diff options
Diffstat (limited to 'distrib/sdl-1.2.12/src/video/picogui/SDL_pgvideo.c')
| -rw-r--r-- | distrib/sdl-1.2.12/src/video/picogui/SDL_pgvideo.c | 364 |
1 files changed, 0 insertions, 364 deletions
diff --git a/distrib/sdl-1.2.12/src/video/picogui/SDL_pgvideo.c b/distrib/sdl-1.2.12/src/video/picogui/SDL_pgvideo.c deleted file mode 100644 index 04464af..0000000 --- a/distrib/sdl-1.2.12/src/video/picogui/SDL_pgvideo.c +++ /dev/null @@ -1,364 +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 - - Micah Dowty - micahjd@users.sourceforge.net -*/ -#include "SDL_config.h" - -#include "SDL_video.h" -#include "SDL_mouse.h" -#include "../SDL_sysvideo.h" -#include "../SDL_pixels_c.h" -#include "../../events/SDL_events_c.h" - -#include "SDL_pgvideo.h" -#include "SDL_pgevents_c.h" - -#define PGVID_DRIVER_NAME "picogui" - -/* Initialization/Query functions */ -static int PG_VideoInit(_THIS, SDL_PixelFormat *vformat); -static SDL_Rect **PG_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags); -static SDL_Surface *PG_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags); -static int PG_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors); -static void PG_VideoQuit(_THIS); - -/* Hardware surface functions */ -static int PG_AllocHWSurface(_THIS, SDL_Surface *surface); -static int PG_LockHWSurface(_THIS, SDL_Surface *surface); -static void PG_UnlockHWSurface(_THIS, SDL_Surface *surface); -static void PG_FreeHWSurface(_THIS, SDL_Surface *surface); - -/* etc. */ -static void PG_UpdateRects(_THIS, int numrects, SDL_Rect *rects); - -// The implementation dependent data for the window manager cursor -struct WMcursor { - /* Our cursor is a PicoGUI theme */ - pghandle theme; -} ; - -/* WM functions */ -void PG_SetCaption(_THIS, const char *title, const char *icon); -WMcursor * PG_CreateWMCursor (_THIS,Uint8 * data, Uint8 * mask, - int w, int h, int hot_x, int hot_y); -void PG_FreeWMCursor (_THIS, WMcursor * cursor); -void PG_WarpWMCursor(_THIS, Uint16 x, Uint16 y); -int PG_ShowWMCursor (_THIS, WMcursor * cursor); - -/* PicoGUI driver bootstrap functions */ - -static int PG_Available(void) -{ - /* FIXME: The current client lib doesn't give a way to see if the picogui - * server is reachable without causing a fatal error if it isn't. - * This should be fixed in cli_c2, but until then assume we can - * connect. Since more common drivers like X11 are probed first anyway, - * this shouldn't be a huge problem. - */ - return(1); -} - -static void PG_DeleteDevice(SDL_VideoDevice *device) -{ - SDL_free(device->hidden); - SDL_free(device); -} - -static SDL_VideoDevice *PG_CreateDevice(int devindex) -{ - SDL_VideoDevice *device; - - /* Initialize all variables that we clean on shutdown */ - device = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice)); - if ( device ) { - SDL_memset(device, 0, (sizeof *device)); - device->hidden = (struct SDL_PrivateVideoData *) - SDL_malloc((sizeof *device->hidden)); - } - if ( (device == NULL) || (device->hidden == NULL) ) { - SDL_OutOfMemory(); - if ( device ) { - SDL_free(device); - } - return(0); - } - SDL_memset(device->hidden, 0, (sizeof *device->hidden)); - - /* Set the function pointers */ - device->VideoInit = PG_VideoInit; - device->ListModes = PG_ListModes; - device->SetVideoMode = PG_SetVideoMode; - device->CreateYUVOverlay = NULL; - device->SetColors = PG_SetColors; - device->UpdateRects = PG_UpdateRects; - device->VideoQuit = PG_VideoQuit; - device->AllocHWSurface = PG_AllocHWSurface; - device->CheckHWBlit = NULL; - device->FillHWRect = NULL; - device->SetHWColorKey = NULL; - device->SetHWAlpha = NULL; - device->LockHWSurface = PG_LockHWSurface; - device->UnlockHWSurface = PG_UnlockHWSurface; - device->FlipHWSurface = NULL; - device->FreeHWSurface = PG_FreeHWSurface; - device->SetCaption = PG_SetCaption; - device->SetIcon = NULL; - device->IconifyWindow = NULL; - device->GrabInput = NULL; - - device->PumpEvents = PG_PumpEvents; - device->InitOSKeymap = PG_InitOSKeymap; - - device->ShowWMCursor = PG_ShowWMCursor; - device->CreateWMCursor = PG_CreateWMCursor; - device->FreeWMCursor = PG_FreeWMCursor; - device->WarpWMCursor = PG_WarpWMCursor; - - device->free = PG_DeleteDevice; - - return device; -} - -VideoBootStrap PG_bootstrap = { - PGVID_DRIVER_NAME, "PicoGUI SDL driver", - PG_Available, PG_CreateDevice -}; - - -int PG_VideoInit(_THIS, SDL_PixelFormat *vformat) -{ - /* Connect to the PicoGUI server. No way to process command line args yet, - * but since this is based on SHM it's not important to be able to specify - * a remote PicoGUI server. - * - * FIXME: Another nitpick about the current client lib is there's no - * clean way to indicate that command line args are not available. - */ - pgInit(0,(char**)""); - this->hidden->mi = *pgGetVideoMode(); - - /* Create a picogui application and canvas. We'll populate the canvas later. */ - this->hidden->wApp = pgRegisterApp(PG_APP_NORMAL,"SDL",0); - this->hidden->wCanvas = pgNewWidget(PG_WIDGET_CANVAS,0,0); - pgSetWidget(PGDEFAULT, - PG_WP_SIDE, PG_S_ALL, - 0); - - PG_InitEvents(this); - - /* Determine the current screen size */ - this->info.current_w = this->hidden->mi.lxres; - this->info.current_h = this->hidden->mi.lyres; - - /* Determine the screen depth. - * We change this during the SDL_SetVideoMode implementation... - * Round up to the nearest Bytes per pixel - */ - vformat->BitsPerPixel = this->hidden->mi.bpp; - vformat->BytesPerPixel = this->hidden->mi.bpp >> 3; - if (this->hidden->mi.bpp & 7) - vformat->BytesPerPixel++; - - /* We're done! */ - return(0); -} - -SDL_Rect **PG_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags) -{ - return (SDL_Rect **) -1; -} - -SDL_Surface *PG_SetVideoMode(_THIS, SDL_Surface *current, - int width, int height, int bpp, Uint32 flags) -{ - if ( this->hidden->bitmap ) { - /* Free old bitmap */ - if (current->pixels) { - shmdt(current->pixels); - current->pixels = NULL; - } - pgDelete(this->hidden->bitmap); - } - - /* Allocate the new pixel format for the screen */ - if ( ! SDL_ReallocFormat(current, bpp, 0, 0, 0, 0) ) { - SDL_SetError("Couldn't allocate new pixel format for requested mode"); - return(NULL); - } - - /* Create a new picogui bitmap */ - this->hidden->bitmap = pgCreateBitmap(width,height); - this->hidden->shm = *pgMakeSHMBitmap(this->hidden->bitmap); - current->pixels = shmat(shmget(this->hidden->shm.shm_key, - this->hidden->shm.shm_length,0),NULL,0); - - /* Reset the canvas, and draw persistent and incremental grops. - * Use mapping and offsets to center it. - */ - - pgWriteCmd(this->hidden->wCanvas, PGCANVAS_NUKE, 0); - - /* 0. Set the source position during incremental rendering - */ - pgWriteCmd(this->hidden->wCanvas, PGCANVAS_GROP, 5, PG_GROP_SETSRC,0,0,0,0); - pgWriteCmd(this->hidden->wCanvas, PGCANVAS_GROPFLAGS, 1, PG_GROPF_INCREMENTAL); - - /* 1. Incremental bitmap rendering - */ - pgWriteCmd(this->hidden->wCanvas, PGCANVAS_GROP, 6, PG_GROP_BITMAP, - 0,0,0,0,this->hidden->bitmap); - pgWriteCmd(this->hidden->wCanvas, PGCANVAS_GROPFLAGS, 1, PG_GROPF_INCREMENTAL); - - /* 2. Normal bitmap rendering - */ - pgWriteCmd(this->hidden->wCanvas, PGCANVAS_GROP, 