FGFS-4.1/OpenSceneGraph
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Added guards against FBO not being supported/setup

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This commit is contained in:
Robert Osfield
2008-06-30 16:53:06 +00:00
parent 55ea6e5e23
commit bec0fc9c32
1 changed files with 3 additions and 3 deletions
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6
src/osgUtil/RenderStage.cpp
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@@ -842,7 +842,7 @@ void RenderStage::drawInner(osg::RenderInfo& renderInfo,RenderLeaf*& previous, b
}
}
const FrameBufferObject* read_fbo = _fbo.get();
const FrameBufferObject* read_fbo = fbo_supported ? _fbo.get() : 0;
bool apply_read_fbo = false;
if (fbo_supported && _resolveFbo.valid() && fbo_ext->glBlitFramebufferEXT)
@@ -889,7 +889,7 @@ void RenderStage::drawInner(osg::RenderInfo& renderInfo,RenderLeaf*& previous, b
// now copy the rendered image to attached texture.
if (doCopyTexture)
{
SubFunc::applyReadFBO(apply_read_fbo, read_fbo, state);
if (read_fbo) SubFunc::applyReadFBO(apply_read_fbo, read_fbo, state);
copyTexture(renderInfo);
}
@@ -900,7 +900,7 @@ void RenderStage::drawInner(osg::RenderInfo& renderInfo,RenderLeaf*& previous, b
{
if (itr->second._image.valid())
{
SubFunc::applyReadFBO(apply_read_fbo, read_fbo, state);
if (read_fbo) SubFunc::applyReadFBO(apply_read_fbo, read_fbo, state);
if (using_multiple_render_targets)
{