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21 lines
626 B
21 lines
626 B
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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;------------------------------------------------------------------------------ |
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tex t0 |
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tex t1 |
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mul r0.rgb, t0, v0 + ; base times vertex color (no alpha) |
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mov r0.a, v0.a ; Grab alpha from vertex color |
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mul r0.rgb, t1, r0 ; fold in lighting (color only) |
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mul_x2 r0.rgb, c0, r0 ; * 2 * (overbrightFactor/2) |
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mul r1, c1, t0 ; Self illum * tint |
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lrp r0.rgb, t0.a, r1, r0 ; Blend between self-illum + base * lightmap
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