mirror of
https://git.mirrors.martin98.com/https://github.com/prusa3d/PrusaSlicer.git
synced 2025-07-12 08:41:49 +08:00
430 lines
16 KiB
C++
430 lines
16 KiB
C++
#include "GLGizmoBase.hpp"
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#include "slic3r/GUI/GLCanvas3D.hpp"
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#include <GL/glew.h>
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#include "slic3r/GUI/GUI_App.hpp"
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#include "slic3r/GUI/GUI_ObjectManipulation.hpp"
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#if ENABLE_LEGACY_OPENGL_REMOVAL
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#include "slic3r/GUI/Plater.hpp"
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#endif // ENABLE_LEGACY_OPENGL_REMOVAL
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// TODO: Display tooltips quicker on Linux
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namespace Slic3r {
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namespace GUI {
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const float GLGizmoBase::Grabber::SizeFactor = 0.05f;
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const float GLGizmoBase::Grabber::MinHalfSize = 1.5f;
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const float GLGizmoBase::Grabber::DraggingScaleFactor = 1.25f;
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#if ENABLE_GIZMO_GRABBER_REFACTOR
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GLModel GLGizmoBase::Grabber::s_cube;
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GLModel GLGizmoBase::Grabber::s_cone;
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GLGizmoBase::Grabber::~Grabber()
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{
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if (s_cube.is_initialized())
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s_cube.reset();
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if (s_cone.is_initialized())
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s_cone.reset();
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}
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#endif // ENABLE_GIZMO_GRABBER_REFACTOR
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float GLGizmoBase::Grabber::get_half_size(float size) const
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{
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return std::max(size * SizeFactor, MinHalfSize);
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}
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float GLGizmoBase::Grabber::get_dragging_half_size(float size) const
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{
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return get_half_size(size) * DraggingScaleFactor;
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}
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void GLGizmoBase::Grabber::render(float size, const ColorRGBA& render_color, bool picking)
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{
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#if ENABLE_LEGACY_OPENGL_REMOVAL
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GLShaderProgram* shader = wxGetApp().get_current_shader();
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if (shader == nullptr)
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return;
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#endif // ENABLE_LEGACY_OPENGL_REMOVAL
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#if ENABLE_GIZMO_GRABBER_REFACTOR
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if (!s_cube.is_initialized()) {
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#else
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if (!m_cube.is_initialized()) {
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#endif // ENABLE_GIZMO_GRABBER_REFACTOR
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// This cannot be done in constructor, OpenGL is not yet
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// initialized at that point (on Linux at least).
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indexed_triangle_set its = its_make_cube(1.0, 1.0, 1.0);
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its_translate(its, -0.5f * Vec3f::Ones());
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#if ENABLE_LEGACY_OPENGL_REMOVAL
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#if ENABLE_GIZMO_GRABBER_REFACTOR
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s_cube.init_from(its);
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#else
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m_cube.init_from(its);
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#endif // ENABLE_GIZMO_GRABBER_REFACTOR
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#else
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#if ENABLE_GIZMO_GRABBER_REFACTOR
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s_cube.init_from(its, BoundingBoxf3{ { -0.5, -0.5, -0.5 }, { 0.5, 0.5, 0.5 } });
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#else
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m_cube.init_from(its, BoundingBoxf3{ { -0.5, -0.5, -0.5 }, { 0.5, 0.5, 0.5 } });
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#endif // ENABLE_GIZMO_GRABBER_REFACTOR
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#endif // ENABLE_LEGACY_OPENGL_REMOVAL
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}
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#if ENABLE_GIZMO_GRABBER_REFACTOR
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if (!s_cone.is_initialized())
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s_cone.init_from(its_make_cone(0.375, 1.5, double(PI) / 18.0));
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#endif // ENABLE_GIZMO_GRABBER_REFACTOR
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#if ENABLE_GIZMO_GRABBER_REFACTOR
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const float half_size = dragging ? get_dragging_half_size(size) : get_half_size(size);
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#else
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const float fullsize = 2.0f * (dragging ? get_dragging_half_size(size) : get_half_size(size));
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#endif // ENABLE_GIZMO_GRABBER_REFACTOR
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#if ENABLE_LEGACY_OPENGL_REMOVAL
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#if ENABLE_GIZMO_GRABBER_REFACTOR
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s_cube.set_color(render_color);
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s_cone.set_color(render_color);
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#else
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m_cube.set_color(render_color);
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#endif // ENABLE_GIZMO_GRABBER_REFACTOR
