1 /* 2 SDL - Simple DirectMedia Layer 3 Copyright (C) 1997-2012 Sam Lantinga 4 5 This library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 This library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with this library; if not, write to the Free Software 17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 18 19 Sam Lantinga 20 slouken (at) libsdl.org 21 */ 22 #include "SDL_config.h" 23 24 #include "directx.h" 25 26 /* Not yet in the mingw32 cross-compile headers */ 27 #ifndef CDS_FULLSCREEN 28 #define CDS_FULLSCREEN 4 29 #endif 30 31 #include "SDL_timer.h" 32 #include "SDL_events.h" 33 #include "SDL_syswm.h" 34 #include "../SDL_sysvideo.h" 35 #include "../SDL_blit.h" 36 #include "../SDL_pixels_c.h" 37 #include "SDL_dx5video.h" 38 #include "../wincommon/SDL_syswm_c.h" 39 #include "../wincommon/SDL_sysmouse_c.h" 40 #include "SDL_dx5events_c.h" 41 #include "SDL_dx5yuv_c.h" 42 #include "../wincommon/SDL_wingl_c.h" 43 44 #ifdef _WIN32_WCE 45 #define NO_CHANGEDISPLAYSETTINGS 46 #endif 47 #ifndef WS_MAXIMIZE 48 #define WS_MAXIMIZE 0 49 #endif 50 #ifndef SWP_NOCOPYBITS 51 #define SWP_NOCOPYBITS 0 52 #endif 53 #ifndef PC_NOCOLLAPSE 54 #define PC_NOCOLLAPSE 0 55 #endif 56 57 58 /* DirectX function pointers for video and events */ 59 HRESULT (WINAPI *DDrawCreate)( GUID FAR *lpGUID, LPDIRECTDRAW FAR *lplpDD, IUnknown FAR *pUnkOuter ); 60 HRESULT (WINAPI *DInputCreate)(HINSTANCE hinst, DWORD dwVersion, LPDIRECTINPUT *ppDI, LPUNKNOWN punkOuter); 61 62 /* This is the rect EnumModes2 uses */ 63 struct DX5EnumRect { 64 SDL_Rect r; 65 int refreshRate; 66 struct DX5EnumRect* next; 67 }; 68 static struct DX5EnumRect *enumlists[NUM_MODELISTS]; 69 70 /* 71 * Experimentally determined values for c_cfDI* constants used in DirectX 5.0 72 */ 73 74 /* Keyboard */ 75 76 static DIOBJECTDATAFORMAT KBD_fmt[] = { 77 { &GUID_Key, 0, 0x8000000C, 0x00000000 }, 78 { &GUID_Key, 1, 0x8000010C, 0x00000000 }, 79 { &GUID_Key, 2, 0x8000020C, 0x00000000 }, 80 { &GUID_Key, 3, 0x8000030C, 0x00000000 }, 81 { &GUID_Key, 4, 0x8000040C, 0x00000000 }, 82 { &GUID_Key, 5, 0x8000050C, 0x00000000 }, 83 { &GUID_Key, 6, 0x8000060C, 0x00000000 }, 84 { &GUID_Key, 7, 0x8000070C, 0x00000000 }, 85 { &GUID_Key, 8, 0x8000080C, 0x00000000 }, 86 { &GUID_Key, 9, 0x8000090C, 0x00000000 }, 87 { &GUID_Key, 10, 0x80000A0C, 0x00000000 }, 88 { &GUID_Key, 11, 0x80000B0C, 0x00000000 }, 89 { &GUID_Key, 12, 0x80000C0C, 0x00000000 }, 90 { &GUID_Key, 13, 0x80000D0C, 0x00000000 }, 91 { &GUID_Key, 14, 0x80000E0C, 0x00000000 }, 92 { &GUID_Key, 15, 0x80000F0C, 0x00000000 }, 93 { &GUID_Key, 16, 0x8000100C, 0x00000000 }, 94 { &GUID_Key, 17, 0x8000110C, 0x00000000 }, 95 { &GUID_Key, 18, 0x8000120C, 0x00000000 }, 96 { &GUID_Key, 19, 0x8000130C, 0x00000000 }, 97 { &GUID_Key, 20, 0x8000140C, 0x00000000 }, 98 { &GUID_Key, 21, 0x8000150C, 0x00000000 }, 99 { &GUID_Key, 22, 0x8000160C, 0x00000000 }, 100 { &GUID_Key, 23, 0x8000170C, 0x00000000 }, 101 { &GUID_Key, 24, 0x8000180C, 0x00000000 }, 102 { &GUID_Key, 25, 0x8000190C, 0x00000000 }, 103 { &GUID_Key, 26, 0x80001A0C, 0x00000000 }, 104 { &GUID_Key, 27, 0x80001B0C, 0x00000000 }, 105 { &GUID_Key, 28, 0x80001C0C, 0x00000000 }, 106 { &GUID_Key, 29, 0x80001D0C, 0x00000000 }, 107 { &GUID_Key, 30, 0x80001E0C, 0x00000000 }, 108 { &GUID_Key, 31, 0x80001F0C, 0x00000000 }, 109 { &GUID_Key, 32, 0x8000200C, 0x00000000 }, 110 { &GUID_Key, 33, 0x8000210C, 0x00000000 }, 111 { &GUID_Key, 34, 0x8000220C, 0x00000000 }, 112 { &GUID_Key, 35, 0x8000230C, 0x00000000 }, 113 { &GUID_Key, 36, 0x8000240C, 0x00000000 }, 114 { &GUID_Key, 37, 0x8000250C, 0x00000000 }, 115 { &GUID_Key, 38, 0x8000260C, 0x00000000 }, 116 { &GUID_Key, 39, 0x8000270C, 0x00000000 }, 117 { &GUID_Key, 40, 0x8000280C, 0x00000000 }, 118 { &GUID_Key, 41, 0x8000290C, 0x00000000 }, 119 { &GUID_Key, 42, 0x80002A0C, 0x00000000 }, 120 { &GUID_Key, 43, 0x80002B0C, 0x00000000 }, 121 { &GUID_Key, 44, 0x80002C0C, 0x00000000 }, 122 { &GUID_Key, 45, 0x80002D0C, 0x00000000 }, 123 { &GUID_Key, 46, 0x80002E0C, 0x00000000 }, 124 { &GUID_Key, 47, 0x80002F0C, 0x00000000 }, 125 { &GUID_Key, 48, 0x8000300C, 0x00000000 }, 126 { &GUID_Key, 49, 0x8000310C, 0x00000000 }, 127 { &GUID_Key, 50, 0x8000320C, 0x00000000 }, 128 { &GUID_Key, 51, 0x8000330C, 0x00000000 }, 129 { &GUID_Key, 52, 0x8000340C, 0x00000000 }, 130 { &GUID_Key, 53, 0x8000350C, 0x00000000 }, 131 { &GUID_Key, 54, 0x8000360C, 0x00000000 }, 132 { &GUID_Key, 55, 0x8000370C, 0x00000000 }, 133 { &GUID_Key, 56, 0x8000380C, 0x00000000 }, 134 { &GUID_Key, 57, 0x8000390C, 0x00000000 }, 135 { &GUID_Key, 58, 0x80003A0C, 0x00000000 }, 136 { &GUID_Key, 59, 0x80003B0C, 0x00000000 }, 137 { &GUID_Key, 60, 0x80003C0C, 0x00000000 }, 138 { &GUID_Key, 61, 0x80003D0C, 0x00000000 }, 139 { &GUID_Key, 62, 0x80003E0C, 0x00000000 }, 140 { &GUID_Key, 63, 0x80003F0C, 0x00000000 }, 141 { &GUID_Key, 64, 0x8000400C, 0x00000000 }, 142 { &GUID_Key, 65, 0x8000410C, 0x00000000 }, 143 { &GUID_Key, 66, 0x8000420C, 0x00000000 }, 144 { &GUID_Key, 67, 0x8000430C, 0x00000000 }, 145 { &GUID_Key, 68, 0x8000440C, 0x00000000 }, 146 { &GUID_Key, 69, 0x8000450C, 0x00000000 }, 147 { &GUID_Key, 70, 0x8000460C, 0x00000000 }, 148 { &GUID_Key, 71, 0x8000470C, 0x00000000 }, 149 { &GUID_Key, 72, 0x8000480C, 0x00000000 }, 150 { &GUID_Key, 73, 0x8000490C, 0x00000000 }, 151 { &GUID_Key, 74, 0x80004A0C, 0x00000000 }, 152 { &GUID_Key, 75, 0x80004B0C, 0x00000000 }, 153 { &GUID_Key, 76, 0x80004C0C, 0x00000000 }, 154 { &GUID_Key, 77, 0x80004D0C, 0x00000000 }, 155 { &GUID_Key, 78, 0x80004E0C, 0x00000000 }, 156 { &GUID_Key, 79, 0x80004F0C, 0x00000000 }, 157 { &GUID_Key, 80, 0x8000500C, 0x00000000 }, 158 { &GUID_Key, 81, 0x8000510C, 0x00000000 }, 159 { &GUID_Key, 82, 0x8000520C, 0x00000000 }, 160 { &GUID_Key, 83, 0x8000530C, 0x00000000 }, 161 { &GUID_Key, 84, 0x8000540C, 0x00000000 }, 162 { &GUID_Key, 85, 0x8000550C, 0x00000000 }, 163 { &GUID_Key, 86, 0x8000560C, 0x00000000 }, 164 { &GUID_Key, 87, 0x8000570C, 0x00000000 }, 165 { &GUID_Key, 88, 0x8000580C, 0x00000000 }, 166 { &GUID_Key, 89, 0x8000590C, 0x00000000 }, 167 { &GUID_Key, 90, 0x80005A0C, 0x00000000 }, 168 { &GUID_Key, 91, 0x80005B0C, 0x00000000 }, 169 { &GUID_Key, 92, 0x80005C0C, 0x00000000 }, 170 { &GUID_Key, 93, 0x80005D0C, 0x00000000 }, 171 { &GUID_Key, 94, 0x80005E0C, 0x00000000 }, 172 { &GUID_Key, 95, 0x80005F0C, 0x00000000 }, 173 { &GUID_Key, 96, 0x8000600C, 0x00000000 }, 174 { &GUID_Key, 97, 0x8000610C, 0x00000000 }, 175 { &GUID_Key, 98, 0x8000620C, 0x00000000 }, 176 { &GUID_Key, 99, 0x8000630C, 0x00000000 }, 177 { &GUID_Key, 100, 0x8000640C, 0x00000000 }, 178 { &GUID_Key, 101, 0x8000650C, 0x00000000 }, 179 { &GUID_Key, 102, 0x8000660C, 0x00000000 }, 180 { &GUID_Key, 103, 0x8000670C, 0x00000000 }, 181 { &GUID_Key, 104, 0x8000680C, 0x00000000 }, 182 { &GUID_Key, 105, 0x8000690C, 0x00000000 }, 183 { &GUID_Key, 106, 0x80006A0C, 0x00000000 }, 184 { &GUID_Key, 107, 0x80006B0C, 0x00000000 }, 185 { &GUID_Key, 108, 0x80006C0C, 0x00000000 }, 186 { &GUID_Key, 109, 0x80006D0C, 0x00000000 }, 187 { &GUID_Key, 110, 0x80006E0C, 0x00000000 }, 188 { &GUID_Key, 111, 0x80006F0C, 0x00000000 }, 189 { &GUID_Key, 112, 0x8000700C, 0x00000000 }, 190 { &GUID_Key, 113, 0x8000710C, 0x00000000 }, 191 { &GUID_Key, 114, 0x8000720C, 0x00000000 }, 192 { &GUID_Key, 115, 0x8000730C, 0x00000000 }, 193 { &GUID_Key, 116, 0x8000740C, 0x00000000 }, 194 { &GUID_Key, 117, 0x8000750C, 0x00000000 }, 195 { &GUID_Key, 118, 0x8000760C, 0x00000000 }, 196 { &GUID_Key, 119, 0x8000770C, 0x00000000 }, 197 { &GUID_Key, 120, 0x8000780C, 0x00000000 }, 198 { &GUID_Key, 121, 0x8000790C, 0x00000000 }, 199 { &GUID_Key, 122, 0x80007A0C, 0x00000000 }, 200 { &GUID_Key, 123, 0x80007B0C, 0x00000000 }, 201 { &GUID_Key, 124, 0x80007C0C, 0x00000000 }, 202 { &GUID_Key, 125, 0x80007D0C, 0x00000000 }, 203 { &GUID_Key, 126, 0x80007E0C, 0x00000000 }, 204 { &GUID_Key, 127, 0x80007F0C, 0x00000000 }, 205 { &GUID_Key, 128, 0x8000800C, 0x00000000 }, 206 { &GUID_Key, 129, 0x8000810C, 0x00000000 }, 207 { &GUID_Key, 130, 0x8000820C, 0x00000000 }, 208 { &GUID_Key, 131, 0x8000830C, 0x00000000 }, 209 { &GUID_Key, 132, 0x8000840C, 0x00000000 }, 210 { &GUID_Key, 133, 0x8000850C, 0x00000000 }, 211 { &GUID_Key, 134, 0x8000860C, 0x00000000 }, 212 { &GUID_Key, 135, 0x8000870C, 0x00000000 }, 213 { &GUID_Key, 136, 0x8000880C, 0x00000000 }, 214 { &GUID_Key, 137, 0x8000890C, 0x00000000 }, 215 { &GUID_Key, 138, 0x80008A0C, 0x00000000 }, 216 { &GUID_Key, 139, 0x80008B0C, 0x00000000 }, 217 { &GUID_Key, 140, 0x80008C0C, 0x00000000 }, 218 { &GUID_Key, 141, 0x80008D0C, 0x00000000 }, 219 { &GUID_Key, 142, 0x80008E0C, 0x00000000 }, 220 { &GUID_Key, 143, 0x80008F0C, 0x00000000 }, 221 { &GUID_Key, 144, 0x8000900C, 0x00000000 }, 222 { &GUID_Key, 145, 0x8000910C, 0x00000000 }, 223 { &GUID_Key, 146, 0x8000920C, 0x00000000 }, 224 { &GUID_Key, 147, 0x8000930C, 0x00000000 }, 225 { &GUID_Key, 148, 0x8000940C, 0x00000000 }, 226 { &GUID_Key, 149, 0x8000950C, 0x00000000 }, 227 { &GUID_Key, 150, 0x8000960C, 0x00000000 }, 228 { &GUID_Key, 151, 0x8000970C, 0x00000000 }, 229 { &GUID_Key, 152, 0x8000980C, 0x00000000 }, 230 { &GUID_Key, 153, 0x8000990C, 0x00000000 }, 231 { &GUID_Key, 154, 0x80009A0C, 0x00000000 }, 232 { &GUID_Key, 155, 0x80009B0C, 0x00000000 }, 233 { &GUID_Key, 156, 0x80009C0C, 0x00000000 }, 234 { &GUID_Key, 157, 0x80009D0C, 0x00000000 }, 235 { &GUID_Key, 158, 0x80009E0C, 0x00000000 }, 236 { &GUID_Key, 159, 0x80009F0C, 0x00000000 }, 237 { &GUID_Key, 160, 0x8000A00C, 0x00000000 }, 238 { &GUID_Key, 161, 0x8000A10C, 0x00000000 }, 239 { &GUID_Key, 162, 0x8000A20C, 0x00000000 }, 240 { &GUID_Key, 163, 0x8000A30C, 0x00000000 }, 241 { &GUID_Key, 164, 0x8000A40C, 0x00000000 }, 242 { &GUID_Key, 165, 0x8000A50C, 0x00000000 }, 243 { &GUID_Key, 166, 0x8000A60C, 0x00000000 }, 244 { &GUID_Key, 167, 0x8000A70C, 0x00000000 }, 245 { &GUID_Key, 168, 0x8000A80C, 0x00000000 }, 246 { &GUID_Key, 169, 0x8000A90C, 0x00000000 }, 247 { &GUID_Key, 170, 0x8000AA0C, 0x00000000 }, 248 { &GUID_Key, 171, 0x8000AB0C, 0x00000000 }, 249 { &GUID_Key, 172, 0x8000AC0C, 0x00000000 }, 250 { &GUID_Key, 173, 0x8000AD0C, 0x00000000 }, 251 { &GUID_Key, 174, 0x8000AE0C, 0x00000000 }, 252 { &GUID_Key, 175, 0x8000AF0C, 0x00000000 }, 253 { &GUID_Key, 176, 0x8000B00C, 0x00000000 }, 254 { &GUID_Key, 177, 0x8000B10C, 0x00000000 }, 255 { &GUID_Key, 178, 0x8000B20C, 0x00000000 }, 256 { &GUID_Key, 179, 0x8000B30C, 0x00000000 }, 257 { &GUID_Key, 180, 0x8000B40C, 0x00000000 }, 258 { &GUID_Key, 181, 0x8000B50C, 0x00000000 }, 259 { &GUID_Key, 182, 0x8000B60C, 0x00000000 }, 260 { &GUID_Key, 183, 0x8000B70C, 0x00000000 }, 261 { &GUID_Key, 184, 0x8000B80C, 0x00000000 }, 262 { &GUID_Key, 