e14743d1 |
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 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 | /* |
24 | SDL_epocvideo.cpp |
25 | Epoc based SDL video driver implementation |
26 | |
27 | Thanks to Peter van Sebille, the author of EMame. It is a great example of |
28 | low level graphics coding in Epoc. |
29 | |
30 | Epoc version by Hannu Viitala (hannu.j.viitala@mbnet.fi) |
31 | Assembler routines by Kimmo Kinnunen |
32 | */ |
33 | |
34 | |
35 | |
36 | #include <stdlib.h> |
37 | #include <stdio.h> |
38 | #include <string.h> |
39 | |
40 | extern "C" { |
41 | #include "SDL_error.h" |
42 | #include "SDL_timer.h" |
43 | #include "SDL_video.h" |
44 | #undef NULL |
45 | #include "SDL_pixels_c.h" |
46 | #include "SDL.h" |
47 | }; |
48 | |
49 | #include "SDL_epocvideo.h" |
50 | #include "SDL_epocevents_c.h" |
51 | |
52 | #include "sdl_epocruntime.h" |
53 | |
54 | #include <hal.h> |
55 | #include <coedef.h> |
56 | #include <flogger.h> |
57 | |
58 | #ifdef SYMBIAN_QUARTZ |
59 | SDL_VideoDevice* _thisDevice; |
60 | #endif |
61 | |
62 | _LIT(KLibName, "SDL"); |
63 | |
64 | /* For debugging */ |
65 | |
66 | //if old SOS, from 7.x this is public! |
67 | class CLockable : public CFbsBitmap |
68 | { |
69 | public: |
70 | static CLockable* Lockable(CFbsBitmap* aBmp) {return static_cast<CLockable*>(aBmp);} |
71 | void Lock() {LockHeap();} |
72 | void Unlock() {UnlockHeap();} |
73 | }; |
74 | #define LockHeap(x) CLockable::Lockable(x)->Lock() |
75 | #define UnlockHeap(x) CLockable::Lockable(x)->Unlock() |
76 | |
77 | void RDebug_Print_b(char* error_str, void* param) |
78 | { |
79 | TBuf8<128> error8((TUint8*)error_str); |
80 | TBuf<128> error; |
81 | error.Copy(error8); |
82 | |
83 | #ifndef TRACE_TO_FILE |
84 | if (param) //!! Do not work if the parameter is really 0!! |
85 | RDebug::Print(error, param); |
86 | else |
87 | RDebug::Print(error); |
88 | #else |
89 | if (param) //!! Do not work if the parameter is really 0!! |
90 | RFileLogger::WriteFormat(KLibName, _L("SDL.txt"), EFileLoggingModeAppend, error, param); |
91 | else |
92 | RFileLogger::Write(KLibName, _L("SDL.txt"), EFileLoggingModeAppend, error); |
93 | #endif |
94 | |
95 | } |
96 | |
97 | extern "C" void RDebug_Print(char* error_str, void* param) |
98 | { |
99 | RDebug_Print_b(error_str, param); |
100 | } |
101 | |
102 | |
103 | int Debug_AvailMem2() |
104 | { |
105 | //User::CompressAllHeaps(); |
106 | TMemoryInfoV1Buf membuf; |
107 | User::LeaveIfError(UserHal::MemoryInfo(membuf)); |
108 | TMemoryInfoV1 minfo = membuf(); |
109 | return(minfo.iFreeRamInBytes); |
110 | } |
111 | |
112 | extern "C" int Debug_AvailMem() |
113 | { |
114 | return(Debug_AvailMem2()); |
115 | } |
116 | |
117 | |
118 | extern "C" { |
119 | |
120 | /* Initialization/Query functions */ |
121 | |
122 | static int EPOC_VideoInit(_THIS, SDL_PixelFormat *vformat); |
123 | static SDL_Rect **EPOC_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); |
124 | static SDL_Surface *EPOC_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); |
125 | static int EPOC_SetColors(_THIS, int firstcolor, int ncolors, |
126 | SDL_Color *colors); |
127 | static void EPOC_VideoQuit(_THIS); |
128 | |
129 | /* Hardware surface functions */ |
130 | |
131 | static int EPOC_AllocHWSurface(_THIS, SDL_Surface *surface); |
132 | static int EPOC_LockHWSurface(_THIS, SDL_Surface *surface); |
133 | static int EPOC_FlipHWSurface(_THIS, SDL_Surface *surface); |
134 | static void EPOC_UnlockHWSurface(_THIS, SDL_Surface *surface); |
135 | static void EPOC_FreeHWSurface(_THIS, SDL_Surface *surface); |
136 | static void EPOC_DirectUpdate(_THIS, int numrects, SDL_Rect *rects); |
137 | |
138 | static int EPOC_Available(void); |
139 | static SDL_VideoDevice *EPOC_CreateDevice(int devindex); |
140 | |
141 | void DrawBackground(_THIS); |
142 | void DirectDraw(_THIS, int numrects, SDL_Rect *rects, TUint16* screenBuffer); |
143 | void DirectDrawRotated(_THIS, int numrects, SDL_Rect *rects, TUint16* screenBuffer); |
144 | |
145 | /* Mouse functions */ |
146 | |
147 | static WMcursor *EPOC_CreateWMCursor(_THIS, Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y); |
148 | static void EPOC_FreeWMCursor(_THIS, WMcursor *cursor); |
149 | static int EPOC_ShowWMCursor(_THIS, WMcursor *cursor); |
150 | |
151 | |
152 | |
153 | /* !!For 12 bit screen HW. Table for fast conversion from 8 bit to 12 bit */ |
154 | // TUint16 is enough, but using TUint32 so we can use better instruction selection on ARMI |
155 | static TUint32 EPOC_HWPalette_256_to_Screen[256]; |
156 | |
157 | VideoBootStrap EPOC_bootstrap = { |
158 | "epoc", "EPOC system", |
159 | EPOC_Available, EPOC_CreateDevice |
160 | }; |
161 | |
162 | const TUint32 WindowClientHandle = 9210; //!! const |
163 | |
164 | /* Epoc video driver bootstrap functions */ |
165 | |
166 | static int EPOC_Available(void) |
167 | { |
168 | return 1; /* Always available */ |
169 | } |
170 | |
171 | static void EPOC_DeleteDevice(SDL_VideoDevice *device) |
172 | { |
173 | free(device->hidden); |
174 | free(device); |
175 | } |
176 | |
177 | static SDL_VideoDevice *EPOC_CreateDevice(int /*devindex*/) |
178 | { |
179 | SDL_VideoDevice *device; |
180 | |
181 | SDL_TRACE("SDL:EPOC_CreateDevice"); |
182 | |
183 | /* Allocate all variables that we free on delete */ |
184 | device = (SDL_VideoDevice *)malloc(sizeof(SDL_VideoDevice)); |
185 | if ( device ) { |
186 | memset(device, 0, (sizeof *device)); |
187 | device->hidden = (struct SDL_PrivateVideoData *) |
188 | malloc((sizeof *device->hidden)); |
189 | } |
190 | if ( (device == NULL) || (device->hidden == NULL) ) { |
191 | SDL_OutOfMemory(); |
192 | if ( device ) { |
193 | free(device); |
194 | } |
195 | return(0); |
196 | } |
197 | memset(device->hidden, 0, (sizeof *device->hidden)); |
198 | |
199 | /* Set the function pointers */ |
200 | device->VideoInit = EPOC_VideoInit; |
201 | device->ListModes = EPOC_ListModes; |
202 | device->SetVideoMode = EPOC_SetVideoMode; |
203 | device->SetColors = EPOC_SetColors; |
204 | device->UpdateRects = NULL; |
205 | device->VideoQuit = EPOC_VideoQuit; |
206 | device->AllocHWSurface = EPOC_AllocHWSurface; |
207 | device->CheckHWBlit = NULL; |
208 | device->FillHWRect = NULL; |
209 | device->SetHWColorKey = NULL; |
210 | device->SetHWAlpha = NULL; |
211 | device->LockHWSurface = EPOC_LockHWSurface; |
212 | device->UnlockHWSurface = EPOC_UnlockHWSurface; |
213 | device->FlipHWSurface = EPOC_FlipHWSurface; |
214 | device->FreeHWSurface = EPOC_FreeHWSurface; |
215 | device->SetIcon = NULL; |
216 | device->SetCaption = NULL; |
217 | device->GetWMInfo = NULL; |
218 | device->FreeWMCursor = EPOC_FreeWMCursor; |
219 | device->CreateWMCursor = EPOC_CreateWMCursor; |
220 | device->ShowWMCursor = EPOC_ShowWMCursor; |
