Mercurial > sdl-ios-xcode
annotate src/video/bwindow/SDL_sysvideo.cc @ 202:401f0134f4f9
Fixed crash when using double-buffering with DGA
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Sun, 30 Sep 2001 20:19:20 +0000 |
| parents | 7be1046c4a68 |
| children | b69bb2a368a0 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
| 3 Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga | |
| 4 | |
| 5 This library is free software; you can redistribute it and/or | |
| 6 modify it under the terms of the GNU Library General Public | |
| 7 License as published by the Free Software Foundation; either | |
| 8 version 2 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 Library General Public License for more details. | |
| 14 | |
| 15 You should have received a copy of the GNU Library General Public | |
| 16 License along with this library; if not, write to the Free | |
| 17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 18 | |
| 19 Sam Lantinga | |
| 20 slouken@devolution.com | |
| 21 */ | |
| 22 | |
| 23 #ifdef SAVE_RCSID | |
| 24 static char rcsid = | |
| 25 "@(#) $Id$"; | |
| 26 #endif | |
| 27 | |
| 28 /* BWindow based framebuffer implementation */ | |
| 29 | |
| 30 #include <stdlib.h> | |
| 31 #include <string.h> | |
| 32 | |
| 33 #include <stdio.h> | |
| 34 #include <unistd.h> | |
| 35 | |
| 36 #include "SDL.h" | |
| 37 #include "SDL_BeApp.h" | |
| 38 #include "SDL_BWin.h" | |
| 39 #include "SDL_timer.h" | |
| 40 #include "blank_cursor.h" | |
| 41 | |
| 42 extern "C" { | |
| 43 | |
| 44 #include "SDL_sysvideo.h" | |
| 45 #include "SDL_sysmouse_c.h" | |
| 46 #include "SDL_sysevents_c.h" | |
| 47 #include "SDL_events_c.h" | |
| 48 #include "SDL_syswm_c.h" | |
| 49 #include "SDL_lowvideo.h" | |
| 50 | |
| 51 #define BEOS_HIDDEN_SIZE 32 /* starting hidden window size */ | |
| 52 | |
| 53 /* Initialization/Query functions */ | |
| 54 static int BE_VideoInit(_THIS, SDL_PixelFormat *vformat); | |
| 55 static SDL_Rect **BE_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); | |
| 56 static SDL_Surface *BE_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); | |
| 57 static void BE_UpdateMouse(_THIS); | |
| 58 static int BE_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors); | |
| 59 static void BE_VideoQuit(_THIS); | |
| 60 | |
| 61 /* Hardware surface functions */ | |
| 62 static int BE_AllocHWSurface(_THIS, SDL_Surface *surface); | |
| 63 static int BE_LockHWSurface(_THIS, SDL_Surface *surface); | |
| 64 static void BE_UnlockHWSurface(_THIS, SDL_Surface *surface); | |
| 65 static void BE_FreeHWSurface(_THIS, SDL_Surface *surface); | |
| 66 | |
| 67 static int BE_ToggleFullScreen(_THIS, int fullscreen); | |
| 68 | |
| 69 /* OpenGL functions */ | |
| 70 #ifdef HAVE_OPENGL | |
| 71 static void BE_GL_SwapBuffers(_THIS); | |
| 72 #endif | |
| 73 | |
| 74 /* FB driver bootstrap functions */ | |
| 75 | |
| 76 static int BE_Available(void) | |
| 77 { | |
| 78 return(1); | |
| 79 } | |
| 80 | |
| 81 static void BE_DeleteDevice(SDL_VideoDevice *device) | |
| 82 { | |
| 83 free(device->hidden); | |
| 84 free(device); | |
| 85 } | |
| 86 | |
| 87 static SDL_VideoDevice *BE_CreateDevice(int devindex) | |
| 88 { | |
| 89 SDL_VideoDevice *device; | |
| 90 | |
| 91 /* Initialize all variables that we clean on shutdown */ | |
| 92 device = (SDL_VideoDevice *)malloc(sizeof(SDL_VideoDevice)); | |
