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// license:BSD-3-Clause
// copyright-holders:R. Belmont
//============================================================
//
// oglview.mm - our OpenGL view
//
// Mac OSD by R. Belmont
//
//============================================================
#import "oglview.h"
#define SUPPORT_RETINA_RESOLUTION 1
@interface MAMEGLView ()
{
}
@end
@implementation MAMEGLView
- (void) awakeFromNib
{
NSOpenGLPixelFormatAttribute attrs[] =
{
NSOpenGLPFADoubleBuffer,
NSOpenGLPFADepthSize, 24,
0
};
NSOpenGLPixelFormat *pf = [[NSOpenGLPixelFormat alloc] initWithAttributes:attrs];
NSOpenGLContext* context = [[NSOpenGLContext alloc] initWithFormat:pf shareContext:nil];
[self setPixelFormat:pf];
[self setOpenGLContext:context];
#if SUPPORT_RETINA_RESOLUTION
// Opt-In to Retina resolution
[self setWantsBestResolutionOpenGLSurface:YES];
#endif // SUPPORT_RETINA_RESOLUTION
}
- (void) prepareOpenGL
{
[super prepareOpenGL];
[self initGL];
}
- (void) windowWillClose:(NSNotification*)notification
{
}
- (void) initGL
{
[[self openGLContext] makeCurrentContext];
GLint swapInt = 1;
[[self openGLContext] setValues:&swapInt forParameter:NSOpenGLCPSwapInterval];
}
- (void)reshape
{
[super reshape];
CGLLockContext([[self openGLContext] CGLContextObj]);
// NSRect viewRectPoints = [self bounds];
//#if SUPPORT_RETINA_RESOLUTION
// NSRect viewRectPixels = [self convertRectToBacking:viewRectPoints];
//#else
// NSRect viewRectPixels = viewRectPoints;
//#endif
CGLUnlockContext([[self openGLContext] CGLContextObj]);
}
- (void)renewGState
{
[[self window] disableScreenUpdatesUntilFlush];
[super renewGState];
}
- (void) drawRect: (NSRect) theRect
{
}
- (void) startDrawView
{
[[self openGLContext] makeCurrentContext];
CGLLockContext([[self openGLContext] CGLContextObj]);
}
- (void) completeDrawView
{
CGLFlushDrawable([[self openGLContext] CGLContextObj]);
CGLUnlockContext([[self openGLContext] CGLContextObj]);
}
- (void) dealloc
{
[super dealloc];
}
@end
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