22 lines
659 B
GLSL
22 lines
659 B
GLSL
#version 120
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uniform sampler2D color_tex;
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uniform sampler2D ao_tex;
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uniform sampler2D normal_tex;
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uniform sampler2D spec_emis_tex;
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uniform vec4 fg_SunAmbientColor;
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uniform bool ambientOcclusion;
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uniform float ambientOcclusionStrength;
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void main() {
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vec2 coords = gl_TexCoord[0].xy;
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float initialized = texture2D( spec_emis_tex, coords ).a;
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if ( initialized < 0.1 )
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discard;
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vec3 tcolor = texture2D( color_tex, coords ).rgb;
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float ao = 1.0;
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if (ambientOcclusion) {
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ao = 1.0 - ambientOcclusionStrength * (1.0 - texture2D( ao_tex, coords ).r);
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}
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gl_FragColor = vec4(tcolor * fg_SunAmbientColor.rgb * ao, 1.0);
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}
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