diff options
Diffstat (limited to 'distrib/sdl-1.2.12/src/video/cybergfx/SDL_cgximage.c')
| -rw-r--r-- | distrib/sdl-1.2.12/src/video/cybergfx/SDL_cgximage.c | 906 |
1 files changed, 0 insertions, 906 deletions
diff --git a/distrib/sdl-1.2.12/src/video/cybergfx/SDL_cgximage.c b/distrib/sdl-1.2.12/src/video/cybergfx/SDL_cgximage.c deleted file mode 100644 index 3e8938e..0000000 --- a/distrib/sdl-1.2.12/src/video/cybergfx/SDL_cgximage.c +++ /dev/null @@ -1,906 +0,0 @@ -/* - SDL - Simple DirectMedia Layer - Copyright (C) 1997-2006 Sam Lantinga - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with this library; if not, write to the Free Software - Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - - Sam Lantinga - slouken@libsdl.org -*/ -#include "SDL_config.h" - -#include "SDL_endian.h" -#include "SDL_cgximage_c.h" - -#ifdef HAVE_KSTAT -#include <kstat.h> -#endif - -#ifdef USE_CGX_WRITELUTPIXEL -#if defined(__SASC) || defined(__PPC__) - #define WLUT WriteLUTPixelArray -#else -void WLUT(APTR a,UWORD b,UWORD c,UWORD d,struct RastPort *e,APTR f,UWORD g,UWORD h,UWORD i,UWORD l,UBYTE m) -{ WriteLUTPixelArray(a,b,c,d,e,f,g,h,i,l,m); } -#endif - -#endif - -/* Various screen update functions available */ -static void CGX_NormalUpdate(_THIS, int numrects, SDL_Rect *rects); -static void CGX_FakeUpdate(_THIS, int numrects, SDL_Rect *rects); - -BOOL SafeDisp=TRUE,SafeChange=TRUE; -struct MsgPort *safeport=NULL,*dispport=NULL; -ULONG safe_sigbit,disp_sigbit; -int use_picasso96=1; - -int CGX_SetupImage(_THIS, SDL_Surface *screen) -{ - SDL_Ximage=NULL; - - if(screen->flags&SDL_HWSURFACE) { - ULONG pitch; - - if(!screen->hwdata) { - if(!(screen->hwdata=SDL_malloc(sizeof(struct private_hwdata)))) - return -1; - - D(bug("Creating system accel struct\n")); - } - screen->hwdata->lock=NULL; - screen->hwdata->allocated=0; - screen->hwdata->mask=NULL; - screen->hwdata->bmap=SDL_RastPort->BitMap; - screen->hwdata->videodata=this; - - if(!(screen->hwdata->lock=LockBitMapTags(screen->hwdata->bmap, - LBMI_BASEADDRESS,(ULONG)&screen->pixels, - LBMI_BYTESPERROW,(ULONG)&pitch,TAG_DONE))) { - SDL_free(screen->hwdata); - screen->hwdata=NULL; - return -1; - } - else { - UnLockBitMap(screen->hwdata->lock); - screen->hwdata->lock=NULL; - } - - screen->pitch=pitch; - - this->UpdateRects = CGX_FakeUpdate; - - D(bug("Accel video image configured (%lx, pitch %ld).\n",screen->pixels,screen->pitch)); - return 0; - } - - screen->pixels = SDL_malloc(screen->h*screen->pitch); - - if ( screen->pixels == NULL ) { - SDL_OutOfMemory(); - return(-1); - } - - SDL_Ximage=screen->pixels; - - if ( SDL_Ximage == NULL ) { - SDL_SetError("Couldn't create XImage"); - return(-1); - } - - this->UpdateRects = CGX_NormalUpdate; - - return(0); -} - -void CGX_DestroyImage(_THIS, SDL_Surface *screen) -{ - if ( SDL_Ximage ) { - SDL_free(SDL_Ximage); - SDL_Ximage = NULL; - } - if ( screen ) { - screen->pixels = NULL; - - if(screen->hwdata) { - SDL_free(screen->hwdata); - screen->hwdata=NULL; - } - } -} - -/* This