6, PG_GROP_BITMAP, - 0,0,this->hidden->shm.width,this->hidden->shm.height,this->hidden->bitmap); - - /* Set up the new mode framebuffer */ - current->flags = 0; - current->w = this->hidden->shm.width; - current->h = this->hidden->shm.height; - current->pitch = this->hidden->shm.pitch; - - /* Set up pixel format */ - current->format->BitsPerPixel = this->hidden->shm.bpp; - current->format->BytesPerPixel = this->hidden->shm.bpp >> 3; - if (this->hidden->shm.bpp & 7) - current->format->BytesPerPixel++; - current->format->palette = NULL; - current->format->Rmask = this->hidden->shm.red_mask; - current->format->Gmask = this->hidden->shm.green_mask; - current->format->Bmask = this->hidden->shm.blue_mask; - current->format->Amask = this->hidden->shm.alpha_mask; - current->format->Rshift = this->hidden->shm.red_shift; - current->format->Gshift = this->hidden->shm.green_shift; - current->format->Bshift = this->hidden->shm.blue_shift; - current->format->Ashift = this->hidden->shm.alpha_shift; - current->format->Rloss = 8 - this->hidden->shm.red_length; - current->format->Gloss = 8 - this->hidden->shm.green_length; - current->format->Bloss = 8 - this->hidden->shm.blue_length; - current->format->Aloss = 8 - this->hidden->shm.alpha_length; - - /* Draw the app */ - pgUpdate(); - - /* We're done */ - return(current); -} - -/* We don't actually allow hardware surfaces other than the main one */ -static int PG_AllocHWSurface(_THIS, SDL_Surface *surface) -{ - return(-1); -} -static void PG_FreeHWSurface(_THIS, SDL_Surface *surface) -{ - return; -} - -/* We need to wait for vertical retrace on page flipped displays */ -static int PG_LockHWSurface(_THIS, SDL_Surface *surface) -{ - return(0); -} - -static void PG_UnlockHWSurface(_THIS, SDL_Surface *surface) -{ - return; -} - -static void PG_UpdateRects(_THIS, int numrects, SDL_Rect *rects) -{ - int i; - - for (i = 0; i < numrects; i++) { - if (rects[i].w <= 0 || rects[i].h <= 0) - continue; - - /* Schedule an incremental update for this rectangle, using - * the canvas gropnodes we've loaded beforehand. - */ - pgWriteCmd(this->hidden->wCanvas, PGCANVAS_FINDGROP, 1, 0); - pgWriteCmd(this->hidden->wCanvas, PGCANVAS_MOVEGROP, 4, - rects[i].x, rects[i].y, - rects[i].w, rects[i].h); - pgWriteCmd(this->hidden->wCanvas, PGCANVAS_FINDGROP, 1, 1); - pgWriteCmd(this->hidden->wCanvas, PGCANVAS_MOVEGROP, 4, - rects[i].x, rects[i].y, - rects[i].w, rects[i].h); - - /* Go perform the update */ - pgWriteCmd(this->hidden->wCanvas, PGCANVAS_INCREMENTAL, 0); - pgSubUpdate(this->hidden->wCanvas); - } -} - -int PG_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors) -{ - /* do nothing of note. */ - return(1); -} - -/* Note: If we are terminated, this could be called in the middle of - another SDL video routine -- notably UpdateRects. -*/ -void PG_VideoQuit(_THIS) -{ - if (this->screen->pixels != NULL) - { - shmdt(this->screen->pixels); - this->screen->pixels = NULL; - pgDelete(this->hidden->bitmap); - } - pgDelete(this->hidden->wCanvas); - pgDelete(this->hidden->wApp); -} - -void PG_SetCaption(_THIS, const char *title, const char *icon) -{ - if (title != NULL) - pgReplaceText(this->hidden->wApp, title); - pgUpdate(); -} - -/* FIXME: The cursor stuff isn't implemented yet! */ - -WMcursor * PG_CreateWMCursor (_THIS,Uint8 * data, Uint8 * mask, - int w, int h, int hot_x, int hot_y) -{ - static WMcursor dummy; - return &dummy; -} - -void PG_FreeWMCursor (_THIS, WMcursor * cursor) -{ -} - -void PG_WarpWMCursor(_THIS, Uint16 x, Uint16 y) -{ -} - -int PG_ShowWMCursor (_THIS, WMcursor * cursor) -{ - return 1; -} |