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annotate src/video/quartz/SDL_QuartzVideo.h @ 555:2536446a92de

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From: Darrell Walisser Subject: Re: [SDL] OS X and power save Here ya go. This works just fine. One might complain that it doesn't generate the event until after wake as completed (there is about 5 seconds between the screen coming up and the expose event), but I think that's OK.
author Sam Lantinga <slouken@libsdl.org>
date Sat, 07 Dec 2002 06:48:49 +0000
parents 74262d2647ca
children 4bcf7dd06c47
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Library General Public License for more details.
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14
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15 You should have received a copy of the GNU Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22
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23 /*
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24 @file SDL_QuartzVideo.h
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25 @author Darrell Walisser, Max Horn, et al.
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26
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27 @abstract SDL video driver for Mac OS X.
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28
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29 @discussion
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30
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31 TODO
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32 - Hardware Cursor support with NSCursor instead of Carbon
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33 - Keyboard repeat/mouse speed adjust (if needed)
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34 - Multiple monitor support (currently only main display)
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35 - Accelerated blitting support
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36 - Fix white OpenGL window on minimize (fixed) (update: broken again on 10.2)
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37 - Find out what events should be sent/ignored if window is minimized
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38 - Find a way to deal with external resolution/depth switch while app is running
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39 - Resizeable windows (done)
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40 - Check accuracy of QZ_SetGamma()
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41 Problems:
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42 - OGL not working in full screen with software renderer
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43 - SetColors sets palette correctly but clears framebuffer
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44 - Crash in CG after several mode switches (I think this has been fixed)
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45 - Retained windows don't draw their title bar quite right (OS Bug) (not using retained windows)
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46 - Cursor in 8 bit modes is screwy (might just be Radeon PCI bug) (update: not just Radeon)
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47 - Warping cursor delays mouse events for a fraction of a second,
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48 there is a hack around this that helps a bit
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49 */
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50
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51 #include <Cocoa/Cocoa.h>
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52 #include <OpenGL/OpenGL.h>
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53 #include <Carbon/Carbon.h>
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54 #include <QuickTime/QuickTime.h>
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55
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56 #include "SDL_video.h"
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57 #include "SDL_error.h"
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58 #include "SDL_timer.h"
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59 #include "SDL_syswm.h"
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60 #include "SDL_sysvideo.h"
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61 #include "SDL_pixels_c.h"
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62 #include "SDL_events_c.h"
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63
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64 /*
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65 Add methods to get at private members of NSScreen.
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66 Since there is a bug in Apple's screen switching code
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67 that does not update this variable when switching
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68 to fullscreen, we'll set it manually (but only for the
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69 main screen).
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70 */
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71 @interface NSScreen (NSScreenAccess)
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72 - (void) setFrame:(NSRect)frame;
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73 @end
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74
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75 @implementation NSScreen (NSScreenAccess)
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76 - (void) setFrame:(NSRect)frame;
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77 {
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78 _frame = frame;
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79 }
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80 @end
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81
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82 /*
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83 This is a workaround to directly access NSOpenGLContext's CGL context
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84 We need this to check for errors NSOpenGLContext doesn't support
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85 */
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86 @interface NSOpenGLContext (CGLContextAccess)
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87 - (CGLContextObj) cglContext;
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88 @end
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89
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90 @implementation NSOpenGLContext (CGLContextAccess)
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91 - (CGLContextObj) cglContext;
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92 {
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93 return _contextAuxiliary;
