mirror of
https://github.com/kanjitalk755/macemu.git
synced 2024-09-30 13:56:16 +00:00
1616 lines
42 KiB
C++
1616 lines
42 KiB
C++
/*
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* video_x.cpp - Video/graphics emulation, X11 specific stuff
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*
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* Basilisk II (C) 1997-2000 Christian Bauer
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*
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* NOTES:
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* The Ctrl key works like a qualifier for special actions:
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* Ctrl-Tab = suspend DGA mode
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* Ctrl-Esc = emergency quit
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* Ctrl-F1 = mount floppy
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*/
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#include "sysdeps.h"
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include <X11/keysym.h>
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#include <X11/extensions/XShm.h>
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#include <sys/ipc.h>
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#include <sys/shm.h>
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#include <errno.h>
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#ifdef HAVE_PTHREADS
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# include <pthread.h>
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#endif
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#ifdef ENABLE_XF86_DGA
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# include <X11/extensions/xf86dga.h>
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#endif
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#ifdef ENABLE_XF86_VIDMODE
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# include <X11/extensions/xf86vmode.h>
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#endif
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#ifdef ENABLE_FBDEV_DGA
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# include <sys/mman.h>
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#endif
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#include "cpu_emulation.h"
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#include "main.h"
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#include "adb.h"
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#include "macos_util.h"
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#include "prefs.h"
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#include "user_strings.h"
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#include "video.h"
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#define DEBUG 0
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#include "debug.h"
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// Display types
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enum {
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DISPLAY_WINDOW, // X11 window, using MIT SHM extensions if possible
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DISPLAY_DGA // DGA fullscreen display
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};
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// Constants
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const char KEYCODE_FILE_NAME[] = DATADIR "/keycodes";
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const char FBDEVICES_FILE_NAME[] = DATADIR "/fbdevices";
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// Global variables
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static int32 frame_skip; // Prefs items
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static int16 mouse_wheel_mode = 1;
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static int16 mouse_wheel_lines = 3;
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static int display_type = DISPLAY_WINDOW; // See enum above
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static bool local_X11; // Flag: X server running on local machine?
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static uint8 *the_buffer; // Mac frame buffer
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#ifdef HAVE_PTHREADS
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static bool redraw_thread_active = false; // Flag: Redraw thread installed
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static volatile bool redraw_thread_cancel = false; // Flag: Cancel Redraw thread
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static pthread_t redraw_thread; // Redraw thread
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#endif
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static bool has_dga = false; // Flag: Video DGA capable
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static bool has_vidmode = false; // Flag: VidMode extension available
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static bool ctrl_down = false; // Flag: Ctrl key pressed
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static bool caps_on = false; // Flag: Caps Lock on
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static bool quit_full_screen = false; // Flag: DGA close requested from redraw thread
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static bool emerg_quit = false; // Flag: Ctrl-Esc pressed, emergency quit requested from MacOS thread
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static bool emul_suspended = false; // Flag: Emulator suspended
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static bool classic_mode = false; // Flag: Classic Mac video mode
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static bool use_keycodes = false; // Flag: Use keycodes rather than keysyms
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static int keycode_table[256]; // X keycode -> Mac keycode translation table
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// X11 variables
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static int screen; // Screen number
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static int xdepth; // Depth of X screen
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static int depth; // Depth of Mac frame buffer
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static Window rootwin, the_win; // Root window and our window
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static XVisualInfo visualInfo;
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static Visual *vis;
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static Colormap cmap[2]; // Two colormaps (DGA) for 8-bit mode
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static XColor black, white;
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static unsigned long black_pixel, white_pixel;
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static int eventmask;
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static const int win_eventmask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask | EnterWindowMask | ExposureMask;
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static const int dga_eventmask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask;
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static XColor palette[256]; // Color palette for 8-bit mode
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static bool palette_changed = false; // Flag: Palette changed, redraw thread must set new colors
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#ifdef HAVE_PTHREADS
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static pthread_mutex_t palette_lock = PTHREAD_MUTEX_INITIALIZER; // Mutex to protect palette
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#endif
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// Variables for window mode
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static GC the_gc;
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static XImage *img = NULL;
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static XShmSegmentInfo shminfo;
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static Cursor mac_cursor;
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static uint8 *the_buffer_copy = NULL; // Copy of Mac frame buffer
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static bool have_shm = false; // Flag: SHM extensions available
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static bool updt_box[17][17]; // Flag for Update
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static int nr_boxes;
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static const int sm_uptd[] = {4,1,6,3,0,5,2,7};
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static int sm_no_boxes[] = {1,8,32,64,128,300};
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// Variables for XF86 DGA mode
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static int current_dga_cmap; // Number (0 or 1) of currently installed DGA colormap
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static Window suspend_win; // "Suspend" window
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static void *fb_save = NULL; // Saved frame buffer for suspend
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#ifdef HAVE_PTHREADS
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static pthread_mutex_t frame_buffer_lock = PTHREAD_MUTEX_INITIALIZER; // Mutex to protect frame buffer
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#endif
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// Variables for fbdev DGA mode
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const char FBDEVICE_FILE_NAME[] = "/dev/fb";
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static int fbdev_fd;
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#ifdef ENABLE_XF86_VIDMODE
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// Variables for XF86 VidMode support
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static XF86VidModeModeInfo **x_video_modes; // Array of all available modes
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static int num_x_video_modes;
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#endif
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// Prototypes
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static void *redraw_func(void *arg);
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static int event2keycode(XKeyEvent *ev);
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// From main_unix.cpp
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extern char *x_display_name;
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extern Display *x_display;
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// From sys_unix.cpp
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extern void SysMountFirstFloppy(void);
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/*
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* Initialization
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*/
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// Set VideoMonitor according to video mode
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void set_video_monitor(int width, int height, int bytes_per_row, bool native_byte_order)
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{
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#if !REAL_ADDRESSING
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int layout = FLAYOUT_DIRECT;
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switch (depth) {
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case 1:
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layout = FLAYOUT_DIRECT;
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break;
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case 8:
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layout = FLAYOUT_DIRECT;
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break;
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case 15:
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layout = FLAYOUT_HOST_555;
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break;
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case 16:
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layout = FLAYOUT_HOST_565;
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break;
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case 24:
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case 32:
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layout = FLAYOUT_HOST_888;
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break;
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}
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if (native_byte_order)
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MacFrameLayout = layout;
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else
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MacFrameLayout = FLAYOUT_DIRECT;
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#endif
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switch (depth) {
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case 1:
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VideoMonitor.mode = VMODE_1BIT;