| 93 if ( device ) { | |
| 94 memset(device, 0, (sizeof *device)); | |
| 95 device->hidden = (struct SDL_PrivateVideoData *) | |
| 96 malloc((sizeof *device->hidden)); | |
| 97 } | |
| 98 if ( (device == NULL) || (device->hidden == NULL) ) { | |
| 99 SDL_OutOfMemory(); | |
| 100 if ( device ) { | |
| 101 free(device); | |
| 102 } | |
| 103 return(0); | |
| 104 } | |
| 105 memset(device->hidden, 0, (sizeof *device->hidden)); | |
| 106 | |
| 107 /* Set the function pointers */ | |
| 108 device->VideoInit = BE_VideoInit; | |
| 109 device->ListModes = BE_ListModes; | |
| 110 device->SetVideoMode = BE_SetVideoMode; | |
| 111 device->UpdateMouse = BE_UpdateMouse; | |
| 112 device->SetColors = BE_SetColors; | |
| 113 device->UpdateRects = NULL; | |
| 114 device->VideoQuit = BE_VideoQuit; | |
| 115 device->AllocHWSurface = BE_AllocHWSurface; | |
| 116 device->CheckHWBlit = NULL; | |
| 117 device->FillHWRect = NULL; | |
| 118 device->SetHWColorKey = NULL; | |
| 119 device->SetHWAlpha = NULL; | |
| 120 device->LockHWSurface = BE_LockHWSurface; | |
| 121 device->UnlockHWSurface = BE_UnlockHWSurface; | |
| 122 device->FlipHWSurface = NULL; | |
| 123 device->FreeHWSurface = BE_FreeHWSurface; | |
| 124 #ifdef HAVE_OPENGL | |
| 125 device->GL_SwapBuffers = BE_GL_SwapBuffers; | |
| 126 #endif | |
| 127 device->SetIcon = NULL; | |
| 128 device->SetCaption = BE_SetWMCaption; | |
| 129 device->GetWMInfo = NULL; | |
| 130 device->FreeWMCursor = BE_FreeWMCursor; | |
| 131 device->CreateWMCursor = BE_CreateWMCursor; | |
| 132 device->ShowWMCursor = BE_ShowWMCursor; | |
| 133 device->WarpWMCursor = BE_WarpWMCursor; | |
| 134 device->InitOSKeymap = BE_InitOSKeymap; | |
| 135 device->PumpEvents = BE_PumpEvents; | |
| 136 | |
| 137 device->free = BE_DeleteDevice; | |
| 138 device->ToggleFullScreen = BE_ToggleFullScreen; | |
| 139 | |
| 140 /* Set the driver flags */ | |
| 141 device->handles_any_size = 1; | |
| 142 | |
| 143 return device; | |
| 144 } | |
| 145 | |
| 146 VideoBootStrap BWINDOW_bootstrap = { | |
| 147 "bwindow", "BDirectWindow graphics", | |
| 148 BE_Available, BE_CreateDevice | |
| 149 }; | |
| 150 | |
| 151 static inline int ColorSpaceToBitsPerPixel(uint32 colorspace) | |
| 152 { | |
| 153 int bitsperpixel; | |
| 154 | |
| 155 bitsperpixel = 0; | |
| 156 switch (colorspace) { | |
| 157 case B_CMAP8: | |
| 158 bitsperpixel = 8; | |
| 159 break; | |
| 160 case B_RGB15: | |
| 161 case B_RGBA15: | |
| 162 case B_RGB15_BIG: | |
| 163 case B_RGBA15_BIG: | |
| 164 bitsperpixel = 15; | |
| 165 break; | |
| 166 case B_RGB16: | |
| 167 case B_RGB16_BIG: | |
| 168 bitsperpixel = 16; | |
| 169 break; | |
| 170 case B_RGB32: | |
| 171 case B_RGBA32: | |
| 172 case B_RGB32_BIG: | |
| 173 case B_RGBA32_BIG: | |
| 174 bitsperpixel = 32; | |
| 175 break; | |
| 176 default: | |
| 177 break; | |
| 178 } | |
| 179 return(bitsperpixel); | |
| 180 } | |
| 181 | |
| 182 /* Function to sort the display_list in bscreen */ | |
| 183 static int CompareModes(const void *A, const void *B) | |
| 184 { | |
| 185 const display_mode *a = (display_mode *)A; | |
| 186 const display_mode *b = (display_mode *)B; | |
| 187 | |
| 188 if ( a->space == b->space ) { | |
| 189 return((b->virtual_width*b->virtual_height)- | |
| 190 (a->virtual_width*a->virtual_height)); | |
| 191 } else { | |
| 192 return(ColorSpaceToBitsPerPixel(b->space)- | |
