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71 lines
2.2 KiB
C
71 lines
2.2 KiB
C
3 weeks ago
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/*=========================================================================
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Program: Visualization Toolkit
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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#ifndef vtkAbstractRenderDevice_h
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#define vtkAbstractRenderDevice_h
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#include "vtkObject.h"
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#include "vtkRenderingCoreModule.h" // For export macro
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#include <string> // For std::string
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class vtkRecti;
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class VTKRENDERINGCORE_EXPORT vtkAbstractRenderDevice : public vtkObject
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{
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public:
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vtkTypeMacro(vtkAbstractRenderDevice, vtkObject);
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void PrintSelf(ostream& os, vtkIndent indent) override;
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/**
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* @brief Make a new device, this class is abstract and one of its derived
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* forms will be returned, or NULL if no override has been provided.
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* @return A derived render device, or NULL if no suitable override is set.
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*/
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static vtkAbstractRenderDevice* New();
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/**
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* @brief Set the context that should be requested (must be set before the
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* widget is rendered for the first time.
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* @param major Major GL version, default is 2.
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* @param minor Minor GL version, default is 1.
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*/
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void SetRequestedGLVersion(int major, int minor);
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/**
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* @brief Create a window with the desired geometry.
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* @param geometry The geometry in screen coordinates for the window.
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* @return True on success, false on failure.
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*/
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virtual bool CreateNewWindow(const vtkRecti& geometry, const std::string& name) = 0;
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/**
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* @brief Make the context current so that it can be used by OpenGL. This is
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* an expensive call, and so its use should be minimized to once per render
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* ideally.
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*/
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virtual void MakeCurrent() = 0;
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protected:
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vtkAbstractRenderDevice();
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~vtkAbstractRenderDevice() override;
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int GLMajor;
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int GLMinor;
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private:
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vtkAbstractRenderDevice(const vtkAbstractRenderDevice&) = delete;
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void operator=(const vtkAbstractRenderDevice&) = delete;
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};
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#endif
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