diff options
Diffstat (limited to 'distrib/sdl-1.2.12/src/video/photon/SDL_ph_image.c')
| -rw-r--r-- | distrib/sdl-1.2.12/src/video/photon/SDL_ph_image.c | 1059 |
1 files changed, 0 insertions, 1059 deletions
diff --git a/distrib/sdl-1.2.12/src/video/photon/SDL_ph_image.c b/distrib/sdl-1.2.12/src/video/photon/SDL_ph_image.c deleted file mode 100644 index 199ad9e..0000000 --- a/distrib/sdl-1.2.12/src/video/photon/SDL_ph_image.c +++ /dev/null @@ -1,1059 +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 <Ph.h> -#include <photon/Pg.h> - -#include "SDL_endian.h" -#include "SDL_video.h" -#include "../SDL_pixels_c.h" -#include "SDL_ph_video.h" -#include "SDL_ph_image_c.h" -#include "SDL_ph_modes_c.h" -#include "SDL_ph_gl.h" - -int ph_SetupImage(_THIS, SDL_Surface *screen) -{ - PgColor_t* palette=NULL; - int type=0; - int bpp; - - bpp=screen->format->BitsPerPixel; - - /* Determine image type */ - switch(bpp) - { - case 8:{ - type = Pg_IMAGE_PALETTE_BYTE; - } - break; - case 15:{ - type = Pg_IMAGE_DIRECT_555; - } - break; - case 16:{ - type = Pg_IMAGE_DIRECT_565; - } - break; - case 24:{ - type = Pg_IMAGE_DIRECT_888; - } - break; - case 32:{ - type = Pg_IMAGE_DIRECT_8888; - } - break; - default:{ - SDL_SetError("ph_SetupImage(): unsupported bpp=%d !\n", bpp); - return -1; - } - break; - } - - /* palette emulation code */ - if ((bpp==8) && (desktoppal==SDLPH_PAL_EMULATE)) - { - /* creating image palette */ - palette=SDL_malloc(_Pg_MAX_PALETTE*sizeof(PgColor_t)); - if (palette==NULL) - { - SDL_SetError("ph_SetupImage(): can't allocate memory for palette !\n"); - return -1; - } - PgGetPalette(palette); - - /* using shared memory for speed (set last param to 1) */ - if ((SDL_Image = PhCreateImage(NULL, screen->w, screen->h, type, palette, _Pg_MAX_PALETTE, 1)) == NULL) - { - SDL_SetError("ph_SetupImage(): PhCreateImage() failed for bpp=8 !\n"); - SDL_free(palette); - return -1; - } - } - else - { - /* using shared memory for speed (set last param to 1) */ - if ((SDL_Image = PhCreateImage(NULL, screen->w, screen->h, type, NULL, 0, 1)) == NULL) - { - SDL_SetError("ph_SetupImage(): PhCreateImage() failed for bpp=%d !\n", bpp); - return -1; - } - } - - screen->pixels = SDL_Image->image; - screen->pitch = SDL_Image->bpl; - - this->UpdateRects = ph_NormalUpdate; - - return 0; -} - -int ph_SetupOCImage(_THIS, SDL_Surface *screen) -{ - int type = 0; - int bpp; - - OCImage.flags = screen->flags; - - bpp=screen->format->BitsPerPixel; - - /* Determine image type */ - switch(bpp) - { - case 8: { - type = Pg_IMAGE_PALETTE_BYTE; - } - break; - case 15:{ - type = Pg_IMAGE_DIRECT_555; - } - break; - case 16:{ - type = Pg_IMAGE_DIRECT_565; - } - break; - case 24:{ - type = Pg_IMAGE_DIRECT_888; - } - break; - case 32:{ - type = Pg_IMAGE_DIRECT_8888; - } - break; - default:{ - SDL_SetError("ph_SetupOCImage(): unsupported bpp=%d !