221 | device->WarpWMCursor = NULL; |
222 | device->InitOSKeymap = EPOC_InitOSKeymap; |
223 | device->PumpEvents = EPOC_PumpEvents; |
224 | device->free = EPOC_DeleteDevice; |
225 | |
226 | return device; |
227 | } |
228 | |
229 | |
230 | int GetBpp(TDisplayMode displaymode) |
231 | { |
232 | /*TInt numColors = TDisplayModeUtils::NumDisplayModeColors(displaymode); |
233 | TInt bitsPerPixel = 1; |
234 | for (TInt32 i = 2; i < numColors; i <<= 1, bitsPerPixel++); |
235 | return bitsPerPixel;*/ |
236 | return TDisplayModeUtils::NumDisplayModeBitsPerPixel(displaymode); |
237 | } |
238 | |
239 | |
240 | void DisableKeyBlocking(_THIS) |
241 | { |
242 | // Disable key blocking |
243 | TRawEvent event; |
244 | event.Set((TRawEvent::TType)/*EDisableKeyBlock*/51); // !!EDisableKeyBlock not found in epoc32\include! |
245 | Private->EPOC_WsSession.SimulateRawEvent(event); |
246 | } |
247 | |
248 | void ConstructWindowL(_THIS) |
249 | { |
250 | TInt error; |
251 | |
252 | SDL_TRACE("SDL:ConstructWindowL"); |
253 | error = Private->EPOC_WsSession.Connect(); |
254 | User::LeaveIfError(error); |
255 | Private->EPOC_WsScreen=new(ELeave) CWsScreenDevice(Private->EPOC_WsSession); |
256 | User::LeaveIfError(Private->EPOC_WsScreen->Construct()); |
257 | User::LeaveIfError(Private->EPOC_WsScreen->CreateContext(Private->EPOC_WindowGc)); |
258 | |
259 | Private->EPOC_WsWindowGroup=RWindowGroup(Private->EPOC_WsSession); |
260 | User::LeaveIfError(Private->EPOC_WsWindowGroup.Construct(WindowClientHandle)); |
261 | Private->EPOC_WsWindowGroup.SetOrdinalPosition(0); |
262 | |
263 | // Set window group name (the same as process name)) !!Gives always "EPOC" in WINS |
264 | RProcess thisProcess; |
265 | TParse exeName; |
266 | exeName.Set(thisProcess.FileName(), NULL, NULL); |
267 | TBuf<32> winGroupName; |
268 | winGroupName.Append(0); |
269 | winGroupName.Append(0); |
270 | winGroupName.Append(0);// uid |
271 | winGroupName.Append(0); |
272 | winGroupName.Append(exeName.Name()); // caption |
273 | winGroupName.Append(0); |
274 | winGroupName.Append(0); //doc name |
275 | Private->EPOC_WsWindowGroup.SetName(winGroupName); |
276 | |
277 | Private->EPOC_WsWindow=RWindow(Private->EPOC_WsSession); |
278 | // Markus, it was: |
279 | // User::LeaveIfError(Private->EPOC_WsWindow.Construct(Private->EPOC_WsWindowGroup,WindowClientHandle )); |
280 | // but SOS 7.0s debug does not accept same window handle twice |
281 | User::LeaveIfError(Private->EPOC_WsWindow.Construct(Private->EPOC_WsWindowGroup,WindowClientHandle - 1)); |
282 | Private->EPOC_WsWindow.SetBackgroundColor(KRgbWhite); |
283 | Private->EPOC_WsWindow.Activate(); |
284 | Private->EPOC_WsWindow.SetSize(Private->EPOC_WsScreen->SizeInPixels()); |
285 | Private->EPOC_WsWindow.SetVisible(ETrue); |
286 | |
287 | Private->EPOC_WsWindowGroupID = Private->EPOC_WsWindowGroup.Identifier(); |
288 | Private->EPOC_IsWindowFocused = EFalse; |
289 | |
290 | DisableKeyBlocking(_this); //disable key blocking |
291 | } |
292 | |
293 | int EPOC_VideoInit(_THIS, SDL_PixelFormat *vformat) |
294 | { |
295 | // !!TODO:handle leave functions! |
296 | |
297 | int i; |
298 | |
299 | SDL_TRACE("SDL:EPOC_VideoInit"); |
300 | |
301 | /* Initialize all variables that we clean on shutdown */ |
302 | |
303 | for ( i=0; i<SDL_NUMMODES; ++i ) { |
304 | Private->SDL_modelist[i] = (SDL_Rect *)malloc(sizeof(SDL_Rect)); |
305 | Private->SDL_modelist[i]->x = Private->SDL_modelist[i]->y = 0; |
306 | } |
307 | |
308 | /* Modes sorted largest to smallest */ |
309 | Private->SDL_modelist[0]->w = 800; Private->SDL_modelist[0]->h = 250; |
310 | Private->SDL_modelist[1]->w = 640; Private->SDL_modelist[1]->h = 480; |
311 | Private->SDL_modelist[2]->w = 480; Private->SDL_modelist[2]->h = 600; |
312 | Private->SDL_modelist[3]->w = 640; Private->SDL_modelist[3]->h = 400; |
313 | Private->SDL_modelist[4]->w = 352; Private->SDL_modelist[4]->h = 416; |
314 | Private->SDL_modelist[5]->w = 416; Private->SDL_modelist[5]->h = 352; |
315 | Private->SDL_modelist[6]->w = 416; Private->SDL_modelist[6]->h = 312; |
316 | Private->SDL_modelist[7]->w = 352; Private->SDL_modelist[7]->h = 264; |
317 | Private->SDL_modelist[8]->w = 800; Private->SDL_modelist[8]->h = 240; //for doom all these.. |
318 | Private->SDL_modelist[9]->w = 640; Private->SDL_modelist[9]->h = 240; |
319 | Private->SDL_modelist[10]->w = 480; Private->SDL_modelist[10]->h = 240; |
320 | Private->SDL_modelist[11]->w = 640; Private->SDL_modelist[11]->h = 240; |
321 | Private->SDL_modelist[12]->w = 352; Private->SDL_modelist[12]->h = 240; |
322 | Private->SDL_modelist[13]->w = 416; Private->SDL_modelist[13]->h = 240; |
323 | Private->SDL_modelist[14]->w = 416; Private->SDL_modelist[14]->h = 240; |
324 | Private->SDL_modelist[15]->w = 352; Private->SDL_modelist[15]->h = 240; |
325 | Private->SDL_modelist[16]->w = 640; Private->SDL_modelist[16]->h = 200; |
326 | Private->SDL_modelist[17]->w = 320; Private->SDL_modelist[17]->h = 240; //...for doom, currently engine renders no-higher windows :-(, propably should get fixed |
327 | Private->SDL_modelist[18]->w = 320; Private->SDL_modelist[18]->h = 200; |
328 | Private->SDL_modelist[19]->w = 256; Private->SDL_modelist[19]->h = 192; |
329 | Private->SDL_modelist[20]->w = 176; Private->SDL_modelist[20]->h = 208; |
330 | Private->SDL_modelist[21]->w = 208; Private->SDL_modelist[21]->h = 176; // Rotated |
331 | Private->SDL_modelist[22]->w = 160; Private->SDL_modelist[22]->h = 144; |
332 | |
333 | Private->SDL_modelist[23]->w = 640; Private->SDL_modelist[2]->h = 200; //s80 some new modes |
334 | Private->SDL_modelist[24]->w = 640; Private->SDL_modelist[2]->h = 320; //s90 modes are added |
335 | Private->SDL_modelist[25]->w = 640; Private->SDL_modelist[2]->h = 240; //here |
336 | Private->SDL_modelist[26]->w = 640; Private->SDL_modelist[4]->h = 200; //now |
337 | |
338 | Private->SDL_modelist[27] = NULL; |
339 | |
340 | /* Construct Epoc window */ |
341 | |
342 | ConstructWindowL(_this); |
343 | |
344 | /* Initialise Epoc frame buffer */ |
345 | |
346 | TDisplayMode displayMode = Private->EPOC_WsScreen->DisplayMode(); |
347 | |
348 | #if !defined(__WINS__) && !defined(TEST_BM_DRAW) |
349 | |
350 | TScreenInfoV01 screenInfo; |
351 | TPckg<TScreenInfoV01> sInfo(screenInfo); |
352 | UserSvr::ScreenInfo(sInfo); |
353 | |
354 | Private->EPOC_ScreenSize = screenInfo.iScreenSize; |
355 | Private->EPOC_DisplayMode = displayMode; |
356 | Private->EPOC_HasFrameBuffer = screenInfo.iScreenAddressValid; |
357 | Private->EPOC_FrameBuffer = Private->EPOC_HasFrameBuffer ? (TUint8*) screenInfo.iScreenAddress : NULL; |
358 | Private->EPOC_BytesPerPixel = ((GetBpp(displayMode)-1) / 8) + 1; |
359 | |
360 | Private->EPOC_BytesPerScanLine = screenInfo.iScreenSize.iWidth * Private->EPOC_BytesPerPixel; |