| 193 ColorSpaceToBitsPerPixel(a->space)); | |
| 194 } | |
| 195 } | |
| 196 | |
| 197 /* Yes, this isn't the fastest it could be, but it works nicely */ | |
| 198 static int BE_AddMode(_THIS, int index, unsigned int w, unsigned int h) | |
| 199 { | |
| 200 SDL_Rect *mode; | |
| 201 int i; | |
| 202 int next_mode; | |
| 203 | |
| 204 /* Check to see if we already have this mode */ | |
| 205 if ( SDL_nummodes[index] > 0 ) { | |
| 206 for ( i=SDL_nummodes[index]-1; i >= 0; --i ) { | |
| 207 mode = SDL_modelist[index][i]; | |
| 208 if ( (mode->w == w) && (mode->h == h) ) { | |
| 209 #ifdef BWINDOW_DEBUG | |
| 210 fprintf(stderr, "We already have mode %dx%d at %d bytes per pixel\n", w, h, index+1); | |
| 211 #endif | |
| 212 return(0); | |
| 213 } | |
| 214 } | |
| 215 } | |
| 216 | |
| 217 /* Set up the new video mode rectangle */ | |
| 218 mode = (SDL_Rect *)malloc(sizeof *mode); | |
| 219 if ( mode == NULL ) { | |
| 220 SDL_OutOfMemory(); | |
| 221 return(-1); | |
| 222 } | |
| 223 mode->x = 0; | |
| 224 mode->y = 0; | |
| 225 mode->w = w; | |
| 226 mode->h = h; | |
| 227 #ifdef BWINDOW_DEBUG | |
| 228 fprintf(stderr, "Adding mode %dx%d at %d bytes per pixel\n", w, h, index+1); | |
| 229 #endif | |
| 230 | |
| 231 /* Allocate the new list of modes, and fill in the new mode */ | |
| 232 next_mode = SDL_nummodes[index]; | |
| 233 SDL_modelist[index] = (SDL_Rect **) | |
| 234 realloc(SDL_modelist[index], (1+next_mode+1)*sizeof(SDL_Rect *)); | |
| 235 if ( SDL_modelist[index] == NULL ) { | |
| 236 SDL_OutOfMemory(); | |
| 237 SDL_nummodes[index] = 0; | |
| 238 free(mode); | |
| 239 return(-1); | |
| 240 } | |
| 241 SDL_modelist[index][next_mode] = mode; | |
| 242 SDL_modelist[index][next_mode+1] = NULL; | |
| 243 SDL_nummodes[index]++; | |
| 244 | |
| 245 return(0); | |
| 246 } | |
| 247 | |
| 248 int BE_VideoInit(_THIS, SDL_PixelFormat *vformat) | |
| 249 { | |
| 250 display_mode *modes; | |
| 251 uint32 i, nmodes; | |
| 252 int bpp; | |
| 253 BRect bounds; | |
| 254 | |
| 255 /* Initialize the Be Application for appserver interaction */ | |
| 256 if ( SDL_InitBeApp() < 0 ) { | |
| 257 return(-1); | |
| 258 } | |
| 259 | |
| 260 /* It is important that this be created after SDL_InitBeApp() */ | |
| 261 BScreen bscreen; | |
| 262 | |
| 263 /* Save the current display mode */ | |
| 264 bscreen.GetMode(&saved_mode); | |
| 265 | |
| 266 /* Determine the screen depth */ | |
| 267 vformat->BitsPerPixel = ColorSpaceToBitsPerPixel(bscreen.ColorSpace()); | |
| 268 if ( vformat->BitsPerPixel == 0 ) { | |
| 269 SDL_SetError("Unknown BScreen colorspace: 0x%x", | |
| 270 bscreen.ColorSpace()); | |
| 271 return(-1); | |
| 272 } | |
| 273 | |
| 274 /* Get the video modes we can switch to in fullscreen mode */ | |
| 275 bscreen.GetModeList(&modes, &nmodes); | |
| 276 qsort(modes, nmodes, sizeof *modes, CompareModes); | |
| 277 for ( i=0; i<nmodes; ++i ) { | |
| 278 bpp = ColorSpaceToBitsPerPixel(modes[i].space); | |
| 279 //if ( bpp != 0 ) { // There are bugs in changing colorspace | |
| 280 if ( modes[i].space == saved_mode.space ) { | |
| 281 BE_AddMode(_this, ((bpp+7)/8)-1, | |
| 282 modes[i].virtual_width, | |
| 283 modes[i].virtual_height); | |
| 284 } | |
| 285 } | |
| 286 | |
| 287 /* Create the window and view */ | |
| 288 bounds.top = 0; bounds.left = 0; | |
| 289 bounds.right = BEOS_HIDDEN_SIZE; | |