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const Camera& camera = wxGetApp().plater()->get_camera();
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const Transform3d& view_matrix = camera.get_view_matrix();
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#if ENABLE_GIZMO_GRABBER_REFACTOR
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const Transform3d model_matrix = matrix * Geometry::assemble_transform(center, angles, 2.0 * half_size * Vec3d::Ones());
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#else
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const Transform3d model_matrix = matrix * Geometry::assemble_transform(center, angles, fullsize * Vec3d::Ones());
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#endif // ENABLE_GIZMO_GRABBER_REFACTOR
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const Transform3d view_model_matrix = view_matrix * model_matrix;
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shader->set_uniform("view_model_matrix", view_model_matrix);
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shader->set_uniform("projection_matrix", camera.get_projection_matrix());
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const Matrix3d view_normal_matrix = view_matrix.matrix().block(0, 0, 3, 3) * model_matrix.matrix().block(0, 0, 3, 3).inverse().transpose();
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shader->set_uniform("view_normal_matrix", view_normal_matrix);
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#else
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#if ENABLE_GIZMO_GRABBER_REFACTOR
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s_cube.set_color(-1, render_color);
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s_cone.set_color(-1, render_color);
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#else
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m_cube.set_color(-1, render_color);
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#endif // ENABLE_GIZMO_GRABBER_REFACTOR
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glsafe(::glPushMatrix());
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glsafe(::glTranslated(center.x(), center.y(), center.z()));
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glsafe(::glRotated(Geometry::rad2deg(angles.z()), 0.0, 0.0, 1.0));
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glsafe(::glRotated(Geometry::rad2deg(angles.y()), 0.0, 1.0, 0.0));
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glsafe(::glRotated(Geometry::rad2deg(angles.x()), 1.0, 0.0, 0.0));
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#if ENABLE_GIZMO_GRABBER_REFACTOR
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glsafe(::glScaled(2.0 * half_size, 2.0 * half_size, 2.0 * half_size));
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#else
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glsafe(::glScaled(fullsize, fullsize, fullsize));
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#endif // ENABLE_GIZMO_GRABBER_REFACTOR
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#endif // ENABLE_LEGACY_OPENGL_REMOVAL
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#if ENABLE_GIZMO_GRABBER_REFACTOR
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s_cube.render();
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#if ENABLE_LEGACY_OPENGL_REMOVAL
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if ((int(extensions) & int(GLGizmoBase::EGrabberExtension::PosX)) != 0) {
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shader->set_uniform("view_model_matrix", view_model_matrix * Geometry::assemble_transform(Vec3d::UnitX(), Vec3d(0.0, 0.5 * double(PI), 0.0)));
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s_cone.render();
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}
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if ((int(extensions) & int(GLGizmoBase::EGrabberExtension::NegX)) != 0) {
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shader->set_uniform("view_model_matrix", view_model_matrix * Geometry::assemble_transform(-Vec3d::UnitX(), Vec3d(0.0, -0.5 * double(PI), 0.0)));
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s_cone.render();
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}
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if ((int(extensions) & int(GLGizmoBase::EGrabberExtension::PosY)) != 0) {
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shader->set_uniform("view_model_matrix", view_model_matrix * Geometry::assemble_transform(Vec3d::UnitY(), Vec3d(-0.5 * double(PI), 0.0, 0.0)));
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s_cone.render();
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}
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if ((int(extensions) & int(GLGizmoBase::EGrabberExtension::NegY)) != 0) {
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shader->set_uniform("view_model_matrix", view_model_matrix * Geometry::assemble_transform(-Vec3d::UnitY(), Vec3d(0.5 * double(PI), 0.0, 0.0)));
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s_cone.render();
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}
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if ((int(extensions) & int(GLGizmoBase::EGrabberExtension::PosZ)) != 0) {
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shader->set_uniform("view_model_matrix", view_model_matrix * Geometry::assemble_transform(Vec3d::UnitZ()));
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s_cone.render();
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}
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if ((int(extensions) & int(GLGizmoBase::EGrabberExtension::NegZ)) != 0) {
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shader->set_uniform("view_model_matrix", view_model_matrix * Geometry::assemble_transform(-Vec3d::UnitZ(), Vec3d(double(PI), 0.0, 0.0)));
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s_cone.render();
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}
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#else
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if ((int(extensions) & int(GLGizmoBase::EGrabberExtension::PosX)) != 0) {
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glsafe(::glPushMatrix());
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glsafe(::glTranslated(1.0, 0.0, 0.0));
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glsafe(::glRotated(0.5 * Geometry::rad2deg(double(PI)), 0.0, 1.0, 0.0));
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s_cone.render();
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glsafe(::glPopMatrix());
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}
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if ((int(extensions) & int(GLGizmoBase::EGrabberExtension::NegX)) != 0) {
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glsafe(::glPushMatrix());