361 | Private->EPOC_BytesPerScreen = Private->EPOC_BytesPerScanLine * Private->EPOC_ScreenSize.iHeight; |
362 | |
363 | SDL_TRACE1("Screen width %d", screenInfo.iScreenSize.iWidth); |
364 | SDL_TRACE1("Screen height %d", screenInfo.iScreenSize.iHeight); |
365 | SDL_TRACE1("Screen dmode %d", displayMode); |
366 | SDL_TRACE1("Screen valid %d", screenInfo.iScreenAddressValid); |
367 | |
368 | SDL_TRACE1("bpp %d", Private->EPOC_BytesPerPixel); |
369 | SDL_TRACE1("bpsl %d", Private->EPOC_BytesPerScanLine); |
370 | SDL_TRACE1("bps %d", Private->EPOC_BytesPerScreen); |
371 | |
372 | |
373 | /* It seems that in SA1100 machines for 8bpp displays there is a 512 palette table at the |
374 | * beginning of the frame buffer. E.g. Series 7 and Netbook. |
375 | * In 12 bpp machines the table has 16 entries. |
376 | */ |
377 | if (Private->EPOC_HasFrameBuffer && GetBpp(displayMode) == 8) |
378 | { |
379 | Private->EPOC_FrameBuffer += 512; |
380 | } |
381 | else |
382 | { |
383 | Private->EPOC_FrameBuffer += 32; |
384 | } |
385 | /*if (Private->EPOC_HasFrameBuffer && GetBpp(displayMode) == 12) |
386 | Private->EPOC_FrameBuffer += 16 * 2; |
387 | if (Private->EPOC_HasFrameBuffer && GetBpp(displayMode) == 16) |
388 | Private->EPOC_FrameBuffer += 16 * 2; |
389 | */ |
390 | #else /* defined __WINS__ */ |
391 | |
392 | /* Create bitmap, device and context for screen drawing */ |
393 | Private->EPOC_ScreenSize = Private->EPOC_WsScreen->SizeInPixels(); |
394 | |
395 | Private->EPOC_Bitmap = new (ELeave) CWsBitmap(Private->EPOC_WsSession); |
396 | Private->EPOC_Bitmap->Create(Private->EPOC_ScreenSize, displayMode); |
397 | |
398 | Private->EPOC_DisplayMode = displayMode; |
399 | Private->EPOC_HasFrameBuffer = ETrue; |
400 | Private->EPOC_FrameBuffer = NULL; /* Private->EPOC_Bitmap->DataAddress() can change any time */ |
401 | Private->EPOC_BytesPerPixel = ((GetBpp(displayMode)-1) / 8) + 1; |
402 | Private->EPOC_BytesPerScanLine = Private->EPOC_WsScreen->SizeInPixels().iWidth * Private->EPOC_BytesPerPixel; |
403 | |
404 | #endif /* __WINS__ */ |
405 | |
406 | #ifndef SYMBIAN_CRYSTAL |
407 | // Get draw device for updating the screen |
408 | TScreenInfoV01 screenInfo2; |
409 | |
410 | Epoc_Runtime::GetScreenInfo(screenInfo2); |
411 | |
412 | TRAPD(status, Private->EPOC_DrawDevice = CFbsDrawDevice::NewScreenDeviceL(screenInfo2, displayMode)); |
413 | User::LeaveIfError(status); |
414 | #endif |
415 | |
416 | /* The "best" video format should be returned to caller. */ |
417 | |
418 | vformat->BitsPerPixel = /*!!GetBpp(displayMode) */ 8; |
419 | vformat->BytesPerPixel = /*!!Private->EPOC_BytesPerPixel*/ 1; |
420 | |
421 | /* Activate events for me */ |
422 | |
423 | Private->EPOC_WsEventStatus = KRequestPending; |
424 | Private->EPOC_WsSession.EventReady(&Private->EPOC_WsEventStatus); |
425 | |
426 | SDL_TRACE("SDL:WsEventStatus"); |
427 | User::WaitForRequest(Private->EPOC_WsEventStatus); //Markus: I added this and ... |
428 | |
429 | Private->EPOC_RedrawEventStatus = KRequestPending; |
430 | Private->EPOC_WsSession.RedrawReady(&Private->EPOC_RedrawEventStatus); |
431 | |
432 | SDL_TRACE("SDL:RedrawEventStatus"); |
433 | User::WaitForRequest(Private->EPOC_RedrawEventStatus); //...this, if not catches a stray event is risen |
434 | //if there are active objects used, or confucing |
435 | //actions with User::WaitForAnyRequest |
436 | Private->EPOC_WsWindow.PointerFilter(EPointerFilterDrag, 0); |
437 | |
438 | Private->EPOC_ScreenOffset = TPoint(0, 0); |
439 | |
440 | #if defined(__WINS__) || defined(TEST_BM_DRAW) |
441 | LockHeap(Private->EPOC_Bitmap); // Lock bitmap heap |
442 | #endif |
443 | |
444 | SDL_TRACE("SDL:DrawBackground"); |
445 | DrawBackground(_this); // Clear screen |
446 | |
447 | #if defined(__WINS__) || defined(TEST_BM_DRAW) |
448 | UnlockHeap(Private->EPOC_Bitmap); // Unlock bitmap heap |
449 | #endif |
450 | //!! TODO: error handling |
451 | //if (ret != KErrNone) |
452 | // return(-1); |
453 | //else |
454 | return(0); |
455 | } |
456 | |
457 | |
458 | SDL_Rect **EPOC_ListModes(_THIS, SDL_PixelFormat *format, Uint32 /*flags*/) |
459 | { |
460 | if (format->BitsPerPixel == 12 || format->BitsPerPixel == 8) |
461 | return Private->SDL_modelist; |
462 | return NULL; |
463 | } |
464 | |
465 | int EPOC_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) |
466 | { |
467 | if ((firstcolor+ncolors) > 256) |
468 | return -1; |
469 | // SDL_TRACE1("colors %d", (TDisplayModeUtils::NumDisplayModeColors(Private->EPOC_DisplayMode))); |
470 | if(TDisplayModeUtils::NumDisplayModeColors(Private->EPOC_DisplayMode) == 4096) |
471 | { |
472 | // Set 12 bit palette |
473 | for(int i = firstcolor; i < ncolors; i++) |
474 | { |
475 | // 4k value: 0000 rrrr gggg bbbb |
476 | TUint32 color4K = (colors[i].r & 0x0000f0) << 4; |
477 | color4K |= (colors[i].g & 0x0000f0); |
478 | color4K |= (colors[i].b & 0x0000f0) >> 4; |
479 | EPOC_HWPalette_256_to_Screen[i] = color4K; |
480 | } |
481 | } |
482 | else if(TDisplayModeUtils::NumDisplayModeColors(Private->EPOC_DisplayMode) == 65536) |
483 | { |
484 | for(int i = firstcolor; i < ncolors; i++) |
485 | { |
486 | // 64k-colour displays effectively support RGB values |
487 | // with 5 bits allocated to red, 6 to green and 5 to blue |
488 | // 64k value: rrrr rggg gggb bbbb |
489 | TUint32 color64K = (colors[i].r & 0x0000f8) << 8; |
490 | color64K |= (colors[i].g & 0x0000fc) << 3; |
491 | color64K |= (colors[i].b & 0x0000f8) >> 3; |
492 | EPOC_HWPalette_256_to_Screen[i] = color64K; |
493 | } |
494 | } |
495 | else if(TDisplayModeUtils::NumDisplayModeColors(Private->EPOC_DisplayMode) == 16777216) |
496 | { |
497 | for(int i = firstcolor; i < ncolors; i++) |
498 | { |
499 | // 16M-colour |
500 | //0000 0000 rrrr rrrr gggg gggg bbbb bbbb |
501 | TUint32 color16M = colors[i].r << 16; |
502 | color16M |= colors[i].g << 8; |
503 | color16M |= colors[i].b; |
504 | EPOC_HWPalette_256_to_Screen[i] = color16M; |
505 | } |
506 | } |
507 | else |
508 | { |
509 | return -2; |
510 | } |
511 | return(0); |
512 | } |
513 | |
514 | |
515 | SDL_Surface *EPOC_SetVideoMode(_THIS, SDL_Surface *current, |
516 | int width, int height, int bpp, Uint32 /*flags*/) |
517 | { |
518 | SDL_TRACE("SDL:EPOC_SetVideoMode"); |
519 | /* Check parameters */ |
520 | #ifdef SYMBIAN_CRYSTAL |
521 | if (! (bpp == 8 || bpp == 12 || bpp == 16) && |
522 | ( |
523 | (width == 640 && height == 200) || |
524 | (width == 640 && height == 400) || |
525 | (width == 640 && height == 480) || |
526 | (width == 320 && height == 200) || |
527 | (width == 320 && height == 240) |
528 | )) { |
529 | SDL_SetError("Requested video mode is not supported"); |
530 | return NULL; |
531 | } |
532 | #else // SYMBIAN_SERIES60 |
