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i915: Set correct values for range/precision of fragment shader types

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This commit is contained in:
Ian Romanick 2011-01-20 12:07:51 -08:00
parent 3d028024e5
commit 790ff232e2
1 changed files with 14 additions and 0 deletions
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14
src/mesa/drivers/dri/i915/i915_context.c
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@ -168,6 +168,20 @@ i915CreateContext(int api,
MIN2(ctx->Const.FragmentProgram.MaxNativeParameters,
ctx->Const.FragmentProgram.MaxEnvParams);
/* i915 stores all values in single-precision floats. Values aren't set
* for other program targets because software is used for those targets.
*/
ctx->FragmentProgram.MediumFloat.RangeMin = 127;
ctx->FragmentProgram.MediumFloat.RangeMax = 127;
ctx->FragmentProgram.MediumFloat.Precision = 23;
ctx->FragmentProgram.LowFloat = ctx->FragmentProgram.HighFloat =
ctx->FragmentProgram.MediumFloat;
ctx->FragmentProgram.MediumInt.RangeMin = 24;
ctx->FragmentProgram.MediumInt.RangeMax = 24;
ctx->FragmentProgram.MediumInt.Precision = 0;
ctx->FragmentProgram.LowInt = ctx->FragmentProgram.HighInt =
ctx->FragmentProgram.MediumInt;
ctx->FragmentProgram._MaintainTexEnvProgram = GL_TRUE;
/* FINISHME: Are there other options that should be enabled for software