diff options
Diffstat (limited to 'indra/llrender/llrendertarget.cpp')
| -rw-r--r-- | indra/llrender/llrendertarget.cpp | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/indra/llrender/llrendertarget.cpp b/indra/llrender/llrendertarget.cpp index 7f507a0b58..629664b76d 100644 --- a/indra/llrender/llrendertarget.cpp +++ b/indra/llrender/llrendertarget.cpp @@ -102,7 +102,7 @@ void LLRenderTarget::resize(U32 resx, U32 resy) } -bool LLRenderTarget::allocate(U32 resx, U32 resy, U32 color_fmt, bool depth, LLTexUnit::eTextureType usage) +bool LLRenderTarget::allocate(U32 resx, U32 resy, U32 color_fmt, bool depth, LLTexUnit::eTextureType usage, LLTexUnit::eTextureMipGeneration generateMipMaps) { LL_PROFILE_ZONE_SCOPED_CATEGORY_DISPLAY; llassert(usage == LLTexUnit::TT_TEXTURE); @@ -118,6 +118,13 @@ bool LLRenderTarget::allocate(U32 resx, U32 resy, U32 color_fmt, bool depth, LLT mUsage = usage; mUseDepth = depth; + + mGenerateMipMaps = generateMipMaps; + + 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)); + } if (depth) { @@ -512,6 +519,12 @@ void LLRenderTarget::flush() llassert(sCurFBO == mFBO); llassert(sBoundTarget == this); + if (mGenerateMipMaps == LLTexUnit::TMG_AUTO) { + LL_PROFILE_GPU_ZONE("rt generate mipmaps"); + bindTexture(0, 0, LLTexUnit::TFO_TRILINEAR); + glGenerateMipmap(GL_TEXTURE_2D); + } + if (mPreviousRT) { // a bit hacky -- pop the RT stack back two frames and push |