Mercurial > sdl-ios-xcode
diff src/video/photon/SDL_ph_image.c @ 1895:c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Mon, 10 Jul 2006 21:04:37 +0000 |
parents | d910939febfa |
children | e1da92da346c |
line wrap: on
line diff
--- a/src/video/photon/SDL_ph_image.c Thu Jul 06 18:01:37 2006 +0000 +++ b/src/video/photon/SDL_ph_image.c Mon Jul 10 21:04:37 2006 +0000 @@ -32,38 +32,44 @@ #include "SDL_ph_modes_c.h" #include "SDL_ph_gl.h" -int ph_SetupImage(_THIS, SDL_Surface *screen) +int +ph_SetupImage(_THIS, SDL_Surface * screen) { - PgColor_t* palette=NULL; - int type=0; + PgColor_t *palette = NULL; + int type = 0; int bpp; - - bpp=screen->format->BitsPerPixel; + + bpp = screen->format->BitsPerPixel; /* Determine image type */ - switch(bpp) - { - case 8:{ + switch (bpp) { + case 8: + { type = Pg_IMAGE_PALETTE_BYTE; } break; - case 15:{ - type = Pg_IMAGE_DIRECT_555; + case 15: + { + type = Pg_IMAGE_DIRECT_555; } break; - case 16:{ - type = Pg_IMAGE_DIRECT_565; + case 16: + { + type = Pg_IMAGE_DIRECT_565; } break; - case 24:{ + case 24: + { type = Pg_IMAGE_DIRECT_888; } break; - case 32:{ + case 32: + { type = Pg_IMAGE_DIRECT_8888; } break; - default:{ + default: + { SDL_SetError("ph_SetupImage(): unsupported bpp=%d !\n", bpp); return -1; } @@ -71,31 +77,33 @@ } /* palette emulation code */ - if ((bpp==8) && (desktoppal==SDLPH_PAL_EMULATE)) - { + 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"); + 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"); + 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 - { + } 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); + 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; } } @@ -108,61 +116,70 @@ return 0; } -int ph_SetupOCImage(_THIS, SDL_Surface *screen) +int +ph_SetupOCImage(_THIS, SDL_Surface * screen) { int type = 0; int bpp; OCImage.flags = screen->flags; - - bpp=screen->format->BitsPerPixel; + + 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; + 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); + 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"); + 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); + OCImage.dc_ptr = + (unsigned char *) PdGetOffscreenContextPtr(OCImage.offscreen_context); - if (OCImage.dc_ptr == NULL) - { - SDL_SetError("ph_SetupOCImage(): PdGetOffscreenContextPtr function failed !\n"); + if (OCImage.dc_ptr == NULL) { + SDL_SetError + ("ph_SetupOCImage(): PdGetOffscreenContextPtr function failed !\n"); PhDCRelease(OCImage.offscreen_context); return -1; } @@ -180,54 +197,59 @@ return 0; } -int ph_SetupFullScreenImage(_THIS, SDL_Surface* screen) +int +ph_SetupFullScreenImage(_THIS, SDL_Surface * screen) { OCImage.flags = screen->flags; /* Begin direct and fullscreen mode */ - if (!ph_EnterFullScreen(this, screen, PH_ENTER_DIRECTMODE)) - { + if (!ph_EnterFullScreen(this, screen, PH_ENTER_DIRECTMODE)) { return -1; } /* store palette for fullscreen */ - if ((screen->format->BitsPerPixel==8) && (desktopbpp!=8)) - { + 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"); + 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"); + + 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"); + 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"); + 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; } @@ -237,51 +259,46 @@ 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 - { + 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; + 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; } } @@ -296,98 +313,90 @@ #if SDL_VIDEO_OPENGL -int ph_SetupOpenGLImage(_THIS, SDL_Surface* screen) +int +ph_SetupOpenGLImage(_THIS, SDL_Surface * screen) { this->UpdateRects = ph_OpenGLUpdate; - screen->pixels=NULL; - screen->pitch=NULL; + 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; - } +#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 */ + } +#endif /* 6.3.0 */ - if (ph_SetupOpenGLContext(this, screen->w, screen->h, screen->format->BitsPerPixel, screen->flags)!