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94 }
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95 @end
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96
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97 /*
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98 Structure for rez switch gamma fades
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99 We can hide the monitor flicker by setting the gamma tables to 0
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100 */
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101 #define QZ_GAMMA_TABLE_SIZE 256
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102
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103 typedef struct {
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104
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105 CGGammaValue red[QZ_GAMMA_TABLE_SIZE];
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106 CGGammaValue green[QZ_GAMMA_TABLE_SIZE];
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107 CGGammaValue blue[QZ_GAMMA_TABLE_SIZE];
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108
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109 } SDL_QuartzGammaTable;
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110
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111 /* Main driver structure to store required state information */
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112 typedef struct SDL_PrivateVideoData {
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113
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114 CGDirectDisplayID display; /* 0 == main display (only support single display) */
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115 CFDictionaryRef mode; /* current mode of the display */
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116 CFDictionaryRef save_mode; /* original mode of the display */
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117 CFArrayRef mode_list; /* list of available fullscreen modes */
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118 CGDirectPaletteRef palette; /* palette of an 8-bit display */
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119 NSOpenGLContext *gl_context; /* OpenGL rendering context */
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120 Uint32 width, height, bpp; /* frequently used data about the display */
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121 Uint32 flags; /* flags for current mode, for teardown purposes */
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122 Uint32 video_set; /* boolean; indicates if video was set correctly */
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123 Uint32 warp_flag; /* boolean; notify to event loop that a warp just occured */
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124 Uint32 warp_ticks; /* timestamp when the warp occured */
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125 NSWindow *window; /* Cocoa window to implement the SDL window */
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126 NSQuickDrawView *view; /* the window's view; draw 2D and OpenGL into this view */
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127 SDL_Surface *resize_icon; /* icon for the resize badge, we have to draw it by hand */
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128 SDL_GrabMode current_grab_mode; /* default value is SDL_GRAB_OFF */
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129 BOOL in_foreground; /* boolean; indicate if app is in foreground or not */
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130 SDL_Rect **client_mode_list; /* resolution list to pass back to client */
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131 SDLKey keymap[256]; /* Mac OS X to SDL key mapping */
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132 Uint32 current_mods; /* current keyboard modifiers, to track modifier state */
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133 Uint32 last_virtual_button;/* last virtual mouse button pressed */
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134 io_connect_t powerConnection; /* used with IOKit to detect wake from sleep */
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135
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136 ImageDescriptionHandle yuv_idh;
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137 MatrixRecordPtr yuv_matrix;
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138 DecompressorComponent yuv_codec;
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139 ImageSequence yuv_seq;
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140 PlanarPixmapInfoYUV420 *yuv_pixmap;
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141 Sint16 yuv_width, yuv_height;
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142 CGrafPtr yuv_port;
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143
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144 } SDL_PrivateVideoData ;
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145
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146 #define _THIS SDL_VideoDevice *this
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147 #define display_id (this->hidden->display)
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148 #define mode (this->hidden->mode)
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149 #define save_mode (this->hidden->save_mode)
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150 #define mode_list (this->hidden->mode_list)
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151 #define palette (this->hidden->palette)
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152 #define gl_context (this->hidden->gl_context)
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153 #define device_width (this->hidden->width)
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154 #define device_height (this->hidden->height)
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155 #define device_bpp (this->hidden->bpp)
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156 #define mode_flags (this->hidden->flags)
158
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157 #define qz_window (this->hidden->window)
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158 #define window_view (this->hidden->view)
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159 #define video_set (this->hidden->video_set)
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160 #define warp_ticks (this->hidden->warp_ticks)
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161 #define warp_flag (this->hidden->warp_flag)
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162 #define resize_icon (this->hidden->resize_icon)
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163 #define current_grab_mode (this->hidden->current_grab_mode)
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164 #define in_foreground (this->hidden->in_foreground)
