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root/cebix/SheepShaver/src/Unix/video_x.cpp

Comparing SheepShaver/src/Unix/video_x.cpp (file contents):
Revision 1.7 by gbeauche, 2003-12-04T22:29:15Z vs.
Revision 1.39 by gbeauche, 2005-03-28T09:05:28Z

#	Line 1 | Line 1
1		/*
2		*  video_x.cpp - Video/graphics emulation, X11 specific stuff
3		*
4	<	*  SheepShaver (C) 1997-2002 Marc Hellwig and Christian Bauer
4	>	*  SheepShaver (C) 1997-2005 Marc Hellwig and Christian Bauer
5		*
6		*  This program is free software; you can redistribute it and/or modify
7		*  it under the terms of the GNU General Public License as published by
#	Line 18 | Line 18
18		*  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
19		*/
20
21	+	/*
22	+	*  NOTES:
23	+	*    The Ctrl key works like a qualifier for special actions:
24	+	*      Ctrl-Tab = suspend DGA mode
25	+	*      Ctrl-Esc = emergency quit
26	+	*      Ctrl-F1 = mount floppy
27	+	*      Ctrl-F5 = grab mouse (in windowed mode)
28	+	*/
29	+
30		#include "sysdeps.h"
31
32		#include <X11/Xlib.h>
#	Line 29 | Line 38
38		#include <errno.h>
39		#include <pthread.h>
40
41	+	#include <algorithm>
42	+
43	+	#ifdef ENABLE_FBDEV_DGA
44	+	# include <linux/fb.h>
45	+	# include <sys/ioctl.h>
46	+	#endif
47	+
48		#ifdef ENABLE_XF86_DGA
49	<	#include <X11/extensions/xf86dga.h>
49	>	# include <X11/extensions/xf86dga.h>
50		#endif
51
52		#ifdef ENABLE_XF86_VIDMODE
#	Line 44 | Line 60
60		#include "about_window.h"
61		#include "video.h"
62		#include "video_defs.h"
63	+	#include "video_blit.h"
64
65		#define DEBUG 0
66		#include "debug.h"
67
68	+	#ifndef NO_STD_NAMESPACE
69	+	using std::sort;
70	+	#endif
71	+
72
73		// Constants
74		const char KEYCODE_FILE_NAME[] = DATADIR "/keycodes";
75	+	static const bool hw_mac_cursor_accl = true;    // Flag: Enable MacOS to X11 copy of cursor?
76
77		// Global variables
78		static int32 frame_skip;
79	+	static int16 mouse_wheel_mode;
80	+	static int16 mouse_wheel_lines;
81		static bool redraw_thread_active = false;       // Flag: Redraw thread installed
82	+	static pthread_attr_t redraw_thread_attr;       // Redraw thread attributes
83	+	static volatile bool redraw_thread_cancel;      // Flag: Cancel Redraw thread
84		static pthread_t redraw_thread;                         // Redraw thread
85
86		static bool local_X11;                                          // Flag: X server running on local machine?
#	Line 72 | Line 98 | static const bool use_vosf = false;                    //
98
99		static bool palette_changed = false;            // Flag: Palette changed, redraw thread must update palette
100		static bool ctrl_down = false;                          // Flag: Ctrl key pressed
101	+	static bool caps_on = false;                            // Flag: Caps Lock on
102		static bool quit_full_screen = false;           // Flag: DGA close requested from redraw thread
103		static volatile bool quit_full_screen_ack = false;      // Acknowledge for quit_full_screen
104		static bool emerg_quit = false;                         // Flag: Ctrl-Esc pressed, emergency quit requested from MacOS thread
#	Line 87 | Line 114 | static int screen;                                                     // Screen numbe
114		static int xdepth;                                                      // Depth of X screen
115		static int depth;                                                       // Depth of Mac frame buffer
116		static Window rootwin, the_win;                         // Root window and our window
117	+	static int num_depths = 0;                                      // Number of available X depths
118	+	static int *avail_depths = NULL;                        // List of available X depths
119	+	static VisualFormat visualFormat;
120		static XVisualInfo visualInfo;
121		static Visual *vis;
122	+	static int color_class;
123	+	static int rshift, rloss, gshift, gloss, bshift, bloss; // Pixel format of DirectColor/TrueColor modes
124		static Colormap cmap[2];                                        // Two colormaps (DGA) for 8-bit mode
125	+	static XColor x_palette[256];                           // Color palette to be used as CLUT and gamma table
126	+	static int orig_accel_numer, orig_accel_denom, orig_threshold;  // Original mouse acceleration
127	+
128		static XColor black, white;
129		static unsigned long black_pixel, white_pixel;
130		static int eventmask;
131	<	static const int win_eventmask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask | EnterWindowMask | ExposureMask;
132	<	static const int dga_eventmask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask;
131	>	static const int win_eventmask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask | EnterWindowMask | ExposureMask | StructureNotifyMask;
132	>	static const int dga_eventmask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask | StructureNotifyMask;
133
134		// Variables for window mode
135		static GC the_gc;
#	Line 111 | Line 146 | static uint8 *the_buffer_copy = NULL;          /
146		static uint32 the_buffer_size;                          // Size of allocated the_buffer
147
148		// Variables for DGA mode
149	<	static char *dga_screen_base;
115	<	static int dga_fb_width;
149	>	static bool is_fbdev_dga_mode = false;          // Flag: Use FBDev DGA mode?
