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Code Issues 145 Wiki Activity

Cull the instances of the shadow maps of headlights and lamps on the GPU

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Hirek
2026-10-18 23:14:08 +02:00
parent 64dedb9d53
commit ffe77be754
8 changed files with 144 additions and 13 deletions
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8
rendering/opengl46/opengl46localshadows.h
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@@ -61,6 +61,12 @@ class opengl46_local_shadows
{
return Alpha ? *m_alpha_program : *m_program;
}
// the same for the multi draws of the instances drawn from the gpu culling, which read the model block of a draw by its
// number (MODEL_DRAWS). nullptr when they couldn't be made: the draws are made one by one with program() then
gl::program *multidraw_program(bool const Alpha)
{
return Alpha ? m_alpha_multidraw_program.get() : m_multidraw_program.get();
}
// the cab lamp
@@ -216,6 +222,8 @@ class opengl46_local_shadows
std::unique_ptr<gl::program> m_program;
std::unique_ptr<gl::program> m_alpha_program;
std::unique_ptr<gl::program> m_multidraw_program;
std::unique_ptr<gl::program> m_alpha_multidraw_program;
GLuint m_empty{0}; // stand-in: a cube map array of 1x1 faces with the farthest depth
GLuint m_emptyheadlights{0}; // the same, a 2d array of one 1x1 layer
int m_level{-1}; // level the maps were made for