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165 #define client_mode_list (this->hidden->client_mode_list)
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166 #define keymap (this->hidden->keymap)
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167 #define current_mods (this->hidden->current_mods)
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168 #define last_virtual_button (this->hidden->last_virtual_button)
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169 #define powerConnection (this->hidden->powerConnection)
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170
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171 #define yuv_idh (this->hidden->yuv_idh)
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172 #define yuv_matrix (this->hidden->yuv_matrix)
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173 #define yuv_codec (this->hidden->yuv_codec)
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174 #define yuv_seq (this->hidden->yuv_seq)
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175 #define yuv_pixmap (this->hidden->yuv_pixmap)
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176 #define yuv_data (this->hidden->yuv_data)
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177 #define yuv_width (this->hidden->yuv_width)
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178 #define yuv_height (this->hidden->yuv_height)
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179 #define yuv_port (this->hidden->yuv_port)
272
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180
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181 /*
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182 Obscuring code: maximum number of windows above ours (inclusive)
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183
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184 Note: this doesn't work too well in practice and should be
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185 phased out when we add OpenGL 2D acceleration. It was never
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186 enabled in the first place, so this shouldn't be a problem ;-)
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187 */
272
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188 #define kMaxWindows 256
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189
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190 /* Some of the Core Graphics Server API for obscuring code */
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191 #define kCGSWindowLevelTop 2147483632
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192 #define kCGSWindowLevelDockIconDrag 500
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193 #define kCGSWindowLevelDockMenu 101
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194 #define kCGSWindowLevelMenuIgnore 21
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195 #define kCGSWindowLevelMenu 20
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196 #define kCGSWindowLevelDockLabel 12
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197 #define kCGSWindowLevelDockIcon 11
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198 #define kCGSWindowLevelDock 10
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199 #define kCGSWindowLevelUtility 3
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200 #define kCGSWindowLevelNormal 0
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201
501
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202 /*
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203 For completeness; We never use these window levels, they are always below us
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204 #define kCGSWindowLevelMBarShadow -20
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205 #define kCGSWindowLevelDesktopPicture -2147483647
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206 #define kCGSWindowLevelDesktop -2147483648
272
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207 */
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208
272
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209 typedef CGError CGSError;
390
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210 typedef long CGSWindowCount;
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211 typedef void * CGSConnectionID;
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212 typedef int CGSWindowID;
272
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213 typedef CGSWindowID* CGSWindowIDList;
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214 typedef CGWindowLevel CGSWindowLevel;
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215 typedef NSRect CGSRect;
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216
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217 extern CGSConnectionID _CGSDefaultConnection ();
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218
390
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219 extern CGSError CGSGetOnScreenWindowList (CGSConnectionID cid,
272
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220 CGSConnectionID owner,
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221 CGSWindowCount listCapacity,
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222 CGSWindowIDList list,
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223 CGSWindowCount *listCount);
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224
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225 extern CGSError CGSGetScreenRectForWindow (CGSConnectionID cid,
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226 CGSWindowID wid,
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227 CGSRect *rect);
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228
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229 extern CGWindowLevel CGSGetWindowLevel (CGSConnectionID cid,
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230 CGSWindowID wid,
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231 CGSWindowLevel *level);
390
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232
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233 extern CGSError CGSDisplayHWFill (CGDirectDisplayID id, unsigned int x, unsigned int y,
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234 unsigned int w, unsigned int h, unsigned int color);
272
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235
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236 extern CGSError CGSDisplayCanHWFill (CGDirectDisplayID id);
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237
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238 extern CGSError CGSGetMouseEnabledFlags (CGSConnectionID cid, CGSWindowID wid, int *flags);
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239
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240 /* Bootstrap functions */
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241 static int QZ_Available ();
