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authorTofu Linden <tofu.linden@lindenlab.com>2010-02-13 13:55:41 +0000
committerTofu Linden <tofu.linden@lindenlab.com>2010-02-13 13:55:41 +0000
commitb214180ac189f6c6347347c5d3a5dc7035e0c039 (patch)
tree21652487eace9d58bcf25de167f86a5cdf188476 /indra/llrender
parent6ac59fcceb17b25882b8c449e77f5bb06f0495c8 (diff)
a better fix for the blend-factor init problem. I think.
Diffstat (limited to 'indra/llrender')
-rw-r--r--indra/llrender/llrender.cpp10
-rw-r--r--indra/llrender/llrender.h8
2 files changed, 12 insertions, 6 deletions
diff --git a/indra/llrender/llrender.cpp b/indra/llrender/llrender.cpp
index 55c5b4531b..656f690db5 100644
--- a/indra/llrender/llrender.cpp
+++ b/indra/llrender/llrender.cpp
@@ -93,7 +93,9 @@ static GLenum sGLBlendFactor[] =
GL_DST_ALPHA,
GL_SRC_ALPHA,
GL_ONE_MINUS_DST_ALPHA,
- GL_ONE_MINUS_SRC_ALPHA
+ GL_ONE_MINUS_SRC_ALPHA,
+
+ GL_ZERO // 'BF_UNDEF'
};
LLTexUnit::LLTexUnit(S32 index)
@@ -763,8 +765,8 @@ LLRender::LLRender()
mCurrAlphaFunc = CF_DEFAULT;
mCurrAlphaFuncVal = 0.01f;
- mCurrBlendSFactor = BF_ONE;
- mCurrBlendDFactor = BF_ZERO;
+ mCurrBlendSFactor = BF_UNDEF;
+ mCurrBlendDFactor = BF_UNDEF;
}
LLRender::~LLRender()
@@ -970,6 +972,8 @@ void LLRender::setAlphaRejectSettings(eCompareFunc func, F32 value)
void LLRender::blendFunc(eBlendFactor sfactor, eBlendFactor dfactor)
{
+ llassert(sfactor < BF_UNDEF);
+ llassert(dfactor < BF_UNDEF);
if (mCurrBlendSFactor != sfactor || mCurrBlendDFactor != dfactor)
{
mCurrBlendSFactor = sfactor;
diff --git a/indra/llrender/llrender.h b/indra/llrender/llrender.h
index a70ccf4d80..a90fbd4a5c 100644
--- a/indra/llrender/llrender.h
+++ b/indra/llrender/llrender.h
@@ -270,7 +270,9 @@ public:
BF_DEST_ALPHA,
BF_SOURCE_ALPHA,
BF_ONE_MINUS_DEST_ALPHA,
- BF_ONE_MINUS_SOURCE_ALPHA
+ BF_ONE_MINUS_SOURCE_ALPHA,
+
+ BF_UNDEF
} eBlendFactor;
LLRender();
@@ -360,8 +362,8 @@ private:
std::vector<LLTexUnit*> mTexUnits;
LLTexUnit* mDummyTexUnit;
- U32 mCurrBlendSFactor;
- U32 mCurrBlendDFactor;
+ eBlendFactor mCurrBlendSFactor;
+ eBlendFactor mCurrBlendDFactor;
F32 mMaxAnisotropy;