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mesa: added internal post color matrix scale/bias vars

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cherry-picked from gallium-0.1 (302daeb2ec)
This commit is contained in:
Brian Paul
2008-05-18 15:50:20 -06:00
parent 0c78c766e4
commit 2f8fc325ac
2 changed files with 34 additions and 0 deletions
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30
src/mesa/shader/prog_statevars.c
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@@ -435,6 +435,24 @@ _mesa_fetch_state(GLcontext *ctx, const gl_state_index state[],
value[3] = ctx->Light.Light[ln]._CosCutoff;
return;
}
case STATE_PT_SCALE:
value[0] = ctx->Pixel.RedScale;
value[1] = ctx->Pixel.GreenScale;
value[2] = ctx->Pixel.BlueScale;
value[3] = ctx->Pixel.AlphaScale;
break;
case STATE_PT_BIAS:
value[0] = ctx->Pixel.RedBias;
value[1] = ctx->Pixel.GreenBias;
value[2] = ctx->Pixel.BlueBias;
value[3] = ctx->Pixel.AlphaBias;
break;
case STATE_PCM_SCALE:
COPY_4V(value, ctx->Pixel.PostColorMatrixScale);
break;
case STATE_PCM_BIAS:
COPY_4V(value, ctx->Pixel.PostColorMatrixBias);
break;
default:
/* unknown state indexes are silently ignored
* should be handled by the driver.
@@ -671,6 +689,18 @@ append_token(char *dst, gl_state_index k)
case STATE_POSITION_NORMALIZED:
append(dst, "(internal)");
break;
case STATE_PT_SCALE:
append(dst, "PTscale");
break;
case STATE_PT_BIAS:
append(dst, "PTbias");
break;
case STATE_PCM_SCALE:
append(dst, "PCMscale");
break;
case STATE_PCM_BIAS:
append(dst, "PCMbias");
break;
default:
;
}