diff options
Diffstat (limited to 'materialsystem/stdshaders/WorldTwoTextureBlend_DetailAlpha.psh')
| -rw-r--r-- | materialsystem/stdshaders/WorldTwoTextureBlend_DetailAlpha.psh | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/materialsystem/stdshaders/WorldTwoTextureBlend_DetailAlpha.psh b/materialsystem/stdshaders/WorldTwoTextureBlend_DetailAlpha.psh new file mode 100644 index 0000000..d5e0736 --- /dev/null +++ b/materialsystem/stdshaders/WorldTwoTextureBlend_DetailAlpha.psh @@ -0,0 +1,25 @@ +ps.1.1 + +;------------------------------------------------------------------------------ +; Draw a texture . . woo hoo! +; t0 - texture +; +; The texture coordinates need to be defined as follows: +; tc0 - texcoords +;------------------------------------------------------------------------------ + +def c1, 1.0f, 1.0f, 1.0f, 1.0f + +tex t0 +tex t1 +tex t2 + +mov_x2_sat r0.rgb, t0 + ; r0 = sat( t0 * 2 ) +mul r0.a, t0.a, v0.a ; Grab alpha from vertex color + +lrp_sat r0.rgb, t2.a, r0, c1 ; r0 = B*Da + (1-Da) + +mul r0.rgb, r0, t2 ; modulate by detail color +mul r0.rgb, r0, v0 ; modulate by vertex color +mul r0.rgb, t1, r0 ; fold in lightmap (color only) +mul_x2 r0.rgb, c0, r0 ; * 2 * (overbrightFactor/2) |