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25 lines
686 B
25 lines
686 B
5 years ago
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ps.1.1
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;------------------------------------------------------------------------------
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; Draw a texture . . woo hoo!
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; t0 - texture
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;
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; The texture coordinates need to be defined as follows:
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; tc0 - texcoords
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; c1 - self-illum tint
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; c2 - envmap tint
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;------------------------------------------------------------------------------
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tex t1
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tex t2
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tex t3
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mov r0.rgb, v0 ; vertex color
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mul r1, t2, t3 ; envmap * envmapmask
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mad r0.rgb, r1, c2, r0 + ; + envmap * envmapmask * envmaptint (color only)
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mul r0.a, v0.a, r1.a ; alpha = vertex alpha * envmap alpha * envmapmask alpha
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mul r0.rgb, t1, r0 ; fold in lightmap (color only)
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mul_x2 r0.rgb, c0, r0 ; * 2 * (overbrightFactor/2)
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