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Src: Clean up #31671

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Merged
Mugen87 merged 1 commit into from
Aug 18, 2025
Merged

Src: Clean up #31671

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18 changes: 5 additions & 13 deletions src/renderers/shaders/ShaderChunk/shadowmap_pars_fragment.glsl.js
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Original file line number Diff line number Diff line change
Expand Up @@ -65,14 +65,6 @@ export default /* glsl */`
#endif
/*
#if NUM_RECT_AREA_LIGHTS > 0
// TODO (abelnation): create uniforms for area light shadows
#endif
*/
float texture2DCompare( sampler2D depths, vec2 uv, float compare ) {
float depth = unpackRGBAToDepth( texture2D( depths, uv ) );
Expand All @@ -95,25 +87,25 @@ export default /* glsl */`
}
float VSMShadow (sampler2D shadow, vec2 uv, float compare ){
float VSMShadow( sampler2D shadow, vec2 uv, float compare ) {
float occlusion = 1.0;
vec2 distribution = texture2DDistribution( shadow, uv );
#ifdef USE_REVERSED_DEPTH_BUFFER
float hard_shadow = step( distribution.x, compare ); // Hard Shadow
float hard_shadow = step( distribution.x, compare );
#else
float hard_shadow = step( compare , distribution.x ); // Hard Shadow
float hard_shadow = step( compare, distribution.x );
#endif
if (hard_shadow != 1.0 ) {
if ( hard_shadow != 1.0 ) {
float distance = compare - distribution.x ;
float distance = compare - distribution.x;
float variance = max( 0.00000, distribution.y * distribution.y );
float softness_probability = variance / (variance + distance * distance ); // Chebeyshevs inequality
softness_probability = clamp( ( softness_probability - 0.3 ) / ( 0.95 - 0.3 ), 0.0, 1.0 ); // 0.3 reduces light bleed
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