::ToolChangeResult &extrusions : layer) { for (size_t i = 1; i < extrusions.extrusions.size();) { const WipeTower::Extrusion &e = extrusions.extrusions[i]; if (e.width == 0.) { ++i; continue; } size_t j = i + 1; if (ctxt.color_by_tool()) for (; j < extrusions.extrusions.size() && extrusions.extrusions[j].tool == e.tool && extrusions.extrusions[j].width > 0.f; ++j); else for (; j < extrusions.extrusions.size() && extrusions.extrusions[j].width > 0.f; ++j); size_t n_lines = j - i; Lines lines; std::vector widths; std::vector heights; lines.reserve(n_lines); widths.reserve(n_lines); heights.assign(n_lines, extrusions.layer_height); WipeTower::Extrusion e_prev = extrusions.extrusions[i-1]; if (!extrusions.priming) { // wipe tower extrusions describe the wipe tower at the origin with no rotation e_prev.pos.rotate(ctxt.wipe_tower_angle); e_prev.pos.translate(ctxt.wipe_tower_pos); } for (; i < j; ++i) { WipeTower::Extrusion e = extrusions.extrusions[i]; assert(e.width > 0.f); if (!extrusions.priming) { e.pos.rotate(ctxt.wipe_tower_angle); e.pos.translate(ctxt.wipe_tower_pos); } lines.emplace_back(Point::new_scale(e_prev.pos.x, e_prev.pos.y), Point::new_scale(e.pos.x, e.pos.y)); widths.emplace_back(e.width); e_prev = e; } _3DScene::thick_lines_to_verts(lines, widths, heights, lines.front().a == lines.back().b, extrusions.print_z, *vols[ctxt.volume_idx(e.tool, 0)]); } } } for (size_t i = 0; i < vols.size(); ++i) { GLVolume &vol = *vols[i]; if (vol.indexed_vertex_array.vertices_and_normals_interleaved.size() / 6 > ctxt.alloc_size_max()) { // Store the vertex arrays and restart their containers, vols[i] = new_volume(vol.color); GLVolume &vol_new = *vols[i]; // Assign the large pre-allocated buffers to the new GLVolume. vol_new.indexed_vertex_array = std::move(vol.indexed_vertex_array); // Copy the content back to the old GLVolume. vol.indexed_vertex_array = vol_new.indexed_vertex_array; // Finalize a bounding box of the old GLVolume. vol.bounding_box = vol.indexed_vertex_array.bounding_box(); // Clear the buffers, but keep them pre-allocated. vol_new.indexed_vertex_array.clear(); // Just make sure that clear did not clear the reserved memory. vol_new.indexed_vertex_array.reserve(ctxt.alloc_size_reserve()); } } for (GLVolume *vol : vols) { vol->bounding_box = vol->indexed_vertex_array.bounding_box(); vol->indexed_vertex_array.shrink_to_fit(); } }); BOOST_LOG_TRIVIAL(debug) << "Loading wipe tower toolpaths in parallel - finalizing results"; // Remove empty volumes from the newly added volumes. m_volumes.volumes.erase( std::remove_if(m_volumes.volumes.begin() + volumes_cnt_initial, m_volumes.volumes.end(), [](const GLVolume *volume) { return volume->empty(); }), m_volumes.volumes.end()); for (size_t i = volumes_cnt_initial; i < m_volumes.volumes.size(); ++i) m_volumes.volumes[i]->indexed_vertex_array.finalize_geometry(m_use_VBOs && m_initialized); BOOST_LOG_TRIVIAL(debug) << "Loading wipe tower toolpaths in parallel - end"; } static inline int hex_digit_to_int(const char c) { return (c >= '0' && c <= '9') ? int(c - '0') : (c >= 'A' && c <= 'F') ? int(c - 'A') + 10 : (c >= 'a' && c <= 'f') ? int(c - 'a') + 10 : -1; } void GLCanvas3D::_load_gcode_extrusion_paths(const GCodePreviewData& preview_data, const std::vector& tool_colors) { // helper functions to select data in dependence of the extrusion view type struct Helper { static float path_filter(GCodePreviewData::Extrusion::EViewType type, const ExtrusionPath& path) { switch (type) { case GCodePreviewData::Extrusion::FeatureType: return (float)path.role(); case GCodePreviewData::Extrusion::Height: return path.height; case GCodePreviewData::Extrusion::Width: return path.width; case GCodePreviewData::Extrusion::Feedrate: return path.feedrate; case GCodePreviewData::Extrusion::VolumetricRate: return path.feedrate * (float)path.mm3_per_mm; case GCodePreviewData::Extrusion::Tool: