// Include GLGizmo.hpp before I18N.hpp as it includes some libigl code, which overrides our localization "L" macro. #include "GLGizmo.hpp" #include #include #include "libslic3r/libslic3r.h" #include "libslic3r/Geometry.hpp" #include "libslic3r/Utils.hpp" #include "libslic3r/SLA/SLACommon.hpp" #include "libslic3r/SLAPrint.hpp" #include #include #include #include #include #include #include #include #include #include "Tab.hpp" #include "GUI.hpp" #include "GUI_Utils.hpp" #include "GUI_App.hpp" #include "I18N.hpp" #include "PresetBundle.hpp" #include // TODO: Display tooltips quicker on Linux static const float DEFAULT_BASE_COLOR[3] = { 0.625f, 0.625f, 0.625f }; static const float DEFAULT_DRAG_COLOR[3] = { 1.0f, 1.0f, 1.0f }; static const float DEFAULT_HIGHLIGHT_COLOR[3] = { 1.0f, 0.38f, 0.0f }; 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 { const float GLGizmoBase::Grabber::SizeFactor = 0.025f; const float GLGizmoBase::Grabber::MinHalfSize = 1.5f; const float GLGizmoBase::Grabber::DraggingScaleFactor = 1.25f; GLGizmoBase::Grabber::Grabber() : center(Vec3d::Zero()) , angles(Vec3d::Zero()) , dragging(false) , enabled(true) { color[0] = 1.0f; color[1] = 1.0f; color[2] = 1.0f; } void GLGizmoBase::Grabber::render(bool hover, float size) const { float render_color[3]; if (hover) { render_color[0] = 1.0f - color[0]; render_color[1] = 1.0f - color[1]; render_color[2] = 1.0f - color[2]; } else ::memcpy((void*)render_color, (const void*)color, 3 * sizeof(float)); render(size, render_color, true); } float GLGizmoBase::Grabber::get_half_size(float size) const { return std::max(size * SizeFactor, MinHalfSize); } float GLGizmoBase::Grabber::get_dragging_half_size(float size) const { return std::max(size * SizeFactor * DraggingScaleFactor, MinHalfSize); } void GLGizmoBase::Grabber::render(float size, const float* render_color, bool use_lighting) const { float half_size = dragging ? get_dragging_half_size(size) : get_half_size(size); if (use_lighting) ::glEnable(GL_LIGHTING); ::glColor3fv(render_color); ::glPushMatrix(); ::glTranslated(center(0), center(1), center(2)); ::glRotated(Geometry::rad2deg(angles(2)), 0.0, 0.0, 1.0); ::glRotated(Geometry::rad2deg(angles(1)), 0.0, 1.0, 0.0); ::glRotated(Geometry::rad2deg(angles(0)), 1.0, 0.0, 0.0); // face min x ::glPushMatrix(); ::glTranslatef(-(GLfloat)half_size, 0.0f, 0.0f); ::glRotatef(-90.0f, 0.0f, 1.0f, 0.0f); render_face(half_size); ::glPopMatrix(); // face max x ::glPushMatrix(); ::glTranslatef((GLfloat)half_size, 0.0f, 0.0f); ::glRotatef(90.0f, 0.0f, 1.0f, 0.0f); render_face(half_size); ::glPopMatrix(); // face min y ::glPushMatrix(); ::glTranslatef(0.0f, -(GLfloat)half_size, 0.0f); ::glRotatef(90.0f, 1.0f, 0.0f, 0.0f); render_face(half_size); ::glPopMatrix(); // face max y ::glPushMatrix(); ::glTranslatef(0.0f, (GLfloat)half_size, 0.0f); ::glRotatef(-90.0f, 1.0f, 0.0f, 0.0f); render_face(half_size); ::glPopMatrix(); // face min z ::glPushMatrix(); ::glTranslatef(0.0f, 0.0f, -(GLfloat)half_size); ::glRotatef(180.0f, 1.0f, 0.0f, 0.0f); render_face(half_size); ::glPopMatrix(); // face max z ::glPushMatrix(); ::glTranslatef(0.0f, 0.0f, (GLfloat)half_size); render_face(half_size); ::glPopMatrix(); ::glPopMatrix(); if (use_lighting) ::glDisable(GL_LIGHTING); } void GLGizmoBase::Grabber::render_face(float half_size) const { ::glBegin(GL_TRIANGLES); ::glNormal3f(0.0f, 0.0f, 1.0f); ::glVertex3f(-(GLfloat)half_size, -(GLfloat)half_size, 0.0f); ::glVertex3f((GLfloat)half_size, -(GLfloat)half_size, 0.0f); ::glVertex3f((GLfloat)half_size, (GLfloat)half_size, 0.0f); ::glVertex3f((GLfloat)half_size, (GLfloat)half_size, 0.0f); ::glVertex3f(-(GLfloat)half_size, (GLfloat)half_size, 0.0f); ::glVertex3f(-(GLfloat)half_size, -(GLfloat)half_size, 0.0f); ::glEnd(); } GLGizmoBase::GLGizmoBase(GLCanvas3D& parent) : m_parent(parent) , m_group_id(-1) , m_state(Off) , m_shortcut_key(0) , m_hover_id(-1) , m_dragging(false) #if ENABLE_IMGUI , m_imgui(wxGetApp().imgui()) #endif // ENABLE_IMGUI { ::memcpy((void*)m_base_color, (const void*)DEFAULT_BASE_COLOR, 3 * sizeof(float)); ::memcpy((void*)m_drag_color, (const void*)DEFAULT_DRAG_COLOR, 3 * sizeof(float)); ::memcpy((void*)m_highlight_color, (const void*)DEFAULT_HIGHLIGHT_COLOR, 3 * sizeof(float)); } void GLGizmoBase::set_hover_id(int id) { if (m_grabbers.empty() || (id < (int)m_grabbers.size())) { m_hover_id = id; on_set_hover_id(); } } void GLGizmoBase::set_highlight_color(const float* color) { if (color != nullptr) ::memcpy((void*)m_highlight_color, (const void*)color, 3 * sizeof(float)); } void GLGizmoBase::enable_grabber(unsigned int id) { if ((0 <= id) && (id < (unsigned int)m_grabbers.size())) m_grabbers[id].enabled = true; on_enable_grabber(id); } void GLGizmoBase::disable_grabber(unsigned int id) { if ((0 <= id) && (id < (unsigned int)m_grabbers.size())) m_grabbers[id].enabled = false; on_disable_grabber(id); } void GLGizmoBase::start_dragging(const GLCanvas3D::Selection& selection) { m_dragging = true; for (int i = 0; i < (int)m_grabbers.size(); ++i) { m_grabbers[i].dragging = (m_hover_id == i); } on_start_dragging(selection); } void GLGizmoBase::stop_dragging() { m_dragging = false; for (int i = 0; i < (int)m_grabbers.size(); ++i) { m_grabbers[i].dragging = false; } on_stop_dragging(); } void GLGizmoBase::update(const UpdateData& data, const GLCanvas3D::Selection& selection) { if (m_hover_id != -1) on_update(data, selection); } float GLGizmoBase::picking_color_component(unsigned int id) const { int color = 254 - (int)id; if (m_group_id > -1) color -= m_group_id; return (float)color / 255.0f; } void GLGizmoBase::render_grabbers(const BoundingBoxf3& box) const { float size = (float)box.max_size(); for (int i = 0; i < (int)m_grabbers.size(); ++i) { if (m_grabbers[i].enabled) m_grabbers[i].render((m_hover_id == i), size); } } void GLGizmoBase::render_grabbers(float size) const { for (int i = 0; i < (int)m_grabbers.size(); ++i) { if (m_grabbers[i].enabled) m_grabbers[i].render((m_hover_id == i), size); } } void GLGizmoBase::render_grabbers_for_picking(const BoundingBoxf3& box) const { float size = (float)box.max_size(); for (unsigned int i = 0; i < (unsigned int)m_grabbers.size(); ++i) { if (m_grabbers[i].enabled) { m_grabbers[i].color[0] = 1.0f; m_grabbers[i].color[1] = 1.0f; m_grabbers[i].color[2] = picking_color_component(i); m_grabbers[i].render_for_picking(size); } } } #if !ENABLE_IMGUI void GLGizmoBase::create_external_gizmo_widgets(wxWindow *parent) {} #endif // not ENABLE_IMGUI void GLGizmoBase::set_tooltip(const std::string& tooltip) const { m_parent.set_tooltip(tooltip); } std::string GLGizmoBase::format(float value, unsigned int decimals) const { return Slic3r::string_printf("%.*f", decimals, value); } const float GLGizmoRotate::Offset = 5.0f; const unsigned int GLGizmoRotate::CircleResolution = 64; const unsigned int GLGizmoRotate::AngleResolution = 64; const unsigned int GLGizmoRotate::ScaleStepsCount = 72; const float GLGizmoRotate::ScaleStepRad = 2.0f * (float)PI / GLGizmoRotate::ScaleStepsCount; const unsigned int GLGizmoRotate::ScaleLongEvery = 2; const float GLGizmoRotate::ScaleLongTooth = 0.1f; // in percent of radius const unsigned int GLGizmoRotate::SnapRegionsCount = 8; const float GLGizmoRotate::GrabberOffset = 0.15f; // in percent of radius GLGizmoRotate::GLGizmoRotate(GLCanvas3D& parent, GLGizmoRotate::Axis axis) : GLGizmoBase(parent) , m_axis(axis) , m_angle(0.0) , m_quadric(nullptr) , m_center(0.0, 0.0, 0.0) , m_radius(0.0f) , m_snap_coarse_in_radius(0.0f) , m_snap_coarse_out_radius(0.0f) , m_snap_fine_in_radius(0.0f) , m_snap_fine_out_radius(0.0f) { m_quadric = ::gluNewQuadric(); if (m_quadric != nullptr) ::gluQuadricDrawStyle(m_quadric, GLU_FILL); } GLGizmoRotate::GLGizmoRotate(const GLGizmoRotate& other) : GLGizmoBase(other.m_parent) , m_axis(other.m_axis) , m_angle(other.m_angle) , m_quadric(nullptr) , m_center(other.m_center) , m_radius(other.m_radius) , m_snap_coarse_in_radius(other.m_snap_coarse_in_radius) , m_snap_coarse_out_radius(other.m_snap_coarse_out_radius) , m_snap_fine_in_radius(other.m_snap_fine_in_radius) , m_snap_fine_out_radius(other.m_snap_fine_out_radius) { m_quadric = ::gluNewQuadric(); if (m_quadric != nullptr) ::gluQuadricDrawStyle(m_quadric, GLU_FILL); } GLGizmoRotate::~GLGizmoRotate() { if (m_quadric != nullptr) ::gluDeleteQuadric(m_quadric); } void GLGizmoRotate::set_angle(double angle) { if (std::abs(angle - 2.0 * (double)PI) < EPSILON) angle = 0.0; m_angle = angle; } bool GLGizmoRotate::on_init() { m_grabbers.push_back(Grabber()); return true; } void GLGizmoRotate::on_start_dragging(const GLCanvas3D::Selection& selection) { const BoundingBoxf3& box = selection.get_bounding_box(); m_center = box.center(); m_radius = Offset + box.radius(); m_snap_coarse_in_radius = m_radius / 3.0f; m_snap_coarse_out_radius = 2.0f * m_snap_coarse_in_radius; m_snap_fine_in_radius = m_radius; m_snap_fine_out_radius = m_snap_fine_in_radius + m_radius * ScaleLongTooth; } void GLGizmoRotate::on_update(const UpdateData& data, const GLCanvas3D::Selection& selection) { Vec2d mouse_pos = to_2d(mouse_position_in_local_plane(data.mouse_ray, selection)); Vec2d orig_dir = Vec2d::UnitX(); Vec2d new_dir = mouse_pos.normalized(); double theta = ::acos(clamp(-1.0, 1.0, new_dir.dot(orig_dir))); if (cross2(orig_dir, new_dir) < 0.0) theta = 2.0 * (double)PI - theta; double len = mouse_pos.norm(); // snap to coarse snap region if ((m_snap_coarse_in_radius <= len) && (len <= m_snap_coarse_out_radius)) { double step = 2.0 * (double)PI / (double)SnapRegionsCount; theta = step * (double)std::round(theta / step); } else { // snap to fine snap region (scale) if ((m_snap_fine_in_radius <= len) && (len <= m_snap_fine_out_radius)) { double step = 2.0 * (double)PI / (double)ScaleStepsCount; theta = step * (double)std::round(theta / step); } } if (theta == 2.0 * (double)PI) theta = 0.0; m_angle = theta; } void GLGizmoRotate::on_render(const GLCanvas3D::Selection& selection) const { if (!m_grabbers[0].enabled) return; const BoundingBoxf3& box = selection.get_bounding_box(); std::string axis; switch (m_axis) { case X: { axis = "X"; break; } case Y: { axis = "Y"; break; } case Z: { axis = "Z"; break; } } if (!m_dragging && (m_hover_id == 0)) set_tooltip(axis); else if (m_dragging) set_tooltip(axis + ": " + format((float)Geometry::rad2deg(m_angle), 4) + "\u00B0"); else { m_center = box.center(); m_radius = Offset + box.radius(); m_snap_coarse_in_radius = m_radius / 3.0f; m_snap_coarse_out_radius = 2.0f * m_snap_coarse_in_radius; m_snap_fine_in_radius = m_radius; m_snap_fine_out_radius = m_radius * (1.0f + ScaleLongTooth); } ::glEnable(GL_DEPTH_TEST); ::glPushMatrix(); transform_to_local(selection); ::glLineWidth((m_hover_id != -1) ? 