150		static int current_dga_cmap;
151
152	+	#ifdef ENABLE_FBDEV_DGA
153	+	static int fb_dev_fd = -1;                                              // Handle to fb device name
154	+	static struct fb_fix_screeninfo fb_finfo;               // Fixed info
155	+	static struct fb_var_screeninfo fb_vinfo;               // Variable info
156	+	static struct fb_var_screeninfo fb_orig_vinfo;  // Variable info to restore later
157	+	static struct fb_cmap fb_oldcmap;                               // Colormap to restore later
158	+	#endif
159	+
160		#ifdef ENABLE_XF86_VIDMODE
161		// Variables for XF86 VidMode support
162		static XF86VidModeModeInfo **x_video_modes;             // Array of all available modes
163		static int num_x_video_modes;
164		#endif
165
166	+	// Mutex to protect palette
167	+	#ifdef HAVE_SPINLOCKS
168	+	static spinlock_t x_palette_lock = SPIN_LOCK_UNLOCKED;
169	+	#define LOCK_PALETTE spin_lock(&x_palette_lock)
170	+	#define UNLOCK_PALETTE spin_unlock(&x_palette_lock)
171	+	#elif defined(HAVE_PTHREADS)
172	+	static pthread_mutex_t x_palette_lock = PTHREAD_MUTEX_INITIALIZER;
173	+	#define LOCK_PALETTE pthread_mutex_lock(&x_palette_lock)
174	+	#define UNLOCK_PALETTE pthread_mutex_unlock(&x_palette_lock)
175	+	#else
176	+	#define LOCK_PALETTE
177	+	#define UNLOCK_PALETTE
178	+	#endif
179	+
180	+	// Mutex to protect frame buffer
181	+	#ifdef HAVE_SPINLOCKS
182	+	static spinlock_t frame_buffer_lock = SPIN_LOCK_UNLOCKED;
183	+	#define LOCK_FRAME_BUFFER spin_lock(&frame_buffer_lock)
184	+	#define UNLOCK_FRAME_BUFFER spin_unlock(&frame_buffer_lock)
185	+	#elif defined(HAVE_PTHREADS)
186	+	static pthread_mutex_t frame_buffer_lock = PTHREAD_MUTEX_INITIALIZER;
187	+	#define LOCK_FRAME_BUFFER pthread_mutex_lock(&frame_buffer_lock);
188	+	#define UNLOCK_FRAME_BUFFER pthread_mutex_unlock(&frame_buffer_lock);
189	+	#else
190	+	#define LOCK_FRAME_BUFFER
191	+	#define UNLOCK_FRAME_BUFFER
192	+	#endif
193	+
194
195		// Prototypes
196		static void *redraw_func(void *arg);
#	Line 133 | Line 203 | extern Display *x_display;
203		// From sys_unix.cpp
204		extern void SysMountFirstFloppy(void);
205
206	+	// From clip_unix.cpp
207	+	extern void ClipboardSelectionClear(XSelectionClearEvent *);
208	+	extern void ClipboardSelectionRequest(XSelectionRequestEvent *);
209	+
210
211		// Video acceleration through SIGSEGV
212		#ifdef ENABLE_VOSF
#	Line 141 | Line 215 | extern void SysMountFirstFloppy(void);
215
216
217		/*
218	+	*  Utility functions
219	+	*/
220	+
221	+	// Get current video mode
222	+	static inline int get_current_mode(void)
223	+	{
224	+	return VModes[cur_mode].viAppleMode;
225	+	}
226	+
227	+	// Find palette size for given color depth
228	+	static int palette_size(int mode)
229	+	{
230	+	switch (mode) {
231	+	case APPLE_1_BIT: return 2;
232	+	case APPLE_2_BIT: return 4;
233	+	case APPLE_4_BIT: return 16;
234	+	case APPLE_8_BIT: return 256;
235	+	case APPLE_16_BIT: return 32;
236	+	case APPLE_32_BIT: return 256;
237	+	default: return 0;
238	+	}
239	+	}
240	+
241	+	// Return bits per pixel for requested depth
242	+	static inline int bytes_per_pixel(int depth)
243	+	{
244	+	int bpp;
245	+	switch (depth) {
246	+	case 8:
247	+	bpp = 1;
248	+	break;
249	+	case 15: case 16:
250	+	bpp = 2;
251	+	break;
252	+	case 24: case 32:
253	+	bpp = 4;
254	+	break;
255	+	default:
256	+	abort();
257	+	}
258	+	return bpp;
259	+	}
260	+
261	+	// Map video_mode depth ID to numerical depth value
262	+	static inline int depth_of_video_mode(int mode)
263	+	{
264	+	int depth;
265	+	switch (mode) {
266	+	case APPLE_1_BIT:
267	+	depth = 1;
268	+	break;
269	+	case APPLE_2_BIT:
270	+	depth = 2;
271	+	break;
272	+	case APPLE_4_BIT:
273	+	depth = 4;
274	+	break;
275	+	case APPLE_8_BIT:
276	+	depth = 8;
277	+	break;
278	+	case APPLE_16_BIT:
279	+	depth = 16;
280	+	break;
281	+	case APPLE_32_BIT:
282	+	depth = 32;
283	+	break;
284	+	default:
285	+	abort();
286	+	}
287	+	return depth;
288	+	}
289	+
290	+	// Map RGB color to pixel value (this only works in TrueColor/DirectColor visuals)
291	+	static inline uint32 map_rgb(uint8 red, uint8 green, uint8 blue)
292	+	{
293	+	return ((red >> rloss) << rshift) | ((green >> gloss) << gshift) | ((blue >> bloss) << bshift);
294	+	}
295	+
296	+
297	+	// Do we have a visual for handling the specified Mac depth? If so, set the
298	+	// global variables "xdepth", "visualInfo", "vis" and "color_class".
299	+	static bool find_visual_for_depth(int depth)
300	+	{
301	+	D(bug("have_visual_for_depth(%d)\n", depth_of_video_mode(depth)));
302	+
303	+	// 1-bit works always and uses default visual
304	+	if (depth == APPLE_1_BIT) {
305	+	vis = DefaultVisual(x_display, screen);
306	+	visualInfo.visualid = XVisualIDFromVisual(vis);
307	+	int num = 0;
308	+	XVisualInfo *vi = XGetVisualInfo(x_display, VisualIDMask, &visualInfo, &num);
309	+	visualInfo = vi[0];
310	+	XFree(vi);
311	+	xdepth = visualInfo.depth;
312	+	color_class = visualInfo.c_class;
313	+	D(bug(" found visual ID 0x%02x, depth %d\n", visualInfo.visualid, xdepth));
314	+	return true;
315	+	}
316	+
317	+	// Calculate minimum and maximum supported X depth
318	+	int min_depth = 1, max_depth = 32;
319	+	switch (depth) {
320	+	#ifdef ENABLE_VOSF
321	+	case APPLE_2_BIT:
322	+	case APPLE_4_BIT:       // VOSF blitters can convert 2/4/8-bit -> 8/16/32-bit
323	+	case APPLE_8_BIT:
324	+	min_depth = 8;
325	+	max_depth = 32;
326	+	break;
327	+	#else
328	+	case APPLE_2_BIT:
329	+	case APPLE_4_BIT:       // 2/4-bit requires VOSF blitters
330	+	return false;
331	+	case APPLE_8_BIT:       // 8-bit without VOSF requires an 8-bit visual
332	+	min_depth = 8;
333	+	max_depth = 8;
334	+	break;
335	+	#endif
336	+	case APPLE_16_BIT:      // 16-bit requires a 15/16-bit visual
337	+	min_depth = 15;
338	+	max_depth = 16;
339	+	break;
340	+	case APPLE_32_BIT:      // 32-bit requires a 24/32-bit visual
341	+	min_depth = 24;
342	+	max_depth = 32;
343	+	break;
344	+	}
345	+	D(bug(" minimum required X depth is %d, maximum supported X depth is %d\n", min_depth, max_depth));
346	+
347	+	// Try to find a visual for one of the color depths
348	+	bool visual_found = false;
349	+	for (int i=0; i<num_depths && !visual_found; i++) {
350	+
351	+	xdepth = avail_depths[i];
352	+	D(bug(" trying to find visual for depth %d\n", xdepth));