\n", bpp); - return -1; - } - break; - } - - /* Currently offscreen contexts with the same bit depth as display bpp only can be created */ - OCImage.offscreen_context = PdCreateOffscreenContext(0, screen->w, screen->h, Pg_OSC_MEM_PAGE_ALIGN); - - if (OCImage.offscreen_context == NULL) - { - SDL_SetError("ph_SetupOCImage(): PdCreateOffscreenContext() function failed !\n"); - return -1; - } - - screen->pitch = OCImage.offscreen_context->pitch; - - OCImage.dc_ptr = (unsigned char *)PdGetOffscreenContextPtr(OCImage.offscreen_context); - - if (OCImage.dc_ptr == NULL) - { - SDL_SetError("ph_SetupOCImage(): PdGetOffscreenContextPtr function failed !\n"); - PhDCRelease(OCImage.offscreen_context); - return -1; - } - - OCImage.FrameData0 = OCImage.dc_ptr; - OCImage.CurrentFrameData = OCImage.FrameData0; - OCImage.current = 0; - - PhDCSetCurrent(OCImage.offscreen_context); - - screen->pixels = OCImage.CurrentFrameData; - - this->UpdateRects = ph_OCUpdate; - - return 0; -} - -int ph_SetupFullScreenImage(_THIS, SDL_Surface* screen) -{ - OCImage.flags = screen->flags; - - /* Begin direct and fullscreen mode */ - if (!ph_EnterFullScreen(this, screen, PH_ENTER_DIRECTMODE)) - { - return -1; - } - - /* store palette for fullscreen */ - if ((screen->format->BitsPerPixel==8) && (desktopbpp!=8)) - { - PgGetPalette(savedpal); - PgGetPalette(syspalph); - } - - OCImage.offscreen_context = PdCreateOffscreenContext(0, 0, 0, Pg_OSC_MAIN_DISPLAY | Pg_OSC_MEM_PAGE_ALIGN | Pg_OSC_CRTC_SAFE); - if (OCImage.offscreen_context == NULL) - { - SDL_SetError("ph_SetupFullScreenImage(): PdCreateOffscreenContext() function failed !\n"); - return -1; - } - - if ((screen->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) - { - OCImage.offscreen_backcontext = PdDupOffscreenContext(OCImage.offscreen_context, Pg_OSC_MEM_PAGE_ALIGN | Pg_OSC_CRTC_SAFE); - if (OCImage.offscreen_backcontext == NULL) - { - SDL_SetError("ph_SetupFullScreenImage(): PdCreateOffscreenContext(back) function failed !\n"); - return -1; - } - } - - OCImage.FrameData0 = (unsigned char *)PdGetOffscreenContextPtr(OCImage.offscreen_context); - if (OCImage.FrameData0 == NULL) - { - SDL_SetError("ph_SetupFullScreenImage(): PdGetOffscreenContextPtr() function failed !\n"); - ph_DestroyImage(this, screen); - return -1; - } - - if ((screen->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) - { - OCImage.FrameData1 = (unsigned char *)PdGetOffscreenContextPtr(OCImage.offscreen_backcontext); - if (OCImage.FrameData1 == NULL) - { - SDL_SetError("ph_SetupFullScreenImage(back): PdGetOffscreenContextPtr() function failed !