| 290 bounds.bottom = BEOS_HIDDEN_SIZE; | |
| 291 SDL_Win = new SDL_BWin(bounds); | |
| 292 | |
| 293 /* Create the clear cursor */ | |
| 294 SDL_BlankCursor = BE_CreateWMCursor(_this, blank_cdata, blank_cmask, | |
| 295 BLANK_CWIDTH, BLANK_CHEIGHT, BLANK_CHOTX, BLANK_CHOTY); | |
| 296 | |
| 297 /* Fill in some window manager capabilities */ | |
| 298 _this->info.wm_available = 1; | |
| 299 | |
| 300 /* We're done! */ | |
| 301 return(0); | |
| 302 } | |
| 303 | |
| 304 /* We support any dimension at our bit-depth */ | |
| 305 SDL_Rect **BE_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) | |
| 306 { | |
| 307 SDL_Rect **modes; | |
| 308 | |
| 309 modes = ((SDL_Rect **)0); | |
| 310 if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { | |
| 311 modes = SDL_modelist[((format->BitsPerPixel+7)/8)-1]; | |
| 312 } else { | |
| 313 if ( format->BitsPerPixel == | |
| 314 _this->screen->format->BitsPerPixel ) { | |
| 315 modes = ((SDL_Rect **)-1); | |
| 316 } | |
| 317 } | |
| 318 return(modes); | |
| 319 } | |
| 320 | |
| 321 /* Various screen update functions available */ | |
| 322 static void BE_NormalUpdate(_THIS, int numrects, SDL_Rect *rects); | |
| 323 | |
| 324 | |
| 325 /* Find the closest display mode for fullscreen */ | |
| 326 static bool BE_FindClosestFSMode(_THIS, int width, int height, int bpp, | |
| 327 display_mode *mode) | |
| 328 { | |
| 329 BScreen bscreen; | |
| 330 uint32 i, nmodes; | |
| 331 SDL_Rect **modes; | |
| 332 display_mode *dmodes; | |
| 333 | |
| 334 modes = SDL_modelist[((bpp+7)/8)-1]; | |
| 335 for ( i=0; modes[i] && (modes[i]->w > width) && | |
| 336 (modes[i]->h > height); ++i ) { | |
| 337 /* still looking */ | |
| 338 } | |
| 339 if ( ! modes[i] || (modes[i]->w < width) || (modes[i]->h < width) ) { | |
| 340 --i; /* We went too far */ | |
| 341 } | |
| 342 width = modes[i]->w; | |
| 343 height = modes[i]->h; | |
| 344 bscreen.GetModeList(&dmodes, &nmodes); | |
| 345 for ( i = 0; i < nmodes; ++i ) { | |
| 346 if ( (bpp == ColorSpaceToBitsPerPixel(dmodes[i].space)) && | |
| 347 (width == dmodes[i].virtual_width) && | |
| 348 (height == dmodes[i].virtual_height) ) { | |
| 349 break; | |
| 350 } | |
| 351 } | |
| 352 if ( i != nmodes ) { | |
| 353 *mode = dmodes[i]; | |
| 354 return true; | |
| 355 } else { | |
| 356 return false; | |
| 357 } | |
| 358 } | |
| 359 | |
|
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360 static int BE_SetFullScreen(_THIS, SDL_Surface *screen, int fullscreen) |
| 0 | 361 { |
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362 int was_fullscreen; |
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363 bool needs_unlock; |
| 0 | 364 BScreen bscreen; |
| 365 BRect bounds; | |
| 366 display_mode mode; | |
| 367 int width, height, bpp; | |
| 368 | |
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369 /* Set the fullscreen mode */ |
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370 was_fullscreen = SDL_Win->IsFullScreen(); |
| 0 | 371 SDL_Win->SetFullScreen(fullscreen); |
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372 fullscreen = SDL_Win->IsFullScreen(); |
| 0 | 373 |
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374 width = screen->w; |
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375 height = screen->h; |
| 0 | 376 |
| 377 /* Set the appropriate video mode */ | |