is a hack to see whether this system has more than 1 CPU */ -static int num_CPU(void) -{ - return 1; -} - -int CGX_ResizeImage(_THIS, SDL_Surface *screen, Uint32 flags) -{ - int retval; - - D(bug("Calling ResizeImage()\n")); - - CGX_DestroyImage(this, screen); - - if ( flags & SDL_OPENGL ) { /* No image when using GL */ - retval = 0; - } else { - retval = CGX_SetupImage(this, screen); - /* We support asynchronous blitting on the display */ - if ( flags & SDL_ASYNCBLIT ) { - if ( num_CPU() > 1 ) { - screen->flags |= SDL_ASYNCBLIT; - } - } - } - return(retval); -} - -int CGX_AllocHWSurface(_THIS, SDL_Surface *surface) -{ - D(bug("Alloc HW surface...%ld x %ld x %ld!\n",surface->w,surface->h,this->hidden->depth)); - - if(surface==SDL_VideoSurface) - { - D(bug("Allocation skipped, it's system one!\n")); - return 0; - } - - if(!surface->hwdata) - { - if(!(surface->hwdata=SDL_malloc(sizeof(struct private_hwdata)))) - return -1; - } - - surface->hwdata->mask=NULL; - surface->hwdata->lock=NULL; - surface->hwdata->videodata=this; - surface->hwdata->allocated=0; - - if(surface->hwdata->bmap=AllocBitMap(surface->w,surface->h,this->hidden->depth,BMF_MINPLANES,SDL_Display->RastPort.BitMap)) - { - surface->hwdata->allocated=1; - surface->flags|=SDL_HWSURFACE; - D(bug("...OK\n")); - return 0; - } - else - { - SDL_free(surface->hwdata); - surface->hwdata=NULL; - } - - return(-1); -} -void CGX_FreeHWSurface(_THIS, SDL_Surface *surface) -{ - if(surface && surface!=SDL_VideoSurface && surface->hwdata) - { - D(bug("Free hw surface.\n")); - - if(surface->hwdata->mask) - SDL_free(surface->hwdata->mask); - - if(surface->hwdata->bmap&&surface->hwdata->allocated) - FreeBitMap(surface->hwdata->bmap); - - SDL_free(surface->hwdata); - surface->hwdata=NULL; - surface->pixels=NULL; - D(bug("end of free hw surface\n")); - } - return; -} - -int CGX_LockHWSurface(_THIS, SDL_Surface *surface) -{ - if (surface->hwdata) - { -// D(bug("Locking a bitmap...\n")); - if(!surface->hwdata->lock) - { - Uint32 pitch; - - if(!(surface->hwdata->lock=LockBitMapTags(surface->hwdata->bmap, - LBMI_BASEADDRESS,(ULONG)&surface->pixels, - LBMI_BYTESPERROW,(ULONG)&pitch,TAG_DONE))) - return -1; - -// surface->pitch e' a 16bit! - - surface->pitch=pitch; - - if(!currently_fullscreen&&surface==SDL_VideoSurface) - surface->pixels=((char *)surface->pixels)+(surface->pitch*(SDL_Window->BorderTop+SDL_Window->TopEdge)+ - surface->format->BytesPerPixel*(SDL_Window->BorderLeft+SDL_Window->LeftEdge)); - } - D(else bug("Already locked!!!\n")); - } - return(0); -} - -void CGX_UnlockHWSurface(_THIS, SDL_Surface *surface) -{ - if(surface->hwdata && surface->hwdata->lock) - { - UnLockBitMap(surface->hwdata->lock); - surface->hwdata->lock=NULL; -// surface->pixels=NULL; - } -} - -int CGX_FlipHWSurface(_THIS, SDL_Surface *surface) -{ - static int current=0; - - if(this->hidden->dbuffer) - { - if(!SafeChange) - { - Wait(disp_sigbit); -// Non faccio nulla, vuoto solo la porta - while(GetMsg(dispport)!