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29 lines
647 B
Text
29 lines
647 B
Text
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!!permu FOG
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//meant to be used for additive stuff. presumably particles and sprites. though actually its only flashblend effects that use this at the time of writing.
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//includes fog, apparently.
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#include "sys/fog.h"
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#ifdef VERTEX_SHADER
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attribute vec2 v_texcoord;
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attribute vec4 v_colour;
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varying vec2 tc;
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varying vec4 vc;
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void main ()
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{
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tc = v_texcoord;
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vc = v_colour;
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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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uniform sampler2D s_t0;
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varying vec2 tc;
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varying vec4 vc;
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uniform vec4 e_colourident;
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void main ()
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{
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gl_FragColor = fog4additive(texture2D(s_t0, tc) * vc * e_colourident);
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}
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#endif
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