| 1 | /* |
| 2 | SDL - Simple DirectMedia Layer |
| 3 | Copyright (C) 1997-2009 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@libsdl.org |
| 21 | */ |
| 22 | #include "SDL_config.h" |
| 23 | |
| 24 | /* BWindow based framebuffer implementation */ |
| 25 | |
| 26 | #include <unistd.h> |
| 27 | |
| 28 | #include "SDL_BWin.h" |
| 29 | #include "SDL_timer.h" |
| 30 | |
| 31 | extern "C" { |
| 32 | |
| 33 | #include "../SDL_sysvideo.h" |
| 34 | #include "../../events/SDL_events_c.h" |
| 35 | #include "SDL_sysevents_c.h" |
| 36 | #include "SDL_sysmouse_c.h" |
| 37 | #include "SDL_syswm_c.h" |
| 38 | #include "SDL_lowvideo.h" |
| 39 | #include "../SDL_yuvfuncs.h" |
| 40 | #include "SDL_sysyuv.h" |
| 41 | #include "../blank_cursor.h" |
| 42 | |
| 43 | #define BEOS_HIDDEN_SIZE 32 /* starting hidden window size */ |
| 44 | |
| 45 | /* Initialization/Query functions */ |
| 46 | static int BE_VideoInit(_THIS, SDL_PixelFormat *vformat); |
| 47 | static SDL_Rect **BE_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); |
| 48 | static SDL_Surface *BE_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); |
| 49 | static void BE_UpdateMouse(_THIS); |
| 50 | static int BE_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors); |
| 51 | static void BE_VideoQuit(_THIS); |
| 52 | |
| 53 | /* Hardware surface functions */ |
| 54 | static int BE_AllocHWSurface(_THIS, SDL_Surface *surface); |
| 55 | static int BE_LockHWSurface(_THIS, SDL_Surface *surface); |
| 56 | static void BE_UnlockHWSurface(_THIS, SDL_Surface *surface); |
| 57 | static void BE_FreeHWSurface(_THIS, SDL_Surface *surface); |
| 58 | |
| 59 | static int BE_ToggleFullScreen(_THIS, int fullscreen); |
| 60 | static SDL_Overlay *BE_CreateYUVOverlay(_THIS, int width, int height, Uint32 format, SDL_Surface *display); |
| 61 | |
| 62 | /* OpenGL functions */ |
| 63 | #if SDL_VIDEO_OPENGL |
| 64 | static int BE_GL_LoadLibrary(_THIS, const char *path); |
| 65 | static void* BE_GL_GetProcAddress(_THIS, const char *proc); |
| 66 | static int BE_GL_GetAttribute(_THIS, SDL_GLattr attrib, int* value); |
| 67 | static int BE_GL_MakeCurrent(_THIS); |
| 68 | static void BE_GL_SwapBuffers(_THIS); |
| 69 | #endif |
| 70 | |
| 71 | /* FB driver bootstrap functions */ |
| 72 | |
| 73 | static int BE_Available(void) |
| 74 | { |
| 75 | return(1); |
| 76 | } |
| 77 | |
| 78 | static void BE_DeleteDevice(SDL_VideoDevice *device) |
| 79 | { |
| 80 | SDL_free(device->hidden); |
| 81 | SDL_free(device); |
| 82 | } |
| 83 | |
| 84 | static SDL_VideoDevice *BE_CreateDevice(int devindex) |
| 85 | { |
| 86 | SDL_VideoDevice *device; |
| 87 | |
| 88 | /* Initialize all variables that we clean on shutdown */ |
| 89 | device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice)); |
| 90 | if ( device ) { |
| 91 | SDL_memset(device, 0, (sizeof *device)); |
| 92 | device->hidden = (struct SDL_PrivateVideoData *) |
| 93 | SDL_malloc((sizeof *device->hidden)); |
| 94 | } |
| 95 | if ( (device == NULL) || (device->hidden == NULL) ) { |
| 96 | SDL_OutOfMemory(); |
| 97 | if ( device ) { |
| 98 | SDL_free(device); |
| 99 | } |
| 100 | return(0); |
| 101 | } |
| 102 | SDL_memset(device->hidden, 0, (sizeof *device->hidden)); |
| 103 | |
| 104 | /* Set the function pointers */ |
| 105 | /* Initialization/Query functions */ |
| 106 | device->VideoInit = BE_VideoInit; |
| 107 | device->ListModes = BE_ListModes; |
| 108 | device->SetVideoMode = BE_SetVideoMode; |
| 109 | device->ToggleFullScreen = BE_ToggleFullScreen; |
| 110 | device->UpdateMouse = BE_UpdateMouse; |
| 111 | device->CreateYUVOverlay = BE_CreateYUVOverlay; |
| 112 | device->SetColors = BE_SetColors; |