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break;
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case 8:
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VideoMonitor.mode = VMODE_8BIT;
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break;
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case 15:
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VideoMonitor.mode = VMODE_16BIT;
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break;
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case 16:
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VideoMonitor.mode = VMODE_16BIT;
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break;
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case 24:
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case 32:
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VideoMonitor.mode = VMODE_32BIT;
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break;
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}
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VideoMonitor.x = width;
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VideoMonitor.y = height;
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VideoMonitor.bytes_per_row = bytes_per_row;
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}
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// Trap SHM errors
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static bool shm_error = false;
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static int (*old_error_handler)(Display *, XErrorEvent *);
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static int error_handler(Display *d, XErrorEvent *e)
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{
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if (e->error_code == BadAccess) {
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shm_error = true;
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return 0;
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} else
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return old_error_handler(d, e);
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}
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// Init window mode
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static bool init_window(int width, int height)
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{
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int aligned_width = (width + 15) & ~15;
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int aligned_height = (height + 15) & ~15;
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// Set absolute mouse mode
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ADBSetRelMouseMode(false);
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// Read frame skip prefs
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frame_skip = PrefsFindInt32("frameskip");
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// Create window
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XSetWindowAttributes wattr;
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wattr.event_mask = eventmask = win_eventmask;
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wattr.background_pixel = black_pixel;
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wattr.border_pixel = black_pixel;
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wattr.backing_store = NotUseful;
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wattr.save_under = false;
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wattr.backing_planes = xdepth;
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XSync(x_display, false);
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the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
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InputOutput, vis, CWEventMask | CWBackPixel | CWBorderPixel |
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CWBackingStore | CWBackingPlanes, &wattr);
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XSync(x_display, false);
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XStoreName(x_display, the_win, GetString(STR_WINDOW_TITLE));
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XMapRaised(x_display, the_win);
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XSync(x_display, false);
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// Set colormap
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if (depth == 8) {
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XSetWindowColormap(x_display, the_win, cmap[0]);
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XSetWMColormapWindows(x_display, the_win, &the_win, 1);
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}
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// Make window unresizable
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XSizeHints *hints;
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if ((hints = XAllocSizeHints()) != NULL) {
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hints->min_width = width;
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hints->max_width = width;
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hints->min_height = height;
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hints->max_height = height;
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hints->flags = PMinSize | PMaxSize;
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XSetWMNormalHints(x_display, the_win, hints);
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XFree((char *)hints);
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}
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// Try to create and attach SHM image
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have_shm = false;
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if (depth != 1 && local_X11 && XShmQueryExtension(x_display)) {
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// Create SHM image ("height + 2" for safety)
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img = XShmCreateImage(x_display, vis, depth, depth == 1 ? XYBitmap : ZPixmap, 0, &shminfo, width, height);
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shminfo.shmid = shmget(IPC_PRIVATE, (aligned_height + 2) * img->bytes_per_line, IPC_CREAT | 0777);
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the_buffer_copy = (uint8 *)shmat(shminfo.shmid, 0, 0);
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shminfo.shmaddr = img->data = (char *)the_buffer_copy;
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shminfo.readOnly = False;
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// Try to attach SHM image, catching errors
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shm_error = false;
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old_error_handler = XSetErrorHandler(error_handler);
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XShmAttach(x_display, &shminfo);
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XSync(x_display, false);
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XSetErrorHandler(old_error_handler);
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if (shm_error) {
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shmdt(shminfo.shmaddr);
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XDestroyImage(img);
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shminfo.shmid = -1;
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} else {
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have_shm = true;
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shmctl(shminfo.shmid, IPC_RMID, 0);
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}
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}
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// Create normal X image if SHM doesn't work ("height + 2" for safety)
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if (!have_shm) {
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int bytes_per_row = aligned_width;
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switch (depth) {
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case 1:
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bytes_per_row /= 8;
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break;
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case 15:
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case 16:
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bytes_per_row *= 2;
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break;
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case 24:
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case 32:
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bytes_per_row *= 4;
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break;
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}
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the_buffer_copy = (uint8 *)malloc((aligned_height + 2) * bytes_per_row);
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img = XCreateImage(x_display, vis, depth, depth == 1 ? XYBitmap : ZPixmap, 0, (char *)the_buffer_copy, aligned_width, aligned_height, 32, bytes_per_row);
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}
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// 1-Bit mode is big-endian
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if (depth == 1) {
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img->byte_order = MSBFirst;
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img->bitmap_bit_order = MSBFirst;
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}
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// Allocate memory for frame buffer
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the_buffer = (uint8 *)malloc((aligned_height + 2) * img->bytes_per_line);
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// Create GC
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the_gc = XCreateGC(x_display, the_win, 0, 0);
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XSetState(x_display, the_gc, black_pixel, white_pixel, GXcopy, AllPlanes);
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// Create no_cursor
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mac_cursor = XCreatePixmapCursor(x_display,
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XCreatePixmap(x_display, the_win, 1, 1, 1),
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XCreatePixmap(x_display, the_win, 1, 1, 1),
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&black, &white, 0, 0);
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XDefineCursor(x_display, the_win, mac_cursor);
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// Set VideoMonitor
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#ifdef WORDS_BIGENDIAN
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set_video_monitor(width, height, img->bytes_per_line, img->bitmap_bit_order == MSBFirst);
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#else
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set_video_monitor(width, height, img->bytes_per_line, img->bitmap_bit_order == LSBFirst);
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#endif
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#if REAL_ADDRESSING
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VideoMonitor.mac_frame_base = (uint32)the_buffer;
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#else
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VideoMonitor.mac_frame_base = MacFrameBaseMac;
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#endif
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return true;
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}
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// Init fbdev DGA display
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static bool init_fbdev_dga(char *in_fb_name)
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{
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#ifdef ENABLE_FBDEV_DGA
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// Find the maximum depth available
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int ndepths, max_depth(0);
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int *depths = XListDepths(x_display, screen, &ndepths);
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if (depths == NULL) {
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printf("FATAL: Could not determine the maximal depth available\n");
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return false;
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} else {
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while (ndepths-- > 0) {
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if (depths[ndepths] > max_depth)
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max_depth = depths[ndepths];
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}
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}
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// Get fbdevices file path from preferences
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const char *fbd_path = PrefsFindString("fbdevicefile");
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// Open fbdevices file