185, 0x8000B90C, 0x00000000 }, 263 { &GUID_Key, 186, 0x8000BA0C, 0x00000000 }, 264 { &GUID_Key, 187, 0x8000BB0C, 0x00000000 }, 265 { &GUID_Key, 188, 0x8000BC0C, 0x00000000 }, 266 { &GUID_Key, 189, 0x8000BD0C, 0x00000000 }, 267 { &GUID_Key, 190, 0x8000BE0C, 0x00000000 }, 268 { &GUID_Key, 191, 0x8000BF0C, 0x00000000 }, 269 { &GUID_Key, 192, 0x8000C00C, 0x00000000 }, 270 { &GUID_Key, 193, 0x8000C10C, 0x00000000 }, 271 { &GUID_Key, 194, 0x8000C20C, 0x00000000 }, 272 { &GUID_Key, 195, 0x8000C30C, 0x00000000 }, 273 { &GUID_Key, 196, 0x8000C40C, 0x00000000 }, 274 { &GUID_Key, 197, 0x8000C50C, 0x00000000 }, 275 { &GUID_Key, 198, 0x8000C60C, 0x00000000 }, 276 { &GUID_Key, 199, 0x8000C70C, 0x00000000 }, 277 { &GUID_Key, 200, 0x8000C80C, 0x00000000 }, 278 { &GUID_Key, 201, 0x8000C90C, 0x00000000 }, 279 { &GUID_Key, 202, 0x8000CA0C, 0x00000000 }, 280 { &GUID_Key, 203, 0x8000CB0C, 0x00000000 }, 281 { &GUID_Key, 204, 0x8000CC0C, 0x00000000 }, 282 { &GUID_Key, 205, 0x8000CD0C, 0x00000000 }, 283 { &GUID_Key, 206, 0x8000CE0C, 0x00000000 }, 284 { &GUID_Key, 207, 0x8000CF0C, 0x00000000 }, 285 { &GUID_Key, 208, 0x8000D00C, 0x00000000 }, 286 { &GUID_Key, 209, 0x8000D10C, 0x00000000 }, 287 { &GUID_Key, 210, 0x8000D20C, 0x00000000 }, 288 { &GUID_Key, 211, 0x8000D30C, 0x00000000 }, 289 { &GUID_Key, 212, 0x8000D40C, 0x00000000 }, 290 { &GUID_Key, 213, 0x8000D50C, 0x00000000 }, 291 { &GUID_Key, 214, 0x8000D60C, 0x00000000 }, 292 { &GUID_Key, 215, 0x8000D70C, 0x00000000 }, 293 { &GUID_Key, 216, 0x8000D80C, 0x00000000 }, 294 { &GUID_Key, 217, 0x8000D90C, 0x00000000 }, 295 { &GUID_Key, 218, 0x8000DA0C, 0x00000000 }, 296 { &GUID_Key, 219, 0x8000DB0C, 0x00000000 }, 297 { &GUID_Key, 220, 0x8000DC0C, 0x00000000 }, 298 { &GUID_Key, 221, 0x8000DD0C, 0x00000000 }, 299 { &GUID_Key, 222, 0x8000DE0C, 0x00000000 }, 300 { &GUID_Key, 223, 0x8000DF0C, 0x00000000 }, 301 { &GUID_Key, 224, 0x8000E00C, 0x00000000 }, 302 { &GUID_Key, 225, 0x8000E10C, 0x00000000 }, 303 { &GUID_Key, 226, 0x8000E20C, 0x00000000 }, 304 { &GUID_Key, 227, 0x8000E30C, 0x00000000 }, 305 { &GUID_Key, 228, 0x8000E40C, 0x00000000 }, 306 { &GUID_Key, 229, 0x8000E50C, 0x00000000 }, 307 { &GUID_Key, 230, 0x8000E60C, 0x00000000 }, 308 { &GUID_Key, 231, 0x8000E70C, 0x00000000 }, 309 { &GUID_Key, 232, 0x8000E80C, 0x00000000 }, 310 { &GUID_Key, 233, 0x8000E90C, 0x00000000 }, 311 { &GUID_Key, 234, 0x8000EA0C, 0x00000000 }, 312 { &GUID_Key, 235, 0x8000EB0C, 0x00000000 }, 313 { &GUID_Key, 236, 0x8000EC0C, 0x00000000 }, 314 { &GUID_Key, 237, 0x8000ED0C, 0x00000000 }, 315 { &GUID_Key, 238, 0x8000EE0C, 0x00000000 }, 316 { &GUID_Key, 239, 0x8000EF0C, 0x00000000 }, 317 { &GUID_Key, 240, 0x8000F00C, 0x00000000 }, 318 { &GUID_Key, 241, 0x8000F10C, 0x00000000 }, 319 { &GUID_Key, 242, 0x8000F20C, 0x00000000 }, 320 { &GUID_Key, 243, 0x8000F30C, 0x00000000 }, 321 { &GUID_Key, 244, 0x8000F40C, 0x00000000 }, 322 { &GUID_Key, 245, 0x8000F50C, 0x00000000 }, 323 { &GUID_Key, 246, 0x8000F60C, 0x00000000 }, 324 { &GUID_Key, 247, 0x8000F70C, 0x00000000 }, 325 { &GUID_Key, 248, 0x8000F80C, 0x00000000 }, 326 { &GUID_Key, 249, 0x8000F90C, 0x00000000 }, 327 { &GUID_Key, 250, 0x8000FA0C, 0x00000000 }, 328 { &GUID_Key, 251, 0x8000FB0C, 0x00000000 }, 329 { &GUID_Key, 252, 0x8000FC0C, 0x00000000 }, 330 { &GUID_Key, 253, 0x8000FD0C, 0x00000000 }, 331 { &GUID_Key, 254, 0x8000FE0C, 0x00000000 }, 332 { &GUID_Key, 255, 0x8000FF0C, 0x00000000 }, 333 }; 334 335 const DIDATAFORMAT c_dfDIKeyboard = { sizeof(DIDATAFORMAT), sizeof(DIOBJECTDATAFORMAT), 0x00000002, 256, 256, KBD_fmt }; 336 337 338 /* Mouse */ 339 340 static DIOBJECTDATAFORMAT PTR_fmt[] = { 341 { &GUID_XAxis, 0, 0x00FFFF03, 0x00000000 }, 342 { &GUID_YAxis, 4, 0x00FFFF03, 0x00000000 }, 343 { &GUID_ZAxis, 8, 0x80FFFF03, 0x00000000 }, 344 { NULL, 12, 0x00FFFF0C, 0x00000000 }, 345 { NULL, 13, 0x00FFFF0C, 0x00000000 }, 346 { NULL, 14, 0x80FFFF0C, 0x00000000 }, 347 { NULL, 15, 0x80FFFF0C, 0x00000000 }, 348 }; 349 350 const DIDATAFORMAT c_dfDIMouse = { sizeof(DIDATAFORMAT), sizeof(DIOBJECTDATAFORMAT), 0x00000002, 16, 7, PTR_fmt }; 351 352 static DIOBJECTDATAFORMAT PTR2_fmt[] = { 353 { &GUID_XAxis, 0, 0x00FFFF03, 0x00000000 }, 354 { &GUID_YAxis, 4, 0x00FFFF03, 0x00000000 }, 355 { &GUID_ZAxis, 8, 0x80FFFF03, 0x00000000 }, 356 { NULL, 12, 0x00FFFF0C, 0x00000000 }, 357 { NULL, 13, 0x00FFFF0C, 0x00000000 }, 358 { NULL, 14, 0x80FFFF0C, 0x00000000 }, 359 { NULL, 15, 0x80FFFF0C, 0x00000000 }, 360 { NULL, 16, 0x80FFFF0C, 0x00000000 }, 361 { NULL, 17, 0x80FFFF0C, 0x00000000 }, 362 { NULL, 18, 0x80FFFF0C, 0x00000000 }, 363 { NULL, 19, 0x80FFFF0C, 0x00000000 } 364 }; 365 366 const DIDATAFORMAT c_dfDIMouse2 = { sizeof(DIDATAFORMAT), sizeof(DIOBJECTDATAFORMAT), 0x00000002, 20, 11, PTR2_fmt }; 367 368 369 /* Joystick */ 370 371 static DIOBJECTDATAFORMAT JOY_fmt[] = { 372 { &GUID_XAxis, 0, 0x80FFFF03, 0x00000100 }, 373 { &GUID_YAxis, 4, 0x80FFFF03, 0x00000100 }, 374 { &GUID_ZAxis, 8, 0x80FFFF03, 0x00000100 }, 375 { &GUID_RxAxis, 12, 0x80FFFF03, 0x00000100 }, 376 { &GUID_RyAxis, 16, 0x80FFFF03, 0x00000100 }, 377 { &GUID_RzAxis, 20, 0x80FFFF03, 0x00000100 }, 378 { &GUID_Slider, 24, 0x80FFFF03, 0x00000100 }, 379 { &GUID_Slider, 28, 0x80FFFF03, 0x00000100 }, 380 { &GUID_POV, 32, 0x80FFFF10, 0x00000000 }, 381 { &GUID_POV, 36, 0x80FFFF10, 0x00000000 }, 382 { &GUID_POV, 40, 0x80FFFF10, 0x00000000 }, 383 { &GUID_POV, 44, 0x80FFFF10, 0x00000000 }, 384 { NULL, 48, 0x80FFFF0C, 0x00000000 }, 385 { NULL, 49, 0x80FFFF0C, 0x00000000 }, 386 { NULL, 50, 0x80FFFF0C, 0x00000000 }, 387 { NULL, 51, 0x80FFFF0C, 0x00000000 }, 388 { NULL, 52, 0x80FFFF0C, 0x00000000 }, 389 { NULL, 53, 0x80FFFF0C, 0x00000000 }, 390 { NULL, 54, 0x80FFFF0C, 0x00000000 }, 391 { NULL, 55, 0x80FFFF0C, 0x00000000 }, 392 { NULL, 56, 0x80FFFF0C, 0x00000000 }, 393 { NULL, 57, 0x80FFFF0C, 0x00000000 }, 394 { NULL, 58, 0x80FFFF0C, 0x00000000 }, 395 { NULL, 59, 0x80FFFF0C, 0x00000000 }, 396 { NULL, 60, 0x80FFFF0C, 0x00000000 }, 397 { NULL, 61, 0x80FFFF0C, 0x00000000 }, 398 { NULL, 62, 0x80FFFF0C, 0x00000000 }, 399 { NULL, 63, 0x80FFFF0C, 0x00000000 }, 400 { NULL, 64, 0x80FFFF0C, 0x00000000 }, 401 { NULL, 65, 0x80FFFF0C, 0x00000000 }, 402 { NULL, 66, 0x80FFFF0C, 0x00000000 }, 403 { NULL, 67, 0x80FFFF0C, 0x00000000 }, 404 { NULL, 68, 0x80FFFF0C, 0x00000000 }, 405 { NULL, 69, 0x80FFFF0C, 0x00000000 }, 406 { NULL, 70, 0x80FFFF0C, 0x00000000 }, 407 { NULL, 71, 0x80FFFF0C, 0x00000000 }, 408 { NULL, 72, 0x80FFFF0C, 0x00000000 }, 409 { NULL, 73, 0x80FFFF0C, 0x00000000 }, 410 { NULL, 74, 0x80FFFF0C, 0x00000000 }, 411 { NULL, 75, 0x80FFFF0C, 0x00000000 }, 412 { NULL, 76, 0x80FFFF0C, 0x00000000 }, 413 { NULL, 77, 0x80FFFF0C, 0x00000000 }, 414 { NULL, 78, 0x80FFFF0C, 0x00000000 }, 415 { NULL, 79, 0x80FFFF0C, 0x00000000 }, 416 }; 417 418 const DIDATAFORMAT c_dfDIJoystick = { sizeof(DIDATAFORMAT), sizeof(DIOBJECTDATAFORMAT), 0x00000001, 80, 44, JOY_fmt }; 419 420 421 /* Initialization/Query functions */ 422 static int DX5_VideoInit(_THIS, SDL_PixelFormat *vformat); 423 static SDL_Rect **DX5_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); 424 static SDL_Surface *DX5_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); 425 static int DX5_SetColors(_THIS, int firstcolor, int ncolors, 426 SDL_Color *colors); 427 static int DX5_SetGammaRamp(_THIS, Uint16 *ramp); 428 static int DX5_GetGammaRamp(_THIS, Uint16 *ramp); 429 static void DX5_VideoQuit(_THIS); 430 431 /* Hardware surface functions */ 432 static int DX5_AllocHWSurface(_THIS, SDL_Surface *surface); 433 static int DX5_CheckHWBlit(_THIS, SDL_Surface *src, SDL_Surface *dst); 434 static int DX5_FillHWRect(_THIS, SDL_Surface *dst, SDL_Rect *dstrect, Uint32 color); 435 static int DX5_SetHWColorKey(_THIS, SDL_Surface *surface, Uint32 key); 436 static int DX5_SetHWAlpha(_THIS, SDL_Surface *surface, Uint8 alpha); 437 static int DX5_LockHWSurface(_THIS, SDL_Surface *surface); 438 static void DX5_UnlockHWSurface(_THIS, SDL_Surface *surface); 439 static int DX5_FlipHWSurface(_THIS, SDL_Surface *surface); 440 static void DX5_FreeHWSurface(_THIS, SDL_Surface *surface); 441 442 static int DX5_AllocDDSurface(_THIS, SDL_Surface *surface, 443 LPDIRECTDRAWSURFACE3 requested, Uint32 flag); 444 445 /* Windows message handling functions */ 446 static void DX5_Activate(_THIS, BOOL active, BOOL minimized); 447 static void DX5_RealizePalette(_THIS); 448 static void DX5_PaletteChanged(_THIS, HWND window); 449 static void DX5_WinPAINT(_THIS, HDC hdc); 450 451 /* WinDIB driver functions for manipulating gamma ramps */ 452 extern int DIB_SetGammaRamp(_THIS, Uint16 *ramp); 453 extern int DIB_GetGammaRamp(_THIS, Uint16 *ramp); 454 extern void DIB_QuitGamma(_THIS); 455 456 /* DX5 driver bootstrap functions */ 457 458 static int DX5_Available(void) 459 { 460 HINSTANCE DInputDLL; 461 HINSTANCE DDrawDLL; 462 int dinput_ok; 463 int ddraw_ok; 464 465 /* Version check DINPUT.DLL and DDRAW.DLL (Is DirectX okay?) */ 466 dinput_ok = 0; 467 DInputDLL = LoadLibrary(TEXT("DINPUT.DLL")); 468 if ( DInputDLL != NULL ) { 469 dinput_ok = 1; 470 FreeLibrary(DInputDLL); 471 } 472 ddraw_ok = 0; 473 DDrawDLL = LoadLibrary(TEXT("DDRAW.DLL")); 474 if ( DDrawDLL != NULL ) { 475 HRESULT (WINAPI *DDrawCreate)(GUID *,LPDIRECTDRAW *,IUnknown *); 476 LPDIRECTDRAW DDraw; 477 478 /* Try to create a valid DirectDraw object */ 479 DDrawCreate = (void *)GetProcAddress(DDrawDLL, TEXT("DirectDrawCreate")); 480 if ( (DDrawCreate != NULL) 481 && !FAILED(DDrawCreate(NULL, &DDraw, NULL)) ) { 482 if ( !FAILED(IDirectDraw_SetCooperativeLevel(DDraw, 483 NULL, DDSCL_NORMAL)) ) { 484 DDSURFACEDESC desc; 485 LPDIRECTDRAWSURFACE DDrawSurf; 486 LPDIRECTDRAWSURFACE3 DDrawSurf3; 487 488 /* Try to create a DirectDrawSurface3 object */ 489 SDL_memset(&desc, 0, sizeof(desc)); 490 desc.dwSize = sizeof(desc); 491 desc.dwFlags = DDSD_CAPS; 492 desc.