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glsafe(::glTranslated(-1.0, 0.0, 0.0));
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glsafe(::glRotated(-0.5 * Geometry::rad2deg(double(PI)), 0.0, 1.0, 0.0));
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s_cone.render();
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glsafe(::glPopMatrix());
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}
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if ((int(extensions) & int(GLGizmoBase::EGrabberExtension::PosY)) != 0) {
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glsafe(::glPushMatrix());
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glsafe(::glTranslated(0.0, 1.0, 0.0));
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glsafe(::glRotated(-0.5 * Geometry::rad2deg(double(PI)), 1.0, 0.0, 0.0));
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s_cone.render();
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glsafe(::glPopMatrix());
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}
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if ((int(extensions) & int(GLGizmoBase::EGrabberExtension::NegY)) != 0) {
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glsafe(::glPushMatrix());
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glsafe(::glTranslated(0.0, -1.0, 0.0));
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glsafe(::glRotated(0.5 * Geometry::rad2deg(double(PI)), 1.0, 0.0, 0.0));
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s_cone.render();
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glsafe(::glPopMatrix());
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}
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if ((int(extensions) & int(GLGizmoBase::EGrabberExtension::PosZ)) != 0) {
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glsafe(::glPushMatrix());
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glsafe(::glTranslated(0.0, 0.0, 1.0));
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s_cone.render();
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glsafe(::glPopMatrix());
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}
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if ((int(extensions) & int(GLGizmoBase::EGrabberExtension::NegZ)) != 0) {
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glsafe(::glPushMatrix());
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glsafe(::glTranslated(0.0, 0.0, -1.0));
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glsafe(::glRotated(Geometry::rad2deg(double(PI)), 1.0, 0.0, 0.0));
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s_cone.render();
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glsafe(::glPopMatrix());
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}
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#endif // ENABLE_LEGACY_OPENGL_REMOVAL
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#else
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m_cube.render();
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#endif // ENABLE_GIZMO_GRABBER_REFACTOR
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#if !ENABLE_LEGACY_OPENGL_REMOVAL
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glsafe(::glPopMatrix());
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#endif // !ENABLE_LEGACY_OPENGL_REMOVAL
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}
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GLGizmoBase::GLGizmoBase(GLCanvas3D& parent, const std::string& icon_filename, unsigned int sprite_id)
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: m_parent(parent)
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, m_group_id(-1)
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, m_state(Off)
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, m_shortcut_key(0)
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, m_icon_filename(icon_filename)
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, m_sprite_id(sprite_id)
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, m_hover_id(-1)
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, m_dragging(false)
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, m_imgui(wxGetApp().imgui())
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, m_first_input_window_render(true)
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, m_dirty(false)
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{
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}
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void GLGizmoBase::set_hover_id(int id)
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{
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// do not change hover id during dragging
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assert(!m_dragging);
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// allow empty grabbers when not using grabbers but use hover_id - flatten, rotate
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if (!m_grabbers.empty() && id >= (int) m_grabbers.size())
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return;
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m_hover_id = id;
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on_set_hover_id();
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}
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bool GLGizmoBase::update_items_state()
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{
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bool res = m_dirty;
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m_dirty = false;
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return res;
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}
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ColorRGBA GLGizmoBase::picking_color_component(unsigned int id) const
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{
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id = BASE_ID - id;
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if (m_group_id > -1)
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id -= m_group_id;
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return picking_decode(id);
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}
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void GLGizmoBase::render_grabbers(const BoundingBoxf3& box) const
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{
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render_grabbers((float)((box.size().x() + box.size().y() + box.size().z()) / 3.0));
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}
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void GLGizmoBase::render_grabbers(float size) const
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{
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GLShaderProgram* shader = wxGetApp().get_shader("gouraud_light");
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if (shader == nullptr)
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return;
