Fixes into Cut gizmo

This commit is contained in:
enricoturri1966 2021-07-14 11:39:09 +02:00
parent 062031a4c6
commit 18c8003a0f
2 changed files with 39 additions and 42 deletions

View File

@ -27,11 +27,6 @@ const std::array<float, 4> GLGizmoCut::GrabberColor = { 1.0, 0.5, 0.0, 1.0 };
GLGizmoCut::GLGizmoCut(GLCanvas3D& parent, const std::string& icon_filename, unsigned int sprite_id)
: GLGizmoBase(parent, icon_filename, sprite_id)
, m_cut_z(0.0)
, m_max_z(0.0)
, m_keep_upper(true)
, m_keep_lower(true)
, m_rotate_lower(false)
{}
std::string GLGizmoCut::get_tooltip() const
@ -58,9 +53,8 @@ std::string GLGizmoCut::on_get_name() const
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 (get_state() == On)
m_cut_z = bounding_box().center().z();
}
bool GLGizmoCut::on_is_activable() const
@ -74,13 +68,12 @@ void GLGizmoCut::on_start_dragging()
if (m_hover_id == -1)
return;
const Selection& selection = m_parent.get_selection();
const BoundingBoxf3& box = selection.get_bounding_box();
const BoundingBoxf3 box = bounding_box();
m_max_z = box.max.z();
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;
m_drag_center.z() = m_cut_z;
}
void GLGizmoCut::on_update(const UpdateData& data)
@ -91,13 +84,11 @@ void GLGizmoCut::on_update(const UpdateData& data)
void GLGizmoCut::on_render() const
{
const Selection& selection = m_parent.get_selection();
update_max_z(selection);
const BoundingBoxf3& box = selection.get_bounding_box();
BoundingBoxf3 box = bounding_box();
Vec3d plane_center = box.center();
plane_center.z() = m_cut_z;
m_max_z = box.max.z();
set_cut_z(m_cut_z);
const float min_x = box.min.x() - Margin;
const float max_x = box.max.x() + Margin;
@ -160,10 +151,10 @@ void GLGizmoCut::on_render_input_window(float x, float y, float bottom_limit)
m_imgui->begin(_L("Cut"), ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse);
bool imperial_units = wxGetApp().app_config->get("use_inches") == "1";
const bool imperial_units = wxGetApp().app_config->get("use_inches") == "1";
// adjust window position to avoid overlap the view toolbar
float win_h = ImGui::GetWindowHeight();
const float win_h = ImGui::GetWindowHeight();
y = std::min(y, bottom_limit - win_h);
ImGui::SetWindowPos(ImVec2(x, y), ImGuiCond_Always);
if (last_h != win_h || last_y != y) {
@ -198,7 +189,7 @@ void GLGizmoCut::on_render_input_window(float x, float y, float bottom_limit)
ImGui::Separator();
m_imgui->disabled_begin((!m_keep_upper && !m_keep_lower) || m_cut_z <= 0.0 || m_max_z < m_cut_z);
m_imgui->disabled_begin((!m_keep_upper && !m_keep_lower) || m_cut_z <= 0.0 || m_max_z <= m_cut_z);
const bool cut_clicked = m_imgui->button(_L("Perform cut"));
m_imgui->disabled_end();
@ -208,12 +199,6 @@ void GLGizmoCut::on_render_input_window(float x, float y, float bottom_limit)
perform_cut(m_parent.get_selection());
}
void GLGizmoCut::update_max_z(const 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
@ -229,9 +214,9 @@ void GLGizmoCut::perform_cut(const Selection& selection)
// m_cut_z is the distance from the bed. Subtract possible SLA elevation.
const GLVolume* first_glvolume = selection.get_volume(*selection.get_volume_idxs().begin());
coordf_t object_cut_z = m_cut_z - first_glvolume->get_sla_shift_z();
const double object_cut_z = m_cut_z - first_glvolume->get_sla_shift_z();
if (object_cut_z > 0.)
if (0.0 < object_cut_z && object_cut_z < m_max_z)
wxGetApp().plater()->cut(object_idx, instance_idx, object_cut_z,
only_if(m_keep_upper, ModelObjectCutAttribute::KeepUpper) |
only_if(m_keep_lower, ModelObjectCutAttribute::KeepLower) |
@ -247,16 +232,15 @@ double GLGizmoCut::calc_projection(const Linef3& mouse_ray) const
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();
if (len_starting_vec != 0.0) {
const 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;
const 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;
const Vec3d inters_vec = inters - m_drag_pos;
// finds projection of the vector along the staring direction
projection = inters_vec.dot(starting_vec.normalized());
@ -264,6 +248,19 @@ double GLGizmoCut::calc_projection(const Linef3& mouse_ray) const
return projection;
}
BoundingBoxf3 GLGizmoCut::bounding_box() const
{
BoundingBoxf3 ret;
const Selection& selection = m_parent.get_selection();
const Selection::IndicesList& idxs = selection.get_volume_idxs();
for (unsigned int i : idxs) {
const GLVolume* volume = selection.get_volume(i);
if (!volume->is_modifier)
ret.merge(volume->transformed_bounding_box());
}
return ret;
}
} // namespace GUI
} // namespace Slic3r

View File

@ -13,14 +13,14 @@ class GLGizmoCut : public GLGizmoBase
static const double Margin;
static const std::array<float, 4> GrabberColor;
mutable double m_cut_z;
double m_start_z;
mutable double m_max_z;
mutable double m_cut_z{ 0.0 };
mutable double m_max_z{ 0.0 };
double m_start_z{ 0.0 };
Vec3d m_drag_pos;
Vec3d m_drag_center;
bool m_keep_upper;
bool m_keep_lower;
bool m_rotate_lower;
bool m_keep_upper{ true };
bool m_keep_lower{ true };
bool m_rotate_lower{ false };
public:
GLGizmoCut(GLCanvas3D& parent, const std::string& icon_filename, unsigned int sprite_id);
@ -32,7 +32,7 @@ public:
protected:
virtual bool on_init() override;
virtual void on_load(cereal::BinaryInputArchive& ar) override{ ar(m_cut_z, m_keep_upper, m_keep_lower, m_rotate_lower); }
virtual void on_load(cereal::BinaryInputArchive& ar) override { ar(m_cut_z, m_keep_upper, m_keep_lower, m_rotate_lower); }
virtual void on_save(cereal::BinaryOutputArchive& ar) const override { ar(m_cut_z, m_keep_upper, m_keep_lower, m_rotate_lower); }
virtual std::string on_get_name() const override;
virtual void on_set_state() override;
@ -44,9 +44,9 @@ protected:
virtual void on_render_input_window(float x, float y, float bottom_limit) override;
private:
void update_max_z(const Selection& selection) const;
void perform_cut(const Selection& selection);
double calc_projection(const Linef3& mouse_ray) const;
BoundingBoxf3 bounding_box() const;
};
} // namespace GUI