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Diffstat (limited to 'distrib/sdl-1.2.12/src/video/ipod/SDL_ipodvideo.c')
-rw-r--r--distrib/sdl-1.2.12/src/video/ipod/SDL_ipodvideo.c733
1 files changed, 0 insertions, 733 deletions
diff --git a/distrib/sdl-1.2.12/src/video/ipod/SDL_ipodvideo.c b/distrib/sdl-1.2.12/src/video/ipod/SDL_ipodvideo.c
deleted file mode 100644
index cac4766..0000000
--- a/distrib/sdl-1.2.12/src/video/ipod/SDL_ipodvideo.c
+++ /dev/null
@@ -1,733 +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
-*/
-#include "SDL_config.h"
-
-#include <sys/types.h>
-#include <sys/ioctl.h>
-
-#include <unistd.h>
-#include <fcntl.h>
-#include <string.h>
-#include <termios.h>
-#include <ctype.h>
-
-#include <linux/vt.h>
-#include <linux/kd.h>
-#include <linux/keyboard.h>
-#include <linux/fb.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_sysevents.h"
-#include "SDL_ipodvideo.h"
-
-#define _THIS SDL_VideoDevice *this
-
-static int iPod_VideoInit (_THIS, SDL_PixelFormat *vformat);
-static SDL_Rect **iPod_ListModes (_THIS, SDL_PixelFormat *format, Uint32 flags);
-static SDL_Surface *iPod_SetVideoMode (_THIS, SDL_Surface *current, int width, int height, int bpp, Uint32 flags);
-static int iPod_SetColors (_THIS, int firstcolor, int ncolors, SDL_Color *colors);
-static void iPod_UpdateRects (_THIS, int nrects, SDL_Rect *rects);
-static void iPod_VideoQuit (_THIS);
-static void iPod_PumpEvents (_THIS);
-
-static long iPod_GetGeneration();
-
-static int initd = 0;
-static int kbfd = -1;
-static int fbfd = -1;
-static int oldvt = -1;
-static int curvt = -1;
-static int old_kbmode = -1;
-static long generation = 0;
-static struct termios old_termios, cur_termios;
-
-FILE *dbgout;
-
-#define LCD_DATA 0x10
-#define LCD_CMD 0x08
-#define IPOD_OLD_LCD_BASE 0xc0001000
-#define IPOD_OLD_LCD_RTC 0xcf001110
-#define IPOD_NEW_LCD_BASE 0x70003000
-#define IPOD_NEW_LCD_RTC 0x60005010
-
-static unsigned long lcd_base, lcd_rtc, lcd_width, lcd_height;
-
-static long iPod_GetGeneration()
-{
- int i;
- char cpuinfo[256];
- char *ptr;
- FILE *file;
-
- if ((file = fopen("/proc/cpuinfo", "r")) != NULL) {
- while (fgets(cpuinfo, sizeof(cpuinfo), file) != NULL)
- if (SDL_strncmp(cpuinfo, "Revision", 8) == 0)
- break;
- fclose(file);
- }
- for (i = 0; !isspace(cpuinfo[i]); i++);
- for (; isspace(cpuinfo[i]); i++);
- ptr = cpuinfo + i + 2;
-
- return SDL_strtol(ptr, NULL, 10);
-}
-
-static int iPod_Available()
-{
- return 1;
-}
-
-static void iPod_DeleteDevice (SDL_VideoDevice *device)
-{
- free (device->hidden);
- free (device);
-}
-
-void iPod_InitOSKeymap (_THIS) {}
-
-static SDL_VideoDevice *iPod_CreateDevice (int devindex)
-{
- SDL_VideoDevice *this;
-
- this = (SDL_VideoDevice *)SDL_malloc (sizeof(SDL_VideoDevice));
- if (this) {
- memset (this, 0, sizeof *this);
- this->hidden = (struct SDL_PrivateVideoData *) SDL_malloc (sizeof(struct SDL_PrivateVideoData));
- }
- if (!this || !this->hidden) {
- SDL_OutOfMemory();
