playcanvas

Version:

PlayCanvas WebGL game engine

22 lines (20 loc) • 681 B

JavaScript

var wgslGsplatSogsReorderPS = `
	var orderTexture: texture_2d<u32>;
	var sourceTexture: texture_2d<f32>;
	uniform numSplats: u32;
	@fragment
	fn fragmentMain(input: FragmentInput) -> FragmentOutput {
		var output: FragmentOutput;
		let w: u32 = textureDimensions(sourceTexture, 0).x;
		let idx: u32 = u32(pcPosition.x) + u32(pcPosition.y) * w;
		if (idx >= uniform.numSplats) {
			discard;
			return output;
		}
		let sidx: u32 = textureLoad(orderTexture, vec2<i32>(input.position.xy), 0).x;
		let suv: vec2<u32> = vec2<u32>(sidx % w, sidx / w);
		output.color = textureLoad(sourceTexture, vec2<i32>(suv), 0);
		return output;
	}
`;

export { wgslGsplatSogsReorderPS as default };