| 378 if ( fullscreen ) { | |
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379 bpp = screen->format->BitsPerPixel; |
| 0 | 380 bscreen.GetMode(&mode); |
| 381 if ( (bpp != ColorSpaceToBitsPerPixel(mode.space)) || | |
| 382 (width != mode.virtual_width) || | |
| 383 (height != mode.virtual_height)) { | |
| 384 if(BE_FindClosestFSMode(_this, width, height, bpp, &mode)) { | |
| 385 bscreen.SetMode(&mode); | |
| 386 /* This simply stops the next resize event from being | |
| 387 * sent to the SDL handler. | |
| 388 */ | |
| 389 SDL_Win->InhibitResize(); | |
| 390 } else { | |
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391 fullscreen = 0; |
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392 SDL_Win->SetFullScreen(fullscreen); |
| 0 | 393 } |
| 394 } | |
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395 } |
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396 if ( ! fullscreen ) { |
| 0 | 397 bscreen.SetMode(&saved_mode); |
| 398 } | |
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399 |
| 0 | 400 if ( SDL_Win->Lock() ) { |
| 401 int xoff, yoff; | |
| 402 if ( SDL_Win->Shown() ) { | |
| 403 needs_unlock = 1; | |
| 404 SDL_Win->Hide(); | |
| 405 } else { | |
| 406 needs_unlock = 0; | |
| 407 } | |
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408 /* This resizes the window and view area, but inhibits resizing |
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409 * of the BBitmap due to the InhibitResize call above. Thus the |
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410 * bitmap (pixel data) never changes. |
| 0 | 411 */ |
| 412 SDL_Win->ResizeTo(width, height); | |
| 413 bounds = bscreen.Frame(); | |
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414 /* Calculate offsets - used either to center window |
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415 * (windowed mode) or to set drawing offsets (fullscreen mode) |
| 0 | 416 */ |
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417 xoff = (bounds.IntegerWidth() - width)/2; |
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418 yoff = (bounds.IntegerHeight() - height)/2; |
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419 if ( fullscreen ) { |
| 0 | 420 /* Set offset for drawing */ |
| 421 SDL_Win->SetXYOffset(xoff, yoff); | |
| 422 } else { | |
| 423 /* Center window and reset the drawing offset */ | |
| 424 SDL_Win->SetXYOffset(0, 0); | |
| 425 } | |
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426 if ( ! needs_unlock || was_fullscreen ) { |
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427 /* Center the window the first time */ |
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428 SDL_Win->MoveTo(xoff > 0 ? (float)xoff : 0.0f, |
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429 yoff > 0 ? (float)yoff : 0.0f); |
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430 } |
| 0 | 431 SDL_Win->Show(); |
| 432 | |
| 433 /* Unlock the window manually after the first Show() */ | |
|
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434 if ( needs_unlock ) { |
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435 SDL_Win->Unlock(); |
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436 } |
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dabc453ce7f7
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437 } |
