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Diffstat (limited to 'distrib/sdl-1.2.15/src/video/ps2gs/SDL_gsvideo.c')
-rw-r--r--distrib/sdl-1.2.15/src/video/ps2gs/SDL_gsvideo.c689
1 files changed, 689 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.15/src/video/ps2gs/SDL_gsvideo.c b/distrib/sdl-1.2.15/src/video/ps2gs/SDL_gsvideo.c
new file mode 100644
index 0000000..e172c60
--- /dev/null
+++ b/distrib/sdl-1.2.15/src/video/ps2gs/SDL_gsvideo.c
@@ -0,0 +1,689 @@
+/*
+ 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"
+
+/* Framebuffer console based SDL video driver implementation.
+*/
+
+#include <fcntl.h>
+#include <unistd.h>
+#include <sys/ioctl.h>
+#include <sys/mman.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_cursor_c.h"
+#include "SDL_gsvideo.h"
+#include "SDL_gsmouse_c.h"
+#include "SDL_gsevents_c.h"
+#include "SDL_gsyuv_c.h"
+
+
+/* Initialization/Query functions */
+static int GS_VideoInit(_THIS, SDL_PixelFormat *vformat);
+static SDL_Rect **GS_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags);
+static SDL_Surface *GS_SetVideoMode(_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
+static int GS_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors);
+static void GS_VideoQuit(_THIS);
+
+/* Hardware surface functions */
+static int GS_AllocHWSurface(_THIS, SDL_Surface *surface);
+static int GS_LockHWSurface(_THIS, SDL_Surface *surface);
+static void GS_UnlockHWSurface(_THIS, SDL_Surface *surface);
+static void GS_FreeHWSurface(_THIS, SDL_Surface *surface);
+
+/* GS driver bootstrap functions */
+
+static int GS_Available(void)
+{
+ int console, memory;
+
+ console = open(PS2_DEV_GS, O_RDWR, 0);
+ if ( console >= 0 ) {
+ close(console);
+ }
+ memory = open(PS2_DEV_MEM, O_RDWR, 0);
+ if ( memory >= 0 ) {
+ close(memory);
+ }
+ return((console >= 0) && (memory >= 0));
+}
+
+static void GS_DeleteDevice(SDL_VideoDevice *device)
+{
+ SDL_free(device->hidden);
+ SDL_free(device);
+}
+
+static SDL_VideoDevice *GS_CreateDevice(int devindex)
+{
+ SDL_VideoDevice *this;
+
+ /* Initialize all variables that we clean on shutdown */
+ this = (SDL_VideoDevice *)SDL_malloc(sizeof(SDL_VideoDevice));
+ if ( this ) {
+ SDL_memset(this, 0, (sizeof *this));
+ this->hidden = (struct SDL_PrivateVideoData *)
+ SDL_malloc((sizeof *this->hidden));
+ }
+ if ( (this == NULL) || (this->hidden == NULL) ) {
+ SDL_OutOfMemory();
+ if ( this ) {
+ SDL_free(this);
+ }
+ return(0);
+ }
+ SDL_memset(this->hidden, 0, (sizeof *this->hidden));
+ mouse_fd = -1;
+ keyboard_fd = -1;
+
+ /* Set the function pointers */
+ this->VideoInit = GS_VideoInit;
+ this->ListModes = GS_ListModes;
+ this->SetVideoMode = GS_SetVideoMode;
+ this->CreateYUVOverlay = GS_CreateYUVOverlay;
+ this->SetColors = GS_SetColors;
+ this->UpdateRects = NULL;
+ this->VideoQuit = GS_VideoQuit;
+ this->AllocHWSurface = GS_AllocHWSurface;
+ this->CheckHWBlit = NULL;
+ this->FillHWRect = NULL;
+ this->SetHWColorKey = NULL;
+ this->SetHWAlpha = NULL;
+ this->LockHWSurface = GS_LockHWSurface;
+ this->UnlockHWSurface = GS_UnlockHWSurface;
+ this->FlipHWSurface = NULL;
+ this->FreeHWSurface = GS_FreeHWSurface;
