diff options
Diffstat (limited to 'distrib/sdl-1.2.15/src/video/symbian/EKA1/SDL_epocvideo.cpp')
| -rw-r--r-- | distrib/sdl-1.2.15/src/video/symbian/EKA1/SDL_epocvideo.cpp | 1356 |
1 files changed, 1356 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.15/src/video/symbian/EKA1/SDL_epocvideo.cpp b/distrib/sdl-1.2.15/src/video/symbian/EKA1/SDL_epocvideo.cpp new file mode 100644 index 0000000..06874d5 --- /dev/null +++ b/distrib/sdl-1.2.15/src/video/symbian/EKA1/SDL_epocvideo.cpp @@ -0,0 +1,1356 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997-2012 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this library; if not, write to the Free + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + + Sam Lantinga + slouken@devolution.com +*/ + +/* + SDL_epocvideo.cpp + Epoc based SDL video driver implementation + + Thanks to Peter van Sebille, the author of EMame. It is a great example of + low level graphics coding in Epoc. + + Epoc version by Hannu Viitala (hannu.j.viitala@mbnet.fi) + Assembler routines by Kimmo Kinnunen +*/ + + + +#include <stdlib.h> +#include <stdio.h> +#include <string.h> + +extern "C" { +#include "SDL_error.h" +#include "SDL_timer.h" +#include "SDL_video.h" +#undef NULL +#include "SDL_pixels_c.h" +#include "SDL.h" +}; + +#include "SDL_epocvideo.h" +#include "SDL_epocevents_c.h" + +#include "sdl_epocruntime.h" + +#include <hal.h> +#include <coedef.h> +#include <flogger.h> + +#ifdef SYMBIAN_QUARTZ +SDL_VideoDevice* _thisDevice; +#endif + +_LIT(KLibName, "SDL"); + +/* For debugging */ + +//if old SOS, from 7.x this is public! +class CLockable : public CFbsBitmap + { + public: + static CLockable* Lockable(CFbsBitmap* aBmp) {return static_cast<CLockable*>(aBmp);} + void Lock() {LockHeap();} + void Unlock() {UnlockHeap();} + }; +#define LockHeap(x) CLockable::Lockable(x)->Lock() +#define UnlockHeap(x) CLockable::Lockable(x)->Unlock() + +void RDebug_Print_b(char* error_str, void* param) + { + TBuf8<128> error8((TUint8*)error_str); + TBuf<128> error; + error.Copy(error8); + +#ifndef TRACE_TO_FILE + if (param) //!! Do not work if the parameter is really 0!! + RDebug::Print(error, param); + else + RDebug::Print(error); +#else + if (param) //!! Do not work if the parameter is really 0!! + RFileLogger::WriteFormat(KLibName, _L("SDL.txt"), EFileLoggingModeAppend, error, param); + else + RFileLogger::Write(KLibName, _L("SDL.txt"), EFileLoggingModeAppend, error); +#endif + + } + +extern "C" void RDebug_Print(char* error_str, void* param) + { + RDebug_Print_b(error_str, param); + } + + +int Debug_AvailMem2() + { + //User::CompressAllHeaps(); + TMemoryInfoV1Buf membuf; + User::LeaveIfError(UserHal::MemoryInfo(membuf)); + TMemoryInfoV1 minfo = membuf(); + return(minfo.iFreeRamInBytes); + } + +extern "C" int Debug_AvailMem() + { + return(Debug_AvailMem2()); + } + + +extern "C" { + +/* Initialization/Query functions */ + +static int EPOC_VideoInit(_THIS, SDL_PixelFormat *vformat); +static SDL_Rect **EPOC_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); +static SDL_Surface *EPOC_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); +static int EPOC_SetColors(_THIS, int firstcolor, int ncolors, + SDL_Color *colors); +static void EPOC_VideoQuit(_THIS); + +/* Hardware surface functions */ + +static int EPOC_AllocHWSurface(_THIS, SDL_Surface *surface); +static int EPOC_LockHWSurface(_THIS, SDL_Surface *surface); +static int EPOC_FlipHWSurface(_THIS, SDL_Surface *surface); +static void EPOC_UnlockHWSurface(_THIS, SDL_Surface *surface); +static void EPOC_FreeHWSurface(_THIS, SDL_Surface *surface); +static void EPOC_DirectUpdate(_THIS, int numrects, SDL_Rect *rects); + +static int EPOC_Available(void); +static SDL_VideoDevice *EPOC_CreateDevice(int devindex); + +void DrawBackground(_THIS); +void DirectDraw(_THIS, int numrects, SDL_Rect *rects, TUint16* screenBuffer); +void DirectDrawRotated(_THIS, int numrects, SDL_Rect *rects, TUint16* screenBuffer); + +/* Mouse functions */ + +static WMcursor *EPOC_CreateWMCursor(_THIS, Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y); +static void EPOC_FreeWMCursor(_THIS, WMcursor *cursor); +static int EPOC_ShowWMCursor(_THIS, WMcursor *cursor); + + + +/* !!For 12 bit screen HW. Table for fast conversion from 8 bit to 12 bit */ +// TUint16 is enough, but using TUint32 so we can use better instruction selection on ARMI +static TUint32 EPOC_HWPalette_256_to_Screen[256]; + +VideoBootStrap EPOC_bootstrap = { + "epoc", "EPOC system", + EPOC_Available, EPOC_CreateDevice +}; + +const TUint32 WindowClientHandle = 9210; //!! const + +/* Epoc video driver bootstrap functions */ + +static int EPOC_Available(void) +{ + return 1; /* Always available */ +} + +static void EPOC_DeleteDevice(SDL_VideoDevice *device) +{ + free(device->hidden); + free(device); +} + +static SDL_VideoDevice *EPOC_CreateDevice(int /*devindex*/) +{ + SDL_VideoDevice *device; + + SDL_TRACE("SDL:EPOC_CreateDevice"); + + /* Allocate all variables that we free on delete */ + device = (SDL_VideoDevice *)malloc(sizeof(SDL_VideoDevice)); + if ( device ) { + memset(device, 0, (sizeof *device)); + device->hidden = (struct SDL_PrivateVideoData *) + malloc((sizeof *device->hidden)); + } + if ( (device == NULL) || (device->hidden == NULL) ) { + SDL_OutOfMemory(); + if ( device ) { + free(device); + } + return(0); + } + memset(device->hidden, 0, (sizeof *device->hidden)); + + /* Set the function pointers */ + device->VideoInit = EPOC_VideoInit; + device->ListModes = EPOC_ListModes; + device->SetVideoMode = EPOC_SetVideoMode; + device->SetColors = EPOC_SetColors; + device->UpdateRects = NULL; + device->VideoQuit = EPOC_VideoQuit; + device->AllocHWSurface = EPOC_AllocHWSurface; + device->CheckHWBlit = NULL; + device->FillHWRect = NULL; + device->SetHWColorKey = NULL; + device->SetHWAlpha = NULL; + device->LockHWSurface = EPOC_LockHWSurface; + device->UnlockHWSurface = EPOC_UnlockHWSurface; + device->FlipHWSurface = EPOC_FlipHWSurface; + device->FreeHWSurface = EPOC_FreeHWSurface; + device->SetIcon = NULL; + device->SetCaption = NULL; + device->GetWMInfo = NULL; + device->FreeWMCursor = EPOC_FreeWMCursor; + device->CreateWMCursor = EPOC_CreateWMCursor; + device->ShowWMCursor = EPOC_ShowWMCursor; + device->WarpWMCursor = NULL; + device->InitOSKeymap = EPOC_InitOSKeymap; + device->PumpEvents = EPOC_PumpEvents; + device->free = EPOC_DeleteDevice; + + return device; +} + + +int GetBpp(TDisplayMode displaymode) +{ + /*TInt numColors = TDisplayModeUtils::NumDisplayModeColors(displaymode); + TInt bitsPerPixel = 1; + for (TInt32 i = 2; i < numColors; i <<= 1, bitsPerPixel++); + return bitsPerPixel;*/ + return TDisplayModeUtils::NumDisplayModeBitsPerPixel(displaymode); +} + + +void DisableKeyBlocking(_THIS) + { + // Disable key blocking + TRawEvent event; + event.Set((TRawEvent::TType)/*EDisableKeyBlock*/51); // !!EDisableKeyBlock not found in epoc32\include! + Private->EPOC_WsSession.SimulateRawEvent(event); + } + +void ConstructWindowL(_THIS) +{ + TInt error; + + SDL_TRACE("SDL:ConstructWindowL"); + error = Private->EPOC_WsSession.Connect(); + User::LeaveIfError(error); + Private->EPOC_WsScreen=new(ELeave) CWsScreenDevice(Private->EPOC_WsSession); + User::LeaveIfError(Private->EPOC_WsScreen->Construct()); + User::LeaveIfError(Private->EPOC_WsScreen->CreateContext(Private->EPOC_WindowGc)); + + Private->EPOC_WsWindowGroup=RWindowGroup(Private->EPOC_WsSession); + User::LeaveIfError(Private->EPOC_WsWindowGroup.Construct(WindowClientHandle)); + Private->EPOC_WsWindowGroup.SetOrdinalPosition(0); + + // Set window group name (the same as process name)) !!Gives always "EPOC" in WINS + RProcess thisProcess; + TParse exeName; + exeName.Set(thisProcess.FileName(), NULL, NULL); + TBuf<32> winGroupName; + winGroupName.Append(0); + winGroupName.Append(0); + winGroupName.Append(0);// uid + winGroupName.Append(0); + winGroupName.Append(exeName.Name()); // caption + winGroupName.Append(0); + winGroupName.Append(0); //doc name + Private->EPOC_WsWindowGroup.SetName(winGroupName); + + Private->EPOC_WsWindow=RWindow(Private->EPOC_WsSession); + // Markus, it was: + // User::LeaveIfError(Private->EPOC_WsWindow.Construct(Private->EPOC_WsWindowGroup,WindowClientHandle )); + // but SOS 7.0s debug does not accept same window handle twice + User::LeaveIfError(Private->EPOC_WsWindow.Construct(Private->EPOC_WsWindowGroup,WindowClientHandle - 1)); + Private->EPOC_WsWindow.SetBackgroundColor(KRgbWhite); + Private->EPOC_WsWindow.Activate(); + Private->EPOC_WsWindow.SetSize(Private->EPOC_WsScreen->SizeInPixels()); + Private->EPOC_WsWindow.SetVisible(ETrue); + + Private->EPOC_WsWindowGroupID = Private->EPOC_WsWindowGroup.Identifier(); + Private->EPOC_IsWindowFocused = EFalse; + + DisableKeyBlocking(_this); //disable key blocking +} + +int EPOC_VideoInit(_THIS, SDL_PixelFormat *vformat) +{ + // !!TODO:handle leave functions! + + int i; + + SDL_TRACE("SDL:EPOC_VideoInit"); + + /* Initialize all variables that we clean on shutdown */ + + for ( i=0; i<SDL_NUMMODES; ++i ) { + Private->SDL_modelist[i] = (SDL_Rect *)malloc(sizeof(SDL_Rect)); + Private->SDL_modelist[i]->x = Private->SDL_modelist[i]->y = 0; + } + + /* Modes sorted largest to smallest */ + Private->SDL_modelist[0]->w = 800; Private->SDL_modelist[0]->h = 250; + Private->SDL_modelist[1]->w = 640; Private->SDL_modelist[1]->h = 480; + Private->SDL_modelist[2]->w = 480; Private->SDL_modelist[2]->h = 600; + Private->SDL_modelist[3]->w = 640; Private->SDL_modelist[3]->h = 400; + Private->SDL_modelist[4]->w = 352; Private->SDL_modelist[4]->h = 416; + Private->SDL_modelist[5]->w = 416; Private->SDL_modelist[5]->h = 352; + Private->SDL_modelist[6]->w = 416; Private->SDL_modelist[6]->h = 312; + Private->SDL_modelist[7]->w = 352; Private->SDL_modelist[7]->h = 264; + Private->SDL_modelist[8]->w = 800; Private->SDL_modelist[8]->h = 240; //for doom all these.. + Private->SDL_modelist[9]->w = 640; Private->SDL_modelist[9]->h = 240; + Private->SDL_modelist[10]->w = 480; Private->SDL_modelist[10]->h = 240; + Private->SDL_modelist[11]->w = 640; Private->SDL_modelist[11]->h = 240; + Private->SDL_modelist[12]->w = 352; Private->SDL_modelist[12]->h = 240; + Private->SDL_modelist[13]->w = 416; Private->SDL_modelist[13]->h = 240; + Private->SDL_modelist[14]->w = 416; Private->SDL_modelist[14]->h = 240; + Private->SDL_modelist[15]->w = 352; Private->SDL_modelist[15]->h = 240; + Private->SDL_modelist[16]->w = 640; Private->SDL_modelist[16]->h = 200; + Private->SDL_modelist[17]->w = 320; Private->SDL_modelist[17]->h = 240; //...for doom, currently engine renders no-higher windows :-(, propably should get fixed + Private->SDL_modelist[18]->w = 320; Private->SDL_modelist[18]->h = 200; + Private->SDL_modelist[19]->w = 256; Private->SDL_modelist[19]->h = 192; + Private->SDL_modelist[20]->w = 176; Private->SDL_modelist[20]->h = 208; + Private->SDL_modelist[21]->w = 208; Private->SDL_modelist[21]->h = 176; // Rotated + Private->SDL_modelist[22]->w = 160; Private->SDL_modelist[22]->h = 144; + + Private->SDL_modelist[23]->w = 640; Private->SDL_modelist[2]->h = 200; //s80 some new modes + Private->SDL_modelist[24]->w = 640; Private->SDL_modelist[2]->h = 320; //s90 modes are added + Private->SDL_modelist[25]->w = 640; Private->SDL_modelist[2]->h = 240; //here + Private->SDL_modelist[26]->w = 640; Private->SDL_modelist[4]->h = 200; //now + + Private->SDL_modelist[27] = NULL; + + /* Construct Epoc window */ + + ConstructWindowL(_this); + + /* Initialise Epoc frame buffer */ + + TDisplayMode displayMode = Private->EPOC_WsScreen->DisplayMode(); + +#if !defined(__WINS__) && !defined(TEST_BM_DRAW) + + TScreenInfoV01 screenInfo; + TPckg<TScreenInfoV01> sInfo(screenInfo); + UserSvr::ScreenInfo(sInfo); + + Private->EPOC_ScreenSize = screenInfo.iScreenSize; + Private->EPOC_DisplayMode = displayMode; + Private->EPOC_HasFrameBuffer = screenInfo.iScreenAddressValid; + Private->EPOC_FrameBuffer = Private->EPOC_HasFrameBuffer ? (TUint8*) screenInfo.iScreenAddress : NULL; + Private->EPOC_BytesPerPixel = ((GetBpp(displayMode)-1) / 8) + 1; + + Private->EPOC_BytesPerScanLine = screenInfo.iScreenSize.iWidth * Private->EPOC_BytesPerPixel; + Private->EPOC_BytesPerScreen = Private->EPOC_BytesPerScanLine * Private->EPOC_ScreenSize.iHeight; + + SDL_TRACE1("Screen width %d", screenInfo.iScreenSize.iWidth); + SDL_TRACE1("Screen height %d", screenInfo.iScreenSize.iHeight); + SDL_TRACE1("Screen dmode %d", displayMode); + SDL_TRACE1("Screen valid %d", screenInfo.iScreenAddressValid); + + SDL_TRACE1("bpp %d", Private->EPOC_BytesPerPixel); + SDL_TRACE1("bpsl %d", Private->EPOC_BytesPerScanLine); + SDL_TRACE1("bps %d", Private->EPOC_BytesPerScreen); + + + /* It seems that in SA1100 machines for 8bpp displays there is a 512 palette table at the + * beginning of the frame buffer. E.g. Series 7 and Netbook. + * In 12 bpp machines the table has 16 entries. + */ + if (Private->EPOC_HasFrameBuffer && GetBpp(displayMode) == 8) + { + Private->EPOC_FrameBuffer += 512; + } + else + { + Private->EPOC_FrameBuffer += 32; + } + /*if (Private->EPOC_HasFrameBuffer && GetBpp(displayMode) == 12) + Private->EPOC_FrameBuffer += 16 * 2; + if (Private->EPOC_HasFrameBuffer && GetBpp(displayMode) == 16) + Private->EPOC_FrameBuffer += 16 * 2; + */ +#else /* defined __WINS__ */ + + /* Create bitmap, device and context for screen drawing */ + Private->EPOC_ScreenSize = Private->EPOC_WsScreen->SizeInPixels(); + + Private->EPOC_Bitmap = new (ELeave) CWsBitmap(Private->EPOC_WsSession); + Private->EPOC_Bitmap->Create(Private->EPOC_ScreenSize, displayMode); + + Private->EPOC_DisplayMode = displayMode; + Private->EPOC_HasFrameBuffer = ETrue; + Private->EPOC_FrameBuffer = NULL; /* Private->EPOC_Bitmap->DataAddress() can change any time */ + Private->EPOC_BytesPerPixel = ((GetBpp(displayMode)-1) / 8) + 1; + Private->EPOC_BytesPerScanLine = Private->EPOC_WsScreen->SizeInPixels().iWidth * Private->EPOC_BytesPerPixel; + +#endif /* __WINS__ */ + +#ifndef SYMBIAN_CRYSTAL + // Get draw device for updating the screen + TScreenInfoV01 screenInfo2; + + Epoc_Runtime::GetScreenInfo(screenInfo2); + + TRAPD(status, Private->EPOC_DrawDevice = CFbsDrawDevice::NewScreenDeviceL(screenInfo2, displayMode)); + User::LeaveIfError(status); +#endif + + /* The "best" video format should be returned to caller. */ + + vformat->BitsPerPixel = /*!!GetBpp(displayMode) */ 8; + vformat->BytesPerPixel = /*!!Private->EPOC_BytesPerPixel*/ 1; + + /* Activate events for me */ + + Private->EPOC_WsEventStatus = KRequestPending; + Private->EPOC_WsSession.EventReady(&Private->EPOC_WsEventStatus); + + SDL_TRACE("SDL:WsEventStatus"); + User::WaitForRequest(Private->EPOC_WsEventStatus); //Markus: I added this and ... + + Private->EPOC_RedrawEventStatus = KRequestPending; + Private->EPOC_WsSession.RedrawReady(&Private->EPOC_RedrawEventStatus); + + SDL_TRACE("SDL:RedrawEventStatus"); + User::WaitForRequest(Private->EPOC_RedrawEventStatus); //...this, if not catches a stray event is risen + //if there are active objects used, or confucing + //actions with User::WaitForAnyRequest + Private->EPOC_WsWindow.PointerFilter(EPointerFilterDrag, 0); + + Private->EPOC_ScreenOffset = TPoint(0, 0); + +#if defined(__WINS__) || defined(TEST_BM_DRAW) + LockHeap(Private->EPOC_Bitmap); // Lock bitmap heap +#endif + + SDL_TRACE("SDL:DrawBackground"); + DrawBackground(_this); // Clear screen + +#if defined(__WINS__) || defined(TEST_BM_DRAW) + UnlockHeap(Private->EPOC_Bitmap); // Unlock bitmap heap +#endif + //!! TODO: error handling + //if (ret != KErrNone) + // return(-1); + //else + return(0); +} + + +SDL_Rect **EPOC_ListModes(_THIS, SDL_PixelFormat *format, Uint32 /*flags*/) +{ + if (format->BitsPerPixel == 12 || format->BitsPerPixel == 8) + return Private->SDL_modelist; + return NULL; +} + +int EPOC_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) +{ + if ((firstcolor+ncolors) > 256) + return -1; +// SDL_TRACE1("colors %d", (TDisplayModeUtils::NumDisplayModeColors(Private->EPOC_DisplayMode))); + if(TDisplayModeUtils::NumDisplayModeColors(Private->EPOC_DisplayMode) == 4096) + { + // Set 12 bit palette + for(int i = firstcolor; i < ncolors; i++) + { + // 4k value: 0000 rrrr gggg bbbb + TUint32 color4K = (colors[i].r & 0x0000f0) << 4; + color4K |= (colors[i].g & 0x0000f0); + color4K |= (colors[i].b & 0x0000f0) >> 4; + EPOC_HWPalette_256_to_Screen[i] = color4K; + } + } + else if(TDisplayModeUtils::NumDisplayModeColors(Private->EPOC_DisplayMode) == 65536) + { + for(int i = firstcolor; i < ncolors; i++) + { + // 64k-colour displays effectively support RGB values + // with 5 bits allocated to red, 6 to green and 5 to blue + // 64k value: rrrr rggg gggb bbbb + TUint32 color64K = (colors[i].r & 0x0000f8) << 8; + color64K |= (colors[i].g & 0x0000fc) << 3; + color64K |= (colors[i].b & 0x0000f8) >> 3; + EPOC_HWPalette_256_to_Screen[i] = color64K; + } + } + else if(TDisplayModeUtils::NumDisplayModeColors(Private->EPOC_DisplayMode) == 16777216) + { + for(int i = firstcolor; i < ncolors; i++) + { + // 16M-colour + //0000 0000 rrrr rrrr gggg gggg bbbb bbbb + TUint32 color16M = colors[i].r << 16; + color16M |= colors[i].g << 8; + color16M |= colors[i].b; + EPOC_HWPalette_256_to_Screen[i] = color16M; + } + } + else + { + return -2; + } + return(0); +} + + +SDL_Surface *EPOC_SetVideoMode(_THIS, SDL_Surface *current, + int width, int