=0) - { - screen->flags &= ~SDL_OPENGL; + if (ph_SetupOpenGLContext + (this, screen->w, screen->h, screen->format->BitsPerPixel, + screen->flags) != 0) { + screen->flags &= ~SDL_INTERNALOPENGL; return -1; } - + return 0; } #endif /* SDL_VIDEO_OPENGL */ -void ph_DestroyImage(_THIS, SDL_Surface* screen) +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 (screen->flags & SDL_INTERNALOPENGL) { + 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 */ +#if (_NTO_VERSION >= 630) + if (currently_fullscreen) { + ph_LeaveFullScreen(this); + } +#endif /* 6.3.0 */ return; } #endif /* SDL_VIDEO_OPENGL */ - if (currently_fullscreen) - { + if (currently_fullscreen) { /* if we right now in 8bpp fullscreen we must release palette */ - if ((screen->format->BitsPerPixel==8) && (desktopbpp!=8)) - { + 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); + PgSetPalette(savedpal, 0, 0, _Pg_MAX_PALETTE, + Pg_PALSET_GLOBAL | Pg_PALSET_FORCE_EXPOSE, 0); PgFlush(); } ph_LeaveFullScreen(this); } - if (OCImage.offscreen_context != NULL) - { + if (OCImage.offscreen_context != NULL) { PhDCRelease(OCImage.offscreen_context); OCImage.offscreen_context = NULL; OCImage.FrameData0 = NULL; } - if (OCImage.offscreen_backcontext != NULL) - { + if (OCImage.offscreen_backcontext != NULL) { PhDCRelease(OCImage.offscreen_backcontext); OCImage.offscreen_backcontext = NULL; OCImage.FrameData1 = NULL; } OCImage.CurrentFrameData = NULL; - if (SDL_Image) - { + if (SDL_Image) { /* if palette allocated, free it */ - if (SDL_Image->palette) - { + if (SDL_Image->palette) { SDL_free(SDL_Image->palette); } PgShmemDestroy(SDL_Image->image); @@ -397,160 +406,141 @@ /* Must be zeroed everytime */ SDL_Image = NULL; - if (screen) - { + if (screen) { screen->pixels = NULL; } } -int ph_UpdateHWInfo(_THIS) +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"); + if (PgGetGraphicsHWCaps(&hwcaps) < 0) { + SDL_SetError + ("ph_UpdateHWInfo(): GetGraphicsHWCaps() function failed !\n"); return -1; } - this->info.video_mem=hwcaps.currently_available_video_ram/1024; + 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"); + 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) - { + 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; + if (hwcaps.currently_available_video_ram != 0) { + this->info.hw_available = 1; + } else { + this->info.hw_available = 0; } - else - { - this->info.hw_available = 0; - } - } - else - { + } else { this->info.hw_available = 0; } - if ((vmode.mode_capabilities2 & PgVM_MODE_CAP2_RECTANGLE) == PgVM_MODE_CAP2_RECTANGLE) - { + if ((vmode.mode_capabilities2 & PgVM_MODE_CAP2_RECTANGLE) == + PgVM_MODE_CAP2_RECTANGLE) { this->info.blit_fill = 1; - } - else - { + } else { this->info.blit_fill = 0; } - if ((vmode.mode_capabilities2 & PgVM_MODE_CAP2_BITBLT) == PgVM_MODE_CAP2_BITBLT) - { + if ((vmode.mode_capabilities2 & PgVM_MODE_CAP2_BITBLT) == + PgVM_MODE_CAP2_BITBLT) { this->info.blit_hw = 1; - } - else - { + } else { this->info.blit_hw = 0; } - if ((vmode.mode_capabilities2 & PgVM_MODE_CAP2_ALPHA_BLEND) == PgVM_MODE_CAP2_ALPHA_BLEND) - { + if ((vmode.mode_capabilities2 & PgVM_MODE_CAP2_ALPHA_BLEND) == + PgVM_MODE_CAP2_ALPHA_BLEND) { this->info.blit_hw_A = 1; - } - else - { + } else { this->info.blit_hw_A = 0; } - - if ((vmode.mode_capabilities2 & PgVM_MODE_CAP2_CHROMA) == PgVM_MODE_CAP2_CHROMA) - { + + if ((vmode.mode_capabilities2 & PgVM_MODE_CAP2_CHROMA) == + PgVM_MODE_CAP2_CHROMA) { this->info.blit_hw_CC = 1; - } - else - { + } else { this->info.blit_hw_CC = 0; } - + return 0; } -int ph_SetupUpdateFunction(_THIS, SDL_Surface* screen, Uint32 flags) +int +ph_SetupUpdateFunction(_THIS, SDL_Surface * screen, Uint32 flags) { - int setupresult=-1; + int setupresult = -1; ph_DestroyImage(this, screen); - + #if SDL_VIDEO_OPENGL - if ((flags & SDL_OPENGL)==SDL_OPENGL) - { - setupresult=ph_SetupOpenGLImage(this, screen); - } - else - { + if (flags & SDL_INTERNALOPENGL) { + 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 ((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); + if (setupresult != -1) { + ph_UpdateHWInfo(this); } - + return setupresult; } -int ph_AllocHWSurface(_THIS, SDL_Surface* surface) +int +ph_AllocHWSurface(_THIS, SDL_Surface * surface) { PgHWCaps_t hwcaps; - if (surface->hwdata!=NULL) - { - SDL_SetError("ph_AllocHWSurface(): hwdata already exists!\n"); - return -1; + if (surface->hwdata != NULL) { + SDL_SetError("ph_AllocHWSurface(): hwdata already exists!\n"); + return -1; } - surface->hwdata=SDL_malloc(sizeof(struct private_hwdata)); + 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"); + 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) - { + surface->pixels = PdGetOffscreenContextPtr(surface->hwdata->offscreenctx); + if (surface->pixels == NULL) { PhDCRelease(surface->hwdata->offscreenctx); - SDL_SetError("ph_AllocHWSurface(): PdGetOffscreenContextPtr() function failed !\n"); + 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 */ + 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) + 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"); @@ -559,189 +549,183 @@ #endif /* 0 */ /* Update video ram amount */ - if (PgGetGraphicsHWCaps(&hwcaps) < 0) - { + if (PgGetGraphicsHWCaps(&hwcaps) < 0) { PdDestroyOffscreenLock(surface->hwdata->offscreenctx); PhDCRelease(surface->hwdata->offscreenctx); - SDL_SetError("ph_AllocHWSurface(): GetGraphicsHWCaps() function failed !\n"); + SDL_SetError + ("ph_AllocHWSurface(): GetGraphicsHWCaps() function failed !\n"); return -1; } - this->info.video_mem=hwcaps.currently_available_video_ram/1024; + this->info.video_mem = hwcaps.currently_available_video_ram / 1024; return 0; } -void ph_FreeHWSurface(_THIS, SDL_Surface* surface) +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 == 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 (surface->hwdata->offscreenctx == NULL) { + SDL_SetError("ph_FreeHWSurface(): no offscreen context to delete!\n"); + return; } - -#if 0 /* FIXME */ +#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); + 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; + surface->hwdata = NULL; /* Update video ram amount */ - if (PgGetGraphicsHWCaps(&hwcaps) < 0) - { - SDL_SetError("ph_FreeHWSurface(): GetGraphicsHWCaps() function failed !\n"); + if (PgGetGraphicsHWCaps(&hwcaps) < 0) { + SDL_SetError + ("ph_FreeHWSurface(): GetGraphicsHWCaps() function failed !