| 113 | device->UpdateRects = NULL; |
| 114 | device->VideoQuit = BE_VideoQuit; |
| 115 | /* Hardware acceleration functions */ |
| 116 | device->AllocHWSurface = BE_AllocHWSurface; |
| 117 | device->CheckHWBlit = NULL; |
| 118 | device->FillHWRect = NULL; |
| 119 | device->SetHWColorKey = NULL; |
| 120 | device->SetHWAlpha = NULL; |
| 121 | device->LockHWSurface = BE_LockHWSurface; |
| 122 | device->UnlockHWSurface = BE_UnlockHWSurface; |
| 123 | device->FlipHWSurface = NULL; |
| 124 | device->FreeHWSurface = BE_FreeHWSurface; |
| 125 | /* Gamma support */ |
| 126 | #if SDL_VIDEO_OPENGL |
| 127 | /* OpenGL support */ |
| 128 | device->GL_LoadLibrary = BE_GL_LoadLibrary; |
| 129 | device->GL_GetProcAddress = BE_GL_GetProcAddress; |
| 130 | device->GL_GetAttribute = BE_GL_GetAttribute; |
| 131 | device->GL_MakeCurrent = BE_GL_MakeCurrent; |
| 132 | device->GL_SwapBuffers = BE_GL_SwapBuffers; |
| 133 | #endif |
| 134 | /* Window manager functions */ |
| 135 | device->SetCaption = BE_SetWMCaption; |
| 136 | device->SetIcon = NULL; |
| 137 | device->IconifyWindow = BE_IconifyWindow; |
| 138 | device->GrabInput = BE_GrabInput; |
| 139 | device->GetWMInfo = BE_GetWMInfo; |
| 140 | /* Cursor manager functions */ |
| 141 | device->FreeWMCursor = BE_FreeWMCursor; |
| 142 | device->CreateWMCursor = BE_CreateWMCursor; |
| 143 | device->ShowWMCursor = BE_ShowWMCursor; |
| 144 | device->WarpWMCursor = BE_WarpWMCursor; |
| 145 | device->MoveWMCursor = NULL; |
| 146 | device->CheckMouseMode = BE_CheckMouseMode; |
| 147 | /* Event manager functions */ |
| 148 | device->InitOSKeymap = BE_InitOSKeymap; |
| 149 | device->PumpEvents = BE_PumpEvents; |
| 150 | |
| 151 | device->free = BE_DeleteDevice; |
| 152 | |
| 153 | /* Set the driver flags */ |
| 154 | device->handles_any_size = 1; |
| 155 | |
| 156 | return device; |
| 157 | } |
| 158 | |
| 159 | VideoBootStrap BWINDOW_bootstrap = { |
| 160 | "bwindow", "BDirectWindow graphics", |
| 161 | BE_Available, BE_CreateDevice |
| 162 | }; |
| 163 | |
| 164 | static inline int ColorSpaceToBitsPerPixel(uint32 colorspace) |
| 165 | { |
| 166 | int bitsperpixel; |
| 167 | |
| 168 | bitsperpixel = 0; |
| 169 | switch (colorspace) { |
| 170 | case B_CMAP8: |
| 171 | bitsperpixel = 8; |
| 172 | break; |
| 173 | case B_RGB15: |
| 174 | case B_RGBA15: |
| 175 | case B_RGB15_BIG: |
| 176 | case B_RGBA15_BIG: |
| 177 | bitsperpixel = 15; |
| 178 | break; |
| 179 | case B_RGB16: |
| 180 | case B_RGB16_BIG: |
| 181 | bitsperpixel = 16; |
| 182 | break; |
| 183 | case B_RGB32: |
| 184 | case B_RGBA32: |
| 185 | case B_RGB32_BIG: |
| 186 | case B_RGBA32_BIG: |
| 187 | bitsperpixel = 32; |
| 188 | break; |
| 189 | default: |
| 190 | break; |
| 191 | } |
| 192 | return(bitsperpixel); |
| 193 | } |
| 194 | |
| 195 | /* Function to sort the display_list in bscreen */ |
| 196 | static int CompareModes(const void *A, const void *B) |
| 197 | { |
| 198 | const display_mode *a = (display_mode *)A; |
| 199 | const display_mode *b = (display_mode *)B; |
| 200 | |
| 201 | if ( a->space == b->space ) { |
| 202 | return((b->virtual_width*b->virtual_height)- |
| 203 | (a->virtual_width*a->virtual_height)); |
| 204 | } else { |
| 205 | return(ColorSpaceToBitsPerPixel(b->space)- |
| 206 | ColorSpaceToBitsPerPixel(a->space)); |
| 207 | } |
| 208 | } |
| 209 | |
| 210 | /* Yes, this isn't the fastest it could be, but it works nicely */ |
| 211 | static int BE_AddMode(_THIS, int index, unsigned int w, unsigned int h) |
| 212 | { |
| 213 | SDL_Rect *mode; |
| 214 | int i; |
| 215 | int next_mode; |
| 216 | |
| 217 | /* Check to see if we already have this mode */ |
| 218 | if ( SDL_nummodes[index] > 0 ) { |