\n"); - ph_DestroyImage(this, screen); - return -1; - } - } - - /* wait for the hardware */ - PgFlush(); - PgWaitHWIdle(); - - if ((screen->flags & SDL_DOUBLEBUF) == SDL_DOUBLEBUF) - { - OCImage.current = 0; - PhDCSetCurrent(OCImage.offscreen_context); - screen->pitch = OCImage.offscreen_context->pitch; - screen->pixels = OCImage.FrameData0; - - /* emulate 640x400 videomode */ - if (videomode_emulatemode==1) - { - int i; - - for (i=0; i<40; i++) - { - SDL_memset(screen->pixels+screen->pitch*i, 0x00, screen->pitch); - } - for (i=440; i<480; i++) - { - SDL_memset(screen->pixels+screen->pitch*i, 0x00, screen->pitch); - } - screen->pixels+=screen->pitch*40; - } - PgSwapDisplay(OCImage.offscreen_backcontext, 0); - } - else - { - OCImage.current = 0; - PhDCSetCurrent(OCImage.offscreen_context); - screen->pitch = OCImage.offscreen_context->pitch; - screen->pixels = OCImage.FrameData0; - - /* emulate 640x400 videomode */ - if (videomode_emulatemode==1) - { - int i; - - for (i=0; i<40; i++) - { - SDL_memset(screen->pixels+screen->pitch*i, 0x00, screen->pitch); - } - for (i=440; i<480; i++) - { - SDL_memset(screen->pixels+screen->pitch*i, 0x00, screen->pitch); - } - screen->pixels+=screen->pitch*40; - } - } - - this->UpdateRects = ph_OCDCUpdate; - - /* wait for the hardware */ - PgFlush(); - PgWaitHWIdle(); - - return 0; -} - -#if SDL_VIDEO_OPENGL - -int ph_SetupOpenGLImage(_THIS, SDL_Surface* screen) -{ - this->UpdateRects = ph_OpenGLUpdate; - screen->pixels=NULL; - screen->pitch=NULL; - - #if (_NTO_VERSION >= 630) - if ((screen->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN) - { - if (!ph_EnterFullScreen(this, screen, PH_IGNORE_DIRECTMODE)) - { - screen->flags &= ~SDL_FULLSCREEN; - return -1; - } - } - #endif /* 6.3.0 */ - - if (ph_SetupOpenGLContext(this, screen->w, screen->h, screen->format->BitsPerPixel, screen->flags)!=0) - { - screen->flags &= ~SDL_OPENGL; - return -1; - } - - return 0; -} - -#endif /* SDL_VIDEO_OPENGL */ - -void ph_DestroyImage(_THIS, SDL_Surface* screen) -{ - -#if SDL_VIDEO_OPENGL - if ((screen->flags & SDL_OPENGL)==SDL_OPENGL) - { - if (oglctx) - { - #if (_NTO_VERSION < 630) - PhDCSetCurrent(NULL); - PhDCRelease(oglctx); - #else - qnxgl_context_destroy(oglctx); - qnxgl_buffers_destroy(oglbuffers); - qnxgl_finish(); - #endif /* 6.3.0 */ - oglctx=NULL; - oglbuffers=NULL; - oglflags=0; - oglbpp=0; - } - - #if (_NTO_VERSION >= 630) - if (currently_fullscreen) - { - ph_LeaveFullScreen(this); - } - #endif /* 6.3.0 */ - - return; - } -#endif /* SDL_VIDEO_OPENGL */ - - if (currently_fullscreen) - { - /* if we right now in 8bpp fullscreen we must release palette */ - if ((screen->format->BitsPerPixel==8) && (desktopbpp!=8)) - { - PgSetPalette(syspalph, 0, -1, 0, 0, 0); - PgSetPalette(savedpal, 0, 0, _Pg_MAX_PALETTE, Pg_PALSET_GLOBAL | Pg_PALSET_FORCE_EXPOSE, 0); - PgFlush(); - } - ph_LeaveFullScreen(this); - } - - if (OCImage.offscreen_context != NULL) - { - PhDCRelease(OCImage.offscreen_context); - OCImage.offscreen_context = NULL; - OCImage.FrameData0 = NULL; - } - if (OCImage.offscreen_backcontext != NULL) - { - PhDCRelease(OCImage.offscreen_backcontext); - OCImage.offscreen_backcontext = NULL; - OCImage.FrameData1 = NULL; - } - OCImage.CurrentFrameData = NULL; - - if (SDL_Image) - { - /* if palette allocated, free it */ - if (SDL_Image->palette) - { - SDL_free(SDL_Image->palette); - } - PgShmemDestroy(SDL_Image->image); - SDL_free(SDL_Image); - } - - /* Must be zeroed everytime */ - SDL_Image = NULL; - - if (screen) - { - screen->pixels = NULL; - } -} - -int ph_UpdateHWInfo(_THIS) -{ - PgVideoModeInfo_t vmode; - PgHWCaps_t hwcaps; - - /* Update video ram amount */ - if (PgGetGraphicsHWCaps(&hwcaps) < 0) - { - SDL_SetError("ph_UpdateHWInfo(): GetGraphicsHWCaps() function failed !\n"); - return -1; - } - this->info.video_mem=hwcaps.currently_available_video_ram/1024; - - /* obtain current mode capabilities */ - if (PgGetVideoModeInfo(hwcaps.current_video_mode, &vmode) < 0) - { - SDL_SetError("ph_UpdateHWInfo(): GetVideoModeInfo() function failed !\n"); - return -1; - } - - if ((vmode.mode_capabilities1 & PgVM_MODE_CAP1_OFFSCREEN) == PgVM_MODE_CAP1_OFFSCREEN) - { - /* this is a special test for drivers which tries to lie about offscreen capability */ - if (hwcaps.currently_available_video_ram!=0) - { - this->info.hw_available = 1; - } - else - { - this->info.hw_available = 0; - } - } - else - { - this->info.hw_available = 0; - } - - if ((vmode.mode_capabilities2 & PgVM_MODE_CAP2_RECTANGLE) == PgVM_MODE_CAP2_RECTANGLE) - { - this->info.blit_fill = 1; - } - else - { - this->info.blit_fill = 0; - } - - if ((vmode.mode_capabilities2 & PgVM_MODE_CAP2_BITBLT) == PgVM_MODE_CAP2_BITBLT) - { - this->info.blit_hw = 1; - } - else - { - this->info.blit_hw = 0; - } - - if ((vmode.mode_capabilities2 & PgVM_MODE_CAP2_ALPHA_BLEND) == PgVM_MODE_CAP2_ALPHA_BLEND) - { - this->info.blit_hw_A = 1; - } - else - { - this->info.blit_hw_A = 0; - } - - if ((vmode.mode_capabilities2 & PgVM_MODE_CAP2_CHROMA) == PgVM_MODE_CAP2_CHROMA) - { - this->info.blit_hw_CC = 1; - } - else - { - this->info.blit_hw_CC = 0; - } - - return 0; -} - -int ph_SetupUpdateFunction(_THIS, SDL_Surface* screen, Uint32 flags) -{ - int setupresult=-1; - - ph_DestroyImage(this, screen); - -#if SDL_VIDEO_OPENGL - if ((flags & SDL_OPENGL)==SDL_OPENGL) - { - setupresult=ph_SetupOpenGLImage(this, screen); - } - else - { -#endif - if ((flags & SDL_FULLSCREEN)==SDL_FULLSCREEN) - { - setupresult=ph_SetupFullScreenImage(this, screen); - } - else - { - if ((flags & SDL_HWSURFACE)==SDL_HWSURFACE) - { - setupresult=ph_SetupOCImage(this, screen); - } - else - { - setupresult=ph_SetupImage(this, screen); - } - } -#if SDL_VIDEO_OPENGL - } -#endif - if (setupresult!=-1) - { - ph_UpdateHWInfo(this); - } - - return setupresult; -} - -int ph_AllocHWSurface(_THIS, SDL_Surface* surface) -{ - PgHWCaps_t hwcaps; - - if (surface->hwdata!=NULL) - { - SDL_SetError("ph_AllocHWSurface(): hwdata already exists!