- if (this)
- SDL_free (this);
- return 0;
- }
- memset (this->hidden, 0, sizeof(struct SDL_PrivateVideoData));
-
- generation = iPod_GetGeneration();
-
- this->VideoInit = iPod_VideoInit;
- this->ListModes = iPod_ListModes;
- this->SetVideoMode = iPod_SetVideoMode;
- this->SetColors = iPod_SetColors;
- this->UpdateRects = iPod_UpdateRects;
- this->VideoQuit = iPod_VideoQuit;
- this->AllocHWSurface = 0;
- this->CheckHWBlit = 0;
- this->FillHWRect = 0;
- this->SetHWColorKey = 0;
- this->SetHWAlpha = 0;
- this->LockHWSurface = 0;
- this->UnlockHWSurface = 0;
- this->FlipHWSurface = 0;
- this->FreeHWSurface = 0;
- this->SetCaption = 0;
- this->SetIcon = 0;
- this->IconifyWindow = 0;
- this->GrabInput = 0;
- this->GetWMInfo = 0;
- this->InitOSKeymap = iPod_InitOSKeymap;
- this->PumpEvents = iPod_PumpEvents;
- this->free = iPod_DeleteDevice;
-
- return this;
-}
-
-VideoBootStrap iPod_bootstrap = {
- "ipod", "iPod Framebuffer Driver",
- iPod_Available, iPod_CreateDevice
-};
-
-//--//
-
-static int iPod_VideoInit (_THIS, SDL_PixelFormat *vformat)
-{
- if (!initd) {
- /*** Code adapted/copied from SDL fbcon driver. ***/
-
- static const char * const tty0[] = { "/dev/tty0", "/dev/vc/0", 0 };
- static const char * const vcs[] = { "/dev/vc/%d", "/dev/tty%d", 0 };
- int i, tty0_fd;
-
- dbgout = fdopen (open ("/etc/sdlpod.log", O_WRONLY | O_SYNC | O_APPEND), "a");
- if (dbgout) {
- setbuf (dbgout, 0);
- fprintf (dbgout, "--> Started SDL <--\n");
- }
-
- // Try to query for a free VT
- tty0_fd = -1;
- for ( i=0; tty0[i] && (tty0_fd < 0); ++i ) {
- tty0_fd = open(tty0[i], O_WRONLY, 0);
- }
- if ( tty0_fd < 0 ) {
- tty0_fd = dup(0); /* Maybe stdin is a VT? */
- }
- ioctl(tty0_fd, VT_OPENQRY, &curvt);
- close(tty0_fd);
-
- tty0_fd = open("/dev/tty", O_RDWR, 0);
- if ( tty0_fd >= 0 ) {
- ioctl(tty0_fd, TIOCNOTTY, 0);
- close(tty0_fd);
- }
-
- if ( (geteuid() == 0) && (curvt > 0) ) {
- for ( i=0; vcs[i] && (kbfd < 0); ++i ) {
- char vtpath[12];
-
- SDL_snprintf(vtpath, SDL_arraysize(vtpath), vcs[i], curvt);
- kbfd = open(vtpath, O_RDWR);
- }
- }
- if ( kbfd < 0 ) {
- if (dbgout) fprintf (dbgout, "Couldn't open any VC\n");
- return -1;
- }
- if (dbgout) fprintf (stderr, "Current VT: %d\n", curvt);
-
- if (kbfd >= 0) {
- /* Switch to the correct virtual terminal */
- if ( curvt > 0 ) {
- struct vt_stat vtstate;
-
- if ( ioctl(kbfd, VT_GETSTATE, &vtstate) == 0 ) {
- oldvt = vtstate.v_active;
- }
- if ( ioctl(kbfd, VT_ACTIVATE, curvt) == 0 ) {
- if (dbgout) fprintf (dbgout, "Waiting for switch to this VT... ");
- ioctl(kbfd, VT_WAITACTIVE, curvt);
- if (dbgout) fprintf (dbgout, "done!\n");
- }
- }
-
- // Set terminal input mode
- if (tcgetattr (kbfd, &old_termios) < 0) {
- if (dbgout) fprintf (dbgout, "Can't get termios\n");
- return -1;
- }
- cur_termios = old_termios;
- // cur_termios.c_iflag &= ~(ICRNL | INPCK | ISTRIP | IXON);
- // cur_termios.c_iflag |= (BRKINT);
- // cur_termios.c_lflag &= ~(ICANON | ECHO | ISIG | IEXTEN);
