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-rw-r--r--indra/llrender/llgl.cpp27
1 files changed, 21 insertions, 6 deletions
diff --git a/indra/llrender/llgl.cpp b/indra/llrender/llgl.cpp
index 197bc2b422..628a8d6131 100644
--- a/indra/llrender/llgl.cpp
+++ b/indra/llrender/llgl.cpp
@@ -94,6 +94,10 @@ void APIENTRY gl_debug_callback(GLenum source,
llwarns << "Severity: " << std::hex << severity << llendl;
llwarns << "Message: " << message << llendl;
llwarns << "-----------------------" << llendl;
+ if (severity == GL_DEBUG_SEVERITY_HIGH_ARB)
+ {
+ llerrs << "Halting on GL Error" << llendl;
+ }
}
#endif
@@ -572,6 +576,15 @@ bool LLGLManager::initGL()
#endif
}
+ if (mGLVersion >= 2.1f && LLImageGL::sCompressTextures)
+ { //use texture compression
+ glHint(GL_TEXTURE_COMPRESSION_HINT, GL_NICEST);
+ }
+ else
+ { //GL version is < 3.0, always disable texture compression
+ LLImageGL::sCompressTextures = false;
+ }
+
// Trailing space necessary to keep "nVidia Corpor_ati_on" cards
// from being recognized as ATI.
if (mGLVendor.substr(0,4) == "ATI ")
@@ -592,11 +605,8 @@ bool LLGLManager::initGL()
#endif // LL_WINDOWS
#if (LL_WINDOWS || LL_LINUX) && !LL_MESA_HEADLESS
- // release 7277 is a point at which we verify that ATI OpenGL
- // drivers get pretty stable with SL, ~Catalyst 8.2,
- // for both Win32 and Linux.
- if (mDriverVersionRelease < 7277 &&
- mDriverVersionRelease != 0) // 0 == Undetectable driver version - these get to pretend to be new ATI drivers, though that decision may be revisited.
+ // count any pre OpenGL 3.0 implementation as an old driver
+ if (mGLVersion < 3.f)
{
mATIOldDriver = TRUE;
}
@@ -735,6 +745,11 @@ bool LLGLManager::initGL()
}
#endif
+ if (mIsIntel && mGLVersion <= 3.f)
+ { //never try to use framebuffer objects on older intel drivers (crashy)
+ mHasFramebufferObject = FALSE;
+ }
+
if (mHasFramebufferObject)
{
glGetIntegerv(GL_MAX_SAMPLES, &mMaxSamples);
@@ -1897,7 +1912,7 @@ void LLGLState::checkClientArrays(const std::string& msg, U32 data_mask)
glClientActiveTextureARB(GL_TEXTURE0_ARB);
gGL.getTexUnit(0)->activate();
- if (gGLManager.mHasVertexShader)
+ if (gGLManager.mHasVertexShader && LLGLSLShader::sNoFixedFunction)
{ //make sure vertex attribs are all disabled
GLint count;
glGetIntegerv(GL_MAX_VERTEX_ATTRIBS_ARB, &count);