533 | if (! (bpp == 8 || bpp == 12 || bpp == 16) && |
534 | ( |
535 | (width == 320 && height == 200) || |
536 | (width == 320 && height == 240) || |
537 | (width == 256 && height == 192) || |
538 | (width == 176 && height == 208) || |
539 | (width == 208 && height == 176) || // Rotated |
540 | (width == 160 && height == 144) |
541 | )) { |
542 | SDL_SetError("Requested video mode is not supported"); |
543 | return NULL; |
544 | } |
545 | #endif |
546 | |
547 | if (current && current->pixels) { |
548 | free(current->pixels); |
549 | current->pixels = NULL; |
550 | } |
551 | if ( ! SDL_ReallocFormat(current, bpp, 0, 0, 0, 0) ) { |
552 | return(NULL); |
553 | } |
554 | |
555 | /* Set up the new mode framebuffer */ |
556 | if (bpp == 8) |
557 | current->flags = (SDL_FULLSCREEN|SDL_SWSURFACE|SDL_PREALLOC|SDL_HWPALETTE); |
558 | else // 12 bpp, 16 bpp |
559 | current->flags = (SDL_FULLSCREEN|SDL_SWSURFACE|SDL_PREALLOC); |
560 | current->w = width; |
561 | current->h = height; |
562 | int numBytesPerPixel = ((bpp-1)>>3) + 1; |
563 | current->pitch = numBytesPerPixel * width; // Number of bytes in scanline |
564 | current->pixels = malloc(width * height * numBytesPerPixel); |
565 | memset(current->pixels, 0, width * height * numBytesPerPixel); |
566 | |
567 | /* Set the blit function */ |
568 | _this->UpdateRects = EPOC_DirectUpdate; |
569 | |
570 | /* |
571 | * Logic for getting suitable screen dimensions, offset, scaling and orientation |
572 | */ |
573 | |
574 | int w = current->w; |
575 | int h = current->h; |
576 | |
577 | // Rotate, if the screen does not fit horizontally and it is landscape screen |
578 | /* |
579 | if ((width>Private->EPOC_ScreenSize.iWidth) && (width>height)) { |
580 | Private->EPOC_ScreenOrientation = CFbsBitGc::EGraphicsOrientationRotated270; |
581 | w = current->h; |
582 | h = current->w; |
583 | } |
584 | */ |
585 | // Get nearest stepwise scale values for width and height. The smallest supported scaled screen is 1/2. |
586 | TInt scaleValue = 0; |
587 | Private->EPOC_ScreenXScaleValue = 1; |
588 | Private->EPOC_ScreenYScaleValue = 1; |
589 | if (w > Private->EPOC_ScreenSize.iWidth) { |
590 | // Find the biggest scale value that result the width that fits in the screen HW |
591 | for (scaleValue = 2; scaleValue++;) { |
592 | TInt scaledWidth = (w * (scaleValue-1))/scaleValue; |
593 | if (scaledWidth > Private->EPOC_ScreenSize.iWidth) |
594 | break; |
595 | } |
596 | Private->EPOC_ScreenXScaleValue = Max(2, scaleValue - 1); |
597 | w = (w * (Private->EPOC_ScreenXScaleValue-1))/Private->EPOC_ScreenXScaleValue; |
598 | } |
599 | if (h > Private->EPOC_ScreenSize.iHeight) { |
600 | // Find the biggest scale value that result the height that fits in the screen HW |
601 | for (scaleValue = 2; scaleValue++;) { |
602 | TInt scaledHeight = (h * (scaleValue-1))/scaleValue; |
603 | if (scaledHeight > Private->EPOC_ScreenSize.iHeight) |
604 | break; |
605 | } |
606 | Private->EPOC_ScreenYScaleValue = Max(2, scaleValue - 1); |
607 | h = (h * (Private->EPOC_ScreenYScaleValue-1))/Private->EPOC_ScreenYScaleValue; |
608 | } |
609 | |
610 | /* Centralize game window on device screen */ |
611 | Private->EPOC_ScreenOffset.iX = (Private->EPOC_ScreenSize.iWidth - w) / 2; |
612 | if (Private->EPOC_ScreenOffset.iX < 0) |
613 | Private->EPOC_ScreenOffset.iX = 0; |
614 | Private->EPOC_ScreenOffset.iY = (Private->EPOC_ScreenSize.iHeight - h) / 2; |
615 | if (Private->EPOC_ScreenOffset.iY < 0) |
616 | Private->EPOC_ScreenOffset.iY = 0; |
617 | |
618 | |
619 | SDL_TRACE1("View width %d", w); |
620 | SDL_TRACE1("View height %d", h); |
621 | SDL_TRACE1("View bmode %d", bpp); |
622 | SDL_TRACE1("View s %d", scaleValue); |
623 | SDL_TRACE1("View x %d", Private->EPOC_ScreenOffset.iX); |
624 | SDL_TRACE1("View y %d", Private->EPOC_ScreenOffset.iY); |
625 | |
626 | /* We're done */ |
627 | return(current); |
628 | } |
629 | |
630 | |
631 | void RedrawWindowL(_THIS) |
632 | { |
633 | |
634 | #if defined(__WINS__) || defined(TEST_BM_DRAW) |
635 | LockHeap(Private->EPOC_Bitmap); // Lock bitmap heap |
636 | Private->EPOC_WindowGc->Activate(Private->EPOC_WsWindow); |
637 | #endif |
638 | |
639 | int w = _this->screen->w; |
640 | int h = _this->screen->h; |
641 | if (Private->EPOC_ScreenOrientation == CFbsBitGc::EGraphicsOrientationRotated270) { |
642 | w = _this->screen->h; |
643 | h = _this->screen->w; |
644 | } |
645 | if ((w < Private->EPOC_ScreenSize.iWidth) |
646 | || (h < Private->EPOC_ScreenSize.iHeight)) { |
647 | DrawBackground(_this); |
648 | } |
649 | |
650 | /* Tell the system that something has been drawn */ |
651 | TRect rect = TRect(Private->EPOC_WsWindow.Size()); |
652 | Private->EPOC_WsWindow.Invalidate(rect); |
653 | |
654 | #if defined(__WINS__) || defined(TEST_BM_DRAW) |
655 | Private->EPOC_WsWindow.BeginRedraw(rect); |
656 | Private->EPOC_WindowGc->BitBlt(TPoint(), Private->EPOC_Bitmap); |
657 | Private->EPOC_WsWindow.EndRedraw(); |
658 | Private->EPOC_WindowGc->Deactivate(); |
659 | UnlockHeap(Private->EPOC_Bitmap);; // Unlock bitmap heap |
660 | Private->EPOC_WsSession.Flush(); |
661 | #endif |
662 | |
663 | /* Draw current buffer */ |
664 | SDL_Rect fullScreen; |
665 | fullScreen.x = 0; |
666 | fullScreen.y = 0; |
667 | fullScreen.w = _this->screen->w; |
668 | fullScreen.h = _this->screen->h; |
669 | EPOC_DirectUpdate(_this, 1, &fullScreen); |
670 | } |
671 | |
672 | |
673 | void DrawBackground(_THIS) |
674 | { |
675 | /* Draw background */ |
676 | #if defined(__WINS__) || defined(TEST_BM_DRAW) |
677 | //warning heap is not locked! - a function calling must ensure that it's ok |
678 | TUint16* screenBuffer = (TUint16*)Private->EPOC_Bitmap->DataAddress(); |
679 | #else |
680 | TUint16* screenBuffer = (TUint16*)Private->EPOC_FrameBuffer; |
681 | #endif |
682 | // Draw black background |
683 | Mem::FillZ(screenBuffer, Private->EPOC_BytesPerScreen); |
684 | |
685 | #if 0 |
686 | for (int y = 0; y < Private->EPOC_ScreenSize.iHeight; y++) { |
687 | for (int x = 0; x < Private->EPOC_ScreenSize.iWidth; x++) { |
688 | #ifdef SYMBIAN_CRYSTAL |
689 | const TUint16 color = 0; // ((x+y)>>1) & 0xf; /* Draw blue stripes pattern, because in e.g. 320x200 mode there is a big background area*/ |
690 | #else // SYMBIAN_SERIES60 |
691 | const TUint16 color = 0; /* Draw black background */ |
692 | #endif |
693 | *screenBuffer++ = color; |
694 | } |
695 | } |
696 | #endif |
697 | } |
698 | |
699 | |
700 | /* We don't actually allow hardware surfaces other than the main one */ |
701 | static int EPOC_AllocHWSurface(_THIS, SDL_Surface* /*surface*/) |
702 | { |
703 | return(-1); |
704 | } |
705 | static void EPOC_FreeHWSurface(_THIS, SDL_Surface* /*surface*/) |
706 | { |
707 | return; |
708 | } |
709 | |
710 | static int EPOC_LockHWSurface(_THIS, SDL_Surface* /*surface*/) |
