FGFS-4.1/OpenSceneGraph
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Simplified code using GLEXtensions.

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This commit is contained in:
Robert Osfield 2021-03-31 15:54:07 +01:00
parent e9ab9ca108
commit 0612b03eab
1 changed files with 3 additions and 10 deletions
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13
examples/osgmeshshader/osgmeshshader.cpp
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@ -41,22 +41,15 @@ public:
virtual void drawImplementation(osg::RenderInfo& renderInfo) const
{
const osg::GLExtensions* extensions = renderInfo.getState()->get<osg::GLExtensions>();
void* (* my_glXGetProcAddress) (const GLchar *name);
osg::setGLExtensionFuncPtr(my_glXGetProcAddress, "glXGetProcAddress", "glXGetProcAddressARB");
void (GL_APIENTRY * my_glDrawMeshTasksNV) (GLuint first, GLuint count);
osg::convertPointer(my_glDrawMeshTasksNV, my_glXGetProcAddress("glDrawMeshTasksNV"));
if (extensions->isMeshShaderSupported && my_glDrawMeshTasksNV)
if (extensions->isMeshShaderSupported && extensions->glDrawMeshTasksNV)
{
my_glDrawMeshTasksNV(first, count);
extensions->glDrawMeshTasksNV(first, count);
}
else
{
OSG_NOTICE<<"glDrawMeshTasksNV not supported. "<<std::endl;
}
}
};