30 lines
594 B
GLSL
30 lines
594 B
GLSL
#ifdef GL_ARB_bindless_texture
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layout(bindless_sampler) uniform sampler2D tex;
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layout(bindless_sampler) uniform sampler2D glosstex;
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#else
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uniform sampler2D tex;
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uniform sampler2D glosstex;
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#endif
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#if __VERSION__ >= 130
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in vec3 nor;
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in vec2 uv;
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out vec3 EncodedNormal;
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#else
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varying vec3 nor;
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varying vec2 uv;
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#define EncodedNormal gl_FragColor.xy
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#endif
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vec2 EncodeNormal(vec3 n);
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void main() {
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vec4 col = texture(tex, uv);
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if (col.a < 0.5)
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discard;
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float glossmap = texture(glosstex, uv).x;
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EncodedNormal.xy = 0.5 * EncodeNormal(normalize(nor)) + 0.5;
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EncodedNormal.z = glossmap;
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}
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