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FILE *fp = fopen(fbd_path ? fbd_path : FBDEVICES_FILE_NAME, "r");
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if (fp == NULL) {
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char str[256];
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sprintf(str, GetString(STR_NO_FBDEVICE_FILE_ERR), fbd_path ? fbd_path : FBDEVICES_FILE_NAME, strerror(errno));
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ErrorAlert(str);
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return false;
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}
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int fb_depth; // supported depth
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uint32 fb_offset; // offset used for mmap(2)
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char fb_name[20];
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char line[256];
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bool device_found = false;
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while (fgets(line, 255, fp)) {
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// Read line
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int len = strlen(line);
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if (len == 0)
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continue;
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line[len - 1] = '\0';
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// Comments begin with "#" or ";"
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if ((line[0] == '#') || (line[0] == ';') || (line[0] == '\0'))
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continue;
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if ((sscanf(line, "%19s %d %x", &fb_name, &fb_depth, &fb_offset) == 3)
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&& (strcmp(fb_name, in_fb_name) == 0) && (fb_depth == max_depth)) {
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device_found = true;
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break;
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}
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}
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// fbdevices file completely read
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fclose(fp);
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// Frame buffer name not found ? Then, display warning
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if (!device_found) {
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char str[256];
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sprintf(str, GetString(STR_FBDEV_NAME_ERR), in_fb_name, max_depth);
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ErrorAlert(str);
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return false;
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}
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int width = DisplayWidth(x_display, screen);
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int height = DisplayHeight(x_display, screen);
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depth = fb_depth; // max_depth
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// Set relative mouse mode
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ADBSetRelMouseMode(false);
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// Create window
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XSetWindowAttributes wattr;
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wattr.override_redirect = True;
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wattr.backing_store = NotUseful;
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wattr.background_pixel = white_pixel;
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wattr.border_pixel = black_pixel;
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wattr.event_mask = eventmask = dga_eventmask;
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XSync(x_display, false);
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the_win = XCreateWindow(x_display, rootwin,
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0, 0, width, height,
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0, xdepth, InputOutput, vis,
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CWEventMask|CWBackPixel|CWBorderPixel|CWOverrideRedirect|CWBackingStore,
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&wattr);
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XSync(x_display, false);
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XMapRaised(x_display, the_win);
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XSync(x_display, false);
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// Grab mouse and keyboard
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XGrabKeyboard(x_display, the_win, True,
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GrabModeAsync, GrabModeAsync, CurrentTime);
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XGrabPointer(x_display, the_win, True,
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PointerMotionMask | ButtonPressMask | ButtonReleaseMask,
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GrabModeAsync, GrabModeAsync, the_win, None, CurrentTime);
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// Set colormap
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if (depth == 8) {
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XSetWindowColormap(x_display, the_win, cmap[0]);
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XSetWMColormapWindows(x_display, the_win, &the_win, 1);
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}
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// Set VideoMonitor
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int bytes_per_row = width;
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switch (depth) {
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case 1:
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bytes_per_row = ((width | 7) & ~7) >> 3;
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break;
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case 15:
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case 16:
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bytes_per_row *= 2;
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break;
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case 24:
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case 32:
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bytes_per_row *= 4;
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break;
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}
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if ((the_buffer = (uint8 *) mmap(NULL, height * bytes_per_row, PROT_READ | PROT_WRITE, MAP_PRIVATE, fbdev_fd, fb_offset)) == MAP_FAILED) {
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if ((the_buffer = (uint8 *) mmap(NULL, height * bytes_per_row, PROT_READ | PROT_WRITE, MAP_SHARED, fbdev_fd, fb_offset)) == MAP_FAILED) {
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char str[256];
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sprintf(str, GetString(STR_FBDEV_MMAP_ERR), strerror(errno));
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ErrorAlert(str);
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return false;
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}
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}
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set_video_monitor(width, height, bytes_per_row, true);
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#if REAL_ADDRESSING
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VideoMonitor.mac_frame_base = (uint32)the_buffer;
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|
#else
|
|
VideoMonitor.mac_frame_base = MacFrameBaseMac;
|
|
#endif
|
|
return true;
|
|
#else
|
|
ErrorAlert("Basilisk II has been compiled with fbdev DGA support disabled.");
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
// Init XF86 DGA display
|
|
static bool init_xf86_dga(int width, int height)
|
|
{
|
|
#ifdef ENABLE_XF86_DGA
|
|
// Set relative mouse mode
|
|
ADBSetRelMouseMode(true);
|
|
|
|
#ifdef ENABLE_XF86_VIDMODE
|
|
// Switch to best mode
|
|
if (has_vidmode) {
|
|
int best = 0;
|
|
for (int i=1; i<num_x_video_modes; i++) {
|
|
if (x_video_modes[i]->hdisplay >= width && x_video_modes[i]->vdisplay >= height &&
|
|
x_video_modes[i]->hdisplay <= x_video_modes[best]->hdisplay && x_video_modes[i]->vdisplay <= x_video_modes[best]->vdisplay) {
|
|
best = i;
|
|
}
|
|
}
|
|
XF86VidModeSwitchToMode(x_display, screen, x_video_modes[best]);
|
|
XF86VidModeSetViewPort(x_display, screen, 0, 0);
|
|
}
|
|
#endif
|
|
|
|
// Create window
|
|
XSetWindowAttributes wattr;
|
|
wattr.event_mask = eventmask = dga_eventmask;
|
|
wattr.border_pixel = black_pixel;
|
|
wattr.override_redirect = True;
|
|
|
|
XSync(x_display, false);
|
|
the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
|
|
InputOutput, vis, CWEventMask | CWBorderPixel | CWOverrideRedirect, &wattr);
|
|
XSync(x_display, false);
|
|
XStoreName(x_display, the_win, GetString(STR_WINDOW_TITLE));
|
|
XMapRaised(x_display, the_win);
|
|
XSync(x_display, false);
|
|
|
|
// Establish direct screen connection
|
|
XMoveResizeWindow(x_display, the_win, 0, 0, width, height);
|
|
XWarpPointer(x_display, None, rootwin, 0, 0, 0, 0, 0, 0);
|
|
XGrabKeyboard(x_display, rootwin, True, GrabModeAsync, GrabModeAsync, CurrentTime);
|
|
XGrabPointer(x_display, rootwin, True, PointerMotionMask | ButtonPressMask | ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
|
|
|
|
int v_width, v_bank, v_size;
|
|
XF86DGAGetVideo(x_display, screen, (char **)&the_buffer, &v_width, &v_bank, &v_size);
|
|
XF86DGADirectVideo(x_display, screen, XF86DGADirectGraphics | XF86DGADirectKeyb | XF86DGADirectMouse);
|
|
XF86DGASetViewPort(x_display, screen, 0, 0);
|
|
XF86DGASetVidPage(x_display, screen, 0);
|
|
|
|
// Set colormap
|
|
if (depth == 8) {
|
|
XSetWindowColormap(x_display, the_win, cmap[current_dga_cmap = 0]);
|
|
XSetWMColormapWindows(x_display, the_win, &the_win, 1);
|
|
XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
|
|
}
|
|
|
|
// Set VideoMonitor
|
|
int bytes_per_row = (v_width + 7) & ~7;
|
|
switch (depth) {
|
|
case 1:
|
|
bytes_per_row /= 8;
|
|
break;
|
|
case 15:
|
|
case 16:
|
|
bytes_per_row *= 2;
|
|
break;
|
|
case 24:
|
|
case 32:
|
|
bytes_per_row *= 4;
|
|
break;
|
|
}
|
|
set_video_monitor(width, height, bytes_per_row, true);
|
|
#if REAL_ADDRESSING
|
|
VideoMonitor.mac_frame_base = (uint32)the_buffer;
|
|
MacFrameLayout = FLAYOUT_DIRECT;
|
|
#else
|
|
VideoMonitor.mac_frame_base = MacFrameBaseMac;
|
|
#endif
|
|
return true;
|
|
#else
|
|
ErrorAlert("Basilisk II has been compiled with XF86 DGA support disabled.");
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
// Init keycode translation table
|
|
static void keycode_init(void)
|
|
{
|
|
bool use_kc = PrefsFindBool("keycodes");
|
|
if (use_kc) {
|
|
|
|
// Get keycode file path from preferences
|
|
const char *kc_path = PrefsFindString("keycodefile");
|
|
|
|
// Open keycode table
|
|
FILE *f = fopen(kc_path ? kc_path : KEYCODE_FILE_NAME, "r");
|
|
if (f == NULL) {
|
|
char str[256];
|
|
sprintf(str, GetString(STR_KEYCODE_FILE_WARN), kc_path ? kc_path : KEYCODE_FILE_NAME, strerror(errno));
|
|
WarningAlert(str);
|
|
return;
|
|
}
|
|
|
|
// Default translation table
|
|
for (int i=0; i<256; i++)
|
|
keycode_table[i] = -1;
|
|
|
|
// Search for server vendor string, then read keycodes
|
|
const char *vendor = ServerVendor(x_display);
|
|
bool vendor_found = false;
|
|
char line[256];
|
|
while (fgets(line, 255, f)) {
|
|
// Read line
|
|
int len = strlen(line);
|
|
if (len == 0)
|
|
continue;
|
|
line[len-1] = 0;
|
|
|
|
// Comments begin with "#" or ";"
|
|
if (line[0] == '#' || line[0] == ';' || line[0] == 0)
|
|
continue;
|
|
|
|
if (vendor_found) {
|
|
// Read keycode
|
|
int x_code, mac_code;
|
|
if (sscanf(line, "%d %d", &x_code, &mac_code) == 2)
|
|
keycode_table[x_code & 0xff] = mac_code;
|
|
else
|
|
break;
|
|
} else {
|
|
// Search for vendor string
|
|
if (strstr(vendor, line) == vendor)
|
|
vendor_found = true;
|
|
}
|
|
}
|
|
|
|
// Keycode file completely read
|
|
fclose(f);
|
|
use_keycodes = vendor_found;
|
|
|
|
// Vendor not found? Then display warning
|
|
if (!vendor_found) {
|
|
char str[256];
|
|
sprintf(str, GetString(STR_KEYCODE_VENDOR_WARN), vendor, kc_path ? kc_path : KEYCODE_FILE_NAME);
|
|
WarningAlert(str);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
bool VideoInit(bool classic)
|
|
{
|
|
// Check if X server runs on local machine
|
|
local_X11 = (strncmp(XDisplayName(x_display_name), ":", 1) == 0)
|
|
|| (strncmp(XDisplayName(x_display_name), "unix:", 5) == 0);
|
|
|
|
// Init keycode translation
|
|
keycode_init();
|
|
|
|
// Read prefs
|
|
mouse_wheel_mode = PrefsFindInt16("mousewheelmode");
|
|
mouse_wheel_lines = PrefsFindInt16("mousewheellines");
|
|
|
|
// Find screen and root window
|
|
screen = XDefaultScreen(x_display);
|
|
rootwin = XRootWindow(x_display, screen);
|
|
|
|
// Get screen depth
|
|
xdepth = DefaultDepth(x_display, screen);
|
|
|
|
#ifdef ENABLE_FBDEV_DGA
|
|
// Frame buffer name
|
|
char fb_name[20];
|
|
|
|
// Could do fbdev dga ?