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE|DDSCAPS_VIDEOMEMORY; 493 if ( !FAILED(IDirectDraw_CreateSurface(DDraw, &desc, 494 &DDrawSurf, NULL)) ) { 495 if ( !FAILED(IDirectDrawSurface_QueryInterface(DDrawSurf, 496 &IID_IDirectDrawSurface3, (LPVOID *)&DDrawSurf3)) ) { 497 /* Yay! */ 498 ddraw_ok = 1; 499 500 /* Clean up.. */ 501 IDirectDrawSurface3_Release(DDrawSurf3); 502 } 503 IDirectDrawSurface_Release(DDrawSurf); 504 } 505 } 506 IDirectDraw_Release(DDraw); 507 } 508 FreeLibrary(DDrawDLL); 509 } 510 return(dinput_ok && ddraw_ok); 511 } 512 513 /* Functions for loading the DirectX functions dynamically */ 514 static HINSTANCE DDrawDLL = NULL; 515 static HINSTANCE DInputDLL = NULL; 516 517 static void DX5_Unload(void) 518 { 519 if ( DDrawDLL != NULL ) { 520 FreeLibrary(DDrawDLL); 521 DDrawCreate = NULL; 522 DDrawDLL = NULL; 523 } 524 if ( DInputDLL != NULL ) { 525 FreeLibrary(DInputDLL); 526 DInputCreate = NULL; 527 DInputDLL = NULL; 528 } 529 } 530 static int DX5_Load(void) 531 { 532 int status; 533 534 DX5_Unload(); 535 DDrawDLL = LoadLibrary(TEXT("DDRAW.DLL")); 536 if ( DDrawDLL != NULL ) { 537 DDrawCreate = (void *)GetProcAddress(DDrawDLL, 538 TEXT("DirectDrawCreate")); 539 } 540 DInputDLL = LoadLibrary(TEXT("DINPUT.DLL")); 541 if ( DInputDLL != NULL ) { 542 DInputCreate = (void *)GetProcAddress(DInputDLL, 543 TEXT("DirectInputCreateA")); 544 } 545 if ( DDrawDLL && DDrawCreate && DInputDLL && DInputCreate ) { 546 status = 0; 547 } else { 548 DX5_Unload(); 549 status = -1; 550 } 551 return status; 552 } 553 554 static void DX5_DeleteDevice(SDL_VideoDevice *this) 555 { 556 /* Free DirectDraw object */ 557 if ( ddraw2 != NULL ) { 558 IDirectDraw2_Release(ddraw2); 559 } 560 DX5_Unload(); 561 if ( this ) { 562 if ( this->hidden ) { 563 SDL_free(this->hidden); 564 } 565 if ( this->gl_data ) { 566 SDL_free(this->gl_data); 567 } 568 SDL_free(this); 569 } 570 } 571 572 static SDL_VideoDevice *DX5_CreateDevice(int devindex) 573 { 574 SDL_VideoDevice *device; 575 576 /* Load DirectX */ 577 if ( DX5_Load() < 0 ) { 578 return(NULL); 579 } 580 581 /* Initialize all variables that we clean on shutdown */ 582 device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice)); 583 if ( device ) { 584 SDL_memset(device, 0, (sizeof *device)); 585 device->hidden = (struct SDL_PrivateVideoData *) 586 SDL_malloc((sizeof *device->hidden)); 587 device->gl_data = (struct SDL_PrivateGLData *) 588 SDL_malloc((sizeof *device->gl_data)); 589 } 590 if ( (device == NULL) || (device->hidden == NULL) || 591 (device->gl_data == NULL) ) { 592 SDL_OutOfMemory(); 593 DX5_DeleteDevice(device); 594 return(NULL); 595 } 596 SDL_memset(device->hidden, 0, (sizeof *device->hidden)); 597 SDL_memset(device->gl_data, 0, (sizeof *device->gl_data)); 598 599 /* Set the function pointers */ 600 device->VideoInit = DX5_VideoInit; 601 device->ListModes = DX5_ListModes; 602 device->SetVideoMode = DX5_SetVideoMode; 603 device->UpdateMouse = WIN_UpdateMouse; 604 device->CreateYUVOverlay = DX5_CreateYUVOverlay; 605 device->SetColors = DX5_SetColors; 606 device->UpdateRects = NULL; 607 device->VideoQuit = DX5_VideoQuit; 608 device->AllocHWSurface = DX5_AllocHWSurface; 609 device->CheckHWBlit = DX5_CheckHWBlit; 610 device->FillHWRect = DX5_FillHWRect; 611 device->SetHWColorKey = DX5_SetHWColorKey; 612 device->SetHWAlpha = DX5_SetHWAlpha; 613 device->LockHWSurface = DX5_LockHWSurface; 614 device->UnlockHWSurface = DX5_UnlockHWSurface; 615 device->FlipHWSurface = DX5_FlipHWSurface; 616 device->FreeHWSurface = DX5_FreeHWSurface; 617 device->SetGammaRamp = DX5_SetGammaRamp; 618 device->GetGammaRamp = DX5_GetGammaRamp; 619 #if SDL_VIDEO_OPENGL 620 device->GL_LoadLibrary = WIN_GL_LoadLibrary; 621 device->GL_GetProcAddress = WIN_GL_GetProcAddress; 622 device->GL_GetAttribute = WIN_GL_GetAttribute; 623 device->GL_MakeCurrent = WIN_GL_MakeCurrent; 624 device->GL_SwapBuffers = WIN_GL_SwapBuffers; 625 #endif 626 device->SetCaption = WIN_SetWMCaption; 627 device->SetIcon = WIN_SetWMIcon; 628 device->IconifyWindow = WIN_IconifyWindow; 629 device->GrabInput = WIN_GrabInput; 630 device->GetWMInfo = WIN_GetWMInfo; 631 device->FreeWMCursor = WIN_FreeWMCursor; 632 device->CreateWMCursor = WIN_CreateWMCursor; 633 device->ShowWMCursor = WIN_ShowWMCursor; 634 device->WarpWMCursor = WIN_WarpWMCursor; 635 device->CheckMouseMode = WIN_CheckMouseMode; 636 device->InitOSKeymap = DX5_InitOSKeymap; 637 device->PumpEvents = DX5_PumpEvents; 638 639 /* Set up the windows message handling functions */ 640 WIN_Activate = DX5_Activate; 641 WIN_RealizePalette = DX5_RealizePalette; 642 WIN_PaletteChanged = DX5_PaletteChanged; 643 WIN_WinPAINT = DX5_WinPAINT; 644 HandleMessage = DX5_HandleMessage; 645 646 device->free = DX5_DeleteDevice; 647 648 /* We're finally ready */ 649 return device; 650 } 651 652 VideoBootStrap DIRECTX_bootstrap = { 653 "directx", "Win95/98/2000 DirectX", 654 DX5_Available, DX5_CreateDevice 655 }; 656 657 static int cmpmodes(const void *va, const void *vb) 658 { 659 SDL_Rect *a = *(SDL_Rect **)va; 660 SDL_Rect *b = *(SDL_Rect **)vb; 661 if ( a->w == b->w ) 662 return b->h - a->h; 663 else 664 return b->w - a->w; 665 } 666 667 static HRESULT WINAPI EnumModes2(DDSURFACEDESC *desc, VOID *udata) 668 { 669 SDL_VideoDevice *this = (SDL_VideoDevice *)udata; 670 struct DX5EnumRect *enumrect; 671 #if defined(NONAMELESSUNION) 672 int bpp = desc->ddpfPixelFormat.u1.dwRGBBitCount; 673 int refreshRate = desc->u2.dwRefreshRate; 674 #else 675 int bpp = desc->ddpfPixelFormat.dwRGBBitCount; 676 int refreshRate = desc->dwRefreshRate; 677 #endif 678 int maxRefreshRate; 679 680 if ( desc->dwWidth <= SDL_desktop_mode.dmPelsWidth && 681 desc->dwHeight <= SDL_desktop_mode.dmPelsHeight ) { 682 maxRefreshRate = SDL_desktop_mode.dmDisplayFrequency; 683 } else { 684 maxRefreshRate = 85; /* safe value? */ 685 } 686 687 switch (bpp) { 688 case 8: 689 case 16: 690 case 24: 691 case 32: 692 bpp /= 8; --bpp; 693 if ( enumlists[bpp] && 694 enumlists[bpp]->r.w == (Uint16)desc->dwWidth && 695 enumlists[bpp]->r.h == (Uint16)desc->dwHeight ) { 696 if ( refreshRate > enumlists[bpp]->refreshRate && 697 refreshRate <= maxRefreshRate ) { 698 enumlists[bpp]->refreshRate = refreshRate; 699 #ifdef DDRAW_DEBUG 700 fprintf(stderr, "New refresh rate for %d bpp: %dx%d at %d Hz\n", (bpp+1)*8, (int)desc->dwWidth, (int)desc->dwHeight, refreshRate); 701 #endif 702 } 703 break; 704 } 705 ++SDL_nummodes[bpp]; 706 enumrect = (struct DX5EnumRect*)SDL_malloc(sizeof(struct DX5EnumRect)); 707 if ( !enumrect ) { 708 SDL_OutOfMemory(); 709 return(DDENUMRET_CANCEL); 710 } 711 enumrect->refreshRate = refreshRate; 712 enumrect->r.x = 0; 713 enumrect->r.y = 0; 714 enumrect->r.w = (Uint16)desc->dwWidth; 715 enumrect->r.h = (Uint16)desc->dwHeight; 716 enumrect->next = enumlists[bpp]; 717 enumlists[bpp] = enumrect; 718 #ifdef DDRAW_DEBUG 719 fprintf(stderr, "New mode for %d bpp: %dx%d at %d Hz\n", (bpp+1)*8, (int)desc->dwWidth, (int)desc->dwHeight, refreshRate); 720 #endif 721 break; 722 } 723 724 return(DDENUMRET_OK); 725 } 726 727 void SetDDerror(const char *function, int code) 728 { 729 static char *error; 730 static char errbuf[1024]; 731 732 errbuf[0] = 0; 733 switch (code) { 734 case DDERR_GENERIC: 735 error = "Undefined error!"; 736 break; 737 case DDERR_EXCEPTION: 738 error = "Exception encountered"; 739 break; 740 case DDERR_INVALIDOBJECT: 741 error = "Invalid object"; 742 break; 743 case DDERR_INVALIDPARAMS: 744 error = "Invalid parameters"; 745 break; 746 case DDERR_NOTFOUND: 747 error = "Object not found"; 748 break; 749 case DDERR_INVALIDRECT: 750 error = "Invalid rectangle"; 751 break; 752 case DDERR_INVALIDCAPS: 753 error = "Invalid caps member"; 754 break; 755 case DDERR_INVALIDPIXELFORMAT: 756 error = "Invalid pixel format"; 757 break; 758 case DDERR_OUTOFMEMORY: 759 error = "Out of memory"; 760 break; 761 case DDERR_OUTOFVIDEOMEMORY: 762 error = "Out of video memory"; 763 break; 764 case DDERR_SURFACEBUSY: 765 error = "Surface busy"; 766 break; 767 case DDERR_SURFACELOST: 768 error = "Surface was lost"; 769 break; 770 case DDERR_WASSTILLDRAWING: 771 error = "DirectDraw is still drawing"; 772 break; 773 case DDERR_INVALIDSURFACETYPE: 774 error = "Invalid surface type"; 775 break; 776 case DDERR_NOEXCLUSIVEMODE: 777 error = "Not in exclusive access mode"; 778 break; 779 case DDERR_NOPALETTEATTACHED: 780 error = "No palette attached"; 781 break; 782 case DDERR_NOPALETTEHW: 783 error = "No palette hardware"; 784 break; 785 case DDERR_NOT8BITCOLOR: 786 error = "Not 8-bit color"; 787 break; 788 case DDERR_EXCLUSIVEMODEALREADYSET: 789 error = "Exclusive mode was already set"; 790 break; 791 case DDERR_HWNDALREADYSET: 792 error = "Window handle already set"; 793 break; 794 case DDERR_HWNDSUBCLASSED: 795 error = "Window handle is subclassed"; 796 break; 797 case DDERR_NOBLTHW: 798 error = "No blit hardware"; 799 break; 800 case DDERR_IMPLICITLYCREATED: 801 error = "Surface was implicitly created"; 802 break; 803 case DDERR_INCOMPATIBLEPRIMARY: 804 error = "Incompatible primary surface"; 805 break; 806 case DDERR_NOCOOPERATIVELEVELSET: 807 error = "No cooperative level set"; 808 break; 809 case DDERR_NODIRECTDRAWHW: 810 error = "No DirectDraw hardware"; 811 break; 812 case DDERR_NOEMULATION: 813 error = "No emulation available"; 814 break; 815 case DDERR_NOFLIPHW: 816 error = "No flip hardware"; 817 break; 818 case DDERR_NOTFLIPPABLE: 819 error = "Surface not flippable"; 820 break; 821 case DDERR_PRIMARYSURFACEALREADYEXISTS: 822 error = "Primary surface already exists"; 823 break; 824 case DDERR_UNSUPPORTEDMODE: 825 error = "Unsupported mode"; 826 break; 827 case DDERR_WRONGMODE: 828 error = "Surface created in different mode"; 829 break; 830 case DDERR_UNSUPPORTED: 831 error = "Operation not supported"; 832 break; 833 case E_NOINTERFACE: 834 error = "Interface not present"; 835 break; 836 default: 837 SDL_snprintf(errbuf, SDL_arraysize(errbuf), 838 "%s: Unknown DirectDraw error: 0x%x", 839 function, code); 840 break; 841 } 842 if ( ! errbuf[0] ) { 843 SDL_snprintf(errbuf, SDL_arraysize(errbuf), "%s: %s", function, error); 844 } 845 SDL_SetError("%s", errbuf); 846 return; 847 } 848 849 850 static int DX5_UpdateVideoInfo(_THIS) 851 { 852 /* This needs to be DDCAPS_DX5 for the DirectDraw2 interface */ 853 #if DIRECTDRAW_VERSION <= 0x300 854 #error Your version of DirectX must be greater than or equal to 5.0 855 #endif 856 #ifndef IDirectDrawGammaControl_SetGammaRamp 857 /*if gamma is undefined then we really have directx <= 0x500*/ 858 DDCAPS DDCaps; 859 #else 860 DDCAPS_DX5 DDCaps; 861 #endif 862 HRESULT result; 863 864 /* Fill in our hardware acceleration capabilities */ 865 SDL_memset(&DDCaps, 0, sizeof(DDCaps)); 866 DDCaps.dwSize = sizeof(DDCaps); 867 result = IDirectDraw2_GetCaps(ddraw2, (DDCAPS *)&DDCaps, NULL); 868 if ( result != DD_OK ) { 869 SetDDerror("DirectDraw2::GetCaps", result); 870 return(-1); 871 } 872 this->info.hw_available = 1; 873 if ( (DDCaps.dwCaps & DDCAPS_BLT) == DDCAPS_BLT ) { 874 this->info.blit_hw = 1; 875 } 876 if ( ((DDCaps.dwCaps & DDCAPS_COLORKEY) == DDCAPS_COLORKEY) && 877 ((DDCaps.dwCKeyCaps & DDCKEYCAPS_SRCBLT) == DDCKEYCAPS_SRCBLT) ) { 878 this->info.blit_hw_CC = 1; 879 } 880 if ( (DDCaps.dwCaps & DDCAPS_ALPHA) == DDCAPS_ALPHA ) { 881 /* This is only for alpha channel, and DirectX 6 882 doesn't support 2D alpha blits yet, so set it 0 883 */ 884 this->info.blit_hw_A = 0; 885 } 886 if ( (DDCaps.dwCaps & DDCAPS_CANBLTSYSMEM) == DDCAPS_CANBLTSYSMEM ) { 887 this->info.blit_sw = 1; 888 /* This isn't necessarily true, but the HEL will cover us */ 889 this->info.blit_sw_CC = this->info.blit_hw_CC; 890 this->info.blit_sw_A = this->info.blit_hw_A; 891 } 892 if ( (DDCaps.dwCaps & DDCAPS_BLTCOLORFILL) == DDCAPS_BLTCOLORFILL ) { 893 this->info.blit_fill = 1; 894 } 895 896 /* Find out how much video memory is available */ 897 { DDSCAPS ddsCaps; 898 DWORD total_mem; 899 ddsCaps.dwCaps = DDSCAPS_VIDEOMEMORY; 900 result = IDirectDraw2_GetAvailableVidMem(ddraw2, 901 &ddsCaps, &total_mem, NULL); 902 if ( result != DD_OK ) { 903 total_mem = DDCaps.dwVidMemTotal; 904 } 905 this->info.video_mem = total_mem/1024; 906 } 907 return(0); 908 } 909 910 int DX5_VideoInit(_THIS, SDL_PixelFormat *vformat) 911 { 912 HRESULT result; 913 LPDIRECTDRAW ddraw; 914 int i, j; 915 HDC hdc; 916 917 /* Intialize everything */ 918 ddraw2 = NULL; 919 SDL_primary = NULL; 920 SDL_clipper = NULL; 921 SDL_palette = NULL; 922 for ( i=0; i<NUM_MODELISTS; ++i ) { 923 SDL_nummodes[i] = 0; 924 SDL_modelist[i] = NULL; 925 SDL_modeindex[i] = 0; 926 } 927 colorchange_expected = 0; 928 929 /* Create the window */ 930 if ( DX5_CreateWindow(this) < 0 ) { 931 return(-1); 932 } 933 934 #if !SDL_AUDIO_DISABLED 935 DX5_SoundFocus(SDL_Window); 936 #endif 937 938 /* Create the DirectDraw object */ 939 result = DDrawCreate(NULL, &ddraw, NULL); 940 if ( result != DD_OK ) { 941 SetDDerror("DirectDrawCreate", result); 942 return(-1); 943 } 944 result = IDirectDraw_QueryInterface(ddraw, &IID_IDirectDraw2, 945 (LPVOID *)&ddraw2); 946 IDirectDraw_Release(ddraw); 947 if ( result != DD_OK ) { 948 SetDDerror("DirectDraw::QueryInterface", result); 949 return(-1); 950 } 951 952 /* Determine the screen depth */ 953 hdc = GetDC(SDL_Window); 954 vformat->BitsPerPixel = GetDeviceCaps(hdc,PLANES) * 955 GetDeviceCaps(hdc,BITSPIXEL); 956 ReleaseDC(SDL_Window, hdc); 957 958 #ifndef NO_CHANGEDISPLAYSETTINGS 959 /* Query for the desktop resolution */ 960 EnumDisplaySettings(NULL, ENUM_CURRENT_SETTINGS, &SDL_desktop_mode); 961 this->info.current_w = SDL_desktop_mode.dmPelsWidth; 962 this->info.current_h = SDL_desktop_mode.dmPelsHeight; 963 #endif 964 965 /* Enumerate the available fullscreen modes */ 966 for ( i=0; i<NUM_MODELISTS; ++i ) 967 enumlists[i] = NULL; 968 969 result = IDirectDraw2_EnumDisplayModes(ddraw2,DDEDM_REFRESHRATES,NULL,this,EnumModes2); 970 if ( result != DD_OK ) { 971 SetDDerror("DirectDraw2::EnumDisplayModes", result); 972 return(-1); 973 } 974 for ( i=0; i<NUM_MODELISTS; ++i ) { 975 struct DX5EnumRect *rect; 976 SDL_modelist[i] = (SDL_Rect **) 977 SDL_malloc((SDL_nummodes[i]+1)*sizeof(SDL_Rect *)); 978 if ( SDL_modelist[i] == NULL ) { 979 SDL_OutOfMemory(); 980 return(-1); 981 } 982 for ( j = 0, rect = enumlists[i]; rect; ++j, rect = rect->next ) { 983 SDL_modelist[i][j] = &rect->r; 984 } 985 SDL_modelist[i][j] = NULL; 986 987 if ( SDL_nummodes[i] > 0 ) { 988 SDL_qsort(SDL_modelist[i], SDL_nummodes[i], sizeof *SDL_modelist[i], cmpmodes); 989 } 990 } 991 992 /* Fill in some window manager capabilities */ 993 this->info.wm_available = 1; 994 995 /* Fill in the video hardware capabilities */ 996 DX5_UpdateVideoInfo(this); 997 998 return(0); 999 } 1000 1001 SDL_Rect **DX5_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) 1002 { 1003 int bpp; 1004 1005 bpp = format->BitsPerPixel; 1006 if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { 1007 /* FIXME: No support for 1 bpp or 4 bpp formats */ 1008 switch (bpp) { /* Does windows support other BPP? */ 1009 case 8: 1010 case 16: 1011 case 24: 1012 case 32: 1013 bpp = (bpp/8)-1; 1014 if ( SDL_nummodes[bpp] > 0 ) 1015 return(SDL_modelist[bpp]); 1016 /* Fall through */ 1017 default: 1018 return((SDL_Rect **)0); 1019 } 1020 } else { 1021 if ( this->screen->format->BitsPerPixel == bpp ) { 1022 return((SDL_Rect **)-1); 1023 } else { 1024 return((SDL_Rect **)0); 1025 } 1026 } 1027 } 1028 1029 /* Various screen update functions available */ 1030 static void DX5_WindowUpdate(_THIS, int numrects, SDL_Rect *rects); 1031 static void DX5_DirectUpdate(_THIS, int numrects, SDL_Rect *rects); 1032 1033 SDL_Surface *DX5_SetVideoMode(_THIS, SDL_Surface *current, 1034 int width, int height, int bpp, Uint32 flags) 1035 { 1036 SDL_Surface *video; 1037 int prev_w = -1; 1038 int prev_h = -1; 1039 HRESULT result; 1040 DWORD sharemode; 1041 DWORD style; 1042 const DWORD directstyle = 1043 (WS_POPUP); 1044 const DWORD windowstyle = 1045 (WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU|WS_MINIMIZEBOX); 1046 const DWORD resizestyle = 1047 (WS_THICKFRAME|WS_MAXIMIZEBOX); 1048 DDSURFACEDESC ddsd; 1049 LPDIRECTDRAWSURFACE dd_surface1; 1050 LPDIRECTDRAWSURFACE3 dd_surface3; 1051 1052 SDL_resizing = 1; 1053 #ifdef DDRAW_DEBUG 1054 fprintf(stderr, "Setting %dx%dx%d video mode\n", width, height, bpp); 1055 #endif 1056 /* Clean up any previous DirectDraw surfaces */ 1057 if ( current->hwdata ) { 1058 this->FreeHWSurface(this, current); 1059 current->hwdata = NULL; 1060 } 1061 if ( SDL_primary != NULL ) { 1062 IDirectDrawSurface3_Release(SDL_primary); 1063 SDL_primary = NULL; 1064 } 1065 1066 #ifndef NO_CHANGEDISPLAYSETTINGS 1067 /* Unset any previous OpenGL fullscreen mode */ 1068 if ( (current->flags & (SDL_OPENGL|SDL_FULLSCREEN)) == 1069 (SDL_OPENGL|SDL_FULLSCREEN) ) { 1070 ChangeDisplaySettings(NULL, 0); 1071 } 1072 #endif 1073 1074 /* Clean up any GL context that may be hanging around */ 1075 if ( current->flags & SDL_OPENGL ) { 1076 WIN_GL_ShutDown(this); 1077 } 1078 1079 /* If we are setting a GL mode, use GDI, not DirectX (yuck) */ 1080 if ( flags & SDL_OPENGL ) { 1081 Uint32 Rmask, Gmask, Bmask; 1082 1083 /* Recalculate the bitmasks if necessary */ 1084 if ( bpp == current->format->BitsPerPixel ) { 1085 video = current; 1086 } else { 1087 switch (bpp) { 1088 case 15: 1089 case 16: 1090 if ( 0 /*DIB_SussScreenDepth() == 15*/ ) { 1091 /* 5-5-5 */ 1092 Rmask = 0x00007c00; 1093 Gmask = 0x000003e0; 1094 Bmask = 0x0000001f; 1095 } else { 1096 /* 5-6-5 */ 1097 Rmask = 0x0000f800; 1098 Gmask = 0x000007e0; 1099 Bmask = 0x0000001f; 1100 } 1101 break; 1102 case 24: 1103 case 32: 1104 /* GDI defined as 8-8-8 */ 1105 Rmask = 0x00ff0000; 1106 Gmask = 0x0000ff00; 1107 Bmask = 0x000000ff; 1108 break; 1109 default: 1110 Rmask = 0x00000000; 1111 Gmask = 0x00000000; 1112 Bmask = 0x00000000; 1113 break; 1114 } 1115 video = SDL_CreateRGBSurface(SDL_SWSURFACE, 0, 0, bpp, 1116 Rmask, Gmask, Bmask, 0); 1117 if ( video == NULL ) { 1118 SDL_OutOfMemory(); 1119 return(NULL); 1120 } 1121 } 1122 1123 /* Fill in part of the video surface */ 1124 prev_w = video->w; 1125 prev_h = video->h; 1126 video->flags = 0; /* Clear flags */ 1127 video->w = width; 1128 video->h = height; 1129 video->pitch = SDL_CalculatePitch(video); 1130 1131 #ifndef NO_CHANGEDISPLAYSETTINGS 1132 /* Set fullscreen mode if appropriate. 1133 Ugh, since our list of valid video modes comes from 1134 the DirectX driver, we may not actually be able to 1135 change to the desired resolution here. 1136 FIXME: Should we do a closest match? 1137 */ 1138 if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { 1139 DEVMODE settings; 1140 BOOL changed; 1141 1142 SDL_memset(&settings, 0, sizeof(DEVMODE)); 1143 settings.dmSize = sizeof(DEVMODE); 1144 settings.dmBitsPerPel = video->format->BitsPerPixel; 1145 settings.dmPelsWidth = width; 1146 settings.dmPelsHeight = height; 1147 settings.dmFields = DM_PELSWIDTH | DM_PELSHEIGHT | DM_BITSPERPEL; 1148 if ( width <= (int)SDL_desktop_mode.dmPelsWidth && 1149 height <= (int)SDL_desktop_mode.dmPelsHeight ) { 1150 settings.dmDisplayFrequency = SDL_desktop_mode.dmDisplayFrequency; 1151 settings.dmFields |= DM_DISPLAYFREQUENCY; 1152 } 1153 changed = (ChangeDisplaySettings(&settings, CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL); 1154 if ( ! changed && (settings.dmFields & DM_DISPLAYFREQUENCY) ) { 1155 settings.dmFields &= ~DM_DISPLAYFREQUENCY; 1156 changed = (ChangeDisplaySettings(&settings, CDS_FULLSCREEN) == DISP_CHANGE_SUCCESSFUL); 1157 } 1158 if ( changed ) { 1159 video->flags |= SDL_FULLSCREEN; 1160 SDL_fullscreen_mode = settings; 1161 } 1162 } 1163 #endif /* !NO_CHANGEDISPLAYSETTINGS */ 1164 1165 style = GetWindowLong(SDL_Window, GWL_STYLE); 1166 style &= ~(resizestyle|WS_MAXIMIZE); 1167 if ( video->flags & SDL_FULLSCREEN ) { 1168 style &= ~windowstyle; 1169 style |= directstyle; 1170 } else { 1171 if ( flags & SDL_NOFRAME ) { 1172 style &= ~windowstyle; 1173 style |= directstyle; 1174 video->flags |= SDL_NOFRAME; 1175 } else { 1176 style &= ~directstyle; 1177 style |= windowstyle; 1178 if ( flags & SDL_RESIZABLE ) { 1179 style |= resizestyle; 1180 video->flags |= SDL_RESIZABLE; 1181 } 1182 } 1183 #if WS_MAXIMIZE 1184 if (IsZoomed(SDL_Window)) style |= WS_MAXIMIZE; 1185 #endif 1186 } 1187 1188 /* DJM: Don't piss of anyone who has setup his own window */ 1189 if ( !SDL_windowid ) 1190 SetWindowLong(SDL_Window, GWL_STYLE, style); 1191 1192 /* Resize the window (copied from SDL WinDIB driver) */ 1193 if ( !SDL_windowid && !IsZoomed(SDL_Window) ) { 1194 RECT bounds; 1195 int x, y; 1196 HWND top; 1197 UINT swp_flags; 1198 const char *window = NULL; 1199 const char *center = NULL; 1200 1201 if ( video->w != prev_w || video->h != prev_h ) { 1202 window = SDL_getenv("SDL_VIDEO_WINDOW_POS"); 1203 center = SDL_getenv("SDL_VIDEO_CENTERED"); 1204 if ( window ) { 1205 if ( SDL_sscanf(window, "%d,%d", &x, &y) == 2 ) { 1206 SDL_windowX = x; 1207 SDL_windowY = y; 1208 } 1209 if ( SDL_strcmp(window, "center") == 0 ) { 1210 center = window; 1211 } 1212 } 1213 } 1214 swp_flags = (SWP_NOCOPYBITS | SWP_SHOWWINDOW); 1215 1216 bounds.left = SDL_windowX; 1217 bounds.top = SDL_windowY; 1218 bounds.right = SDL_windowX+video->w; 1219 bounds.bottom = SDL_windowY+video->h; 1220 AdjustWindowRectEx(&bounds, GetWindowLong(SDL_Window, GWL_STYLE), (GetMenu(SDL_Window) != NULL), 0); 1221 width = bounds.right-bounds.left; 1222 height = bounds.bottom-bounds.top; 1223 if ( (flags & SDL_FULLSCREEN) ) { 1224 x = (GetSystemMetrics(SM_CXSCREEN)-width)/2; 1225 y = (GetSystemMetrics(SM_CYSCREEN)-height)/2; 1226 } else if ( center ) { 1227 x = (GetSystemMetrics(SM_CXSCREEN)-width)/2; 1228 y = (GetSystemMetrics(SM_CYSCREEN)-height)/2; 1229 } else if ( SDL_windowX || SDL_windowY || window ) { 1230 x = bounds.left; 1231 y = bounds.top; 1232 } else { 1233 x = y = -1; 1234 swp_flags |= SWP_NOMOVE; 1235 } 1236 if ( flags & SDL_FULLSCREEN ) { 1237 top = HWND_TOPMOST; 1238 } else { 1239 top = HWND_NOTOPMOST; 1240 } 1241 SetWindowPos(SDL_Window, top, x, y, width, height, swp_flags); 1242 if ( !