| 219 | for ( i=SDL_nummodes[index]-1; i >= 0; --i ) { |
| 220 | mode = SDL_modelist[index][i]; |
| 221 | if ( (mode->w == w) && (mode->h == h) ) { |
| 222 | #ifdef BWINDOW_DEBUG |
| 223 | fprintf(stderr, "We already have mode %dx%d at %d bytes per pixel\n", w, h, index+1); |
| 224 | #endif |
| 225 | return(0); |
| 226 | } |
| 227 | } |
| 228 | } |
| 229 | |
| 230 | /* Set up the new video mode rectangle */ |
| 231 | mode = (SDL_Rect *)SDL_malloc(sizeof *mode); |
| 232 | if ( mode == NULL ) { |
| 233 | SDL_OutOfMemory(); |
| 234 | return(-1); |
| 235 | } |
| 236 | mode->x = 0; |
| 237 | mode->y = 0; |
| 238 | mode->w = w; |
| 239 | mode->h = h; |
| 240 | #ifdef BWINDOW_DEBUG |
| 241 | fprintf(stderr, "Adding mode %dx%d at %d bytes per pixel\n", w, h, index+1); |
| 242 | #endif |
| 243 | |
| 244 | /* Allocate the new list of modes, and fill in the new mode */ |
| 245 | next_mode = SDL_nummodes[index]; |
| 246 | SDL_modelist[index] = (SDL_Rect **) |
| 247 | SDL_realloc(SDL_modelist[index], (1+next_mode+1)*sizeof(SDL_Rect *)); |
| 248 | if ( SDL_modelist[index] == NULL ) { |
| 249 | SDL_OutOfMemory(); |
| 250 | SDL_nummodes[index] = 0; |
| 251 | SDL_free(mode); |
| 252 | return(-1); |
| 253 | } |
| 254 | SDL_modelist[index][next_mode] = mode; |
| 255 | SDL_modelist[index][next_mode+1] = NULL; |
| 256 | SDL_nummodes[index]++; |
| 257 | |
| 258 | return(0); |
| 259 | } |
| 260 | |
| 261 | int BE_VideoInit(_THIS, SDL_PixelFormat *vformat) |
| 262 | { |
| 263 | display_mode *modes; |
| 264 | uint32 i, nmodes; |
| 265 | int bpp; |
| 266 | BRect bounds; |
| 267 | |
| 268 | /* Initialize the Be Application for appserver interaction */ |
| 269 | if ( SDL_InitBeApp() < 0 ) { |
| 270 | return(-1); |
| 271 | } |
| 272 | |
| 273 | /* It is important that this be created after SDL_InitBeApp() */ |
| 274 | BScreen bscreen; |
| 275 | |
| 276 | /* Save the current display mode */ |
| 277 | bscreen.GetMode(&saved_mode); |
| 278 | _this->info.current_w = saved_mode.virtual_width; |
| 279 | _this->info.current_h = saved_mode.virtual_height; |
| 280 | |
| 281 | /* Determine the screen depth */ |
| 282 | vformat->BitsPerPixel = ColorSpaceToBitsPerPixel(bscreen.ColorSpace()); |
| 283 | if ( vformat->BitsPerPixel == 0 ) { |
| 284 | SDL_SetError("Unknown BScreen colorspace: 0x%x", |
| 285 | bscreen.ColorSpace()); |
| 286 | return(-1); |
| 287 | } |
| 288 | |
| 289 | /* Get the video modes we can switch to in fullscreen mode */ |
| 290 | bscreen.GetModeList(&modes, &nmodes); |
| 291 | SDL_qsort(modes, nmodes, sizeof *modes, CompareModes); |
| 292 | for ( i=0; i<nmodes; ++i ) { |
| 293 | bpp = ColorSpaceToBitsPerPixel(modes[i].space); |
| 294 | //if ( bpp != 0 ) { // There are bugs in changing colorspace |
| 295 | if ( modes[i].space == saved_mode.space ) { |
| 296 | BE_AddMode(_this, ((bpp+7)/8)-1, |
| 297 | modes[i].virtual_width, |
| 298 | modes[i].virtual_height); |
| 299 | } |
| 300 | } |
| 301 | |
| 302 | /* Create the window and view */ |
| 303 | bounds.top = 0; bounds.left = 0; |
| 304 | bounds.right = BEOS_HIDDEN_SIZE; |
| 305 | bounds.bottom = BEOS_HIDDEN_SIZE; |
| 306 | SDL_Win = new SDL_BWin(bounds); |
| 307 | |
| 308 | #if SDL_VIDEO_OPENGL |
| 309 | /* testgl application doesn't load library, just tries to load symbols */ |
| 310 | /* is it correct? if so we have to load library here */ |
| 311 | BE_GL_LoadLibrary(_this, NULL); |
| 312 | #endif |
| 313 | |
| 314 | /* Create the clear cursor */ |
| 315 | SDL_BlankCursor = BE_CreateWMCursor(_this, blank_cdata, blank_cmask, |
| 316 | BLANK_CWIDTH, BLANK_CHEIGHT, BLANK_CHOTX, BLANK_CHOTY); |
| 317 | |
| 318 | /* Fill in some window manager capabilities */ |