353	+	if (xdepth < min_depth || xdepth > max_depth)
354	+	continue;
355	+
356	+	// Determine best color class for this depth
357	+	switch (xdepth) {
358	+	case 1: // Try StaticGray or StaticColor
359	+	if (XMatchVisualInfo(x_display, screen, xdepth, StaticGray, &visualInfo)
360	+	|| XMatchVisualInfo(x_display, screen, xdepth, StaticColor, &visualInfo))
361	+	visual_found = true;
362	+	break;
363	+	case 8: // Need PseudoColor
364	+	if (XMatchVisualInfo(x_display, screen, xdepth, PseudoColor, &visualInfo))
365	+	visual_found = true;
366	+	break;
367	+	case 15:
368	+	case 16:
369	+	case 24:
370	+	case 32: // Try DirectColor first, as this will allow gamma correction
371	+	if (XMatchVisualInfo(x_display, screen, xdepth, DirectColor, &visualInfo)
372	+	|| XMatchVisualInfo(x_display, screen, xdepth, TrueColor, &visualInfo))
373	+	visual_found = true;
374	+	break;
375	+	default:
376	+	D(bug("  not a supported depth\n"));
377	+	break;
378	+	}
379	+	}
380	+	if (!visual_found)
381	+	return false;
382	+
383	+	// Visual was found
384	+	vis = visualInfo.visual;
385	+	color_class = visualInfo.c_class;
386	+	D(bug(" found visual ID 0x%02x, depth %d, class ", visualInfo.visualid, xdepth));
387	+	#if DEBUG
388	+	switch (color_class) {
389	+	case StaticGray: D(bug("StaticGray\n")); break;
390	+	case GrayScale: D(bug("GrayScale\n")); break;
391	+	case StaticColor: D(bug("StaticColor\n")); break;
392	+	case PseudoColor: D(bug("PseudoColor\n")); break;
393	+	case TrueColor: D(bug("TrueColor\n")); break;
394	+	case DirectColor: D(bug("DirectColor\n")); break;
395	+	}
396	+	#endif
397	+	return true;
398	+	}
399	+
400	+
401	+	/*
402		*  Open display (window or fullscreen)
403		*/
404
405	+	// Set window name and class
406	+	static void set_window_name(Window w, int name)
407	+	{
408	+	const char *str = GetString(name);
409	+	XStoreName(x_display, w, str);
410	+	XSetIconName(x_display, w, str);
411	+
412	+	XClassHint *hints;
413	+	hints = XAllocClassHint();
414	+	if (hints) {
415	+	hints->res_name = "SheepShaver";
416	+	hints->res_class = "SheepShaver";
417	+	XSetClassHint(x_display, w, hints);
418	+	XFree(hints);
419	+	}
420	+	}
421	+
422	+	// Set window input focus flag
423	+	static void set_window_focus(Window w)
424	+	{
425	+	XWMHints *hints = XAllocWMHints();
426	+	if (hints) {
427	+	hints->input = True;
428	+	hints->initial_state = NormalState;
429	+	hints->flags = InputHint | StateHint;
430	+	XSetWMHints(x_display, w, hints);
431	+	XFree(hints);
432	+	}
433	+	}
434	+
435	+	// Set WM_DELETE_WINDOW protocol on window (preventing it from being destroyed by the WM when clicking on the "close" widget)
436	+	static Atom WM_DELETE_WINDOW = (Atom)0;
437	+	static void set_window_delete_protocol(Window w)
438	+	{
439	+	WM_DELETE_WINDOW = XInternAtom(x_display, "WM_DELETE_WINDOW", false);
440	+	XSetWMProtocols(x_display, w, &WM_DELETE_WINDOW, 1);
441	+	}
442	+
443	+	// Wait until window is mapped/unmapped
444	+	static void wait_mapped(Window w)
445	+	{
446	+	XEvent e;
447	+	do {
448	+	XMaskEvent(x_display, StructureNotifyMask, &e);
449	+	} while ((e.type != MapNotify) || (e.xmap.event != w));
450	+	}
451	+
452	+	static void wait_unmapped(Window w)
453	+	{
454	+	XEvent e;
455	+	do {
456	+	XMaskEvent(x_display, StructureNotifyMask, &e);
457	+	} while ((e.type != UnmapNotify) || (e.xmap.event != w));
458	+	}
459	+
460	+	// Disable mouse acceleration
461	+	static void disable_mouse_accel(void)
462	+	{
463	+	XChangePointerControl(x_display, True, False, 1, 1, 0);
464	+	}
465	+
466	+	// Restore mouse acceleration to original value
467	+	static void restore_mouse_accel(void)
468	+	{
469	+	XChangePointerControl(x_display, True, True, orig_accel_numer, orig_accel_denom, orig_threshold);
470	+	}
471	+
472		// Trap SHM errors
473		static bool shm_error = false;
474		static int (*old_error_handler)(Display *, XErrorEvent *);
#	Line 166 | Line 491 | static bool open_window(int width, int h
491		// Set absolute mouse mode
492		ADBSetRelMouseMode(false);
493
169	–	// Read frame skip prefs
170	–	frame_skip = PrefsFindInt32("frameskip");
171	–	if (frame_skip == 0)
172	–	frame_skip = 1;
173	–
494		// Create window
495		XSetWindowAttributes wattr;
496		wattr.event_mask = eventmask = win_eventmask;
497	<	wattr.background_pixel = black_pixel;
498	<	wattr.border_pixel = black_pixel;
497	>	wattr.background_pixel = (vis == DefaultVisual(x_display, screen) ? black_pixel : 0);
498	>	wattr.border_pixel = 0;
499		wattr.backing_store = NotUseful;
500	<
181	<	XSync(x_display, false);
500	>	wattr.colormap = (depth == 1 ? DefaultColormap(x_display, screen) : cmap[0]);
501		the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
502	<	InputOutput, vis, CWEventMask | CWBackPixel | CWBorderPixel | CWBackingStore, &wattr);
184	<	XSync(x_display, false);
185	<	XStoreName(x_display, the_win, GetString(STR_WINDOW_TITLE));
186	<	XMapRaised(x_display, the_win);
187	<	XSync(x_display, false);
502	>	InputOutput, vis, CWEventMask | CWBackPixel | CWBorderPixel | CWBackingStore | CWColormap, &wattr);
503
504	<	// Set colormap
505	<	if (depth == 8) {
506	<	XSetWindowColormap(x_display, the_win, cmap[0]);
507	<	XSetWMColormapWindows(x_display, the_win, &the_win, 1);
508	<	}
504	>	// Set window name/class
505	>	set_window_name(the_win, STR_WINDOW_TITLE);
506	>
507	>	// Indicate that we want keyboard input
508	>	set_window_focus(the_win);
509	>
510	>	// Set delete protocol property
511	>	set_window_delete_protocol(the_win);
512
513		// Make window unresizable
514		XSizeHints *hints;
#	Line 204 | Line 522 | static bool open_window(int width, int h
522		XFree((char *)hints);
523		}
524
525	+	// Show window
526	+	XMapWindow(x_display, the_win);
527	+	wait_mapped(the_win);
528	+
529		// 1-bit mode is big-endian; if the X server is little-endian, we can't
530		// use SHM because that doesn't allow changing the image byte order
531		bool need_msb_image = (depth == 1 && XImageByteOrder(x_display) == LSBFirst);
#	Line 214 | Line 536 | static bool open_window(int width, int h
536
537		// Create SHM image ("height + 2" for safety)
538		img = XShmCreateImage(x_display, vis, depth == 1 ? 1 : xdepth, depth == 1 ? XYBitmap : ZPixmap, 0, &shminfo, width, height);