2.0f : 1.5f); ::glColor3fv((m_hover_id != -1) ? m_drag_color : m_highlight_color); render_circle(); if (m_hover_id != -1) { render_scale(); render_snap_radii(); render_reference_radius(); } ::glColor3fv(m_highlight_color); if (m_hover_id != -1) render_angle(); render_grabber(box); render_grabber_extension(box, false); ::glPopMatrix(); } void GLGizmoRotate::on_render_for_picking(const GLCanvas3D::Selection& selection) const { ::glDisable(GL_DEPTH_TEST); ::glPushMatrix(); transform_to_local(selection); const BoundingBoxf3& box = selection.get_bounding_box(); render_grabbers_for_picking(box); render_grabber_extension(box, true); ::glPopMatrix(); } void GLGizmoRotate::render_circle() const { ::glBegin(GL_LINE_LOOP); for (unsigned int i = 0; i < ScaleStepsCount; ++i) { float angle = (float)i * ScaleStepRad; float x = ::cos(angle) * m_radius; float y = ::sin(angle) * m_radius; float z = 0.0f; ::glVertex3f((GLfloat)x, (GLfloat)y, (GLfloat)z); } ::glEnd(); } void GLGizmoRotate::render_scale() const { float out_radius_long = m_snap_fine_out_radius; float out_radius_short = m_radius * (1.0f + 0.5f * ScaleLongTooth); ::glBegin(GL_LINES); for (unsigned int i = 0; i < ScaleStepsCount; ++i) { float angle = (float)i * ScaleStepRad; float cosa = ::cos(angle); float sina = ::sin(angle); float in_x = cosa * m_radius; float in_y = sina * m_radius; float in_z = 0.0f; float out_x = (i % ScaleLongEvery == 0) ? cosa * out_radius_long : cosa * out_radius_short; float out_y = (i % ScaleLongEvery == 0) ? sina * out_radius_long : sina * out_radius_short; float out_z = 0.0f; ::glVertex3f((GLfloat)in_x, (GLfloat)in_y, (GLfloat)in_z); ::glVertex3f((GLfloat)out_x, (GLfloat)out_y, (GLfloat)out_z); } ::glEnd(); } void GLGizmoRotate::render_snap_radii() const { float step = 2.0f * (float)PI / (float)SnapRegionsCount; float in_radius = m_radius / 3.0f; float out_radius = 2.0f * in_radius; ::glBegin(GL_LINES); for (unsigned int i = 0; i < SnapRegionsCount; ++i) { float angle = (float)i * step; float cosa = ::cos(angle); float sina = ::sin(angle); float in_x = cosa * in_radius; float in_y = sina * in_radius; float in_z = 0.0f; float out_x = cosa * out_radius; float out_y = sina * out_radius; float out_z = 0.0f; ::glVertex3f((GLfloat)in_x, (GLfloat)in_y, (GLfloat)in_z); ::glVertex3f((GLfloat)out_x, (GLfloat)out_y, (GLfloat)out_z); } ::glEnd(); } void GLGizmoRotate::render_reference_radius() const { ::glBegin(GL_LINES); ::glVertex3f(0.0f, 0.0f, 0.0f); ::glVertex3f((GLfloat)(m_radius * (1.0f + GrabberOffset)), 0.0f, 0.0f); ::glEnd(); } void GLGizmoRotate::render_angle() const { float step_angle = (float)m_angle / AngleResolution; float ex_radius = m_radius * (1.0f + GrabberOffset); ::glBegin(GL_LINE_STRIP); for (unsigned int i = 0; i <= AngleResolution; ++i) { float angle = (float)i * step_angle; float x = ::cos(angle) * ex_radius; float y = ::sin(angle) * ex_radius; float z = 0.0f; ::glVertex3f((GLfloat)x, (GLfloat)y, (GLfloat)z); } ::glEnd(); } void GLGizmoRotate::render_grabber(const BoundingBoxf3& box) const { double grabber_radius = (double)m_radius * (1.0 + (double)GrabberOffset); m_grabbers[0].center = Vec3d(::cos(m_angle) * grabber_radius, ::sin(m_angle) * grabber_radius, 0.0); m_grabbers[0].angles(2) = m_angle; ::glColor3fv((m_hover_id != -1) ? m_drag_color : m_highlight_color); ::glBegin(GL_LINES); ::glVertex3f(0.0f, 0.0f, 0.0f); ::glVertex3dv(m_grabbers[0].center.data()); ::glEnd(); ::memcpy((void*)m_grabbers[0].color, (const void*)m_highlight_color, 3 * sizeof(float)); render_grabbers(box); } void GLGizmoRotate::render_grabber_extension(const BoundingBoxf3& box, bool picking) const { if (m_quadric == nullptr) return; double size = m_dragging ? (double)m_grabbers[0].get_dragging_half_size((float)box.max_size()) : (double)m_grabbers[0].get_half_size((float)box.max_size()); float color[3]; ::memcpy((void*)color, (const void*)m_grabbers[0].color, 3 * sizeof(float)); if (!picking && (m_hover_id != -1)) { color[0] = 1.0f - color[0]; color[1] = 1.0f - color[1]; color[2] = 1.0f - color[2]; } if (!picking) ::glEnable(GL_LIGHTING); ::glColor3fv(color); ::glPushMatrix(); ::glTranslated(m_grabbers[0].center(0), m_grabbers[0].center(1), m_grabbers[0].center(2)); ::glRotated(Geometry::rad2deg(m_angle), 0.0, 0.0, 1.0); ::glRotated(90.0, 1.0, 0.0, 0.0); ::glTranslated(0.0, 0.0, 2.0 * size); ::gluQuadricOrientation(m_quadric, GLU_OUTSIDE); ::gluCylinder(m_quadric, 0.75 * size, 0.0, 3.0 * size, 36, 1); ::gluQuadricOrientation(m_quadric, GLU_INSIDE); ::gluDisk(m_quadric, 0.0, 0.75 * size, 36, 1); ::glPopMatrix(); ::glPushMatrix(); ::glTranslated(m_grabbers[0].center(0), m_grabbers[0].center(1), m_grabbers[0].center(2)); ::glRotated(Geometry::rad2deg(m_angle), 0.0, 0.0, 1.0); ::glRotated(-90.0, 1.0, 0.0, 0.0); ::glTranslated(0.0, 0.0, 2.0 * size); ::gluQuadricOrientation(m_quadric, GLU_OUTSIDE); ::gluCylinder(m_quadric, 0.75 * size, 0.0, 3.0 * size, 36, 1); ::gluQuadricOrientation(m_quadric, GLU_INSIDE); ::gluDisk(m_quadric, 0.0, 0.75 * size, 36, 1); ::glPopMatrix(); if (!picking) ::glDisable(GL_LIGHTING); } void GLGizmoRotate::transform_to_local(const GLCanvas3D::Selection& selection) const { ::glTranslated(m_center(0), m_center(1), m_center(2)); if (selection.is_single_volume() || selection.is_single_modifier()) { Transform3d orient_matrix = selection.get_volume(*selection.get_volume_idxs().begin())->get_instance_transformation().get_matrix(true, false, true, true); ::glMultMatrixd(orient_matrix.data()); } switch (m_axis) { case X: { ::glRotatef(90.0f, 0.0f, 1.0f, 0.0f); ::glRotatef(-90.0f, 0.0f, 0.0f, 1.0f); break; } case Y: { ::glRotatef(-90.0f, 0.0f, 0.0f, 1.0f); ::glRotatef(-90.0f, 0.0f, 1.0f, 0.0f); break; } default: case Z: { // no rotation break; } } } Vec3d GLGizmoRotate::mouse_position_in_local_plane(const Linef3& mouse_ray, const GLCanvas3D::Selection& selection) const { double half_pi = 0.5 * (double)PI; Transform3d m = Transform3d::Identity(); switch (m_axis) { case X: { m.rotate(Eigen::AngleAxisd(half_pi, Vec3d::UnitZ())); m.rotate(Eigen::AngleAxisd(-half_pi, Vec3d::UnitY())); break; } case Y: { m.rotate(Eigen::AngleAxisd(half_pi, Vec3d::UnitY())); m.rotate(Eigen::AngleAxisd(half_pi, Vec3d::UnitZ())); break; } default: case Z: { // no rotation applied break; } } if (selection.is_single_volume() || selection.is_single_modifier()) m = m * selection.get_volume(*selection.get_volume_idxs().begin())->get_instance_transformation().get_matrix(true, false, true, true).inverse(); m.translate(-m_center); return transform(mouse_ray, m).intersect_plane(0.0); } GLGizmoRotate3D::GLGizmoRotate3D(GLCanvas3D& parent) : GLGizmoBase(parent) { m_gizmos.emplace_back(parent, GLGizmoRotate::X); m_gizmos.emplace_back(parent, GLGizmoRotate::Y); m_gizmos.emplace_back(parent, GLGizmoRotate::Z); for (unsigned int i = 0; i < 3; ++i) { m_gizmos[i].set_group_id(i); } } bool GLGizmoRotate3D::on_init() { for (GLGizmoRotate& g : m_gizmos) { if (!g.init()) return false; } for (unsigned int i = 0; i < 3; ++i) { m_gizmos[i].set_highlight_color(AXES_COLOR[i]); } std::string path = resources_dir() + "/icons/overlay/"; if (!m_textures[Off].load_from_file(path + "rotate_off.png", false)) return false; if (!m_textures[Hover].load_from_file(path + "rotate_hover.png", false)) return false; if (!m_textures[On].load_from_file(path + "rotate_on.png", false)) return false; m_shortcut_key = WXK_CONTROL_R; return true; } std::string GLGizmoRotate3D::on_get_name() const { return L("Rotate [R]"); } void GLGizmoRotate3D::on_start_dragging(const GLCanvas3D::Selection& selection) { if ((0 <= m_hover_id) && (m_hover_id < 3)) m_gizmos[m_hover_id].start_dragging(selection); } void GLGizmoRotate3D::on_stop_dragging() { if ((0 <= m_hover_id) && (m_hover_id < 3)) m_gizmos[m_hover_id].stop_dragging(); } void GLGizmoRotate3D::on_render(const GLCanvas3D::Selection& selection) const { ::glClear(GL_DEPTH_BUFFER_BIT); if ((m_hover_id == -1) || (m_hover_id == 0)) m_gizmos[X].render(selection); if ((m_hover_id == -1) || (m_hover_id == 1)) m_gizmos[Y].render(selection); if ((m_hover_id == -1) || (m_hover_id == 2)) m_gizmos[Z].render(selection); } #if ENABLE_IMGUI void