| 319 | _this->info.wm_available = 1; |
| 320 | |
| 321 | /* We're done! */ |
| 322 | return(0); |
| 323 | } |
| 324 | |
| 325 | /* We support any dimension at our bit-depth */ |
| 326 | SDL_Rect **BE_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) |
| 327 | { |
| 328 | SDL_Rect **modes; |
| 329 | |
| 330 | modes = ((SDL_Rect **)0); |
| 331 | if ( (flags & SDL_FULLSCREEN) == SDL_FULLSCREEN ) { |
| 332 | modes = SDL_modelist[((format->BitsPerPixel+7)/8)-1]; |
| 333 | } else { |
| 334 | if ( format->BitsPerPixel == |
| 335 | _this->screen->format->BitsPerPixel ) { |
| 336 | modes = ((SDL_Rect **)-1); |
| 337 | } |
| 338 | } |
| 339 | return(modes); |
| 340 | } |
| 341 | |
| 342 | /* Various screen update functions available */ |
| 343 | static void BE_NormalUpdate(_THIS, int numrects, SDL_Rect *rects); |
| 344 | |
| 345 | |
| 346 | /* Find the closest display mode for fullscreen */ |
| 347 | static bool BE_FindClosestFSMode(_THIS, int width, int height, int bpp, |
| 348 | display_mode *mode) |
| 349 | { |
| 350 | BScreen bscreen; |
| 351 | uint32 i, nmodes; |
| 352 | SDL_Rect **modes; |
| 353 | display_mode *dmodes; |
| 354 | display_mode current; |
| 355 | float current_refresh; |
| 356 | bscreen.GetMode(¤t); |
| 357 | current_refresh = (1000 * current.timing.pixel_clock) / |
| 358 | (current.timing.h_total * current.timing.v_total); |
| 359 | |
| 360 | modes = SDL_modelist[((bpp+7)/8)-1]; |
| 361 | |
| 362 | // find end of list (lowest-resolution mode; modes are ordered |
| 363 | // highest-to-lowest). |
| 364 | i = 0; while(modes[i]) i++; |
| 365 | if (!i) return false; // what? no modes at all? |
| 366 | |
| 367 | // find first mode with resolution >= requested in both dimensions |
| 368 | for (--i; i >= 0; --i) |
| 369 | { |
| 370 | if (modes[i]->w >= width && modes[i]->h >= height) |
| 371 | break; |
| 372 | } |
| 373 | |
| 374 | // unable to find any mode with that high a resolution! |
| 375 | if (i < 0) |
| 376 | return false; |
| 377 | |
| 378 | width = modes[i]->w; |
| 379 | height = modes[i]->h; |
| 380 | |
| 381 | bscreen.GetModeList(&dmodes, &nmodes); |
| 382 | for ( i = 0; i < nmodes; ++i ) { |
| 383 | if ( (bpp == ColorSpaceToBitsPerPixel(dmodes[i].space)) && |
| 384 | (width == dmodes[i].virtual_width) && |
| 385 | (height == dmodes[i].virtual_height) ) { |
| 386 | break; |
| 387 | } |
| 388 | } |
| 389 | if ( i != nmodes ) { |
| 390 | *mode = dmodes[i]; |
| 391 | if ((mode->virtual_width <= current.virtual_width) && |
| 392 | (mode->virtual_height <= current.virtual_height)) { |
| 393 | float new_refresh = (1000 * mode->timing.pixel_clock) / |
| 394 | (mode->timing.h_total * mode->timing.v_total); |
| 395 | if (new_refresh < current_refresh) { |
| 396 | mode->timing.pixel_clock = (uint32)((mode->timing.h_total * mode->timing.v_total) |
| 397 | * current_refresh / 1000); |
| 398 | } |
| 399 | } |
| 400 | return true; |
| 401 | } else { |
| 402 | return false; |
| 403 | } |
| 404 | } |
| 405 | |
| 406 | static int BE_SetFullScreen(_THIS, SDL_Surface *screen, int fullscreen) |
| 407 | { |
| 408 | // printf("SetFullScreen(%d)\n", fullscreen); |
| 409 | BScreen bscreen; |
| 410 | |
| 411 | // SetFullSscreen() does not work as expected if called in a window |
| 412 | // that was never shown. This is probably a bug in the Haiku Game Kit that needs |
| 413 | // to be investigated. |
| 414 | if (SDL_Win->Lock()) { |
| 415 | // Show our window. |
| 416 | SDL_Win->Show(); |
| 417 | } |
| 418 | |
| 419 | if (SDL_Win->IsLocked()) { |
| 420 | // Unlock the window if it was locked. This is needed as only the |
| 421 | // first call to Show() unlocks the looper. All other calls to it |