|
|
if ((fbdev_fd = open(FBDEVICE_FILE_NAME, O_RDWR)) != -1)
|
|
has_dga = true;
|
|
else
|
|
has_dga = false;
|
|
#endif
|
|
|
|
#ifdef ENABLE_XF86_DGA
|
|
// DGA available?
|
|
int dga_event_base, dga_error_base;
|
|
if (local_X11 && XF86DGAQueryExtension(x_display, &dga_event_base, &dga_error_base)) {
|
|
int dga_flags = 0;
|
|
XF86DGAQueryDirectVideo(x_display, screen, &dga_flags);
|
|
has_dga = dga_flags & XF86DGADirectPresent;
|
|
} else
|
|
has_dga = false;
|
|
#endif
|
|
|
|
#ifdef ENABLE_XF86_VIDMODE
|
|
// VidMode available?
|
|
int vm_event_base, vm_error_base;
|
|
has_vidmode = XF86VidModeQueryExtension(x_display, &vm_event_base, &vm_error_base);
|
|
if (has_vidmode)
|
|
XF86VidModeGetAllModeLines(x_display, screen, &num_x_video_modes, &x_video_modes);
|
|
#endif
|
|
|
|
// Find black and white colors
|
|
XParseColor(x_display, DefaultColormap(x_display, screen), "rgb:00/00/00", &black);
|
|
XAllocColor(x_display, DefaultColormap(x_display, screen), &black);
|
|
XParseColor(x_display, DefaultColormap(x_display, screen), "rgb:ff/ff/ff", &white);
|
|
XAllocColor(x_display, DefaultColormap(x_display, screen), &white);
|
|
black_pixel = BlackPixel(x_display, screen);
|
|
white_pixel = WhitePixel(x_display, screen);
|
|
|
|
// Get appropriate visual
|
|
int color_class;
|
|
switch (xdepth) {
|
|
case 1:
|
|
color_class = StaticGray;
|
|
break;
|
|
case 8:
|
|
color_class = PseudoColor;
|
|
break;
|
|
case 15:
|
|
case 16:
|
|
case 24:
|
|
case 32:
|
|
color_class = TrueColor;
|
|
break;
|
|
default:
|
|
ErrorAlert(GetString(STR_UNSUPP_DEPTH_ERR));
|
|
return false;
|
|
}
|
|
if (!XMatchVisualInfo(x_display, screen, xdepth, color_class, &visualInfo)) {
|
|
ErrorAlert(GetString(STR_NO_XVISUAL_ERR));
|
|
return false;
|
|
}
|
|
if (visualInfo.depth != xdepth) {
|
|
ErrorAlert(GetString(STR_NO_XVISUAL_ERR));
|
|
return false;
|
|
}
|
|
vis = visualInfo.visual;
|
|
|
|
// Mac screen depth is always 1 bit in Classic mode, but follows X depth otherwise
|
|
classic_mode = classic;
|
|
if (classic)
|
|
depth = 1;
|
|
else
|
|
depth = xdepth;
|
|
|
|
// Create color maps for 8 bit mode
|
|
if (depth == 8) {
|
|
cmap[0] = XCreateColormap(x_display, rootwin, vis, AllocAll);
|
|
cmap[1] = XCreateColormap(x_display, rootwin, vis, AllocAll);
|
|
XInstallColormap(x_display, cmap[0]);
|
|
XInstallColormap(x_display, cmap[1]);
|
|
}
|
|
|
|
// Get screen mode from preferences
|
|
const char *mode_str;
|
|
if (classic)
|
|
mode_str = "win/512/342";
|
|
else
|
|
mode_str = PrefsFindString("screen");
|
|
|
|
// Determine type and mode
|
|
int width = 512, height = 384;
|
|
display_type = DISPLAY_WINDOW;
|
|
if (mode_str) {
|
|
if (sscanf(mode_str, "win/%d/%d", &width, &height) == 2)
|
|
display_type = DISPLAY_WINDOW;
|
|
#ifdef ENABLE_FBDEV_DGA
|
|
else if (has_dga && sscanf(mode_str, "dga/%19s", fb_name) == 1) {
|
|
#else
|
|
else if (has_dga && sscanf(mode_str, "dga/%d/%d", &width, &height) == 2) {
|
|
#endif
|
|
display_type = DISPLAY_DGA;
|
|
if (width > DisplayWidth(x_display, screen))
|
|
width = DisplayWidth(x_display, screen);
|
|
if (height > DisplayHeight(x_display, screen))
|
|
height = DisplayHeight(x_display, screen);
|
|
}
|
|
if (width <= 0)
|
|
width = DisplayWidth(x_display, screen);
|
|
if (height <= 0)
|
|
height = DisplayHeight(x_display, screen);
|
|
}
|
|
|
|
// Initialize according to display type
|
|
switch (display_type) {
|
|
case DISPLAY_WINDOW:
|
|
if (!init_window(width, height))
|
|
return false;
|
|
break;
|
|
case DISPLAY_DGA:
|
|
#ifdef ENABLE_FBDEV_DGA
|
|
if (!init_fbdev_dga(fb_name))
|
|
#else
|
|
if (!init_xf86_dga(width, height))
|
|
#endif
|
|
return false;
|
|
break;
|
|
}
|
|
|
|
#ifdef HAVE_PTHREADS
|
|
// Lock down frame buffer
|
|
pthread_mutex_lock(&frame_buffer_lock);
|
|
#endif
|
|
|
|
#if !REAL_ADDRESSING
|
|
// Set variables for UAE memory mapping
|
|
MacFrameBaseHost = the_buffer;
|
|
MacFrameSize = VideoMonitor.bytes_per_row * VideoMonitor.y;
|
|
|
|
// No special frame buffer in Classic mode (frame buffer is in Mac RAM)
|
|
if (classic)
|
|
MacFrameLayout = FLAYOUT_NONE;
|
|
#endif
|
|
|
|
XSync(x_display, false);
|
|
|
|
#ifdef HAVE_PTHREADS
|
|
// Start redraw/input thread
|
|
redraw_thread_active = (pthread_create(&redraw_thread, NULL, redraw_func, NULL) == 0);
|
|
if (!redraw_thread_active) {
|
|
printf("FATAL: cannot create redraw thread\n");
|
|
return false;
|
|
}
|
|
#endif
|
|
return true;
|
|
}
|
|
|
|
|
|
/*
|
|
* Deinitialization
|
|
*/
|
|
|
|
void VideoExit(void)
|
|
{
|
|
#ifdef HAVE_PTHREADS
|
|
// Stop redraw thread
|
|
if (redraw_thread_active) {
|
|
redraw_thread_cancel = true;
|
|
#ifdef HAVE_PTHREAD_CANCEL
|
|
pthread_cancel(redraw_thread);
|
|
#endif
|
|
pthread_join(redraw_thread, NULL);
|
|
redraw_thread_active = false;
|
|
}
|
|
#endif
|
|
|
|
#ifdef HAVE_PTHREADS
|
|
// Unlock frame buffer
|
|
pthread_mutex_unlock(&frame_buffer_lock);
|
|
#endif
|
|
|
|
// Close window and server connection
|
|
if (x_display != NULL) {
|
|
XSync(x_display, false);
|
|
|
|
#ifdef ENABLE_XF86_DGA
|
|
if (display_type == DISPLAY_DGA) {
|
|
XF86DGADirectVideo(x_display, screen, 0);
