From 08b933a0c67463f06f124420f16c8a3f7dc83f1f Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Wed, 3 Jul 2024 17:42:24 -0500 Subject: #1870 Tune up for better experience on integrated intel with low memory (#1872) * More deterministic vsize calculation. Add control for choosing downscale method. * Quick hack to make GLTF preview work again --- indra/llrender/llrendertarget.cpp | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) (limited to 'indra/llrender/llrendertarget.cpp') diff --git a/indra/llrender/llrendertarget.cpp b/indra/llrender/llrendertarget.cpp index efdde77a32..60159a0497 100644 --- a/indra/llrender/llrendertarget.cpp +++ b/indra/llrender/llrendertarget.cpp @@ -426,14 +426,17 @@ void LLRenderTarget::bindTarget() GL_COLOR_ATTACHMENT1, GL_COLOR_ATTACHMENT2, GL_COLOR_ATTACHMENT3}; - glDrawBuffers(static_cast(mTex.size()), drawbuffers); if (mTex.empty()) { //no color buffer to draw to glDrawBuffer(GL_NONE); glReadBuffer(GL_NONE); } - + else + { + glDrawBuffers(static_cast(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); } } -- cgit v1.2.3