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playcanvas

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Open-source WebGL/WebGPU 3D engine for the web

playcanvas.com

playcanvas/engine

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declare const _default: "\n\n// Texture size and splat count uniforms\nuniform splatTextureSize: u32;\nuniform dstTextureSize: u32;\nuniform srcNumSplats: u32;\nuniform dstNumSplats: u32;\n\n// Shared splat identification (index, uv) and setSplat() helper\n#include \"gsplatSplatVS\"\n\n// Input stream declarations (generated by GSplatFormat.getInputDeclarations)\n#include \"gsplatProcessInputVS\"\n\n// Module-scope output for write functions to access\nvar<private> processOutput: FragmentOutput;\n\n// Output write functions (generated by GSplatFormat.getOutputDeclarations)\n#include \"gsplatProcessOutputVS\"\n\n// Format-specific read code (included when \"default\" stream is used)\n#include \"gsplatProcessReadVS\"\n\n// User's process code - defines process() function and any declarations\n#include \"gsplatProcessChunk\"\n\n@fragment\nfn fragmentMain(input: FragmentInput) -> FragmentOutput {\n // Fragment coordinates give us the destination splat index\n let fragCoords = vec2i(input.position.xy);\n \n // Linear index of the destination splat\n let splatIndex = u32(fragCoords.y * i32(uniform.dstTextureSize) + fragCoords.x);\n \n // Skip padding pixels (texture may be larger than actual splat count)\n if (splatIndex >= uniform.dstNumSplats) {\n discard;\n }\n \n // Initialize global splat for sampling\n // Note: splat.uv assumes 1:1 mapping using splatTextureSize. When sizes differ,\n // call setSplat() with a different index in user code.\n setSplat(splatIndex);\n \n // Call user's process function\n process();\n \n return processOutput;\n}\n"; export default _default;