+ this->SetIcon = NULL;
+ this->SetCaption = NULL;
+ this->GetWMInfo = NULL;
+ this->FreeWMCursor = GS_FreeWMCursor;
+ this->CreateWMCursor = GS_CreateWMCursor;
+ this->ShowWMCursor = GS_ShowWMCursor;
+ this->MoveWMCursor = GS_MoveWMCursor;
+ this->InitOSKeymap = GS_InitOSKeymap;
+ this->PumpEvents = GS_PumpEvents;
+
+ this->free = GS_DeleteDevice;
+
+ return this;
+}
+
+VideoBootStrap PS2GS_bootstrap = {
+ "ps2gs", "PlayStation 2 Graphics Synthesizer",
+ GS_Available, GS_CreateDevice
+};
+
+/* These are the pixel formats for the 32, 24, and 16 bit video modes */
+static struct {
+ int bpp;
+ Uint32 r;
+ Uint32 g;
+ Uint32 b;
+} GS_pixelmasks[] = {
+ { 32, 0x000000FF, /* RGB little-endian */
+ 0x0000FF00,
+ 0x00FF0000 },
+ { 24, 0x000000FF, /* RGB little-endian */
+ 0x0000FF00,
+ 0x00FF0000 },
+ { 16, 0x0000001f, /* RGB little-endian */
+ 0x000003e0,
+ 0x00007c00 },
+};
+/* This is a mapping from SDL bytes-per-pixel to GS pixel format */
+static int GS_formatmap[] = {
+ -1, /* 0 bpp, not a legal value */
+ -1, /* 8 bpp, not supported (yet?) */
+ PS2_GS_PSMCT16, /* 16 bpp */
+ PS2_GS_PSMCT24, /* 24 bpp */
+ PS2_GS_PSMCT32 /* 32 bpp */
+};
+
+static unsigned long long head_tags[] __attribute__((aligned(16))) = {
+ 4 | (1LL << 60), /* GIFtag */
+ 0x0e, /* A+D */
+ 0, /* 2 */
+ PS2_GS_BITBLTBUF,
+ 0, /* 4 */
+ PS2_GS_TRXPOS,
+ 0, /* 6 */
+ PS2_GS_TRXREG,
+ 0, /* 8 */
+ PS2_GS_TRXDIR
+};
+
+#define MAXIMG (32767 * 16)
+#define MAXTAGS 8
+
+static inline int loadimage_nonblock(int fd, struct ps2_image *image, int size,
+ unsigned long long *hm,
+ unsigned long long *im)
+{
+ struct ps2_plist plist;
+ struct ps2_packet packet[1 + MAXTAGS * 2];
+ int isize;
+ int pnum, it, eop;
+ char *data;
+
+ /* initialize the variables */
+ data = (char *)image->ptr;
+ pnum = it = eop = 0;
+ plist.packet = packet;
+
+ /* make BITBLT packet */
+ packet[pnum].ptr = hm;
+ packet[pnum].len = sizeof(head_tags);
+ pnum++;
+ hm[2] = ((unsigned long long)image->fbp << 32) |
+ ((unsigned long long)image->fbw << 48) |
+ ((unsigned long long)image->psm << 56);
+ hm[4] = ((unsigned long long)image->x << 32) |
+ ((unsigned long long)image->y << 48);
+ hm[6] = (unsigned long long)image->w |
+ ((unsigned long long)image->h << 32);
+
+ /* make image mode tags */
+ while (!eop) {
+ isize = size > MAXIMG ? MAXIMG : size;
+ size -= isize;
+ eop = (size == 0);
+
+ packet[pnum].ptr = &im[it];
+ packet[pnum].len = sizeof(unsigned long long) * 2;
+ pnum++;
+ im[it++] = (isize >> 4) | (eop ? (1 << 15) : 0) | (2LL << 58);
+ im[it++] = 0;
+
+ packet[pnum].ptr = (void *)data;
+ packet[pnum].len = isize;
+ pnum++;
+ data += isize;
+ }
+ plist.num = pnum;
+
+ return ioctl(fd, PS2IOC_SENDL, &plist);
+}
+
+static unsigned long long tex_tags[] __attribute__((aligned(16))) = {
+ 3 | (1LL << 60), /* GIFtag */
+ 0x0e, /* A+D */
+ 0, /* 2 */
+ PS2_GS_TEX0_1,
+ (1 << 5) + (1 << 6),
+ PS2_GS_TEX1_1,
+ 0,
+ PS2_GS_TEXFLUSH
+};
+static unsigned long long scale_tags[] __attribute__((aligned(16))) = {
+ 5 | (1LL << 60), /* GIFtag */
+ 0x0e, /* A+D */
+ 6 + (1 << 4) + (1 << 8),
+ PS2_GS_PRIM,
+ ((unsigned long long)0 * 16) + (((unsigned long long)0 * 16) << 16),