height, int bpp, Uint32 /*flags*/) +{ + SDL_TRACE("SDL:EPOC_SetVideoMode"); + /* Check parameters */ +#ifdef SYMBIAN_CRYSTAL + if (! (bpp == 8 || bpp == 12 || bpp == 16) && + ( + (width == 640 && height == 200) || + (width == 640 && height == 400) || + (width == 640 && height == 480) || + (width == 320 && height == 200) || + (width == 320 && height == 240) + )) { + SDL_SetError("Requested video mode is not supported"); + return NULL; + } +#else // SYMBIAN_SERIES60 + if (! (bpp == 8 || bpp == 12 || bpp == 16) && + ( + (width == 320 && height == 200) || + (width == 320 && height == 240) || + (width == 256 && height == 192) || + (width == 176 && height == 208) || + (width == 208 && height == 176) || // Rotated + (width == 160 && height == 144) + )) { + SDL_SetError("Requested video mode is not supported"); + return NULL; + } +#endif + + if (current && current->pixels) { + free(current->pixels); + current->pixels = NULL; + } + if ( ! SDL_ReallocFormat(current, bpp, 0, 0, 0, 0) ) { + return(NULL); + } + + /* Set up the new mode framebuffer */ + if (bpp == 8) + current->flags = (SDL_FULLSCREEN|SDL_SWSURFACE|SDL_PREALLOC|SDL_HWPALETTE); + else // 12 bpp, 16 bpp + current->flags = (SDL_FULLSCREEN|SDL_SWSURFACE|SDL_PREALLOC); + current->w = width; + current->h = height; + int numBytesPerPixel = ((bpp-1)>>3) + 1; + current->pitch = numBytesPerPixel * width; // Number of bytes in scanline + current->pixels = malloc(width * height * numBytesPerPixel); + memset(current->pixels, 0, width * height * numBytesPerPixel); + + /* Set the blit function */ + _this->UpdateRects = EPOC_DirectUpdate; + + /* + * Logic for getting suitable screen dimensions, offset, scaling and orientation + */ + + int w = current->w; + int h = current->h; + + // Rotate, if the screen does not fit horizontally and it is landscape screen +/* + if ((width>Private->EPOC_ScreenSize.iWidth) && (width>height)) { + Private->EPOC_ScreenOrientation = CFbsBitGc::EGraphicsOrientationRotated270; + w = current->h; + h = current->w; + } +*/ + // Get nearest stepwise scale values for width and height. The smallest supported scaled screen is 1/2. + TInt scaleValue = 0; + Private->EPOC_ScreenXScaleValue = 1; + Private->EPOC_ScreenYScaleValue = 1; + if (w > Private->EPOC_ScreenSize.iWidth) { + // Find the biggest scale value that result the width that fits in the screen HW + for (scaleValue = 2; scaleValue++;) { + TInt scaledWidth = (w * (scaleValue-1))/scaleValue; + if (scaledWidth > Private->EPOC_ScreenSize.iWidth) + break; + } + Private->EPOC_ScreenXScaleValue = Max(2, scaleValue - 1); + w = (w * (Private->EPOC_ScreenXScaleValue-1))/Private->EPOC_ScreenXScaleValue; + } + if (h > Private->EPOC_ScreenSize.iHeight) { + // Find the biggest scale value that result the height that fits in the screen HW + for (scaleValue = 2; scaleValue++;) { + TInt scaledHeight = (h * (scaleValue-1))/scaleValue; + if (scaledHeight > Private->EPOC_ScreenSize.iHeight) + break; + } + Private->EPOC_ScreenYScaleValue = Max(2, scaleValue - 1); + h = (h * (Private->EPOC_ScreenYScaleValue-1))/Private->EPOC_ScreenYScaleValue; + } + + /* Centralize game window on device screen */ + Private->EPOC_ScreenOffset.iX = (Private->EPOC_ScreenSize.iWidth - w) / 2; + if (Private->EPOC_ScreenOffset.iX < 0) + Private->EPOC_ScreenOffset.iX = 0; + Private->EPOC_ScreenOffset.iY = (Private->EPOC_ScreenSize.iHeight - h) / 2; + if (Private->EPOC_ScreenOffset.iY < 0) + Private->EPOC_ScreenOffset.iY = 0; + + + SDL_TRACE1("View width %d", w); + SDL_TRACE1("View height %d", h); + SDL_TRACE1("View bmode %d", bpp); + SDL_TRACE1("View s %d", scaleValue); + SDL_TRACE1("View x %d", Private->EPOC_ScreenOffset.iX); + SDL_TRACE1("View y %d", Private->EPOC_ScreenOffset.iY); + + /* We're done */ + return(current); +} + + +void RedrawWindowL(_THIS) +{ + +#if defined(__WINS__) || defined(TEST_BM_DRAW) + LockHeap(Private->EPOC_Bitmap); // Lock bitmap heap + Private->EPOC_WindowGc->Activate(Private->EPOC_WsWindow); +#endif + + int w = _this->screen->w; + int h = _this->screen->h; + if (Private->EPOC_ScreenOrientation == CFbsBitGc::EGraphicsOrientationRotated270) { + w = _this->screen->h; + h = _this->screen->w; + } + if ((w < Private->EPOC_ScreenSize.iWidth) + || (h < Private->EPOC_ScreenSize.iHeight)) { + DrawBackground(_this); + } + + /* Tell the system that something has been drawn */ + TRect rect = TRect(Private->EPOC_WsWindow.Size()); + Private->EPOC_WsWindow.Invalidate(rect); + +#if defined(__WINS__) || defined(TEST_BM_DRAW) + Private->EPOC_WsWindow.BeginRedraw(rect); + Private->EPOC_WindowGc->BitBlt(TPoint(), Private->EPOC_Bitmap); + Private->EPOC_WsWindow.EndRedraw(); + Private->EPOC_WindowGc->Deactivate(); + UnlockHeap(Private->EPOC_Bitmap);; // Unlock bitmap heap + Private->EPOC_WsSession.Flush(); +#endif + + /* Draw current buffer */ + SDL_Rect fullScreen; + fullScreen.x = 0; + fullScreen.y = 0; + fullScreen.w = _this->screen->w; + fullScreen.h = _this->screen->h; + EPOC_DirectUpdate(_this, 1, &fullScreen); +} + + +void DrawBackground(_THIS) +{ + /* Draw background */ +#if defined(__WINS__) || defined(TEST_BM_DRAW) + //warning heap is not locked! - a function calling must ensure that it's ok + TUint16* screenBuffer = (TUint16*)Private->EPOC_Bitmap->DataAddress(); +#else + TUint16* screenBuffer = (TUint16*)Private->EPOC_FrameBuffer; +#endif + // Draw black background + Mem::FillZ(screenBuffer, Private->EPOC_BytesPerScreen); + +#if 0 + for (int y = 0; y < Private->EPOC_ScreenSize.iHeight; y++) { + for (int x = 0; x < Private->EPOC_ScreenSize.iWidth; x++) { +#ifdef SYMBIAN_CRYSTAL + const TUint16 color = 0; // ((x+y)>>1) & 0xf; /* Draw blue stripes pattern, because in e.g. 320x200 mode there is a big background area*/ +#else // SYMBIAN_SERIES60 + const TUint16 color = 0; /* Draw