711 | { |
712 | return(0); |
713 | } |
714 | static void EPOC_UnlockHWSurface(_THIS, SDL_Surface* /*surface*/) |
715 | { |
716 | return; |
717 | } |
718 | |
719 | static int EPOC_FlipHWSurface(_THIS, SDL_Surface* /*surface*/) |
720 | { |
721 | return(0); |
722 | } |
723 | |
724 | static void EPOC_DirectUpdate(_THIS, int numrects, SDL_Rect *rects) |
725 | { |
726 | //TInt focusWindowGroupId = Private->EPOC_WsSession.GetFocusWindowGroup();//these are async services |
727 | // if (focusWindowGroupId != Private->EPOC_WsWindowGroupID) { //for that cannot be called from |
728 | //SDL threads ??? |
729 | if (!Private->EPOC_IsWindowFocused) |
730 | { |
731 | /* Force focus window to redraw again for cleaning away SDL screen graphics */ |
732 | /* |
733 | TInt pos = Private->EPOC_WsWindowGroup.OrdinalPosition(); |
734 | Private->EPOC_WsWindowGroup.SetOrdinalPosition(0, KMaxTInt); |
735 | TRect rect = TRect(Private->EPOC_WsWindow.Size()); |
736 | Private->EPOC_WsWindow.Invalidate(rect); |
737 | Private->EPOC_WsWindowGroup.SetOrdinalPosition(pos, ECoeWinPriorityNormal); |
738 | */ /* If this is not the topmost window, wait here! Sleep for 1 second to give cpu time to |
739 | multitasking and poll for being the topmost window. |
740 | */ |
741 | // if (Private->EPOC_WsSession.GetFocusWindowGroup() != Private->EPOC_WsWindowGroupID) { |
742 | |
743 | /* !!TODO: Could call GetRedraw() etc. for WsSession and redraw the screen if needed. That might be |
744 | needed if a small dialog comes in front of Game screen. |
745 | */ |
746 | // while (Private->EPOC_WsSession.GetFocusWindowGroup() != Private->EPOC_WsWindowGroupID) |
747 | |
748 | SDL_PauseAudio(1); |
749 | SDL_Delay(1000); |
750 | return; |
751 | // } |
752 | |
753 | // RedrawWindowL(_this); |
754 | } |
755 | |
756 | SDL_PauseAudio(0); |
757 | |
758 | // if we are not focused, do not draw |
759 | // if (!Private->EPOC_IsWindowFocused) |
760 | // return; |
761 | #if defined(__WINS__) || defined(TEST_BM_DRAW) |
762 | TBitmapUtil lock(Private->EPOC_Bitmap); |
763 | lock.Begin(TPoint(0,0)); // Lock bitmap heap |
764 | Private->EPOC_WindowGc->Activate(Private->EPOC_WsWindow); |
765 | TUint16* screenBuffer = (TUint16*)Private->EPOC_Bitmap->DataAddress(); |
766 | #else |
767 | TUint16* screenBuffer = (TUint16*)Private->EPOC_FrameBuffer; |
768 | #endif |
769 | |
770 | if (Private->EPOC_ScreenOrientation == CFbsBitGc::EGraphicsOrientationRotated270) |
771 | DirectDrawRotated(_this, numrects, rects, screenBuffer); |
772 | else |
773 | DirectDraw(_this, numrects, rects, screenBuffer); |
774 | |
775 | |
776 | #if defined(__WINS__) || defined(TEST_BM_DRAW) |
777 | |
778 | TRect rect = TRect(Private->EPOC_WsWindow.Size()); |
779 | Private->EPOC_WsWindow.Invalidate(rect); |
780 | Private->EPOC_WsWindow.BeginRedraw(rect); |
781 | Private->EPOC_WindowGc->BitBlt(TPoint(), Private->EPOC_Bitmap); |
782 | Private->EPOC_WsWindow.EndRedraw(); |
783 | Private->EPOC_WindowGc->Deactivate(); |
784 | lock.End(); // Unlock bitmap heap |
785 | Private->EPOC_WsSession.Flush(); |
786 | #else |
787 | #ifndef SYMBIAN_CRYSTAL |
788 | // This is not needed in Crystal. What is the performance penalty in SERIES60? |
789 | TRect rect2 = TRect(Private->EPOC_WsWindow.Size()); |
790 | |
791 | Private->EPOC_DrawDevice->UpdateRegion(rect2); // Should we update rects parameter area only?? |
792 | Private->EPOC_DrawDevice->Update(); |
793 | #endif |
794 | #endif |
795 | |
796 | /* Update virtual cursor. !!Do not yet work properly |
797 | Private->EPOC_WsSession.SetPointerCursorPosition(Private->EPOC_WsSession.PointerCursorPosition()); |
798 | */ |
799 | |
800 | /*static int foo = 1; |
801 | |
802 | for ( int i=0; i < numrects; ++i ) { |
803 | const SDL_Rect& currentRect = rects[i]; |
804 | SDL_Rect rect2; |
805 | rect2.x = currentRect.x; |
806 | rect2.y = currentRect.y; |
807 | rect2.w = currentRect.w; |
808 | rect2.h = currentRect.h; |
809 | |
810 | if (rect2.w <= 0 || rect2.h <= 0) |
811 | continue; |
812 | |
813 | |
814 | foo++; |
815 | if((foo % 200) == 0) |
816 | { |
817 | SDL_TRACE1("foo %d", foo); |
818 | CFbsBitmap* b = new (ELeave) CFbsBitmap; |
819 | SDL_TRACE1("bee %d", (int)b); |
820 | int e = b->Create(TSize(currentRect.w, currentRect.h), Private->EPOC_DisplayMode); |
821 | |
822 | SDL_TRACE1("err %d", e); |
823 | if(e != KErrNone) |
824 | User::Panic(_L("damn"), e); |
825 | |
826 | TBitmapUtil u(b); |
827 | u.Begin(TPoint(0, 0)); |
828 | TUint32* d = b->DataAddress(); |
829 | |
830 | SDL_TRACE1("addr %d", (int)d); |
831 | |
832 | for(TInt o = 0; o < currentRect.h; o++) |
833 | for(TInt p = 0; p < currentRect.w; p++) |
834 | { |
835 | u.SetPos(TPoint(p, o)); |
836 | u.SetPixel(0xFFFF); |
837 | } |
838 | |
839 | SDL_TRACE1("w %d", (int)currentRect.w); |
840 | SDL_TRACE1("h %d", (int)currentRect.h); |
841 | |
842 | SDL_TRACE1("addr %d", (int)Private->EPOC_DisplayMode); |
843 | |
844 | |
845 | const TUint f = (TUint)Private->EPOC_FrameBuffer; |
846 | const TUint y = (TUint)Private->EPOC_BytesPerScreen; |
847 | |
848 | |
849 | SDL_TRACE1("frame %u", f); |
850 | SDL_TRACE1("bytes %u", y); |
851 | |
852 | Mem::Copy(d, Private->EPOC_FrameBuffer, Private->EPOC_BytesPerScreen); |
853 | |
854 | SDL_TRACE("kopied"); |
855 | |
856 | u.End(); |
857 | TBuf<32> name; |
858 | name.Format(_L("C:\\nokia\\images\\doom%d.mbm"), (foo / 200)); |
859 | e= b->Save(name); |
860 | if(e != KErrNone) |
861 | User::Panic(_L("damned"), e); |
862 | delete b; |
863 | }}*/ |
864 | } |
865 | |
866 | |
867 | void DirectDraw(_THIS, int numrects, SDL_Rect *rects, TUint16* screenBuffer) |
868 | { |
869 | TInt i; |
870 | |
871 | const TInt sourceNumBytesPerPixel = ((_this->screen->format->BitsPerPixel-1)>>3) + 1; |
872 | const TPoint fixedOffset = Private->EPOC_ScreenOffset; |
873 | const TInt screenW = _this->screen->w; |
874 | const TInt screenH = _this->screen->h; |
875 | const TInt sourceScanlineLength = screenW; |
876 | const TInt targetScanlineLength = Private->EPOC_ScreenSize.iWidth; |
877 | |
878 | /* Render the rectangles in the list */ |
879 | |
880 | for ( i=0; i < numrects; ++i ) { |
881 | const SDL_Rect& currentRect = rects[i]; |
882 | SDL_Rect rect2; |
883 | rect2.x = currentRect.x; |
884 | rect2.y = currentRect.y; |
885 | rect2.w = currentRect.w; |
886 | rect2.h = currentRect.h; |
887 | |
888 | if (rect2.w <= 0 || rect2.h <= 0) /* sanity check */ |
889 | continue; |
890 | |
891 | /* All variables are measured in pixels */ |
892 | |
893 | /* Check rects validity, i.e. upper and lower bounds */ |
894 | TInt maxX = Min(screenW - 1, rect2.x + rect2.w - 1); |
895 | TInt maxY = Min(screenH - 1, rect2.y + rect2.h - 1); |
896 | if (maxX < 0 || maxY < 0) /* sanity check */ |
897 | continue; |
898 | /* Clip from bottom */ |
