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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2014 Blender Foundation.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): Jason Wilkins
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file ghost/intern/GHOST_ContextCGL.h
* \ingroup GHOST
*/
#ifndef __GHOST_CONTEXTCGL_H__
#define __GHOST_CONTEXTCGL_H__
#include "GHOST_Context.h"
//#define cglewGetContext() cglewContext
//#include <GL/cglew.h>
//extern "C" CGLEWContext *cglewContext;
#ifndef GHOST_OPENGL_CGL_CONTEXT_FLAGS
#define GHOST_OPENGL_CGL_CONTEXT_FLAGS 0
#endif
#ifndef GHOST_OPENGL_CGL_RESET_NOTIFICATION_STRATEGY
#define GHOST_OPENGL_CGL_RESET_NOTIFICATION_STRATEGY 0
#endif
@class NSWindow;
@class NSOpenGLView;
@class NSOpenGLContext;
class GHOST_ContextCGL : public GHOST_Context
{
public:
/**
* Constructor.
*/
GHOST_ContextCGL(
bool stereoVisual,
GHOST_TUns16 numOfAASamples,
NSWindow *window,
NSOpenGLView *openGLView,
int contextProfileMask,
int contextMajorVersion,
int contextMinorVersion,
int contextFlags,
int contextResetNotificationStrategy);
/**
* Destructor.
*/
~GHOST_ContextCGL();
/**
* Swaps front and back buffers of a window.
* \return A boolean success indicator.
*/
GHOST_TSuccess swapBuffers();
/**
* Activates the drawing context of this window.
* \return A boolean success indicator.
*/
GHOST_TSuccess activateDrawingContext();
/**
* Call immediately after new to initialize. If this fails then immediately delete the object.
* \return Indication as to whether initialization has succeeded.
*/
GHOST_TSuccess initializeDrawingContext();
/**
* Removes references to native handles from this context and then returns
* \return GHOST_kSuccess if it is OK for the parent to release the handles and
* GHOST_kFailure if releasing the handles will interfere with sharing
*/
GHOST_TSuccess releaseNativeHandles();
/**
* Sets the swap interval for swapBuffers.
* \param interval The swap interval to use.
* \return A boolean success indicator.
*/
GHOST_TSuccess setSwapInterval(int interval);
/**
* Gets the current swap interval for swapBuffers.
* \param intervalOut Variable to store the swap interval if it can be read.
* \return Whether the swap interval can be read.
*/
GHOST_TSuccess getSwapInterval(int&);
/**
* Updates the drawing context of this window.
* Needed whenever the window is changed.
* \return Indication of success.
*/
GHOST_TSuccess updateDrawingContext();
//protected:
// inline void activateCGLEW() const {
// cglewContext = m_cglewContext;
// }
private:
//void initContextCGLEW()
/** The window containing the OpenGL view */
NSWindow *m_window;
/** The openGL view */
NSOpenGLView *m_openGLView;
const int m_contextProfileMask;
const int m_contextMajorVersion;
const int m_contextMinorVersion;
const int m_contextFlags;
const int m_contextResetNotificationStrategy;
/** The OpenGL drawing context */
NSOpenGLContext *m_openGLContext;
//static CGLEWContext *s_cglewContext;
/** The first created OpenGL context (for sharing display lists) */
static NSOpenGLContext *s_sharedOpenGLContext;
static int s_sharedCount;
};
#endif // __GHOST_CONTEXTCGL_H__
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