\n"); return; } - this->info.video_mem=hwcaps.currently_available_video_ram/1024; + this->info.video_mem = hwcaps.currently_available_video_ram / 1024; return; } -int ph_CheckHWBlit(_THIS, SDL_Surface *src, SDL_Surface *dst) +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->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_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; - } - } + 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; + src->flags |= SDL_HWACCEL; + src->map->hw_blit = ph_HWAccelBlit; - return 1; + return 1; } -PgColor_t ph_ExpandColor(_THIS, SDL_Surface* surface, Uint32 color) +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"); + 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) +int +ph_FillHWRect(_THIS, SDL_Surface * surface, SDL_Rect * rect, Uint32 color) { PgColor_t oldcolor; Uint32 truecolor; - int ydisp=0; + int ydisp = 0; - if (this->info.blit_fill!=1) - { - return -1; - } - - truecolor=ph_ExpandColor(this, surface, color); - if (truecolor==0xFFFFFFFFUL) - { + if (this->info.blit_fill != 1) { return -1; } - oldcolor=PgSetFillColor(truecolor); + truecolor = ph_ExpandColor(this, surface, color); + if (truecolor == 0xFFFFFFFFUL) { + return -1; + } + + oldcolor = PgSetFillColor(truecolor); /* 640x400 videomode emulation */ - if (videomode_emulatemode==1) - { - ydisp+=40; + 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); + PgDrawIRect(rect->x, rect->y + ydisp, rect->w + rect->x - 1, + rect->h + rect->y + ydisp - 1, Pg_DRAW_FILL); PgSetFillColor(oldcolor); PgFlush(); PgWaitHWIdle(); @@ -749,28 +733,28 @@ return 0; } -int ph_FlipHWSurface(_THIS, SDL_Surface* screen) +int +ph_FlipHWSurface(_THIS, SDL_Surface * screen) { PhArea_t farea; - if ((screen->flags & SDL_FULLSCREEN) == SDL_FULLSCREEN) - { + 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; + 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; + if (videomode_emulatemode == 1) { + farea.pos.y += 40; } - PgContextBlitArea(OCImage.offscreen_context, &farea, OCImage.offscreen_backcontext, &farea); + PgContextBlitArea(OCImage.offscreen_context, &farea, + OCImage.offscreen_backcontext, &farea); /* flush the blitting */ PgFlush(); @@ -779,141 +763,132 @@ return 0; } -int ph_LockHWSurface(_THIS, SDL_Surface* surface) +int +ph_LockHWSurface(_THIS, SDL_Surface * surface) { -#if 0 /* FIXME */ +#if 0 /* FIXME */ int lockresult; - if (surface->hwdata == NULL) - { + if (surface->hwdata == NULL) { return; } - surface->hwdata->lockparam.flags=0; - surface->hwdata->lockparam.time_out=NULL; - lockresult=PdLockOffscreen(surface->hwdata->offscreenctx, &surface->hwdata->lockparam); + 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; + 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) +void +ph_UnlockHWSurface(_THIS, SDL_Surface * surface) { -#if 0 /* FIXME */ +#if 0 /* FIXME */ int unlockresult; - if ((surface == NULL) || (surface->hwdata == NULL)) - { + if ((surface == NULL) || (surface->hwdata == NULL)) { return; } - if (PdIsOffscreenLocked(surface->hwdata->offscreenctx)==Pg_OSC_LOCKED) - { - unlockresult=PdUnlockOffscreen(surface->hwdata->offscreenctx); + 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) +int +ph_HWAccelBlit(SDL_Surface * src, SDL_Rect * srcrect, SDL_Surface * dst, + SDL_Rect * dstrect) { - SDL_VideoDevice* this=current_video; + SDL_VideoDevice *this = current_video; PhArea_t srcarea; PhArea_t dstarea; - int ydisp=0; + int ydisp = 0; /* 640x400 videomode emulation */ - if (videomode_emulatemode==1) - { - ydisp+=40; + 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; + 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; + 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) - { + 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) - { + if ((src->flags & SDL_SRCALPHA) == SDL_SRCALPHA) { ph_SetHWAlpha(this, src, src->format->alpha); PgAlphaOn(); } - if (dst == this->screen) - { - if (src == this->screen) - { + 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 - { + 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); + dstarea.pos.y += ydisp; + PgContextBlitArea(src->hwdata->offscreenctx, &srcarea, + OCImage.offscreen_context, &dstarea); } - } - else - { - if (src == this->screen) - { + } 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 - { + 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); + PgContextBlitArea(src->hwdata->offscreenctx, &srcarea, + dst->hwdata->offscreenctx, &dstarea); } } - if ((src->flags & SDL_SRCALPHA) == SDL_SRCALPHA) - { + if ((src->flags & SDL_SRCALPHA) == SDL_SRCALPHA) { PgAlphaOff(); } - if ((src->flags & SDL_SRCCOLORKEY) == SDL_SRCCOLORKEY) - { + if ((src->flags & SDL_SRCCOLORKEY) == SDL_SRCCOLORKEY) { PgChromaOff(); } - } - else - { - SDL_SetError("ph_HWAccelBlit(): Source or target surface is not a hardware surface !\n"); + } else { + SDL_SetError + ("ph_HWAccelBlit(): Source or target surface is not a hardware surface !\n"); return -1; } @@ -923,31 +898,30 @@ return 0; } -int ph_SetHWColorKey(_THIS, SDL_Surface *surface, Uint32 key) +int +ph_SetHWColorKey(_THIS, SDL_Surface * surface, Uint32 key) { - if (this->info.blit_hw_CC!=1) - { - return -1; + 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) - { + 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); + PgSetChroma(surface->hwdata->colorkey, + Pg_CHROMA_SRC_MATCH | Pg_CHROMA_NODRAW); return 0; } -int ph_SetHWAlpha(_THIS, SDL_Surface* surface, Uint8 alpha) +int +ph_SetHWAlpha(_THIS, SDL_Surface * surface, Uint8 alpha) { - if (this->info.blit_hw_A!=1) - { - return -1; + if (this->info.blit_hw_A != 1) { + return -1; } PgSetAlphaBlend(NULL, alpha); @@ -956,29 +930,28 @@ } #if SDL_VIDEO_OPENGL -void ph_OpenGLUpdate(_THIS, int numrects, SDL_Rect* rects) +void +ph_OpenGLUpdate(_THIS, int numrects, SDL_Rect * rects) { - this->GL_SwapBuffers(this); - - return; + this->GL_SwapBuffers(this); + + return; } #endif /* SDL_VIDEO_OPENGL */ -void ph_NormalUpdate(_THIS, int numrects, SDL_Rect *rects) +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. */ - { + 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. */ - { + if (rects[i].h == 0) { /* Clipped? dunno why but this occurs sometime. */ continue; } @@ -989,24 +962,23 @@ 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) - { + 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"); + if (PgFlush() < 0) { + SDL_SetError("ph_NormalUpdate(): PgFlush() function failed!\n"); } } -void ph_OCUpdate(_THIS, int numrects, SDL_Rect *rects) +void +ph_OCUpdate(_THIS, int numrects, SDL_Rect * rects) { int i; - PhPoint_t zero = {0, 0}; + PhPoint_t zero = { 0, 0 }; PhArea_t src_rect; PhArea_t dest_rect; @@ -1017,43 +989,42 @@ PgFlush(); PgWaitHWIdle(); - for (i=0; i<numrects; ++i) - { - if (rects[i].w == 0) /* Clipped? */ - { + for (i = 0; i < numrects; ++i) { + if (rects[i].w == 0) { /* Clipped? */ + continue; + } + + if (rects[i].h == 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.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); + 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) - { + if (PgFlush() < 0) { SDL_SetError("ph_OCUpdate(): PgFlush failed.\n"); } } -void ph_OCDCUpdate(_THIS, int numrects, SDL_Rect *rects) +void +ph_OCDCUpdate(_THIS, int numrects, SDL_Rect * rects) { PgWaitHWIdle(); - if (PgFlush() < 0) - { + if (PgFlush() < 0) { SDL_SetError("ph_OCDCUpdate(): PgFlush failed.\n"); } } + +/* vi: set ts=4 sw=4 expandtab: */