899 | maxY = Min(maxY, Private->EPOC_ScreenSize.iHeight-1); |
900 | /* TODO: Clip from the right side */ |
901 | |
902 | const TInt sourceRectWidth = maxX - rect2.x + 1; |
903 | const TInt sourceRectWidthInBytes = sourceRectWidth * sourceNumBytesPerPixel; |
904 | const TInt sourceRectHeight = maxY - rect2.y + 1; |
905 | const TInt sourceStartOffset = rect2.x + rect2.y * sourceScanlineLength; |
906 | const TUint skipValue = 1; // no skip |
907 | |
908 | TInt targetStartOffset = fixedOffset.iX + rect2.x + (fixedOffset.iY +rect2.y) * targetScanlineLength; |
909 | |
910 | // Nokia7650 native mode: 12 bpp --> 12 bpp |
911 | // |
912 | |
913 | switch (_this->screen->format->BitsPerPixel) |
914 | { |
915 | case 12: |
916 | { |
917 | TUint16* bitmapLine = (TUint16*)_this->screen->pixels + sourceStartOffset; |
918 | TUint16* screenMemory = screenBuffer + targetStartOffset; |
919 | if (skipValue == 1) |
920 | { |
921 | for(TInt y = 0 ; y < sourceRectHeight ; y++) |
922 | { |
923 | Mem::Copy(screenMemory, bitmapLine, sourceRectWidthInBytes); |
924 | } |
925 | bitmapLine += sourceScanlineLength; |
926 | screenMemory += targetScanlineLength; |
927 | } |
928 | else |
929 | { |
930 | for(TInt y = 0 ; y < sourceRectHeight ; y++) |
931 | { |
932 | //TODO: optimize: separate loops for 1, 2 and n skip. Mem::Copy() can be used in unscaled case. |
933 | TUint16* bitmapPos = bitmapLine; /* 2 bytes per pixel */ |
934 | TUint16* screenMemoryLinePos = screenMemory; /* 2 bytes per pixel */ |
935 | for(TInt x = 0 ; x < sourceRectWidth ; x++) |
936 | { |
937 | __ASSERT_DEBUG(screenMemory < (screenBuffer + Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight), User::Panic(_L("SDL"), KErrCorrupt)); |
938 | __ASSERT_DEBUG(screenMemory >= screenBuffer, User::Panic(_L("SDL"), KErrCorrupt)); |
939 | __ASSERT_DEBUG(bitmapLine < ((TUint16*)_this->screen->pixels + (_this->screen->w * _this->screen->h)), User::Panic(_L("SDL"), KErrCorrupt)); |
940 | __ASSERT_DEBUG(bitmapLine >= (TUint16*)_this->screen->pixels, User::Panic(_L("SDL"), KErrCorrupt)); |
941 | |
942 | *screenMemoryLinePos++ = *bitmapPos; |
943 | bitmapPos+=skipValue; |
944 | } |
945 | bitmapLine += sourceScanlineLength; |
946 | screenMemory += targetScanlineLength; |
947 | } |
948 | } |
949 | } |
950 | break; |
951 | // 256 color paletted mode: 8 bpp --> 12 bpp |
952 | // |
953 | default: |
954 | { |
955 | if(Private->EPOC_BytesPerPixel <= 2) |
956 | { |
957 | TUint8* bitmapLine = (TUint8*)_this->screen->pixels + sourceStartOffset; |
958 | TUint16* screenMemory = screenBuffer + targetStartOffset; |
959 | for(TInt y = 0 ; y < sourceRectHeight ; y++) |
960 | { |
961 | TUint8* bitmapPos = bitmapLine; /* 1 byte per pixel */ |
962 | TUint16* screenMemoryLinePos = screenMemory; /* 2 bytes per pixel */ |
963 | /* Convert each pixel from 256 palette to 4k color values */ |
964 | for(TInt x = 0 ; x < sourceRectWidth ; x++) |
965 | { |
966 | __ASSERT_DEBUG(screenMemoryLinePos < (screenBuffer + (Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight)), User::Panic(_L("SDL"), KErrCorrupt)); |
967 | __ASSERT_DEBUG(screenMemoryLinePos >= screenBuffer, User::Panic(_L("SDL"), KErrCorrupt)); |
968 | __ASSERT_DEBUG(bitmapPos < ((TUint8*)_this->screen->pixels + (_this->screen->w * _this->screen->h)), User::Panic(_L("SDL"), KErrCorrupt)); |
969 | __ASSERT_DEBUG(bitmapPos >= (TUint8*)_this->screen->pixels, User::Panic(_L("SDL"), KErrCorrupt)); |
970 | *screenMemoryLinePos++ = EPOC_HWPalette_256_to_Screen[*bitmapPos++]; |
971 | // bitmapPos+=skipValue; //TODO: optimize: separate loops for 1, 2 and n skip |
972 | } |
973 | bitmapLine += sourceScanlineLength; |
974 | screenMemory += targetScanlineLength; |
975 | } |
976 | } |
977 | else |
978 | { |
979 | TUint8* bitmapLine = (TUint8*)_this->screen->pixels + sourceStartOffset; |
980 | TUint32* screenMemory = reinterpret_cast<TUint32*>(screenBuffer + targetStartOffset); |
981 | for(TInt y = 0 ; y < sourceRectHeight ; y++) |
982 | { |
983 | TUint8* bitmapPos = bitmapLine; /* 1 byte per pixel */ |
984 | TUint32* screenMemoryLinePos = screenMemory; /* 2 bytes per pixel */ |
985 | /* Convert each pixel from 256 palette to 4k color values */ |
986 | for(TInt x = 0 ; x < sourceRectWidth ; x++) |
987 | { |
988 | __ASSERT_DEBUG(screenMemoryLinePos < (reinterpret_cast<TUint32*>(screenBuffer) + (Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight)), User::Panic(_L("SDL"), KErrCorrupt)); |
989 | __ASSERT_DEBUG(screenMemoryLinePos >= reinterpret_cast<TUint32*>(screenBuffer), User::Panic(_L("SDL"), KErrCorrupt)); |
990 | __ASSERT_DEBUG(bitmapPos < ((TUint8*)_this->screen->pixels + (_this->screen->w * _this->screen->h)), User::Panic(_L("SDL"), KErrCorrupt)); |
991 | __ASSERT_DEBUG(bitmapPos >= (TUint8*)_this->screen->pixels, User::Panic(_L("SDL"), KErrCorrupt)); |
992 | *screenMemoryLinePos++ = EPOC_HWPalette_256_to_Screen[*bitmapPos++]; |
993 | // bitmapPos+=skipValue; //TODO: optimize: separate loops for 1, 2 and n skip |
994 | } |
995 | bitmapLine += sourceScanlineLength; |
996 | screenMemory += targetScanlineLength; |
997 | } |
998 | } |
999 | } |
1000 | } // switch |
1001 | } // for |
1002 | } |
1003 | |
1004 | /* |
1005 | void DirectDraw(_THIS, int numrects, SDL_Rect *rects, TUint16* screenBuffer) |
1006 | { |
1007 | TInt i; |
1008 | const TInt sourceNumBytesPerPixel = ((_this->screen->format->BitsPerPixel-1)>>3) + 1; |
1009 | const TPoint fixedOffset = Private->EPOC_ScreenOffset; |
1010 | const TInt screenW = _this->screen->w; |
1011 | const TInt screenH = _this->screen->h; |
1012 | const TInt sourceScanlineLength = screenW; |
1013 | const TInt targetScanlineLength = Private->EPOC_ScreenSize.iWidth; |
1014 | |
1015 | /* Render the rectangles in the list */ |
1016 | |
1017 | /* for ( i=0; i < numrects; ++i ) { |
1018 | const SDL_Rect& currentRect = rects[i]; |
1019 | SDL_Rect rect2; |
1020 | rect2.x = currentRect.x; |
1021 | rect2.y = currentRect.y; |
1022 | rect2.w = currentRect.w; |
1023 | rect2.h = currentRect.h; |
1024 | |
1025 | if (rect2.w <= 0 || rect2.h <= 0) /* sanity check */ |
1026 | /* continue; |
1027 | |
1028 | /* All variables are measured in pixels */ |
1029 | |
1030 | /* Check rects validity, i.e. upper and lower bounds */ |
1031 | /* TInt maxX = Min(screenW - 1, rect2.x + rect2.w - 1); |
1032 | TInt maxY = Min(screenH - 1, rect2.y + rect2.h - 1); |
1033 | if (maxX < 0 || maxY < 0) /* sanity check */ |
1034 | /* continue; |
1035 | /* Clip from bottom */ |
1036 | /* maxY = Min(maxY, Private->EPOC_ScreenSize.iHeight-1); |
1037 | /* TODO: Clip from the right side */ |
1038 | |
1039 | /* TInt sourceRectWidth = maxX - rect2.x + 1; |
1040 | const TInt sourceRectWidthInBytes = sourceRectWidth * sourceNumBytesPerPixel; |
1041 | const TInt sourceRectHeight = maxY - rect2.y + 1; |
