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lxdream.org :: lxdream/src/drivers/video_nsgl.c
lxdream 0.9.1
released Jun 29
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filename src/drivers/video_nsgl.c
changeset 681:1755a126b109
prev665:99ae9dc4cab7
next736:a02d1475ccfd
author nkeynes
date Sun Jun 01 00:47:45 2008 +0000 (14 years ago)
permissions -rw-r--r--
last change First cut of the Cocoa GUI implementation
view annotate diff log raw
     1 /**
     2  * $Id$
     3  *
     4  * Cocoa (NSOpenGL) video driver
     5  *
     6  * Copyright (c) 2005 Nathan Keynes.
     7  *
     8  * This program is free software; you can redistribute it and/or modify
     9  * it under the terms of the GNU General Public License as published by
    10  * the Free Software Foundation; either version 2 of the License, or
    11  * (at your option) any later version.
    12  *
    13  * This program is distributed in the hope that it will be useful,
    14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    16  * GNU General Public License for more details.
    17  */
    19 #include <AppKit/NSOpenGL.h>
    20 #include "drivers/video_nsgl.h"
    21 #include "drivers/video_gl.h"
    22 #include "pvr2/glutil.h"
    24 static NSOpenGLContext *nsgl_context = nil;
    26 gboolean video_nsgl_init_driver( NSView *view, display_driver_t driver )
    27 {
    28     NSAutoreleasePool *pool = [NSAutoreleasePool new];
    29 	NSOpenGLPixelFormatAttribute attributes[] = {
    30 			NSOpenGLPFAWindow,
    31 //			NSOpenGLPFADoubleBuffer,
    32 			NSOpenGLPFADepthSize, (NSOpenGLPixelFormatAttribute)24,
    33 			(NSOpenGLPixelFormatAttribute)nil };
    35 	NSOpenGLPixelFormat *pixelFormat = 
    36 		[[[NSOpenGLPixelFormat alloc] initWithAttributes: attributes] autorelease];
    37 	nsgl_context = 
    38 		[[NSOpenGLContext alloc] initWithFormat: pixelFormat shareContext: nil];
    39 	[nsgl_context setView: view];
    40 	[nsgl_context makeCurrentContext];
    41 	[pool release];
    42 	if( gl_fbo_is_supported() ) {
    43 		gl_fbo_init(driver);
    44 	} else {
    45 		ERROR( "FBO not supported" );
    46 		return FALSE;
    47 	}
    49 	return TRUE;
    50 }
    52 void video_nsgl_update()
    53 {
    54     if( nsgl_context != nil ) {
    55         [nsgl_context update];
    56     }
    57 }
    59 void video_nsgl_make_current()
    60 {
    61     if( nsgl_context != nil ) {
    62         [nsgl_context makeCurrentContext];
    63     }
    64 }
    66 void video_nsgl_swap_buffers()
    67 {
    68     if( nsgl_context != nil ) {
    69         [nsgl_context flushBuffer];
    70     }
    71 }
    73 void video_nsgl_shutdown()
    74 {
    75 	if( nsgl_context != nil ) {
    76 		[NSOpenGLContext clearCurrentContext];
    77 		[nsgl_context release];
    78 		nsgl_context = nil;
    79 	}
    80 }
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