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Diffstat (limited to 'apps/plugins/sdl/src/video/ggi/SDL_ggivideo.c')
-rw-r--r--apps/plugins/sdl/src/video/ggi/SDL_ggivideo.c378
1 files changed, 0 insertions, 378 deletions
diff --git a/apps/plugins/sdl/src/video/ggi/SDL_ggivideo.c b/apps/plugins/sdl/src/video/ggi/SDL_ggivideo.c
deleted file mode 100644
index face49543e..0000000000
--- a/apps/plugins/sdl/src/video/ggi/SDL_ggivideo.c
+++ /dev/null
@@ -1,378 +0,0 @@
-/*
- SDL - Simple DirectMedia Layer
- Copyright (C) 1997-2012 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"
-
-/* GGI-based SDL video driver implementation.
-*/
-
-#include <fcntl.h>
-#include <unistd.h>
-#include <sys/mman.h>
-
-#include <ggi/ggi.h>
-#include <ggi/gii.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_ggivideo.h"
-#include "SDL_ggimouse_c.h"
-#include "SDL_ggievents_c.h"
-
-
-struct private_hwdata
-{
- ggi_visual_t vis;
-};
-
-ggi_visual_t VIS;
-
-/* Initialization/Query functions */
-static int GGI_VideoInit(_THIS, SDL_PixelFormat *vformat);
-static SDL_Rect **GGI_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags);
-static SDL_Surface *GGI_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
-static int GGI_SetColors(_THIS, int firstcolor, int ncolors,
- SDL_Color *colors);
-static void GGI_VideoQuit(_THIS);
-
-/* Hardware surface functions */
-static int GGI_AllocHWSurface(_THIS, SDL_Surface *surface);
-static int GGI_LockHWSurface(_THIS, SDL_Surface *surface);
-static void GGI_UnlockHWSurface(_THIS, SDL_Surface *surface);
-static void GGI_FreeHWSurface(_THIS, SDL_Surface *surface);
-
-/* GGI driver bootstrap functions */
-
-static int GGI_Available(void)
-{
- ggi_visual_t *vis;
-
- vis = NULL;
- if (ggiInit() == 0) {
- vis = ggiOpen(NULL);
- if (vis != NULL) {
- ggiClose(vis);
- }
- }
- return (vis != NULL);
-}
-
-static void GGI_DeleteDevice(SDL_VideoDevice *device)
-{
- SDL_free(device->hidden);
- SDL_free(device);
-}
-
-static SDL_VideoDevice *GGI_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 = GGI_VideoInit;
- device->ListModes = GGI_ListModes;
- device->SetVideoMode = GGI_SetVideoMode;
- device->SetColors = GGI_SetColors;
- device->UpdateRects = NULL;
- device->VideoQuit = GGI_VideoQuit;
- device->AllocHWSurface = GGI_AllocHWSurface;
- device->CheckHWBlit = NULL;
- device->FillHWRect = NULL;
- device->SetHWColorKey = NULL;
- device->SetHWAlpha = NULL;
- device->LockHWSurface = GGI_LockHWSurface;
- device->UnlockHWSurface = GGI_UnlockHWSurface;
- device->FlipHWSurface = NULL;
- device->FreeHWSurface = GGI_FreeHWSurface;
- device->SetCaption = NULL;
- device->SetIcon = NULL;
- device->IconifyWindow = NULL;
- device->GrabInput = NULL;
- device->GetWMInfo = NULL;
- device->InitOSKeymap = GGI_InitOSKeymap;
- device->PumpEvents = GGI_PumpEvents;
-
- device->free = GGI_DeleteDevice;
-
- return device;
-}
-
-VideoBootStrap GGI_bootstrap = {
- "ggi", "General Graphics Interface (GGI)",
- GGI_Available, GGI_CreateDevice
-};
-
-
-static SDL_Rect video_mode;
-static SDL_Rect *SDL_modelist[4] = { NULL, NULL, NULL, NULL };
-
-int GGI_VideoInit(_THIS, SDL_PixelFormat *vformat)
-{
- ggi_mode mode =
- {
- 1,
- { GGI_AUTO, GGI_AUTO },
- { GGI_AUTO, GGI_AUTO },
- { 0, 0 },
- GT_AUTO,
- { GGI_AUTO, GGI_AUTO }
- };
- struct private_hwdata *priv;
- ggi_color pal[256], map[256];
- const ggi_directbuffer *db;
- int err, num_bufs;
- ggi_pixel white, black;
-
- priv = SDL_malloc(sizeof(struct private_hwdata));
- if (priv == NULL)
- {
- SDL_SetError("Unhandled GGI mode type!\n");
- GGI_VideoQuit(NULL);
- }
-
- if (ggiInit() != 0)
- {
- SDL_SetError("Unable to initialize GGI!\n");
- GGI_VideoQuit(NULL);
- }
-
- VIS = ggiOpen(NULL);
- if (VIS == NULL)
- {
- SDL_SetError("Unable to open default GGI visual!\n");
- ggiExit();
- GGI_VideoQuit(NULL);
- }
-
- ggiSetFlags(VIS, GGIFLAG_ASYNC);
-
- /* Validate mode, autodetecting any GGI_AUTO or GT_AUTO fields */
- ggiCheckMode(VIS, &mode);
-
- /* At this point we should have a valid mode - try to set it */
- err = ggiSetMode(VIS, &mode);
-
- /* If we couldn't set _any_ modes, something is very wrong */
- if (err)
- {
- SDL_SetError("Can't set a mode!\n");
- ggiClose(VIS);
- ggiExit();
- GGI_VideoQuit(NULL);
- }
-
- /* Determine the current screen size */
- this->info.current_w = mode.virt.x;
