44 lines
1.1 KiB
GLSL
44 lines
1.1 KiB
GLSL
uniform sampler2D tex_layout;
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uniform sampler2D tex_detail0;
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uniform sampler2D tex_detail1;
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uniform sampler2D tex_detail2;
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uniform sampler2D tex_detail3;
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uniform sampler2D DiffuseMap;
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uniform sampler2D SpecularMap;
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uniform sampler2D SSAO;
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uniform vec3 ambient;
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#if __VERSION__ >= 130
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in vec2 uv;
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in vec2 uv_bis;
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out vec4 FragColor;
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#else
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varying vec2 uv;
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varying vec2 uv_bis;
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#define FragColor gl_FragColor
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#endif
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void main() {
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// Splatting part
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vec4 splatting = texture(tex_layout, uv_bis);
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vec4 detail0 = texture(tex_detail0, uv);
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vec4 detail1 = texture(tex_detail1, uv);
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vec4 detail2 = texture(tex_detail2, uv);
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vec4 detail3 = texture(tex_detail3, uv);
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vec4 detail4 = vec4(0.0);
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vec4 splatted = splatting.r * detail0 +
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splatting.g * detail1 +
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splatting.b * detail2 +
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max(0., (1.0 - splatting.r - splatting.g - splatting.b)) * detail3;
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vec2 tc = gl_FragCoord.xy / screen;
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vec3 DiffuseComponent = texture(DiffuseMap, tc).xyz;
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vec3 SpecularComponent = texture(SpecularMap, tc).xyz;
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float ao = texture(SSAO, tc).x;
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vec3 LightFactor = ao * ambient + DiffuseComponent + SpecularComponent;
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FragColor = vec4(splatted.xyz * LightFactor, 1.);
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}
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