Mercurial > projects > mde
annotate mde/sdl.d @ 45:0fd51d2c6c8a
Several changes to resising windows and layout widgets. This commit still has some bugs.
Moved the implementable widgets from mde.gui.widget.Widget to miscWidgets, leaving base widgets in Widget.
Rewrote some of GridLayoutWidget's implementation. Made many operations general to work for either columns or rows. Some optimisations were intended but ended up being removed due to problems.
Allowed layout's to resize from either direction (only with window resizes).
committer: Diggory Hardy <diggory.hardy@gmail.com>
author | Diggory Hardy <diggory.hardy@gmail.com> |
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date | Thu, 22 May 2008 11:34:09 +0100 |
parents | b3a6ca4516b4 |
children | a98ffb64f066 |
rev | line source |
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1 /* LICENSE BLOCK |
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2 Part of mde: a Modular D game-oriented Engine |
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3 Copyright © 2007-2008 Diggory Hardy |
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4 |
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5 This program is free software: you can redistribute it and/or modify it under the terms |
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6 of the GNU General Public License as published by the Free Software Foundation, either |
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7 version 2 of the License, or (at your option) any later version. |
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8 |
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9 This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; |
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10 without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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11 See the GNU General Public License for more details. |
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12 |
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13 You should have received a copy of the GNU General Public License |
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14 along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
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15 |
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16 /** Just a temporary place to put SDL Init and Video stuff. |
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17 */ |
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18 module mde.sdl; |
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19 |
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20 import mde.scheduler.initFunctions; |
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21 import mde.input.joystick; |
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22 import mde.Options; |
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23 import mde.gl.basic; |
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24 import imde = mde.imde; |
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25 |
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26 import tango.util.log.Log : Log, Logger; |
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27 import tango.stdc.stringz; |
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28 |
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29 import derelict.sdl.sdl; |
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30 |
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31 private Logger logger; |
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32 static this() { |
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33 logger = Log.getLogger ("mde.SDL"); |
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34 |
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35 init.addFunc (&initSdlAndGl, "initSdlAndGl"); |
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36 } |
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37 |
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38 private uint flags = 0; |
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39 |
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40 void initSdlAndGl() { // init func |
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41 // Initialise SDL |
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42 if (SDL_Init (SDL_INIT_VIDEO | SDL_INIT_JOYSTICK /+| SDL_INIT_EVENTTHREAD+/)) { |
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43 logger.fatal ("SDL initialisation failed:"); |
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44 char* msg = SDL_GetError (); |
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45 logger.fatal (msg ? fromStringz(msg) : "no reason available"); |
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46 |
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47 setInitFailure (); |
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48 return; |
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49 } |
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50 |
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51 debug logger.trace ("SDL initialised"); |
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52 |
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53 // Must be called after SDL has been initialised, so cannot be a separate Init function. |
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54 openJoysticks (); // after SDL init |
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55 cleanup.addFunc (&cleanupSDL, "cleanupSDL"); |
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56 |
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57 setupWindow(); |
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58 } |
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59 |
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60 void setupWindow() { // indirect init func (depends on initSdlAndGl) |
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61 // Window creation flags and size |
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62 flags = SDL_OPENGL; |
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63 if (vidOpts.hardware) flags |= SDL_HWSURFACE | SDL_DOUBLEBUF; |
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64 else flags |= SDL_SWSURFACE; |
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65 int w, h; |
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66 if (vidOpts.fullscreen) { |
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67 flags |= SDL_FULLSCREEN; |
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68 w = vidOpts.screenW; |
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69 h = vidOpts.screenH; |
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70 } |
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71 else { |
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72 if (vidOpts.resizable) flags |= SDL_RESIZABLE; |
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73 if (vidOpts.noFrame) flags |= SDL_NOFRAME; |
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74 w = vidOpts.windowW; |
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75 h = vidOpts.windowH; |
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76 } |
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77 |
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78 // OpenGL attributes |
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79 SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8); |
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80 SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8); |
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81 SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8); |
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82 SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24); |
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83 SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER,1); |
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84 |
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85 // Open a window |
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86 debug logger.trace ("Opening a window (this can crash if the libraries are messed up)"); |
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87 if (SDL_SetVideoMode (w, h, 32, flags) is null) { |
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88 logger.fatal ("Unable to set video mode:"); |
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89 char* msg = SDL_GetError (); |