GLGizmoRotate3D::on_render_input_window(float x, float y, const GLCanvas3D::Selection& selection) { #if !DISABLE_MOVE_ROTATE_SCALE_GIZMOS_IMGUI Vec3d rotation(Geometry::rad2deg(m_gizmos[0].get_angle()), Geometry::rad2deg(m_gizmos[1].get_angle()), Geometry::rad2deg(m_gizmos[2].get_angle())); wxString label = _(L("Rotation (deg)")); m_imgui->set_next_window_pos(x, y, ImGuiCond_Always); m_imgui->set_next_window_bg_alpha(0.5f); m_imgui->begin(label, ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse); m_imgui->input_vec3("", rotation, 100.0f, "%.2f"); m_imgui->end(); #endif // !DISABLE_MOVE_ROTATE_SCALE_GIZMOS_IMGUI } #endif // ENABLE_IMGUI const float GLGizmoScale3D::Offset = 5.0f; GLGizmoScale3D::GLGizmoScale3D(GLCanvas3D& parent) : GLGizmoBase(parent) , m_scale(Vec3d::Ones()) , m_snap_step(0.05) , m_starting_scale(Vec3d::Ones()) { } bool GLGizmoScale3D::on_init() { std::string path = resources_dir() + "/icons/overlay/"; if (!m_textures[Off].load_from_file(path + "scale_off.png", false)) return false; if (!m_textures[Hover].load_from_file(path + "scale_hover.png", false)) return false; if (!m_textures[On].load_from_file(path + "scale_on.png", false)) return false; for (int i = 0; i < 10; ++i) { m_grabbers.push_back(Grabber()); } double half_pi = 0.5 * (double)PI; // x axis m_grabbers[0].angles(1) = half_pi; m_grabbers[1].angles(1) = half_pi; // y axis m_grabbers[2].angles(0) = half_pi; m_grabbers[3].angles(0) = half_pi; m_shortcut_key = WXK_CONTROL_S; return true; } std::string GLGizmoScale3D::on_get_name() const { return L("Scale [S]"); } void GLGizmoScale3D::on_start_dragging(const GLCanvas3D::Selection& selection) { if (m_hover_id != -1) { m_starting_drag_position = m_grabbers[m_hover_id].center; m_starting_box = selection.get_bounding_box(); } } void GLGizmoScale3D::on_update(const UpdateData& data, const GLCanvas3D::Selection& selection) { if ((m_hover_id == 0) || (m_hover_id == 1)) do_scale_x(data); else if ((m_hover_id == 2) || (m_hover_id == 3)) do_scale_y(data); else if ((m_hover_id == 4) || (m_hover_id == 5)) do_scale_z(data); else if (m_hover_id >= 6) do_scale_uniform(data); } void GLGizmoScale3D::on_render(const GLCanvas3D::Selection& selection) const { bool single_instance = selection.is_single_full_instance(); bool single_volume = selection.is_single_modifier() || selection.is_single_volume(); bool single_selection = single_instance || single_volume; Vec3f scale = 100.0f * Vec3f::Ones(); if (single_instance) scale = 100.0f * selection.get_volume(*selection.get_volume_idxs().begin())->get_instance_scaling_factor().cast(); else if (single_volume) scale = 100.0f * selection.get_volume(*selection.get_volume_idxs().begin())->get_volume_scaling_factor().cast(); if ((single_selection && ((m_hover_id == 0) || (m_hover_id == 1))) || m_grabbers[0].dragging || m_grabbers[1].dragging) set_tooltip("X: " + format(scale(0), 4) + "%"); else if (!m_grabbers[0].dragging && !m_grabbers[1].dragging && ((m_hover_id == 0) || (m_hover_id == 1))) set_tooltip("X"); else if ((single_selection && ((m_hover_id == 2) || (m_hover_id == 3))) || m_grabbers[2].dragging || m_grabbers[3].dragging) set_tooltip("Y: " + format(scale(1), 4) + "%"); else if (!m_grabbers[2].dragging && !m_grabbers[3].dragging && ((m_hover_id == 2) || (m_hover_id == 3))) set_tooltip("Y"); else if ((single_selection && ((m_hover_id == 4) || (m_hover_id == 5))) || m_grabbers[4].dragging || m_grabbers[5].dragging) set_tooltip("Z: " + format(scale(2), 4) + "%"); else if (!m_grabbers[4].dragging && !m_grabbers[5].dragging && ((m_hover_id == 4) || (m_hover_id == 5))) set_tooltip("Z"); else if ((single_selection && ((m_hover_id == 6) || (m_hover_id == 7) || (m_hover_id == 8) || (m_hover_id == 9))) || m_grabbers[6].dragging || m_grabbers[7].dragging || m_grabbers[8].dragging || m_grabbers[9].dragging) { std::string tooltip = "X: " + format(scale(0), 4) + "%\n"; tooltip += "Y: " + format(scale(1), 4) + "%\n"; tooltip += "Z: " + format(scale(2), 4) + "%"; set_tooltip(tooltip); } else if (!m_grabbers[6].dragging && !m_grabbers[7].dragging && !m_grabbers[8].dragging && !m_grabbers[9].dragging && ((m_hover_id == 6) || (m_hover_id == 7) || (m_hover_id == 8) || (m_hover_id == 9))) set_tooltip("X/Y/Z"); ::glClear(GL_DEPTH_BUFFER_BIT); ::glEnable(GL_DEPTH_TEST); BoundingBoxf3 box; Transform3d transform = Transform3d::Identity(); Vec3d angles = Vec3d::Zero(); Transform3d offsets_transform = Transform3d::Identity(); Vec3d grabber_size = Vec3d::Zero(); if (single_instance) { // calculate bounding box in instance local reference system const GLCanvas3D::Selection::IndicesList& idxs = selection.get_volume_idxs(); for (unsigned int idx : idxs) { const GLVolume* vol = selection.get_volume(idx); box.merge(vol->bounding_box.transformed(vol->get_volume_transformation().get_matrix())); } // gets transform from first selected volume const GLVolume* v = selection.get_volume(*idxs.begin()); transform = v->get_instance_transformation().get_matrix(); // gets angles from first selected volume angles = v->get_instance_rotation(); // consider rotation+mirror only components of the transform for offsets offsets_transform = Geometry::assemble_transform(Vec3d::Zero(), angles, Vec3d::Ones(), v->get_instance_mirror()); grabber_size = v->get_instance_transformation().get_matrix(true, true, false, true) * box.size(); } else if (single_volume) { const GLVolume* v = selection.get_volume(*selection.get_volume_idxs().begin()); box = v->bounding_box; transform = v->world_matrix(); angles = Geometry::extract_euler_angles(transform); // consider rotation+mirror only components of the transform for offsets offsets_transform = Geometry::assemble_transform(Vec3d::Zero(), angles, Vec3d::Ones(), v->get_instance_mirror()); grabber_size = v->get_volume_transformation().get_matrix(true, true, false, true) * box.size(); } else { box = selection.get_bounding_box(); grabber_size = box.size(); } m_box = box; const Vec3d& center = m_box.center(); Vec3d offset_x = offsets_transform * Vec3d((double)Offset, 0.0, 0.0); Vec3d offset_y = offsets_transform * Vec3d(0.0, (double)Offset, 0.0); Vec3d offset_z = offsets_transform * Vec3d(0.0, 0.0, (double)Offset); // x axis m_grabbers[0].center = transform * Vec3d(m_box.min(0), center(1), center(2)) - offset_x; m_grabbers[1].center = transform * Vec3d(m_box.max(0), center(1), center(2)) + offset_x; ::memcpy((void*)m_grabbers[0].color, (const void*)&AXES_COLOR[0], 3 * sizeof(float)); ::memcpy((void*)m_grabbers[1].color, (const void*)&AXES_COLOR[0], 3 * sizeof(float)); // y axis m_grabbers[2].center = transform * Vec3d(center(0), m_box.min(1), center(2)) - offset_y; m_grabbers[3].center = transform * Vec3d(center(0), m_box.max(1), center(2)) + offset_y; ::memcpy((void*)m_grabbers[2].color, (const void*)&AXES_COLOR[1], 3 * sizeof(float)); ::memcpy((void*)m_grabbers[3].color, (const void*)&AXES_COLOR[1], 3 * sizeof(float)); // z axis m_grabbers[4].center = transform * Vec3d(center(0), center(1), m_box.min(2)) - offset_z; m_grabbers[5].center = transform * Vec3d(center(0), center(1), m_box.max(2)) + offset_z; ::memcpy((void*)m_grabbers[4].color, (const void*)&AXES_COLOR[2], 3 * sizeof(float)); ::memcpy((void*)m_grabbers[5].color, (const void*)&AXES_COLOR[2], 3 * sizeof(float)); // uniform m_grabbers[6].center = transform * Vec3d(m_box.min(0), m_box.min(1), center(2)) - offset_x - offset_y; m_grabbers[7].center = transform * Vec3d(m_box.max(0), m_box.min(1), center(2)) + offset_x - offset_y; m_grabbers[8].center = transform * Vec3d(m_box.max(0), m_box.max(1), center(2)) + offset_x + offset_y; m_grabbers[9].center = transform * Vec3d(m_box.min(0), m_box.max(1), center(2)) - offset_x + offset_y; for (int i = 6; i < 10; ++i) { ::memcpy((void*)m_grabbers[i].color, (const void*)m_highlight_color, 3 * sizeof(float)); } // sets grabbers orientation for (int i = 0; i < 10; ++i) { m_grabbers[i].angles = angles; } ::glLineWidth((m_hover_id != -1) ? 2.0f : 1.5f); float grabber_max_size = (float)std::max(grabber_size(0), std::max(grabber_size(1), grabber_size(2))); if (m_hover_id == -1) { // draw connections if (m_grabbers[0].enabled && m_grabbers[1].enabled) { ::glColor3fv(m_grabbers[0].color); render_grabbers_connection(0, 1); } if (m_grabbers[2].enabled && m_grabbers[3].enabled) { ::glColor3fv(m_grabbers[2].color); render_grabbers_connection(2, 3); } if (m_grabbers[4].enabled && m_grabbers[5].enabled) { ::glColor3fv(m_grabbers[4].color); render_grabbers_connection(4, 5); } ::glColor3fv(m_base_color); render_grabbers_connection(6, 7); render_grabbers_connection(7, 8); render_grabbers_connection(8, 9); render_grabbers_connection(9, 6); // draw grabbers render_grabbers(grabber_max_size); } else if ((m_hover_id == 0) || (m_hover_id == 1)) { // draw connection ::glColor3fv(m_grabbers[0].color); render_grabbers_connection(0, 1); // draw grabbers m_grabbers[0].render(true, grabber_max_size); m_grabbers[1].render(true, grabber_max_size); } else if ((m_hover_id == 2) || (m_hover_id == 3)) { // draw connection ::glColor3fv(m_grabbers[2].color); render_grabbers_connection(2, 3); // draw grabbers m_grabbers[2].render(true, grabber_max_size); m_grabbers[3].render(true, grabber_max_size); } else if ((m_hover_id == 4) || (m_hover_id == 5)) { // draw connection ::glColor3fv(m_grabbers[4].color); render_grabbers_connection(4, 5); // draw grabbers m_grabbers[4].render(true, grabber_max_size); m_grabbers[5].render(true, grabber_max_size); } else if (m_hover_id >= 6) { // draw connection ::glColor3fv(m_drag_color); render_grabbers_connection(6, 7); render_grabbers_connection(7, 8); render_grabbers_connection(8, 9); render_grabbers_connection(9, 6); // draw grabbers for (int i = 6; i < 10; ++i) { m_grabbers[i].render(true, grabber_max_size); } } } void GLGizmoScale3D::on_render_for_picking(const GLCanvas3D::Selection& selection) const { ::glDisable(GL_DEPTH_TEST); render_grabbers_for_picking(selection.get_bounding_box()); } #if ENABLE_IMGUI void GLGizmoScale3D::on_render_input_window(float x, float y, const GLCanvas3D::Selection& selection) { #if !DISABLE_MOVE_ROTATE_SCALE_GIZMOS_IMGUI bool single_instance = selection.is_single_full_instance(); wxString label = _(L("Scale (%)")); m_imgui->set_next_window_pos(x, y, ImGuiCond_Always); m_imgui->set_next_window_bg_alpha(0.5f); m_imgui->begin(label, ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse); m_imgui->input_vec3("", m_scale * 100.f, 100.0f, "%.2f"); m_imgui->end(); #endif // !DISABLE_MOVE_ROTATE_SCALE_GIZMOS_IMGUI } #endif // ENABLE_IMGUI void GLGizmoScale3D::render_grabbers_connection(unsigned int id_1, unsigned int id_2) const { unsigned int grabbers_count = (unsigned int)m_grabbers.size(); if ((id_1 < grabbers_count) && (id_2 < grabbers_count)) { ::glBegin(GL_LINES); ::glVertex3dv(m_grabbers[id_1].center.data()); ::glVertex3dv(m_grabbers[id_2].center.data()); ::glEnd(); } } void GLGizmoScale3D::do_scale_x(const UpdateData& data) { double ratio = calc_ratio(data); if (ratio > 0.0) m_scale(0) = m_starting_scale(0) * ratio; } void GLGizmoScale3D::do_scale_y(const UpdateData& data) { double ratio = calc_ratio(data); if (ratio > 0.0) m_scale(1) = m_starting_scale(1) * ratio; } void GLGizmoScale3D::do_scale_z(const UpdateData& data) { double ratio = calc_ratio(data); if (ratio > 0.0) m_scale(2) = m_starting_scale(2) * ratio; } void GLGizmoScale3D::do_scale_uniform(const UpdateData& data) { double ratio = calc_ratio(data); if (ratio > 0.0) m_scale = m_starting_scale * ratio; } double GLGizmoScale3D::calc_ratio(const UpdateData& data) const { double ratio = 0.0; // vector from the center to the starting position Vec3d starting_vec = m_starting_drag_position - m_starting_box.center(); double len_starting_vec = starting_vec.norm(); if (len_starting_vec != 0.0) { Vec3d mouse_dir = data.mouse_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 = data.mouse_ray.a + (m_starting_drag_position - data.mouse_ray.a).dot(mouse_dir) / mouse_dir.squaredNorm() * mouse_dir; // vector from the starting position to the found intersection Vec3d inters_vec = inters - m_starting_drag_position; // finds projection of the vector along the staring direction double proj = inters_vec.dot(starting_vec.normalized()); ratio = (len_starting_vec + proj) / len_starting_vec; } if (data.shift_down) ratio = m_snap_step * (double)std::round(ratio / m_snap_step); return ratio; } const double GLGizmoMove3D::Offset = 10.0; GLGizmoMove3D::GLGizmoMove3D(GLCanvas3D& parent) : GLGizmoBase(parent) , m_displacement(Vec3d::Zero()) , m_snap_step(1.0) , m_starting_drag_position(Vec3d::Zero()) , m_starting_box_center(Vec3d::Zero()) , m_starting_box_bottom_center(Vec3d::Zero()) , m_quadric(nullptr) { m_quadric = ::gluNewQuadric(); if (m_quadric != nullptr) ::gluQuadricDrawStyle(m_quadric, GLU_FILL); } GLGizmoMove3D::~GLGizmoMove3D() { if (m_quadric != nullptr) ::gluDeleteQuadric(m_quadric); } bool GLGizmoMove3D::on_init() { std::string path = resources_dir() + "/icons/overlay/"; if (!m_textures[Off].load_from_file(path + "move_off.png", false)) return false; if (!m_textures[Hover].load_from_file(path + "move_hover.png", false)) return false; if (!m_textures[On].load_from_file(path + "move_on.png", false)) return false; for (int i = 0; i < 3; ++i) { m_grabbers.push_back(Grabber()); } m_shortcut_key = WXK_CONTROL_M; return true; } std::string GLGizmoMove3D::on_get_name() const { return L("Move [M]"); } void GLGizmoMove3D::on_start_dragging(const GLCanvas3D::Selection& selection) { if (m_hover_id != -1) { m_displacement = Vec3d::Zero(); const BoundingBoxf3& box = selection.get_bounding_box(); m_starting_drag_position = m_grabbers[m_hover_id].center; m_starting_box_center = box.center(); m_starting_box_bottom_center = box.center(); m_starting_box_bottom_center(2) = box.min(2); } } void GLGizmoMove3D::on_stop_dragging() { m_displacement = Vec3d::Zero(); } void GLGizmoMove3D::on_update(const UpdateData& data, const GLCanvas3D::Selection& selection) { if (m_hover_id == 0) m_displacement(0) = calc_projection(data); else if (m_hover_id == 1) m_displacement(1) = calc_projection(data); else if (m_hover_id == 2) m_displacement(2) = calc_projection(data); } void GLGizmoMove3D::on_render(const GLCanvas3D::Selection& selection) const { bool show_position = selection.is_single_full_instance(); const Vec3d& position = selection.get_bounding_box().center(); if ((show_position && (m_hover_id == 0)) || m_grabbers[0].dragging) set_tooltip("X: " + format(show_position ? position(0) : m_displacement(0), 2)); else if (!m_grabbers[0].dragging && (m_hover_id == 0)) set_tooltip("X"); else if ((show_position && (m_hover_id == 1)) || m_grabbers[1].dragging) set_tooltip("Y: " + format(show_position ? position(1) : m_displacement(1), 2)); else if (!m_grabbers[1].dragging && (m_hover_id == 1)) set_tooltip("Y"); else if ((show_position && (m_hover_id == 2)) || m_grabbers[2].dragging) set_tooltip("Z: " + format(show_position ? position(2) : m_displacement(2), 2)); else if (!m_grabbers[2].dragging && (m_hover_id == 2)) set_tooltip("Z"); ::glClear(GL_DEPTH_BUFFER_BIT); ::glEnable(GL_DEPTH_TEST); const BoundingBoxf3& box = selection.get_bounding_box(); const Vec3d& center = box.center(); // x axis m_grabbers[0].center = Vec3d(box.max(0) + Offset, center(1), center(2)); ::memcpy((void*)m_grabbers[0].color, (const void*)&AXES_COLOR[0], 3 * sizeof(float)); // y axis m_grabbers[1].center = Vec3d(center(0), box.max(1) + Offset, center(2)); ::memcpy((void*)m_grabbers[1].color, (const void*)&AXES_COLOR[1], 3 * sizeof(float)); // z axis m_grabbers[2].center = Vec3d(center(0), center(1), box.max(2) + Offset); ::memcpy((void*)m_grabbers[2].color, (const void*)&AXES_COLOR[2], 3 * sizeof(float)); ::glLineWidth((m_hover_id != -1) ? 2.0f : 1.5f); if (m_hover_id == -1) { // draw axes for (unsigned int i = 0; i < 3; ++i) { if (m_grabbers[i].enabled) { ::glColor3fv(AXES_COLOR[i]); ::glBegin(GL_LINES); ::glVertex3dv(center.data()); ::glVertex3dv(m_grabbers[i].center.data()); ::glEnd(); } } // draw grabbers render_grabbers(box); for (unsigned int i = 0; i < 3; ++i) { if (m_grabbers[i].enabled) render_grabber_extension((Axis)i, box, false); } } else { // draw axis ::glColor3fv(AXES_COLOR[m_hover_id]); ::glBegin(GL_LINES); ::glVertex3dv(center.data()); ::glVertex3dv(m_grabbers[m_hover_id].center.data()); ::glEnd(); // draw grabber m_grabbers[m_hover_id].render(true, box.max_size()); render_grabber_extension((Axis)m_hover_id, box, false); } } void GLGizmoMove3D::on_render_for_picking(const GLCanvas3D::Selection& selection) const { ::glDisable(GL_DEPTH_TEST); const BoundingBoxf3& box = selection.get_bounding_box(); render_grabbers_for_picking(box); render_grabber_extension(X, box, true); render_grabber_extension(Y, box, true); render_grabber_extension(Z, box, true); } #if ENABLE_IMGUI void GLGizmoMove3D::on_render_input_window(float x, float y, const GLCanvas3D::Selection& selection) { #if !DISABLE_MOVE_ROTATE_SCALE_GIZMOS_IMGUI bool show_position = selection.is_single_full_instance(); const Vec3d& position = selection.get_bounding_box().center(); Vec3d displacement = show_position ? position : m_displacement; wxString label = show_position ? _(L("Position (mm)")) : _(L("Displacement (mm)")); m_imgui->set_next_window_pos(x, y, ImGuiCond_Always); m_imgui->set_next_window_bg_alpha(0.5f); m_imgui->begin(label, ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse); m_imgui->input_vec3("", displacement, 100.0f, "%.2f"); m_imgui->end(); #endif // !DISABLE_MOVE_ROTATE_SCALE_GIZMOS_IMGUI } #endif // ENABLE_IMGUI double GLGizmoMove3D::calc_projection(const UpdateData& data) const { double projection = 0.0; Vec3d starting_vec = m_starting_drag_position - m_starting_box_center; double len_starting_vec = starting_vec.norm(); if (len_starting_vec != 0.0) { Vec3d mouse_dir = data.mouse_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 = data.mouse_ray.a + (m_starting_drag_position - data.mouse_ray.a).dot(mouse_dir) / mouse_dir.squaredNorm() * mouse_dir; // vector from the starting position to the found intersection Vec3d inters_vec = inters - m_starting_drag_position; // finds projection of the vector along the staring direction projection = inters_vec.dot(starting_vec.normalized()); } if (data.shift_down) projection = m_snap_step * (double)std::round(projection / m_snap_step); return projection; } void GLGizmoMove3D::render_grabber_extension(Axis axis, const BoundingBoxf3& box, bool picking) const { if (m_quadric == nullptr) return; double size = m_dragging ? (double)m_grabbers[axis].get_dragging_half_size((float)box.max_size()) : (double)m_grabbers[axis].get_half_size((float)box.max_size()); float color[3]; ::memcpy((void*)color, (const void*)m_grabbers[axis].color, 3 * sizeof(float)); if (!picking && (m_hover_id != -1)) { color[0] = 1.0f - color[0]; color[1] = 1.0f - color[1]; color[2] = 1.0f - color[2]; } if (!picking) ::glEnable(GL_LIGHTING); ::glColor3fv(color); ::glPushMatrix(); ::glTranslated(m_grabbers[axis].center(0), m_grabbers[axis].center(1), m_grabbers[axis].center(2)); if (axis == X) ::glRotated(90.0, 0.0, 1.0, 0.0); else if (axis == Y) ::glRotated(-90.0, 1.0, 0.0, 0.0); ::glTranslated(0.0, 0.0, 2.0 * size); ::gluQuadricOrientation(m_quadric, GLU_OUTSIDE); ::gluCylinder(m_quadric, 0.75 * size, 0.0, 3.0 * size, 36, 1); ::gluQuadricOrientation(m_quadric, GLU_INSIDE); ::gluDisk(m_quadric, 0.0, 0.75 * size, 36, 1); ::glPopMatrix(); if (!picking) ::glDisable(GL_LIGHTING); } GLGizmoFlatten::GLGizmoFlatten(GLCanvas3D& parent) : GLGizmoBase(parent) , m_normal(Vec3d::Zero()) , m_starting_center(Vec3d::Zero()) { } bool GLGizmoFlatten::on_init() { std::string path = resources_dir() + "/icons/overlay/"; if (!m_textures[Off].load_from_file(path + "layflat_off.png", false)) return false; if (!m_textures[Hover].load_from_file(path + "layflat_hover.png", false)) return false; if (!m_textures[On].load_from_file(path + "layflat_on.png", false)) return false; m_shortcut_key = WXK_CONTROL_F; return true; } std::string GLGizmoFlatten::on_get_name() const { return L("Place on face [F]"); } bool GLGizmoFlatten::on_is_activable(const GLCanvas3D::Selection& selection) const { return selection.is_single_full_instance(); } void GLGizmoFlatten::on_start_dragging(const GLCanvas3D::Selection& selection) { if (m_hover_id != -1) { assert(m_planes_valid); m_normal = m_planes[m_hover_id].normal; m_starting_center = selection.get_bounding_box().center(); } } void GLGizmoFlatten::on_render(const GLCanvas3D::Selection& selection) const { ::glClear(GL_DEPTH_BUFFER_BIT); ::glEnable(GL_DEPTH_TEST); ::glEnable(GL_BLEND); if (selection.is_single_full_instance()) { const Transform3d& m = selection.get_volume(*selection.get_volume_idxs().begin())->get_instance_transformation().get_matrix(); ::glPushMatrix(); ::glMultMatrixd(m.data()); ::glTranslatef(0.f, 0.f, selection.get_volume(*selection.get_volume_idxs().begin())->get_sla_shift_z()); if (this->is_plane_update_necessary()) const_cast(this)->update_planes(); for (int i = 0; i < (int)m_planes.size(); ++i) { if (i == m_hover_id) ::glColor4f(0.9f, 0.9f, 0.9f, 0.75f); else ::glColor4f(0.9f, 0.9f, 0.9f, 0.5f); ::glBegin(GL_POLYGON); for (const Vec3d& vertex : m_planes[i].vertices) { ::glVertex3dv(vertex.data()); } ::glEnd(); } ::glPopMatrix(); } ::glEnable(GL_CULL_FACE); ::glDisable(GL_BLEND); } void GLGizmoFlatten::on_render_for_picking(const GLCanvas3D::Selection& selection) const { ::glDisable(GL_DEPTH_TEST); ::glDisable(GL_BLEND); if (selection.is_single_full_instance()) { const Transform3d& m = selection.get_volume(*selection.get_volume_idxs().begin())->get_instance_transformation().get_matrix(); ::glPushMatrix(); ::glMultMatrixd(m.data()); ::glTranslatef(0.f, 0.f, selection.get_volume(*selection.get_volume_idxs().begin())->get_sla_shift_z()); if (this->is_plane_update_necessary()) const_cast(this)->update_planes(); for (int i = 0; i < (int)m_planes.size(); ++i) { ::glColor3f(1.0f, 1.0f, picking_color_component(i)); ::glBegin(GL_POLYGON); for (const Vec3d& vertex : m_planes[i].vertices) { ::glVertex3dv(vertex.data()); } ::glEnd(); } ::glPopMatrix(); } ::glEnable(GL_CULL_FACE); } void GLGizmoFlatten::set_flattening_data(const ModelObject* model_object) { m_starting_center = Vec3d::Zero(); if (m_model_object != model_object) { m_planes.clear(); m_planes_valid = false; } m_model_object = model_object; } void GLGizmoFlatten::update_planes() { TriangleMesh ch; for (const ModelVolume* vol : m_model_object->volumes) { if (vol->type() != ModelVolume::Type::MODEL_PART) continue; TriangleMesh vol_ch = vol->get_convex_hull(); vol_ch.transform(vol->get_matrix()); ch.merge(vol_ch); } ch = ch.convex_hull_3d(); m_planes.clear(); const Transform3d& inst_matrix = m_model_object->instances.front()->get_matrix(true); // Following constants are used for discarding too small polygons. const float minimal_area = 5.f; // in square mm (world coordinates) const float minimal_side = 1.f; // mm // Now we'll go through all the facets and append Points of facets sharing the same normal. // This part is still performed in mesh coordinate system. const int num_of_facets = ch.stl.stats.number_of_facets; std::vector facet_queue(num_of_facets, 0); std::vector facet_visited(num_of_facets, false); int facet_queue_cnt = 0; const stl_normal* normal_ptr = nullptr; while (1) { // Find next unvisited triangle: int facet_idx = 0; for (; facet_idx < num_of_facets; ++ facet_idx) if (!facet_visited[facet_idx]) { facet_queue[facet_queue_cnt ++] = facet_idx; facet_visited[facet_idx] = true; normal_ptr = &ch.stl.facet_start[facet_idx].normal; m_planes.emplace_back(); break; } if (facet_idx == num_of_facets) break; // Everything was visited already while (facet_queue_cnt > 0) { int facet_idx = facet_queue[-- facet_queue_cnt]; const stl_normal& this_normal = ch.stl.facet_start[facet_idx].normal; if (std::abs(this_normal(0) - (*normal_ptr)(0)) < 0.001 && std::abs(this_normal(1) - (*normal_ptr)(1)) < 0.001 && std::abs(this_normal(2) - (*normal_ptr)(2)) < 0.001) { stl_vertex* first_vertex = ch.stl.facet_start[facet_idx].vertex; for (int j=0; j<3; ++j) m_planes.back().vertices.emplace_back((double)first_vertex[j](0), (double)first_vertex[j](1), (double)first_vertex[j](2)); facet_visited[facet_idx] = true; for (int j = 0; j < 3; ++ j) { int neighbor_idx = ch.stl.neighbors_start[facet_idx].neighbor[j]; if (! facet_visited[neighbor_idx]) facet_queue[facet_queue_cnt ++] = neighbor_idx; } } } m_planes.back().normal = normal_ptr->cast(); // Now we'll transform all the points into world coordinates, so that the areas, angles and distances // make real sense. m_planes.back().vertices = transform(m_planes.back().vertices, inst_matrix); // if this is a just a very small triangle, remove it to speed up further calculations (it would be rejected later anyway): if (m_planes.back().vertices.size() == 3 && ((m_planes.back().vertices[0] - m_planes.back().vertices[1]).norm() < minimal_side || (m_planes.back().vertices[0] - m_planes.back().vertices[2]).norm() < minimal_side || (m_planes.back().vertices[1] - m_planes.back().vertices[2]).norm() < minimal_side)) m_planes.pop_back(); } // Let's prepare transformation of the normal vector from mesh to instance coordinates. Geometry::Transformation t(inst_matrix); Vec3d scaling = t.get_scaling_factor(); t.set_scaling_factor(Vec3d(1./scaling(0), 1./scaling(1), 1./scaling(2))); // Now we'll go through all the polygons, transform the points into xy plane to process them: for (unsigned int polygon_id=0; polygon_id < m_planes.size(); ++polygon_id) { Pointf3s& polygon = m_planes[polygon_id].vertices; const Vec3d& normal = m_planes[polygon_id].normal; // transform the normal according to the instance matrix: Vec3d normal_transformed = t.get_matrix() * normal; // We are going to rotate about z and y to flatten the plane Eigen::Quaterniond q; Transform3d m = Transform3d::Identity(); m.matrix().block(0, 0, 3, 3) = q.setFromTwoVectors(normal_transformed, Vec3d::UnitZ()).toRotationMatrix(); polygon = transform(polygon, m); // Now to remove the inner points. We'll misuse Geometry::convex_hull for that, but since // it works in fixed point representation, we will rescale the polygon to avoid overflows. // And yes, it is a nasty thing to do. Whoever has time is free to refactor. Vec3d bb_size = BoundingBoxf3(polygon).size(); float sf = std::min(1./bb_size(0), 1./bb_size(1)); Transform3d tr = Geometry::assemble_transform(Vec3d::Zero(), Vec3d::Zero(), Vec3d(sf, sf, 1.f)); polygon = transform(polygon, tr); polygon = Slic3r::Geometry::convex_hull(polygon); polygon = transform(polygon, tr.inverse()); // Calculate area of the polygons and discard ones that are too small float& area = m_planes[polygon_id].area; area = 0.f; for (unsigned int i = 0; i < polygon.size(); i++) // Shoelace formula area += polygon[i](0)*polygon[i + 1 < polygon.size() ? i + 1 : 0](1) - polygon[i + 1 < polygon.size() ? i + 1 : 0](0)*polygon[i](1); area = 0.5f * std::abs(area); bool discard = false; if (area < minimal_area) discard = true; else { // We also check the inner angles and discard polygons with angles smaller than the following threshold const double angle_threshold = ::cos(10.0 * (double)PI / 180.0); for (unsigned int i = 0; i < polygon.size(); ++i) { const Vec3d& prec = polygon[(i == 0) ? polygon.size() - 1 : i - 1]; const Vec3d& curr = polygon[i]; const Vec3d& next = polygon[(i == polygon.size() - 1) ? 