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438 |
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439 /* Set the fullscreen flag in the screen surface */ |
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440 if ( fullscreen ) { |
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441 screen->flags |= SDL_FULLSCREEN; |
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442 } else { |
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443 screen->flags &= ~SDL_FULLSCREEN; |
| 0 | 444 } |
| 445 return(1); | |
| 446 } | |
| 447 | |
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448 static int BE_ToggleFullScreen(_THIS, int fullscreen) |
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449 { |
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450 return BE_SetFullScreen(_this, _this->screen, fullscreen); |
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451 } |
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452 |
| 0 | 453 /* FIXME: check return values and cleanup here */ |
| 454 SDL_Surface *BE_SetVideoMode(_THIS, SDL_Surface *current, | |
| 455 int width, int height, int bpp, Uint32 flags) | |
| 456 { | |
| 457 BScreen bscreen; | |
| 458 BBitmap *bbitmap; | |
| 459 BRect bounds; | |
| 460 | |
| 461 /* Create the view for this window */ | |
| 462 if ( SDL_Win->CreateView(flags) < 0 ) { | |
| 463 return(NULL); | |
| 464 } | |
| 465 | |
| 466 current->flags = 0; /* Clear flags */ | |
| 467 current->w = width; | |
| 468 current->h = height; | |
| 469 SDL_Win->SetType(B_TITLED_WINDOW); | |
| 470 if ( flags & SDL_NOFRAME ) { | |
| 471 current->flags |= SDL_NOFRAME; | |
| 472 SDL_Win->SetLook(B_NO_BORDER_WINDOW_LOOK); | |
| 473 } else { | |
| 474 if ( (flags & SDL_RESIZABLE) && !(flags & SDL_OPENGL) ) { | |
| 475 current->flags |= SDL_RESIZABLE; | |
| 476 /* We don't want opaque resizing (TM). :-) */ | |
| 477 SDL_Win->SetFlags(B_OUTLINE_RESIZE); | |
| 478 } else { | |
| 479 SDL_Win->SetFlags(B_NOT_RESIZABLE|B_NOT_ZOOMABLE); | |
| 480 } | |
| 481 } | |
| 482 | |
| 483 if ( flags & SDL_OPENGL ) { | |
| 484 current->flags |= SDL_OPENGL; | |
| 485 current->pitch = 0; | |
| 486 current->pixels = NULL; | |
| 487 _this->UpdateRects = NULL; | |
| 488 // _this->ToggleFullScreen = NULL; | |
| 489 } else { | |
| 490 /* Create the BBitmap framebuffer */ | |
| 491 bounds.top = 0; bounds.left = 0; | |
| 492 bounds.right = width-1; | |
| 493 bounds.bottom = height-1; | |
| 494 bbitmap = new BBitmap(bounds, bscreen.ColorSpace()); | |
| 495 if ( ! bbitmap->IsValid() ) { | |
| 496 SDL_SetError("Couldn't create screen bitmap"); | |
| 497 delete bbitmap; | |
| 498 return(NULL); | |
| 499 } | |
| 500 current->pitch = bbitmap->BytesPerRow(); | |
| 501 current->pixels = (void *)bbitmap->Bits(); | |
| 502 SDL_Win->SetBitmap(bbitmap); | |
| 503 _this->UpdateRects = BE_NormalUpdate; | |
| 504 } | |
| 505 | |
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506 /* Set the correct fullscreen mode */ |
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507 BE_SetFullScreen(_this, current, flags & SDL_FULLSCREEN ? 1 : 0); |
| 0 | 508 |
| 509 /* We're done */ | |
| 510 return(current); | |
| 511 } | |
| 512 | |
| 513 /* Update the current mouse state and position */ | |
| 514 void BE_UpdateMouse(_THIS) | |
| 515 { | |
| 516 BPoint point; | |
| 517 uint32 buttons; | |
| 518 | |