return (float)path.extruder_id; case GCodePreviewData::Extrusion::ColorPrint: return (float)path.cp_color_id; default: return 0.0f; } return 0.0f; } static GCodePreviewData::Color path_color(const GCodePreviewData& data, const std::vector& tool_colors, float value) { switch (data.extrusion.view_type) { case GCodePreviewData::Extrusion::FeatureType: return data.get_extrusion_role_color((ExtrusionRole)(int)value); case GCodePreviewData::Extrusion::Height: return data.get_height_color(value); case GCodePreviewData::Extrusion::Width: return data.get_width_color(value); case GCodePreviewData::Extrusion::Feedrate: return data.get_feedrate_color(value); case GCodePreviewData::Extrusion::VolumetricRate: return data.get_volumetric_rate_color(value); case GCodePreviewData::Extrusion::Tool: { GCodePreviewData::Color color; ::memcpy((void*)color.rgba, (const void*)(tool_colors.data() + (unsigned int)value * 4), 4 * sizeof(float)); return color; } case GCodePreviewData::Extrusion::ColorPrint: { const size_t color_cnt = tool_colors.size() / 4; int val = int(value); while (val >= color_cnt) val -= color_cnt; GCodePreviewData::Color color; ::memcpy((void*)color.rgba, (const void*)(tool_colors.data() + val * 4), 4 * sizeof(float)); return color; } default: return GCodePreviewData::Color::Dummy; } return GCodePreviewData::Color::Dummy; } }; // Helper structure for filters struct Filter { float value; ExtrusionRole role; GLVolume* volume; Filter(float value, ExtrusionRole role) : value(value) , role(role) , volume(nullptr) { } bool operator == (const Filter& other) const { if (value != other.value) return false; if (role != other.role) return false; return true; } }; typedef std::vector FiltersList; size_t initial_volumes_count = m_volumes.volumes.size(); // detects filters FiltersList filters; for (const GCodePreviewData::Extrusion::Layer& layer : preview_data.extrusion.layers) { for (const ExtrusionPath& path : layer.paths) { ExtrusionRole role = path.role(); float path_filter = Helper::path_filter(preview_data.extrusion.view_type, path); if (std::find(filters.begin(), filters.end(), Filter(path_filter, role)) == filters.end()) filters.emplace_back(path_filter, role); } } // nothing to render, return if (filters.empty()) return; // creates a new volume for each filter for (Filter& filter : filters) { m_gcode_preview_volume_index.first_volumes.emplace_back(GCodePreviewVolumeIndex::Extrusion, (unsigned int)filter.role, (unsigned int)m_volumes.volumes.size()); GLVolume* volume = new GLVolume(Helper::path_color(preview_data, tool_colors, filter.value).rgba); if (volume != nullptr) { filter.volume = volume; volume->is_extrusion_path = true; m_volumes.volumes.emplace_back(volume); } else { // an error occourred - restore to previous state and return m_gcode_preview_volume_index.first_volumes.pop_back(); if (initial_volumes_count != m_volumes.volumes.size()) { GLVolumePtrs::iterator begin = m_volumes.volumes.begin() + initial_volumes_count; GLVolumePtrs::iterator end = m_volumes.volumes.end(); for (GLVolumePtrs::iterator it = begin; it < end; ++it) { GLVolume* volume = *it; delete volume; } m_volumes.volumes.erase(begin, end); return; } } } // populates volumes for (const GCodePreviewData::Extrusion::Layer& layer : preview_data.extrusion.layers) { for (const ExtrusionPath& path : layer.paths) { float path_filter = Helper::path_filter(preview_data.extrusion.view_type, path); FiltersList::iterator filter = std::find(filters.begin(), filters.end(), Filter(path_filter, path.role())); if (filter != filters.end()) { filter->volume->print_zs.push_back(layer.z); filter->volume->offsets.push_back(filter->volume->indexed_vertex_array.quad_indices.size()); filter->volume->offsets.push_back(filter->volume->indexed_vertex_array.triangle_indices.size()); _3DScene::extrusionentity_to_verts(path, layer.z, *filter->volume); } } } // finalize