diff options
Diffstat (limited to 'indra/llrender/llrendertarget.cpp')
| -rw-r--r-- | indra/llrender/llrendertarget.cpp | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/indra/llrender/llrendertarget.cpp b/indra/llrender/llrendertarget.cpp index efdde77a32..f700201ace 100644 --- a/indra/llrender/llrendertarget.cpp +++ b/indra/llrender/llrendertarget.cpp @@ -123,7 +123,7 @@ bool LLRenderTarget::allocate(U32 resx, U32 resy, U32 color_fmt, bool depth, LLT if (mGenerateMipMaps != LLTexUnit::TMG_NONE) { // Calculate the number of mip levels based upon resolution that we should have. - mMipLevels = 1 + floor(log10((float)llmax(mResX, mResY))/log10(2.0)); + mMipLevels = 1 + (U32)floor(log10((float)llmax(mResX, mResY)) / log10(2.0)); } if (depth) @@ -426,14 +426,17 @@ void LLRenderTarget::bindTarget() GL_COLOR_ATTACHMENT1, GL_COLOR_ATTACHMENT2, GL_COLOR_ATTACHMENT3}; - glDrawBuffers(static_cast<GLsizei>(mTex.size()), drawbuffers); if (mTex.empty()) { //no color buffer to draw to glDrawBuffer(GL_NONE); glReadBuffer(GL_NONE); } - + else + { + glDrawBuffers(static_cast<GLsizei>(mTex.size()), drawbuffers); + glReadBuffer(GL_COLOR_ATTACHMENT0); + } check_framebuffer_status(); glViewport(0, 0, mResX, mResY); @@ -519,7 +522,8 @@ void LLRenderTarget::flush() llassert(sCurFBO == mFBO); llassert(sBoundTarget == this); - if (mGenerateMipMaps == LLTexUnit::TMG_AUTO) { + if (mGenerateMipMaps == LLTexUnit::TMG_AUTO) + { LL_PROFILE_GPU_ZONE("rt generate mipmaps"); bindTexture(0, 0, LLTexUnit::TFO_TRILINEAR); glGenerateMipmap(GL_TEXTURE_2D); @@ -540,6 +544,8 @@ void LLRenderTarget::flush() glViewport(gGLViewport[0], gGLViewport[1], gGLViewport[2], gGLViewport[3]); sCurResX = gGLViewport[2]; sCurResY = gGLViewport[3]; + glReadBuffer(GL_BACK); + glDrawBuffer(GL_BACK); } } |