\n"); - return -1; - } - surface->hwdata=SDL_malloc(sizeof(struct private_hwdata)); - SDL_memset(surface->hwdata, 0x00, sizeof(struct private_hwdata)); - surface->hwdata->offscreenctx=PdCreateOffscreenContext(0, surface->w, surface->h, Pg_OSC_MEM_PAGE_ALIGN); - if (surface->hwdata->offscreenctx == NULL) - { - SDL_SetError("ph_AllocHWSurface(): PdCreateOffscreenContext() function failed !\n"); - return -1; - } - surface->pixels=PdGetOffscreenContextPtr(surface->hwdata->offscreenctx); - if (surface->pixels==NULL) - { - PhDCRelease(surface->hwdata->offscreenctx); - SDL_SetError("ph_AllocHWSurface(): PdGetOffscreenContextPtr() function failed !\n"); - return -1; - } - surface->pitch=surface->hwdata->offscreenctx->pitch; - surface->flags|=SDL_HWSURFACE; - surface->flags|=SDL_PREALLOC; - -#if 0 /* FIXME */ - /* create simple offscreen lock */ - surface->hwdata->crlockparam.flags=0; - if (PdCreateOffscreenLock(surface->hwdata->offscreenctx, &surface->hwdata->crlockparam)!=EOK) - { - PhDCRelease(surface->hwdata->offscreenctx); - SDL_SetError("ph_AllocHWSurface(): Can't create offscreen lock !\n"); - return -1; - } -#endif /* 0 */ - - /* Update video ram amount */ - if (PgGetGraphicsHWCaps(&hwcaps) < 0) - { - PdDestroyOffscreenLock(surface->hwdata->offscreenctx); - PhDCRelease(surface->hwdata->offscreenctx); - SDL_SetError("ph_AllocHWSurface(): GetGraphicsHWCaps() function failed !\n"); - return -1; - } - this->info.video_mem=hwcaps.currently_available_video_ram/1024; - - return 0; -} - -void ph_FreeHWSurface(_THIS, SDL_Surface* surface) -{ - PgHWCaps_t hwcaps; - - if (surface->hwdata==NULL) - { - SDL_SetError("ph_FreeHWSurface(): no hwdata!\n"); - return; - } - if (surface->hwdata->offscreenctx == NULL) - { - SDL_SetError("ph_FreeHWSurface(): no offscreen context to delete!\n"); - return; - } - -#if 0 /* FIXME */ - /* unlock the offscreen context if it has been locked before destroy it */ - if (PdIsOffscreenLocked(surface->hwdata->offscreenctx)==Pg_OSC_LOCKED) - { - PdUnlockOffscreen(surface->hwdata->offscreenctx); - } - - PdDestroyOffscreenLock(surface->hwdata->offscreenctx); -#endif /* 0 */ - - PhDCRelease(surface->hwdata->offscreenctx); - - SDL_free(surface->hwdata); - surface->hwdata=NULL; - - /* Update video ram amount */ - if (PgGetGraphicsHWCaps(&hwcaps) < 0) - { - SDL_SetError("ph_FreeHWSurface(): GetGraphicsHWCaps() function failed !\n"); - return; - } - this->info.video_mem=hwcaps.currently_available_video_ram/1024; - - return; -} - -int ph_CheckHWBlit(_THIS, SDL_Surface *src, SDL_Surface *dst) -{ - if ((src->hwdata==NULL) && (src != this->screen)) - { - SDL_SetError("ph_CheckHWBlit(): Source surface haven't hardware specific data.\n"); - src->flags&=~SDL_HWACCEL; - return -1; - } - if ((src->flags & SDL_HWSURFACE) != SDL_HWSURFACE) - { - SDL_SetError("ph_CheckHWBlit(): Source surface isn't a hardware surface.\n"); - src->flags&=~SDL_HWACCEL; - return -1; - } - - if ((src->flags & SDL_SRCCOLORKEY) == SDL_SRCCOLORKEY) - { - if (this->info.blit_hw_CC!