filename | src/drivers/video_nsgl.m |
changeset | 1159:580436b01b6c |
prev | 1134:f502f3d32f90 |
next | 1251:b8ab59d39756 |
author | nkeynes |
date | Thu Feb 23 15:24:47 2012 +1000 (12 years ago) |
permissions | -rw-r--r-- |
last change | Check for existence of glDrawBuffer (assuming that glReadBuffer will follow). Note only need to guard the common code in gl_fbo.c |
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nkeynes@964 | 1 | /** |
nkeynes@964 | 2 | * $Id$ |
nkeynes@964 | 3 | * |
nkeynes@964 | 4 | * Cocoa (NSOpenGL) video driver |
nkeynes@964 | 5 | * |
nkeynes@964 | 6 | * Copyright (c) 2005 Nathan Keynes. |
nkeynes@964 | 7 | * |
nkeynes@964 | 8 | * This program is free software; you can redistribute it and/or modify |
nkeynes@964 | 9 | * it under the terms of the GNU General Public License as published by |
nkeynes@964 | 10 | * the Free Software Foundation; either version 2 of the License, or |
nkeynes@964 | 11 | * (at your option) any later version. |
nkeynes@964 | 12 | * |
nkeynes@964 | 13 | * This program is distributed in the hope that it will be useful, |
nkeynes@964 | 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
nkeynes@964 | 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
nkeynes@964 | 16 | * GNU General Public License for more details. |
nkeynes@964 | 17 | */ |
nkeynes@964 | 18 | |
nkeynes@964 | 19 | #include <AppKit/NSOpenGL.h> |
nkeynes@964 | 20 | #include <Foundation/NSAutoreleasePool.h> |
nkeynes@964 | 21 | #include "drivers/video_nsgl.h" |
nkeynes@964 | 22 | #include "drivers/video_gl.h" |
nkeynes@964 | 23 | #include "pvr2/glutil.h" |
nkeynes@964 | 24 | |
nkeynes@964 | 25 | static NSOpenGLContext *nsgl_context = nil; |
nkeynes@964 | 26 | |
nkeynes@964 | 27 | gboolean video_nsgl_init_driver( NSView *view, display_driver_t driver ) |
nkeynes@964 | 28 | { |
nkeynes@964 | 29 | NSAutoreleasePool *pool = [NSAutoreleasePool new]; |
nkeynes@964 | 30 | NSOpenGLPixelFormatAttribute attributes[] = { |
nkeynes@964 | 31 | NSOpenGLPFAWindow, |
nkeynes@964 | 32 | // NSOpenGLPFADoubleBuffer, |
nkeynes@964 | 33 | NSOpenGLPFADepthSize, (NSOpenGLPixelFormatAttribute)24, |
nkeynes@964 | 34 | (NSOpenGLPixelFormatAttribute)nil }; |
nkeynes@964 | 35 | |
nkeynes@964 | 36 | NSOpenGLPixelFormat *pixelFormat = |
nkeynes@964 | 37 | [[[NSOpenGLPixelFormat alloc] initWithAttributes: attributes] autorelease]; |
nkeynes@964 | 38 | nsgl_context = |
nkeynes@964 | 39 | [[NSOpenGLContext alloc] initWithFormat: pixelFormat shareContext: nil]; |
nkeynes@964 | 40 | [nsgl_context setView: view]; |
nkeynes@964 | 41 | [nsgl_context makeCurrentContext]; |
nkeynes@964 | 42 | [pool release]; |
nkeynes@1076 | 43 | driver->swap_buffers = video_nsgl_swap_buffers; |
nkeynes@1134 | 44 | driver->capabilities.has_gl = TRUE; |
nkeynes@964 | 45 | if( gl_fbo_is_supported() ) { |
nkeynes@964 | 46 | gl_fbo_init(driver); |
nkeynes@964 | 47 | } else { |
nkeynes@1076 | 48 | /* Note there is a 'native' buffer framework, but since all current |
nkeynes@1076 | 49 | * Apple drivers appear to support FBO, there's not much point in |
nkeynes@1076 | 50 | * doing the work to support them. |
nkeynes@1076 | 51 | */ |
nkeynes@964 | 52 | ERROR( "FBO not supported" ); |
nkeynes@964 | 53 | return FALSE; |
nkeynes@964 | 54 | } |
nkeynes@1159 | 55 | gl_vbo_init(driver); |
nkeynes@964 | 56 | |
nkeynes@964 | 57 | return TRUE; |
nkeynes@964 | 58 | } |
nkeynes@964 | 59 | |
nkeynes@964 | 60 | void video_nsgl_update() |
nkeynes@964 | 61 | { |
nkeynes@964 | 62 | if( nsgl_context != nil ) { |
nkeynes@964 | 63 | [nsgl_context update]; |
nkeynes@964 | 64 | } |
nkeynes@964 | 65 | } |
nkeynes@964 | 66 | |
nkeynes@964 | 67 | void video_nsgl_make_current() |
nkeynes@964 | 68 | { |
nkeynes@964 | 69 | if( nsgl_context != nil ) { |
nkeynes@964 | 70 | [nsgl_context makeCurrentContext]; |
nkeynes@964 | 71 | } |
nkeynes@964 | 72 | } |
nkeynes@964 | 73 | |
nkeynes@964 | 74 | void video_nsgl_swap_buffers() |
nkeynes@964 | 75 | { |
nkeynes@964 | 76 | if( nsgl_context != nil ) { |
nkeynes@964 | 77 | [nsgl_context flushBuffer]; |
nkeynes@964 | 78 | } |
nkeynes@964 | 79 | } |
nkeynes@964 | 80 | |
nkeynes@964 | 81 | void video_nsgl_shutdown() |
nkeynes@964 | 82 | { |
nkeynes@964 | 83 | if( nsgl_context != nil ) { |
nkeynes@964 | 84 | [NSOpenGLContext clearCurrentContext]; |
nkeynes@964 | 85 | [nsgl_context release]; |
nkeynes@964 | 86 | nsgl_context = nil; |
nkeynes@964 | 87 | } |
nkeynes@964 | 88 | } |
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