| 422 | // will not. |
| 423 | SDL_Win->Unlock(); |
| 424 | } |
| 425 | |
| 426 | int width = screen->w; |
| 427 | int height = screen->h; |
| 428 | |
| 429 | if (fullscreen) { |
| 430 | // Set resolution to the closest available one that matches the |
| 431 | // current SDL resolution. |
| 432 | display_mode mode; |
| 433 | bscreen.GetMode(&mode); |
| 434 | |
| 435 | int bpp = screen->format->BitsPerPixel; |
| 436 | if (bpp != ColorSpaceToBitsPerPixel(mode.space) || |
| 437 | width != mode.virtual_width || height != mode.virtual_height) { |
| 438 | if(BE_FindClosestFSMode(_this, width, height, bpp, &mode)) { |
| 439 | bscreen.SetMode(&mode); |
| 440 | } else { |
| 441 | // printf("Could not set new mode.\n"); |
| 442 | return(0); |
| 443 | } |
| 444 | } |
| 445 | } else { |
| 446 | // Reset to the previous known resolution as we are now in window |
| 447 | // mode. |
| 448 | bscreen.SetMode(&saved_mode); |
| 449 | } |
| 450 | |
| 451 | // Effectivelly set/reset full screen mode. If we are already in |
| 452 | // full screen mode, we reset back to windowed mode first so the |
| 453 | // window can resize when going fullscreen. |
| 454 | // if (fullscreen) |
| 455 | // printf("Going fullscreen\n"); |
| 456 | // else |
| 457 | // printf("Going windowed\n"); |
| 458 | SDL_Win->SetFullScreen(fullscreen); |
| 459 | |
| 460 | // Calculate offsets for centering the window (in window mode) and for |
| 461 | // dentering the bitmap (in full screen mode). |
| 462 | BRect bounds = bscreen.Frame(); |
| 463 | bounds.PrintToStream(); |
| 464 | int32 cx = (bounds.IntegerWidth() - width)/2; |
| 465 | int32 cy = (bounds.IntegerHeight() - height)/2; |
| 466 | |
| 467 | // printf ("cx = %d, cy = %d\n", cx, cy); |
| 468 | if (!SDL_Win->IsFullScreen()) { |
| 469 | // printf("Doing not fullscreen stuff.\n"); |
| 470 | // We are not in full screen mode, so we want to change the window |
| 471 | // size to match the resolution in SDL. |
| 472 | SDL_Win->ResizeTo(width, height); |
| 473 | |
| 474 | // And also center the window and reset the drawing offset. |
| 475 | SDL_Win->MoveTo(cx, cy); |
| 476 | SDL_Win->SetXYOffset(0, 0); |
| 477 | } else { |
| 478 | // printf("Doing fullscreen stuff."); |
| 479 | // Center the bitmap whenever we are in full screen mode. |
| 480 | SDL_Win->SetXYOffset(cx, cy); |
| 481 | } |
| 482 | |
| 483 | // Set relevant internal SDL screen flags. |
| 484 | if (SDL_Win->IsFullScreen()) { |
| 485 | screen->flags |= SDL_FULLSCREEN; |
| 486 | } else { |
| 487 | screen->flags &= ~SDL_FULLSCREEN; |
| 488 | } |
| 489 | |
| 490 | return(1); |
| 491 | } |
| 492 | |
| 493 | static int BE_ToggleFullScreen(_THIS, int fullscreen) |
| 494 | { |
| 495 | return BE_SetFullScreen(_this, _this->screen, fullscreen); |
| 496 | } |
| 497 | |
| 498 | /* FIXME: check return values and cleanup here */ |
| 499 | SDL_Surface *BE_SetVideoMode(_THIS, SDL_Surface *current, |
| 500 | int width, int height, int bpp, Uint32 flags) |
| 501 | { |
| 502 | BScreen bscreen; |
| 503 | BBitmap *bbitmap; |
| 504 | BRect bounds; |
| 505 | Uint32 gl_flags = 0; |
| 506 | |
| 507 | /* Only RGB works on r5 currently */ |
| 508 | gl_flags = BGL_RGB; |
| 509 | if (_this->gl_config.double_buffer) |
| 510 | gl_flags |= BGL_DOUBLE; |
| 511 | else |
| 512 | gl_flags |= BGL_SINGLE; |
| 513 | if (_this->gl_config.alpha_size > 0 || bpp == 32) |
| 514 | gl_flags |= BGL_ALPHA; |
| 515 | if (_this->gl_config.depth_size > 0) |
| 516 | gl_flags |= BGL_DEPTH; |
| 517 | if (_this->gl_config.stencil_size > 0) |
| 518 | gl_flags |= BGL_STENCIL; |
| 519 | if (_this->gl_config.accum_red_size > 0 |
| 520 | || _this->gl_config.accum_green_size > 0 |