- this->info.current_h = mode.virt.y;
-
- /* Set a palette for palletized modes */
- if (GT_SCHEME(mode.graphtype) == GT_PALETTE)
- {
- ggiSetColorfulPalette(VIS);
- ggiGetPalette(VIS, 0, 1 << vformat->BitsPerPixel, pal);
- }
-
- /* Now we try to get the DirectBuffer info, which determines whether
- * SDL can access hardware surfaces directly. */
-
- num_bufs = ggiDBGetNumBuffers(VIS);
-
- if (num_bufs > 0)
- {
- db = ggiDBGetBuffer(VIS, 0); /* Only handle one DB for now */
-
- vformat->BitsPerPixel = db->buffer.plb.pixelformat->depth;
-
- vformat->Rmask = db->buffer.plb.pixelformat->red_mask;
- vformat->Gmask = db->buffer.plb.pixelformat->green_mask;
- vformat->Bmask = db->buffer.plb.pixelformat->blue_mask;
-
- /* Fill in our hardware acceleration capabilities */
-
- this->info.wm_available = 0;
- this->info.hw_available = 1;
- this->info.video_mem = db->buffer.plb.stride * mode.virt.y;
- }
-
- video_mode.x = 0;
- video_mode.y = 0;
- video_mode.w = mode.virt.x;
- video_mode.h = mode.virt.y;
- SDL_modelist[((vformat->BitsPerPixel + 7) / 8) - 1] = &video_mode;
-
- /* We're done! */
- return(0);
-}
-
-static SDL_Rect **GGI_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags)
-{
- return(&SDL_modelist[((format->BitsPerPixel + 7) / 8) - 1]);
-}
-
-/* Various screen update functions available */
-static void GGI_DirectUpdate(_THIS, int numrects, SDL_Rect *rects);
-
-SDL_Surface *GGI_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags)
-{
- ggi_mode mode =
- {
- 1,
- { GGI_AUTO, GGI_AUTO },
- { GGI_AUTO, GGI_AUTO },
- { 0, 0 },
- GT_AUTO,
- { GGI_AUTO, GGI_AUTO }
- };
- const ggi_directbuffer *db;
- ggi_color pal[256];
- int err;
-
- fprintf(stderr, "GGI_SetVideoMode()\n");
-
- mode.visible.x = mode.virt.x = width;
- mode.visible.y = mode.virt.y = height;
-
- /* Translate requested SDL bit depth into a GGI mode */
- switch (bpp)
- {
- case 1: mode.graphtype = GT_1BIT; break;
- case 2: mode.graphtype = GT_2BIT; break;
- case 4: mode.graphtype = GT_4BIT; break;
- case 8: mode.graphtype = GT_8BIT; break;
- case 15: mode.graphtype = GT_15BIT; break;
- case 16: mode.graphtype = GT_16BIT; break;
- case 24: mode.graphtype = GT_24BIT; break;
- case 32: mode.graphtype = GT_32BIT; break;
- default:
- SDL_SetError("Unknown SDL bit depth, using GT_AUTO....\n");
- mode.graphtype = GT_AUTO;
- }
-
- /* Validate mode, autodetecting any GGI_AUTO or GT_AUTO fields */
- ggiCheckMode(VIS, &mode);
-
- /* At this point we should have a valid mode - try to set it */
- err = ggiSetMode(VIS, &mode);
-
- /* If we couldn't set _any_ modes, something is very wrong */
- if (err)
- {
- SDL_SetError("Can't set a mode!\n");
- ggiClose(VIS);
- ggiExit();
- GGI_VideoQuit(NULL);
- }
-
- /* Set a palette for palletized modes */
- if (GT_SCHEME(mode.graphtype) == GT_PALETTE)
- {
- ggiSetColorfulPalette(VIS);
- ggiGetPalette(VIS, 0, 1 << bpp, pal);
- }
-
- db = ggiDBGetBuffer(VIS, 0);
-
- /* Set up the new mode framebuffer */
- current->flags = (SDL_FULLSCREEN | SDL_HWSURFACE);
- current->w = mode.virt.x;
- current->h = mode.virt.y;
- current->pitch = db->buffer.plb.stride;
- current->pixels = db->read;
-
- /* Set the blit function */
- this->UpdateRects = GGI_DirectUpdate;
-
- /* We're done */
- return(current);
-}
-
-static int GGI_AllocHWSurface(_THIS, SDL_Surface *surface)
-{
- return(-1);
-}
-static void GGI_FreeHWSurface(_THIS, SDL_Surface *surface)
-{
- return;
-}
-static int GGI_LockHWSurface(_THIS, SDL_Surface *surface)
-{
- return(0);
-}
-static void GGI_UnlockHWSurface(_THIS, SDL_Surface *surface)
-{
- return;
-}
-
-static void GGI_DirectUpdate(_THIS, int numrects, SDL_Rect *rects)
-{
- int i;
-
-/* ggiFlush(VIS); */
-
- for (i = 0; i < numrects; i++)
- {
- ggiFlushRegion(VIS, rects[i].x, rects[i].y, rects[i].w, rects[i].h);
- }
- return;
-}
-
-int GGI_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors)
-{
- int i;
- ggi_color pal[256];
-
- /* Set up the colormap */
- for (i = 0; i < ncolors; i++)
- {
- pal[i].r = (colors[i].r << 8) | colors[i].r;
- pal[i].g = (colors[i].g << 8) | colors[i].g;
- pal[i].b = (colors[i].b << 8) | colors[i].b;
- }
-
- ggiSetPalette(VIS, firstcolor, ncolors, pal);
-
- return 1;
-}
-
-void GGI_VideoQuit(_THIS)
-{
-}
-void GGI_FinalQuit(void)
-{
-}
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