33 lines
682 B
GLSL
33 lines
682 B
GLSL
!!cvard_srgb_b r_floorcolor
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!!cvard_srgb_b r_wallcolor
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!!permu FOG
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!!samps lm:0
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//this is for the '286' preset walls, and just draws lightmaps coloured based upon surface normals.
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#include "sys/fog.h"
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varying vec4 col;
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#ifdef VERTEX_SHADER
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attribute vec3 v_normal;
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attribute vec2 v_lmcoord;
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varying vec2 lm;
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uniform vec4 e_lmscale;
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void main ()
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{
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#ifdef LM
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col = vec4(1.0);
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#else
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col = vec4(e_lmscale.rgb * ((v_normal.z < 0.73)?r_wallcolor:r_floorcolor), e_lmscale.a);
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#endif
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lm = v_lmcoord;
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gl_Position = ftetransform();
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}
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#endif
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#ifdef FRAGMENT_SHADER
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varying vec2 lm;
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void main ()
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{
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gl_FragColor = fog4(col * texture2D(s_lm, lm));
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}
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#endif
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