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/*=========================================================================
Program: Visualization Toolkit
Module: vtkOpenGLHardwareSupport.h
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
// .NAME vtkOpenGLHardwareSupport - OpenGL rendering window
// .SECTION Description
// vtkOpenGLHardwareSupport is an implementation of methods used
// to query OpenGL and the hardware of what kind of graphics support
// is available. When VTK supports more than one Graphics API an
// abstract super class vtkHardwareSupport should be implemented
// for this class to derive from.
#ifndef vtkOpenGLHardwareSupport_h
#define vtkOpenGLHardwareSupport_h
#include "vtkRenderingOpenGLModule.h" // For export macro
#include "vtkObject.h"
class vtkOpenGLExtensionManager;
class VTKRENDERINGOPENGL_EXPORT vtkOpenGLHardwareSupport :
public vtkObject //: public vtkHardwareSupport
{
public:
vtkTypeMacro(vtkOpenGLHardwareSupport, vtkObject);
void PrintSelf(ostream& os, vtkIndent indent);
static vtkOpenGLHardwareSupport *New();
// Description:
// Return the number of fixed-function texture units.
int GetNumberOfFixedTextureUnits();
// Description:
// Return the total number of texture image units accessible by a shader
// program.
int GetNumberOfTextureUnits();
// Description:
// Test if MultiTexturing is supported.
bool GetSupportsMultiTexturing();
// Description:
// Set/Get a reference to a vtkRenderWindow which is Required
// for most methods of this class to work.
vtkGetObjectMacro(ExtensionManager, vtkOpenGLExtensionManager);
void SetExtensionManager(vtkOpenGLExtensionManager* extensionManager);
protected:
vtkOpenGLHardwareSupport();
~vtkOpenGLHardwareSupport();
private:
vtkOpenGLHardwareSupport(const vtkOpenGLHardwareSupport&); // Not implemented.
void operator=(const vtkOpenGLHardwareSupport&); // Not implemented.
bool ExtensionManagerSet();
vtkOpenGLExtensionManager* ExtensionManager;
};
#endif
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