| 521 | || _this->gl_config.accum_blue_size > 0 |
| 522 | || _this->gl_config.accum_alpha_size > 0) |
| 523 | gl_flags |= BGL_ACCUM; |
| 524 | |
| 525 | /* Create the view for this window, using found flags */ |
| 526 | if ( SDL_Win->CreateView(flags, gl_flags) < 0 ) { |
| 527 | return(NULL); |
| 528 | } |
| 529 | |
| 530 | current->flags = 0; /* Clear flags */ |
| 531 | current->w = width; |
| 532 | current->h = height; |
| 533 | SDL_Win->SetType(B_TITLED_WINDOW); |
| 534 | if ( flags & SDL_NOFRAME ) { |
| 535 | current->flags |= SDL_NOFRAME; |
| 536 | SDL_Win->SetLook(B_NO_BORDER_WINDOW_LOOK); |
| 537 | } else { |
| 538 | if ( (flags & SDL_RESIZABLE) && !(flags & SDL_OPENGL) ) { |
| 539 | current->flags |= SDL_RESIZABLE; |
| 540 | /* We don't want opaque resizing (TM). :-) */ |
| 541 | SDL_Win->SetFlags(B_OUTLINE_RESIZE); |
| 542 | } else { |
| 543 | SDL_Win->SetFlags(B_NOT_RESIZABLE|B_NOT_ZOOMABLE); |
| 544 | } |
| 545 | } |
| 546 | |
| 547 | if ( flags & SDL_OPENGL ) { |
| 548 | current->flags |= SDL_OPENGL; |
| 549 | current->pitch = 0; |
| 550 | current->pixels = NULL; |
| 551 | _this->UpdateRects = NULL; |
| 552 | } else { |
| 553 | /* Create the BBitmap framebuffer */ |
| 554 | bounds.top = 0; bounds.left = 0; |
| 555 | bounds.right = width-1; |
| 556 | bounds.bottom = height-1; |
| 557 | bbitmap = new BBitmap(bounds, bscreen.ColorSpace()); |
| 558 | if ( ! bbitmap->IsValid() ) { |
| 559 | SDL_SetError("Couldn't create screen bitmap"); |
| 560 | delete bbitmap; |
| 561 | return(NULL); |
| 562 | } |
| 563 | current->pitch = bbitmap->BytesPerRow(); |
| 564 | current->pixels = (void *)bbitmap->Bits(); |
| 565 | SDL_Win->SetBitmap(bbitmap); |
| 566 | _this->UpdateRects = BE_NormalUpdate; |
| 567 | } |
| 568 | |
| 569 | /* Set the correct fullscreen mode */ |
| 570 | BE_SetFullScreen(_this, current, flags & SDL_FULLSCREEN ? 1 : 0); |
| 571 | |
| 572 | /* We're done */ |
| 573 | return(current); |
| 574 | } |
| 575 | |
| 576 | /* Update the current mouse state and position */ |
| 577 | void BE_UpdateMouse(_THIS) |
| 578 | { |
| 579 | BPoint point; |
| 580 | uint32 buttons; |
| 581 | |
| 582 | if ( SDL_Win->Lock() ) { |
| 583 | /* Get new input state, if still active */ |
| 584 | if ( SDL_Win->IsActive() ) { |
| 585 | (SDL_Win->View())->GetMouse(&point, &buttons, true); |
| 586 | } else { |
| 587 | point.x = -1; |
| 588 | point.y = -1; |
| 589 | } |
| 590 | SDL_Win->Unlock(); |
| 591 | |
| 592 | if ( (point.x >= 0) && (point.x < SDL_VideoSurface->w) && |
| 593 | (point.y >= 0) && (point.y < SDL_VideoSurface->h) ) { |
| 594 | SDL_PrivateAppActive(1, SDL_APPMOUSEFOCUS); |
| 595 | SDL_PrivateMouseMotion(0, 0, |
| 596 | (Sint16)point.x, (Sint16)point.y); |
| 597 | } else { |
| 598 | SDL_PrivateAppActive(0, SDL_APPMOUSEFOCUS); |
| 599 | } |
| 600 | } |
| 601 | } |
| 602 | |
| 603 | /* We don't actually allow hardware surfaces other than the main one */ |
| 604 | static int BE_AllocHWSurface(_THIS, SDL_Surface *surface) |
| 605 | { |
| 606 | return(-1); |
| 607 | } |
| 608 | static void BE_FreeHWSurface(_THIS, SDL_Surface *surface) |
| 609 | { |
| 610 | return; |
| 611 | } |
| 612 | static int BE_LockHWSurface(_THIS, SDL_Surface *surface) |
| 613 | { |
| 614 | return(0); |
| 615 | } |
| 616 | static void BE_UnlockHWSurface(_THIS, SDL_Surface *surface) |
| 617 | { |
| 618 | return; |
| 619 | } |
| 620 | |
| 621 | static void BE_NormalUpdate(_THIS, int numrects, SDL_Rect *rects) |
| 622 | { |
| 623 | if ( SDL_Win->BeginDraw() ) { |
| 624 | int i; |
| 625 | |
| 626 | for ( i=0; i<numrects; ++i ) { |
| 627 | BRect rect; |
| 628 | |
| 629 | rect.top = rects[i].y; |
| 630 | rect.left = rects[i].x; |
