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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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CMakeLists.txt
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@@ -393,6 +393,7 @@ if (WITH_OPENGL_MODERN)
"rendering/opengl46/opengl46localshadows.cpp"
"rendering/opengl46/opengl46instancecull.cpp"
"rendering/opengl46/opengl46hiz.cpp"
"rendering/opengl46/opengl46timbers.cpp"
"rendering/opengl46/opengl46shadowfit.cpp"
"rendering/opengl46/opengl46precipitation.cpp"
"rendering/opengl46/opengl46particles.cpp"