33 lines
924 B
GLSL
33 lines
924 B
GLSL
// Exclusive to SSR for now
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#version 450
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#include "compiled.inc"
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#include "std/gbuffer.glsl"
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uniform sampler2D tex;
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uniform sampler2D gbuffer0; // Roughness
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uniform vec2 dirInv;
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in vec2 texCoord;
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out vec4 fragColor;
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void main() {
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float roughness = textureLod(gbuffer0, texCoord, 0.0).b;
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// if (roughness == 0.0) { // Always blur for now, non blured output can produce noise
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// fragColor.rgb = textureLod(tex, texCoord).rgb;
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// return;
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// }
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if (roughness >= 0.8) { // No reflections
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fragColor.rgb = textureLod(tex, texCoord, 0.0).rgb;
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return;
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}
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fragColor.rgb = textureLod(tex, texCoord + dirInv * 2.5, 0.0).rgb;
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fragColor.rgb += textureLod(tex, texCoord + dirInv * 1.5, 0.0).rgb;
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fragColor.rgb += textureLod(tex, texCoord, 0.0).rgb;
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fragColor.rgb += textureLod(tex, texCoord - dirInv * 1.5, 0.0).rgb;
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fragColor.rgb += textureLod(tex, texCoord - dirInv * 2.5, 0.0).rgb;
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fragColor.rgb /= vec3(5.0);
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}
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