volumes and sends geometry to gpu if (m_volumes.volumes.size() > initial_volumes_count) { for (size_t i = initial_volumes_count; i < m_volumes.volumes.size(); ++i) { GLVolume* volume = m_volumes.volumes[i]; volume->bounding_box = volume->indexed_vertex_array.bounding_box(); volume->indexed_vertex_array.finalize_geometry(m_use_VBOs && m_initialized); } } } void GLCanvas3D::_load_gcode_travel_paths(const GCodePreviewData& preview_data, const std::vector& tool_colors) { size_t initial_volumes_count = m_volumes.volumes.size(); m_gcode_preview_volume_index.first_volumes.emplace_back(GCodePreviewVolumeIndex::Travel, 0, (unsigned int)initial_volumes_count); bool res = true; switch (preview_data.extrusion.view_type) { case GCodePreviewData::Extrusion::Feedrate: { res = _travel_paths_by_feedrate(preview_data); break; } case GCodePreviewData::Extrusion::Tool: { res = _travel_paths_by_tool(preview_data, tool_colors); break; } default: { res = _travel_paths_by_type(preview_data); break; } } if (!res) { // an error occourred - restore to previous state and return if (initial_volumes_count != m_volumes.volumes.size()) { GLVolumePtrs::iterator begin = m_volumes.volumes.begin() + initial_volumes_count; GLVolumePtrs::iterator end = m_volumes.volumes.end(); for (GLVolumePtrs::iterator it = begin; it < end; ++it) { GLVolume* volume = *it; delete volume; } m_volumes.volumes.erase(begin, end); } return; } // finalize volumes and sends geometry to gpu if (m_volumes.volumes.size() > initial_volumes_count) { for (size_t i = initial_volumes_count; i < m_volumes.volumes.size(); ++i) { GLVolume* volume = m_volumes.volumes[i]; volume->bounding_box = volume->indexed_vertex_array.bounding_box(); volume->indexed_vertex_array.finalize_geometry(m_use_VBOs && m_initialized); } } } bool GLCanvas3D::_travel_paths_by_type(const GCodePreviewData& preview_data) { // Helper structure for types struct Type { GCodePreviewData::Travel::EType value; GLVolume* volume; explicit Type(GCodePreviewData::Travel::EType value) : value(value) , volume(nullptr) { } bool operator == (const Type& other) const { return value == other.value; } }; typedef std::vector TypesList; // colors travels by travel type // detects types TypesList types; for (const GCodePreviewData::Travel::Polyline& polyline : preview_data.travel.polylines) { if (std::find(types.begin(), types.end(), Type(polyline.type)) == types.end()) types.emplace_back(polyline.type); } // nothing to render, return if (types.empty()) return true; // creates a new volume for each type for (Type& type : types) { GLVolume* volume = new GLVolume(preview_data.travel.type_colors[type.value].rgba); if (volume == nullptr) return false; else { type.volume = volume; m_volumes.volumes.emplace_back(volume); } } // populates volumes for (const GCodePreviewData::Travel::Polyline& polyline : preview_data.travel.polylines) { TypesList::iterator type = std::find(types.begin(), types.end(), Type(polyline.type)); if (type != types.end()) { type->volume->print_zs.push_back(unscale(polyline.polyline.bounding_box().min(2))); type->volume->offsets.push_back(type->volume->indexed_vertex_array.quad_indices.size()); type->volume->offsets.push_back(type->volume->indexed_vertex_array.triangle_indices.size()); _3DScene::polyline3_to_verts(polyline.polyline, preview_data.travel.width, preview_data.travel.height, *type->volume); } } return true; } bool GLCanvas3D::_travel_paths_by_feedrate(const GCodePreviewData& preview_data) { // Helper structure for feedrate struct Feedrate { float value; GLVolume* volume; explicit Feedrate(float value) : value(value) , volume(nullptr) { } bool operator == (const Feedrate& other) const { return value == other.value; } }; typedef std::vector FeedratesList; // colors travels by feedrate // detects feedrates FeedratesList feedrates; for (const GCodePreviewData::Travel::Polyline& polyline : preview_data.travel.polylines) { if (std::find(feedrates.begin(), feedrates.end(), Feedrate(polyline.feedrate)) == feedrates.end()) feedrates.emplace_back(polyline.feedrate); } // nothing to render, return if (feedrates.empty()) return true; // creates a new volume for each feedrate for (Feedrate& feedrate : feedrates) { GLVolume* volume = new GLVolume(preview_data.get_feedrate_color(feedrate.value).rgba); if (volume == nullptr) return false; else { feedrate.volume = volume; m_volumes.volumes.emplace_back(volume); } } // populates volumes for (const GCodePreviewData::Travel::Polyline& polyline : preview_data.travel.polylines) { FeedratesList::iterator feedrate = std::find(feedrates.begin(), feedrates.end(), Feedrate(polyline.feedrate)); if (feedrate != feedrates.end()) { feedrate->volume->print_zs.push_back(unscale(polyline.polyline.bounding_box().min(2))); feedrate->volume->offsets.push_back(feedrate->volume->indexed_vertex_array.quad_indices.size()); feedrate->volume->offsets.push_back(feedrate->volume->indexed_vertex_array.triangle_indices.size()); _3DScene::polyline3_to_verts(polyline.polyline, preview_data.travel.width, preview_data.travel.height, *feedrate->volume); } } return true; } bool GLCanvas3D::_travel_paths_by_tool(const GCodePreviewData& preview_data, const std::vector& tool_colors) { // Helper structure for tool struct Tool { unsigned int value; GLVolume* volume; explicit Tool(unsigned int value) : value(value) , volume(nullptr) { } bool operator == (const Tool& other) const { return value == other.value; } }; typedef std::vector ToolsList; // colors travels by tool // detects tools ToolsList tools; for (const GCodePreviewData::Travel::Polyline& polyline : preview_data.travel.polylines) { if (std::find(tools.begin(), tools.end(), Tool(polyline.extruder_id)) == tools.end()) tools.emplace_back(polyline.extruder_id); } // nothing to render, return if (tools.empty()) return true; // creates a new volume for each tool for (Tool& tool : tools) { GLVolume* volume = new GLVolume(tool_colors.data() + tool.value * 4); if (volume == nullptr) return false; else { tool.volume = volume; m_volumes.volumes.emplace_back(volume); } } // populates volumes for (const GCodePreviewData::Travel::Polyline& polyline : preview_data.travel.polylines) { ToolsList::iterator tool = std::find(tools.begin(), tools.end(), Tool(polyline.extruder_id)); if (tool != tools.end()) { tool->volume->print_zs.push_back(unscale(polyline.polyline.bounding_box().min(2))); tool->volume->offsets.push_back(tool->volume->indexed_vertex_array.quad_indices.size()); tool->volume->offsets.push_back(tool->volume->indexed_vertex_array.triangle_indices.size()); _3DScene::polyline3_to_verts(polyline.polyline, preview_data.travel.width, preview_data.travel.height, *tool->volume); } } return true; } void GLCanvas3D::_load_gcode_retractions(const GCodePreviewData& preview_data) { m_gcode_preview_volume_index.first_volumes.emplace_back(GCodePreviewVolumeIndex::Retraction, 0, (unsigned int)m_volumes.volumes.size()); // nothing to render, return if (preview_data.retraction.positions.empty()) return; GLVolume* volume = new GLVolume(preview_data.retraction.color.rgba); if (volume != nullptr) { m_volumes.volumes.emplace_back(volume); GCodePreviewData::Retraction::PositionsList copy(preview_data.retraction.positions); std::sort(copy.begin(), copy.end(), [](const GCodePreviewData::Retraction::Position& p1, const GCodePreviewData::Retraction::Position& p2){ return p1.position(2) < p2.position(2); }); for (const GCodePreviewData::Retraction::Position& position : copy) { volume->print_zs.push_back(unscale(position.position(2))); volume->offsets.push_back(volume->indexed_vertex_array.quad_indices.size()); volume->offsets.push_back(volume->indexed_vertex_array.triangle_indices.size()); _3DScene::point3_to_verts(position.position, position.width, position.height, *volume); } // finalize