black background */ +#endif + *screenBuffer++ = color; + } + } +#endif +} + + +/* We don't actually allow hardware surfaces other than the main one */ +static int EPOC_AllocHWSurface(_THIS, SDL_Surface* /*surface*/) +{ + return(-1); +} +static void EPOC_FreeHWSurface(_THIS, SDL_Surface* /*surface*/) +{ + return; +} + +static int EPOC_LockHWSurface(_THIS, SDL_Surface* /*surface*/) +{ + return(0); +} +static void EPOC_UnlockHWSurface(_THIS, SDL_Surface* /*surface*/) +{ + return; +} + +static int EPOC_FlipHWSurface(_THIS, SDL_Surface* /*surface*/) +{ + return(0); +} + +static void EPOC_DirectUpdate(_THIS, int numrects, SDL_Rect *rects) +{ + //TInt focusWindowGroupId = Private->EPOC_WsSession.GetFocusWindowGroup();//these are async services + // if (focusWindowGroupId != Private->EPOC_WsWindowGroupID) { //for that cannot be called from + //SDL threads ??? + if (!Private->EPOC_IsWindowFocused) + { + /* Force focus window to redraw again for cleaning away SDL screen graphics */ +/* + TInt pos = Private->EPOC_WsWindowGroup.OrdinalPosition(); + Private->EPOC_WsWindowGroup.SetOrdinalPosition(0, KMaxTInt); + TRect rect = TRect(Private->EPOC_WsWindow.Size()); + Private->EPOC_WsWindow.Invalidate(rect); + Private->EPOC_WsWindowGroup.SetOrdinalPosition(pos, ECoeWinPriorityNormal); + */ /* If this is not the topmost window, wait here! Sleep for 1 second to give cpu time to + multitasking and poll for being the topmost window. + */ + // if (Private->EPOC_WsSession.GetFocusWindowGroup() != Private->EPOC_WsWindowGroupID) { + + /* !!TODO: Could call GetRedraw() etc. for WsSession and redraw the screen if needed. That might be + needed if a small dialog comes in front of Game screen. + */ + // while (Private->EPOC_WsSession.GetFocusWindowGroup() != Private->EPOC_WsWindowGroupID) + + SDL_PauseAudio(1); + SDL_Delay(1000); + return; + // } + + // RedrawWindowL(_this); + } + + SDL_PauseAudio(0); + + // if we are not focused, do not draw +// if (!Private->EPOC_IsWindowFocused) +// return; +#if defined(__WINS__) || defined(TEST_BM_DRAW) + TBitmapUtil lock(Private->EPOC_Bitmap); + lock.Begin(TPoint(0,0)); // Lock bitmap heap + Private->EPOC_WindowGc->Activate(Private->EPOC_WsWindow); + TUint16* screenBuffer = (TUint16*)Private->EPOC_Bitmap->DataAddress(); +#else + TUint16* screenBuffer = (TUint16*)Private->EPOC_FrameBuffer; +#endif + + if (Private->EPOC_ScreenOrientation == CFbsBitGc::EGraphicsOrientationRotated270) + DirectDrawRotated(_this, numrects, rects, screenBuffer); + else + DirectDraw(_this, numrects, rects, screenBuffer); + + +#if defined(__WINS__) || defined(TEST_BM_DRAW) + + TRect rect = TRect(Private->EPOC_WsWindow.Size()); + Private->EPOC_WsWindow.Invalidate(rect); + Private->EPOC_WsWindow.BeginRedraw(rect); + Private->EPOC_WindowGc->BitBlt(TPoint(), Private->EPOC_Bitmap); + Private->EPOC_WsWindow.EndRedraw(); + Private->EPOC_WindowGc->Deactivate(); + lock.End(); // Unlock bitmap heap + Private->EPOC_WsSession.Flush(); +#else +#ifndef SYMBIAN_CRYSTAL + // This is not needed in Crystal. What is the performance penalty in SERIES60? + TRect rect2 = TRect(Private->EPOC_WsWindow.Size()); + + Private->EPOC_DrawDevice->UpdateRegion(rect2); // Should we update rects parameter area only?? + Private->EPOC_DrawDevice->Update(); +#endif +#endif + + /* Update virtual cursor. !!Do not yet work properly + Private->EPOC_WsSession.SetPointerCursorPosition(Private->EPOC_WsSession.PointerCursorPosition()); + */ + + /*static int foo = 1; + + for ( int i=0; i < numrects; ++i ) { + const SDL_Rect& currentRect = rects[i]; + SDL_Rect rect2; + rect2.x = currentRect.x; + rect2.y = currentRect.y; + rect2.w = currentRect.w; + rect2.h = currentRect.h; + + if (rect2.w <= 0 || rect2.h <= 0) + continue; + + + foo++; + if((foo % 200) == 0) + { + SDL_TRACE1("foo %d", foo); + CFbsBitmap* b = new (ELeave) CFbsBitmap; + SDL_TRACE1("bee %d", (int)b); + int e = b->Create(TSize(currentRect.w, currentRect.h), Private->EPOC_DisplayMode); + + SDL_TRACE1("err %d", e); + if(e != KErrNone) + User::Panic(_L("damn"), e); + + TBitmapUtil u(b); + u.Begin(TPoint(0, 0)); + TUint32* d = b->DataAddress(); + + SDL_TRACE1("addr %d", (int)d); + + for(TInt o = 0; o < currentRect.h; o++) + for(TInt p = 0; p < currentRect.w; p++) + { + u.SetPos(TPoint(p, o)); + u.SetPixel(0xFFFF); + } + + SDL_TRACE1("w %d", (int)currentRect.w); + SDL_TRACE1("h %d", (int)currentRect.h); + + SDL_TRACE1("addr %d", (int)Private->EPOC_DisplayMode); + + + const TUint f = (TUint)Private->EPOC_FrameBuffer; + const TUint y = (TUint)Private->EPOC_BytesPerScreen; + + + SDL_TRACE1("frame %u", f); + SDL_TRACE1("bytes %u", y); + + Mem::Copy(d, Private->EPOC_FrameBuffer, Private->EPOC_BytesPerScreen); + + SDL_TRACE("kopied"); + + u.End(); + TBuf<32> name; + name.Format(_L("C:\\nokia\\images\\doom%d.mbm"), (foo / 200)); + e= b->Save(name); + if(e != KErrNone) + User::Panic(_L("damned"), e); + delete b; + }}*/ +} + + +void DirectDraw(_THIS, int numrects, SDL_Rect *rects, TUint16* screenBuffer) +{ + TInt i; + + const TInt sourceNumBytesPerPixel = ((_this->screen->format->BitsPerPixel-1)>>3) + 1; + const TPoint fixedOffset = Private->EPOC_ScreenOffset; + const TInt screenW = _this->screen->w; + const TInt screenH = _this->screen->h; + const TInt sourceScanlineLength = screenW; + const TInt targetScanlineLength = Private->EPOC_ScreenSize.iWidth; + + /* Render the rectangles in the list */ + + for ( i=0; i < numrects; ++i ) { + const SDL_Rect& currentRect = rects[i]; + SDL_Rect rect2; + rect2.x = currentRect.x; + rect2.y = currentRect.y; + rect2.w = currentRect.w; + rect2.h = currentRect.h; + + if (rect2.w <= 0 || rect2.h <= 0) /* sanity check */ + continue; + + /* All variables are measured in pixels */ + + /* Check rects validity, i.e. upper and lower bounds */ + TInt maxX = Min(screenW - 1, rect2.x + rect2.w - 1); + TInt maxY = Min(screenH - 1, rect2.y + rect2.h - 1); + if (maxX < 0 || maxY < 0) /* sanity check */ + continue; + /* Clip from bottom */ + maxY = Min(maxY, Private->EPOC_ScreenSize.iHeight-1); + /* TODO: Clip from the right side */ + + const TInt sourceRectWidth = maxX - rect2.x + 1; + const TInt sourceRectWidthInBytes = sourceRectWidth * sourceNumBytesPerPixel; + const TInt sourceRectHeight = maxY - rect2.y + 1; + const TInt sourceStartOffset = rect2.x + rect2.y * sourceScanlineLength; + const TUint skipValue = 1; // no skip + + TInt targetStartOffset = fixedOffset.iX + rect2.x + (fixedOffset.iY +rect2.y) * targetScanlineLength; + + // Nokia7650 native mode: 12 bpp --> 12 bpp + // + + switch (_this->screen->format->BitsPerPixel) + { + case 12: + { + TUint16* bitmapLine = (TUint16*)_this->screen->pixels + sourceStartOffset; + TUint16* screenMemory = screenBuffer + targetStartOffset; + if (skipValue == 1) + { + for(TInt y = 0 ; y < sourceRectHeight ; y++) + { + Mem::Copy(screenMemory, bitmapLine, sourceRectWidthInBytes); + } + bitmapLine += sourceScanlineLength; + screenMemory += targetScanlineLength; + } + else + { + for(TInt y = 0 ; y < sourceRectHeight ; y++) + { + //TODO: optimize: separate loops for 1, 2 and n skip. Mem::Copy() can be used in unscaled case. + TUint16* bitmapPos = bitmapLine; /* 2 bytes per pixel */ + TUint16* screenMemoryLinePos = screenMemory; /* 2 bytes per pixel */ + for(TInt x = 0 ; x < sourceRectWidth ; x++) + { + __ASSERT_DEBUG(screenMemory < (screenBuffer + Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight), User::Panic(_L("SDL"), KErrCorrupt)); + __ASSERT_DEBUG(screenMemory >= screenBuffer, User::Panic(_L("SDL"), KErrCorrupt)); + __ASSERT_DEBUG(bitmapLine < ((TUint16*)_this->screen->pixels + (_this->screen->w * _this->screen->h)), User::Panic(_L("SDL"), KErrCorrupt)); + __ASSERT_DEBUG(bitmapLine >= (TUint16*)_this->screen->pixels, User::Panic(_L("SDL"), KErrCorrupt)); + + *screenMemoryLinePos++ = *bitmapPos; + bitmapPos+=skipValue; + } + bitmapLine += sourceScanlineLength; + screenMemory += targetScanlineLength; + } + } + } + break; + // 256 color paletted mode: 8 bpp --> 12 bpp + // + default: + { + if(Private->EPOC_BytesPerPixel <= 2) + { + TUint8* bitmapLine = (TUint8*)_this->screen->pixels + sourceStartOffset; + TUint16* screenMemory = screenBuffer + targetStartOffset; + for(TInt y = 0 ; y < sourceRectHeight ; y++) + { + TUint8* bitmapPos = bitmapLine; /* 1 byte per pixel */ + TUint16* screenMemoryLinePos = screenMemory; /* 2 bytes per pixel */ + /* Convert each pixel from 256 palette to 4k color values */ + for(TInt x = 0 ; x < sourceRectWidth ; x++) + { + __ASSERT_DEBUG(screenMemoryLinePos < (screenBuffer + (Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight)), User::Panic(_L("SDL"), KErrCorrupt)); + __ASSERT_DEBUG(screenMemoryLinePos >= screenBuffer, User::Panic(_L("SDL"), KErrCorrupt)); + __ASSERT_DEBUG(bitmapPos < ((TUint8*)_this->screen->pixels + (_this->screen->w * _this->screen->h)), User::Panic(_L("SDL"), KErrCorrupt)); + __ASSERT_DEBUG(bitmapPos >= (TUint8*)_this->screen->pixels, User::Panic(_L("SDL"), KErrCorrupt)); + *screenMemoryLinePos++ = EPOC_HWPalette_256_to_Screen[*bitmapPos++]; + // bitmapPos+=skipValue; //TODO: optimize: separate loops for 1, 2 and n skip + } + bitmapLine += sourceScanlineLength; + screenMemory += targetScanlineLength; + } + } + else + { + TUint8* bitmapLine = (TUint8*)_this->screen->pixels + sourceStartOffset; + TUint32* screenMemory = reinterpret_cast<TUint32*>(screenBuffer + targetStartOffset); + for(TInt y = 0 ; y < sourceRectHeight ; y++) + { + TUint8* bitmapPos = bitmapLine; /* 1 byte per pixel */ + TUint32* screenMemoryLinePos = screenMemory; /* 2 bytes per pixel */ + /* Convert each pixel from 256 palette to 4k color values */ + for(TInt x = 0 ; x < sourceRectWidth ; x++) + { + __ASSERT_DEBUG(screenMemoryLinePos < (reinterpret_cast<TUint32*>(screenBuffer) + (Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight)), User::Panic(_L("SDL"), KErrCorrupt)); + __ASSERT_DEBUG(screenMemoryLinePos >= reinterpret_cast<TUint32*>(screenBuffer), User::Panic(_L("SDL"), KErrCorrupt)); + __ASSERT_DEBUG(bitmapPos < ((TUint8*)_this->screen->pixels + (_this->screen->w * _this->screen->h)), User::Panic(_L("SDL"), KErrCorrupt)); + __ASSERT_DEBUG(bitmapPos >= (TUint8*)_this->screen->pixels, User::Panic(_L("SDL"), KErrCorrupt)); + *screenMemoryLinePos++ = EPOC_HWPalette_256_to_Screen[*bitmapPos++]; + // bitmapPos+=skipValue; //TODO: optimize: separate loops for 1, 2 and n skip + } + bitmapLine += sourceScanlineLength; + screenMemory += targetScanlineLength; + } + } + } + } // switch + } // for +} + +/* +void DirectDraw(_THIS, int numrects, SDL_Rect *rects, TUint16* screenBuffer) +{ + TInt i; + const TInt sourceNumBytesPerPixel = ((_this->screen->format->BitsPerPixel-1)>>3) + 1; + const TPoint fixedOffset = Private->EPOC_ScreenOffset; + const TInt screenW = _this->screen->w; + const TInt screenH = _this->screen->h; + const TInt sourceScanlineLength = screenW; + const TInt targetScanlineLength = Private->EPOC_ScreenSize.iWidth; + + /* Render the rectangles in the list */ + +/* for ( i=0; i < numrects; ++i ) { + const SDL_Rect& currentRect = rects[i]; + SDL_Rect rect2; + rect2.x = currentRect.x; + rect2.y = currentRect.y; + rect2.w = currentRect.w; + rect2.h = currentRect.h; + + if (rect2.w <= 0 || rect2.h <= 0) /* sanity check */ +/* continue; + + /* All variables are measured in pixels */ + + /* Check rects validity, i.e. upper and lower bounds */ +/* TInt maxX = Min(screenW - 1, rect2.x + rect2.w - 1); + TInt maxY = Min(screenH - 1, rect2.y + rect2.h - 1); + if (maxX < 0 || maxY < 0) /* sanity check */ +/* continue; + /* Clip from