| 519 if ( SDL_Win->Lock() ) { | |
| 520 /* Get new input state, if still active */ | |
| 521 if ( SDL_Win->IsActive() ) { | |
| 522 (SDL_Win->View())->GetMouse(&point, &buttons, true); | |
| 523 } else { | |
| 524 point.x = -1; | |
| 525 point.y = -1; | |
| 526 } | |
| 527 SDL_Win->Unlock(); | |
| 528 | |
| 529 if ( (point.x >= 0) && (point.x < SDL_VideoSurface->w) && | |
| 530 (point.y >= 0) && (point.y < SDL_VideoSurface->h) ) { | |
| 531 SDL_PrivateAppActive(1, SDL_APPMOUSEFOCUS); | |
| 532 SDL_PrivateMouseMotion(0, 0, | |
| 533 (Sint16)point.x, (Sint16)point.y); | |
| 534 } else { | |
| 535 SDL_PrivateAppActive(0, SDL_APPMOUSEFOCUS); | |
| 536 } | |
| 537 } | |
| 538 } | |
| 539 | |
| 540 /* We don't actually allow hardware surfaces other than the main one */ | |
| 541 static int BE_AllocHWSurface(_THIS, SDL_Surface *surface) | |
| 542 { | |
| 543 return(-1); | |
| 544 } | |
| 545 static void BE_FreeHWSurface(_THIS, SDL_Surface *surface) | |
| 546 { | |
| 547 return; | |
| 548 } | |
| 549 static int BE_LockHWSurface(_THIS, SDL_Surface *surface) | |
| 550 { | |
| 551 return(0); | |
| 552 } | |
| 553 static void BE_UnlockHWSurface(_THIS, SDL_Surface *surface) | |
| 554 { | |
| 555 return; | |
| 556 } | |
| 557 | |
| 558 static void BE_NormalUpdate(_THIS, int numrects, SDL_Rect *rects) | |
| 559 { | |
| 560 if ( SDL_Win->BeginDraw() ) { | |
| 561 int i; | |
| 562 | |
| 563 for ( i=0; i<numrects; ++i ) { | |
| 564 BRect rect; | |
| 565 | |
| 566 rect.top = rects[i].y; | |
| 567 rect.left = rects[i].x; | |
| 568 rect.bottom = rect.top+rects[i].h-1; | |
| 569 rect.right = rect.left+rects[i].w-1; | |
| 570 SDL_Win->DrawAsync(rect); | |
| 571 } | |
| 572 SDL_Win->EndDraw(); | |
| 573 } | |
| 574 } | |
| 575 | |
| 576 #ifdef HAVE_OPENGL | |
| 577 void BE_GL_SwapBuffers(_THIS) | |
| 578 { | |
| 579 SDL_Win->SwapBuffers(); | |
| 580 } | |
| 581 #endif | |
| 582 | |
| 583 /* Is the system palette settable? */ | |
| 584 int BE_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) | |
| 585 { | |
| 586 int i; | |
| 587 SDL_Palette *palette; | |
| 588 const color_map *cmap = BScreen().ColorMap(); | |
| 589 | |
| 590 /* Get the screen colormap */ | |
| 591 palette = _this->screen->format->palette; | |
| 592 for ( i=0; i<256; ++i ) { | |
| 593 palette->colors[i].r = cmap->color_list[i].red; | |
| 594 palette->colors[i].g = cmap->color_list[i].green; | |
| 595 palette->colors[i].b = cmap->color_list[i].blue; | |
| 596 } | |
| 597 return(0); | |
| 598 } | |
| 599 | |
| 600 void BE_VideoQuit(_THIS) | |
| 601 { | |
| 602 int i, j; | |
| 603 | |
| 604 if ( SDL_BlankCursor != NULL ) { | |
| 605 BE_FreeWMCursor(_this, SDL_BlankCursor); | |
| 606 SDL_BlankCursor = NULL; | |
| 607 } | |
| 608 for ( i=0; i<NUM_MODELISTS; ++i ) { | |
| 609 if ( SDL_modelist[i] ) { | |
| 610 for ( j=0; SDL_modelist[i][j]; ++j ) { | |
| 611 free(SDL_modelist[i][j]); | |
| 612 } | |
| 613 free(SDL_modelist[i]); | |
| 614 SDL_modelist[i] = NULL; | |
| 615 } | |
| 616 } | |
| 617 /* Restore the original video mode */ | |
| 618 if ( _this->screen ) { | |
| 619 if ( (_this->screen->flags&SDL_FULLSCREEN) == SDL_FULLSCREEN ) { | |
| 620 BScreen bscreen; | |
| 621 bscreen.SetMode(&saved_mode); | |
| 622 } | |
| 623 _this->screen->pixels = NULL; | |
| 624 } | |
| 625 SDL_QuitBeApp(); | |
| 626 } | |
| 627 | |
| 628 }; /* Extern C */ |