+ PS2_GS_UV,
+ ((unsigned long long)0 * 16) + (((unsigned long long)0 * 16) << 16),
+ PS2_GS_XYZ2,
+ 0, /* 8 */
+ PS2_GS_UV,
+ 0, /* 10 */
+ PS2_GS_XYZ2
+};
+
+
+int scaleimage_nonblock(int fd, unsigned long long *tm, unsigned long long *sm)
+{
+ struct ps2_plist plist;
+ struct ps2_packet packet[2];
+
+ /* initialize the variables */
+ plist.num = 2;
+ plist.packet = packet;
+
+ packet[0].ptr = tm;
+ packet[0].len = sizeof(tex_tags);
+ packet[1].ptr = sm;
+ packet[1].len = sizeof(scale_tags);
+
+ return ioctl(fd, PS2IOC_SENDL, &plist);
+}
+
+static int power_of_2(int value)
+{
+ int shift;
+
+ for ( shift = 0; (1<<shift) < value; ++shift ) {
+ /* Keep looking */ ;
+ }
+ return(shift);
+}
+
+static int GS_VideoInit(_THIS, SDL_PixelFormat *vformat)
+{
+ struct ps2_screeninfo vinfo;
+
+ /* Initialize the library */
+ console_fd = open(PS2_DEV_GS, O_RDWR, 0);
+ if ( console_fd < 0 ) {
+ SDL_SetError("Unable to open %s", PS2_DEV_GS);
+ return(-1);
+ }
+ memory_fd = open(PS2_DEV_MEM, O_RDWR, 0);
+ if ( memory_fd < 0 ) {
+ close(console_fd);
+ console_fd = -1;
+ SDL_SetError("Unable to open %s", PS2_DEV_MEM);
+ return(-1);
+ }
+
+ if ( ioctl(console_fd, PS2IOC_GSCREENINFO, &vinfo) < 0 ) {
+ close(memory_fd);
+ close(console_fd);
+ console_fd = -1;
+ SDL_SetError("Couldn't get console pixel format");
+ return(-1);
+ }
+
+ /* Determine the current screen size */
+ this->info.current_w = vinfo.w;
+ this->info.current_h = vinfo.h;
+
+ /* Determine the current screen depth */
+ switch (vinfo.psm) {
+ /* Supported pixel formats */
+ case PS2_GS_PSMCT32:
+ case PS2_GS_PSMCT24:
+ case PS2_GS_PSMCT16:
+ break;
+ default:
+ GS_VideoQuit(this);
+ SDL_SetError("Unknown console pixel format: %d", vinfo.psm);
+ return(-1);
+ }
+ vformat->BitsPerPixel = GS_pixelmasks[vinfo.psm].bpp;
+ vformat->Rmask = GS_pixelmasks[vinfo.psm].r;
+ vformat->Gmask = GS_pixelmasks[vinfo.psm].g;
+ vformat->Bmask = GS_pixelmasks[vinfo.psm].b;
+ saved_vinfo = vinfo;
+
+ /* Enable mouse and keyboard support */
+ if ( GS_OpenKeyboard(this) < 0 ) {
+ GS_VideoQuit(this);
+ SDL_SetError("Unable to open keyboard");
+ return(-1);
+ }
+ if ( GS_OpenMouse(this) < 0 ) {
+ const char *sdl_nomouse;
+
+ sdl_nomouse = SDL_getenv("SDL_NOMOUSE");
+ if ( ! sdl_nomouse ) {
+ GS_VideoQuit(this);
+ SDL_SetError("Unable to open mouse");
+ return(-1);
+ }
+ }
+
+ /* We're done! */
+ return(0);
+}
+
+static SDL_Rect **GS_ListModes(_THIS, SDL_PixelFormat *format, Uint32 flags)
+{
+ static SDL_Rect GS_vesa_mode_list[] = {
+ { 0, 0, 1280, 1024 },
+ { 0, 0, 1024, 768 },
+ { 0, 0, 800, 600 },
+ { 0, 0, 640, 480 }
+ };
+ static SDL_Rect *GS_vesa_modes[] = {
+ &GS_vesa_mode_list[0],
+ &GS_vesa_mode_list[1],
+ &GS_vesa_mode_list[2],
+ &GS_vesa_mode_list[3],
+ NULL
+ };
+ static SDL_Rect GS_tvout_stretch;
+ static SDL_Rect GS_tvout_mode;
+ static SDL_Rect *GS_tvout_modes[3];
+ SDL_Rect **modes = NULL;
+
+ switch (format->BitsPerPixel) {
+ case 16:
+ case 24:
+ case 32:
+ if ( saved_vinfo.mode == PS2_GS_VESA ) {
+ modes = GS_vesa_modes;
+ } else {
+ int i, j = 0;
+
+// FIXME - what's wrong with the stretch code at 16 bpp?