=1) - { - src->flags&=~SDL_HWACCEL; - src->map->hw_blit=NULL; - return -1; - } - } - - if ((src->flags & SDL_SRCALPHA) == SDL_SRCALPHA) - { - if (this->info.blit_hw_A!=1) - { - src->flags&=~SDL_HWACCEL; - src->map->hw_blit=NULL; - return -1; - } - } - - src->flags|=SDL_HWACCEL; - src->map->hw_blit = ph_HWAccelBlit; - - return 1; -} - -PgColor_t ph_ExpandColor(_THIS, SDL_Surface* surface, Uint32 color) -{ - Uint32 truecolor; - - /* Photon API accepts true colors only during hw filling operations */ - switch(surface->format->BitsPerPixel) - { - case 8: - { - if ((surface->format->palette) && (color<=surface->format->palette->ncolors)) - { - truecolor=PgRGB(surface->format->palette->colors[color].r, - surface->format->palette->colors[color].g, - surface->format->palette->colors[color].b); - } - else - { - SDL_SetError("ph_ExpandColor(): Color out of range for the 8bpp mode !\n"); - return 0xFFFFFFFFUL; - } - } - break; - case 15: - { - truecolor = ((color & 0x00007C00UL) << 9) | /* R */ - ((color & 0x000003E0UL) << 6) | /* G */ - ((color & 0x0000001FUL) << 3) | /* B */ - ((color & 0x00007000UL) << 4) | /* R compensation */ - ((color & 0x00000380UL) << 1) | /* G compensation */ - ((color & 0x0000001CUL) >> 2); /* B compensation */ - } - break; - case 16: - { - truecolor = ((color & 0x0000F800UL) << 8) | /* R */ - ((color & 0x000007E0UL) << 5) | /* G */ - ((color & 0x0000001FUL) << 3) | /* B */ - ((color & 0x0000E000UL) << 3) | /* R compensation */ - ((color & 0x00000600UL) >> 1) | /* G compensation */ - ((color & 0x0000001CUL) >> 2); /* B compensation */ - - } - break; - case 24: - { - truecolor=color & 0x00FFFFFFUL; - } - break; - case 32: - { - truecolor=color; - } - break; - default: - { - SDL_SetError("ph_ExpandColor(): Unsupported depth for the hardware operations !\n"); - return 0xFFFFFFFFUL; - } - } - - return truecolor; -} - -int ph_FillHWRect(_THIS, SDL_Surface* surface, SDL_Rect* rect, Uint32 color) -{ - PgColor_t oldcolor; - Uint32 truecolor; - int ydisp=0; - - if (this->info.blit_fill!=1) - { - return -1; - } - - truecolor=ph_ExpandColor(this, surface, color); - if (truecolor==0xFFFFFFFFUL) - { - return -1; - } - - oldcolor=PgSetFillColor(truecolor); - - /* 640x400 videomode emulation */ - if (videomode_emulatemode==1) - { - ydisp+=40; - } - - PgDrawIRect(rect->x, rect->y+ydisp, rect->w+rect->x-1, rect->h+rect->y+ydisp-1, Pg_DRAW_FILL); - PgSetFillColor(oldcolor); - PgFlush(); - PgWaitHWIdle(); - - return 0; -} - -int ph_FlipHWSurface(_THIS, SDL_Surface* screen) -{ - PhArea_t farea; - - if ((screen->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN) - { - /* flush all drawing ops before blitting */ - PgFlush(); - PgWaitHWIdle(); - - farea.pos.x=0; - farea.pos.y=0; - farea.size.w=screen->w; - farea.size.h=screen->h; - - /* emulate 640x400 videomode */ - if (videomode_emulatemode==1) - { - farea.pos.y+=40; - } - - PgContextBlitArea(OCImage.offscreen_context, &farea, OCImage.offscreen_backcontext, &farea); - - /* flush the blitting */ - PgFlush(); - PgWaitHWIdle(); - } - return 0; -} - -int ph_LockHWSurface(_THIS, SDL_Surface* surface) -{ - -#if 0 /* FIXME */ - int lockresult; - - if (surface->hwdata == NULL) - { - return; - } - - surface->hwdata->lockparam.flags=0; - surface->hwdata->lockparam.time_out=NULL; - lockresult=PdLockOffscreen(surface->hwdata->offscreenctx, &surface->hwdata->lockparam); - - switch (lockresult) - { - case EOK: - break; - case Pg_OSC_LOCK_DEADLOCK: - SDL_SetError("ph_LockHWSurface(): Deadlock detected !\n"); - return -1; - case Pg_OSC_LOCK_INVALID: - SDL_SetError("ph_LockHWSurface(): Lock invalid !\n"); - return -1; - default: - SDL_SetError("ph_LockHWSurface(): Can't lock the surface !\n"); - return -1; - } -#endif /* 0 */ - - return 0; -} - -void ph_UnlockHWSurface(_THIS, SDL_Surface* surface) -{ - -#if 0 /* FIXME */ - int unlockresult; - - if ((surface == NULL) || (surface->hwdata == NULL)) - { - return; - } - - if (PdIsOffscreenLocked(surface->hwdata->offscreenctx)==Pg_OSC_LOCKED) - { - unlockresult=PdUnlockOffscreen(surface->hwdata->offscreenctx); - } -#endif /* 0 */ - - return; -} - -int ph_HWAccelBlit(SDL_Surface* src, SDL_Rect* srcrect, SDL_Surface* dst, SDL_Rect* dstrect) -{ - SDL_VideoDevice* this=current_video; - PhArea_t srcarea; - PhArea_t dstarea; - int ydisp=0; - - /* 640x400 videomode emulation */ - if (videomode_emulatemode==1) - { - ydisp+=40; - } - - srcarea.pos.x=srcrect->x; - srcarea.pos.y=srcrect->y; - srcarea.size.w=srcrect->w; - srcarea.size.h=srcrect->h; - - dstarea.pos.x=dstrect->x; - dstarea.pos.y=dstrect->y; - dstarea.size.w=dstrect->w; - dstarea.size.h=dstrect->h; - - if (((src == this->screen) || (src->hwdata!=NULL)) && ((dst == this->screen) || (dst->hwdata!=NULL))) - { - if ((src->flags & SDL_SRCCOLORKEY) == SDL_SRCCOLORKEY) - { - ph_SetHWColorKey(this, src, src->format->colorkey); - PgChromaOn(); - } - - if ((src->flags & SDL_SRCALPHA) == SDL_SRCALPHA) - { - ph_SetHWAlpha(this, src, src->format->alpha); - PgAlphaOn(); - } - - if (dst == this->screen) - { - if (src == this->screen) - { - /* blitting from main screen to main screen */ - dstarea.pos.y+=ydisp; - srcarea.pos.y+=ydisp; - PgContextBlitArea(OCImage.offscreen_context, &srcarea, OCImage.offscreen_context, &dstarea); - } - else - { - /* blitting from offscreen to main screen */ - dstarea.pos.y+=ydisp; - PgContextBlitArea(src->hwdata->offscreenctx, &srcarea, OCImage.offscreen_context, &dstarea); - } - } - else - { - if (src == this->screen) - { - /* blitting from main screen to offscreen */ - srcarea.pos.y+=ydisp; - PgContextBlitArea(OCImage.offscreen_context, &srcarea, dst->hwdata->offscreenctx, &dstarea); - } - else - { - /* blitting offscreen to offscreen */ - PgContextBlitArea(src->hwdata->offscreenctx, &srcarea, dst->hwdata->offscreenctx, &dstarea); - } - } - - if ((src->flags & SDL_SRCALPHA) == SDL_SRCALPHA) - { - PgAlphaOff(); - } - - if ((src->flags & SDL_SRCCOLORKEY) == SDL_SRCCOLORKEY) - { - PgChromaOff(); - } - } - else - { - SDL_SetError("ph_HWAccelBlit(): Source or target surface is not a hardware surface !