539	<	shminfo.shmid = shmget(IPC_PRIVATE, (height + 2) * img->bytes_per_line, IPC_CREAT | 0777);
539	>	shminfo.shmid = shmget(IPC_PRIVATE, (aligned_height + 2) * img->bytes_per_line, IPC_CREAT | 0777);
540	>	D(bug(" shm image created\n"));
541		the_buffer_copy = (uint8 *)shmat(shminfo.shmid, 0, 0);
542		shminfo.shmaddr = img->data = (char *)the_buffer_copy;
543		shminfo.readOnly = False;
#	Line 233 | Line 556 | static bool open_window(int width, int h
556		have_shm = true;
557		shmctl(shminfo.shmid, IPC_RMID, 0);
558		}
559	+	D(bug(" shm image attached\n"));
560		}
561
562		// Create normal X image if SHM doesn't work ("height + 2" for safety)
563		if (!have_shm) {
564	<	int bytes_per_row = aligned_width;
241	<	switch (depth) {
242	<	case 1:
243	<	bytes_per_row /= 8;
244	<	break;
245	<	case 15:
246	<	case 16:
247	<	bytes_per_row *= 2;
248	<	break;
249	<	case 24:
250	<	case 32:
251	<	bytes_per_row *= 4;
252	<	break;
253	<	}
564	>	int bytes_per_row = depth == 1 ? aligned_width/8 : TrivialBytesPerRow(aligned_width, DepthModeForPixelDepth(xdepth));
565		the_buffer_copy = (uint8 *)malloc((aligned_height + 2) * bytes_per_row);
566		img = XCreateImage(x_display, vis, depth == 1 ? 1 : xdepth, depth == 1 ? XYBitmap : ZPixmap, 0, (char *)the_buffer_copy, aligned_width, aligned_height, 32, bytes_per_row);
567	+	D(bug(" X image created\n"));
568		}
569
570		// 1-Bit mode is big-endian
571	<	if (depth == 1) {
571	>	if (need_msb_image) {
572		img->byte_order = MSBFirst;
573		img->bitmap_bit_order = MSBFirst;
574		}
#	Line 274 | Line 586 | static bool open_window(int width, int h
586		the_buffer = (uint8 *)malloc((aligned_height + 2) * img->bytes_per_line);
587		D(bug("the_buffer = %p, the_buffer_copy = %p\n", the_buffer, the_buffer_copy));
588		#endif
589	<	screen_base = (uint32)the_buffer;
589	>	screen_base = Host2MacAddr(the_buffer);
590
591		// Create GC
592		the_gc = XCreateGC(x_display, the_win, 0, 0);
593	<	XSetForeground(x_display, the_gc, black_pixel);
593	>	XSetState(x_display, the_gc, black_pixel, white_pixel, GXcopy, AllPlanes);
594
595		// Create cursor
596	<	cursor_image = XCreateImage(x_display, vis, 1, XYPixmap, 0, (char *)MacCursor + 4, 16, 16, 16, 2);
597	<	cursor_image->byte_order = MSBFirst;
598	<	cursor_image->bitmap_bit_order = MSBFirst;
599	<	cursor_mask_image = XCreateImage(x_display, vis, 1, XYPixmap, 0, (char *)MacCursor + 36, 16, 16, 16, 2);
600	<	cursor_mask_image->byte_order = MSBFirst;
601	<	cursor_mask_image->bitmap_bit_order = MSBFirst;
602	<	cursor_map = XCreatePixmap(x_display, the_win, 16, 16, 1);
603	<	cursor_mask_map = XCreatePixmap(x_display, the_win, 16, 16, 1);
604	<	cursor_gc = XCreateGC(x_display, cursor_map, 0, 0);
605	<	cursor_mask_gc = XCreateGC(x_display, cursor_mask_map, 0, 0);
606	<	mac_cursor = XCreatePixmapCursor(x_display, cursor_map, cursor_mask_map, &black, &white, 0, 0);
607	<	cursor_changed = false;
596	>	if (hw_mac_cursor_accl) {
597	>	cursor_image = XCreateImage(x_display, vis, 1, XYPixmap, 0, (char *)MacCursor + 4, 16, 16, 16, 2);
598	>	cursor_image->byte_order = MSBFirst;
599	>	cursor_image->bitmap_bit_order = MSBFirst;
600	>	cursor_mask_image = XCreateImage(x_display, vis, 1, XYPixmap, 0, (char *)MacCursor + 36, 16, 16, 16, 2);
601	>	cursor_mask_image->byte_order = MSBFirst;
602	>	cursor_mask_image->bitmap_bit_order = MSBFirst;
603	>	cursor_map = XCreatePixmap(x_display, the_win, 16, 16, 1);
604	>	cursor_mask_map = XCreatePixmap(x_display, the_win, 16, 16, 1);
605	>	cursor_gc = XCreateGC(x_display, cursor_map, 0, 0);
606	>	cursor_mask_gc = XCreateGC(x_display, cursor_mask_map, 0, 0);
607	>	mac_cursor = XCreatePixmapCursor(x_display, cursor_map, cursor_mask_map, &black, &white, 0, 0);
608	>	cursor_changed = false;
609	>	}
610	>
611	>	// Create no_cursor
612	>	else {
613	>	mac_cursor = XCreatePixmapCursor(x_display,
614	>	XCreatePixmap(x_display, the_win, 1, 1, 1),
615	>	XCreatePixmap(x_display, the_win, 1, 1, 1),
616	>	&black, &white, 0, 0);
617	>	XDefineCursor(x_display, the_win, mac_cursor);
618	>	}
619
620		// Init blitting routines
621		bool native_byte_order;
#	Line 302 | Line 625 | static bool open_window(int width, int h
625		native_byte_order = (XImageByteOrder(x_display) == LSBFirst);
626		#endif
627		#ifdef ENABLE_VOSF
628	<	Screen_blitter_init(&visualInfo, native_byte_order, depth);
628	>	Screen_blitter_init(visualFormat, native_byte_order, depth);
629		#endif
630
631		// Set bytes per row
309	–	VModes[cur_mode].viRowBytes = img->bytes_per_line;
632		XSync(x_display, false);
633		return true;
634		}
635
636	+	// Open FBDev display
637	+	static bool open_fbdev(int width, int height)
638	+	{
639	+	#ifdef ENABLE_FBDEV_DGA
640	+	if (ioctl(fb_dev_fd, FBIOGET_FSCREENINFO, &fb_finfo) != 0) {
641	+	D(bug("[fbdev] Can't get FSCREENINFO: %s\n", strerror(errno)));
642	+	return false;
643	+	}
644	+	D(bug("[fbdev] Device ID: %s\n", fb_finfo.id));
645	+	D(bug("[fbdev] smem_start: %p [%d bytes]\n", fb_finfo.smem_start, fb_finfo.smem_len));
646	+	int fb_type = fb_finfo.type;
647	+	const char *fb_type_str = NULL;
648	+	switch (fb_type) {
649	+	case FB_TYPE_PACKED_PIXELS:                     fb_type_str = "Packed Pixels";                  break;
650	+	case FB_TYPE_PLANES:                            fb_type_str = "Non interleaved planes"; break;
651	+	case FB_TYPE_INTERLEAVED_PLANES:        fb_type_str = "Interleaved planes";             break;
652	+	case FB_TYPE_TEXT:                                      fb_type_str = "Text/attributes";                break;
653	+	case FB_TYPE_VGA_PLANES:                        fb_type_str = "EGA/VGA planes";                 break;
654	+	default:                                                        fb_type_str = "<unknown>";                              break;
655	+	}
656	+	D(bug("[fbdev] type: %s\n", fb_type_str));
657	+	int fb_visual = fb_finfo.visual;
658	+	const char *fb_visual_str;
659	+	switch (fb_visual) {
660	+	case FB_VISUAL_MONO01:                          fb_visual_str = "Monochrome 1=Black 0=White";   break;
661	+	case FB_VISUAL_MONO10:                          fb_visual_str = "Monochrome 1=While 0=Black";   break;
662	+	case FB_VISUAL_TRUECOLOR:                       fb_visual_str = "True color";                                   break;
