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LibGL: Move polygon clipping to Clipper
class
This code has also been optimised to be much more memory friendly by removing a _lot_ of extraneous copies. The result is that, when profiled, it's around 8x faster than the previous implementation. Co-Authored-By: Ali Mohammad Pur <ali.mpfard@gmail.com>
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5 changed files with 177 additions and 112 deletions
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@ -6,6 +6,7 @@
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#pragma once
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#include "Clipper.h"
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#include "GLContext.h"
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#include "GLStruct.h"
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#include "SoftwareRasterizer.h"
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@ -61,9 +62,9 @@ private:
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FloatVector4 m_clear_color = { 0.0f, 0.0f, 0.0f, 0.0f };
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FloatVector4 m_current_vertex_color = { 1.0f, 1.0f, 1.0f, 1.0f };
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Vector<GLVertex> vertex_list;
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Vector<GLTriangle> triangle_list;
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Vector<GLTriangle> processed_triangles;
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Vector<GLVertex, 96> vertex_list;
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Vector<GLTriangle, 32> triangle_list;
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Vector<GLTriangle, 32> processed_triangles;
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GLenum m_error = GL_NO_ERROR;
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bool m_in_draw_state = false;
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@ -74,6 +75,8 @@ private:
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NonnullRefPtr<Gfx::Bitmap> m_frontbuffer;
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Clipper m_clipper;
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SoftwareRasterizer m_rasterizer;
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};
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