=NULL) - ; - SafeChange=TRUE; - } - - if(ChangeScreenBuffer(SDL_Display,this->hidden->SB[current^1])) - { - surface->hwdata->bmap=SDL_RastPort->BitMap=this->hidden->SB[current]->sb_BitMap; - SafeChange=FALSE; - SafeDisp=FALSE; - current^=1; - } - - if(!SafeDisp) - { - Wait(safe_sigbit); - while(GetMsg(safeport)!=NULL) - ; - SafeDisp=TRUE; - } - - } - return(0); -} - -/* Byte-swap the pixels in the display image */ -static void CGX_SwapAllPixels(SDL_Surface *screen) -{ - int x, y; - - switch (screen->format->BytesPerPixel) { - case 2: { - Uint16 *spot; - for ( y=0; y<screen->h; ++y ) { - spot = (Uint16 *) ((Uint8 *)screen->pixels + - y * screen->pitch); - for ( x=0; x<screen->w; ++x, ++spot ) { - *spot = SDL_Swap16(*spot); - } - } - } - break; - - case 4: { - Uint32 *spot; - for ( y=0; y<screen->h; ++y ) { - spot = (Uint32 *) ((Uint8 *)screen->pixels + - y * screen->pitch); - for ( x=0; x<screen->w; ++x, ++spot ) { - *spot = SDL_Swap32(*spot); - } - } - } - break; - - default: - /* should never get here */ - break; - } -} -static void CGX_SwapPixels(SDL_Surface *screen, int numrects, SDL_Rect *rects) -{ - int i; - int x, minx, maxx; - int y, miny, maxy; - - switch (screen->format->BytesPerPixel) { - case 2: { - Uint16 *spot; - for ( i=0; i<numrects; ++i ) { - minx = rects[i].x; - maxx = rects[i].x+rects[i].w; - miny = rects[i].y; - maxy = rects[i].y+rects[i].h; - for ( y=miny; y<maxy; ++y ) { - spot = (Uint16 *) ((Uint8 *)screen->pixels + - y * screen->pitch + minx * 2); - for ( x=minx; x<maxx; ++x, ++spot ) { - *spot = SDL_Swap16(*spot); - } - } - } - } - break; - - case 4: { - Uint32 *spot; - for ( i=0; i<numrects; ++i ) { - minx = rects[i].x; - maxx = rects[i].x+rects[i].w; - miny = rects[i].y; - maxy = rects[i].y+rects[i].h; - for ( y=miny; y<maxy; ++y ) { - spot = (Uint32 *) ((Uint8 *)screen->pixels + - y * screen->pitch + minx * 4); - for ( x=minx; x<maxx; ++x, ++spot ) { - *spot = SDL_Swap32(*spot); - } - } - } - } - break; - - default: - /* should never get here */ - break; - } -} - -#ifdef __SASC - -#define USE_WPA WritePixelArray -#else - -void USE_WPA(char *a,int b,int c,int d, struct RastPort *e,int f,int g, int h, int i, Uint32 l) -{ - WritePixelArray(a,b,c,d,e,f,g,h,i,l); -} - -#endif - -static void CGX_FakeUpdate(_THIS, int numrects, SDL_Rect *rects) -{ -} - -static void CGX_NormalUpdate(_THIS, int numrects, SDL_Rect *rects) -{ - int i,format,customroutine=0; -#ifndef USE_CGX_WRITELUTPIXEL - int bpp; -#endif - if(this->hidden->same_format && !use_picasso96) - { - format=RECTFMT_RAW; - } - else switch(this->screen->format->BytesPerPixel) - { - case 4: - format=RECTFMT_RGBA; - break; - case 3: - format=RECTFMT_RGB; - break; - case 2: - customroutine=1; - break; - case 1: -// D(bug("soft depth: 8 hardbpp: %ld\n",this->hidden->depth)); - if(this->hidden->depth>8) - { -#ifndef USE_CGX_WRITELUTPIXEL - if(this->hidden->depth>32) - customroutine=4; - else if(this->hidden->depth>16) - { - bpp=this->hidden->BytesPerPixel; // That one is the only one that needs bpp - customroutine=2; // The slow one! - } - else - customroutine=3; -#else - - customroutine=2; -#endif - -// format=RECTFMT_LUT8; Vecchia funzione x usare la WritePixelArray. - } - else - customroutine=1; - break; - default: - D(bug("Unable to blit this surface!