|
|
XUngrabPointer(x_display, CurrentTime);
|
|
XUngrabKeyboard(x_display, CurrentTime);
|
|
}
|
|
#endif
|
|
|
|
#ifdef ENABLE_XF86_VIDMODE
|
|
if (has_vidmode && display_type == DISPLAY_DGA)
|
|
XF86VidModeSwitchToMode(x_display, screen, x_video_modes[0]);
|
|
#endif
|
|
|
|
#ifdef ENABLE_FBDEV_DGA
|
|
if (display_type == DISPLAY_DGA) {
|
|
XUngrabPointer(x_display, CurrentTime);
|
|
XUngrabKeyboard(x_display, CurrentTime);
|
|
close(fbdev_fd);
|
|
}
|
|
#endif
|
|
|
|
XFlush(x_display);
|
|
XSync(x_display, false);
|
|
if (depth == 8) {
|
|
XFreeColormap(x_display, cmap[0]);
|
|
XFreeColormap(x_display, cmap[1]);
|
|
}
|
|
|
|
if (the_buffer) {
|
|
free(the_buffer);
|
|
the_buffer = NULL;
|
|
}
|
|
|
|
if (!have_shm && the_buffer_copy) {
|
|
free(the_buffer_copy);
|
|
the_buffer_copy = NULL;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* Close down full-screen mode (if bringing up error alerts is unsafe while in full-screen mode)
|
|
*/
|
|
|
|
void VideoQuitFullScreen(void)
|
|
{
|
|
D(bug("VideoQuitFullScreen()\n"));
|
|
if (display_type == DISPLAY_DGA)
|
|
quit_full_screen = true;
|
|
}
|
|
|
|
|
|
/*
|
|
* Mac VBL interrupt
|
|
*/
|
|
|
|
void VideoInterrupt(void)
|
|
{
|
|
// Emergency quit requested? Then quit
|
|
if (emerg_quit)
|
|
QuitEmulator();
|
|
|
|
#ifdef HAVE_PTHREADS
|
|
// Temporarily give up frame buffer lock (this is the point where
|
|
// we are suspended when the user presses Ctrl-Tab)
|
|
pthread_mutex_unlock(&frame_buffer_lock);
|
|
pthread_mutex_lock(&frame_buffer_lock);
|
|
#endif
|
|
}
|
|
|
|
|
|
/*
|
|
* Set palette
|
|
*/
|
|
|
|
void video_set_palette(uint8 *pal)
|
|
{
|
|
#ifdef HAVE_PTHREDS
|
|
pthread_mutex_lock(&palette_lock);
|
|
#endif
|
|
|
|
// Convert colors to XColor array
|
|
for (int i=0; i<256; i++) {
|
|
palette[i].pixel = i;
|
|
palette[i].red = pal[i*3] * 0x0101;
|
|
palette[i].green = pal[i*3+1] * 0x0101;
|
|
palette[i].blue = pal[i*3+2] * 0x0101;
|
|
palette[i].flags = DoRed | DoGreen | DoBlue;
|
|
}
|
|
|
|
// Tell redraw thread to change palette
|
|
palette_changed = true;
|
|
|
|
#ifdef HAVE_PTHREADS
|
|
pthread_mutex_unlock(&palette_lock);
|
|
#endif
|
|
}
|
|
|
|
|
|
/*
|
|
* Suspend/resume emulator
|
|
*/
|
|
|
|
#if defined(ENABLE_XF86_DGA) || defined(ENABLE_FBDEV_DGA)
|
|
static void suspend_emul(void)
|
|
{
|
|
if (display_type == DISPLAY_DGA) {
|
|
// Release ctrl key
|
|
ADBKeyUp(0x36);
|
|
ctrl_down = false;
|
|
|
|
#ifdef HAVE_PTHREADS
|
|
// Lock frame buffer (this will stop the MacOS thread)
|
|
pthread_mutex_lock(&frame_buffer_lock);
|
|
#endif
|
|
|
|
// Save frame buffer
|
|
fb_save = malloc(VideoMonitor.y * VideoMonitor.bytes_per_row);
|
|
if (fb_save)
|
|
memcpy(fb_save, the_buffer, VideoMonitor.y * VideoMonitor.bytes_per_row);
|
|
|
|
// Close full screen display
|
|
#ifdef ENABLE_XF86_DGA
|
|
XF86DGADirectVideo(x_display, screen, 0);
|
|
#endif
|
|
XUngrabPointer(x_display, CurrentTime);
|
|
XUngrabKeyboard(x_display, CurrentTime);
|
|
XUnmapWindow(x_display, the_win);
|
|
XSync(x_display, false);
|
|
|
|
// Open "suspend" window
|
|
XSetWindowAttributes wattr;
|
|
wattr.event_mask = KeyPressMask;
|
|
wattr.background_pixel = black_pixel;
|
|
wattr.border_pixel = black_pixel;
|
|
wattr.backing_store = Always;
|
|
wattr.backing_planes = xdepth;
|
|
wattr.colormap = DefaultColormap(x_display, screen);
|
|
|
|
XSync(x_display, false);
|
|
suspend_win = XCreateWindow(x_display, rootwin, 0, 0, 512, 1, 0, xdepth,
|
|
InputOutput, vis, CWEventMask | CWBackPixel | CWBorderPixel |
|
|
CWBackingStore | CWBackingPlanes | (xdepth == 8 ? CWColormap : 0), &wattr);
|
|
XSync(x_display, false);
|
|
XStoreName(x_display, suspend_win, GetString(STR_SUSPEND_WINDOW_TITLE));
|
|
XMapRaised(x_display, suspend_win);
|
|
XSync(x_display, false);
|
|
emul_suspended = true;
|
|
}
|
|
}
|
|
|
|
static void resume_emul(void)
|
|
{
|
|
// Close "suspend" window
|
|
XDestroyWindow(x_display, suspend_win);
|
|
XSync(x_display, false);
|
|
|
|
// Reopen full screen display
|
|
XMapRaised(x_display, the_win);
|
|
XWarpPointer(x_display, None, rootwin, 0, 0, 0, 0, 0, 0);
|
|
XSync(x_display, false);
|
|
XGrabKeyboard(x_display, rootwin, 1, GrabModeAsync, GrabModeAsync, CurrentTime);
|
|
XGrabPointer(x_display, rootwin, 1, PointerMotionMask | ButtonPressMask | ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
|
|
#ifdef ENABLE_XF86_DGA
|
|
XF86DGADirectVideo(x_display, screen, XF86DGADirectGraphics | XF86DGADirectKeyb | XF86DGADirectMouse);
|
|
XF86DGASetViewPort(x_display, screen, 0, 0);
|
|
#endif
|
|
XSync(x_display, false);
|
|
|
|
// Restore frame buffer
|
|
if (fb_save) {
|
|
memcpy(the_buffer, fb_save, VideoMonitor.y * VideoMonitor.bytes_per_row);
|
|
free(fb_save);
|
|
fb_save = NULL;
|
|
}
|
|
|
|
#ifdef ENABLE_XF86_DGA
|
|
if (depth == 8)
|
|
XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
|
|
#endif
|
|
|
|
#ifdef HAVE_PTHREADS
|
|
// Unlock frame buffer (and continue MacOS thread)
|
|
pthread_mutex_unlock(&frame_buffer_lock);
|
|
emul_suspended = false;
|
|
#endif
|
|
}
|
|
#endif
|
|
|
|
|
|
/*
|
|
* Translate key event to Mac keycode
|