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shader->start_using();
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shader->set_uniform("emission_factor", 0.1f);
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for (int i = 0; i < (int)m_grabbers.size(); ++i) {
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if (m_grabbers[i].enabled)
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m_grabbers[i].render(m_hover_id == i, size);
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}
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shader->stop_using();
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}
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void GLGizmoBase::render_grabbers_for_picking(const BoundingBoxf3& box) const
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{
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#if ENABLE_LEGACY_OPENGL_REMOVAL
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GLShaderProgram* shader = wxGetApp().get_shader("flat");
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if (shader != nullptr) {
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shader->start_using();
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#endif // ENABLE_LEGACY_OPENGL_REMOVAL
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const float mean_size = float((box.size().x() + box.size().y() + box.size().z()) / 3.0);
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for (unsigned int i = 0; i < (unsigned int)m_grabbers.size(); ++i) {
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if (m_grabbers[i].enabled) {
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m_grabbers[i].color = picking_color_component(i);
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m_grabbers[i].render_for_picking(mean_size);
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}
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}
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#if ENABLE_LEGACY_OPENGL_REMOVAL
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shader->stop_using();
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}
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#endif // ENABLE_LEGACY_OPENGL_REMOVAL
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}
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// help function to process grabbers
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// call start_dragging, stop_dragging, on_dragging
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bool GLGizmoBase::use_grabbers(const wxMouseEvent &mouse_event) {
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bool is_dragging_finished = false;
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if (mouse_event.Moving()) {
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// it should not happen but for sure
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assert(!m_dragging);
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if (m_dragging) is_dragging_finished = true;
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else return false;
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}
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if (mouse_event.LeftDown()) {
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Selection &selection = m_parent.get_selection();
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if (!selection.is_empty() && m_hover_id != -1 &&
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(m_grabbers.empty() || m_hover_id < static_cast<int>(m_grabbers.size()))) {
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selection.setup_cache();
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m_dragging = true;
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for (auto &grabber : m_grabbers) grabber.dragging = false;
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if (!m_grabbers.empty() && m_hover_id < int(m_grabbers.size()))
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m_grabbers[m_hover_id].dragging = true;
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// prevent change of hover_id during dragging
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m_parent.set_mouse_as_dragging();
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on_start_dragging();
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// Let the plater know that the dragging started
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m_parent.post_event(SimpleEvent(EVT_GLCANVAS_MOUSE_DRAGGING_STARTED));
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m_parent.set_as_dirty();
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return true;
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}
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} else if (m_dragging) {
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// when mouse cursor leave window than finish actual dragging operation
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bool is_leaving = mouse_event.Leaving();
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if (mouse_event.Dragging()) {
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m_parent.set_mouse_as_dragging();
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Point mouse_coord(mouse_event.GetX(), mouse_event.GetY());
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auto ray = m_parent.mouse_ray(mouse_coord);
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UpdateData data(ray, mouse_coord);
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on_dragging(data);
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wxGetApp().obj_manipul()->set_dirty();
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m_parent.set_as_dirty();
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return true;
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}
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else if (mouse_event.LeftUp() || is_leaving || is_dragging_finished) {
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#if ENABLE_WORLD_COORDINATE
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do_stop_dragging(is_leaving);
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#else
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for (auto &grabber : m_grabbers) grabber.dragging = false;
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m_dragging = false;
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// NOTE: This should be part of GLCanvas3D
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// Reset hover_id when leave window
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if (is_leaving) m_parent.mouse_up_cleanup();
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on_stop_dragging();
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// There is prediction that after draggign, data are changed
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// Data are updated twice also by canvas3D::reload_scene.