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90 logger.fatal (msg ? fromStringz(msg) : "no reason available"); |
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91 |
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92 setInitFailure (); |
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93 return; |
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94 } |
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95 |
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96 // Now (must be done after GL context is created) we can try to load later version. |
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97 // The initial loading provides opengl 1.1 features. |
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98 /+ No later GL features are currently used. |
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99 try { |
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100 DerelictGL.loadVersions(GLVersion.Version21); |
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101 } catch (DerelictException de) { |
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102 logger.fatal ("Loading OpenGL version > 1.1 failed:"); |
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103 logger.fatal (de.msg); |
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104 |
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105 setInitFailure (); |
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106 return; |
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107 } |
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108 +/ |
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109 |
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110 // OpenGL stuff: |
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111 glSetup(); |
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112 setProjection (w, h); |
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113 |
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114 // Window-manager settings |
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115 SDL_WM_SetCaption (toStringz ("mde"), null); |
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116 // SDL_WM_GrabInput (use later) |
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117 } |
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118 |
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119 void resizeWindow (int w, int h) { |
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120 if (vidOpts.fullscreen) { |
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121 Options.setInt ("video", "screenW", w); |
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122 Options.setInt ("video", "screenH", h); |
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123 } else { |
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124 Options.setInt ("video", "windowW", w); |
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125 Options.setInt ("video", "windowH", h); |
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126 } |
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127 |
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128 if (SDL_SetVideoMode (w, h, 32, flags) is null) { |
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129 logger.fatal ("Unable to reset video mode:"); |
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130 char* msg = SDL_GetError (); |
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131 logger.fatal (msg ? fromStringz(msg) : "no reason available"); |
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132 |
36
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133 imde.run = false; |
32
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134 } |
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135 |
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136 // Reset the projection and viewport |
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137 setProjection (w, h); |
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138 } |
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139 |
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140 void cleanupSDL () { // cleanup func |
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141 closeJoysticks(); |
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142 SDL_Quit(); |
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143 } |
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144 |
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145 /+ Load of info-printing stuff (currently doesn't have a use) |
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146 // Print a load of info: |
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147 logger.info ("Available video modes:"); |
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148 char[128] tmp; |
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149 SDL_Rect** modes = SDL_ListModes (null, SDL_FULLSCREEN); |
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150 if (modes is null) logger.info ("None!"); |
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151 else if (modes is cast(SDL_Rect**) -1) logger.info ("All modes are available"); |
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152 else { |
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153 for (uint i = 0; modes[i] !is null; ++i) { |
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154 logger.info (logger.format (tmp, "\t{}x{}", modes[i].w, modes[i].h)); |
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155 } |
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156 } |
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157 |
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158 SDL_VideoInfo* vi = SDL_GetVideoInfo (); |
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159 if (vi !is null) { |
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160 logger.info ("Video info:"); |
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161 logger.info ("Hardware surface support: "~ (vi.flags & SDL_HWSURFACE ? "yes" : "no")); |
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162 logger.info (logger.format (tmp, "Video memory: {}", vi.video_mem)); |
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163 |
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164 if (vi.vfmt !is null) { |
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165 logger.info ("Best video mode:"); |
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166 logger.info (logger.format (tmp, "Bits per pixel: {}", vi.vfmt.BitsPerPixel)); |
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167 } |
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168 } |
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169 +/ |
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170 |
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171 |
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172 /** All video options. */ |
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173 OptionsVideo vidOpts; |
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174 class OptionsVideo : Options { |
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175 alias store!("fullscreen","hardware","resizable","noFrame") BOOL; |
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176 alias store!("screenW","screenH","windowW","windowH") INT; |
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177 //alias store!() CHARA; |
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178 |
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179 mixin (decBool!(BOOL.a)); |
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180 mixin (decInt!(INT.a)); |
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181 //mixin (decCharA!(CHARA.a)); |
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182 |
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183 this () { |
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184 mixin (aaBool!(BOOL.a)); |
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185 mixin (aaInt!(INT.a)); |
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186 //mixin (aaCharA!(CHARA.a)); |
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187 } |
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188 |
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189 static this() { |
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190 vidOpts = new OptionsVideo; |
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191 Options.addOptionsClass (vidOpts, "video"); |
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192 } |
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193 } |