0 : i + 1]; if ((prec - curr).normalized().dot((next - curr).normalized()) > angle_threshold) { discard = true; break; } } } if (discard) { m_planes.erase(m_planes.begin() + (polygon_id--)); continue; } // We will shrink the polygon a little bit so it does not touch the object edges: Vec3d centroid = std::accumulate(polygon.begin(), polygon.end(), Vec3d(0.0, 0.0, 0.0)); centroid /= (double)polygon.size(); for (auto& vertex : polygon) vertex = 0.9f*vertex + 0.1f*centroid; // Polygon is now simple and convex, we'll round the corners to make them look nicer. // The algorithm takes a vertex, calculates middles of respective sides and moves the vertex // towards their average (controlled by 'aggressivity'). This is repeated k times. // In next iterations, the neighbours are not always taken at the middle (to increase the // rounding effect at the corners, where we need it most). const unsigned int k = 10; // number of iterations const float aggressivity = 0.2f; // agressivity const unsigned int N = polygon.size(); std::vector> neighbours; if (k != 0) { Pointf3s points_out(2*k*N); // vector long enough to store the future vertices for (unsigned int j=0; jvolumes) { m_volumes_matrices.push_back(vol->get_matrix()); m_volumes_types.push_back(vol->type()); } m_first_instance_scale = m_model_object->instances.front()->get_scaling_factor(); m_first_instance_mirror = m_model_object->instances.front()->get_mirror(); m_planes_valid = true; } bool GLGizmoFlatten::is_plane_update_necessary() const { if (m_state != On || !m_model_object || m_model_object->instances.empty()) return false; if (! m_planes_valid || m_model_object->volumes.size() != m_volumes_matrices.size()) return true; // We want to recalculate when the scale changes - some planes could (dis)appear. if (! m_model_object->instances.front()->get_scaling_factor().isApprox(m_first_instance_scale) || ! m_model_object->instances.front()->get_mirror().isApprox(m_first_instance_mirror)) return true; for (unsigned int i=0; i < m_model_object->volumes.size(); ++i) if (! m_model_object->volumes[i]->get_matrix().isApprox(m_volumes_matrices[i]) || m_model_object->volumes[i]->type() != m_volumes_types[i]) return true; return false; } Vec3d GLGizmoFlatten::get_flattening_normal() const { Vec3d out = m_normal; m_normal = Vec3d::Zero(); m_starting_center = Vec3d::Zero(); return out; } GLGizmoSlaSupports::GLGizmoSlaSupports(GLCanvas3D& parent) : GLGizmoBase(parent), m_starting_center(Vec3d::Zero()), m_quadric(nullptr) { m_quadric = ::gluNewQuadric(); if (m_quadric != nullptr) // using GLU_FILL does not work when the instance's transformation // contains mirroring (normals are reverted) ::gluQuadricDrawStyle(m_quadric, GLU_FILL); } GLGizmoSlaSupports::~GLGizmoSlaSupports() { if (m_quadric != nullptr) ::gluDeleteQuadric(m_quadric); } bool GLGizmoSlaSupports::on_init() { std::string path = resources_dir() + "/icons/overlay/"; if (!m_textures[Off].load_from_file(path + "sla_support_points_off.png", false)) return false; if (!m_textures[Hover].load_from_file(path + "sla_support_points_hover.png", false)) return false; if (!m_textures[On].load_from_file(path + "sla_support_points_on.png", false)) return false; m_shortcut_key = WXK_CONTROL_L; return true; } void GLGizmoSlaSupports::set_sla_support_data(ModelObject* model_object, const GLCanvas3D::Selection& selection) { m_starting_center = Vec3d::Zero(); m_old_model_object = m_model_object; m_model_object = model_object; if (selection.is_empty()) m_old_instance_id = -1; m_active_instance = selection.get_instance_idx(); if ((model_object != nullptr) && selection.is_from_single_instance()) { if (is_mesh_update_necessary()) update_mesh(); // If there are no points, let's ask the backend if it calculated some. if (m_editing_mode_cache.empty() && m_parent.sla_print()->is_step_done(slaposSupportPoints)) { for (const SLAPrintObject* po : m_parent.sla_print()->objects()) { if (po->model_object()->id() == model_object->id()) { const Eigen::MatrixXd& points = po->get_support_points(); for (unsigned int i=0; itrafo().inverse().cast() * Vec3f(points(i,0), points(i,1), points(i,2)), points(i, 3), points(i, 4)), false)); break; } } } if (m_model_object != m_old_model_object) m_editing_mode = false; if (m_state == On) { m_parent.toggle_model_objects_visibility(false); m_parent.toggle_model_objects_visibility(true, m_model_object, m_active_instance); } } } void GLGizmoSlaSupports::on_render(const GLCanvas3D::Selection& selection) const { ::glEnable(GL_BLEND); ::glEnable(GL_DEPTH_TEST); render_points(selection, false); render_selection_rectangle(); #if !ENABLE_IMGUI render_tooltip_texture(); #endif // not ENABLE_IMGUI ::glDisable(GL_BLEND); } void GLGizmoSlaSupports::render_selection_rectangle() const { if (!m_selection_rectangle_active) return; ::glLineWidth(1.5f); float render_color[3] = {1.f, 0.f, 0.f}; ::glColor3fv(render_color); ::glPushAttrib(GL_TRANSFORM_BIT); // remember current MatrixMode ::glMatrixMode(GL_MODELVIEW); // cache modelview matrix and set to identity ::glPushMatrix(); ::glLoadIdentity(); ::glMatrixMode(GL_PROJECTION); // cache projection matrix and set to identity ::glPushMatrix(); ::glLoadIdentity(); ::glOrtho(0.f, m_canvas_width, m_canvas_height, 0.f, -1.f, 1.f); // set projection matrix so that world coords = window coords // render the selection rectangle (window coordinates): ::glPushAttrib(GL_ENABLE_BIT); ::glLineStipple(4, 0xAAAA); ::glEnable(GL_LINE_STIPPLE); ::glBegin(GL_LINE_LOOP); ::glVertex3f((GLfloat)m_selection_rectangle_start_corner(0), (GLfloat)m_selection_rectangle_start_corner(1), (GLfloat)0.5f); ::glVertex3f((GLfloat)m_selection_rectangle_end_corner(0), (GLfloat)m_selection_rectangle_start_corner(1), (GLfloat)0.5f); ::glVertex3f((GLfloat)m_selection_rectangle_end_corner(0), (GLfloat)m_selection_rectangle_end_corner(1), (GLfloat)0.5f); ::glVertex3f((GLfloat)m_selection_rectangle_start_corner(0), (GLfloat)m_selection_rectangle_end_corner(1), (GLfloat)0.5f); ::glEnd(); ::glPopAttrib(); ::glPopMatrix(); // restore former projection matrix ::glMatrixMode(GL_MODELVIEW); ::glPopMatrix(); // restore former modelview matrix ::glPopAttrib(); // restore former MatrixMode } void GLGizmoSlaSupports::on_render_for_picking(const GLCanvas3D::Selection& selection) const { ::glEnable(GL_DEPTH_TEST); render_points(selection, true); } void GLGizmoSlaSupports::render_points(const GLCanvas3D::Selection& selection, bool picking) const { if (m_quadric == nullptr) return; if (!selection.is_from_single_instance()) return; const GLVolume* v = selection.get_volume(*selection.get_volume_idxs().begin()); double z_shift = v->get_sla_shift_z(); ::glPushMatrix(); ::glTranslated(0.0, 0.0, z_shift); const Transform3d& m = selection.get_volume(*selection.get_volume_idxs().begin())->get_instance_transformation().get_matrix(); ::glMultMatrixd(m.data()); if (!picking) ::glEnable(GL_LIGHTING); float render_color[3]; for (int i = 0; i < (int)m_editing_mode_cache.size(); ++i) { const Vec3f& point_pos = m_editing_mode_cache[i].first.pos; const bool point_selected = m_editing_mode_cache[i].second; // first precalculate the grabber position in world coordinates, so that the grabber // is not scaled with the object (as it would be if rendered with current gl matrix). Eigen::Matrix glmatrix; glGetFloatv (GL_MODELVIEW_MATRIX, glmatrix.data()); Eigen::Matrix point_pos_4d; for (int j=0; j<3; ++j) point_pos_4d(j) = point_pos(j); point_pos_4d[3] = 1.f; Eigen::Matrix grabber_world_position = glmatrix * point_pos_4d; if (!picking && (m_hover_id == i)) // point is in hover state { render_color[0] = 0.f; render_color[1] = 1.0f; render_color[2] = 1.0f; } else { if (picking) { render_color[0] = 1.0f; render_color[1] = 1.0f; render_color[2] = picking_color_component(i); } else { // normal rendering bool supports_new_island = m_lock_unique_islands && m_editing_mode_cache[i].first.is_new_island; if (m_editing_mode) { render_color[0] = point_selected ? 0.f : (supports_new_island ? 0.f : 1.f); render_color[1] = point_selected ? 1.f : 0.f; render_color[2] = point_selected ? 0.f : (supports_new_island ? 1.f : 0.f); } else for (unsigned char i=0; i<3; ++i) render_color[i] = 0.5f; } } ::glColor3fv(render_color); ::glPushMatrix(); ::glLoadIdentity(); ::glTranslated(grabber_world_position(0), grabber_world_position(1), grabber_world_position(2) + z_shift); ::gluSphere(m_quadric, m_editing_mode_cache[i].first.head_front_radius, 64, 36); ::glPopMatrix(); } if (!picking) ::glDisable(GL_LIGHTING); ::glPopMatrix(); } bool GLGizmoSlaSupports::is_mesh_update_necessary() const { return (m_state == On) && (m_model_object != nullptr) && (m_model_object != m_old_model_object) && !m_model_object->instances.empty(); //if (m_state != On || !m_model_object || m_model_object->instances.empty() || ! m_instance_matrix.isApprox(m_source_data.matrix)) // return false; // following should detect direct mesh changes (can be removed after the mesh is made completely immutable): /*const float* first_vertex = m_model_object->volumes.front()->get_convex_hull().first_vertex(); Vec3d first_point((double)first_vertex[0], (double)first_vertex[1], (double)first_vertex[2]); if (first_point != m_source_data.mesh_first_point) return true;*/ } void GLGizmoSlaSupports::update_mesh() { Eigen::MatrixXf& V = m_V; Eigen::MatrixXi& F = m_F; // Composite mesh of all instances in the world coordinate system. // This mesh does not account for the possible Z up SLA offset. TriangleMesh mesh = m_model_object->raw_mesh(); const stl_file& stl = mesh.stl; V.resize(3 * stl.stats.number_of_facets, 3); F.resize(stl.stats.number_of_facets, 3); for (unsigned int i=0; ivertex[0](0); V(3*i+0, 1) = facet->vertex[0](1); V(3*i+0, 2) = facet->vertex[0](2); V(3*i+1, 0) = facet->vertex[1](0); V(3*i+1, 1) = facet->vertex[1](1); V(3*i+1, 2) = facet->vertex[1](2); V(3*i+2, 0) = facet->vertex[2](0); V(3*i+2, 1) = facet->vertex[2](1); V(3*i+2, 2) = facet->vertex[2](2); F(i, 0) = 3*i+0; F(i, 1) = 3*i+1; F(i, 2) = 3*i+2; } m_AABB = igl::AABB(); m_AABB.init(m_V, m_F); // we'll now reload support points (selection might have changed): m_editing_mode_cache.clear(); for (const sla::SupportPoint& point : m_model_object->sla_support_points) m_editing_mode_cache.push_back(std::make_pair(point, false)); } Vec3f GLGizmoSlaSupports::unproject_on_mesh(const Vec2d& mouse_pos) { // if the gizmo doesn't have the V, F structures for