playcanvas/build/playcanvas/src/scene/shader-lib/wgsl/chunks/gsplat/vert/gsplatHelpers.d.ts

PlayCanvas WebGL game engine

declare const _default: "\n// Helper function to extract the RMS size from covariance\nfn gsplatExtractSize(covA: vec3f, covB: vec3f) -> f32 {\n    let tr = covA.x + covB.x + covB.z;\n    return sqrt(max(tr, 0.0) / 3.0);\n}\n\n// Helper function to apply uniform scale to covariance\nfn gsplatApplyUniformScale(covA: ptr<function, vec3f>, covB: ptr<function, vec3f>, scale: f32) {\n    let s2 = scale * scale;\n    *covA = *covA * s2;\n    *covB = *covB * s2;\n}\n\n// Helper function to make splat spherical/round with given size\n// Use size = 0.0 to hide the splat\nfn gsplatMakeRound(covA: ptr<function, vec3f>, covB: ptr<function, vec3f>, size: f32) {\n    let s2 = size * size;\n    *covA = vec3f(s2, 0.0, 0.0);\n    *covB = vec3f(s2, 0.0, s2);\n}\n";
export default _default;