22 lines
450 B
GLSL
22 lines
450 B
GLSL
#include webgl_header.vs
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uniform vec3 slabTexOffset;
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varying vec3 vertexM;
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varying float fog;
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varying vec2 bgTextureLookup;
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void main()
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{
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vec4 vertex = g_ModelViewMatrix * gl_Vertex;
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gl_TexCoord[0] = gl_MultiTexCoord0;
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#ifdef volume_mode
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#endif // volume_mode
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gl_Position = g_ProjectionMatrix * g_ModelViewMatrix * gl_Vertex;
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fog = (g_Fog_end + vertex.z) * g_Fog_scale;
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bgTextureLookup = (gl_Position.xy/gl_Position.w) / 2.0 + 0.5;
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}
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