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GCodeViewer -> Use glMultiDrawElements() in place of glDrawElements() to draw extrude and travel paths

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This commit is contained in:
enricoturri1966 2020-04-28 15:08:36 +02:00
parent d265c84b76
commit 3267d3368f
3 changed files with 157 additions and 7 deletions
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28
src/slic3r/GUI/GCodeViewer.hpp
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@ -61,6 +61,16 @@ class GCodeViewer
}
};
#if ENABLE_GCODE_VIEWER_GL_OPTIMIZATION
// Used to batch the indices needed to render paths
struct RenderPath
{
std::array<float, 3> color;
std::vector<unsigned int> sizes;
std::vector<size_t> offsets; // use size_t because we need the pointer's size (used in the call glMultiDrawElements())
};
#endif // ENABLE_GCODE_VIEWER_GL_OPTIMIZATION
// buffer containing indices data and shader for a specific toolpath type
struct IBuffer
{
@ -69,6 +79,9 @@ class GCodeViewer
std::vector<unsigned int> data;
size_t data_size{ 0 };
std::vector<Path> paths;
#if ENABLE_GCODE_VIEWER_GL_OPTIMIZATION
std::vector<RenderPath> render_paths;
#endif // ENABLE_GCODE_VIEWER_GL_OPTIMIZATION
bool visible{ false };
void reset();
@ -143,9 +156,15 @@ class GCodeViewer
long long refresh_time{ 0 };
long long gl_points_calls_count{ 0 };
long long gl_line_strip_calls_count{ 0 };
#if ENABLE_GCODE_VIEWER_GL_OPTIMIZATION
long long gl_multi_points_calls_count{ 0 };
long long gl_multi_line_strip_calls_count{ 0 };
#endif // ENABLE_GCODE_VIEWER_GL_OPTIMIZATION
long long results_size{ 0 };
long long vertices_size{ 0 };
long long vertices_gpu_size{ 0 };
long long indices_size{ 0 };
long long indices_gpu_size{ 0 };
void reset_all() {
reset_times();
@ -161,12 +180,18 @@ class GCodeViewer
void reset_opengl() {
gl_points_calls_count = 0;
gl_line_strip_calls_count = 0;
#if ENABLE_GCODE_VIEWER_GL_OPTIMIZATION
gl_multi_points_calls_count = 0;
gl_multi_line_strip_calls_count = 0;
#endif // ENABLE_GCODE_VIEWER_GL_OPTIMIZATION
}
void reset_sizes() {
results_size = 0;
vertices_size = 0;
vertices_gpu_size = 0;
indices_size = 0;
indices_gpu_size = 0;
}
};
#endif // ENABLE_GCODE_VIEWER_STATISTICS
@ -246,6 +271,9 @@ private:
bool init_shaders();
void load_toolpaths(const GCodeProcessor::Result& gcode_result);
void load_shells(const Print& print, bool initialized);
#if ENABLE_GCODE_VIEWER_GL_OPTIMIZATION
void refresh_render_paths() const;
#endif // ENABLE_GCODE_VIEWER_GL_OPTIMIZATION
void render_toolpaths() const;
void render_shells() const;
void render_legend() const;