\n"); - return -1; - } - - PgFlush(); - PgWaitHWIdle(); - - return 0; -} - -int ph_SetHWColorKey(_THIS, SDL_Surface *surface, Uint32 key) -{ - if (this->info.blit_hw_CC!=1) - { - return -1; - } - - if (surface->hwdata!=NULL) - { - surface->hwdata->colorkey=ph_ExpandColor(this, surface, key); - if (surface->hwdata->colorkey==0xFFFFFFFFUL) - { - return -1; - } - } - PgSetChroma(surface->hwdata->colorkey, Pg_CHROMA_SRC_MATCH | Pg_CHROMA_NODRAW); - - return 0; -} - -int ph_SetHWAlpha(_THIS, SDL_Surface* surface, Uint8 alpha) -{ - if (this->info.blit_hw_A!=1) - { - return -1; - } - - PgSetAlphaBlend(NULL, alpha); - - return 0; -} - -#if SDL_VIDEO_OPENGL -void ph_OpenGLUpdate(_THIS, int numrects, SDL_Rect* rects) -{ - this->GL_SwapBuffers(this); - - return; -} -#endif /* SDL_VIDEO_OPENGL */ - -void ph_NormalUpdate(_THIS, int numrects, SDL_Rect *rects) -{ - PhPoint_t ph_pos; - PhRect_t ph_rect; - int i; - - for (i=0; i<numrects; ++i) - { - if (rects[i].w==0) /* Clipped? dunno why but this occurs sometime. */ - { - continue; - } - - if (rects[i].h==0) /* Clipped? dunno why but this occurs sometime. */ - { - continue; - } - - ph_pos.x = rects[i].x; - ph_pos.y = rects[i].y; - ph_rect.ul.x = rects[i].x; - ph_rect.ul.y = rects[i].y; - ph_rect.lr.x = rects[i].x + rects[i].w; - ph_rect.lr.y = rects[i].y + rects[i].h; - - if (PgDrawPhImageRectmx(&ph_pos, SDL_Image, &ph_rect, 0) < 0) - { - SDL_SetError("ph_NormalUpdate(): PgDrawPhImageRectmx failed!\n"); - return; - } - } - - if (PgFlush() < 0) - { - SDL_SetError("ph_NormalUpdate(): PgFlush() function failed!\n"); - } -} - -void ph_OCUpdate(_THIS, int numrects, SDL_Rect *rects) -{ - int i; - - PhPoint_t zero = {0, 0}; - PhArea_t src_rect; - PhArea_t dest_rect; - - PgSetTranslation(&zero, 0); - PgSetRegion(PtWidgetRid(window)); - PgSetClipping(0, NULL); - - PgFlush(); - PgWaitHWIdle(); - - for (i=0; i<numrects; ++i) - { - if (rects[i].w == 0) /* Clipped? */ - { - continue; - } - - if (rects[i].h == 0) /* Clipped? */ - { - continue; - } - - src_rect.pos.x=rects[i].x; - src_rect.pos.y=rects[i].y; - dest_rect.pos.x=rects[i].x; - dest_rect.pos.y=rects[i].y; - - src_rect.size.w=rects[i].w; - src_rect.size.h=rects[i].h; - dest_rect.size.w=rects[i].w; - dest_rect.size.h=rects[i].h; - - PgContextBlitArea(OCImage.offscreen_context, &src_rect, NULL, &dest_rect); - } - - if (PgFlush() < 0) - { - SDL_SetError("ph_OCUpdate(): PgFlush failed.\n"); - } -} - -void ph_OCDCUpdate(_THIS, int numrects, SDL_Rect *rects) -{ - PgWaitHWIdle(); - - if (PgFlush() < 0) - { - SDL_SetError("ph_OCDCUpdate(): PgFlush failed.\n"); - } -} |