\n")); - return; - } - - /* Check for endian-swapped X server, swap if necessary (VERY slow!) */ - if ( swap_pixels && - ((this->screen->format->BytesPerPixel%2) == 0) ) { - D(bug("Software Swapping! SLOOOW!\n")); - CGX_SwapPixels(this->screen, numrects, rects); - for ( i=0; i<numrects; ++i ) { - if ( ! rects[i].w ) { /* Clipped? */ - continue; - } - USE_WPA(this->screen->pixels,rects[i].x, rects[i].y,this->screen->pitch, - SDL_RastPort,SDL_Window->BorderLeft+rects[i].x,SDL_Window->BorderTop+rects[i].y, - rects[i].w,rects[i].h,format); - } - CGX_SwapPixels(this->screen, numrects, rects); - } - else if (customroutine==2) - { -#ifdef USE_CGX_WRITELUTPIXEL - for ( i=0; i<numrects; ++i ) { - if ( ! rects[i].w ) { /* Clipped? */ - continue; - } - - WLUT(this->screen->pixels,rects[i].x, rects[i].y,this->screen->pitch, - SDL_RastPort,SDL_XPixels,SDL_Window->BorderLeft+rects[i].x,SDL_Window->BorderTop+rects[i].y, - rects[i].w,rects[i].h,CTABFMT_XRGB8); - } -#else - unsigned char *bm_address; - Uint32 destpitch; - APTR handle; - - if(handle=LockBitMapTags(SDL_RastPort->BitMap,LBMI_BASEADDRESS,&bm_address, - LBMI_BYTESPERROW,&destpitch,TAG_DONE)) - { - int srcwidth; - unsigned char *destbase; - register int j,k,t; - register unsigned char *mask,*dst; - register unsigned char *src,*dest; - -// Aggiungo il bordo della finestra se sono fullscreen. - if(currently_fullscreen) - destbase=bm_address; - else - destbase=bm_address+(SDL_Window->TopEdge+SDL_Window->BorderTop)*destpitch+(SDL_Window->BorderLeft+SDL_Window->LeftEdge)*this->hidden->BytesPerPixel; - - for ( i=0; i<numrects; ++i ) - { - srcwidth=rects[i].w; - - if ( !srcwidth ) { /* Clipped? */ - continue; - } - - dest=destbase+rects[i].x*this->hidden->BytesPerPixel; - dest+=(rects[i].y*destpitch); - src=((char *)(this->screen->pixels))+rects[i].x; - src+=(rects[i].y*this->screen->pitch); - - for(j=rects[i].h;j;--j) - { - dst=dest; -// SLOW routine, used for 8->24 bit mapping - for(k=0;k<srcwidth;k++) - { - mask=(unsigned char *)(&SDL_XPixels[src[k]]); - for(t=0;t<bpp;t++) - { - dst[t]=mask[t]; - } - dst+=bpp; - } - src+=this->screen->pitch; - dest+=destpitch; - } - } - UnLockBitMap(handle); - } - } - else if (customroutine==3) - { - unsigned char *bm_address; - Uint32 destpitch; - APTR handle; - - if(handle=LockBitMapTags(SDL_RastPort->BitMap,LBMI_BASEADDRESS,&bm_address, - LBMI_BYTESPERROW,&destpitch,TAG_DONE)) - { - int srcwidth; - unsigned char *destbase; - register int j,k; - register unsigned char *src,*dest; - register Uint16 *destl,*srcl; - - if(currently_fullscreen) - destbase=bm_address; - else - destbase=bm_address+(SDL_Window->TopEdge+SDL_Window->BorderTop)*destpitch+(SDL_Window->BorderLeft+SDL_Window->LeftEdge)*this->hidden->BytesPerPixel; - - for ( i=0; i<numrects; ++i ) - { - srcwidth=rects[i].w; - - if ( !srcwidth ) { /* Clipped? */ - continue; - } - - dest=destbase+rects[i].x*this->hidden->BytesPerPixel; - dest+=(rects[i].y*destpitch); - src=((char *)(this->screen->pixels))+rects[i].x; - src+=(rects[i].y*this->screen->pitch); - -// This is the fast, well not too slow, remapping code for 16bit displays - - for(j=rects[i].h;j;--j) - { - destl=(Uint16 *)dest; - - for(k=0;k<srcwidth;k++) - { - srcl=(Uint16 *)&SDL_XPixels[src[k]]; - *destl=*srcl; - destl++; - } - src+=this->screen->pitch; - dest+=destpitch; - } - } - UnLockBitMap(handle); - } - } - else if (customroutine==4) - { - unsigned char *bm_address; - Uint32 destpitch; - APTR handle; - - if(handle=LockBitMapTags(SDL_RastPort->BitMap,LBMI_BASEADDRESS,&bm_address, - LBMI_BYTESPERROW,&destpitch,TAG_DONE)) - { - int srcwidth; - unsigned char *destbase; - register int j,k; - register unsigned char *src,*dest; - register Uint32 *destl,*srcl; - - if(currently_fullscreen) - destbase=bm_address; - else - destbase=bm_address+(SDL_Window->TopEdge+SDL_Window->BorderTop)*destpitch+(SDL_Window->BorderLeft+SDL_Window->LeftEdge)*this->hidden->BytesPerPixel; - - for ( i=0; i<numrects; ++i ) - { - srcwidth=rects[i].w; - - if ( !srcwidth ) { /* Clipped? */ - continue; - } - - dest=destbase+rects[i].x*this->hidden->BytesPerPixel; - dest+=(rects[i].y*destpitch); - src=((char *)(this->screen->pixels))+rects[i].x; - src+=(rects[i].y*this->screen->pitch); - -// This is the fast, well not too slow, remapping code for 32bit displays - - for(j=rects[i].h;j;--j) - { - destl=(Uint32 *)dest; - - for(k=0;k<srcwidth;k++) - { - srcl=(Uint32 *)&SDL_XPixels[src[k]]; - *destl=*srcl; - destl++; - } - src+=this->screen->pitch; - dest+=destpitch; - } - } - UnLockBitMap(handle); - } -#endif - } - else if(customroutine) - { - unsigned char *bm_address; - Uint32 destpitch; - APTR handle; - -// D(bug("Using customroutine!\n")); - - if(handle=LockBitMapTags(SDL_RastPort->BitMap,LBMI_BASEADDRESS,(ULONG)&bm_address, - LBMI_BYTESPERROW,(ULONG)&destpitch,TAG_DONE)) - { - unsigned char *destbase; - register int j,srcwidth; - register unsigned char *src,*dest; - -// Aggiungo il bordo della finestra se sono fullscreen. - if(currently_fullscreen) - destbase=bm_address; - else - destbase=bm_address+(SDL_Window->TopEdge+SDL_Window->BorderTop)*destpitch+(SDL_Window->BorderLeft+SDL_Window->LeftEdge)*this->screen->format->BytesPerPixel; - - for ( i=0; i<numrects; ++i ) - { - srcwidth=rects[i].w; - - if ( !srcwidth ) { /* Clipped? */ - continue; - } - - dest=destbase+rects[i].x*this->screen->format->BytesPerPixel; - dest+=(rects[i].y*destpitch); - src=((char *)(this->screen->pixels))+rects[i].x*this->screen->format->BytesPerPixel; - src+=(rects[i].y*this->screen->pitch); - - srcwidth*=this->screen->format->BytesPerPixel; - -// D(bug("Rects: %ld,%ld %ld,%ld Src:%lx