igl, calculate them first: if (m_V.size() == 0) update_mesh(); Eigen::Matrix viewport; ::glGetIntegerv(GL_VIEWPORT, viewport.data()); Eigen::Matrix modelview_matrix; ::glGetDoublev(GL_MODELVIEW_MATRIX, modelview_matrix.data()); Eigen::Matrix projection_matrix; ::glGetDoublev(GL_PROJECTION_MATRIX, projection_matrix.data()); Vec3d point1; Vec3d point2; ::gluUnProject(mouse_pos(0), viewport(3)-mouse_pos(1), 0.f, modelview_matrix.data(), projection_matrix.data(), viewport.data(), &point1(0), &point1(1), &point1(2)); ::gluUnProject(mouse_pos(0), viewport(3)-mouse_pos(1), 1.f, modelview_matrix.data(), projection_matrix.data(), viewport.data(), &point2(0), &point2(1), &point2(2)); igl::Hit hit; const GLCanvas3D::Selection& selection = m_parent.get_selection(); const GLVolume* volume = selection.get_volume(*selection.get_volume_idxs().begin()); double z_offset = volume->get_sla_shift_z(); point1(2) -= z_offset; point2(2) -= z_offset; Transform3d inv = volume->get_instance_transformation().get_matrix().inverse(); point1 = inv * point1; point2 = inv * point2; if (!m_AABB.intersect_ray(m_V, m_F, point1.cast(), (point2-point1).cast(), hit)) throw std::invalid_argument("unproject_on_mesh(): No intersection found."); int fid = hit.id; Vec3f bc(1-hit.u-hit.v, hit.u, hit.v); return bc(0) * m_V.row(m_F(fid, 0)) + bc(1) * m_V.row(m_F(fid, 1)) + bc(2)*m_V.row(m_F(fid, 2)); } // Following function is called from GLCanvas3D to inform the gizmo about a mouse/keyboard event. // The gizmo has an opportunity to react - if it does, it should return true so that the Canvas3D is // aware that the event was reacted to and stops trying to make different sense of it. If the gizmo // concludes that the event was not intended for it, it should return false. bool GLGizmoSlaSupports::mouse_event(SLAGizmoEventType action, const Vec2d& mouse_position, bool shift_down) { if (!m_editing_mode) return false; // left down - show the selection rectangle: if (action == SLAGizmoEventType::LeftDown && shift_down) { if (m_hover_id == -1) { m_selection_rectangle_active = true; m_selection_rectangle_start_corner = mouse_position; m_selection_rectangle_end_corner = mouse_position; m_canvas_width = m_parent.get_canvas_size().get_width(); m_canvas_height = m_parent.get_canvas_size().get_height(); } else m_editing_mode_cache[m_hover_id].second = true; return true; } // dragging the selection rectangle: if (action == SLAGizmoEventType::Dragging && m_selection_rectangle_active) { m_selection_rectangle_end_corner = mouse_position; return true; } // mouse up without selection rectangle - place point on the mesh: if (action == SLAGizmoEventType::LeftUp && !m_selection_rectangle_active && !shift_down) { if (m_ignore_up_event) { m_ignore_up_event = false; return false; } int instance_id = m_parent.get_selection().get_instance_idx(); if (m_old_instance_id != instance_id) { bool something_selected = (m_old_instance_id != -1); m_old_instance_id = instance_id; if (something_selected) return false; } if (instance_id == -1) return false; // Regardless of whether the user clicked the object or not, we will unselect all points: for (unsigned int i=0; iinstances[m_active_instance]->get_transformation().get_matrix(); GLint viewport[4]; ::glGetIntegerv(GL_VIEWPORT, viewport); GLdouble modelview_matrix[16]; ::glGetDoublev(GL_MODELVIEW_MATRIX, modelview_matrix); GLdouble projection_matrix[16]; ::glGetDoublev(GL_PROJECTION_MATRIX, projection_matrix); const GLCanvas3D::Selection& selection = m_parent.get_selection(); const GLVolume* volume = selection.get_volume(*selection.get_volume_idxs().begin()); double z_offset = volume->get_sla_shift_z(); // bounding box created from the rectangle corners - will take care of order of the corners BoundingBox rectangle(Points{Point(m_selection_rectangle_start_corner.cast()), Point(m_selection_rectangle_end_corner.cast())}); for (std::pair& point_and_selection : m_editing_mode_cache) { const sla::SupportPoint& support_point = point_and_selection.first; Vec3f pos = instance_matrix.cast() * support_point.pos; pos(2) += z_offset; GLdouble out_x, out_y, out_z; ::gluProject((GLdouble)pos(0), (GLdouble)pos(1), (GLdouble)pos(2), modelview_matrix, projection_matrix, viewport, &out_x, &out_y, &out_z); out_y = m_canvas_height - out_y; if (rectangle.contains(Point(out_x, out_y))) point_and_selection.second = true; } m_selection_rectangle_active = false; return true; } if (action == SLAGizmoEventType::Delete) { // delete key pressed delete_selected_points(); return true; } if (action == SLAGizmoEventType::SelectAll) { for (auto& point_and_selection : m_editing_mode_cache) point_and_selection.second = true; return true; } return false; } void GLGizmoSlaSupports::delete_selected_points() { if (!m_editing_mode) return; for (unsigned int idx=0; idxreslice(); } //m_parent.post_event(SimpleEvent(EVT_GLCANVAS_SCHEDULE_BACKGROUND_PROCESS)); } void GLGizmoSlaSupports::on_update(const UpdateData& data, const GLCanvas3D::Selection& selection) { if (m_editing_mode && m_hover_id != -1 && data.mouse_pos && (!m_editing_mode_cache[m_hover_id].first.is_new_island || !m_lock_unique_islands)) { Vec3f new_pos; try { new_pos = unproject_on_mesh(Vec2d((*data.mouse_pos)(0), (*data.mouse_pos)(1))); } catch (...) { return; } m_editing_mode_cache[m_hover_id].first.pos = new_pos; m_editing_mode_cache[m_hover_id].first.is_new_island = false; // Do not update immediately, wait until the mouse is released. // m_parent.post_event(SimpleEvent(EVT_GLCANVAS_SCHEDULE_BACKGROUND_PROCESS)); } } #if !ENABLE_IMGUI void GLGizmoSlaSupports::render_tooltip_texture() const { if (m_tooltip_texture.get_id() == 0) if (!m_tooltip_texture.load_from_file(resources_dir() + "/icons/sla_support_points_tooltip.png", false)) return; if (m_reset_texture.get_id() == 0) if (!m_reset_texture.load_from_file(resources_dir() + "/icons/sla_support_points_reset.png", false)) return; float zoom = m_parent.get_camera_zoom(); float inv_zoom = (zoom != 0.0f) ? 1.0f / zoom : 0.0f; float gap = 30.0f * inv_zoom; const Size& cnv_size = m_parent.get_canvas_size(); float l = gap - cnv_size.get_width()/2.f * inv_zoom; float r = l + (float)m_tooltip_texture.get_width() * inv_zoom; float b = gap - cnv_size.get_height()/2.f * inv_zoom; float t = b + (float)m_tooltip_texture.get_height() * inv_zoom; Rect reset_rect = m_parent.get_gizmo_reset_rect(m_parent, true); ::glDisable(GL_DEPTH_TEST); ::glPushMatrix(); ::glLoadIdentity(); GLTexture::render_texture(m_tooltip_texture.get_id(), l, r, b, t); GLTexture::render_texture(m_reset_texture.get_id(), reset_rect.get_left(), reset_rect.get_right(), reset_rect.get_bottom(), reset_rect.get_top()); ::glPopMatrix(); ::glEnable(GL_DEPTH_TEST); } #endif // not ENABLE_IMGUI #if ENABLE_IMGUI void GLGizmoSlaSupports::on_render_input_window(float x, float y, const GLCanvas3D::Selection& selection) { bool first_run = true; // This is a hack to redraw the button when all points are removed, // so it is not delayed until the background process finishes. RENDER_AGAIN: m_imgui->set_next_window_pos(x, y, ImGuiCond_Always); m_imgui->set_next_window_bg_alpha(0.5f); m_imgui->begin(on_get_name(), ImGuiWindowFlags_NoMove |/* ImGuiWindowFlags_NoResize | */ImGuiWindowFlags_NoCollapse); ImGui::PushItemWidth(100.0f); bool force_refresh = false; bool remove_selected = false; bool old_editing_state = m_editing_mode; if (m_editing_mode) { m_imgui->text(_(L("Left mouse click - add point"))); m_imgui->text(_(L("Shift + Left (+ drag) - select point(s)"))); m_imgui->text(" "); // vertical gap std::vector options = {"0.2", "0.4", "0.6", "0.8", "1.0"}; std::stringstream ss; ss << std::setprecision(1) << m_new_point_head_diameter; wxString str = ss.str(); m_imgui->combo(_(L("Head diameter")), options, str); float current_number = atof(str); if (std::abs(current_number - m_new_point_head_diameter) > 0.001) { force_refresh = true; m_new_point_head_diameter = current_number; for (auto& point_and_selection : m_editing_mode_cache) if (point_and_selection.second) point_and_selection.first.head_front_radius = current_number / 2.f; } bool changed = m_lock_unique_islands; m_imgui->checkbox(_(L("Lock supports under new islands")), m_lock_unique_islands); force_refresh |= changed != m_lock_unique_islands; remove_selected = m_imgui->button(_(L("Remove selected points"))); m_imgui->text(" "); // vertical gap bool apply_changes = m_imgui->button(_(L("Apply changes"))); if (apply_changes) { m_model_object->sla_support_points.clear(); for (const std::pair& point_and_selection : m_editing_mode_cache) m_model_object->sla_support_points.push_back(point_and_selection.first); m_editing_mode = false; force_refresh = true; m_parent.post_event(SimpleEvent(EVT_GLCANVAS_SCHEDULE_BACKGROUND_PROCESS)); } ImGui::SameLine(); bool discard_changes = m_imgui->button(_(L("Discard changes"))); if (discard_changes) { m_editing_mode_cache.clear(); for (const sla::SupportPoint& point : m_model_object->sla_support_points) m_editing_mode_cache.push_back(std::make_pair(point, false)); m_editing_mode = false; force_refresh = true; } } else { //m_imgui->text("Some settings could"); //m_imgui->text("be exposed here..."); m_imgui->text(""); m_imgui->text(""); m_imgui->text(""); bool generate = m_imgui->button(_(L("Auto-generate points"))); if (generate) { #if SLAGIZMO_IMGUI_MODAL ImGui::OpenPopup(_(L("Warning"))); m_show_modal = true; force_refresh = true; #else wxMessageDialog dlg(GUI::wxGetApp().plater(), _(L( "Autogeneration will erase all currently assigned points.