bottom */ +/* maxY = Min(maxY, Private->EPOC_ScreenSize.iHeight-1); + /* TODO: Clip from the right side */ + +/* TInt sourceRectWidth = maxX - rect2.x + 1; + const TInt sourceRectWidthInBytes = sourceRectWidth * sourceNumBytesPerPixel; + const TInt sourceRectHeight = maxY - rect2.y + 1; + const TInt sourceStartOffset = rect2.x + rect2.y * sourceScanlineLength; + const TUint skipValue = Private->EPOC_ScreenXScaleValue; //1; // no skip + + const TInt targetStartOffset = // = (fixedOffset.iX + (rect2.x / skipValue) + (fixedOffset.iY + rect2.y) * targetScanlineLength ) ; + (skipValue > 1 ? + (fixedOffset.iX + (rect2.x / skipValue) + (fixedOffset.iY + rect2.y) * targetScanlineLength ) : + (fixedOffset.iX + rect2.x + (fixedOffset.iY + rect2.y) * targetScanlineLength )); + + __ASSERT_DEBUG(skipValue >= 1, User::Panic(KLibName, KErrArgument)); + + // Nokia7650 native mode: 12 bpp --> 12 bpp + // + switch (_this->screen->format->BitsPerPixel) + { + case 12: + { + TUint16* bitmapLine = (TUint16*)_this->screen->pixels + sourceStartOffset; + TUint16* screenMemory = screenBuffer + targetStartOffset; + if (skipValue == 1) + { + for(TInt y = 0 ; y < sourceRectHeight ; y++) + { + Mem::Copy(screenMemory, bitmapLine, sourceRectWidthInBytes); + } + bitmapLine += sourceScanlineLength; + screenMemory += targetScanlineLength; + } + else + { + for(TInt y = 0 ; y < sourceRectHeight ; y++) + { + //TODO: optimize: separate loops for 1, 2 and n skip. Mem::Copy() can be used in unscaled case. + TUint16* bitmapPos = bitmapLine; /* 2 bytes per pixel */ +/* TUint16* screenMemoryLinePos = screenMemory; /* 2 bytes per pixel */ +/* for(TInt x = 0 ; x < sourceRectWidth ; x++) + { + __ASSERT_DEBUG(screenMemory < (screenBuffer + Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight), User::Panic(KLibName, KErrCorrupt)); + __ASSERT_DEBUG(screenMemory >= screenBuffer, User::Panic(KLibName, KErrCorrupt)); + __ASSERT_DEBUG(bitmapLine < ((TUint16*)_this->screen->pixels + (_this->screen->w * _this->screen->h)), User::Panic(KLibName, KErrCorrupt)); + __ASSERT_DEBUG(bitmapLine >= (TUint16*)_this->screen->pixels, User::Panic(KLibName, KErrCorrupt)); + + *screenMemoryLinePos++ = *bitmapPos; + bitmapPos+=skipValue; + } + bitmapLine += sourceScanlineLength; + screenMemory += targetScanlineLength; + } + } + } + break; + // 256 color paletted mode: 8 bpp --> 12 bpp + // + default: + { + TUint8* bitmapLine = (TUint8*)_this->screen->pixels + sourceStartOffset; + TUint16* screenMemory = screenBuffer + targetStartOffset; + if (skipValue > 1) + sourceRectWidth /= skipValue; +#if defined __MARM_ARMI__ + __asm volatile(" + mov %4, %4, lsl #1 @ targetScanLineLength is in pixels, we need it in bytes + 1: + mov r6, %0 @ bitmapLine + mov r7, %2 @ screenMemory + mov r8, %6 @ sourceRectWidth + 2: + ldrb r4, [%0], %7 @ r4 = *bitmapPos; bitmapPos += skipValue + ldr r5, [%1, r4, lsl #2] @ only 16 lower bits actually used + subs r8, r8, #1 @ x-- + strh r5, [%2], #2 @ *screenMemoryLinePos++ = r4 + bne 2b + + add %0, r6, %3 @ bitmapLine += sourceScanlineLength + add %2, r7, %4 @ screenMemory += targetScanlineLength + subs %5, %5, #1 @ sourceRectHeight-- + bne 1b + " + : // no output + // %0 %1 %2 %3 %4 %5 %6 %7 + : "r" (bitmapLine), "r" (&EPOC_HWPalette_256_to_Screen[0]), "r" (screenMemory), "r" (sourceScanlineLength), "r" (targetScanlineLength), "r" (sourceRectHeight), "r" (sourceRectWidth), "r" (skipValue) + : "r4", "r5", "r6", "r7", "r8" + ); +#else + for(TInt y = 0 ; y < sourceRectHeight ; y++) + { + TUint8* bitmapPos = bitmapLine; /* 1 byte per pixel */ +/* TUint16* screenMemoryLinePos = screenMemory; /* 2 bytes per pixel */ + /* Convert each pixel from 256 palette to 4k color values */ +/* for (TInt x = 0 ; x < sourceRectWidth ; x++) + { + //__ASSERT_DEBUG(screenMemoryLinePos < (screenBuffer + (Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight)), User::Panic(KLibName, KErrCorrupt)); + //__ASSERT_DEBUG(screenMemoryLinePos >= screenBuffer, User::Panic(KLibName, KErrCorrupt)); + //__ASSERT_DEBUG(bitmapPos < ((TUint8*)_this->screen->pixels + (_this->screen->w * _this->screen->h)), User::Panic(KLibName, KErrCorrupt)); + //__ASSERT_DEBUG(bitmapPos >= (TUint8*)_this->screen->pixels, User::Panic(KLibName, KErrCorrupt)); + + *screenMemoryLinePos++ = EPOC_HWPalette_256_to_Screen[*bitmapPos]; + bitmapPos += skipValue; + } + bitmapLine += sourceScanlineLength; + screenMemory += targetScanlineLength; + } +//#endif + } + } // switch + } // for +} +*/ + +void DirectDrawRotated(_THIS, int numrects, SDL_Rect *rects, TUint16* screenBuffer) +{ + TInt i; +// TInt sourceNumBytesPerPixel = ((_this->screen->format->BitsPerPixel-1)>>3) + 1; + TPoint fixedScreenOffset = Private->EPOC_ScreenOffset; + TInt bufferW = _this->screen->w; + TInt bufferH = _this->screen->h; + TInt ScreenW = Private->EPOC_ScreenSize.iWidth; +// TInt ScreenH = Private->EPOC_ScreenSize.iWidth; + TInt sourceW = bufferW; + TInt sourceH = bufferH; + TInt targetW = ScreenW - fixedScreenOffset.iX * 2; +// TInt targetH = ScreenH - fixedScreenOffset.iY * 2; + TInt sourceScanlineLength = bufferW; + TInt targetScanlineLength = Private->EPOC_ScreenSize.iWidth; + + /* Render the rectangles in the list */ + + for ( i=0; i < numrects; ++i ) { + SDL_Rect rect2; + const SDL_Rect& currentRect = rects[i]; + rect2.x = currentRect.x; + rect2.y = currentRect.y; + rect2.w = currentRect.w; + rect2.h = currentRect.h; + + if (rect2.w <= 0 || rect2.h <= 0) /* sanity check */ + continue; + + /* All variables are measured in pixels */ + + /* Check rects validity, i.e. upper and lower bounds */ + TInt maxX = Min(sourceW - 1, rect2.x + rect2.w - 1); + TInt maxY = Min(sourceH - 1, rect2.y + rect2.h - 1); + if (maxX < 0 || maxY < 0) /* sanity check */ + continue; + /* Clip from bottom */ + //maxX = Min(maxX, Private->EPOC_ScreenSize.iHeight-1); + /* TODO: Clip from the right side */ + + TInt sourceRectWidth = maxX - rect2.x + 1; +// TInt sourceRectWidthInBytes = sourceRectWidth * sourceNumBytesPerPixel; + TInt sourceRectHeight = maxY - rect2.y + 1; + TInt sourceStartOffset = rect2.x + rect2.y * sourceScanlineLength; + TInt targetStartOffset = fixedScreenOffset.iX + (targetW-1 - rect2.y) + (fixedScreenOffset.iY +rect2.x) * targetScanlineLength; + + // Nokia7650 native mode: 12 bpp --> 12 bpp + if (_this->screen->format->BitsPerPixel == 12) { + + /* !!TODO: not yet implemented + + TUint16* bitmapLine = (TUint16*)_this->screen->pixels + sourceStartOffset; + TUint16* screenMemory = screenBuffer + targetStartOffset; + for(TInt y = 0 ; y < sourceRectHeight ; y++) { + //TODO: optimize: separate loops for 1, 2 and n skip + //Mem::Copy(screenMemory, bitmapLine, sourceRectWidthInBytes); + TUint16* bitmapPos = bitmapLine; // 2 bytes per pixel + TUint16* screenMemoryLinePos = screenMemory; // 2 bytes per pixel + for(TInt x = 0 ; x < sourceRectWidth ; x++) { + + __ASSERT_DEBUG(screenMemory < (screenBuffer + Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight), User::Panic(KLibName, KErrCorrupt)); + __ASSERT_DEBUG(screenMemory >= screenBuffer, User::Panic(KLibName, KErrCorrupt)); + __ASSERT_DEBUG(bitmapLine < ((TUint16*)_this->screen->pixels + (_this->screen->w * _this->screen->h)), User::Panic(KLibName, KErrCorrupt)); + __ASSERT_DEBUG(bitmapLine >= (TUint16*)_this->screen->pixels, User::Panic(KLibName, KErrCorrupt)); + + *screenMemoryLinePos = *bitmapPos; + bitmapPos++; + screenMemoryLinePos += targetScanlineLength; + } + bitmapLine += sourceScanlineLength; + screenMemory--; + } + + */ + } + // 256 color paletted mode: 8 bpp --> 12 bpp + else { + TUint8* bitmapLine = (TUint8*)_this->screen->pixels + sourceStartOffset; + TUint16* screenMemory = screenBuffer + targetStartOffset; + TInt screenXScaleValue = Private->EPOC_ScreenXScaleValue; + TInt debug_ycount=0; + for(TInt y = 0 ; y < sourceRectHeight ; y++) { + if(--screenXScaleValue) { + TUint8* bitmapPos = bitmapLine; /* 1 byte per pixel */ + TUint16* screenMemoryLinePos = screenMemory; /* 2 bytes per pixel */ + TInt screenYScaleValue = Private->EPOC_ScreenYScaleValue; + TInt debug_xcount=0; + /* Convert each pixel from 256 palette to 4k color values */ + for(TInt x = 0 ; x < sourceRectWidth ; x++) { + if(--screenYScaleValue) { + + __ASSERT_DEBUG(screenMemoryLinePos < (screenBuffer + (Private->EPOC_ScreenSize.iWidth * Private->EPOC_ScreenSize.iHeight)), User::Panic(KLibName, KErrCorrupt)); + __ASSERT_DEBUG(screenMemoryLinePos >= screenBuffer, User::Panic(KLibName, KErrCorrupt)); + __ASSERT_DEBUG(bitmapPos < ((TUint8*)_this->screen->pixels + (_this->screen->w * _this->screen->h)), User::Panic(KLibName, KErrCorrupt)); + __ASSERT_DEBUG(bitmapPos >= (TUint8*)_this->screen->pixels, User::Panic(KLibName, KErrCorrupt)); + + *screenMemoryLinePos = TUint16(EPOC_HWPalette_256_to_Screen[*bitmapPos]); + screenMemoryLinePos += targetScanlineLength; debug_xcount++; + } + else + screenYScaleValue = Private->EPOC_ScreenYScaleValue; + bitmapPos++; + } + screenMemory--; debug_ycount++; + } // endif + else + screenXScaleValue = Private->EPOC_ScreenXScaleValue; + bitmapLine += sourceScanlineLength; + } + } + } +} + + +/* Note: If we are terminated, this could be called in the middle of + another SDL video routine -- notably UpdateRects. +*/ +void EPOC_VideoQuit(_THIS) +{ + int i; + + /* Free video mode lists */ + for ( i=0; i<SDL_NUMMODES; ++i ) { + if ( Private->SDL_modelist[i] != NULL ) { + free(Private->SDL_modelist[i]); + Private->SDL_modelist[i] = NULL; + } + } + + if ( _this->screen && (_this->screen->flags & SDL_HWSURFACE) ) { + /* Direct screen access, no memory buffer */ + _this->screen->pixels = NULL; + } + + if (_this->screen && _this->screen->pixels) { + free(_this->screen->pixels); + _this->screen->pixels = NULL; + } + + /* Free Epoc resources */ + + /* Disable events for me */ + if (Private->EPOC_WsEventStatus != KRequestPending) + Private->EPOC_WsSession.EventReadyCancel(); + if (Private->EPOC_RedrawEventStatus != KRequestPending) + Private->EPOC_WsSession.RedrawReadyCancel(); + + #if defined(__WINS__) || defined(TEST_BM_DRAW) + delete Private->EPOC_Bitmap; + Private->EPOC_Bitmap = NULL; + #else + #endif + +#ifndef SYMBIAN_CRYSTAL + free(Private->EPOC_DrawDevice); +#endif + + if (Private->EPOC_WsWindow.WsHandle()) + Private->EPOC_WsWindow.Close(); + + if (Private->EPOC_WsWindowGroup.WsHandle()) + Private->EPOC_WsWindowGroup.Close(); + + delete Private->EPOC_WindowGc; + Private->EPOC_WindowGc = NULL; + + delete Private->EPOC_WsScreen; + Private->EPOC_WsScreen = NULL; + + if (Private->EPOC_WsSession.WsHandle()) + Private->EPOC_WsSession.Close(); +} + + +WMcursor *EPOC_CreateWMCursor(_THIS, Uint8* /*data*/, Uint8* /*mask*/, int /*w*/, int /*h*/, int /*hot_x*/, int /*hot_y*/) +{ + return (WMcursor *) 9210; // it's ok to return something unuseful but true +} + +void EPOC_FreeWMCursor(_THIS, WMcursor* /*cursor*/) +{ + /* Disable virtual cursor */ + HAL::Set(HAL::EMouseState, HAL::EMouseState_Invisible); + Private->EPOC_WsSession.SetPointerCursorMode(EPointerCursorNone); +} + +int EPOC_ShowWMCursor(_THIS, WMcursor *cursor) +{ + + if (cursor == (WMcursor *)9210) { + /* Enable virtual cursor */ + Private->EPOC_WsSession.SetPointerCursorMode(EPointerCursorNormal); + if (isCursorVisible) + HAL::Set(HAL::EMouseState, HAL::EMouseState_Visible); + else + Private->EPOC_WsSession.SetPointerCursorMode(EPointerCursorNone); + } + else { + /* Disable virtual cursor */ + HAL::Set(HAL::EMouseState, HAL::EMouseState_Invisible); + Private->EPOC_WsSession.SetPointerCursorMode(EPointerCursorNone); + } + + return(1); +} + +}; // extern "C" |