luboslenco
31 lines
900 B
GLSL
31 lines
900 B
GLSL
#version 450
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#include "../std/gbuffer.glsl"
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in vec3 wnormal;
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in vec4 wvpposition;
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in vec4 prevwvpposition;
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out vec4 fragColor[3];
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void main() {
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vec3 n = normalize(wnormal);
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vec3 basecol;
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float roughness;
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float metallic;
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float occlusion;
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float specular;
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float emission;
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basecol = vec3(0.800000011920929, 0.800000011920929, 0.800000011920929);
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roughness = 0.0;
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metallic = 0.0;
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occlusion = 1.0;
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specular = 0.0;
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emission = 0.0;
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n /= (abs(n.x) + abs(n.y) + abs(n.z));
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n.xy = n.z >= 0.0 ? n.xy : octahedronWrap(n.xy);
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uint matid = 0;
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if (emission > 0) { basecol *= emission; matid = 1; }
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fragColor[0] = vec4(n.xy, roughness, packFloatInt16(metallic, matid));
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fragColor[1] = vec4(basecol, packFloat2(occlusion, specular));
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vec2 posa = (wvpposition.xy / wvpposition.w) * 0.5 + 0.5;
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vec2 posb = (prevwvpposition.xy / prevwvpposition.w) * 0.5 + 0.5;
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fragColor[2].rg = vec2(posa - posb);
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}
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