1042 | const TInt sourceStartOffset = rect2.x + rect2.y * sourceScanlineLength; |
1043 | const TUint skipValue = Private->EPOC_ScreenXScaleValue; //1; // no skip |
1044 | |
1045 | const TInt targetStartOffset = // = (fixedOffset.iX + (rect2.x / skipValue) + (fixedOffset.iY + rect2.y) * targetScanlineLength ) ; |
1046 | (skipValue > 1 ? |
1047 | (fixedOffset.iX + (rect2.x / skipValue) + (fixedOffset.iY + rect2.y) * targetScanlineLength ) : |
1048 | (fixedOffset.iX + rect2.x + (fixedOffset.iY + rect2.y) * targetScanlineLength )); |
1049 | |
1050 | __ASSERT_DEBUG(skipValue >= 1, User::Panic(KLibName, KErrArgument)); |
1051 | |
1052 | // Nokia7650 native mode: 12 bpp --> 12 bpp |
1053 | // |
1054 | switch (_this->screen->format->BitsPerPixel) |
1055 | { |
1056 | case 12: |
1057 | { |
1058 | TUint16* bitmapLine = (TUint16*)_this->screen->pixels + sourceStartOffset; |
1059 | TUint16* screenMemory = screenBuffer + targetStartOffset; |
1060 | if (skipValue == 1) |
1061 | { |
1062 | for(TInt y = 0 ; y < sourceRectHeight ; y++) |
1063 | { |
1064 | Mem::Copy(screenMemory, bitmapLine, sourceRectWidthInBytes); |
1065 | } |
1066 | bitmapLine += sourceScanlineLength; |
1067 | screenMemory += targetScanlineLength; |
1068 | } |
1069 | else |
1070 | { |
1071 | for(TInt y = 0 ; y < sourceRectHeight ; y++) |
1072 | { |
1073 | //TODO: optimize: separate loops for 1, 2 and n skip. Mem::Copy() can be used in unscaled case. |
1074 | TUint16* bitmapPos = bitmapLine; /* 2 bytes per pixel */ |
1075 | /* TUint16* screenMemoryLinePos = screenMemory; /* 2 bytes per pixel */ |
1076 | /* for(TInt x = 0 ; x < sourceRectWidth ; x++) |
1077 | { |
1078 | __ASSERT_DEBUG(screenMemory < (screenBuffer + Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight), User::Panic(KLibName, KErrCorrupt)); |
1079 | __ASSERT_DEBUG(screenMemory >= screenBuffer, User::Panic(KLibName, KErrCorrupt)); |
1080 | __ASSERT_DEBUG(bitmapLine < ((TUint16*)_this->screen->pixels + (_this->screen->w * _this->screen->h)), User::Panic(KLibName, KErrCorrupt)); |
1081 | __ASSERT_DEBUG(bitmapLine >= (TUint16*)_this->screen->pixels, User::Panic(KLibName, KErrCorrupt)); |
1082 | |
1083 | *screenMemoryLinePos++ = *bitmapPos; |
1084 | bitmapPos+=skipValue; |
1085 | } |
1086 | bitmapLine += sourceScanlineLength; |
1087 | screenMemory += targetScanlineLength; |
1088 | } |
1089 | } |
1090 | } |
1091 | break; |
1092 | // 256 color paletted mode: 8 bpp --> 12 bpp |
1093 | // |
1094 | default: |
1095 | { |
1096 | TUint8* bitmapLine = (TUint8*)_this->screen->pixels + sourceStartOffset; |
1097 | TUint16* screenMemory = screenBuffer + targetStartOffset; |
1098 | if (skipValue > 1) |
1099 | sourceRectWidth /= skipValue; |
1100 | #if defined __MARM_ARMI__ |
1101 | __asm volatile(" |
1102 | mov %4, %4, lsl #1 @ targetScanLineLength is in pixels, we need it in bytes |
1103 | 1: |
1104 | mov r6, %0 @ bitmapLine |
1105 | mov r7, %2 @ screenMemory |
1106 | mov r8, %6 @ sourceRectWidth |
1107 | 2: |
1108 | ldrb r4, [%0], %7 @ r4 = *bitmapPos; bitmapPos += skipValue |
1109 | ldr r5, [%1, r4, lsl #2] @ only 16 lower bits actually used |
1110 | subs r8, r8, #1 @ x-- |
1111 | strh r5, [%2], #2 @ *screenMemoryLinePos++ = r4 |
1112 | bne 2b |
1113 | |
1114 | add %0, r6, %3 @ bitmapLine += sourceScanlineLength |
1115 | add %2, r7, %4 @ screenMemory += targetScanlineLength |
1116 | subs %5, %5, #1 @ sourceRectHeight-- |
1117 | bne 1b |
1118 | " |
1119 | : // no output |
1120 | // %0 %1 %2 %3 %4 %5 %6 %7 |
1121 | : "r" (bitmapLine), "r" (&EPOC_HWPalette_256_to_Screen[0]), "r" (screenMemory), "r" (sourceScanlineLength), "r" (targetScanlineLength), "r" (sourceRectHeight), "r" (sourceRectWidth), "r" (skipValue) |
1122 | : "r4", "r5", "r6", "r7", "r8" |
1123 | ); |
1124 | #else |
1125 | for(TInt y = 0 ; y < sourceRectHeight ; y++) |
1126 | { |
1127 | TUint8* bitmapPos = bitmapLine; /* 1 byte per pixel */ |
1128 | /* TUint16* screenMemoryLinePos = screenMemory; /* 2 bytes per pixel */ |
1129 | /* Convert each pixel from 256 palette to 4k color values */ |
1130 | /* for (TInt x = 0 ; x < sourceRectWidth ; x++) |
1131 | { |
1132 | //__ASSERT_DEBUG(screenMemoryLinePos < (screenBuffer + (Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight)), User::Panic(KLibName, KErrCorrupt)); |
1133 | //__ASSERT_DEBUG(screenMemoryLinePos >= screenBuffer, User::Panic(KLibName, KErrCorrupt)); |
1134 | //__ASSERT_DEBUG(bitmapPos < ((TUint8*)_this->screen->pixels + (_this->screen->w * _this->screen->h)), User::Panic(KLibName, KErrCorrupt)); |
1135 | //__ASSERT_DEBUG(bitmapPos >= (TUint8*)_this->screen->pixels, User::Panic(KLibName, KErrCorrupt)); |
1136 | |
1137 | *screenMemoryLinePos++ = EPOC_HWPalette_256_to_Screen[*bitmapPos]; |
1138 | bitmapPos += skipValue; |
1139 | } |
1140 | bitmapLine += sourceScanlineLength; |
1141 | screenMemory += targetScanlineLength; |
1142 | } |
1143 | //#endif |
1144 | } |
1145 | } // switch |
1146 | } // for |
1147 | } |
1148 | */ |
1149 | |
1150 | void DirectDrawRotated(_THIS, int numrects, SDL_Rect *rects, TUint16* screenBuffer) |
1151 | { |
1152 | TInt i; |
1153 | // TInt sourceNumBytesPerPixel = ((_this->screen->format->BitsPerPixel-1)>>3) + 1; |
1154 | TPoint fixedScreenOffset = Private->EPOC_ScreenOffset; |
1155 | TInt bufferW = _this->screen->w; |
1156 | TInt bufferH = _this->screen->h; |
1157 | TInt ScreenW = Private->EPOC_ScreenSize.iWidth; |
1158 | // TInt ScreenH = Private->EPOC_ScreenSize.iWidth; |
1159 | TInt sourceW = bufferW; |
1160 | TInt sourceH = bufferH; |
1161 | TInt targetW = ScreenW - fixedScreenOffset.iX * 2; |
1162 | // TInt targetH = ScreenH - fixedScreenOffset.iY * 2; |
1163 | TInt sourceScanlineLength = bufferW; |
1164 | TInt targetScanlineLength = Private->EPOC_ScreenSize.iWidth; |
1165 | |
1166 | /* Render the rectangles in the list */ |
1167 | |
1168 | for ( i=0; i < numrects; ++i ) { |
1169 | SDL_Rect rect2; |
1170 | const SDL_Rect& currentRect = rects[i]; |
1171 | rect2.x = currentRect.x; |
1172 | rect2.y = currentRect.y; |
1173 | rect2.w = currentRect.w; |
1174 | rect2.h = currentRect.h; |
1175 | |
1176 | if (rect2.w <= 0 || rect2.h <= 0) /* sanity check */ |
1177 | continue; |
1178 | |
1179 | /* All variables are measured in pixels */ |
1180 | |
1181 | /* Check rects validity, i.e. upper and lower bounds */ |
1182 | TInt maxX = Min(sourceW - 1, rect2.x + rect2.w - 1); |
1183 | TInt maxY = Min(sourceH - 1, rect2.y + rect2.h - 1); |
1184 | if (maxX < 0 || maxY < 0) /* sanity check */ |
1185 | continue; |
1186 | /* Clip from bottom */ |
1187 | //maxX = Min(maxX, Private->EPOC_ScreenSize.iHeight-1); |
1188 | /* TODO: Clip from the right side */ |
1189 | |
1190 | TInt sourceRectWidth = maxX - rect2.x + 1; |
1191 | // TInt sourceRectWidthInBytes = sourceRectWidth * sourceNumBytesPerPixel; |
