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annotate src/video/quartz/SDL_QuartzWindow.m @ 1921:f3399f779a1d

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Bug fixes to the OpenGL renderer
author Sam Lantinga <slouken@libsdl.org>
date Sat, 22 Jul 2006 18:01:56 +0000
parents c121d94672cb
children
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2003 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 #include "SDL_config.h"
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23
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24 #include "SDL_QuartzVideo.h"
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25 #include "SDL_QuartzWindow.h"
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26
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27 /*
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28 This function makes the *SDL region* of the window 100% opaque.
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29 The genie effect uses the alpha component. Otherwise,
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30 it doesn't seem to matter what value it has.
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31 */
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32 static void
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33 QZ_SetPortAlphaOpaque ()
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34 {
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35
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36 SDL_Surface *surface = current_video->screen;
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37 int bpp;
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38
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39 bpp = surface->format->BitsPerPixel;
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40
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41 if (bpp == 32) {
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42
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43 Uint32 *pixels = (Uint32 *) surface->pixels;
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44 Uint32 rowPixels = surface->pitch / 4;
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45 Uint32 i, j;
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46
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47 for (i = 0; i < surface->h; i++)
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48 for (j = 0; j < surface->w; j++) {
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49
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50 pixels[(i * rowPixels) + j] |= 0xFF000000;
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51 }
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52 }
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53 }
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54
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55 @implementation SDL_QuartzWindow
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56 /* we override these methods to fix the miniaturize animation/dock icon bug */
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57 - (void) miniaturize:(id) sender {
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58 if (SDL_VideoSurface->flags & SDL_INTERNALOPENGL) {
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59
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60 /*
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61 Future: Grab framebuffer and put into NSImage
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62 [ qz_window setMiniwindowImage:image ];
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63 */
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64 } else {
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65
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66 /* make the alpha channel opaque so anim won't have holes in it */
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67 QZ_SetPortAlphaOpaque ();
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68 }
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69
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70 /* window is hidden now */
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71 SDL_PrivateAppActive (0, SDL_APPACTIVE);
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72
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73 [super miniaturize:sender];
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74 }
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75
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76 -(void) display {
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77 /*
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78 This method fires just before the window deminaturizes from the Dock.
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79
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80 We'll save the current visible surface, let the window manager redraw any
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81 UI elements, and restore the SDL surface. This way, no expose event
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82 is required, and the deminiaturize works perfectly.
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83 */
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84 SDL_VideoDevice *this = (SDL_VideoDevice *) current_video;
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85
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86 /* make sure pixels are fully opaque */
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87 if (!(SDL_VideoSurface->flags & SDL_INTERNALOPENGL))
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88 QZ_SetPortAlphaOpaque ();
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89
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90 /* save current visible SDL surface */
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91 [self cacheImageInRect:[window_view frame]];
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92
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93 /* let the window manager redraw controls, border, etc */
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94 [super display];
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95
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96 /* restore visible SDL surface */
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97 [self restoreCachedImage];
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98
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99 /* window is visible again */
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100 SDL_PrivateAppActive (1, SDL_APPACTIVE);
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101 }
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102
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103 -(void) setFrame:(NSRect)
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104 frameRect display:(BOOL) flag
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105 {
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106
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107 /*
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108 If the video surface is NULL, this originated from QZ_SetVideoMode,
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109 so don't send the resize event.
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110 */
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111 SDL_VideoDevice *this = (SDL_VideoDevice *) current_video;
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112
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113 if (this && SDL_VideoSurface == NULL) {
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114
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115 [super setFrame: frameRect display:flag];
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116 } else if (this && qz_window) {
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117
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118 NSRect newViewFrame;
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119
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120 [super setFrame: frameRect display:flag];
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121
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122 newViewFrame =[window_view frame];
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123
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124 SDL_PrivateResize (newViewFrame.size.width, newViewFrame.size.height);
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125
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126 /* If not OpenGL, we have to update the pixels and pitch */
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127 if (!(SDL_VideoSurface->flags & SDL_INTERNALOPENGL)) {
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128
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129 CGrafPtr thePort =[window_view qdPort];
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130 LockPortBits (thePort);
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131
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132 SDL_VideoSurface->pixels =
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133 GetPixBaseAddr (GetPortPixMap (thePort));
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134 SDL_VideoSurface->pitch =
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135 GetPixRowBytes (GetPortPixMap (thePort));
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136
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137 /*
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138 SDL_VideoSurface->pixels now points to the window's pixels
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139 We want it to point to the *view's* pixels
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140 */
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141 {
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142 int vOffset =[qz_window frame].size.height -
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143 newViewFrame.size.height - newViewFrame.origin.y;
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144
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145 int hOffset = newViewFrame.origin.x;
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146
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147 SDL_VideoSurface->pixels =
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148 (Uint8 *) SDL_VideoSurface->pixels +
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149 (vOffset * SDL_VideoSurface->pitch) +
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150 hOffset * (device_bpp / 8);
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151 }
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152
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153 UnlockPortBits (thePort);
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154 }
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155 }
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156 }
501
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157
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158 -(void) appDidHide:(NSNotification *) note {
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159 SDL_PrivateAppActive (0, SDL_APPACTIVE);
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160 }
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161
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162 -(void) appWillUnhide:(NSNotification *) note {
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163 SDL_VideoDevice *this = (SDL_VideoDevice *) current_video;
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164
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165 if (this) {
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166
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167 /* make sure pixels are fully opaque */
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168 if (!(SDL_VideoSurface->flags & SDL_INTERNALOPENGL))
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169 QZ_SetPortAlphaOpaque ();
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170
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171 /* save current visible SDL surface */
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172 [self cacheImageInRect:[window_view frame]];
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173 }
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174 }
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175
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176 -(void) appDidUnhide:(NSNotification *) note {
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177 /* restore cached image, since it may not be current, post expose event too */
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178 [self restoreCachedImage];
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179
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180 /*SDL_PrivateExpose (); */
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181
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182 SDL_PrivateAppActive (1, SDL_APPACTIVE);
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183 }
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184
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185 -(id) initWithContentRect:(NSRect)
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186 contentRect styleMask:(unsigned int)
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187 styleMask backing:(NSBackingStoreType)
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188 backingType defer:(BOOL) flag
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189 {
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190 /* Make our window subclass receive these application notifications */
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191 [[NSNotificationCenter defaultCenter] addObserver: self selector: @selector (appDidHide: )name: NSApplicationDidHideNotification object:NSApp];
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192
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193 [[NSNotificationCenter defaultCenter] addObserver: self selector: @selector (appDidUnhide: )name: NSApplicationDidUnhideNotification object:NSApp];
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194
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195 [[NSNotificationCenter defaultCenter] addObserver: self selector: @selector (appWillUnhide: )name: NSApplicationWillUnhideNotification object:NSApp];
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196
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197 return[super initWithContentRect: contentRect styleMask: styleMask backing: backingType defer:flag];
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198 }
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199
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200 @end @ implementation SDL_QuartzWindowDelegate - (BOOL) windowShouldClose:(id) sender
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201 {
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202 SDL_PrivateQuit ();
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203 return NO;
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204 }
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205
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206 -(void) windowDidBecomeKey:(NSNotification *) aNotification {
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207 QZ_DoActivate (current_video);
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208 }
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209
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210 -(void) windowDidResignKey:(NSNotification *) aNotification {
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211 QZ_DoDeactivate (current_video);
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212 }
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213
58
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214 @end