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// Should be fixed.
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m_parent.get_gizmos_manager().update_data();
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wxGetApp().obj_manipul()->set_dirty();
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// Let the plater know that the dragging finished, so a delayed
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// refresh of the scene with the background processing data should
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// be performed.
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m_parent.post_event(SimpleEvent(EVT_GLCANVAS_MOUSE_DRAGGING_FINISHED));
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// updates camera target constraints
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m_parent.refresh_camera_scene_box();
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#endif // ENABLE_WORLD_COORDINATE
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return true;
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}
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}
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return false;
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}
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#if ENABLE_WORLD_COORDINATE
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void GLGizmoBase::do_stop_dragging(bool perform_mouse_cleanup)
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{
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for (auto& grabber : m_grabbers) grabber.dragging = false;
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m_dragging = false;
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// NOTE: This should be part of GLCanvas3D
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// Reset hover_id when leave window
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if (perform_mouse_cleanup) m_parent.mouse_up_cleanup();
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on_stop_dragging();
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// There is prediction that after draggign, data are changed
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// Data are updated twice also by canvas3D::reload_scene.
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// Should be fixed.
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m_parent.get_gizmos_manager().update_data();
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wxGetApp().obj_manipul()->set_dirty();
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// Let the plater know that the dragging finished, so a delayed
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// refresh of the scene with the background processing data should
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// be performed.
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m_parent.post_event(SimpleEvent(EVT_GLCANVAS_MOUSE_DRAGGING_FINISHED));
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// updates camera target constraints
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m_parent.refresh_camera_scene_box();
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}
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#endif // ENABLE_WORLD_COORDINATE
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std::string GLGizmoBase::format(float value, unsigned int decimals) const
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{
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return Slic3r::string_printf("%.*f", decimals, value);
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}
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void GLGizmoBase::set_dirty() {
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m_dirty = true;
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}
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void GLGizmoBase::render_input_window(float x, float y, float bottom_limit)
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{
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on_render_input_window(x, y, bottom_limit);
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if (m_first_input_window_render) {
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// for some reason, the imgui dialogs are not shown on screen in the 1st frame where they are rendered, but show up only with the 2nd rendered frame
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// so, we forces another frame rendering the first time the imgui window is shown
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m_parent.set_as_dirty();
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m_first_input_window_render = false;
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}
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}
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std::string GLGizmoBase::get_name(bool include_shortcut) const
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{
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int key = get_shortcut_key();
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std::string out = on_get_name();
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if (include_shortcut && key >= WXK_CONTROL_A && key <= WXK_CONTROL_Z)
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out += std::string(" [") + char(int('A') + key - int(WXK_CONTROL_A)) + "]";
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return out;
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}
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} // namespace GUI
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} // namespace Slic3r
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