1192 | TInt sourceRectHeight = maxY - rect2.y + 1; |
1193 | TInt sourceStartOffset = rect2.x + rect2.y * sourceScanlineLength; |
1194 | TInt targetStartOffset = fixedScreenOffset.iX + (targetW-1 - rect2.y) + (fixedScreenOffset.iY +rect2.x) * targetScanlineLength; |
1195 | |
1196 | // Nokia7650 native mode: 12 bpp --> 12 bpp |
1197 | if (_this->screen->format->BitsPerPixel == 12) { |
1198 | |
1199 | /* !!TODO: not yet implemented |
1200 | |
1201 | TUint16* bitmapLine = (TUint16*)_this->screen->pixels + sourceStartOffset; |
1202 | TUint16* screenMemory = screenBuffer + targetStartOffset; |
1203 | for(TInt y = 0 ; y < sourceRectHeight ; y++) { |
1204 | //TODO: optimize: separate loops for 1, 2 and n skip |
1205 | //Mem::Copy(screenMemory, bitmapLine, sourceRectWidthInBytes); |
1206 | TUint16* bitmapPos = bitmapLine; // 2 bytes per pixel |
1207 | TUint16* screenMemoryLinePos = screenMemory; // 2 bytes per pixel |
1208 | for(TInt x = 0 ; x < sourceRectWidth ; x++) { |
1209 | |
1210 | __ASSERT_DEBUG(screenMemory < (screenBuffer + Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight), User::Panic(KLibName, KErrCorrupt)); |
1211 | __ASSERT_DEBUG(screenMemory >= screenBuffer, User::Panic(KLibName, KErrCorrupt)); |
1212 | __ASSERT_DEBUG(bitmapLine < ((TUint16*)_this->screen->pixels + (_this->screen->w * _this->screen->h)), User::Panic(KLibName, KErrCorrupt)); |
1213 | __ASSERT_DEBUG(bitmapLine >= (TUint16*)_this->screen->pixels, User::Panic(KLibName, KErrCorrupt)); |
1214 | |
1215 | *screenMemoryLinePos = *bitmapPos; |
1216 | bitmapPos++; |
1217 | screenMemoryLinePos += targetScanlineLength; |
1218 | } |
1219 | bitmapLine += sourceScanlineLength; |
1220 | screenMemory--; |
1221 | } |
1222 | |
1223 | */ |
1224 | } |
1225 | // 256 color paletted mode: 8 bpp --> 12 bpp |
1226 | else { |
1227 | TUint8* bitmapLine = (TUint8*)_this->screen->pixels + sourceStartOffset; |
1228 | TUint16* screenMemory = screenBuffer + targetStartOffset; |
1229 | TInt screenXScaleValue = Private->EPOC_ScreenXScaleValue; |
1230 | TInt debug_ycount=0; |
1231 | for(TInt y = 0 ; y < sourceRectHeight ; y++) { |
1232 | if(--screenXScaleValue) { |
1233 | TUint8* bitmapPos = bitmapLine; /* 1 byte per pixel */ |
1234 | TUint16* screenMemoryLinePos = screenMemory; /* 2 bytes per pixel */ |
1235 | TInt screenYScaleValue = Private->EPOC_ScreenYScaleValue; |
1236 | TInt debug_xcount=0; |
1237 | /* Convert each pixel from 256 palette to 4k color values */ |
1238 | for(TInt x = 0 ; x < sourceRectWidth ; x++) { |
1239 | if(--screenYScaleValue) { |
1240 | |
1241 | __ASSERT_DEBUG(screenMemoryLinePos < (screenBuffer + (Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight)), User::Panic(KLibName, KErrCorrupt)); |
1242 | __ASSERT_DEBUG(screenMemoryLinePos >= screenBuffer, User::Panic(KLibName, KErrCorrupt)); |
1243 | __ASSERT_DEBUG(bitmapPos < ((TUint8*)_this->screen->pixels + (_this->screen->w * _this->screen->h)), User::Panic(KLibName, KErrCorrupt)); |
1244 | __ASSERT_DEBUG(bitmapPos >= (TUint8*)_this->screen->pixels, User::Panic(KLibName, KErrCorrupt)); |
1245 | |
1246 | *screenMemoryLinePos = TUint16(EPOC_HWPalette_256_to_Screen[*bitmapPos]); |
1247 | screenMemoryLinePos += targetScanlineLength; debug_xcount++; |
1248 | } |
1249 | else |
1250 | screenYScaleValue = Private->EPOC_ScreenYScaleValue; |
1251 | bitmapPos++; |
1252 | } |
1253 | screenMemory--; debug_ycount++; |
1254 | } // endif |
1255 | else |
1256 | screenXScaleValue = Private->EPOC_ScreenXScaleValue; |
1257 | bitmapLine += sourceScanlineLength; |
1258 | } |
1259 | } |
1260 | } |
1261 | } |
1262 | |
1263 | |
1264 | /* Note: If we are terminated, this could be called in the middle of |
1265 | another SDL video routine -- notably UpdateRects. |
1266 | */ |
1267 | void EPOC_VideoQuit(_THIS) |
1268 | { |
1269 | int i; |
1270 | |
1271 | /* Free video mode lists */ |
1272 | for ( i=0; i<SDL_NUMMODES; ++i ) { |
1273 | if ( Private->SDL_modelist[i] != NULL ) { |
1274 | free(Private->SDL_modelist[i]); |
1275 | Private->SDL_modelist[i] = NULL; |
1276 | } |
1277 | } |
1278 | |
1279 | if ( _this->screen && (_this->screen->flags & SDL_HWSURFACE) ) { |
1280 | /* Direct screen access, no memory buffer */ |
1281 | _this->screen->pixels = NULL; |
1282 | } |
1283 | |
1284 | if (_this->screen && _this->screen->pixels) { |
1285 | free(_this->screen->pixels); |
1286 | _this->screen->pixels = NULL; |
1287 | } |
1288 | |
1289 | /* Free Epoc resources */ |
1290 | |
1291 | /* Disable events for me */ |
1292 | if (Private->EPOC_WsEventStatus != KRequestPending) |
1293 | Private->EPOC_WsSession.EventReadyCancel(); |
1294 | if (Private->EPOC_RedrawEventStatus != KRequestPending) |
1295 | Private->EPOC_WsSession.RedrawReadyCancel(); |
1296 | |
1297 | #if defined(__WINS__) || defined(TEST_BM_DRAW) |
1298 | delete Private->EPOC_Bitmap; |
1299 | Private->EPOC_Bitmap = NULL; |
1300 | #else |
1301 | #endif |
1302 | |
1303 | #ifndef SYMBIAN_CRYSTAL |
1304 | free(Private->EPOC_DrawDevice); |
1305 | #endif |
1306 | |
1307 | if (Private->EPOC_WsWindow.WsHandle()) |
1308 | Private->EPOC_WsWindow.Close(); |
1309 | |
1310 | if (Private->EPOC_WsWindowGroup.WsHandle()) |
1311 | Private->EPOC_WsWindowGroup.Close(); |
1312 | |
1313 | delete Private->EPOC_WindowGc; |
1314 | Private->EPOC_WindowGc = NULL; |
1315 | |
1316 | delete Private->EPOC_WsScreen; |
1317 | Private->EPOC_WsScreen = NULL; |
1318 | |
1319 | if (Private->EPOC_WsSession.WsHandle()) |
1320 | Private->EPOC_WsSession.Close(); |
1321 | } |
1322 | |
1323 | |
1324 | WMcursor *EPOC_CreateWMCursor(_THIS, Uint8* /*data*/, Uint8* /*mask*/, int /*w*/, int /*h*/, int /*hot_x*/, int /*hot_y*/) |
1325 | { |
1326 | return (WMcursor *) 9210; // it's ok to return something unuseful but true |
1327 | } |
1328 | |
1329 | void EPOC_FreeWMCursor(_THIS, WMcursor* /*cursor*/) |
1330 | { |
1331 | /* Disable virtual cursor */ |
1332 | HAL::Set(HAL::EMouseState, HAL::EMouseState_Invisible); |
1333 | Private->EPOC_WsSession.SetPointerCursorMode(EPointerCursorNone); |
1334 | } |
1335 | |
1336 | int EPOC_ShowWMCursor(_THIS, WMcursor *cursor) |
1337 | { |
1338 | |
1339 | if (cursor == (WMcursor *)9210) { |
1340 | /* Enable virtual cursor */ |
1341 | Private->EPOC_WsSession.SetPointerCursorMode(EPointerCursorNormal); |
1342 | if (isCursorVisible) |
1343 | HAL::Set(HAL::EMouseState, HAL::EMouseState_Visible); |
1344 | else |
1345 | Private->EPOC_WsSession.SetPointerCursorMode(EPointerCursorNone); |
1346 | } |
1347 | else { |
1348 | /* Disable virtual cursor */ |
1349 | HAL::Set(HAL::EMouseState, HAL::EMouseState_Invisible); |
1350 | Private->EPOC_WsSession.SetPointerCursorMode(EPointerCursorNone); |
1351 | } |
1352 | |
1353 | return(1); |
1354 | } |
1355 | |
1356 | }; // extern "C" |