|
*/
|
|
|
|
static int kc_decode(KeySym ks)
|
|
{
|
|
switch (ks) {
|
|
case XK_A: case XK_a: return 0x00;
|
|
case XK_B: case XK_b: return 0x0b;
|
|
case XK_C: case XK_c: return 0x08;
|
|
case XK_D: case XK_d: return 0x02;
|
|
case XK_E: case XK_e: return 0x0e;
|
|
case XK_F: case XK_f: return 0x03;
|
|
case XK_G: case XK_g: return 0x05;
|
|
case XK_H: case XK_h: return 0x04;
|
|
case XK_I: case XK_i: return 0x22;
|
|
case XK_J: case XK_j: return 0x26;
|
|
case XK_K: case XK_k: return 0x28;
|
|
case XK_L: case XK_l: return 0x25;
|
|
case XK_M: case XK_m: return 0x2e;
|
|
case XK_N: case XK_n: return 0x2d;
|
|
case XK_O: case XK_o: return 0x1f;
|
|
case XK_P: case XK_p: return 0x23;
|
|
case XK_Q: case XK_q: return 0x0c;
|
|
case XK_R: case XK_r: return 0x0f;
|
|
case XK_S: case XK_s: return 0x01;
|
|
case XK_T: case XK_t: return 0x11;
|
|
case XK_U: case XK_u: return 0x20;
|
|
case XK_V: case XK_v: return 0x09;
|
|
case XK_W: case XK_w: return 0x0d;
|
|
case XK_X: case XK_x: return 0x07;
|
|
case XK_Y: case XK_y: return 0x10;
|
|
case XK_Z: case XK_z: return 0x06;
|
|
|
|
case XK_1: case XK_exclam: return 0x12;
|
|
case XK_2: case XK_at: return 0x13;
|
|
case XK_3: case XK_numbersign: return 0x14;
|
|
case XK_4: case XK_dollar: return 0x15;
|
|
case XK_5: case XK_percent: return 0x17;
|
|
case XK_6: return 0x16;
|
|
case XK_7: return 0x1a;
|
|
case XK_8: return 0x1c;
|
|
case XK_9: return 0x19;
|
|
case XK_0: return 0x1d;
|
|
|
|
case XK_grave: case XK_asciitilde: return 0x0a;
|
|
case XK_minus: case XK_underscore: return 0x1b;
|
|
case XK_equal: case XK_plus: return 0x18;
|
|
case XK_bracketleft: case XK_braceleft: return 0x21;
|
|
case XK_bracketright: case XK_braceright: return 0x1e;
|
|
case XK_backslash: case XK_bar: return 0x2a;
|
|
case XK_semicolon: case XK_colon: return 0x29;
|
|
case XK_apostrophe: case XK_quotedbl: return 0x27;
|
|
case XK_comma: case XK_less: return 0x2b;
|
|
case XK_period: case XK_greater: return 0x2f;
|
|
case XK_slash: case XK_question: return 0x2c;
|
|
|
|
#if defined(ENABLE_XF86_DGA) || defined(ENABLE_FBDEV_DGA)
|
|
case XK_Tab: if (ctrl_down) {suspend_emul(); return -1;} else return 0x30;
|
|
#else
|
|
case XK_Tab: return 0x30;
|
|
#endif
|
|
case XK_Return: return 0x24;
|
|
case XK_space: return 0x31;
|
|
case XK_BackSpace: return 0x33;
|
|
|
|
case XK_Delete: return 0x75;
|
|
case XK_Insert: return 0x72;
|
|
case XK_Home: case XK_Help: return 0x73;
|
|
case XK_End: return 0x77;
|
|
#ifdef __hpux
|
|
case XK_Prior: return 0x74;
|
|
case XK_Next: return 0x79;
|
|
#else
|
|
case XK_Page_Up: return 0x74;
|
|
case XK_Page_Down: return 0x79;
|
|
#endif
|
|
|
|
case XK_Control_L: return 0x36;
|
|
case XK_Control_R: return 0x36;
|
|
case XK_Shift_L: return 0x38;
|
|
case XK_Shift_R: return 0x38;
|
|
case XK_Alt_L: return 0x37;
|
|
case XK_Alt_R: return 0x37;
|
|
case XK_Meta_L: return 0x3a;
|
|
case XK_Meta_R: return 0x3a;
|
|
case XK_Menu: return 0x32;
|
|
case XK_Caps_Lock: return 0x39;
|
|
case XK_Num_Lock: return 0x47;
|
|
|
|
case XK_Up: return 0x3e;
|
|
case XK_Down: return 0x3d;
|
|
case XK_Left: return 0x3b;
|
|
case XK_Right: return 0x3c;
|
|
|
|
case XK_Escape: if (ctrl_down) {quit_full_screen = true; emerg_quit = true; return -1;} else return 0x35;
|
|
|
|
case XK_F1: if (ctrl_down) {SysMountFirstFloppy(); return -1;} else return 0x7a;
|
|
case XK_F2: return 0x78;
|
|
case XK_F3: return 0x63;
|
|
case XK_F4: return 0x76;
|
|
case XK_F5: return 0x60;
|
|
case XK_F6: return 0x61;
|
|
case XK_F7: return 0x62;
|
|
case XK_F8: return 0x64;
|
|
case XK_F9: return 0x65;
|
|
case XK_F10: return 0x6d;
|
|
case XK_F11: return 0x67;
|
|
case XK_F12: return 0x6f;
|
|
|
|
case XK_Print: return 0x69;
|
|
case XK_Scroll_Lock: return 0x6b;
|
|
case XK_Pause: return 0x71;
|
|
|
|
#if defined(XK_KP_Prior) && defined(XK_KP_Left) && defined(XK_KP_Insert) && defined (XK_KP_End)
|
|
case XK_KP_0: case XK_KP_Insert: return 0x52;
|
|
case XK_KP_1: case XK_KP_End: return 0x53;
|
|
case XK_KP_2: case XK_KP_Down: return 0x54;
|
|
case XK_KP_3: case XK_KP_Next: return 0x55;
|
|
case XK_KP_4: case XK_KP_Left: return 0x56;
|
|
case XK_KP_5: case XK_KP_Begin: return 0x57;
|
|
case XK_KP_6: case XK_KP_Right: return 0x58;
|
|
case XK_KP_7: case XK_KP_Home: return 0x59;
|
|
case XK_KP_8: case XK_KP_Up: return 0x5b;
|
|
case XK_KP_9: case XK_KP_Prior: return 0x5c;
|
|
case XK_KP_Decimal: case XK_KP_Delete: return 0x41;
|
|
#else
|
|
case XK_KP_0: return 0x52;
|
|
case XK_KP_1: return 0x53;
|
|
case XK_KP_2: return 0x54;
|
|
case XK_KP_3: return 0x55;
|
|
case XK_KP_4: return 0x56;
|
|
case XK_KP_5: return 0x57;
|
|
case XK_KP_6: return 0x58;
|
|
case XK_KP_7: return 0x59;
|
|
case XK_KP_8: return 0x5b;
|
|
case XK_KP_9: return 0x5c;
|
|
case XK_KP_Decimal: return 0x41;
|
|
#endif
|
|
case XK_KP_Add: return 0x45;
|
|
case XK_KP_Subtract: return 0x4e;
|
|
case XK_KP_Multiply: return 0x43;
|
|
case XK_KP_Divide: return 0x4b;
|
|
case XK_KP_Enter: return 0x4c;
|
|
case XK_KP_Equal: return 0x51;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static int event2keycode(XKeyEvent *ev)
|
|
{
|
|
KeySym ks;
|
|