| 631 | rect.bottom = rect.top+rects[i].h-1; |
| 632 | rect.right = rect.left+rects[i].w-1; |
| 633 | SDL_Win->DrawAsync(rect); |
| 634 | } |
| 635 | SDL_Win->EndDraw(); |
| 636 | } |
| 637 | } |
| 638 | |
| 639 | #if SDL_VIDEO_OPENGL |
| 640 | /* Passing a NULL path means load pointers from the application */ |
| 641 | int BE_GL_LoadLibrary(_THIS, const char *path) |
| 642 | { |
| 643 | if (path == NULL) { |
| 644 | if (_this->gl_config.dll_handle == NULL) { |
| 645 | image_info info; |
| 646 | int32 cookie = 0; |
| 647 | while (get_next_image_info(0,&cookie,&info) == B_OK) { |
| 648 | void *location = NULL; |
| 649 | #ifdef __HAIKU__ |
| 650 | if (get_image_symbol(info.id,"glBegin",B_SYMBOL_TYPE_ANY,&location) == B_OK) { // This is how it actually works in Haiku |
| 651 | #else |
| 652 | if (get_image_symbol((image_id)cookie,"glBegin",B_SYMBOL_TYPE_ANY,&location) == B_OK) { // I don't know if that *did* work in BeOS |
| 653 | #endif |
| 654 | _this->gl_config.dll_handle = (void*)info.id; |
| 655 | _this->gl_config.driver_loaded = 1; |
| 656 | SDL_strlcpy(_this->gl_config.driver_path, "libGL.so", SDL_arraysize(_this->gl_config.driver_path)); |
| 657 | } |
| 658 | } |
| 659 | } |
| 660 | } else { |
| 661 | /* |
| 662 | FIXME None of BeOS libGL.so implementations have exported functions |
| 663 | to load BGLView, which should be reloaded from new lib. |
| 664 | So for now just "load" linked libGL.so :( |
| 665 | */ |
| 666 | if (_this->gl_config.dll_handle == NULL) { |
| 667 | return BE_GL_LoadLibrary(_this, NULL); |
| 668 | } |
| 669 | |
| 670 | /* Unload old first */ |
| 671 | /*if (_this->gl_config.dll_handle != NULL) {*/ |
| 672 | /* Do not try to unload application itself (if LoadLibrary was called before with NULL ;) */ |
| 673 | /* image_info info; |
| 674 | if (get_image_info((image_id)_this->gl_config.dll_handle, &info) == B_OK) { |
| 675 | if (info.type != B_APP_IMAGE) { |
| 676 | unload_add_on((image_id)_this->gl_config.dll_handle); |
| 677 | } |
| 678 | } |
| 679 | |
| 680 | } |
| 681 | |
| 682 | if ((_this->gl_config.dll_handle = (void*)load_add_on(path)) != (void*)B_ERROR) { |
| 683 | _this->gl_config.driver_loaded = 1; |
| 684 | SDL_strlcpy(_this->gl_config.driver_path, path, SDL_arraysize(_this->gl_config.driver_path)); |
| 685 | }*/ |
| 686 | } |
| 687 | |
| 688 | if (_this->gl_config.dll_handle != NULL) { |
| 689 | return 0; |
| 690 | } else { |
| 691 | _this->gl_config.dll_handle = NULL; |
| 692 | _this->gl_config.driver_loaded = 0; |
| 693 | *_this->gl_config.driver_path = '\0'; |
| 694 | return -1; |
| 695 | } |
| 696 | } |
| 697 | |
| 698 | void* BE_GL_GetProcAddress(_THIS, const char *proc) |
| 699 | { |
| 700 | if (_this->gl_config.dll_handle != NULL) { |
| 701 | void *location = NULL; |
| 702 | status_t err; |
| 703 | if ((err = get_image_symbol((image_id)_this->gl_config.dll_handle, proc, B_SYMBOL_TYPE_ANY, &location)) == B_OK) { |
| 704 | return location; |
| 705 | } else { |
| 706 | SDL_SetError("Couldn't find OpenGL symbol"); |
| 707 | return NULL; |
| 708 | } |
| 709 | } else { |
| 710 | SDL_SetError("OpenGL library not loaded"); |
| 711 | return NULL; |
| 712 | } |
| 713 | } |
| 714 | |
| 715 | int BE_GL_GetAttribute(_THIS, SDL_GLattr attrib, int* value) |
| 716 | { |
| 717 | /* |
| 718 | FIXME? Right now BE_GL_GetAttribute shouldn't be called between glBegin() and glEnd() - it doesn't use "cached" values |
| 719 | */ |
| 720 | switch (attrib) |
| 721 | { |
| 722 | case SDL_GL_RED_SIZE: |
| 723 | glGetIntegerv(GL_RED_BITS, (GLint*)value); |
| 724 | break; |
| 725 | case SDL_GL_GREEN_SIZE: |
| 726 | glGetIntegerv(GL_GREEN_BITS, (GLint*)value); |