+if ( format->BitsPerPixel != 32 ) break;
+ /* Add a mode that we could possibly stretch to */
+ for ( i=0; GS_vesa_modes[i]; ++i ) {
+ if ( (GS_vesa_modes[i]->w == saved_vinfo.w) &&
+ (GS_vesa_modes[i]->h != saved_vinfo.h) ) {
+ GS_tvout_stretch.w=GS_vesa_modes[i]->w;
+ GS_tvout_stretch.h=GS_vesa_modes[i]->h;
+ GS_tvout_modes[j++] = &GS_tvout_stretch;
+ break;
+ }
+ }
+ /* Add the current TV video mode */
+ GS_tvout_mode.w = saved_vinfo.w;
+ GS_tvout_mode.h = saved_vinfo.h;
+ GS_tvout_modes[j++] = &GS_tvout_mode;
+ GS_tvout_modes[j++] = NULL;
+
+ /* Return the created list of modes */
+ modes = GS_tvout_modes;
+ }
+ break;
+ default:
+ break;
+ }
+ return(modes);
+}
+
+/* Various screen update functions available */
+static void GS_DMAFullUpdate(_THIS, int numrects, SDL_Rect *rects);
+
+static SDL_Surface *GS_SetVideoMode(_THIS, SDL_Surface *current,
+ int width, int height, int bpp, Uint32 flags)
+{
+ struct ps2_screeninfo vinfo;
+
+ /* Set the terminal into graphics mode */
+ if ( GS_EnterGraphicsMode(this) < 0 ) {
+ return(NULL);
+ }
+
+ /* Set the video mode and get the final screen format */
+ if ( ioctl(console_fd, PS2IOC_GSCREENINFO, &vinfo) < 0 ) {
+ SDL_SetError("Couldn't get console screen info");
+ return(NULL);
+ }
+ if ( (vinfo.w != width) || (vinfo.h != height) ||
+ (GS_pixelmasks[vinfo.psm].bpp != bpp) ) {
+ /* If we're not in VESA mode, we have to scale resolution */
+ if ( saved_vinfo.mode == PS2_GS_VESA ) {
+ switch (width) {
+ case 640:
+ vinfo.res = PS2_GS_640x480;
+ break;
+ case 800:
+ vinfo.res = PS2_GS_800x600;
+ break;
+ case 1024:
+ vinfo.res = PS2_GS_1024x768;
+ break;
+ case 1280:
+ vinfo.res = PS2_GS_1280x1024;
+ break;
+ default:
+ SDL_SetError("Unsupported resolution: %dx%d\n",
+ width, height);
+ return(NULL);
+ }
+ vinfo.res |= (PS2_GS_75Hz << 8);
+ vinfo.w = width;
+ vinfo.h = height;
+ }
+ vinfo.fbp = 0;
+ vinfo.psm = GS_formatmap[bpp/8];
+ if ( vinfo.psm < 0 ) {
+ SDL_SetError("Unsupported depth: %d bpp\n", bpp);
+ return(NULL);
+ }
+ if ( ioctl(console_fd, PS2IOC_SSCREENINFO, &vinfo) < 0 ) {
+ SDL_SetError("Couldn't set console screen info");
+ return(NULL);
+ }
+
+ /* Unmap the previous DMA buffer */
+ if ( mapped_mem ) {
+ munmap(mapped_mem, mapped_len);
+ mapped_mem = NULL;
+ }
+ }
+ if ( ! SDL_ReallocFormat(current, GS_pixelmasks[vinfo.psm].bpp,
+ GS_pixelmasks[vinfo.psm].r,
+ GS_pixelmasks[vinfo.psm].g,
+ GS_pixelmasks[vinfo.psm].b, 0) ) {
+ return(NULL);
+ }
+
+ /* Set up the new mode framebuffer */
+ current->flags = SDL_FULLSCREEN;
+ current->w = width;
+ current->h = height;
+ current->pitch = SDL_CalculatePitch(current);
+
+ /* Memory map the DMA area for block memory transfer */
+ if ( ! mapped_mem ) {
+ pixels_len = height * current->pitch;
