@animech-public/playcanvas

Version:

PlayCanvas WebGL game engine

16 lines (14 loc) • 462 B

JavaScript

var ambientEnvPS = `
#ifndef ENV_ATLAS
#define ENV_ATLAS
uniform sampler2D texture_envAtlas;
#endif
void addAmbient(vec3 worldNormal) {
	vec3 dir = normalize(cubeMapRotate(worldNormal) * vec3(-1.0, 1.0, 1.0));
	vec2 uv = mapUv(toSphericalUv(dir), vec4(128.0, 256.0 + 128.0, 64.0, 32.0) / atlasSize);
	vec4 raw = texture2D(texture_envAtlas, uv);
	vec3 linear = $DECODE(raw);
	dDiffuseLight += processEnvironment(linear);
}
`;

export { ambientEnvPS as default };