663	+	case FB_VISUAL_PSEUDOCOLOR:                     fb_visual_str = "Pseudo color (like atari)";    break;
664	+	case FB_VISUAL_DIRECTCOLOR:                     fb_visual_str = "Direct color";                                 break;
665	+	case FB_VISUAL_STATIC_PSEUDOCOLOR:      fb_visual_str = "Pseudo color readonly";                break;
666	+	default:                                                        fb_visual_str = "<unknown>";                                    break;
667	+	}
668	+	D(bug("[fbdev] visual: %s\n", fb_visual_str));
669	+
670	+	if (fb_type != FB_TYPE_PACKED_PIXELS) {
671	+	D(bug("[fbdev] type %s not supported\n", fb_type_str));
672	+	return false;
673	+	}
674	+
675	+	// Map frame buffer
676	+	the_buffer = (uint8 *)mmap(NULL, fb_finfo.smem_len, PROT_READ | PROT_WRITE, MAP_SHARED, fb_dev_fd, 0);
677	+	if (the_buffer == MAP_FAILED) {
678	+	D(bug("[fbdev] Can't mmap /dev/fb0: %s\n", strerror(errno)));
679	+	return false;
680	+	}
681	+
682	+	// Set absolute mouse mode
683	+	ADBSetRelMouseMode(false);
684	+
685	+	// Create window
686	+	XSetWindowAttributes wattr;
687	+	wattr.event_mask = eventmask = dga_eventmask;
688	+	wattr.override_redirect = True;
689	+	wattr.colormap = (depth == 1 ? DefaultColormap(x_display, screen) : cmap[0]);
690	+	the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
691	+	InputOutput, vis, CWEventMask | CWOverrideRedirect |
692	+	(color_class == DirectColor ? CWColormap : 0), &wattr);
693	+
694	+	// Show window
695	+	XMapRaised(x_display, the_win);
696	+	wait_mapped(the_win);
697	+
698	+	// Grab mouse and keyboard
699	+	XGrabKeyboard(x_display, the_win, True,
700	+	GrabModeAsync, GrabModeAsync, CurrentTime);
701	+	XGrabPointer(x_display, the_win, True,
702	+	PointerMotionMask | ButtonPressMask | ButtonReleaseMask,
703	+	GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
704	+	disable_mouse_accel();
705	+
706	+	// Create no_cursor
707	+	mac_cursor = XCreatePixmapCursor(x_display,
708	+	XCreatePixmap(x_display, the_win, 1, 1, 1),
709	+	XCreatePixmap(x_display, the_win, 1, 1, 1),
710	+	&black, &white, 0, 0);
711	+	XDefineCursor(x_display, the_win, mac_cursor);
712	+
713	+	// Init blitting routines
714	+	int bytes_per_row = TrivialBytesPerRow((width + 7) & ~7, DepthModeForPixelDepth(depth));
715	+	#if ENABLE_VOSF
716	+	bool native_byte_order;
717	+	#ifdef WORDS_BIGENDIAN
718	+	native_byte_order = (XImageByteOrder(x_display) == MSBFirst);
719	+	#else
720	+	native_byte_order = (XImageByteOrder(x_display) == LSBFirst);
721	+	#endif
722	+	#if REAL_ADDRESSING || DIRECT_ADDRESSING
723	+	// Screen_blitter_init() returns TRUE if VOSF is mandatory
724	+	// i.e. the framebuffer update function is not Blit_Copy_Raw
725	+	use_vosf = Screen_blitter_init(visualFormat, native_byte_order, depth);
726	+
727	+	if (use_vosf) {
728	+	// Allocate memory for frame buffer (SIZE is extended to page-boundary)
729	+	the_host_buffer = the_buffer;
730	+	the_buffer_size = page_extend((height + 2) * bytes_per_row);
731	+	the_buffer_copy = (uint8 *)malloc(the_buffer_size);
732	+	the_buffer = (uint8 *)vm_acquire(the_buffer_size);
733	+	D(bug("the_buffer = %p, the_buffer_copy = %p, the_host_buffer = %p\n", the_buffer, the_buffer_copy, the_host_buffer));
734	+	}
735	+	#else
736	+	use_vosf = false;
737	+	#endif
738	+	#endif
739	+
740	+	// Set frame buffer base
741	+	D(bug("the_buffer = %p, use_vosf = %d\n", the_buffer, use_vosf));
742	+	screen_base = Host2MacAddr(the_buffer);
743	+	VModes[cur_mode].viRowBytes = bytes_per_row;
744	+	return true;
745	+	#else
746	+	ErrorAlert("SheepShaver has been compiled with DGA support disabled.");
747	+	return false;
748	+	#endif
749	+	}
750	+
751		// Open DGA display (!! should use X11 VidMode extensions to set mode)
752		static bool open_dga(int width, int height)
753		{
754	+	if (is_fbdev_dga_mode)
755	+	return false;
756	+
757		#ifdef ENABLE_XF86_DGA
758		// Set relative mouse mode
759		ADBSetRelMouseMode(true);
760
761	+	// Create window
762	+	XSetWindowAttributes wattr;
763	+	wattr.event_mask = eventmask = dga_eventmask;
764	+	wattr.override_redirect = True;
765	+	wattr.colormap = (depth == 1 ? DefaultColormap(x_display, screen) : cmap[0]);
766	+	the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
767	+	InputOutput, vis, CWEventMask | CWOverrideRedirect |
768	+	(color_class == DirectColor ? CWColormap : 0), &wattr);
769	+
770	+	// Show window
771	+	XMapRaised(x_display, the_win);
772	+	wait_mapped(the_win);
773	+
774		#ifdef ENABLE_XF86_VIDMODE
775		// Switch to best mode
776		if (has_vidmode) {
#	Line 334 | Line 787 | static bool open_dga(int width, int heig
787		#endif
788
789		// Establish direct screen connection
790	+	XMoveResizeWindow(x_display, the_win, 0, 0, width, height);
791	+	XWarpPointer(x_display, None, rootwin, 0, 0, 0, 0, 0, 0);
792		XGrabKeyboard(x_display, rootwin, True, GrabModeAsync, GrabModeAsync, CurrentTime);
793		XGrabPointer(x_display, rootwin, True, PointerMotionMask | ButtonPressMask | ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
794	+
795	+	int v_width, v_bank, v_size;
796	+	XF86DGAGetVideo(x_display, screen, (char **)&the_buffer, &v_width, &v_bank, &v_size);
797		XF86DGADirectVideo(x_display, screen, XF86DGADirectGraphics | XF86DGADirectKeyb | XF86DGADirectMouse);
798		XF86DGASetViewPort(x_display, screen, 0, 0);
799		XF86DGASetVidPage(x_display, screen, 0);
800
801		// Set colormap
802	<	if (depth == 8)
802	>	if (!IsDirectMode(get_current_mode())) {
803	>	XSetWindowColormap(x_display, the_win, cmap[current_dga_cmap = 0]);
804		XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
346	–
347	–	// Set bytes per row
348	–	int bytes_per_row = (dga_fb_width + 7) & ~7;
349	–	switch (depth) {
350	–	case 15:
351	–	case 16:
352	–	bytes_per_row *= 2;
353	–	break;
354	–	case 24:
355	–	case 32:
356	–	bytes_per_row *= 4;
357	–	break;
805		}
806	+	XSync(x_display, false);
807
808	+	// Init blitting routines
809	+	int bytes_per_row = TrivialBytesPerRow((v_width + 7) & ~7, DepthModeForPixelDepth(depth));
810		#if ENABLE_VOSF
811		bool native_byte_order;
812		#ifdef WORDS_BIGENDIAN
#	Line 367 | Line 817 | static bool open_dga(int width, int heig
817		#if REAL_ADDRESSING || DIRECT_ADDRESSING
818		// Screen_blitter_init() returns TRUE if VOSF is mandatory
