FGFS-4.1/OpenSceneGraph
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Added glReadBuffer after each instance of glDrawBuffer to ensure that

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the any reads are done to the appropriate buffer.
This commit is contained in:
Robert Osfield
2004-08-02 09:30:13 +00:00
parent 6524fe1293
commit 364d40061d
1 changed files with 7 additions and 0 deletions
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7
src/osgUtil/SceneView.cpp
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@@ -675,9 +675,11 @@ void SceneView::draw()
_renderStageRight->drawPreRenderStages(*_state,previous);
glDrawBuffer(GL_BACK_LEFT);
glReadBuffer(GL_BACK_LEFT);
_renderStageLeft->draw(*_state,previous);
glDrawBuffer(GL_BACK_RIGHT);
glReadBuffer(GL_BACK_RIGHT);
_renderStageRight->draw(*_state,previous);
}
@@ -687,6 +689,7 @@ void SceneView::draw()
if( _drawBufferValue != GL_NONE)
{
glDrawBuffer(_drawBufferValue);
glReadBuffer(_drawBufferValue);
}
_localStateSet->setAttribute(_viewport.get());
@@ -743,6 +746,7 @@ void SceneView::draw()
if( _drawBufferValue != GL_NONE)
{
glDrawBuffer(_drawBufferValue);
glReadBuffer(_drawBufferValue);
}
// ensure that all color planes are active.
@@ -805,6 +809,7 @@ void SceneView::draw()
if( _drawBufferValue != GL_NONE)
{
glDrawBuffer(_drawBufferValue);
glReadBuffer(_drawBufferValue);
}
// ensure that all color planes are active.
@@ -866,6 +871,7 @@ void SceneView::draw()
if( _drawBufferValue != GL_NONE)
{
glDrawBuffer(_drawBufferValue);
glReadBuffer(_drawBufferValue);
}
// ensure that all color planes are active.
@@ -901,6 +907,7 @@ void SceneView::draw()
if( _drawBufferValue != GL_NONE)
{
glDrawBuffer(_drawBufferValue);
glReadBuffer(_drawBufferValue);
}
_localStateSet->setAttribute(_viewport.get());