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Merge pull request #53743 from williamd67/GPULightmapper-process-rays-to-sky

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Rémi Verschelde 2021-10-13 11:40:27 +02:00 committed by GitHub
commit 2c46a1f327
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1 changed files with 12 additions and 10 deletions
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22
modules/lightmapper_rd/lm_compute.glsl
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@ -420,20 +420,22 @@ void main() {
light = textureLod(sampler2DArray(source_light, linear_sampler), uvw, 0.0).rgb;
active_rays += 1.0;
} else if (trace_result == RAY_MISS && params.env_transform[0][3] == 0.0) { // Use env_transform[0][3] to indicate when we are computing the first bounce
// Did not hit a triangle, reach out for the sky
vec3 sky_dir = normalize(mat3(params.env_transform) * ray_dir);
} else if (trace_result == RAY_MISS) {
if (params.env_transform[0][3] == 0.0) { // Use env_transform[0][3] to indicate when we are computing the first bounce
// Did not hit a triangle, reach out for the sky
vec3 sky_dir = normalize(mat3(params.env_transform) * ray_dir);
vec2 st = vec2(
atan(sky_dir.x, sky_dir.z),
acos(sky_dir.y));
vec2 st = vec2(
atan(sky_dir.x, sky_dir.z),
acos(sky_dir.y));
if (st.x < 0.0)
st.x += PI * 2.0;
if (st.x < 0.0)
st.x += PI * 2.0;
st /= vec2(PI * 2.0, PI);
st /= vec2(PI * 2.0, PI);
light = textureLod(sampler2D(environment, linear_sampler), st, 0.0).rgb;
light = textureLod(sampler2D(environment, linear_sampler), st, 0.0).rgb;
}
active_rays += 1.0;
}