Second Life viewer sources 1.20.2

1 files changed, 3 insertions, 1 deletions

diff --git a/linden/indra/llwindow/llgl.cpp b/linden/indra/llwindow/llgl.cpp
index 07840c1..a059cd4 100644
--- a/linden/indra/llwindow/llgl.cpp
+++ b/linden/indra/llwindow/llgl.cpp
@@ -563,7 +563,9 @@ void LLGLManager::initExtensions()
         mHasCompressedTextures = glh_init_extensions("GL_ARB_texture_compression");
         mHasOcclusionQuery = ExtensionExists("GL_ARB_occlusion_query", gGLHExts.mSysExts);
         mHasVertexBufferObject = ExtensionExists("GL_ARB_vertex_buffer_object", gGLHExts.mSysExts);
-        mHasFramebufferObject = ExtensionExists("GL_EXT_framebuffer_object", gGLHExts.mSysExts);
+        // mask out FBO support when packed_depth_stencil isn't there 'cause we need it for LLRenderTarget -Brad
+        mHasFramebufferObject = ExtensionExists("GL_EXT_framebuffer_object", gGLHExts.mSysExts)
+                && ExtensionExists("GL_EXT_packed_depth_stencil", gGLHExts.mSysExts);
 #if !LL_DARWIN
         mHasPointParameters = !mIsATI && ExtensionExists("GL_ARB_point_parameters", gGLHExts.mSysExts);
 #endif