doom-ios/code/ios/RenderContext.h
2018-04-05 18:05:30 -05:00

70 lines
2 KiB
Objective-C
Executable file

/*
Copyright (C) 2009-2011 id Software LLC, a ZeniMax Media company.
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef IDMOBILELIB_RENDER_CONTEXT_H
#define IDMOBILELIB_RENDER_CONTEXT_H
#if defined(__OBJC__) && defined(__cplusplus)
#import <QuartzCore/QuartzCore.h>
#include <OpenGLES/ES1/gl.h>
#include <OpenGLES/ES1/glext.h>
#import <OpenGLES/EAGL.h>
#import <OpenGLES/EAGLDrawable.h>
class idRenderContext {
public:
idRenderContext();
virtual ~idRenderContext();
void Initialize( EAGLRenderingAPI apiVersion, EAGLSharegroup * sharegroup );
void InitFrameBuffer( CAEAGLLayer * layer );
void Begin();
void End();
void SetActiveContext();
void SwapBuffers();
void SetContextWidth( int width );
void SetContextHeight( int height );
int GetContextWidth() const { return mWidth; }
int GetContextHeight() const { return mHeight; }
EAGLSharegroup * GetShareGroup() { return [mEAGLContext sharegroup]; }
protected:
GLuint mViewRenderbuffer;
GLuint mViewFramebuffer;
GLuint mDepthRenderbuffer;
EAGLContext *mEAGLContext;
int mWidth;
int mHeight;
};
#endif
#endif // _RENDER_CONTEXT_H