(flags & SDL_FULLSCREEN) ) { 1243 SDL_windowX = SDL_bounds.left; 1244 SDL_windowY = SDL_bounds.top; 1245 } 1246 SetForegroundWindow(SDL_Window); 1247 } 1248 SDL_resizing = 0; 1249 1250 /* Set up for OpenGL */ 1251 if ( WIN_GL_SetupWindow(this) < 0 ) { 1252 return(NULL); 1253 } 1254 video->flags |= SDL_OPENGL; 1255 return(video); 1256 } 1257 1258 /* Set the appropriate window style */ 1259 style = GetWindowLong(SDL_Window, GWL_STYLE); 1260 style &= ~(resizestyle|WS_MAXIMIZE); 1261 if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { 1262 style &= ~windowstyle; 1263 style |= directstyle; 1264 } else { 1265 if ( flags & SDL_NOFRAME ) { 1266 style &= ~windowstyle; 1267 style |= directstyle; 1268 } else { 1269 style &= ~directstyle; 1270 style |= windowstyle; 1271 if ( flags & SDL_RESIZABLE ) { 1272 style |= resizestyle; 1273 } 1274 } 1275 #if WS_MAXIMIZE 1276 if (IsZoomed(SDL_Window)) style |= WS_MAXIMIZE; 1277 #endif 1278 } 1279 /* DJM: Don't piss of anyone who has setup his own window */ 1280 if ( !SDL_windowid ) 1281 SetWindowLong(SDL_Window, GWL_STYLE, style); 1282 1283 /* Set DirectDraw sharing mode.. exclusive when fullscreen */ 1284 if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { 1285 sharemode = DDSCL_FULLSCREEN|DDSCL_EXCLUSIVE|DDSCL_ALLOWREBOOT; 1286 } else { 1287 sharemode = DDSCL_NORMAL; 1288 } 1289 result = IDirectDraw2_SetCooperativeLevel(ddraw2,SDL_Window,sharemode); 1290 if ( result != DD_OK ) { 1291 SetDDerror("DirectDraw2::SetCooperativeLevel", result); 1292 return(NULL); 1293 } 1294 1295 /* Set the display mode, if we are in fullscreen mode */ 1296 if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { 1297 RECT bounds; 1298 struct DX5EnumRect *rect; 1299 int maxRefreshRate; 1300 1301 /* Cover up desktop during mode change */ 1302 bounds.left = 0; 1303 bounds.top = 0; 1304 bounds.right = GetSystemMetrics(SM_CXSCREEN); 1305 bounds.bottom = GetSystemMetrics(SM_CYSCREEN); 1306 AdjustWindowRectEx(&bounds, GetWindowLong(SDL_Window, GWL_STYLE), (GetMenu(SDL_Window) != NULL), 0); 1307 SetWindowPos(SDL_Window, HWND_TOPMOST, 1308 bounds.left, bounds.top, 1309 bounds.right - bounds.left, 1310 bounds.bottom - bounds.top, SWP_NOCOPYBITS); 1311 ShowWindow(SDL_Window, SW_SHOW); 1312 while ( GetForegroundWindow() != SDL_Window ) { 1313 SetForegroundWindow(SDL_Window); 1314 SDL_Delay(100); 1315 } 1316 1317 /* find maximum monitor refresh rate for this resolution */ 1318 /* Dmitry Yakimov ftech (at) tula.net */ 1319 maxRefreshRate = 0; /* system default */ 1320 for ( rect = enumlists[bpp / 8 - 1]; rect; rect = rect->next ) { 1321 if ( (width == rect->r.w) && (height == rect->r.h) ) { 1322 maxRefreshRate = rect->refreshRate; 1323 break; 1324 } 1325 } 1326 #ifdef DDRAW_DEBUG 1327 fprintf(stderr, "refresh rate = %d Hz\n", maxRefreshRate); 1328 #endif 1329 1330 result = IDirectDraw2_SetDisplayMode(ddraw2, width, height, bpp, maxRefreshRate, 0); 1331 if ( result != DD_OK ) { 1332 result = IDirectDraw2_SetDisplayMode(ddraw2, width, height, bpp, 0, 0); 1333 if ( result != DD_OK ) { 1334 /* We couldn't set fullscreen mode, try window */ 1335 return(DX5_SetVideoMode(this, current, width, height, bpp, flags & ~SDL_FULLSCREEN)); 1336 } 1337 } 1338 DX5_DInputReset(this, 1); 1339 } else { 1340 DX5_DInputReset(this, 0); 1341 } 1342 DX5_UpdateVideoInfo(this); 1343 1344 /* Create a primary DirectDraw surface */ 1345 SDL_memset(&ddsd, 0, sizeof(ddsd)); 1346 ddsd.dwSize = sizeof(ddsd); 1347 ddsd.dwFlags = DDSD_CAPS; 1348 ddsd.ddsCaps.dwCaps = (DDSCAPS_PRIMARYSURFACE|DDSCAPS_VIDEOMEMORY); 1349 if ( (flags & SDL_FULLSCREEN) != SDL_FULLSCREEN ) { 1350 /* There's no windowed double-buffering */ 1351 flags &= ~SDL_DOUBLEBUF; 1352 } 1353 if ( (flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF ) { 1354 ddsd.dwFlags |= DDSD_BACKBUFFERCOUNT; 1355 ddsd.ddsCaps.dwCaps |= (DDSCAPS_COMPLEX|DDSCAPS_FLIP); 1356 ddsd.dwBackBufferCount = 1; 1357 } 1358 result = IDirectDraw2_CreateSurface(ddraw2, &ddsd, &dd_surface1, NULL); 1359 if ( (result != DD_OK) && ((flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) ) { 1360 ddsd.dwFlags &= ~DDSD_BACKBUFFERCOUNT; 1361 ddsd.ddsCaps.dwCaps &= ~(DDSCAPS_COMPLEX|DDSCAPS_FLIP); 1362 ddsd.dwBackBufferCount = 0; 1363 result = IDirectDraw2_CreateSurface(ddraw2, 1364 &ddsd, &dd_surface1, NULL); 1365 } 1366 if ( result != DD_OK ) { 1367 SetDDerror("DirectDraw2::CreateSurface(PRIMARY)", result); 1368 return(NULL); 1369 } 1370 result = IDirectDrawSurface_QueryInterface(dd_surface1, 1371 &IID_IDirectDrawSurface3, (LPVOID *)&SDL_primary); 1372 if ( result != DD_OK ) { 1373 SetDDerror("DirectDrawSurface::QueryInterface", result); 1374 return(NULL); 1375 } 1376 IDirectDrawSurface_Release(dd_surface1); 1377 1378 /* Get the format of the primary DirectDraw surface */ 1379 SDL_memset(&ddsd, 0, sizeof(ddsd)); 1380 ddsd.dwSize = sizeof(ddsd); 1381 ddsd.dwFlags = DDSD_PIXELFORMAT|DDSD_CAPS; 1382 result = IDirectDrawSurface3_GetSurfaceDesc(SDL_primary, &ddsd); 1383 if ( result != DD_OK ) { 1384 SetDDerror("DirectDrawSurface::GetSurfaceDesc", result); 1385 return(NULL); 1386 } 1387 if ( ! (ddsd.ddpfPixelFormat.dwFlags&DDPF_RGB) ) { 1388 SDL_SetError("Primary DDRAW surface is not RGB format"); 1389 return(NULL); 1390 } 1391 1392 /* Free old palette and create a new one if we're in 8-bit mode */ 1393 if ( SDL_palette != NULL ) { 1394 IDirectDrawPalette_Release(SDL_palette); 1395 SDL_palette = NULL; 1396 } 1397 #if defined(NONAMELESSUNION) 1398 if ( ddsd.ddpfPixelFormat.u1.dwRGBBitCount == 8 ) { 1399 #else 1400 if ( ddsd.ddpfPixelFormat.dwRGBBitCount == 8 ) { 1401 #endif 1402 int i; 1403 1404 if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { 1405 /* We have access to the entire palette */ 1406 for ( i=0; i<256; ++i ) { 1407 SDL_colors[i].peFlags = 1408 (PC_NOCOLLAPSE|PC_RESERVED); 1409 SDL_colors[i].peRed = 0; 1410 SDL_colors[i].peGreen = 0; 1411 SDL_colors[i].peBlue = 0; 1412 } 1413 } else { 1414 /* First 10 colors are reserved by Windows */ 1415 for ( i=0; i<10; ++i ) { 1416 SDL_colors[i].peFlags = PC_EXPLICIT; 1417 SDL_colors[i].peRed = i; 1418 SDL_colors[i].peGreen = 0; 1419 SDL_colors[i].peBlue = 0; 1420 } 1421 for ( i=10; i<(10+236); ++i ) { 1422 SDL_colors[i].peFlags = PC_NOCOLLAPSE; 1423 SDL_colors[i].peRed = 0; 1424 SDL_colors[i].peGreen = 0; 1425 SDL_colors[i].peBlue = 0; 1426 } 1427 /* Last 10 colors are reserved by Windows */ 1428 for ( i=246; i<256; ++i ) { 1429 SDL_colors[i].peFlags = PC_EXPLICIT; 1430 SDL_colors[i].peRed = i; 1431 SDL_colors[i].peGreen = 0; 1432 SDL_colors[i].peBlue = 0; 1433 } 1434 } 1435 result = IDirectDraw2_CreatePalette(ddraw2, 1436 (DDPCAPS_8BIT|DDPCAPS_ALLOW256), 1437 SDL_colors, &SDL_palette, NULL); 1438 if ( result != DD_OK ) { 1439 SetDDerror("DirectDraw2::CreatePalette", result); 1440 return(NULL); 1441 } 1442 result = IDirectDrawSurface3_SetPalette(SDL_primary, 1443 SDL_palette); 1444 if ( result != DD_OK ) { 1445 SetDDerror("DirectDrawSurface3::SetPalette", result); 1446 return(NULL); 1447 } 1448 } 1449 1450 /* Create our video surface using the same pixel format */ 1451 video = current; 1452 if ( (width != video->w) || (height != video->h) 1453 || (video->format->BitsPerPixel != 1454 #if defined(NONAMELESSUNION) 1455 ddsd.ddpfPixelFormat.u1.dwRGBBitCount) ) { 1456 #else 1457 ddsd.ddpfPixelFormat.dwRGBBitCount) ) { 1458 #endif 1459 SDL_FreeSurface(video); 1460 video = SDL_CreateRGBSurface(SDL_SWSURFACE, 0, 0, 1461 #if defined(NONAMELESSUNION) 1462 ddsd.ddpfPixelFormat.u1.dwRGBBitCount, 1463 ddsd.ddpfPixelFormat.u2.dwRBitMask, 1464 ddsd.ddpfPixelFormat.u3.dwGBitMask, 1465 ddsd.ddpfPixelFormat.u4.dwBBitMask, 1466 #else 1467 ddsd.ddpfPixelFormat.dwRGBBitCount, 1468 ddsd.ddpfPixelFormat.dwRBitMask, 1469 ddsd.ddpfPixelFormat.dwGBitMask, 1470 ddsd.ddpfPixelFormat.dwBBitMask, 1471 #endif 1472 0); 1473 if ( video == NULL ) { 1474 SDL_OutOfMemory(); 1475 return(NULL); 1476 } 1477 prev_w = video->w; 1478 prev_h = video->h; 1479 video->w = width; 1480 video->h = height; 1481 video->pitch = 0; 1482 } 1483 video->flags = 0; /* Clear flags */ 1484 1485 /* If not fullscreen, locking is possible, but it doesn't do what 1486 the caller really expects -- if the locked surface is written to, 1487 the appropriate portion of the entire screen is modified, not 1488 the application window, as we would like. 1489 Note that it is still possible to write directly to display 1490 memory, but the application must respect the clip list of 1491 the surface. There might be some odd timing interactions 1492 involving clip list updates and background refreshing as 1493 Windows moves other windows across our window. 1494 We currently don't support this, even though it might be a 1495 good idea since BeOS has an implementation of BDirectWindow 1496 that does the same thing. This would be most useful for 1497 applications that do complete screen updates every frame. 1498 -- Fixme? 1499 */ 1500 if ( (flags & SDL_FULLSCREEN) != SDL_FULLSCREEN ) { 1501 /* Necessary if we're going from fullscreen to window */ 1502 if ( video->pixels == NULL ) { 1503 video->pitch = (width*video->format->BytesPerPixel); 1504 /* Pitch needs to be QWORD (8-byte) aligned */ 1505 video->pitch = (video->pitch + 7) & ~7; 1506 video->pixels = (void *)SDL_malloc(video->h*video->pitch); 1507 if ( video->pixels == NULL ) { 1508 if ( video != current ) { 1509 SDL_FreeSurface(video); 1510 } 1511 SDL_OutOfMemory(); 1512 return(NULL); 1513 } 1514 } 1515 dd_surface3 = NULL; 1516 #if 0 /* FIXME: enable this when SDL consistently reports lost surfaces */ 1517 if ( (flags & SDL_HWSURFACE) == SDL_HWSURFACE ) { 1518 video->flags |= SDL_HWSURFACE; 1519 } else { 1520 video->flags |= SDL_SWSURFACE; 1521 } 1522 #else 1523 video->flags |= SDL_SWSURFACE; 1524 #endif 1525 if ( (flags & SDL_RESIZABLE) && !