| 727 | break; |
| 728 | case SDL_GL_BLUE_SIZE: |
| 729 | glGetIntegerv(GL_BLUE_BITS, (GLint*)value); |
| 730 | break; |
| 731 | case SDL_GL_ALPHA_SIZE: |
| 732 | glGetIntegerv(GL_ALPHA_BITS, (GLint*)value); |
| 733 | break; |
| 734 | case SDL_GL_DOUBLEBUFFER: |
| 735 | glGetBooleanv(GL_DOUBLEBUFFER, (GLboolean*)value); |
| 736 | break; |
| 737 | case SDL_GL_BUFFER_SIZE: |
| 738 | int v; |
| 739 | glGetIntegerv(GL_RED_BITS, (GLint*)&v); |
| 740 | *value = v; |
| 741 | glGetIntegerv(GL_GREEN_BITS, (GLint*)&v); |
| 742 | *value += v; |
| 743 | glGetIntegerv(GL_BLUE_BITS, (GLint*)&v); |
| 744 | *value += v; |
| 745 | glGetIntegerv(GL_ALPHA_BITS, (GLint*)&v); |
| 746 | *value += v; |
| 747 | break; |
| 748 | case SDL_GL_DEPTH_SIZE: |
| 749 | glGetIntegerv(GL_DEPTH_BITS, (GLint*)value); /* Mesa creates 16 only? r5 always 32 */ |
| 750 | break; |
| 751 | case SDL_GL_STENCIL_SIZE: |
| 752 | glGetIntegerv(GL_STENCIL_BITS, (GLint*)value); |
| 753 | break; |
| 754 | case SDL_GL_ACCUM_RED_SIZE: |
| 755 | glGetIntegerv(GL_ACCUM_RED_BITS, (GLint*)value); |
| 756 | break; |
| 757 | case SDL_GL_ACCUM_GREEN_SIZE: |
| 758 | glGetIntegerv(GL_ACCUM_GREEN_BITS, (GLint*)value); |
| 759 | break; |
| 760 | case SDL_GL_ACCUM_BLUE_SIZE: |
| 761 | glGetIntegerv(GL_ACCUM_BLUE_BITS, (GLint*)value); |
| 762 | break; |
| 763 | case SDL_GL_ACCUM_ALPHA_SIZE: |
| 764 | glGetIntegerv(GL_ACCUM_ALPHA_BITS, (GLint*)value); |
| 765 | break; |
| 766 | case SDL_GL_STEREO: |
| 767 | case SDL_GL_MULTISAMPLEBUFFERS: |
| 768 | case SDL_GL_MULTISAMPLESAMPLES: |
| 769 | default: |
| 770 | *value=0; |
| 771 | return(-1); |
| 772 | } |
| 773 | return 0; |
| 774 | } |
| 775 | |
| 776 | int BE_GL_MakeCurrent(_THIS) |
| 777 | { |
| 778 | /* FIXME: should we glview->unlock and then glview->lock()? */ |
| 779 | return 0; |
| 780 | } |
| 781 | |
| 782 | void BE_GL_SwapBuffers(_THIS) |
| 783 | { |
| 784 | SDL_Win->SwapBuffers(); |
| 785 | } |
| 786 | #endif |
| 787 | |
| 788 | /* Is the system palette settable? */ |
| 789 | int BE_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) |
| 790 | { |
| 791 | int i; |
| 792 | SDL_Palette *palette; |
| 793 | const color_map *cmap = BScreen().ColorMap(); |
| 794 | |
| 795 | /* Get the screen colormap */ |
| 796 | palette = _this->screen->format->palette; |
| 797 | for ( i=0; i<256; ++i ) { |
| 798 | palette->colors[i].r = cmap->color_list[i].red; |
| 799 | palette->colors[i].g = cmap->color_list[i].green; |
| 800 | palette->colors[i].b = cmap->color_list[i].blue; |
| 801 | } |
| 802 | return(0); |
| 803 | } |
| 804 | |
| 805 | void BE_VideoQuit(_THIS) |
| 806 | { |
| 807 | int i, j; |
| 808 | |
| 809 | SDL_Win->Quit(); |
| 810 | SDL_Win = NULL; |
| 811 | |
| 812 | if ( SDL_BlankCursor != NULL ) { |
| 813 | BE_FreeWMCursor(_this, SDL_BlankCursor); |
| 814 | SDL_BlankCursor = NULL; |
| 815 | } |
| 816 | for ( i=0; i<NUM_MODELISTS; ++i ) { |
| 817 | if ( SDL_modelist[i] ) { |
| 818 | for ( j=0; SDL_modelist[i][j]; ++j ) { |
| 819 | SDL_free(SDL_modelist[i][j]); |
| 820 | } |
| 821 | SDL_free(SDL_modelist[i]); |
| 822 | SDL_modelist[i] = NULL; |
| 823 | } |
| 824 | } |
| 825 | /* Restore the original video mode */ |
| 826 | if ( _this->screen ) { |
| 827 | if ( (_this->screen->flags&SDL_FULLSCREEN) == SDL_FULLSCREEN ) { |
| 828 | BScreen bscreen; |
| 829 | bscreen.SetMode(&saved_mode); |
| 830 | } |
| 831 | _this->screen->pixels = NULL; |
| 832 | } |
| 833 | |
| 834 | #if SDL_VIDEO_OPENGL |
| 835 | if (_this->gl_config.dll_handle != NULL) |
| 836 | unload_add_on((image_id)_this->gl_config.dll_handle); |
| 837 | #endif |
| 838 | |
| 839 | SDL_QuitBeApp(); |
| 840 | } |
| 841 | |
| 842 | }; /* Extern C */ |