819		// i.e. the framebuffer update function is not Blit_Copy_Raw
820	<	use_vosf = Screen_blitter_init(&visualInfo, native_byte_order, depth);
820	>	use_vosf = Screen_blitter_init(visualFormat, native_byte_order, depth);
821
822		if (use_vosf) {
823		// Allocate memory for frame buffer (SIZE is extended to page-boundary)
#	Line 375 | Line 825 | static bool open_dga(int width, int heig
825		the_buffer_size = page_extend((height + 2) * bytes_per_row);
826		the_buffer_copy = (uint8 *)malloc(the_buffer_size);
827		the_buffer = (uint8 *)vm_acquire(the_buffer_size);
828	+	D(bug("the_buffer = %p, the_buffer_copy = %p, the_host_buffer = %p\n", the_buffer, the_buffer_copy, the_host_buffer));
829		}
830		#else
831		use_vosf = false;
381	–	the_buffer = dga_screen_base;
832		#endif
833		#endif
384	–	screen_base = (uint32)the_buffer;
834
835	+	// Set frame buffer base
836	+	D(bug("the_buffer = %p, use_vosf = %d\n", the_buffer, use_vosf));
837	+	screen_base = Host2MacAddr(the_buffer);
838		VModes[cur_mode].viRowBytes = bytes_per_row;
387	–	XSync(x_display, false);
839		return true;
840		#else
841		ErrorAlert("SheepShaver has been compiled with DGA support disabled.");
#	Line 394 | Line 845 | static bool open_dga(int width, int heig
845
846		static bool open_display(void)
847		{
848	<	display_type = VModes[cur_mode].viType;
849	<	switch (VModes[cur_mode].viAppleMode) {
850	<	case APPLE_1_BIT:
851	<	depth = 1;
852	<	break;
853	<	case APPLE_2_BIT:
854	<	depth = 2;
855	<	break;
856	<	case APPLE_4_BIT:
857	<	depth = 4;
858	<	break;
859	<	case APPLE_8_BIT:
860	<	depth = 8;
861	<	break;
862	<	case APPLE_16_BIT:
863	<	depth = xdepth == 15 ? 15 : 16;
864	<	break;
865	<	case APPLE_32_BIT:
866	<	depth = 32;
867	<	break;
848	>	D(bug("open_display()\n"));
849	>	const VideoInfo &mode = VModes[cur_mode];
850	>
851	>	// Get original mouse acceleration
852	>	XGetPointerControl(x_display, &orig_accel_numer, &orig_accel_denom, &orig_threshold);
853	>
854	>	// Find best available X visual
855	>	if (!find_visual_for_depth(mode.viAppleMode)) {
856	>	ErrorAlert(GetString(STR_NO_XVISUAL_ERR));
857	>	return false;
858	>	}
859	>
860	>	// Build up visualFormat structure
861	>	visualFormat.depth = visualInfo.depth;
862	>	visualFormat.Rmask = visualInfo.red_mask;
863	>	visualFormat.Gmask = visualInfo.green_mask;
864	>	visualFormat.Bmask = visualInfo.blue_mask;
865	>
866	>	// Create color maps
867	>	if (color_class == PseudoColor || color_class == DirectColor) {
868	>	cmap[0] = XCreateColormap(x_display, rootwin, vis, AllocAll);
869	>	cmap[1] = XCreateColormap(x_display, rootwin, vis, AllocAll);
870	>	} else {
871	>	cmap[0] = XCreateColormap(x_display, rootwin, vis, AllocNone);
872	>	cmap[1] = XCreateColormap(x_display, rootwin, vis, AllocNone);
873	>	}
874	>
875	>	// Find pixel format of direct modes
876	>	if (color_class == DirectColor || color_class == TrueColor) {
877	>	rshift = gshift = bshift = 0;
878	>	rloss = gloss = bloss = 8;
879	>	uint32 mask;
880	>	for (mask=vis->red_mask; !(mask&1); mask>>=1)
881	>	++rshift;
882	>	for (; mask&1; mask>>=1)
883	>	--rloss;
884	>	for (mask=vis->green_mask; !(mask&1); mask>>=1)
885	>	++gshift;
886	>	for (; mask&1; mask>>=1)
887	>	--gloss;
888	>	for (mask=vis->blue_mask; !(mask&1); mask>>=1)
889	>	++bshift;
890	>	for (; mask&1; mask>>=1)
891	>	--bloss;
892	>	}
893	>
894	>	// Preset palette pixel values for CLUT or gamma table
895	>	if (color_class == DirectColor) {
896	>	int num = vis->map_entries;
897	>	for (int i=0; i<num; i++) {
898	>	int c = (i * 256) / num;
899	>	x_palette[i].pixel = map_rgb(c, c, c);
900	>	x_palette[i].flags = DoRed | DoGreen | DoBlue;
901	>	}
902	>	} else if (color_class == PseudoColor) {
903	>	for (int i=0; i<256; i++) {
904	>	x_palette[i].pixel = i;
905	>	x_palette[i].flags = DoRed | DoGreen | DoBlue;
906	>	}
907		}
908
909	+	// Load gray ramp to color map
910	+	int num = (color_class == DirectColor ? vis->map_entries : 256);
911	+	for (int i=0; i<num; i++) {
912	+	int c = (i * 256) / num;
913	+	x_palette[i].red = c * 0x0101;
914	+	x_palette[i].green = c * 0x0101;
915	+	x_palette[i].blue = c * 0x0101;
916	+	}
917	+	if (color_class == PseudoColor || color_class == DirectColor) {
918	+	XStoreColors(x_display, cmap[0], x_palette, num);
919	+	XStoreColors(x_display, cmap[1], x_palette, num);
920	+	}
921	+
922	+	#ifdef ENABLE_VOSF
923	+	// Load gray ramp to 8->16/32 expand map
924	+	if (!IsDirectMode(get_current_mode()) && xdepth > 8)
925	+	for (int i=0; i<256; i++)
926	+	ExpandMap[i] = map_rgb(i, i, i);
927	+	#endif
928	+
929	+	// Create display of requested type
930	+	display_type = mode.viType;
931	+	depth = depth_of_video_mode(mode.viAppleMode);
932	+
933		bool display_open = false;
934	<	if (display_type == DIS_SCREEN)
934	>	if (display_type == DIS_SCREEN) {
935		display_open = open_dga(VModes[cur_mode].viXsize, VModes[cur_mode].viYsize);
936	+	#ifdef ENABLE_FBDEV_DGA
937	+	// Try to fallback to FBDev DGA mode
938	+	if (!display_open) {
939	+	is_fbdev_dga_mode = true;
940	+	display_open = open_fbdev(VModes[cur_mode].viXsize, VModes[cur_mode].viYsize);
941	+	}
942	+	#endif
943	+
944	+	}
945		else if (display_type == DIS_WINDOW)
946		display_open = open_window(VModes[cur_mode].viXsize, VModes[cur_mode].viYsize);
947
#	Line 463 | Line 986 | static void close_window(void)
986		if (the_gc)
987		XFreeGC(x_display, the_gc);
988
989	<	// Close window
990	<	XDestroyWindow(x_display, the_win);
989	>	XFlush(x_display);
990	>	XSync(x_display, false);
991	>	}
992	>
993	>	// Close FBDev mode
994	>	static void close_fbdev(void)
995	>	{
996	>	#ifdef ENABLE_FBDEV_DGA
997	>	XUngrabPointer(x_display, CurrentTime);
998	>	XUngrabKeyboard(x_display, CurrentTime);
999	>
1000	>	uint8 *fb_base;
1001	>	if (!use_vosf) {
1002	>	// don't free() the screen buffer in driver_base dtor
1003	>	fb_base = the_buffer;
1004	>	the_buffer = NULL;
1005	>	}
1006	>	#ifdef ENABLE_VOSF
1007	>	else {
1008	>	// don't free() the screen buffer in driver_base dtor
1009	>	fb_base = the_host_buffer;
1010	>	the_host_buffer = NULL;
1011	>	}
1012	>	#endif
1013	>	munmap(fb_base, fb_finfo.smem_len);
1014	>	#endif
1015		}
1016
1017		// Close DGA mode
1018		static void close_dga(void)
1019		{
1020	+	if (is_fbdev_dga_mode)