- // cur_termios.c_oflag &= ~(OPOST);
- // cur_termios.c_oflag |= (ONOCR | ONLRET);
- cur_termios.c_lflag &= ~(ICANON | ECHO | ISIG);
- cur_termios.c_iflag &= ~(ISTRIP | IGNCR | ICRNL | INLCR | IXOFF | IXON);
- cur_termios.c_cc[VMIN] = 0;
- cur_termios.c_cc[VTIME] = 0;
-
- if (tcsetattr (kbfd, TCSAFLUSH, &cur_termios) < 0) {
- if (dbgout) fprintf (dbgout, "Can't set termios\n");
- return -1;
- }
- if (ioctl (kbfd, KDSKBMODE, K_MEDIUMRAW) < 0) {
- if (dbgout) fprintf (dbgout, "Can't set medium-raw mode\n");
- return -1;
- }
- if (ioctl (kbfd, KDSETMODE, KD_GRAPHICS) < 0) {
- if (dbgout) fprintf (dbgout, "Can't set graphics\n");
- return -1;
- }
- }
-
- // Open the framebuffer
- if ((fbfd = open ("/dev/fb0", O_RDWR)) < 0) {
- if (dbgout) fprintf (dbgout, "Can't open framebuffer\n");
- return -1;
- } else {
- struct fb_var_screeninfo vinfo;
-
- if (dbgout) fprintf (dbgout, "Generation: %ld\n", generation);
-
- if (generation >= 40000) {
- lcd_base = IPOD_NEW_LCD_BASE;
- } else {
- lcd_base = IPOD_OLD_LCD_BASE;
- }
-
- ioctl (fbfd, FBIOGET_VSCREENINFO, &vinfo);
- close (fbfd);
-
- if (lcd_base == IPOD_OLD_LCD_BASE)
- lcd_rtc = IPOD_OLD_LCD_RTC;
- else if (lcd_base == IPOD_NEW_LCD_BASE)
- lcd_rtc = IPOD_NEW_LCD_RTC;
- else {
- SDL_SetError ("Unknown iPod version");
- return -1;
- }
-
- lcd_width = vinfo.xres;
- lcd_height = vinfo.yres;
-
- if (dbgout) fprintf (dbgout, "LCD is %dx%d\n", lcd_width, lcd_height);
- }
-
- fcntl (kbfd, F_SETFL, O_RDWR | O_NONBLOCK);
-
- /* Determine the current screen size */
- this->info.current_w = lcd_width;
- this->info.current_h = lcd_height;
-
- if ((generation >= 60000) && (generation < 70000)) {
- vformat->BitsPerPixel = 16;
- vformat->Rmask = 0xF800;
- vformat->Gmask = 0x07E0;
- vformat->Bmask = 0x001F;
- } else {
- vformat->BitsPerPixel = 8;
- vformat->Rmask = vformat->Gmask = vformat->Bmask = 0;
- }
-
- initd = 1;
- if (dbgout) fprintf (dbgout, "Initialized.\n\n");
- }
- return 0;
-}
-
-static SDL_Rect **iPod_ListModes (_THIS, SDL_PixelFormat *format, Uint32 flags)
-{
- int width, height, fd;
- static SDL_Rect r;
- static SDL_Rect *rs[2] = { &r, 0 };
-
- if ((fd = open ("/dev/fb0", O_RDWR)) < 0) {
- return 0;
- } else {
- struct fb_var_screeninfo vinfo;
-
- ioctl (fbfd, FBIOGET_VSCREENINFO, &vinfo);
- close (fbfd);
-
- width = vinfo.xres;
- height = vinfo.yres;
- }
- r.x = r.y = 0;
- r.w = width;
- r.h = height;
- return rs;
-}
-
-
-static SDL_Surface *iPod_SetVideoMode (_THIS, SDL_Surface *current, int width, int height, int bpp,
- Uint32 flags)
-{
- Uint32 Rmask, Gmask, Bmask;
- if (bpp > 8) {
- Rmask = 0xF800;
- Gmask = 0x07E0;
- Bmask = 0x001F;
- } else {
- Rmask = Gmask = Bmask = 0;
- }
-
- if (this->hidden->buffer) SDL_free (this->hidden->buffer);
- this->hidden->buffer = SDL_malloc (width * height * (bpp / 8));
- if (!this->hidden->buffer) {
- SDL_SetError ("Couldn't allocate buffer for requested mode");
- return 0;
- }
-
- memset (this->hidden->buffer, 0, width * height * (bpp / 8));
-