Dest:%lx\n",rects[i].x,rects[i].y,rects[i].w,rects[i].h,src,dest)); - - for(j=rects[i].h;j;--j) - { - SDL_memcpy(dest,src,srcwidth); - src+=this->screen->pitch; - dest+=destpitch; - } - } - UnLockBitMap(handle); -// D(bug("Rectblit addr: %lx pitch: %ld rects:%ld srcptr: %lx srcpitch: %ld\n",bm_address,destpitch,numrects,this->screen->pixels,this->screen->pitch)); - } - } - else - { - for ( i=0; i<numrects; ++i ) { - if ( ! rects[i].w ) { /* Clipped? */ - continue; - } - USE_WPA(this->screen->pixels,rects[i].x, rects[i].y,this->screen->pitch, - SDL_RastPort,SDL_Window->BorderLeft+rects[i].x,SDL_Window->BorderTop+rects[i].y, - rects[i].w,rects[i].h,format); - } - } -} - -void CGX_RefreshDisplay(_THIS) -{ - int format,customroutine=0; -#ifndef USE_CGX_WRITELUTPIXEL - int bpp; -#endif - /* Don't refresh a display that doesn't have an image (like GL) */ - if ( ! SDL_Ximage ) { - return; - } - - if(this->hidden->same_format && !use_picasso96) - { - format=RECTFMT_RAW; - } - else switch(this->screen->format->BytesPerPixel) - { - case 4: - format=RECTFMT_RGBA; - break; - case 3: - format=RECTFMT_RGB; - break; - case 2: - customroutine=1; - break; - case 1: -// D(bug("soft depth: 8 hardbpp: %ld\n",this->hidden->depth)); - if(this->hidden->depth>8) - { -#ifndef USE_CGX_WRITELUTPIXEL - if(this->hidden->depth>32) - customroutine=4; - else if(this->hidden->depth>16) - { - bpp=this->hidden->BytesPerPixel; // That one is the only one that needs bpp - customroutine=2; // The slow one! - } - else - customroutine=3; -#else - - customroutine=2; -#endif -// format=RECTFMT_LUT8; - } - else - customroutine=1; - break; - - } - - /* Check for endian-swapped X server, swap if necessary */ - if ( swap_pixels && - ((this->screen->format->BytesPerPixel%2) == 0) ) { - CGX_SwapAllPixels(this->screen); - USE_WPA(this->screen->pixels,0,0,this->screen->pitch, - SDL_RastPort,SDL_Window->BorderLeft,SDL_Window->BorderTop, - this->screen->w,this->screen->h,format); - CGX_SwapAllPixels(this->screen); - } - else if (customroutine==2) - { -#ifdef USE_CGX_WRITELUTPIXEL - WLUT(this->screen->pixels,0,0,this->screen->pitch, - SDL_RastPort,SDL_XPixels,SDL_Window->BorderLeft,SDL_Window->BorderTop, - this->screen->w,this->screen->h,CTABFMT_XRGB8); -#else - unsigned char *bm_address; - Uint32 destpitch; - APTR handle; - - if(handle=LockBitMapTags(SDL_RastPort->BitMap,LBMI_BASEADDRESS,(ULONG)&bm_address, - LBMI_BYTESPERROW,(ULONG)&destpitch,TAG_DONE)) - { - register int j,k,t; - register unsigned char *mask,*dst; - register unsigned char *src,*dest; - -// Aggiungo il bordo della finestra se sono fullscreen. - if(!currently_fullscreen) - dest=bm_address+(SDL_Window->TopEdge+SDL_Window->BorderTop)*destpitch+(SDL_Window->BorderLeft+SDL_Window->LeftEdge)*this->hidden->BytesPerPixel; - else - dest=bm_address; - - src=this->screen->pixels; - - for(j=this->screen->h;j;--j) - { - dst=dest; -// SLOW routine, used for 8->24 bit mapping - for(k=0;k<this->screen->w;k++) - { - mask=(unsigned char *)(&SDL_XPixels[src[k]]); - for(t=0;t<bpp;t++) - { - dst[t]=mask[t]; - } - dst+=bpp; - } - src+=this->screen->pitch; - dest+=destpitch; - } - UnLockBitMap(handle); - } - } - else if (customroutine==3) - { - unsigned char *bm_address; - Uint32 destpitch; - APTR handle; - - if(handle=LockBitMapTags(SDL_RastPort->BitMap,LBMI_BASEADDRESS,(ULONG)&bm_address, - LBMI_BYTESPERROW,(ULONG)&destpitch,TAG_DONE)) - { - register int j,k; - register unsigned char *src,*dest; - register Uint16 *destl,*srcl; - - if(!currently_fullscreen) - dest=bm_address+(SDL_Window->TopEdge+SDL_Window->BorderTop)*destpitch+(SDL_Window->BorderLeft+SDL_Window->LeftEdge)*this->hidden->BytesPerPixel; - else - dest=bm_address; - - src=this->screen->pixels; - -// This is the fast, well not too slow, remapping code for 16bit displays - - for(j=this->screen->h;j;--j) - { - destl=(Uint16 *)dest; - - for(k=0;k<this->screen->w;k++) - { - srcl=(Uint16 *)&SDL_XPixels[src[k]]; - *destl=*srcl; - destl++; - } - src+=this->screen->pitch; - dest+=destpitch; - } - UnLockBitMap(handle); - } - } - else if (customroutine==4) - { - unsigned char *bm_address; - Uint32 destpitch; - APTR handle; - - if(handle=LockBitMapTags(SDL_RastPort->BitMap,LBMI_BASEADDRESS,(ULONG)&bm_address, - LBMI_BYTESPERROW,(ULONG)&destpitch,TAG_DONE)) - { - register int j,k; - register unsigned char *src,*dest; - register Uint32 *destl,*srcl; - - if(!currently_fullscreen) - dest=bm_address+(SDL_Window->TopEdge+SDL_Window->BorderTop)*destpitch+(SDL_Window->BorderLeft+SDL_Window->LeftEdge)*this->hidden->BytesPerPixel; - else - dest=bm_address; - - src=this->screen->pixels; - -// This is the fast, well not too slow, remapping code for 32bit displays - - for(j=this->screen->h;j;--j) - { - destl=(Uint32 *)dest; - - for(k=0;k<this->screen->w;k++) - { - srcl=(Uint32 *)&SDL_XPixels[src[k]]; - *destl=*srcl; - destl++; - } - src+=this->screen->pitch; - dest+=destpitch; - } - UnLockBitMap(handle); - } -#endif - } - else if(customroutine) - { - unsigned char *bm_address; - Uint32 destpitch; - APTR handle; - - if(handle=LockBitMapTags(SDL_RastPort->BitMap, - LBMI_BASEADDRESS,(ULONG)&bm_address, - LBMI_BYTESPERROW,(ULONG)&destpitch,TAG_DONE)) - { - register int j; - register unsigned char *src,*dest; - - if(!currently_fullscreen) - dest=bm_address+(SDL_Window->TopEdge+SDL_Window->BorderTop)*destpitch+(SDL_Window->BorderLeft+SDL_Window->LeftEdge)*this->screen->format->BytesPerPixel; - else - dest=bm_address; - - src=this->screen->pixels; - -// D(bug("addr: %lx pitch: %ld src:%lx srcpitch: %ld\n",dest,destpitch,this->screen->pixels,this->screen->pitch)); - - if(this->screen->pitch==destpitch) - { - SDL_memcpy(dest,src,this->screen->pitch*this->screen->h); - } - else - { - for(j=this->screen->h;j;--j) - { - SDL_memcpy(dest,src,this->screen->pitch); - src+=this->screen->pitch; - dest+=destpitch; - } - } - - UnLockBitMap(handle); - } - } - else - { - USE_WPA(this->screen->pixels,0,0,this->screen->pitch, - SDL_RastPort,SDL_Window->BorderLeft,SDL_Window->BorderTop, - this->screen->w,this->screen->h,format); - } - -} |