int as;
|
|
int i = 0;
|
|
|
|
do {
|
|
ks = XLookupKeysym(ev, i++);
|
|
as = kc_decode(ks);
|
|
if (as != -1)
|
|
return as;
|
|
} while (ks != NoSymbol);
|
|
|
|
return -1;
|
|
}
|
|
|
|
|
|
/*
|
|
* X event handling
|
|
*/
|
|
|
|
static void handle_events(void)
|
|
{
|
|
XEvent event;
|
|
for (;;) {
|
|
if (!XCheckMaskEvent(x_display, eventmask, &event))
|
|
break;
|
|
|
|
switch (event.type) {
|
|
// Mouse button
|
|
case ButtonPress: {
|
|
unsigned int button = ((XButtonEvent *)&event)->button;
|
|
if (button < 4)
|
|
ADBMouseDown(button - 1);
|
|
else if (button < 6) { // Wheel mouse
|
|
if (mouse_wheel_mode == 0) {
|
|
int key = (button == 5) ? 0x79 : 0x74; // Page up/down
|
|
ADBKeyDown(key);
|
|
ADBKeyUp(key);
|
|
} else {
|
|
int key = (button == 5) ? 0x3d : 0x3e; // Cursor up/down
|
|
for(int i=0; i<mouse_wheel_lines; i++) {
|
|
ADBKeyDown(key);
|
|
ADBKeyUp(key);
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case ButtonRelease: {
|
|
unsigned int button = ((XButtonEvent *)&event)->button;
|
|
if (button < 4)
|
|
ADBMouseUp(button - 1);
|
|
break;
|
|
}
|
|
|
|
// Mouse moved
|
|
case EnterNotify:
|
|
ADBMouseMoved(((XMotionEvent *)&event)->x, ((XMotionEvent *)&event)->y);
|
|
break;
|
|
case MotionNotify:
|
|
ADBMouseMoved(((XMotionEvent *)&event)->x, ((XMotionEvent *)&event)->y);
|
|
break;
|
|
|
|
// Keyboard
|
|
case KeyPress: {
|
|
int code;
|
|
if (use_keycodes) {
|
|
event2keycode((XKeyEvent *)&event); // This is called to process the hotkeys
|
|
code = keycode_table[((XKeyEvent *)&event)->keycode & 0xff];
|
|
} else
|
|
code = event2keycode((XKeyEvent *)&event);
|
|
if (code != -1) {
|
|
if (!emul_suspended) {
|
|
if (code == 0x39) { // Caps Lock pressed
|
|
if (caps_on) {
|
|
ADBKeyUp(code);
|
|
caps_on = false;
|
|
} else {
|
|
ADBKeyDown(code);
|
|
caps_on = true;
|
|
}
|
|
} else
|
|
ADBKeyDown(code);
|
|
if (code == 0x36)
|
|
ctrl_down = true;
|
|
} else {
|
|
#if defined(ENABLE_XF86_DGA) || defined(ENABLE_FBDEV_DGA)
|
|
if (code == 0x31)
|
|
resume_emul(); // Space wakes us up
|
|
#endif
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
case KeyRelease: {
|
|
int code;
|
|
if (use_keycodes) {
|
|
event2keycode((XKeyEvent *)&event); // This is called to process the hotkeys
|
|
code = keycode_table[((XKeyEvent *)&event)->keycode & 0xff];
|
|
} else
|
|
code = event2keycode((XKeyEvent *)&event);
|
|
if (code != -1 && code != 0x39) { // Don't propagate Caps Lock releases
|
|
ADBKeyUp(code);
|
|
if (code == 0x36)
|
|
ctrl_down = false;
|
|
}
|
|
break;
|
|
}
|
|
|
|
// Hidden parts exposed, force complete refresh of window
|
|
case Expose:
|
|
if (display_type == DISPLAY_WINDOW) {
|
|
if (frame_skip == 0) { // Dynamic refresh
|
|
int x1, y1;
|
|
for (y1=0; y1<16; y1++)
|
|
for (x1=0; x1<16; x1++)
|
|
updt_box[x1][y1] = true;
|
|
nr_boxes = 16 * 16;
|
|
} else
|
|
memset(the_buffer_copy, 0, VideoMonitor.bytes_per_row * VideoMonitor.y);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* Window display update
|
|
*/
|
|
|
|
// Dynamic display update (variable frame rate for each box)
|
|
static void update_display_dynamic(int ticker)
|
|
{
|
|
int y1, y2, y2s, y2a, i, x1, xm, xmo, ymo, yo, yi, yil, xi;
|
|
int xil = 0;
|
|
int rxm = 0, rxmo = 0;
|
|
int bytes_per_row = VideoMonitor.bytes_per_row;
|
|
int bytes_per_pixel = VideoMonitor.bytes_per_row / VideoMonitor.x;
|
|
int rx = VideoMonitor.bytes_per_row / 16;
|
|
int ry = VideoMonitor.y / 16;
|
|
int max_box;
|
|
|
|
y2s = sm_uptd[ticker % 8];
|
|
y2a = 8;
|
|
for (i = 0; i < 6; i++)
|
|
if (ticker % (2 << i))
|
|
break;
|
|
max_box = sm_no_boxes[i];
|
|
|
|
if (y2a) {
|
|
for (y1=0; y1<16; y1++) {
|
|
for (y2=y2s; y2 < ry; y2 += y2a) {
|
|
i = ((y1 * ry) + y2) * bytes_per_row;
|
|
for (x1=0; x1<16; x1++, i += rx) {
|
|
if (updt_box[x1][y1] == false) {
|
|
if (memcmp(&the_buffer_copy[i], &the_buffer[i], rx)) {
|
|
updt_box[x1][y1] = true;
|
|
nr_boxes++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if ((nr_boxes <= max_box) && (nr_boxes)) {
|
|
for (y1=0; y1<16; y1++) {
|
|
for (x1=0; x1<16; x1++) {
|
|
if (updt_box[x1][y1] == true) {
|
|
if (rxm == 0)
|
|
xm = x1;
|
|
rxm += rx;
|
|
updt_box[x1][y1] = false;
|
|
}
|
|
if (((updt_box[x1+1][y1] == false) || (x1 == 15)) && (rxm)) {
|
|
if ((rxmo != rxm) || (xmo != xm) || (yo != y1 - 1)) {
|
|
if (rxmo) {
|
|
xi = xmo * rx;
|
|
yi = ymo * ry;
|
|
xil = rxmo;
|
|
yil = (yo - ymo +1) * ry;
|
|
}
|
|
rxmo = rxm;
|
|
xmo = xm;
|
|
ymo = y1;
|
|
}
|
|
rxm = 0;
|
|
yo = y1;
|
|
}
|
|
if (xil) {
|
|
i = (yi * bytes_per_row) + xi;
|
|
for (y2=0; y2 < yil; y2++, i += bytes_per_row)
|
|
memcpy(&the_buffer_copy[i], &the_buffer[i], xil);
|
|
if (depth == 1) {
|
|
if (have_shm)
|
|
XShmPutImage(x_display, the_win, the_gc, img, xi * 8, yi, xi * 8, yi, xil * 8, yil, 0);
|
|
else
|
|
XPutImage(x_display, the_win, the_gc, img, xi * 8, yi, xi * 8, yi, xil * 8, yil);
|
|
} else {
|
|
if (have_shm)
|
|
XShmPutImage(x_display, the_win, the_gc, img, xi / bytes_per_pixel, yi, xi / bytes_per_pixel, yi, xil / bytes_per_pixel, yil, 0);
|
|
else
|
|