- if (!SDL_ReallocFormat (current, bpp, Rmask, Gmask, Bmask, 0)) {
- SDL_SetError ("Couldn't allocate new pixel format");
- SDL_free (this->hidden->buffer);
- this->hidden->buffer = 0;
- return 0;
- }
-
- if (bpp <= 8) {
- int i, j;
- for (i = 0; i < 256; i += 4) {
- for (j = 0; j < 4; j++) {
- current->format->palette->colors[i+j].r = 85 * j;
- current->format->palette->colors[i+j].g = 85 * j;
- current->format->palette->colors[i+j].b = 85 * j;
- }
- }
- }
-
- current->flags = flags & SDL_FULLSCREEN;
- this->hidden->w = current->w = width;
- this->hidden->h = current->h = height;
- current->pitch = current->w * (bpp / 8);
- current->pixels = this->hidden->buffer;
-
- return current;
-}
-
-static int iPod_SetColors (_THIS, int firstcolor, int ncolors, SDL_Color *colors)
-{
- if (SDL_VideoSurface && SDL_VideoSurface->format && SDL_VideoSurface->format->palette) {
- int i, j;
- for (i = 0; i < 256; i += 4) {
- for (j = 0; j < 4; j++) {
- SDL_VideoSurface->format->palette->colors[i+j].r = 85 * j;
- SDL_VideoSurface->format->palette->colors[i+j].g = 85 * j;
- SDL_VideoSurface->format->palette->colors[i+j].b = 85 * j;
- }
- }
- }
- return 0;
-}
-
-static void iPod_VideoQuit (_THIS)
-{
- ioctl (kbfd, KDSETMODE, KD_TEXT);
- tcsetattr (kbfd, TCSAFLUSH, &old_termios);
- old_kbmode = -1;
-
- if (oldvt > 0)
- ioctl (kbfd, VT_ACTIVATE, oldvt);
-
- if (kbfd > 0)
- close (kbfd);
-
- if (dbgout) {
- fprintf (dbgout, "<-- Ended SDL -->\n");
- fclose (dbgout);
- }
-
- kbfd = -1;
-}
-
-static char iPod_SC_keymap[] = {
- 0, /* 0 - no key */
- '[' - 0x40, /* ESC (Ctrl+[) */
- '1', '2', '3', '4', '5', '6', '7', '8', '9',
- '-', '=',
- '\b', '\t', /* Backspace, Tab (Ctrl+H,Ctrl+I) */
- 'q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p', '[', ']',
- '\n', 0, /* Enter, Left CTRL */
- 'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', ';', '\'', '`',
- 0, '\\', /* left shift, backslash */
- 'z', 'x', 'c', 'v', 'b', 'n', 'm', ',', '.', '/',
- 0, '*', 0, ' ', 0, /* right shift, KP mul, left alt, space, capslock */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* F1-10 */
- 0, 0, /* numlock, scrollock */
- '7', '8', '9', '-', '4', '5', '6', '+', '1', '2', '3', '0', '.', /* numeric keypad */
- 0, 0, /* padding */
- 0, 0, 0, /* "less" (?), F11, F12 */
- 0, 0, 0, 0, 0, 0, 0, /* padding */
- '\n', 0, '/', 0, 0, /* KP enter, Rctrl, Ctrl, KP div, PrtSc, RAlt */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, /* Break, Home, Up, PgUp, Left, Right, End, Down, PgDn */
- 0, 0, /* Ins, Del */
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* padding */
- 0, 0, /* RWin, LWin */
- 0 /* no key */
-};
-
-
-static void iPod_keyboard()
-{
- unsigned char keybuf[128];
- int i, nread;
- SDL_keysym keysym;
- SDL_Event ev;
-
- keysym.mod = 0;
- keysym.scancode = 0xff;
- memset (&ev, 0, sizeof(SDL_Event));
-
- nread = read (kbfd, keybuf, 128);
- for (i = 0; i < nread; i++) {
- char ascii = iPod_SC_keymap[keybuf[i] & 0x7f];
-