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242 static SDL_VideoDevice* QZ_CreateDevice (int device_index);
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243 static void QZ_DeleteDevice (SDL_VideoDevice *device);
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244
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245 /* Initialization, Query, Setup, and Redrawing functions */
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246 static int QZ_VideoInit (_THIS, SDL_PixelFormat *video_format);
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247
390
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248 static SDL_Rect** QZ_ListModes (_THIS, SDL_PixelFormat *format,
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249 Uint32 flags);
47
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250 static void QZ_UnsetVideoMode (_THIS);
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251
390
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252 static SDL_Surface* QZ_SetVideoMode (_THIS, SDL_Surface *current,
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253 int width, int height, int bpp,
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254 Uint32 flags);
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255 static int QZ_ToggleFullScreen (_THIS, int on);
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256 static int QZ_SetColors (_THIS, int first_color,
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257 int num_colors, SDL_Color *colors);
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258 static void QZ_DirectUpdate (_THIS, int num_rects, SDL_Rect *rects);
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259 static int QZ_LockWindow (_THIS, SDL_Surface *surface);
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260 static void QZ_UnlockWindow (_THIS, SDL_Surface *surface);
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261 static void QZ_UpdateRects (_THIS, int num_rects, SDL_Rect *rects);
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262 static void QZ_VideoQuit (_THIS);
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263
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264 /* Hardware surface functions (for fullscreen mode only) */
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265 static int QZ_FillHWRect (_THIS, SDL_Surface *dst, SDL_Rect *rect, Uint32 color);
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266 static int QZ_LockHWSurface(_THIS, SDL_Surface *surface);
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267 static void QZ_UnlockHWSurface(_THIS, SDL_Surface *surface);
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268 static void QZ_FreeHWSurface (_THIS, SDL_Surface *surface);
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269 /* static int QZ_FlipHWSurface (_THIS, SDL_Surface *surface); */
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270
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271 /* Gamma Functions */
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272 static int QZ_SetGamma (_THIS, float red, float green, float blue);
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273 static int QZ_GetGamma (_THIS, float *red, float *green, float *blue);
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274 static int QZ_SetGammaRamp (_THIS, Uint16 *ramp);
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275 static int QZ_GetGammaRamp (_THIS, Uint16 *ramp);
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276
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277 /* OpenGL functions */
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278 static int QZ_SetupOpenGL (_THIS, int bpp, Uint32 flags);
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279 static void QZ_TearDownOpenGL (_THIS);
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280 static void* QZ_GL_GetProcAddress (_THIS, const char *proc);
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281 static int QZ_GL_GetAttribute (_THIS, SDL_GLattr attrib, int* value);
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282 static int QZ_GL_MakeCurrent (_THIS);
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283 static void QZ_GL_SwapBuffers (_THIS);
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284 static int QZ_GL_LoadLibrary (_THIS, const char *location);
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285
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286 /* Private function to warp the cursor (used internally) */
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287 static void QZ_PrivateWarpCursor (_THIS, int x, int y);
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288
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289 /* Cursor and Mouse functions */
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290 static void QZ_FreeWMCursor (_THIS, WMcursor *cursor);
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291 static WMcursor* QZ_CreateWMCursor (_THIS, Uint8 *data, Uint8 *mask,
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292 int w, int h, int hot_x, int hot_y);
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293 static int QZ_ShowWMCursor (_THIS, WMcursor *cursor);
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294 static void QZ_WarpWMCursor (_THIS, Uint16 x, Uint16 y);
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295 static void QZ_MoveWMCursor (_THIS, int x, int y);
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296 static void QZ_CheckMouseMode (_THIS);
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297
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298 /* Event functions */
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299 static void QZ_InitOSKeymap (_THIS);
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300 static void QZ_PumpEvents (_THIS);
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301
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302 /* Window Manager functions */
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303 static void QZ_SetCaption (_THIS, const char *title, const char *icon);
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304 static void QZ_SetIcon (_THIS, SDL_Surface *icon, Uint8 *mask);
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305 static int QZ_IconifyWindow (_THIS);
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306 static SDL_GrabMode QZ_GrabInput (_THIS, SDL_GrabMode grab_mode);
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307 /*static int QZ_GetWMInfo (_THIS, SDL_SysWMinfo *info);*/
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308
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309 /* YUV functions */
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310 static SDL_Overlay* QZ_CreateYUVOverlay (_THIS, int width, int height,
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311 Uint32 format, SDL_Surface *display);