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Code Issues 156 Wiki Activity

perf(sleepers): the instances of the sleepers and timbers of a track sent to the gpu once, as it's laid, and kept there in a buffer of their own; in each pass the runs of them in sight turned by the modelviews of their cells into the instance buffer of the frame by a compute pass, one dispatch and one barrier a pass, and drawn in one instanced draw for each model, part and level of detail, in place of the cpu turning every instance every frame

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maj00r
2026-10-24 01:40:34 +02:00
parent f155956669
commit 85b76acca5
12 changed files with 444 additions and 92 deletions
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5
gl/glsl_common.cpp
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@@ -29,6 +29,11 @@ void gl::glsl_common_setup()
"#define HIZ_GROUP_SIZE " + std::to_string(HIZ_GROUP_SIZE) + "\n" +
"#define SHADOW_FIT_GROUP_SIZE " + std::to_string(SHADOW_FIT_GROUP_SIZE) + "\n" +
"#define SHADOW_FIT_SSBO_BINDING " + std::to_string(SHADOW_FIT_SSBO_BINDING) + "\n" +
"#define TIMBER_GROUP_SIZE " + std::to_string(TIMBER_GROUP_SIZE) + "\n" +
"#define TIMBER_LOCAL_SSBO_BINDING " + std::to_string(TIMBER_LOCAL_SSBO_BINDING) + "\n" +
"#define TIMBER_RANGE_SSBO_BINDING " + std::to_string(TIMBER_RANGE_SSBO_BINDING) + "\n" +
"#define TIMBER_OUTPUT_SSBO_BINDING " + std::to_string(TIMBER_OUTPUT_SSBO_BINDING) + "\n" +
"#define TIMBER_ORIGIN_SSBO_BINDING " + std::to_string(TIMBER_ORIGIN_SSBO_BINDING) + "\n" +
"#define PARTICLE_GROUP_SIZE " + std::to_string(PARTICLE_GROUP_SIZE) + "\n" +
"#define PARTICLE_SSBO_BINDING " + std::to_string(PARTICLE_SSBO_BINDING) + "\n" +
"#define PARTICLE_SOURCE_SSBO_BINDING " + std::to_string(PARTICLE_SOURCE_SSBO_BINDING) + "\n" +