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https://github.com/SoftFever/OrcaSlicer.git
synced 2025-07-25 15:44:12 -06:00
3DScene picking pass moved to c++
This commit is contained in:
Enrico Turri
parent
486180c422
commit
751b41b94b
8 changed files with 338 additions and 103 deletions
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@ -5,6 +5,7 @@
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#include "../../libslic3r/ClipperUtils.hpp"
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#include "../../libslic3r/PrintConfig.hpp"
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#include <GL/glew.h>
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#include <wx/glcanvas.h>
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#include <iostream>
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@ -506,9 +507,11 @@ GLCanvas3D::GLCanvas3D(wxGLCanvas* canvas, wxGLContext* context)
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, m_config(nullptr)
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, m_dirty(true)
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, m_apply_zoom_to_volumes_filter(false)
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, m_hover_volume_id(-1)
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, m_warning_texture_enabled(false)
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, m_legend_texture_enabled(false)
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, m_picking_enabled(false)
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, m_multisample_allowed(false)
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{
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}
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@ -520,6 +523,45 @@ GLCanvas3D::~GLCanvas3D()
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bool GLCanvas3D::init(bool useVBOs)
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{
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::glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
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// ::glColor3f(1.0f, 0.0f, 0.0f);
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::glEnable(GL_DEPTH_TEST);
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::glClearDepth(1.0f);
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::glDepthFunc(GL_LEQUAL);
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::glEnable(GL_CULL_FACE);
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::glEnable(GL_BLEND);
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::glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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// Set antialiasing / multisampling
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::glDisable(GL_LINE_SMOOTH);
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::glDisable(GL_POLYGON_SMOOTH);
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// ambient lighting
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GLfloat ambient[4] = { 0.3f, 0.3f, 0.3f, 1.0f };
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::glLightModelfv(GL_LIGHT_MODEL_AMBIENT, ambient);
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// ::glEnable(GL_LIGHTING);
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::glEnable(GL_LIGHT0);
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::glEnable(GL_LIGHT1);
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// light from camera
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GLfloat position[4] = { 1.0f, 0.0f, 1.0f, 0.0f };
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::glLightfv(GL_LIGHT1, GL_POSITION, position);
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GLfloat specular[4] = { 0.3f, 0.3f, 0.3f, 1.0f };
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::glLightfv(GL_LIGHT1, GL_SPECULAR, specular);
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GLfloat diffuse[4] = { 0.2f, 0.2f, 0.2f, 1.0f };
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::glLightfv(GL_LIGHT1, GL_DIFFUSE, diffuse);
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// Enables Smooth Color Shading; try GL_FLAT for (lack of) fun.
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::glShadeModel(GL_SMOOTH);
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// A handy trick -- have surface material mirror the color.
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::glColorMaterial(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE);
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::glEnable(GL_COLOR_MATERIAL);
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if (is_multisample_allowed())
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::glEnable(GL_MULTISAMPLE);
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if (useVBOs && !m_shader.init("gouraud.vs", "gouraud.fs"))
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return false;
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@ -809,6 +851,11 @@ bool GLCanvas3D::is_shader_enabled() const
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return m_shader.is_enabled();
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}
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bool GLCanvas3D::is_multisample_allowed() const
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{
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return m_multisample_allowed;
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}
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void GLCanvas3D::enable_warning_texture(bool enable)
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{
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m_warning_texture_enabled = enable;
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@ -829,6 +876,11 @@ void GLCanvas3D::enable_shader(bool enable)
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m_shader.set_enabled(enable);
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}
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void GLCanvas3D::allow_multisample(bool allow)
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{
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m_multisample_allowed = allow;
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}
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bool GLCanvas3D::is_mouse_dragging() const
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{
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return m_mouse.is_dragging();
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@ -849,6 +901,16 @@ void GLCanvas3D::set_mouse_position(const Pointf& position)
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m_mouse.set_position(position);
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}
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int GLCanvas3D::get_hover_volume_id() const
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{
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return m_hover_volume_id;
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}
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void GLCanvas3D::set_hover_volume_id(int id)
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{
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m_hover_volume_id = id;
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}
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void GLCanvas3D::zoom_to_bed()
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{
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_zoom_to_bounding_box(bed_bounding_box());
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@ -902,6 +964,66 @@ void GLCanvas3D::stop_using_shader() const
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m_shader.stop();
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}
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void GLCanvas3D::picking_pass()
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{
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if (is_picking_enabled() && !is_mouse_dragging() && (m_volumes != nullptr))
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{
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const Pointf& pos = get_mouse_position();
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// if (pos) {
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// Render the object for picking.
