FGFS-4.1/OpenSceneGraph
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Perliminary support for glGenerateMinMapEXT.

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This commit is contained in:
Robert Osfield
2005-07-25 16:12:24 +00:00
parent 384830d37e
commit bddaefd569
6 changed files with 53 additions and 4 deletions
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6
src/osgProducer/GraphicsContextImplementation.cpp
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@@ -14,6 +14,7 @@
#include <osgProducer/GraphicsContextImplementation>
#include <osg/TextureRectangle>
#include <osg/TextureCubeMap>
#include <osg/Notify>
using namespace osgProducer;
@@ -56,7 +57,8 @@ GraphicsContextImplementation::GraphicsContextImplementation(Traits* traits)
if (traits->_target)
{
_rs->setRenderToTextureOptions(Producer::RenderSurface::RenderToTextureOptions_Default);
_rs->setRenderToTextureOptions(traits->_mipMapGeneration ? Producer::RenderSurface::RequestSpaceForMipMaps :
Producer::RenderSurface::RenderToTextureOptions_Default);
_rs->setRenderToTextureMipMapLevel(traits->_level);
_rs->setRenderToTextureMode(traits->_alpha>0 ? Producer::RenderSurface::RenderToRGBATexture :
Producer::RenderSurface::RenderToRGBTexture);
@@ -70,10 +72,12 @@ GraphicsContextImplementation::GraphicsContextImplementation(Traits* traits)
_rs->setRenderToTextureTarget(Producer::RenderSurface::Texture2D);
break;
case(GL_TEXTURE_3D) :
osg::notify(osg::NOTICE)<<"PBuffer render to Texture3D not supported."<<std::endl;
// not supported.
// _rs->setRenderToTextureTarget(Producer::RenderSurface::Texture3D);
break;
case(GL_TEXTURE_RECTANGLE) :
osg::notify(osg::NOTICE)<<"PBuffer render to TextureRectangle not supported."<<std::endl;
// not supported.
// _rs->setRenderToTextureTarget(Producer::RenderSurface::TextureRectangle);
break;