(flags & SDL_NOFRAME) ) { 1526 video->flags |= SDL_RESIZABLE; 1527 } 1528 if ( flags & SDL_NOFRAME ) { 1529 video->flags |= SDL_NOFRAME; 1530 } 1531 } else { 1532 /* Necessary if we're going from window to fullscreen */ 1533 if ( video->pixels != NULL ) { 1534 SDL_free(video->pixels); 1535 video->pixels = NULL; 1536 } 1537 dd_surface3 = SDL_primary; 1538 video->flags |= SDL_HWSURFACE; 1539 } 1540 1541 /* See if the primary surface has double-buffering enabled */ 1542 if ( (ddsd.ddsCaps.dwCaps & DDSCAPS_FLIP) == DDSCAPS_FLIP ) { 1543 video->flags |= SDL_DOUBLEBUF; 1544 } 1545 1546 /* Allocate the SDL surface associated with the primary surface */ 1547 if ( DX5_AllocDDSurface(this, video, dd_surface3, 1548 video->flags&SDL_HWSURFACE) < 0 ) { 1549 if ( video != current ) { 1550 SDL_FreeSurface(video); 1551 } 1552 return(NULL); 1553 } 1554 1555 /* Use the appropriate blitting function */ 1556 if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { 1557 video->flags |= SDL_FULLSCREEN; 1558 if ( video->format->palette != NULL ) { 1559 video->flags |= SDL_HWPALETTE; 1560 } 1561 this->UpdateRects = DX5_DirectUpdate; 1562 } else { 1563 this->UpdateRects = DX5_WindowUpdate; 1564 } 1565 1566 /* Make our window the proper size, set the clipper, then show it */ 1567 if ( (flags & SDL_FULLSCREEN) != SDL_FULLSCREEN ) { 1568 /* Create and set a clipper on our primary surface */ 1569 if ( SDL_clipper == NULL ) { 1570 result = IDirectDraw2_CreateClipper(ddraw2, 1571 0, &SDL_clipper, NULL); 1572 if ( result != DD_OK ) { 1573 if ( video != current ) { 1574 SDL_FreeSurface(video); 1575 } 1576 SetDDerror("DirectDraw2::CreateClipper",result); 1577 return(NULL); 1578 } 1579 } 1580 result = IDirectDrawClipper_SetHWnd(SDL_clipper, 0, SDL_Window); 1581 if ( result != DD_OK ) { 1582 if ( video != current ) { 1583 SDL_FreeSurface(video); 1584 } 1585 SetDDerror("DirectDrawClipper::SetHWnd", result); 1586 return(NULL); 1587 } 1588 result = IDirectDrawSurface3_SetClipper(SDL_primary, 1589 SDL_clipper); 1590 if ( result != DD_OK ) { 1591 if ( video != current ) { 1592 SDL_FreeSurface(video); 1593 } 1594 SetDDerror("DirectDrawSurface3::SetClipper", result); 1595 return(NULL); 1596 } 1597 1598 /* Resize the window (copied from SDL WinDIB driver) */ 1599 if ( !SDL_windowid && !IsZoomed(SDL_Window) ) { 1600 RECT bounds; 1601 int x, y; 1602 UINT swp_flags; 1603 const char *window = NULL; 1604 const char *center = NULL; 1605 1606 if ( video->w != prev_w || video->h != prev_h ) { 1607 window = SDL_getenv("SDL_VIDEO_WINDOW_POS"); 1608 center = SDL_getenv("SDL_VIDEO_CENTERED"); 1609 if ( window ) { 1610 if ( SDL_sscanf(window, "%d,%d", &x, &y) == 2 ) { 1611 SDL_windowX = x; 1612 SDL_windowY = y; 1613 } 1614 if ( SDL_strcmp(window, "center") == 0 ) { 1615 center = window; 1616 } 1617 } 1618 } 1619 swp_flags = SWP_NOCOPYBITS; 1620 1621 bounds.left = SDL_windowX; 1622 bounds.top = SDL_windowY; 1623 bounds.right = SDL_windowX+video->w; 1624 bounds.bottom = SDL_windowY+video->h; 1625 AdjustWindowRectEx(&bounds, GetWindowLong(SDL_Window, GWL_STYLE), (GetMenu(SDL_Window) != NULL), 0); 1626 width = bounds.right-bounds.left; 1627 height = bounds.bottom-bounds.top; 1628 if ( center ) { 1629 x = (GetSystemMetrics(SM_CXSCREEN)-width)/2; 1630 y = (GetSystemMetrics(SM_CYSCREEN)-height)/2; 1631 } else if ( SDL_windowX || SDL_windowY || window ) { 1632 x = bounds.left; 1633 y = bounds.top; 1634 } else { 1635 x = y = -1; 1636 swp_flags |= SWP_NOMOVE; 1637 } 1638 SetWindowPos(SDL_Window, HWND_NOTOPMOST, x, y, width, height, swp_flags); 1639 SDL_windowX = SDL_bounds.left; 1640 SDL_windowY = SDL_bounds.top; 1641 } 1642 1643 } 1644 ShowWindow(SDL_Window, SW_SHOW); 1645 SetForegroundWindow(SDL_Window); 1646 SDL_resizing = 0; 1647 1648 /* JC 14 Mar 2006 1649 Flush the message loop or this can cause big problems later 1650 Especially if the user decides to use dialog boxes or assert()! 1651 */ 1652 WIN_FlushMessageQueue(); 1653 1654 /* We're live! */ 1655 return(video); 1656 } 1657 1658 struct private_hwdata { 1659 LPDIRECTDRAWSURFACE3 dd_surface; 1660 LPDIRECTDRAWSURFACE3 dd_writebuf; 1661 }; 1662 1663 static int DX5_AllocDDSurface(_THIS, SDL_Surface *surface, 1664 LPDIRECTDRAWSURFACE3 requested, Uint32 flag) 1665 { 1666 LPDIRECTDRAWSURFACE dd_surface1; 1667 LPDIRECTDRAWSURFACE3 dd_surface3; 1668 DDSURFACEDESC ddsd; 1669 HRESULT result; 1670 1671 /* Clear the hardware flag, in case we fail */ 1672 surface->flags &= ~flag; 1673 1674 /* Allocate the hardware acceleration data */ 1675 surface->hwdata = (struct private_hwdata *) 1676 SDL_malloc(sizeof(*surface->hwdata)); 1677 if ( surface->hwdata == NULL ) { 1678 SDL_OutOfMemory(); 1679 return(-1); 1680 } 1681 dd_surface3 = NULL; 1682 1683 /* Set up the surface description */ 1684 SDL_memset(&ddsd, 0, sizeof(ddsd)); 1685 ddsd.dwSize = sizeof(ddsd); 1686 ddsd.dwFlags = (DDSD_WIDTH|DDSD_HEIGHT|DDSD_CAPS| 1687 DDSD_PITCH|DDSD_PIXELFORMAT); 1688 ddsd.dwWidth = surface->w; 1689 ddsd.dwHeight= surface->h; 1690 #if defined(NONAMELESSUNION) 1691 ddsd.u1.lPitch = surface->pitch; 1692 #else 1693 ddsd.lPitch = surface->pitch; 1694 #endif 1695 if ( (flag & SDL_HWSURFACE) == SDL_HWSURFACE ) { 1696 ddsd.ddsCaps.dwCaps = 1697 (DDSCAPS_OFFSCREENPLAIN|DDSCAPS_VIDEOMEMORY); 1698 } else { 1699 ddsd.ddsCaps.dwCaps = 1700 (DDSCAPS_OFFSCREENPLAIN|DDSCAPS_SYSTEMMEMORY); 1701 } 1702 ddsd.ddpfPixelFormat.dwSize = sizeof(ddsd.ddpfPixelFormat); 1703 ddsd.ddpfPixelFormat.dwFlags = DDPF_RGB; 1704 if ( surface->format->palette ) { 1705 ddsd.ddpfPixelFormat.dwFlags |= DDPF_PALETTEINDEXED8; 1706 } 1707 #if defined(NONAMELESSUNION) 1708 ddsd.ddpfPixelFormat.u1.dwRGBBitCount = surface->format->BitsPerPixel; 1709 ddsd.ddpfPixelFormat.u2.dwRBitMask = surface->format->Rmask; 1710 ddsd.ddpfPixelFormat.u3.dwGBitMask = surface->format->Gmask; 1711 ddsd.ddpfPixelFormat.u4.dwBBitMask = surface->format->Bmask; 1712 #else 1713 ddsd.ddpfPixelFormat.dwRGBBitCount = surface->format->BitsPerPixel; 1714 ddsd.ddpfPixelFormat.dwRBitMask = surface->format->Rmask; 1715 ddsd.ddpfPixelFormat.dwGBitMask = surface->format->Gmask; 1716 ddsd.ddpfPixelFormat.dwBBitMask = surface->format->Bmask; 1717 #endif 1718 1719 /* Create the DirectDraw video surface */ 1720 if ( requested != NULL ) { 1721 dd_surface3 = requested; 1722 } else { 1723 result = IDirectDraw2_CreateSurface(ddraw2, 1724 &ddsd, &dd_surface1, NULL); 1725 if ( result != DD_OK ) { 1726 SetDDerror("DirectDraw2::CreateSurface", result); 1727 goto error_end; 1728 } 1729 result = IDirectDrawSurface_QueryInterface(dd_surface1, 1730 &IID_IDirectDrawSurface3, (LPVOID *)&dd_surface3); 1731 IDirectDrawSurface_Release(dd_surface1); 1732 if ( result != DD_OK ) { 1733 SetDDerror("DirectDrawSurface::QueryInterface", result); 1734 goto error_end; 1735 } 1736 } 1737 1738 if ( (flag & SDL_HWSURFACE) == SDL_HWSURFACE ) { 1739 /* Check to see whether the surface actually ended up 1740 in video memory, and fail if not. We expect the 1741 surfaces we create here to actually be in hardware! 1742 */ 1743 result = IDirectDrawSurface3_GetCaps(dd_surface3,&ddsd.ddsCaps); 1744 if ( result != DD_OK ) { 1745 SetDDerror("DirectDrawSurface3::GetCaps", result); 1746 goto error_end; 1747 } 1748 if ( (ddsd.ddsCaps.dwCaps&DDSCAPS_VIDEOMEMORY) != 1749 DDSCAPS_VIDEOMEMORY ) { 1750 SDL_SetError("No room in video memory"); 1751 goto error_end; 1752 } 1753 } else { 1754 /* Try to hook our surface memory */ 1755 ddsd.dwFlags = DDSD_LPSURFACE; 1756 ddsd.lpSurface = surface->pixels; 1757 result = IDirectDrawSurface3_SetSurfaceDesc(dd_surface3, 1758 &ddsd, 0); 1759 if ( result != DD_OK ) { 1760 SetDDerror("DirectDraw2::SetSurfaceDesc", result); 1761 goto error_end; 1762 } 1763 1764 } 1765 1766 /* Make sure the surface format was set properly */ 1767 SDL_memset(&ddsd, 0, sizeof(ddsd)); 1768 ddsd.dwSize = sizeof(ddsd); 1769 result = IDirectDrawSurface3_Lock(dd_surface3, NULL, 1770 &ddsd, (DDLOCK_NOSYSLOCK|DDLOCK_WAIT), NULL); 1771 if ( result != DD_OK ) { 1772 SetDDerror("DirectDrawSurface3::Lock", result); 1773 goto error_end; 1774 } 1775 IDirectDrawSurface3_Unlock(dd_surface3, NULL); 1776 1777 if ( (flag & SDL_HWSURFACE) == SDL_SWSURFACE ) { 1778 if ( ddsd.lpSurface != surface->pixels ) { 1779 SDL_SetError("DDraw didn't use SDL surface memory"); 1780 goto error_end; 1781 } 1782 if ( 1783 #if defined(NONAMELESSUNION) 1784 ddsd.u1.lPitch 1785 #else 1786 ddsd.lPitch 1787 #endif 1788 != (LONG)surface->pitch ) { 1789 SDL_SetError("DDraw created surface with wrong pitch"); 1790 goto error_end; 1791 } 1792 } else { 1793 #if defined(NONAMELESSUNION) 1794 surface->pitch = (Uint16)ddsd.u1.lPitch; 1795 #else 1796 surface->pitch = (Uint16)ddsd.lPitch; 1797 #endif 1798 } 1799 #if defined(NONAMELESSUNION) 1800 if ( (ddsd.ddpfPixelFormat.u1.dwRGBBitCount != 1801 surface->format->BitsPerPixel) || 1802 (ddsd.ddpfPixelFormat.u2.dwRBitMask != surface->format->Rmask) || 1803 (ddsd.ddpfPixelFormat.u3.dwGBitMask != surface->format->Gmask) || 1804 (ddsd.ddpfPixelFormat.u4.dwBBitMask != surface->format->Bmask) ){ 1805 #else 1806 if ( (ddsd.ddpfPixelFormat.dwRGBBitCount != 1807 surface->format->BitsPerPixel) || 1808 (ddsd.ddpfPixelFormat.dwRBitMask != surface->format->Rmask) || 1809 (ddsd.ddpfPixelFormat.dwGBitMask != surface->format->Gmask) || 1810 (ddsd.ddpfPixelFormat.dwBBitMask != surface->format->Bmask) ){ 1811 #endif 1812 SDL_SetError("DDraw didn't use SDL surface description"); 1813 goto error_end; 1814 } 1815 if ( (ddsd.dwWidth != (DWORD)surface->w) || 1816 (ddsd.dwHeight != (DWORD)surface->h) ) { 1817 SDL_SetError("DDraw created surface with wrong size"); 1818 goto error_end; 1819 } 1820 1821 /* Set the surface private data */ 1822 surface->flags |= flag; 1823 surface->hwdata->dd_surface = dd_surface3; 1824 if ( (surface->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF ) { 1825 LPDIRECTDRAWSURFACE3 dd_writebuf; 1826 1827 ddsd.ddsCaps.dwCaps = DDSCAPS_BACKBUFFER; 1828 result = IDirectDrawSurface3_GetAttachedSurface(dd_surface3, 1829 &ddsd.ddsCaps, &dd_writebuf); 1830 if ( result != DD_OK ) { 1831 SetDDerror("DirectDrawSurface3::GetAttachedSurface", 1832 result); 1833 } else { 1834 dd_surface3 = dd_writebuf; 1835 } 1836 } 1837 surface->hwdata->dd_writebuf = dd_surface3; 1838 1839 /* We're ready to go! */ 1840 return(0); 1841 1842 /* Okay, so goto's are cheesy, but there are so many possible 1843 errors in this function, and the cleanup is the same in 1844 every single case. Is there a better way, other than deeply 1845 nesting the code? 1846 */ 1847 error_end: 1848 if ( (dd_surface3 != NULL) && (dd_surface3 != requested) ) { 1849 IDirectDrawSurface_Release(dd_surface3); 1850 } 1851 SDL_free(surface->hwdata); 1852 surface->hwdata = NULL; 1853 return(-1); 1854 } 1855 1856 static int DX5_AllocHWSurface(_THIS, SDL_Surface *surface) 1857 { 1858 /* DDraw limitation -- you need to set cooperative level first */ 1859 if ( SDL_primary == NULL ) { 1860 SDL_SetError("You must set a non-GL video mode first"); 1861 return(-1); 1862 } 1863 return(DX5_AllocDDSurface(this, surface, NULL, SDL_HWSURFACE)); 1864 } 1865 1866 #ifdef DDRAW_DEBUG 1867 void PrintSurface(char *title, LPDIRECTDRAWSURFACE3 surface, Uint32 flags) 1868 { 1869 DDSURFACEDESC ddsd; 1870 1871 /* Lock and load! */ 1872 SDL_memset(&ddsd, 0, sizeof(ddsd)); 1873 ddsd.dwSize = sizeof(ddsd); 1874 if ( IDirectDrawSurface3_Lock(surface, NULL, &ddsd, 1875 (DDLOCK_NOSYSLOCK|DDLOCK_WAIT), NULL) != DD_OK ) { 1876 return; 1877 } 1878 IDirectDrawSurface3_Unlock(surface, NULL); 1879 1880 fprintf(stderr, "%s:\n", title); 1881 fprintf(stderr, "\tSize: %dx%d in %s at %ld bpp (pitch = %ld)\n", 1882 ddsd.dwWidth, ddsd.dwHeight, 1883 (flags & SDL_HWSURFACE) ? "hardware" : "software", 1884 #if defined(NONAMELESSUNION) 1885 ddsd.ddpfPixelFormat.u1.dwRGBBitCount, ddsd.u1.lPitch); 1886 #else 1887 ddsd.ddpfPixelFormat.dwRGBBitCount, ddsd.lPitch); 1888 #endif 1889 fprintf(stderr, "\tR = 0x%X, G = 0x%X, B = 0x%X\n", 1890 #if defined(NONAMELESSUNION) 1891 ddsd.ddpfPixelFormat.u2.dwRBitMask, 1892 ddsd.ddpfPixelFormat.u3.dwGBitMask, 1893 ddsd.ddpfPixelFormat.u4.dwBBitMask); 1894 #else 1895 ddsd.ddpfPixelFormat.dwRBitMask, 1896 ddsd.ddpfPixelFormat.dwGBitMask, 1897 ddsd.ddpfPixelFormat.dwBBitMask); 1898 #endif 1899 } 1900 #endif /* DDRAW_DEBUG */ 1901 1902 static int DX5_HWAccelBlit(SDL_Surface *src, SDL_Rect *srcrect, 1903 SDL_Surface *dst, SDL_Rect *dstrect) 1904 { 1905 LPDIRECTDRAWSURFACE3 src_surface; 1906 LPDIRECTDRAWSURFACE3 dst_surface; 1907 DWORD flags; 1908 RECT rect; 1909 HRESULT result; 1910 1911 /* Set it up.. the desination must have a DDRAW surface */ 1912 src_surface = src->hwdata->dd_writebuf; 1913 dst_surface = dst->hwdata->dd_writebuf; 1914 rect.top = (LONG)srcrect->y; 1915 rect.bottom = (LONG)srcrect->y+srcrect->h; 1916 rect.left = (LONG)srcrect->x; 1917 rect.right = (LONG)srcrect->x+srcrect->w; 1918 if ( (src->flags & SDL_SRCCOLORKEY) == SDL_SRCCOLORKEY ) 1919 flags = DDBLTFAST_SRCCOLORKEY; 1920 else 1921 flags = DDBLTFAST_NOCOLORKEY; 1922 /* FIXME: We can remove this flag for _really_ fast blit queuing, 1923 but it will affect the return values of locks and flips. 1924 */ 1925 flags |= DDBLTFAST_WAIT; 1926 1927 /* Do the blit! */ 1928 result = IDirectDrawSurface3_BltFast(dst_surface, 1929 dstrect->x, dstrect->y, src_surface, &rect, flags); 1930 if ( result != DD_OK ) { 1931 if ( result == DDERR_SURFACELOST ) { 1932 result = IDirectDrawSurface3_Restore(src_surface); 1933 result = IDirectDrawSurface3_Restore(dst_surface); 1934 /* The surfaces need to be reloaded with artwork */ 1935 SDL_SetError("Blit surfaces were lost, reload them"); 1936 return(-2); 1937 } 1938 SetDDerror("IDirectDrawSurface3::BltFast", result); 1939 #ifdef DDRAW_DEBUG 1940 fprintf(stderr, "Original dest rect: %dx%d at %d,%d\n", dstrect->w, dstrect->h, dstrect->x, dstrect->y); 1941 fprintf(stderr, "HW accelerated %sblit to from 0x%p to 0x%p at (%d,%d)\n", 1942 (src->flags & SDL_SRCCOLORKEY) ? "colorkey " : "", src, dst, 1943 dstrect->x, dstrect->y); 1944 PrintSurface("SRC", src_surface, src->flags); 1945 PrintSurface("DST", dst_surface, dst->flags); 1946 fprintf(stderr, "Source rectangle: (%d,%d) - (%d,%d)\n", 1947 rect.left, rect.top, rect.right, rect.bottom); 1948 #endif 1949 /* Unexpected error, fall back to software blit */ 1950 return(src->map->sw_blit(src, srcrect, dst, dstrect)); 1951 } 1952 return(0); 1953 } 1954 1955 static int DX5_CheckHWBlit(_THIS, SDL_Surface *src, SDL_Surface *dst) 1956 { 1957 int accelerated; 1958 1959 /* We need to have a DDraw surface for HW blits */ 1960 if ( (src->flags & SDL_HWSURFACE) == SDL_SWSURFACE ) { 1961 /* Allocate a DDraw surface for the blit */ 1962 if ( src->hwdata == NULL ) { 1963 DX5_AllocDDSurface(this, src, NULL, SDL_SWSURFACE); 1964 } 1965 } 1966 if ( src->hwdata == NULL ) { 1967 return(0); 1968 } 1969 1970 /* Set initial acceleration on */ 1971 src->flags |= SDL_HWACCEL; 1972 1973 /* Set the surface attributes */ 1974 if ( (src->flags & SDL_SRCCOLORKEY) == SDL_SRCCOLORKEY ) { 1975 if ( DX5_SetHWColorKey(this, src, src->format->colorkey) < 0 ) { 1976 src->flags &= ~SDL_HWACCEL; 1977 } 1978 } 1979 if ( (src->flags & SDL_SRCALPHA) == SDL_SRCALPHA ) { 1980 if ( DX5_SetHWAlpha(this, src, src->format->alpha) < 0 ) { 1981 src->flags &= ~SDL_HWACCEL; 1982 } 1983 } 1984 1985 /* Check to see if final surface blit is accelerated */ 1986 accelerated = !!(src->flags & SDL_HWACCEL); 1987 if ( accelerated ) { 1988 #ifdef DDRAW_DEBUG 1989 fprintf(stderr, "Setting accelerated blit on 0x%p\n", src); 1990 #endif 1991 src->map->hw_blit = DX5_HWAccelBlit; 1992 } 1993 return(accelerated); 1994 } 1995 1996 static int DX5_FillHWRect(_THIS, SDL_Surface *dst, SDL_Rect *dstrect, Uint32 color) 1997 { 1998 LPDIRECTDRAWSURFACE3 dst_surface; 1999 RECT area; 2000 DDBLTFX bltfx; 2001 HRESULT result; 2002 2003 #ifdef DDRAW_DEBUG 2004 fprintf(stderr, "HW accelerated fill at (%d,%d)\n", dstrect->x, dstrect->y); 2005 #endif 2006 dst_surface = dst->hwdata->dd_writebuf; 2007 area.top = (LONG)dstrect->y; 2008 area.bottom = (LONG)dstrect->y+dstrect->h; 2009 area.left = (LONG)dstrect->x; 2010 area.right = (LONG)dstrect->x+dstrect->w; 2011 bltfx.dwSize = sizeof(bltfx); 2012 #if defined(NONAMELESSUNION) 2013 bltfx.u5.dwFillColor = color; 2014 #else 2015 bltfx.dwFillColor = color; 2016 #endif 2017 result = IDirectDrawSurface3_Blt(dst_surface, 2018 &area, NULL, NULL, DDBLT_COLORFILL|DDBLT_WAIT, &bltfx); 2019 if ( result == DDERR_SURFACELOST ) { 2020 IDirectDrawSurface3_Restore(dst_surface); 2021 result = IDirectDrawSurface3_Blt(dst_surface, 2022 &area, NULL, NULL, DDBLT_COLORFILL|DDBLT_WAIT, &bltfx); 2023 } 2024 if ( result != DD_OK ) { 2025 SetDDerror("IDirectDrawSurface3::Blt", result); 2026 return(-1); 2027 } 2028 return(0); 2029 } 2030 2031 static int DX5_SetHWColorKey(_THIS, SDL_Surface *surface, Uint32 key) 2032 { 2033 DDCOLORKEY colorkey; 2034 HRESULT result; 2035 2036 /* Set the surface colorkey */ 2037 colorkey.dwColorSpaceLowValue = key; 2038 colorkey.dwColorSpaceHighValue = key; 2039 result = IDirectDrawSurface3_SetColorKey( 2040 surface->hwdata->dd_surface, DDCKEY_SRCBLT, &colorkey); 2041 if ( result != DD_OK ) { 2042 SetDDerror("IDirectDrawSurface3::SetColorKey", result); 2043 return(-1); 2044 } 2045 return(0); 2046 } 2047 static int DX5_SetHWAlpha(_THIS, SDL_Surface *surface, Uint8 alpha) 2048 { 2049 return(-1); 2050 } 2051 2052 static int DX5_LockHWSurface(_THIS, SDL_Surface *surface) 2053 { 2054 HRESULT result; 2055 LPDIRECTDRAWSURFACE3 dd_surface; 2056 DDSURFACEDESC ddsd; 2057 2058 /* Lock and load! */ 2059 dd_surface = surface->hwdata->dd_writebuf; 2060 SDL_memset(&ddsd, 0, sizeof(ddsd)); 2061 ddsd.dwSize = sizeof(ddsd); 2062 result = IDirectDrawSurface3_Lock(dd_surface, NULL, &ddsd, 2063 (DDLOCK_NOSYSLOCK|DDLOCK_WAIT), NULL); 2064 if ( result == DDERR_SURFACELOST ) { 2065 result = IDirectDrawSurface3_Restore( 2066 surface->hwdata->dd_surface); 2067 result = IDirectDrawSurface3_Lock(dd_surface, NULL, &ddsd, 2068 (DDLOCK_NOSYSLOCK|DDLOCK_WAIT), NULL); 2069 } 2070 if ( result != DD_OK ) { 2071 SetDDerror("DirectDrawSurface3::Lock", result); 2072 return(-1); 2073 } 2074 /* Pitch might have changed -- recalculate pitch and offset */ 2075 #if defined(NONAMELESSUNION) 2076 if ( surface->pitch != ddsd.u1.lPitch ) { 2077 surface->pitch = ddsd.u1.lPitch; 2078 #else 2079 if ( surface->pitch != ddsd.lPitch ) { 2080 surface->pitch = (Uint16)ddsd.lPitch; 2081 #endif 2082 surface->offset = 2083 ((ddsd.dwHeight-surface->h)/2)*surface->pitch + 2084 ((ddsd.dwWidth-surface->w)/2)* 2085 surface->format->BytesPerPixel; 2086 } 2087 surface->pixels = ddsd.lpSurface; 2088 return(0); 2089 } 2090 2091 static void DX5_UnlockHWSurface(_THIS, SDL_Surface *surface) 2092 { 2093 IDirectDrawSurface3_Unlock(surface->hwdata->dd_writebuf, NULL); 2094 surface->pixels = NULL; 2095 } 2096 2097 static int DX5_FlipHWSurface(_THIS, SDL_Surface *surface) 2098 { 2099 HRESULT result; 2100 LPDIRECTDRAWSURFACE3 dd_surface; 2101 2102 dd_surface = surface->hwdata->dd_surface; 2103 2104 /* to prevent big slowdown on fast computers, wait here instead of driver ring 0 code */ 2105 /* Dmitry Yakimov (ftech (at) tula.net) */ 2106 while(IDirectDrawSurface3_GetFlipStatus(dd_surface, DDGBS_ISBLTDONE) == DDERR_WASSTILLDRAWING); 2107 2108 result = IDirectDrawSurface3_Flip(dd_surface, NULL, DDFLIP_WAIT); 2109 if ( result == DDERR_SURFACELOST ) { 2110 result = IDirectDrawSurface3_Restore( 2111 surface->hwdata->dd_surface); 2112 while(IDirectDrawSurface3_GetFlipStatus(dd_surface, DDGBS_ISBLTDONE) == DDERR_WASSTILLDRAWING); 2113 result = IDirectDrawSurface3_Flip(dd_surface, NULL, DDFLIP_WAIT); 2114 } 2115 if ( result != DD_OK ) { 2116 SetDDerror("DirectDrawSurface3::Flip", result); 2117 return(-1); 2118 } 2119 return(0); 2120 } 2121 2122 static void DX5_FreeHWSurface(_THIS, SDL_Surface *surface) 2123 { 2124 if ( surface->hwdata ) { 2125 if ( surface->hwdata->dd_surface != SDL_primary ) { 2126 IDirectDrawSurface3_Release(surface->hwdata->dd_surface); 2127 } 2128 SDL_free(surface->hwdata); 2129 surface->hwdata = NULL; 2130 } 2131 } 2132 2133 void DX5_WindowUpdate(_THIS, int numrects, SDL_Rect *rects) 2134 { 2135 HRESULT result; 2136 int i; 2137 RECT src, dst; 2138 2139 for ( i=0; i<numrects; ++i ) { 2140 src.top = (LONG)rects[i].y; 2141 src.bottom = (LONG)rects[i].y+rects[i].h; 2142 src.left = (LONG)rects[i].x; 2143 src.right = (LONG)rects[i].x+rects[i].w; 2144 dst.top = SDL_bounds.top+src.top; 2145 dst.left = SDL_bounds.left+src.left; 2146 dst.bottom = SDL_bounds.top+src.bottom; 2147 dst.right = SDL_bounds.left+src.right; 2148 result = IDirectDrawSurface3_Blt(SDL_primary, &dst, 2149 this->screen->hwdata->dd_surface, &src, 2150 DDBLT_WAIT, NULL); 2151 /* Doh! Check for lost surface and restore it */ 2152 if ( result == DDERR_SURFACELOST ) { 2153 IDirectDrawSurface3_Restore(SDL_primary); 2154 IDirectDrawSurface3_Blt(SDL_primary, &dst, 2155 this->screen->hwdata->dd_surface, &src, 2156 DDBLT_WAIT, NULL); 2157 } 2158 } 2159 } 2160 2161 void DX5_DirectUpdate(_THIS, int numrects, SDL_Rect *rects) 2162 { 2163 } 2164 2165 /* Compress a full palette into the limited number of colors given to us 2166 by windows. 2167 2168 The "best" way to do this is to sort the colors by diversity and place 2169 the most diverse colors into the limited palette. Unfortunately this 2170 results in widely varying colors being displayed in the interval during 2171 which the windows palette has been set, and the mapping of the shadow 2172 surface to the new palette. This is especially noticeable during fades. 2173 2174 To deal with this problem, we can copy a predetermined portion of the 2175 full palette, and use that as the limited palette. This allows colors 2176 to fade smoothly as the remapping is very similar on each palette change. 2177 Unfortunately, this breaks applications which partition the palette into 2178 distinct and widely varying areas, expecting all colors to be available. 