playcanvas
Version:
PlayCanvas WebGL game engine
31 lines (25 loc) • 949 B
JavaScript
var gsplatStructsVS = /* wgsl */ `
// stores the source UV and order of the splat
struct SplatSource {
order: u32, // render order
id: u32, // splat id
uv: vec2<i32>, // splat uv
cornerUV: vec2f, // corner coordinates for this vertex of the gaussian (-1, -1)..(1, 1)
}
// stores the camera and clip space position of the gaussian center
struct SplatCenter {
view: vec3f, // center in view space
proj: vec4f, // center in clip space
modelView: mat4x4f, // model-view matrix
projMat00: f32, // elememt [0][0] of the projection matrix
}
// stores the offset from center for the current gaussian
struct SplatCorner {
offset: vec2f, // corner offset from center in clip space
uv: vec2f, // corner uv
aaFactor: f32, // for scenes generated with antialiasing
}
`;
export { gsplatStructsVS as default };