| /* |
| 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_INTERNALOPENGL; |
| return -1; |
| } |
| |
| return 0; |
| } |
| |
| #endif /* SDL_VIDEO_OPENGL */ |
| |
| void |
| ph_DestroyImage(_THIS, SDL_Surface * screen) |
| { |
| |
| #if SDL_VIDEO_OPENGL |
| 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 */ |
| |
| 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_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 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"); |
| } |
| } |
| |
| /* vi: set ts=4 sw=4 expandtab: */ |