XPutImage(x_display, the_win, the_gc, img, xi / bytes_per_pixel, yi, xi / bytes_per_pixel, yi, xil / bytes_per_pixel, yil);
|
|
}
|
|
xil = 0;
|
|
}
|
|
if ((x1 == 15) && (y1 == 15) && (rxmo)) {
|
|
x1--;
|
|
xi = xmo * rx;
|
|
yi = ymo * ry;
|
|
xil = rxmo;
|
|
yil = (yo - ymo +1) * ry;
|
|
rxmo = 0;
|
|
}
|
|
}
|
|
}
|
|
nr_boxes = 0;
|
|
}
|
|
}
|
|
|
|
// Static display update (fixed frame rate, but incremental)
|
|
static void update_display_static(void)
|
|
{
|
|
// Incremental update code
|
|
int wide = 0, high = 0, x1, x2, y1, y2, i, j;
|
|
int bytes_per_row = VideoMonitor.bytes_per_row;
|
|
int bytes_per_pixel = VideoMonitor.bytes_per_row / VideoMonitor.x;
|
|
uint8 *p, *p2;
|
|
|
|
// Check for first line from top and first line from bottom that have changed
|
|
y1 = 0;
|
|
for (j=0; j<VideoMonitor.y; j++) {
|
|
if (memcmp(&the_buffer[j * bytes_per_row], &the_buffer_copy[j * bytes_per_row], bytes_per_row)) {
|
|
y1 = j;
|
|
break;
|
|
}
|
|
}
|
|
y2 = y1 - 1;
|
|
for (j=VideoMonitor.y-1; j>=y1; j--) {
|
|
if (memcmp(&the_buffer[j * bytes_per_row], &the_buffer_copy[j * bytes_per_row], bytes_per_row)) {
|
|
y2 = j;
|
|
break;
|
|
}
|
|
}
|
|
high = y2 - y1 + 1;
|
|
|
|
// Check for first column from left and first column from right that have changed
|
|
if (high) {
|
|
if (depth == 1) {
|
|
x1 = VideoMonitor.x;
|
|
for (j=y1; j<=y2; j++) {
|
|
p = &the_buffer[j * bytes_per_row];
|
|
p2 = &the_buffer_copy[j * bytes_per_row];
|
|
for (i=0; i<(x1>>3); i++) {
|
|
if (*p != *p2) {
|
|
x1 = i << 3;
|
|
break;
|
|
}
|
|
p++;
|
|
p2++;
|
|
}
|
|
}
|
|
x2 = x1;
|
|
for (j=y1; j<=y2; j++) {
|
|
p = &the_buffer[j * bytes_per_row];
|
|
p2 = &the_buffer_copy[j * bytes_per_row];
|
|
p += bytes_per_row;
|
|
p2 += bytes_per_row;
|
|
for (i=(VideoMonitor.x>>3); i>(x2>>3); i--) {
|
|
p--;
|
|
p2--;
|
|
if (*p != *p2) {
|
|
x2 = i << 3;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
wide = x2 - x1;
|
|
|
|
// Update copy of the_buffer
|
|
if (high && wide) {
|
|
for (j=y1; j<=y2; j++) {
|
|
i = j * bytes_per_row + (x1 >> 3);
|
|
memcpy(the_buffer_copy + i, the_buffer + i, wide >> 3);
|
|
}
|
|
}
|
|
|
|
} else {
|
|
x1 = VideoMonitor.x;
|
|
for (j=y1; j<=y2; j++) {
|
|
p = &the_buffer[j * bytes_per_row];
|
|
p2 = &the_buffer_copy[j * bytes_per_row];
|
|
for (i=0; i<x1; i++) {
|
|
if (memcmp(p, p2, bytes_per_pixel)) {
|
|
x1 = i;
|
|
break;
|
|
}
|
|
p += bytes_per_pixel;
|
|
p2 += bytes_per_pixel;
|
|
}
|
|
}
|
|
x2 = x1;
|
|
for (j=y1; j<=y2; j++) {
|
|
p = &the_buffer[j * bytes_per_row];
|
|
p2 = &the_buffer_copy[j * bytes_per_row];
|
|
p += bytes_per_row;
|
|
p2 += bytes_per_row;
|
|
for (i=VideoMonitor.x; i>x2; i--) {
|
|
p -= bytes_per_pixel;
|
|
p2 -= bytes_per_pixel;
|
|
if (memcmp(p, p2, bytes_per_pixel)) {
|
|
x2 = i;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
wide = x2 - x1;
|
|
|
|
// Update copy of the_buffer
|
|
if (high && wide) {
|
|
for (j=y1; j<=y2; j++) {
|
|
i = j * bytes_per_row + x1 * bytes_per_pixel;
|
|
memcpy(the_buffer_copy + i, the_buffer + i, bytes_per_pixel * wide);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Refresh display
|
|
if (high && wide) {
|
|
if (have_shm)
|
|
XShmPutImage(x_display, the_win, the_gc, img, x1, y1, x1, y1, wide, high, 0);
|
|
else
|
|
XPutImage(x_display, the_win, the_gc, img, x1, y1, x1, y1, wide, high);
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* Thread for screen refresh, input handling etc.
|
|
*/
|
|
|
|
void VideoRefresh(void)
|
|
{
|
|
#if defined(ENABLE_XF86_DGA) || defined(ENABLE_FBDEV_DGA)
|
|
// Quit DGA mode if requested
|
|
if (quit_full_screen) {
|
|
quit_full_screen = false;
|
|
if (display_type == DISPLAY_DGA) {
|
|
#ifdef ENABLE_XF86_DGA
|
|
XF86DGADirectVideo(x_display, screen, 0);
|
|
#endif
|
|
XUngrabPointer(x_display, CurrentTime);
|
|
XUngrabKeyboard(x_display, CurrentTime);
|
|
XUnmapWindow(x_display, the_win);
|
|
XSync(x_display, false);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// Handle X events
|
|
handle_events();
|
|
|
|
// Handle palette changes
|
|
#ifdef HAVE_PTHREADS
|
|
pthread_mutex_lock(&palette_lock);
|
|
#endif
|
|
if (palette_changed) {
|
|
palette_changed = false;
|
|
if (depth == 8) {
|
|
XStoreColors(x_display, cmap[0], palette, 256);
|
|
XStoreColors(x_display, cmap[1], palette, 256);
|
|
|
|
#ifdef ENABLE_XF86_DGA
|
|
if (display_type == DISPLAY_DGA) {
|
|
current_dga_cmap ^= 1;
|
|
XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
#ifdef HAVE_PTHREADS
|
|
pthread_mutex_unlock(&palette_lock);
|
|
#endif
|
|
|
|
// In window mode, update display
|
|
static int tick_counter = 0;
|
|
if (display_type == DISPLAY_WINDOW) {
|
|
tick_counter++;
|
|
if (frame_skip == 0)
|
|
update_display_dynamic(tick_counter);
|
|
else if (tick_counter >= frame_skip) {
|
|
tick_counter = 0;
|
|
update_display_static();
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifdef HAVE_PTHREADS
|
|
static void *redraw_func(void *arg)
|
|
{
|
|
while (!redraw_thread_cancel) {
|
|
#ifdef HAVE_NANOSLEEP
|
|
struct timespec req = {0, 16666667};
|
|
nanosleep(&req, NULL);
|
|
#else
|
|
usleep(16667);
|
|
#endif
|
|
VideoRefresh();
|
|
}
|
|
return NULL;
|
|
}
|
|
#endif
|