+ mapped_len = pixels_len +
+ /* Screen update DMA command area */
+ sizeof(head_tags) + ((2 * MAXTAGS) * 16);
+ if ( saved_vinfo.mode != PS2_GS_VESA ) {
+ mapped_len += sizeof(tex_tags) + sizeof(scale_tags);
+ }
+ mapped_mem = mmap(0, mapped_len, PROT_READ|PROT_WRITE,
+ MAP_SHARED, memory_fd, 0);
+ if ( mapped_mem == MAP_FAILED ) {
+ SDL_SetError("Unable to map %d bytes for DMA",
+ mapped_len);
+ mapped_mem = NULL;
+ return(NULL);
+ }
+
+ /* Set up the entire screen for DMA transfer */
+ screen_image.ptr = mapped_mem;
+ screen_image.fbp = 0;
+ screen_image.fbw = (vinfo.w + 63) / 64;
+ screen_image.psm = vinfo.psm;
+ screen_image.x = 0;
+ if ( vinfo.h == height ) {
+ screen_image.y = 0;
+ } else {
+ /* Put image offscreen and scale to screen height */
+ screen_image.y = vinfo.h;
+ }
+ screen_image.w = current->w;
+ screen_image.h = current->h;
+
+ /* get screen image data size (qword aligned) */
+ screen_image_size = (screen_image.w * screen_image.h);
+ switch (screen_image.psm) {
+ case PS2_GS_PSMCT32:
+ screen_image_size *= 4;
+ break;
+ case PS2_GS_PSMCT24:
+ screen_image_size *= 3;
+ break;
+ case PS2_GS_PSMCT16:
+ screen_image_size *= 2;
+ break;
+ }
+ screen_image_size = (screen_image_size + 15) & ~15;
+
+ /* Set up the memory for screen update DMA commands */
+ head_tags_mem = (unsigned long long *)
+ (mapped_mem + pixels_len);
+ image_tags_mem = (unsigned long long *)
+ ((caddr_t)head_tags_mem + sizeof(head_tags));
+ SDL_memcpy(head_tags_mem, head_tags, sizeof(head_tags));
+ if ( saved_vinfo.mode != PS2_GS_VESA ) {
+ tex_tags_mem = (unsigned long long *)
+ ((caddr_t)image_tags_mem + ((2*MAXTAGS)*16));
+ scale_tags_mem = (unsigned long long *)
+ ((caddr_t)tex_tags_mem + sizeof(tex_tags));
+ SDL_memcpy(tex_tags_mem, tex_tags, sizeof(tex_tags));
+ tex_tags_mem[2] =
+ (vinfo.h * vinfo.w) / 64 +
+ ((unsigned long long)screen_image.fbw << 14) +
+ ((unsigned long long)screen_image.psm << 20) +
+ ((unsigned long long)power_of_2(screen_image.w) << 26) +
+ ((unsigned long long)power_of_2(screen_image.h) << 30) +
+ ((unsigned long long)1 << 34) +
+ ((unsigned long long)1 << 35);
+ SDL_memcpy(scale_tags_mem, scale_tags, sizeof(scale_tags));
+ scale_tags_mem[8] =
+ ((unsigned long long)screen_image.w * 16) +
+ (((unsigned long long)screen_image.h * 16) << 16);
+ scale_tags_mem[10] =
+ ((unsigned long long)vinfo.w * 16) +
+ (((unsigned long long)vinfo.h * 16) << 16);
+ }
+ }
+ current->pixels = NULL;
+ if ( SDL_getenv("SDL_FULLSCREEN_UPDATE") ) {
+ /* Correct semantics */
+ current->flags |= SDL_ASYNCBLIT;
+ } else {
+ /* We lie here - the screen memory isn't really the visible
+ display memory and still requires an update, but this
+ has the desired effect for most applications.