1021	+	return;
1022	+
1023		#ifdef ENABLE_XF86_DGA
1024		XF86DGADirectVideo(x_display, screen, 0);
1025		XUngrabPointer(x_display, CurrentTime);
#	Line 495 | Line 1045 | static void close_dga(void)
1045
1046		static void close_display(void)
1047		{
1048	<	if (display_type == DIS_SCREEN)
1049	<	close_dga();
1048	>	if (display_type == DIS_SCREEN) {
1049	>	if (is_fbdev_dga_mode)
1050	>	close_fbdev();
1051	>	else
1052	>	close_dga();
1053	>	}
1054		else if (display_type == DIS_WINDOW)
1055		close_window();
1056
1057	+	// Close window
1058	+	if (the_win) {
1059	+	XUnmapWindow(x_display, the_win);
1060	+	wait_unmapped(the_win);
1061	+	XDestroyWindow(x_display, the_win);
1062	+	}
1063	+
1064	+	// Free colormaps
1065	+	if (cmap[0]) {
1066	+	XFreeColormap(x_display, cmap[0]);
1067	+	cmap[0] = 0;
1068	+	}
1069	+	if (cmap[1]) {
1070	+	XFreeColormap(x_display, cmap[1]);
1071	+	cmap[1] = 0;
1072	+	}
1073	+
1074		#ifdef ENABLE_VOSF
1075		if (use_vosf) {
1076		// Deinitialize VOSF
#	Line 534 | Line 1105 | static void close_display(void)
1105		}
1106		}
1107		#endif
1108	+
1109	+	// Restore mouse acceleration
1110	+	restore_mouse_accel();
1111		}
1112
1113
#	Line 565 | Line 1139 | static void keycode_init(void)
1139
1140		// Search for server vendor string, then read keycodes
1141		const char *vendor = ServerVendor(x_display);
1142	+	// Force use of MacX mappings on MacOS X with Apple's X server
1143	+	int dummy;
1144	+	if (XQueryExtension(x_display, "Apple-DRI", &dummy, &dummy, &dummy))
1145	+	vendor = "MacX";
1146		bool vendor_found = false;
1147		char line[256];
1148		while (fgets(line, 255, f)) {
#	Line 606 | Line 1184 | static void keycode_init(void)
1184		}
1185		}
1186
1187	<	static void add_mode(VideoInfo *&p, uint32 allow, uint32 test, long apple_mode, long apple_id, int type)
1187	>	// Find Apple mode matching best specified dimensions
1188	>	static int find_apple_resolution(int xsize, int ysize)
1189	>	{
1190	>	int apple_id;
1191	>	if (xsize < 800)
1192	>	apple_id = APPLE_640x480;
1193	>	else if (xsize < 1024)
1194	>	apple_id = APPLE_800x600;
1195	>	else if (xsize < 1152)
1196	>	apple_id = APPLE_1024x768;
1197	>	else if (xsize < 1280) {
1198	>	if (ysize < 900)
1199	>	apple_id = APPLE_1152x768;
1200	>	else
1201	>	apple_id = APPLE_1152x900;
1202	>	}
1203	>	else if (xsize < 1600)
1204	>	apple_id = APPLE_1280x1024;
1205	>	else
1206	>	apple_id = APPLE_1600x1200;
1207	>	return apple_id;
1208	>	}
1209	>
1210	>	// Find mode in list of supported modes
1211	>	static int find_mode(int apple_mode, int apple_id, int type)
1212	>	{
1213	>	for (VideoInfo *p = VModes; p->viType != DIS_INVALID; p++) {
1214	>	if (p->viType == type && p->viAppleID == apple_id && p->viAppleMode == apple_mode)
1215	>	return p - VModes;
1216	>	}
1217	>	return -1;
1218	>	}
1219	>
1220	>	// Add custom video mode
1221	>	static void add_custom_mode(VideoInfo *&p, int type, uint32 x, uint32 y, int apple_mode, int apple_id)
1222	>	{
1223	>	p->viType = type;
1224	>	p->viXsize = x;
1225	>	p->viYsize = y;
1226	>	p->viRowBytes = TrivialBytesPerRow(p->viXsize, apple_mode);
1227	>	p->viAppleMode = apple_mode;
1228	>	p->viAppleID = apple_id;
1229	>	p++;
1230	>	}
1231	>
1232	>	// Add mode to list of supported modes
1233	>	static void add_mode(VideoInfo *&p, uint32 allow, uint32 test, int apple_mode, int apple_id, int type)
1234		{
1235		if (allow & test) {
1236	<	p->viType = type;
1236	>	uint32 x = 0, y = 0;
1237		switch (apple_id) {
1238		case APPLE_W_640x480:
1239		case APPLE_640x480:
1240	<	p->viXsize = 640;
1241	<	p->viYsize = 480;
1240	>	x = 640;
1241	>	y = 480;
1242		break;
1243		case APPLE_W_800x600:
1244		case APPLE_800x600:
1245	<	p->viXsize = 800;
1246	<	p->viYsize = 600;
1245	>	x = 800;
1246	>	y = 600;
1247		break;
1248		case APPLE_1024x768:
1249	<	p->viXsize = 1024;
1250	<	p->viYsize = 768;
1249	>	x = 1024;
1250	>	y = 768;
1251	>	break;
1252	>	case APPLE_1152x768:
1253	>	x = 1152;
1254	>	y = 768;
1255		break;
1256		case APPLE_1152x900:
1257	<	p->viXsize = 1152;
1258	<	p->viYsize = 900;
1257	>	x = 1152;
1258	>	y = 900;
1259		break;
1260		case APPLE_1280x1024:
1261	<	p->viXsize = 1280;
1262	<	p->viYsize = 1024;
1261	>	x = 1280;
1262	>	y = 1024;
1263		break;
1264		case APPLE_1600x1200:
1265	<	p->viXsize = 1600;
1266	<	p->viYsize = 1200;
639	<	break;
640	<	}
641	<	switch (apple_mode) {
642	<	case APPLE_8_BIT:
643	<	p->viRowBytes = p->viXsize;
644	<	break;
645	<	case APPLE_16_BIT:
646	<	p->viRowBytes = p->viXsize * 2;
647	<	break;
648	<	case APPLE_32_BIT:
649	<	p->viRowBytes = p->viXsize * 4;
1265	>	x = 1600;
1266	>	y = 1200;
1267		break;
1268		}
1269	<	p->viAppleMode = apple_mode;
653	<	p->viAppleID = apple_id;
654	<	p++;
1269	>	add_custom_mode(p, type, x, y, apple_mode, apple_id);
1270		}
1271		}
1272
1273	+	// Add standard list of windowed modes for given color depth
1274	+	static void add_window_modes(VideoInfo *&p, int window_modes, int mode)
1275	+	{
1276	+	add_mode(p, window_modes, 1, mode, APPLE_W_640x480, DIS_WINDOW);
1277	+	add_mode(p, window_modes, 2, mode, APPLE_W_800x600, DIS_WINDOW);
1278	+	}
1279	+
1280		static bool has_mode(int x, int y)
1281		{
1282		#ifdef ENABLE_XF86_VIDMODE
#	Line 682 | Line 1304 | bool VideoInit(void)
1304		// Init keycode translation
1305		keycode_init();
1306
1307	+	// Read frame skip prefs
1308	+	frame_skip = PrefsFindInt32("frameskip");
1309	+	if (frame_skip == 0)
1310	+	frame_skip = 1;
1311	+
1312	+	// Read mouse wheel prefs
1313	+	mouse_wheel_mode = PrefsFindInt32("mousewheelmode");
1314	+	mouse_wheel_lines = PrefsFindInt32("mousewheellines");
1315	+
1316		// Init variables
1317		private_data = NULL;
687	–	cur_mode = 0;   // Window 640x480
1318		video_activated = true;
1319
1320		// Find screen and root window
1321		screen = XDefaultScreen(x_display);
1322		rootwin = XRootWindow(x_display, screen);
1323
1324	+	// Get sorted list of available depths
1325	+	avail_depths = XListDepths(x_display, screen, &num_depths);
1326	+	if (avail_depths == NULL) {
1327	+	ErrorAlert(GetString(STR_UNSUPP_DEPTH_ERR));
1328	+	return false;
1329	+	}
1330	+	sort(avail_depths, avail_depths + num_depths);
1331	+
1332		// Get screen depth
1333		xdepth = DefaultDepth(x_display, screen);
1334
1335		#ifdef ENABLE_XF86_DGA
1336		// DGA available?
