diff options
author | Corbin Simpson <MostAwesomeDude@gmail.com> | 2008-06-29 10:30:47 -0700 |
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committer | Corbin Simpson <MostAwesomeDude@gmail.com> | 2008-06-29 10:32:19 -0700 |
commit | a74d22ba715da5e52efb15aebd15a74851f87d43 (patch) | |
tree | e4df3b713a86f6793a55e2e7d723bf2a0a207033 /src/mesa/drivers/dri/r300/r300_tex.c | |
parent | 543893eefdc82ecd21e346320e89a471c5c12158 (diff) |
r300: Change LOD bias emission to more closely follow per-tex rules.
Okay, this time it's for real, and for good. This should be a perma-fix.
Diffstat (limited to 'src/mesa/drivers/dri/r300/r300_tex.c')
-rw-r--r-- | src/mesa/drivers/dri/r300/r300_tex.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_tex.c b/src/mesa/drivers/dri/r300/r300_tex.c index 505951329f..4ed71777d3 100644 --- a/src/mesa/drivers/dri/r300/r300_tex.c +++ b/src/mesa/drivers/dri/r300/r300_tex.c @@ -955,7 +955,6 @@ static void r300TexEnv(GLcontext * ctx, GLenum target, */ switch (pname) { case GL_TEXTURE_LOD_BIAS_EXT: { - /* Needs to be relocated in order to make sure we got the right tmu */ GLfloat bias, min; /* The R300's LOD bias is a signed 2's complement value with a @@ -968,7 +967,14 @@ static void r300TexEnv(GLcontext * ctx, GLenum target, "no_neg_lod_bias") ? 0.0 : -16.0; bias = CLAMP(bias, min, 16.0); - rmesa->LODBias = bias; + /* There's probably a magic Mesa method for finding the REAL + * texture unit. I don't know it, though. */ + if (!(ctx->Texture._EnabledUnits & (1 << ctx->Texture.CurrentUnit))) { + break; + } + + /* Save our newly clamped LOD bias. */ + ctx->Texture.Unit[ctx->Texture.CurrentUnit].LodBias = bias; break; } |