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authorSimon Hausmann <simon.hausmann@digia.com>2012-10-17 16:21:14 +0200
committerSimon Hausmann <simon.hausmann@digia.com>2012-10-17 16:21:14 +0200
commit8995b83bcbfbb68245f779b64e5517627c6cc6ea (patch)
tree17985605dab9263cc2444bd4d45f189e142cca7c /Source/WebCore/platform/graphics/gpu/DrawingBuffer.cpp
parentb9c9652036d5e9f1e29c574f40bc73a35c81ace6 (diff)
Imported WebKit commit cf4f8fc6f19b0629f51860cb2d4b25e139d07e00 (http://svn.webkit.org/repository/webkit/trunk@131592)
New snapshot that includes the build fixes for Mac OS X 10.6 and earlier as well as the previously cherry-picked changes
Diffstat (limited to 'Source/WebCore/platform/graphics/gpu/DrawingBuffer.cpp')
-rw-r--r--Source/WebCore/platform/graphics/gpu/DrawingBuffer.cpp5
1 files changed, 4 insertions, 1 deletions
diff --git a/Source/WebCore/platform/graphics/gpu/DrawingBuffer.cpp b/Source/WebCore/platform/graphics/gpu/DrawingBuffer.cpp
index fe51104f0..282bde03f 100644
--- a/Source/WebCore/platform/graphics/gpu/DrawingBuffer.cpp
+++ b/Source/WebCore/platform/graphics/gpu/DrawingBuffer.cpp
@@ -54,7 +54,10 @@ static const float s_resourceAdjustedRatio = 0.5;
PassRefPtr<DrawingBuffer> DrawingBuffer::create(GraphicsContext3D* context, const IntSize& size, PreserveDrawingBuffer preserve, AlphaRequirement alpha)
{
Extensions3D* extensions = context->getExtensions();
- bool multisampleSupported = extensions->supports("GL_ANGLE_framebuffer_blit") && extensions->supports("GL_ANGLE_framebuffer_multisample") && extensions->supports("GL_OES_rgb8_rgba8");
+ bool multisampleSupported = extensions->maySupportMultisampling()
+ && extensions->supports("GL_ANGLE_framebuffer_blit")
+ && extensions->supports("GL_ANGLE_framebuffer_multisample")
+ && extensions->supports("GL_OES_rgb8_rgba8");
if (multisampleSupported) {
extensions->ensureEnabled("GL_ANGLE_framebuffer_blit");
extensions->ensureEnabled("GL_ANGLE_framebuffer_multisample");