- if (dbgout) fprintf (dbgout, "Key! %02x is %c %s", keybuf[i], ascii, (keybuf[i] & 0x80)? "up" : "down");
-
- keysym.sym = keysym.unicode = ascii;
- ev.type = (keybuf[i] & 0x80)? SDL_KEYUP : SDL_KEYDOWN;
- ev.key.state = 0;
- ev.key.keysym = keysym;
- SDL_PushEvent (&ev);
- }
-}
-
-static void iPod_PumpEvents (_THIS)
-{
- fd_set fdset;
- int max_fd = 0;
- static struct timeval zero;
- int posted;
-
- do {
- posted = 0;
-
- FD_ZERO (&fdset);
- if (kbfd >= 0) {
- FD_SET (kbfd, &fdset);
- max_fd = kbfd;
- }
- if (dbgout) fprintf (dbgout, "Selecting");
- if (select (max_fd + 1, &fdset, 0, 0, &zero) > 0) {
- if (dbgout) fprintf (dbgout, " -> match!\n");
- iPod_keyboard();
- posted++;
- }
- if (dbgout) fprintf (dbgout, "\n");
- } while (posted);
-}
-
-// enough space for 160x128x2
-static char ipod_scr[160 * (128/4)];
-
-#define outl(datum,addr) (*(volatile unsigned long *)(addr) = (datum))
-#define inl(addr) (*(volatile unsigned long *)(addr))
-
-/*** The following LCD code is taken from Linux kernel uclinux-2.4.24-uc0-ipod2,
- file arch/armnommu/mach-ipod/fb.c. A few modifications have been made. ***/
-
-/* get current usec counter */
-static int M_timer_get_current(void)
-{
- return inl(lcd_rtc);
-}
-
-/* check if number of useconds has past */
-static int M_timer_check(int clock_start, int usecs)
-{
- unsigned long clock;
- clock = inl(lcd_rtc);
-
- if ( (clock - clock_start) >= usecs ) {
- return 1;
- } else {
- return 0;
- }
-}
-
-/* wait for LCD with timeout */
-static void M_lcd_wait_write(void)
-{
- if ( (inl(lcd_base) & 0x8000) != 0 ) {
- int start = M_timer_get_current();
-
- do {
- if ( (inl(lcd_base) & (unsigned int)0x8000) == 0 )
- break;
- } while ( M_timer_check(start, 1000) == 0 );
- }
-}
-
-
-/* send LCD data */
-static void M_lcd_send_data(int data_lo, int data_hi)
-{
- M_lcd_wait_write();
-
- outl(data_lo, lcd_base + LCD_DATA);
-
- M_lcd_wait_write();
-
- outl(data_hi, lcd_base + LCD_DATA);
-
-}
-
-/* send LCD command */
-static void
-M_lcd_prepare_cmd(int cmd)
-{
- M_lcd_wait_write();
-
- outl(0x0, lcd_base + LCD_CMD);
-
- M_lcd_wait_write();
-
- outl(cmd, lcd_base + LCD_CMD);
-
-}
-
-/* send LCD command and data */
-static void M_lcd_cmd_and_data(int cmd, int data_lo, int data_hi)
-{
- M_lcd_prepare_cmd(cmd);
-
- M_lcd_send_data(data_lo, data_hi);
-}
-
-// Copied from uW
-static void M_update_display(int sx, int sy, int mx, int my)
-{
- int y;
- unsigned short cursor_pos;
-
- sx >>= 3;
- mx >>= 3;
-
- cursor_pos = sx + (sy << 5);
-
- for ( y = sy; y <= my; y++ ) {
- unsigned char *img_data;
- int x;
-
- /* move the cursor */
- M_lcd_cmd_and_data(0x11, cursor_pos >> 8, cursor_pos & 0xff);
-
- /* setup for printing */
- M_lcd_prepare_cmd(0x12);
-
- img_data = ipod_scr + (sx << 1) + (y * (lcd_width/4));
-
- /* loops up to 160 times */
- for ( x = sx; x <= mx; x++ ) {
- /* display eight pixels */
- M_lcd_send_data(*(img_data + 1), *img_data);
-
- img_data += 2;
- }
-
- /* update cursor pos counter */
- cursor_pos += 0x20;
