28 lines
656 B
GLSL
28 lines
656 B
GLSL
!!permu FOG
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!!cvar3f r_floorcolor=0.5,0.5,0.5
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!!cvar3f r_wallcolor=0.25,0.25,0.5
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!!cvarb r_fog_exp2=true
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!!samps 1
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#include "sys/defs.h"
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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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layout(location=0) varying vec4 col;
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layout(location=1) varying vec2 lm;
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#ifdef VERTEX_SHADER
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void main ()
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{
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col = vec4(e_lmscale.rgb/255.0 * ((v_normal.z < 0.73)?cvar_r_wallcolor:cvar_r_floorcolor), e_lmscale.a);
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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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void main ()
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{
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gl_FragColor = fog4(col * texture2D(s_t0, lm));
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}
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#endif
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