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// FIXME This cannot possibly work in a multi - sampled context as the color gets mangled by the anti - aliasing.
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// Better to use software ray - casting on a bounding - box hierarchy.
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if (is_multisample_allowed())
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::glDisable(GL_MULTISAMPLE);
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::glDisable(GL_LIGHTING);
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::glDisable(GL_BLEND);
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::glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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::glPushAttrib(GL_ENABLE_BIT);
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render_volumes(true);
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::glPopAttrib();
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if (is_multisample_allowed())
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::glEnable(GL_MULTISAMPLE);
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// ::glFlush();
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const std::pair<int, int>& cnv_size = _get_canvas_size();
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GLubyte color[4];
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::glReadPixels(pos.x, cnv_size.second - pos.y, 1, 1, GL_RGBA, GL_UNSIGNED_BYTE, (void*)color);
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int volume_id = color[0] + color[1] * 256 + color[2] * 256 * 256;
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set_hover_volume_id(-1);
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for (GLVolume* vol : m_volumes->volumes)
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{
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vol->hover = false;
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}
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if (volume_id < m_volumes->volumes.size())
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{
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set_hover_volume_id(volume_id);
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m_volumes->volumes[volume_id]->hover = true;
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int group_id = m_volumes->volumes[volume_id]->select_group_id;
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if (group_id != -1)
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{
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for (GLVolume* vol : m_volumes->volumes)
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{
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if (vol->select_group_id == group_id)
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vol->hover = true;
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}
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}
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}
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}
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// }
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}
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void GLCanvas3D::render_background() const
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{
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static const float COLOR[3] = { 10.0f / 255.0f, 98.0f / 255.0f, 144.0f / 255.0f };
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@ -1059,7 +1181,7 @@ void GLCanvas3D::render_warning_texture() const
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::glPushMatrix();
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::glLoadIdentity();
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std::pair<int, int> cnv_size = _get_canvas_size();
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const std::pair<int, int>& cnv_size = _get_canvas_size();
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float zoom = get_camera_zoom();
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float inv_zoom = (zoom != 0.0f) ? 1.0f / zoom : 0.0f;
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float l = (-0.5f * (float)w) * inv_zoom;
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@ -1092,7 +1214,7 @@ void GLCanvas3D::render_legend_texture() const
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::glPushMatrix();
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::glLoadIdentity();
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std::pair<int, int> cnv_size = _get_canvas_size();
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const std::pair<int, int>& cnv_size = _get_canvas_size();
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float zoom = get_camera_zoom();
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float inv_zoom = (zoom != 0.0f) ? 1.0f / zoom : 0.0f;
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float l = (-0.5f * (float)cnv_size.first) * inv_zoom;
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@ -1156,8 +1278,8 @@ void GLCanvas3D::on_idle(wxIdleEvent& evt)
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if (m_canvas != nullptr)
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{
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std::pair<int, int> size = _get_canvas_size();
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resize((unsigned int)size.first, (unsigned int)size.second);
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const std::pair<int, int>& cnv_size = _get_canvas_size();
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resize((unsigned int)cnv_size.first, (unsigned int)cnv_size.second);
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m_canvas->Refresh();
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}
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}
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@ -1211,8 +1333,8 @@ void GLCanvas3D::_zoom_to_bounding_box(const BoundingBoxf3& bbox)
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if (is_shown_on_screen())
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{
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std::pair<int, int> size = _get_canvas_size();
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resize((unsigned int)size.first, (unsigned int)size.second);
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const std::pair<int, int>& cnv_size = _get_canvas_size();
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resize((unsigned int)cnv_size.first, (unsigned int)cnv_size.second);
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if (m_canvas != nullptr)
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m_canvas->Refresh();
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}
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@ -1311,8 +1433,8 @@ float GLCanvas3D::_get_zoom_to_bounding_box_factor(const BoundingBoxf3& bbox) co
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max_x *= 2.0;
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max_y *= 2.0;
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std::pair<int, int> cvs_size = _get_canvas_size();
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return (float)std::min((coordf_t)cvs_size.first / max_x, (coordf_t)cvs_size.second / max_y);
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const std::pair<int, int>& cnv_size = _get_canvas_size();
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return (float)std::min((coordf_t)cnv_size.first / max_x, (coordf_t)cnv_size.second / max_y);
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}
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void GLCanvas3D::_deregister_callbacks()
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