- }
-}
-
-/* get current usec counter */
-static int C_timer_get_current(void)
-{
- return inl(0x60005010);
-}
-
-/* check if number of useconds has past */
-static int C_timer_check(int clock_start, int usecs)
-{
- unsigned long clock;
- clock = inl(0x60005010);
-
- if ( (clock - clock_start) >= usecs ) {
- return 1;
- } else {
- return 0;
- }
-}
-
-/* wait for LCD with timeout */
-static void C_lcd_wait_write(void)
-{
- if ((inl(0x70008A0C) & 0x80000000) != 0) {
- int start = C_timer_get_current();
-
- do {
- if ((inl(0x70008A0C) & 0x80000000) == 0)
- break;
- } while (C_timer_check(start, 1000) == 0);
- }
-}
-static void C_lcd_cmd_data(int cmd, int data)
-{
- C_lcd_wait_write();
- outl(cmd | 0x80000000, 0x70008A0C);
-
- C_lcd_wait_write();
- outl(data | 0x80000000, 0x70008A0C);
-}
-
-static void C_update_display(int sx, int sy, int mx, int my)
-{
- int height = (my - sy) + 1;
- int width = (mx - sx) + 1;
-
- char *addr = SDL_VideoSurface->pixels;
-
- if (width & 1) width++;
-
- /* start X and Y */
- C_lcd_cmd_data(0x12, (sy & 0xff));
- C_lcd_cmd_data(0x13, (((SDL_VideoSurface->w - 1) - sx) & 0xff));
-
- /* max X and Y */
- C_lcd_cmd_data(0x15, (((sy + height) - 1) & 0xff));
- C_lcd_cmd_data(0x16, (((((SDL_VideoSurface->w - 1) - sx) - width) + 1) & 0xff));
-
- addr += sx + sy * SDL_VideoSurface->pitch;
-
- while (height > 0) {
- int h, x, y, pixels_to_write;
-
- pixels_to_write = (width * height) * 2;
-
- /* calculate how much we can do in one go */
- h = height;
- if (pixels_to_write > 64000) {
- h = (64000/2) / width;
- pixels_to_write = (width * h) * 2;
- }
-
- outl(0x10000080, 0x70008A20);
- outl((pixels_to_write - 1) | 0xC0010000, 0x70008A24);
- outl(0x34000000, 0x70008A20);
-
- /* for each row */
- for (x = 0; x < h; x++)
- {
- /* for each column */
- for (y = 0; y < width; y += 2) {
- unsigned two_pixels;
-
- two_pixels = addr[0] | (addr[1] << 16);
- addr += 2;
-
- while ((inl(0x70008A20) & 0x1000000) == 0);
-
- /* output 2 pixels */
- outl(two_pixels, 0x70008B00);
- }
-
- addr += SDL_VideoSurface->w - width;
- }
-
- while ((inl(0x70008A20) & 0x4000000) == 0);
-
- outl(0x0, 0x70008A24);
-
- height = height - h;
- }
-}
-
-// Should work with photo. However, I don't have one, so I'm not sure.
-static void iPod_UpdateRects (_THIS, int nrects, SDL_Rect *rects)
-{
- if (SDL_VideoSurface->format->BitsPerPixel == 16) {
- C_update_display (0, 0, lcd_width, lcd_height);
- } else {
- int i, y, x;
- for (i = 0; i < nrects; i++) {
- SDL_Rect *r = rects + i;
- if (!r) {
- continue;
- }
-
- for (y = r->y; (y < r->y + r->h) && y < lcd_height; y++) {
- for (x = r->x; (x < r->x + r->w) && x < lcd_width; x++) {
- ipod_scr[y*(lcd_width/4) + x/4] &= ~(3 << (2 * (x%4)));
- ipod_scr[y*(lcd_width/4) + x/4] |=
- (((Uint8*)(SDL_VideoSurface->pixels))[ y*SDL_VideoSurface->pitch + x ] & 3) << (2 * (x%4));
- }
- }
- }
-
- M_update_display (0, 0, lcd_width, lcd_height);
- }
-}
generated by cgit v1.1 at 2024-04-28 14:27:55 +0000