+ */
+ current->flags |= SDL_HWSURFACE;
+ }
+
+ /* Set the update rectangle function */
+ this->UpdateRects = GS_DMAFullUpdate;
+
+ /* We're done */
+ return(current);
+}
+
+/* We don't support hardware surfaces yet */
+static int GS_AllocHWSurface(_THIS, SDL_Surface *surface)
+{
+ return(-1);
+}
+static void GS_FreeHWSurface(_THIS, SDL_Surface *surface)
+{
+ return;
+}
+static int GS_LockHWSurface(_THIS, SDL_Surface *surface)
+{
+ if ( surface == this->screen ) {
+ /* Since mouse motion affects 'pixels', lock it */
+ SDL_LockCursor();
+
+ /* Make sure any pending DMA has completed */
+ if ( dma_pending ) {
+ ioctl(console_fd, PS2IOC_SENDQCT, 1);
+ dma_pending = 0;
+ }
+
+ /* If the cursor is drawn on the DMA area, remove it */
+ if ( cursor_drawn ) {
+ surface->pixels = mapped_mem + surface->offset;
+ SDL_EraseCursorNoLock(this->screen);
+ cursor_drawn = 0;
+ }
+
+ /* Set the surface pixels to the base of the DMA area */
+ surface->pixels = mapped_mem;
+
+ /* We're finished! */
+ SDL_UnlockCursor();
+ }
+ return(0);
+}
+static void GS_UnlockHWSurface(_THIS, SDL_Surface *surface)
+{
+ if ( surface == this->screen ) {
+ /* Since mouse motion affects 'pixels', lock it */
+ SDL_LockCursor();
+ surface->pixels = NULL;
+ SDL_UnlockCursor();
+ }
+}
+
+static void GS_DMAFullUpdate(_THIS, int numrects, SDL_Rect *rects)
+{
+ /* Lock so we aren't interrupted by a mouse update */
+ SDL_LockCursor();
+
+ /* Make sure any pending DMA has completed */
+ if ( dma_pending ) {
+ ioctl(console_fd, PS2IOC_SENDQCT, 1);
+ dma_pending = 0;
+ }
+
+ /* If the mouse is visible, draw it on the DMA area */
+ if ( (SDL_cursorstate & CURSOR_VISIBLE) && !cursor_drawn ) {
+ this->screen->pixels = mapped_mem + this->screen->offset;
+ SDL_DrawCursorNoLock(this->screen);
+ this->screen->pixels = NULL;
+ cursor_drawn = 1;
+ }
+
+ /* Put the image onto the screen */
+ loadimage_nonblock(console_fd,
+ &screen_image, screen_image_size,
+ head_tags_mem, image_tags_mem);
+ if ( screen_image.y > 0 ) {
+ /* Need to scale offscreen image to TV output */
+ ioctl(console_fd, PS2IOC_SENDQCT, 1);
+ dma_pending = 0;
+ scaleimage_nonblock(console_fd, tex_tags_mem, scale_tags_mem);
+ } else {
+ dma_pending = 1;
+ }
+
+ /* We're finished! */
+ SDL_UnlockCursor();
+}
+
+static int GS_SetColors(_THIS, int firstcolor, int ncolors, SDL_Color *colors)
+{
+ return(0);
+}
+
+static void GS_VideoQuit(_THIS)
+{
+ /* Close console and input file descriptors */
+ if ( console_fd > 0 ) {
+ /* Unmap the video framebuffer */
+ if ( mapped_mem ) {
+ /* Unmap the video framebuffer */
+ munmap(mapped_mem, mapped_len);
+ mapped_mem = NULL;
+ }
+ close(memory_fd);
+
+ /* Restore the original video mode */
+ if ( GS_InGraphicsMode(this) ) {
+ ioctl(console_fd, PS2IOC_SSCREENINFO, &saved_vinfo);
+ }
+
+ /* We're all done with the graphics device */
+ close(console_fd);
+ console_fd = -1;
+ }
+ GS_CloseMouse(this);
+ GS_CloseKeyboard(this);
+}
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