volumes and sends geometry to gpu volume->bounding_box = volume->indexed_vertex_array.bounding_box(); volume->indexed_vertex_array.finalize_geometry(m_use_VBOs && m_initialized); } } void GLCanvas3D::_load_gcode_unretractions(const GCodePreviewData& preview_data) { m_gcode_preview_volume_index.first_volumes.emplace_back(GCodePreviewVolumeIndex::Unretraction, 0, (unsigned int)m_volumes.volumes.size()); // nothing to render, return if (preview_data.unretraction.positions.empty()) return; GLVolume* volume = new GLVolume(preview_data.unretraction.color.rgba); if (volume != nullptr) { m_volumes.volumes.emplace_back(volume); GCodePreviewData::Retraction::PositionsList copy(preview_data.unretraction.positions); std::sort(copy.begin(), copy.end(), [](const GCodePreviewData::Retraction::Position& p1, const GCodePreviewData::Retraction::Position& p2){ return p1.position(2) < p2.position(2); }); for (const GCodePreviewData::Retraction::Position& position : copy) { volume->print_zs.push_back(unscale(position.position(2))); volume->offsets.push_back(volume->indexed_vertex_array.quad_indices.size()); volume->offsets.push_back(volume->indexed_vertex_array.triangle_indices.size()); _3DScene::point3_to_verts(position.position, position.width, position.height, *volume); } // finalize volumes and sends geometry to gpu volume->bounding_box = volume->indexed_vertex_array.bounding_box(); volume->indexed_vertex_array.finalize_geometry(m_use_VBOs && m_initialized); } } void GLCanvas3D::_load_shells_fff() { size_t initial_volumes_count = m_volumes.volumes.size(); m_gcode_preview_volume_index.first_volumes.emplace_back(GCodePreviewVolumeIndex::Shell, 0, (unsigned int)initial_volumes_count); const Print *print = this->fff_print(); if (print->objects().empty()) // nothing to render, return return; // adds objects' volumes int object_id = 0; for (const PrintObject* obj : print->objects()) { const ModelObject* model_obj = obj->model_object(); std::vector instance_ids(model_obj->instances.size()); for (int i = 0; i < (int)model_obj->instances.size(); ++i) { instance_ids[i] = i; } m_volumes.load_object(model_obj, object_id, instance_ids, "object", m_use_VBOs && m_initialized); ++object_id; } if (wxGetApp().preset_bundle->printers.get_edited_preset().printer_technology() == ptFFF) { // adds wipe tower's volume double max_z = print->objects()[0]->model_object()->get_model()->bounding_box().max(2); const PrintConfig& config = print->config(); unsigned int extruders_count = config.nozzle_diameter.size(); if ((extruders_count > 1) && config.single_extruder_multi_material && config.wipe_tower && !config.complete_objects) { float depth = print->get_wipe_tower_depth(); // Calculate wipe tower brim spacing. const DynamicPrintConfig &print_config = wxGetApp().preset_bundle->prints.get_edited_preset().config; double layer_height = print_config.opt_float("layer_height"); double first_layer_height = print_config.get_abs_value("first_layer_height", layer_height); float brim_spacing = print->config().nozzle_diameter.values[0] * 1.25f - first_layer_height * (1. - M_PI_4); if (!print->is_step_done(psWipeTower)) depth = (900.f/config.wipe_tower_width) * (float)(extruders_count - 1) ; m_volumes.load_wipe_tower_preview(1000, config.wipe_tower_x, config.wipe_tower_y, config.wipe_tower_width, depth, max_z, config.wipe_tower_rotation_angle, m_use_VBOs && m_initialized, !print->is_step_done(psWipeTower), brim_spacing * 4.5f); } } } void GLCanvas3D::_load_shells_sla() { //FIXME use reload_scene #if 1 const SLAPrint* print = this->sla_print(); if (print->objects().empty()) // nothing to render, return return; auto add_volume = [this](const SLAPrintObject &object, const SLAPrintObject::Instance& instance, const TriangleMesh &mesh, const float color[4], bool outside_printer_detection_enabled) { m_volumes.volumes.emplace_back(new