OpenGLViewportRenderer.h

#ifndef OpenGLViewportRenderer_h_
#define OpenGLViewportRenderer_h_

#include <maya/MViewportRenderer.h>

class MDagPath;
class MBoundingBox;

//
// Sample plugin viewport renderer using the OpenGL API.
//
class OpenGLViewportRenderer : public MViewportRenderer
{
public:
    OpenGLViewportRenderer( const MString & name = "OpenGLViewportRenderer" );
    virtual ~OpenGLViewportRenderer();

    // Required virtual overrides from MViewportRenderer
    //
    virtual MStatus initialize();
    virtual MStatus uninitialize();
    virtual MStatus render( const MRenderingInfo &renderInfo );
    virtual bool    nativelySupports( MViewportRenderer::RenderingAPI api, 
                                          float version );
    virtual bool    override( MViewportRenderer::RenderingOverride override );

protected:
    bool            drawSurface( const MDagPath &dagPath, bool active, bool templated );
    bool            drawBounds( const MDagPath &dagPath,
                                const MBoundingBox &box);
    bool            setupLighting();
    bool            renderToTarget( const MRenderingInfo &renderInfo );

    RenderingAPI    m_API;      // Rendering API
    float           m_Version;  // OpenGL version number as float.
};

//
// Extends the OpenGLViewportRenderer class above
// with the ability to render the HUD and manipulators
// as well as the scene geometry.
//
class OpenGLViewportRendererHUD : public OpenGLViewportRenderer
{
public:
    OpenGLViewportRendererHUD();
    virtual unsigned int    overrideThenStandardExclusion() const;
};

#endif /* OpenGLViewportRenderer_h_ */

//-
// ==========================================================================
// Copyright 1995,2006,2008 Autodesk, Inc. All rights reserved.
//
// Use of this software is subject to the terms of the Autodesk
// license agreement provided at the time of installation or download,
// or which otherwise accompanies this software in either electronic
// or hard copy form.
// ==========================================================================
//+