2179 2180 I'm making them both available, chosen at compile time. 2181 If you want the chunk-o-palette algorithm, define SIMPLE_COMPRESSION, 2182 otherwise the sort-by-diversity algorithm will be used. 2183 */ 2184 #define SIMPLE_COMPRESSION 2185 #define CS_CS_DIST(A, B) ({ \ 2186 int r = (A.r - B.r); \ 2187 int g = (A.g - B.g); \ 2188 int b = (A.b - B.b); \ 2189 (r*r + g*g + b*b); \ 2190 }) 2191 static void DX5_CompressPalette(_THIS, SDL_Color *colors, int ncolors, int maxcolors) 2192 { 2193 #ifdef SIMPLE_COMPRESSION 2194 int i, j; 2195 #else 2196 static SDL_Color zero = { 0, 0, 0, 0 }; 2197 int i, j; 2198 int max, dist; 2199 int prev, next; 2200 int *pool; 2201 int *seen, *order; 2202 #endif 2203 2204 /* Does this happen? */ 2205 if ( maxcolors > ncolors ) { 2206 maxcolors = ncolors; 2207 } 2208 2209 #ifdef SIMPLE_COMPRESSION 2210 /* Just copy the first "maxcolors" colors */ 2211 for ( j=10, i=0; i<maxcolors; ++i, ++j ) { 2212 SDL_colors[j].peRed = colors[i].r; 2213 SDL_colors[j].peGreen = colors[i].g; 2214 SDL_colors[j].peBlue = colors[i].b; 2215 } 2216 #else 2217 /* Allocate memory for the arrays we use */ 2218 pool = SDL_stack_alloc(int, 2*ncolors); 2219 if ( pool == NULL ) { 2220 /* No worries, just return */; 2221 return; 2222 } 2223 seen = pool; 2224 SDL_memset(seen, 0, ncolors*sizeof(int)); 2225 order = pool+ncolors; 2226 2227 /* Start with the brightest color */ 2228 max = 0; 2229 for ( i=0; i<ncolors; ++i ) { 2230 dist = CS_CS_DIST(zero, colors[i]); 2231 if ( dist >= max ) { 2232 max = dist; 2233 next = i; 2234 } 2235 } 2236 j = 0; 2237 order[j++] = next; 2238 seen[next] = 1; 2239 prev = next; 2240 2241 /* Keep going through all the colors */ 2242 while ( j < maxcolors ) { 2243 max = 0; 2244 for ( i=0; i<ncolors; ++i ) { 2245 if ( seen[i] ) { 2246 continue; 2247 } 2248 dist = CS_CS_DIST(colors[i], colors[prev]); 2249 if ( dist >= max ) { 2250 max = dist; 2251 next = i; 2252 } 2253 } 2254 order[j++] = next; 2255 seen[next] = 1; 2256 prev = next; 2257 } 2258 2259 /* Compress the colors to the palette */ 2260 for ( j=10, i=0; i<maxcolors; ++i, ++j ) { 2261 SDL_colors[j].peRed = colors[order[i]].r; 2262 SDL_colors[j].peGreen = colors[order[i]].g; 2263 SDL_colors[j].peBlue = colors[order[i]].b; 2264 } 2265 SDL_stack_free(pool); 2266 #endif /* SIMPLE_COMPRESSION */ 2267 } 2268 2269 /* Set the system colormap in both fullscreen and windowed modes */ 2270 int DX5_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) 2271 { 2272 int i; 2273 int alloct_all; 2274 2275 /* Copy palette colors into display palette */ 2276 alloct_all = 0; 2277 if ( SDL_palette != NULL ) { 2278 if ( (this->screen->flags&SDL_FULLSCREEN) == SDL_FULLSCREEN ) { 2279 /* We can set all entries explicitly */ 2280 for ( i=0; i< ncolors; ++i ) { 2281 int j = firstcolor + i; 2282 SDL_colors[j].peRed = colors[i].r; 2283 SDL_colors[j].peGreen = colors[i].g; 2284 SDL_colors[j].peBlue = colors[i].b; 2285 } 2286 /* This sends an WM_PALETTECHANGED message to us */ 2287 colorchange_expected = 1; 2288 IDirectDrawPalette_SetEntries(SDL_palette, 0, 2289 firstcolor, ncolors, &SDL_colors[firstcolor]); 2290 alloct_all = 1; 2291 } else { 2292 /* Grab the 236 most diverse colors in the palette */ 2293 DX5_CompressPalette(this, colors, ncolors, 236); 2294 /* This sends an WM_PALETTECHANGED message to us */ 2295 colorchange_expected = 1; 2296 IDirectDrawPalette_SetEntries(SDL_palette, 0, 2297 0, 256, SDL_colors); 2298 } 2299 } 2300 return(alloct_all); 2301 } 2302 2303 /* Gamma code is only available on DirectX 7 and newer */ 2304 static int DX5_SetGammaRamp(_THIS, Uint16 *ramp) 2305 { 2306 #ifdef IDirectDrawGammaControl_SetGammaRamp 2307 LPDIRECTDRAWGAMMACONTROL gamma; 2308 DDGAMMARAMP gamma_ramp; 2309 HRESULT result; 2310 #endif 2311 2312 /* In windowed or OpenGL mode, use windib gamma code */ 2313 if ( ! DDRAW_FULLSCREEN() ) { 2314 return DIB_SetGammaRamp(this, ramp); 2315 } 2316 2317 #ifndef IDirectDrawGammaControl_SetGammaRamp 2318 SDL_SetError("SDL compiled without DirectX gamma ramp support"); 2319 return -1; 2320 #else 2321 /* Check for a video mode! */ 2322 if ( ! SDL_primary ) { 2323 SDL_SetError("A video mode must be set for gamma correction"); 2324 return(-1); 2325 } 2326 2327 /* Get the gamma control object */ 2328 result = IDirectDrawSurface3_QueryInterface(SDL_primary, 2329 &IID_IDirectDrawGammaControl, (LPVOID *)&gamma); 2330 if ( result != DD_OK ) { 2331 SetDDerror("DirectDrawSurface3::QueryInterface(GAMMA)", result); 2332 return(-1); 2333 } 2334 2335 /* Set up the gamma ramp */ 2336 SDL_memcpy(gamma_ramp.red, &ramp[0*256], 256*sizeof(*ramp)); 2337 SDL_memcpy(gamma_ramp.green, &ramp[1*256], 256*sizeof(*ramp)); 2338 SDL_memcpy(gamma_ramp.blue, &ramp[2*256], 256*sizeof(*ramp)); 2339 result = IDirectDrawGammaControl_SetGammaRamp(gamma, 0, &gamma_ramp); 2340 if ( result != DD_OK ) { 2341 SetDDerror("DirectDrawGammaControl::SetGammaRamp()", result); 2342 } 2343 2344 /* Release the interface and return */ 2345 IDirectDrawGammaControl_Release(gamma); 2346 return (result == DD_OK) ? 0 : -1; 2347 #endif /* !IDirectDrawGammaControl_SetGammaRamp */ 2348 } 2349 2350 static int DX5_GetGammaRamp(_THIS, Uint16 *ramp) 2351 { 2352 #ifdef IDirectDrawGammaControl_SetGammaRamp 2353 LPDIRECTDRAWGAMMACONTROL gamma; 2354 DDGAMMARAMP gamma_ramp; 2355 HRESULT result; 2356 #endif 2357 2358 /* In windowed or OpenGL mode, use windib gamma code */ 2359 if ( ! DDRAW_FULLSCREEN() ) { 2360 return DIB_GetGammaRamp(this, ramp); 2361 } 2362 2363 #ifndef IDirectDrawGammaControl_SetGammaRamp 2364 SDL_SetError("SDL compiled without DirectX gamma ramp support"); 2365 return -1; 2366 #else 2367 /* Check for a video mode! */ 2368 if ( ! SDL_primary ) { 2369 SDL_SetError("A video mode must be set for gamma correction"); 2370 return(-1); 2371 } 2372 2373 /* Get the gamma control object */ 2374 result = IDirectDrawSurface3_QueryInterface(SDL_primary, 2375 &IID_IDirectDrawGammaControl, (LPVOID *)&gamma); 2376 if ( result != DD_OK ) { 2377 SetDDerror("DirectDrawSurface3::QueryInterface(GAMMA)", result); 2378 return(-1); 2379 } 2380 2381 /* Set up the gamma ramp */ 2382 result = IDirectDrawGammaControl_GetGammaRamp(gamma, 0, &gamma_ramp); 2383 if ( result == DD_OK ) { 2384 SDL_memcpy(&ramp[0*256], gamma_ramp.red, 256*sizeof(*ramp)); 2385 SDL_memcpy(&ramp[1*256], gamma_ramp.green, 256*sizeof(*ramp)); 2386 SDL_memcpy(&ramp[2*256], gamma_ramp.blue, 256*sizeof(*ramp)); 2387 } else { 2388 SetDDerror("DirectDrawGammaControl::GetGammaRamp()", result); 2389 } 2390 2391 /* Release the interface and return */ 2392 IDirectDrawGammaControl_Release(gamma); 2393 return (result == DD_OK) ? 0 : -1; 2394 #endif /* !IDirectDrawGammaControl_SetGammaRamp */ 2395 } 2396 2397 void DX5_VideoQuit(_THIS) 2398 { 2399 int i, j; 2400 2401 /* If we're fullscreen GL, we need to reset the display */ 2402 if ( this->screen != NULL ) { 2403 #ifndef NO_CHANGEDISPLAYSETTINGS 2404 if ( (this->screen->flags & (SDL_OPENGL|SDL_FULLSCREEN)) == 2405 (SDL_OPENGL|SDL_FULLSCREEN) ) { 2406 ChangeDisplaySettings(NULL, 0); 2407 ShowWindow(SDL_Window, SW_HIDE); 2408 } 2409 #endif 2410 if ( this->screen->flags & SDL_OPENGL ) { 2411 WIN_GL_ShutDown(this); 2412 } 2413 } 2414 2415 /* Free any palettes we used */ 2416 if ( SDL_palette != NULL ) { 2417 IDirectDrawPalette_Release(SDL_palette); 2418 SDL_palette = NULL; 2419 } 2420 2421 /* Allow the primary surface to be freed */ 2422 if ( SDL_primary != NULL ) { 2423 SDL_primary = NULL; 2424 } 2425 2426 /* Free video mode lists */ 2427 for ( i=0; i<NUM_MODELISTS; ++i ) { 2428 if ( SDL_modelist[i] != NULL ) { 2429 for ( j=0; SDL_modelist[i][j]; ++j ) 2430 SDL_free(SDL_modelist[i][j]); 2431 SDL_free(SDL_modelist[i]); 2432 SDL_modelist[i] = NULL; 2433 } 2434 } 2435 2436 /* Free the window */ 2437 DIB_QuitGamma(this); 2438 if ( SDL_Window ) { 2439 DX5_DestroyWindow(this); 2440 } 2441 2442 /* Free our window icon */ 2443 if ( screen_icn ) { 2444 DestroyIcon(screen_icn); 2445 screen_icn = NULL; 2446 } 2447 } 2448 2449 /* Exported for the windows message loop only */ 2450 void DX5_Activate(_THIS, BOOL active, BOOL minimized) 2451 { 2452 } 2453 void DX5_RealizePalette(_THIS) 2454 { 2455 if ( SDL_palette ) { 2456 IDirectDrawSurface3_SetPalette(SDL_primary, SDL_palette); 2457 } 2458 } 2459 static void DX5_Recolor8Bit(_THIS, SDL_Surface *surface, Uint8 *mapping) 2460 { 2461 int row, col; 2462 Uint8 *pixels; 2463 2464 if ( surface->w && surface->h ) { 2465 if ( (surface->flags & SDL_HWSURFACE) == SDL_HWSURFACE ) { 2466 if ( this->LockHWSurface(this, surface) < 0 ) { 2467 return; 2468 } 2469 } 2470 for ( row=0; row<surface->h; ++row ) { 2471 pixels = (Uint8 *)surface->pixels+row*surface->pitch; 2472 for ( col=0; col<surface->w; ++col, ++pixels ) { 2473 *pixels = mapping[*pixels]; 2474 } 2475 } 2476 if ( (surface->flags & SDL_HWSURFACE) == SDL_HWSURFACE ) { 2477 this->UnlockHWSurface(this, surface); 2478 } 2479 SDL_UpdateRect(surface, 0, 0, 0, 0); 2480 } 2481 } 2482 void DX5_PaletteChanged(_THIS, HWND window) 2483 { 2484 SDL_Palette *palette; 2485 SDL_Color *saved = NULL; 2486 HDC hdc; 2487 int i; 2488 PALETTEENTRY *entries; 2489 2490 /* This is true when the window is closing */ 2491 if ( (SDL_primary == NULL) || (SDL_VideoSurface == NULL) ) 2492 return; 2493 2494 /* We need to get the colors as they were set */ 2495 palette = this->physpal; 2496 if(!palette) 2497 palette = SDL_VideoSurface->format->palette; 2498 if ( palette == NULL ) { /* Sometimes we don't have a palette */ 2499 return; 2500 } 2501 entries = SDL_stack_alloc(PALETTEENTRY, palette->ncolors); 2502 hdc = GetDC(window); 2503 GetSystemPaletteEntries(hdc, 0, palette->ncolors, entries); 2504 ReleaseDC(window, hdc); 2505 if ( ! colorchange_expected ) { 2506 saved = SDL_stack_alloc(SDL_Color, palette->ncolors); 2507 SDL_memcpy(saved, palette->colors, 2508 palette->ncolors*sizeof(SDL_Color)); 2509 } 2510 for ( i=0; i<palette->ncolors; ++i ) { 2511 palette->colors[i].r = entries[i].peRed; 2512 palette->colors[i].g = entries[i].peGreen; 2513 palette->colors[i].b = entries[i].peBlue; 2514 } 2515 SDL_stack_free(entries); 2516 if ( ! colorchange_expected ) { 2517 Uint8 mapping[256]; 2518 2519 SDL_memset(mapping, 0, sizeof(mapping)); 2520 for ( i=0; i<palette->ncolors; ++i ) { 2521 mapping[i] = SDL_FindColor(palette, 2522 saved[i].r, saved[i].g, saved[i].b); 2523 } 2524 DX5_Recolor8Bit(this, SDL_VideoSurface, mapping); 2525 SDL_stack_free(saved); 2526 } 2527 colorchange_expected = 0; 2528 2529 /* Notify all mapped surfaces of the change */ 2530 SDL_FormatChanged(SDL_VideoSurface); 2531 } 2532 2533 /* Exported for the windows message loop only */ 2534 void DX5_WinPAINT(_THIS, HDC hdc) 2535 { 2536 SDL_UpdateRect(SDL_PublicSurface, 0, 0, 0, 0); 2537 } 2538