GLVolume(color)); GLVolume& v = *m_volumes.volumes.back(); v.indexed_vertex_array.load_mesh(mesh, m_use_VBOs); v.shader_outside_printer_detection_enabled = outside_printer_detection_enabled; v.composite_id.volume_id = -1; v.set_instance_offset(unscale(instance.shift(0), instance.shift(1), 0)); v.set_instance_rotation(Vec3d(0.0, 0.0, (double)instance.rotation)); v.set_instance_mirror(X, object.is_left_handed() ? -1. : 1.); }; // adds objects' volumes for (const SLAPrintObject* obj : print->objects()) if (obj->is_step_done(slaposSliceSupports)) { unsigned int initial_volumes_count = (unsigned int)m_volumes.volumes.size(); for (const SLAPrintObject::Instance& instance : obj->instances()) { add_volume(*obj, instance, obj->transformed_mesh(), GLVolume::MODEL_COLOR[0], true); // Set the extruder_id and volume_id to achieve the same color as in the 3D scene when // through the update_volumes_colors_by_extruder() call. m_volumes.volumes.back()->extruder_id = obj->model_object()->volumes.front()->extruder_id(); m_volumes.volumes.back()->composite_id.volume_id = 0; if (obj->is_step_done(slaposSupportTree) && obj->has_mesh(slaposSupportTree)) add_volume(*obj, instance, obj->support_mesh(), GLVolume::SLA_SUPPORT_COLOR, true); if (obj->is_step_done(slaposBasePool) && obj->has_mesh(slaposBasePool)) add_volume(*obj, instance, obj->pad_mesh(), GLVolume::SLA_PAD_COLOR, true); } double shift_z = obj->get_current_elevation(); for (unsigned int i = initial_volumes_count; i < m_volumes.volumes.size(); ++ i) { GLVolume& v = *m_volumes.volumes[i]; // finalize volumes and sends geometry to gpu v.bounding_box = v.indexed_vertex_array.bounding_box(); v.indexed_vertex_array.finalize_geometry(m_use_VBOs); // apply shift z v.set_sla_shift_z(shift_z); } } update_volumes_colors_by_extruder(); #else this->reload_scene(true, true); #endif } void GLCanvas3D::_update_gcode_volumes_visibility(const GCodePreviewData& preview_data) { unsigned int size = (unsigned int)m_gcode_preview_volume_index.first_volumes.size(); for (unsigned int i = 0; i < size; ++i) { GLVolumePtrs::iterator begin = m_volumes.volumes.begin() + m_gcode_preview_volume_index.first_volumes[i].id; GLVolumePtrs::iterator end = (i + 1 < size) ? m_volumes.volumes.begin() + m_gcode_preview_volume_index.first_volumes[i + 1].id : m_volumes.volumes.end(); for (GLVolumePtrs::iterator it = begin; it != end; ++it) { GLVolume* volume = *it; switch (m_gcode_preview_volume_index.first_volumes[i].type) { case GCodePreviewVolumeIndex::Extrusion: { if ((ExtrusionRole)m_gcode_preview_volume_index.first_volumes[i].flag == erCustom) volume->zoom_to_volumes = false; volume->is_active = preview_data.extrusion.is_role_flag_set((ExtrusionRole)m_gcode_preview_volume_index.first_volumes[i].flag); break; } case GCodePreviewVolumeIndex::Travel: { volume->is_active = preview_data.travel.is_visible; volume->zoom_to_volumes = false; break; } case GCodePreviewVolumeIndex::Retraction: { volume->is_active = preview_data.retraction.is_visible; volume->zoom_to_volumes = false; break; } case GCodePreviewVolumeIndex::Unretraction: { volume->is_active = preview_data.unretraction.is_visible; volume->zoom_to_volumes = false; break; } case GCodePreviewVolumeIndex::Shell: { volume->is_active = preview_data.shell.is_visible; volume->color[3] = 0.25f; volume->zoom_to_volumes = false; break; } default: { volume->is_active = false; volume->zoom_to_volumes = false; break; } } } } } void GLCanvas3D::_update_toolpath_volumes_outside_state() { // tolerance to avoid false detection at bed edges static const double tolerance_x = 0.05; static const double tolerance_y = 0.05; BoundingBoxf3 print_volume; if (m_config != nullptr) { const ConfigOptionPoints* opt = dynamic_cast(m_config->option("bed_shape")); if (opt != nullptr) { BoundingBox bed_box_2D = get_extents(Polygon::new_scale(opt->values)); print_volume = BoundingBoxf3(Vec3d(unscale(bed_box_2D.min(0)) - tolerance_x, unscale(bed_box_2D.min(1)) - tolerance_y, 0.0), Vec3d(unscale(bed_box_2D.max(0)) + tolerance_x, unscale(bed_box_2D.max(1)) + tolerance_y, m_config->opt_float("max_print_height"))); // Allow the objects to protrude below the print bed print_volume.min(2) = -1e10; } } for (GLVolume* volume : m_volumes.volumes) { volume->is_outside = ((print_volume.radius() > 0.0) && volume->is_extrusion_path) ? !print_volume.contains(volume->bounding_box) : false; } } void GLCanvas3D::_show_warning_texture_if_needed() { _set_current(); _set_warning_texture(WarningTexture::ToolpathOutside, _is_any_volume_outside()); } std::vector GLCanvas3D::_parse_colors(const std::vector& colors) { static const float INV_255 = 1.0f / 255.0f; std::vector output(colors.size() * 4, 1.0f); for (size_t i = 0; i < colors.size(); ++i) { const std::string& color = colors[i]; const char* c = color.data() + 1; if ((color.size() == 7) && (color.front() == '#')) { for (size_t j = 0; j < 3; ++j) { int digit1 = hex_digit_to_int(*c++); int digit2 = hex_digit_to_int(*c++); if ((digit1 == -1) || (digit2 == -1)) break; output[i * 4 + j] = float(digit1 * 16 + digit2) * INV_255; } } } return output; } void GLCanvas3D::_generate_legend_texture(const GCodePreviewData& preview_data, const std::vector& tool_colors) { m_legend_texture.generate(preview_data, tool_colors, *this); } void GLCanvas3D::_set_warning_texture(WarningTexture::Warning warning, bool state) { m_warning_texture.activate(warning, state, *this); } bool GLCanvas3D::_is_any_volume_outside() const { for (const GLVolume* volume : m_volumes.volumes) { if ((volume != nullptr) && volume->is_outside) return true; } return false; } #if !ENABLE_SVG_ICONS void GLCanvas3D::_resize_toolbars() const { Size cnv_size = get_canvas_size(); float zoom = get_camera_zoom(); float inv_zoom = (zoom != 0.0f) ? 1.0f / zoom : 0.0f; #if ENABLE_RETINA_GL m_toolbar.set_icons_scale(m_retina_helper->get_scale_factor()); #else m_toolbar.set_icons_scale(m_canvas->GetContentScaleFactor()); #endif /* __WXMSW__ */ GLToolbar::Layout::EOrientation orientation = m_toolbar.get_layout_orientation(); switch (m_toolbar.get_layout_type()) { default: case GLToolbar::Layout::Horizontal: { // centers the toolbar on the top edge of the 3d scene float top, left; if (orientation == GLToolbar::Layout::Top) { top = 0.5f * (float)cnv_size.get_height() * inv_zoom; left = -0.5f * m_toolbar.get_width() * inv_zoom; } else { top = (-0.5f * (float)cnv_size.get_height() + m_view_toolbar.get_height()) * inv_zoom; left = -0.5f * m_toolbar.get_width() * inv_zoom; } m_toolbar.set_position(top, left); break; } case GLToolbar::Layout::Vertical: { // centers the toolbar on the right edge of the 3d scene float top, left; if (orientation == GLToolbar::Layout::Left) { top = 0.5f * m_toolbar.get_height() * inv_zoom; left = (-0.5f * (float)cnv_size.get_width()) * inv_zoom; } else { top = 0.5f * m_toolbar.get_height() * inv_zoom; left = (0.5f * (float)cnv_size.get_width() - m_toolbar.get_width()) * inv_zoom; } m_toolbar.set_position(top, left); break; } } if (m_view_toolbar != nullptr) { #if ENABLE_RETINA_GL m_view_toolbar.set_icons_scale(m_retina_helper->get_scale_factor()); #else m_view_toolbar.set_icons_scale(m_canvas->GetContentScaleFactor()); #endif /* __WXMSW__ */ // places the toolbar on the bottom-left corner of the 3d scene float top = (-0.5f * (float)cnv_size.get_height() + m_view_toolbar.get_height()) * inv_zoom; float left = -0.5f * (float)cnv_size.get_width() * inv_zoom; m_view_toolbar.set_position(top, left); } } #endif // !ENABLE_SVG_ICONS const Print* GLCanvas3D::fff_print() const { return (m_process == nullptr) ? nullptr : m_process->fff_print(); } const SLAPrint* GLCanvas3D::sla_print() const { return (m_process == nullptr) ? nullptr : m_process->sla_print(); } } // namespace GUI } // namespace Slic3r