\n\n" "Are you sure you want to do it?\n" )), _(L("Warning")), wxICON_WARNING | wxYES | wxNO); if (dlg.ShowModal() == wxID_YES) { m_model_object->sla_support_points.clear(); m_editing_mode_cache.clear(); wxGetApp().plater()->reslice(); } #endif } #if SLAGIZMO_IMGUI_MODAL if (m_show_modal) { if (ImGui::BeginPopupModal(_(L("Warning")), &m_show_modal/*, ImGuiWindowFlags_NoDecoration*/)) { m_imgui->text(_(L("Autogeneration will erase all currently assigned points."))); m_imgui->text(""); m_imgui->text(_(L("Are you sure you want to do it?"))); if (m_imgui->button(_(L("Continue")))) { ImGui::CloseCurrentPopup(); m_show_modal = false; m_model_object->sla_support_points.clear(); m_editing_mode_cache.clear(); wxGetApp().plater()->reslice(); } ImGui::SameLine(); if (m_imgui->button(_(L("Cancel")))) { ImGui::CloseCurrentPopup(); m_show_modal = false; } ImGui::EndPopup(); } if (!m_show_modal) force_refresh = true; } #endif ImGui::SameLine(); bool editing_clicked = m_imgui->button("Editing"); if (editing_clicked) { m_editing_mode_cache.clear(); for (const sla::SupportPoint& point : m_model_object->sla_support_points) m_editing_mode_cache.push_back(std::make_pair(point, false)); m_editing_mode = true; } } m_imgui->end(); if (m_editing_mode != old_editing_state) { // user just toggled between editing/non-editing mode m_parent.toggle_sla_auxiliaries_visibility(!m_editing_mode); force_refresh = true; } if (remove_selected) { force_refresh = false; m_parent.reload_scene(true); delete_selected_points(); if (first_run) { first_run = false; goto RENDER_AGAIN; } } if (force_refresh) m_parent.reload_scene(true); } #endif // ENABLE_IMGUI bool GLGizmoSlaSupports::on_is_activable(const GLCanvas3D::Selection& selection) const { return (wxGetApp().preset_bundle->printers.get_edited_preset().printer_technology() == ptSLA) && selection.is_from_single_instance(); } bool GLGizmoSlaSupports::on_is_selectable() const { return (wxGetApp().preset_bundle->printers.get_edited_preset().printer_technology() == ptSLA); } std::string GLGizmoSlaSupports::on_get_name() const { return L("SLA Support Points [L]"); } void GLGizmoSlaSupports::on_set_state() { if (m_state == On) { if (is_mesh_update_necessary()) update_mesh(); m_parent.toggle_model_objects_visibility(false); if (m_model_object) m_parent.toggle_model_objects_visibility(true, m_model_object, m_active_instance); } if (m_state == Off) { m_parent.toggle_model_objects_visibility(true); m_editing_mode = false; #if SLAGIZMO_IMGUI_MODAL if (m_show_modal) { m_show_modal = false; on_render_input_window(0,0,m_parent.get_selection()); // this is necessary to allow ImGui to terminate the modal dialog correctly } #endif } } void GLGizmoSlaSupports::on_start_dragging(const GLCanvas3D::Selection& selection) { if (m_hover_id != -1) for (unsigned int i=0;iAdd(label, 0, wxALL | wxALIGN_CENTER, MARGIN); sizer->Add(m_cb_rotate, 0, wxALL | wxALIGN_CENTER, MARGIN); sizer->AddStretchSpacer(); sizer->Add(m_btn_cut, 0, wxALL | wxALIGN_CENTER, MARGIN); sizer->Add(m_btn_cancel, 0, wxALL | wxALIGN_CENTER, MARGIN); SetSizer(sizer); } void GLGizmoCutPanel::display(bool display) { Show(display); GetParent()->Layout(); } const double GLGizmoCut::Offset = 10.0; const double GLGizmoCut::Margin = 20.0; const std::array GLGizmoCut::GrabberColor = { 1.0, 0.5, 0.0 }; GLGizmoCut::GLGizmoCut(GLCanvas3D& parent) : GLGizmoBase(parent) , m_cut_z(0.0) , m_max_z(0.0) #if !ENABLE_IMGUI , m_panel(nullptr) #endif // not ENABLE_IMGUI , m_keep_upper(true) , m_keep_lower(true) , m_rotate_lower(false) {} #if !ENABLE_IMGUI void GLGizmoCut::create_external_gizmo_widgets(wxWindow *parent) { wxASSERT(m_panel == nullptr); m_panel = new GLGizmoCutPanel(parent); parent->GetSizer()->Add(m_panel, 0, wxEXPAND); parent->Layout(); parent->Fit(); auto prev_heigh = parent->GetMinSize().GetHeight(); parent->SetMinSize(wxSize(-1, std::max(prev_heigh, m_panel->GetSize().GetHeight()))); m_panel->Hide(); m_panel->Bind(wxEVT_BUTTON, [this](wxCommandEvent&) { perform_cut(m_parent.get_selection()); }, wxID_OK); } #endif // not ENABLE_IMGUI bool GLGizmoCut::on_init() { // TODO: icon std::string path = resources_dir() + "/icons/overlay/"; if (!m_textures[Off].load_from_file(path + "cut_off.png", false)) { return false; } if (!m_textures[Hover].load_from_file(path + "cut_hover.png", false)) { return false; } if (!m_textures[On].load_from_file(path + "cut_on.png", false)) { return false; } m_grabbers.emplace_back(); m_shortcut_key = WXK_CONTROL_C; return true; } std::string GLGizmoCut::on_get_name() const { return L("Cut [C]"); } void GLGizmoCut::on_set_state() { // Reset m_cut_z on gizmo activation if (get_state() == On) { m_cut_z = m_parent.get_selection().get_bounding_box().size()(2) / 2.0; } #if !ENABLE_IMGUI // Display or hide the extra panel if (m_panel != nullptr) { m_panel->display(get_state() == On); } #endif // not ENABLE_IMGUI } bool GLGizmoCut::on_is_activable(const GLCanvas3D::Selection& selection) const { return selection.is_single_full_instance() && !selection.is_wipe_tower(); } void GLGizmoCut::on_start_dragging(const GLCanvas3D::Selection& selection) { if (m_hover_id == -1) { return; } const BoundingBoxf3& box = selection.get_bounding_box(); m_start_z = m_cut_z; update_max_z(selection); m_drag_pos = m_grabbers[m_hover_id].center; m_drag_center = box.center(); m_drag_center(2) = m_cut_z; } void GLGizmoCut::on_update(const UpdateData& data, const GLCanvas3D::Selection& selection) { if (m_hover_id != -1) { set_cut_z(m_start_z + calc_projection(data.mouse_ray)); } } void GLGizmoCut::on_render(const GLCanvas3D::Selection& selection) const { if (m_grabbers[0].dragging) { set_tooltip("Z: " + format(m_cut_z, 2)); } update_max_z(selection); const BoundingBoxf3& box = selection.get_bounding_box(); Vec3d plane_center = box.center(); plane_center(2) = m_cut_z; const float min_x = box.min(0) - Margin; const float max_x = box.max(0) + Margin; const float min_y = box.min(1) - Margin; const float max_y = box.max(1) + Margin; ::glEnable(GL_DEPTH_TEST); ::glDisable(GL_CULL_FACE); ::glEnable(GL_BLEND); ::glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); // Draw the cutting plane ::glBegin(GL_QUADS); ::glColor4f(0.8f, 0.8f, 0.8f, 0.5f); ::glVertex3f(min_x, min_y, plane_center(2)); ::glVertex3f(max_x, min_y, plane_center(2)); ::glVertex3f(max_x, max_y, plane_center(2)); ::glVertex3f(min_x, max_y, plane_center(2)); ::glEnd(); ::glEnable(GL_CULL_FACE); ::glDisable(GL_BLEND); // TODO: draw cut part contour? // Draw the grabber and the connecting line m_grabbers[0].center = plane_center; m_grabbers[0].center(2) = plane_center(2) + Offset; ::glDisable(GL_DEPTH_TEST); ::glLineWidth(m_hover_id != -1 ? 2.0f : 1.5f); ::glColor3f(1.0, 1.0, 0.0); ::glBegin(GL_LINES); ::glVertex3dv(plane_center.data()); ::glVertex3dv(m_grabbers[0].center.data()); ::glEnd(); std::copy(std::begin(GrabberColor), std::end(GrabberColor), m_grabbers[0].color); m_grabbers[0].render(m_hover_id == 0, box.max_size()); } void GLGizmoCut::on_render_for_picking(const GLCanvas3D::Selection& selection) const { ::glDisable(GL_DEPTH_TEST); render_grabbers_for_picking(selection.get_bounding_box()); } #if ENABLE_IMGUI void GLGizmoCut::on_render_input_window(float x, float y, const GLCanvas3D::Selection& selection) { m_imgui->set_next_window_pos(x, y, ImGuiCond_Always); m_imgui->set_next_window_bg_alpha(0.5f); m_imgui->begin(_(L("Cut")), ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse); ImGui::PushItemWidth(100.0f); bool _value_changed = ImGui::InputDouble("Z", &m_cut_z, 0.0f, 0.0f, "%.2f"); m_imgui->checkbox(_(L("Keep upper part")), m_keep_upper); m_imgui->checkbox(_(L("Keep lower part")), m_keep_lower); m_imgui->checkbox(_(L("Rotate lower part upwards")), m_rotate_lower); m_imgui->disabled_begin(!m_keep_upper && !m_keep_lower); const bool cut_clicked = m_imgui->button(_(L("Perform cut"))); m_imgui->disabled_end(); m_imgui->end(); if (cut_clicked && (m_keep_upper || m_keep_lower)) { perform_cut(selection); } } #endif // ENABLE_IMGUI void GLGizmoCut::update_max_z(const GLCanvas3D::Selection& selection) const { m_max_z = selection.get_bounding_box().size()(2); set_cut_z(m_cut_z); } void GLGizmoCut::set_cut_z(double cut_z) const { // Clamp the plane to the object's bounding box m_cut_z = std::max(0.0, std::min(m_max_z, cut_z)); } void GLGizmoCut::perform_cut(const GLCanvas3D::Selection& selection) { const auto instance_idx = selection.get_instance_idx(); const auto object_idx = selection.get_object_idx(); wxCHECK_RET(instance_idx >= 0 && object_idx >= 0, "GLGizmoCut: Invalid object selection"); wxGetApp().plater()->cut(object_idx, instance_idx, m_cut_z, m_keep_upper, m_keep_lower, m_rotate_lower); } double GLGizmoCut::calc_projection(const Linef3& mouse_ray) const { double projection = 0.0; const Vec3d starting_vec = m_drag_pos - m_drag_center; const double len_starting_vec = starting_vec.norm(); if (len_starting_vec != 0.0) { Vec3d mouse_dir = mouse_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 = mouse_ray.a + (m_drag_pos - mouse_ray.a).dot(mouse_dir) / mouse_dir.squaredNorm() * mouse_dir; // vector from the starting position to the found intersection Vec3d inters_vec = inters - m_drag_pos; // finds projection of the vector along the staring direction projection = inters_vec.dot(starting_vec.normalized()); } return projection; } } // namespace GUI } // namespace Slic3r