1337		int event_base, error_base;
1338	+	is_fbdev_dga_mode = false;
1339		if (local_X11 && XF86DGAQueryExtension(x_display, &event_base, &error_base)) {
1340		int dga_flags = 0;
1341		XF86DGAQueryDirectVideo(x_display, screen, &dga_flags);
1342		has_dga = dga_flags & XF86DGADirectPresent;
1343	+	#if defined(__linux__)
1344	+	// Check r/w permission on /dev/mem for DGA mode to work
1345	+	if (has_dga && access("/dev/mem", R_OK | W_OK) != 0)
1346	+	has_dga = false;
1347	+	#endif
1348		} else
1349		has_dga = false;
1350		#endif
#	Line 713 | Line 1357 | bool VideoInit(void)
1357		XF86VidModeGetAllModeLines(x_display, screen, &num_x_video_modes, &x_video_modes);
1358		#endif
1359
1360	+	#ifdef ENABLE_FBDEV_DGA
1361	+	// FBDev available?
1362	+	bool has_fbdev_dga = false;
1363	+	if (local_X11) {
1364	+	if ((fb_dev_fd = open("/dev/fb0", O_RDWR)) > 0) {
1365	+	if (ioctl(fb_dev_fd, FBIOGET_VSCREENINFO, &fb_vinfo) != 0)
1366	+	close(fb_dev_fd);
1367	+	else {
1368	+	has_fbdev_dga = true;
1369	+	if (!has_dga) {
1370	+	// Fallback to FBDev DGA mode if XF86 DGA is not possible
1371	+	has_dga = true;
1372	+	is_fbdev_dga_mode = true;
1373	+	}
1374	+	fb_orig_vinfo = fb_vinfo;
1375	+	D(bug("Frame buffer device initial resolution: %dx%dx%d\n", fb_vinfo.xres, fb_vinfo.yres, fb_vinfo.bits_per_pixel));
1376	+	}
1377	+	}
1378	+	}
1379	+	#endif
1380	+
1381		// Find black and white colors
1382		XParseColor(x_display, DefaultColormap(x_display, screen), "rgb:00/00/00", &black);
1383		XAllocColor(x_display, DefaultColormap(x_display, screen), &black);
#	Line 721 | Line 1386 | bool VideoInit(void)
1386		black_pixel = BlackPixel(x_display, screen);
1387		white_pixel = WhitePixel(x_display, screen);
1388
724	–	// Get appropriate visual
725	–	int color_class;
726	–	switch (xdepth) {
727	–	#if 0
728	–	case 1:
729	–	color_class = StaticGray;
730	–	break;
731	–	#endif
732	–	case 8:
733	–	color_class = PseudoColor;
734	–	break;
735	–	case 15:
736	–	case 16:
737	–	case 24:
738	–	case 32:
739	–	color_class = TrueColor;
740	–	break;
741	–	default:
742	–	ErrorAlert(GetString(STR_UNSUPP_DEPTH_ERR));
743	–	return false;
744	–	}
745	–	if (!XMatchVisualInfo(x_display, screen, xdepth, color_class, &visualInfo)) {
746	–	ErrorAlert(GetString(STR_NO_XVISUAL_ERR));
747	–	return false;
748	–	}
749	–	if (visualInfo.depth != xdepth) {
750	–	ErrorAlert(GetString(STR_NO_XVISUAL_ERR));
751	–	return false;
752	–	}
753	–	vis = visualInfo.visual;
754	–
1389		// Mac screen depth follows X depth (for now)
1390	<	depth = xdepth;
1391	<
1392	<	// Create color maps for 8 bit mode
1393	<	if (depth == 8) {
1394	<	cmap[0] = XCreateColormap(x_display, rootwin, vis, AllocAll);
1395	<	cmap[1] = XCreateColormap(x_display, rootwin, vis, AllocAll);
1396	<	XInstallColormap(x_display, cmap[0]);
1397	<	XInstallColormap(x_display, cmap[1]);
1390	>	int default_mode = APPLE_8_BIT;
1391	>	switch (DefaultDepth(x_display, screen)) {
1392	>	case 1:
1393	>	default_mode = APPLE_1_BIT;
1394	>	break;
1395	>	case 8:
1396	>	default_mode = APPLE_8_BIT;
1397	>	break;
1398	>	case 15: case 16:
1399	>	default_mode = APPLE_16_BIT;
1400	>	break;
1401	>	case 24: case 32:
1402	>	default_mode = APPLE_32_BIT;
1403	>	break;
1404	>	}
1405	>
1406	>	// Get screen mode from preferences
1407	>	const char *mode_str = PrefsFindString("screen");
1408	>	int default_width = 640, default_height = 480;
1409	>	if (mode_str) {
1410	>	display_type = DIS_INVALID;
1411	>	if (sscanf(mode_str, "win/%d/%d", &default_width, &default_height) == 2)
1412	>	display_type = DIS_WINDOW;
1413	>	#ifdef ENABLE_XF86_DGA
1414	>	else if (has_dga && sscanf(mode_str, "dga/%d/%d", &default_width, &default_height) == 2)
1415	>	display_type = DIS_SCREEN;
1416	>	#endif
1417	>	#ifdef ENABLE_FBDEV_DGA
1418	>	else if (has_fbdev_dga && sscanf(mode_str, "fbdev/%d/%d", &default_width, &default_height) == 2) {
1419	>	is_fbdev_dga_mode = true;
1420	>	display_type = DIS_SCREEN;
1421	>	}
1422	>	#endif
1423	>	if (display_type == DIS_INVALID) {
1424	>	D(bug("Invalid screen mode specified, defaulting to old modes selection\n"));
1425	>	mode_str = NULL;
1426	>	}
1427	>	else {
1428	>	if (default_width <= 0)
1429	>	default_width = DisplayWidth(x_display, screen);
1430	>	else if (default_width > DisplayWidth(x_display, screen))
1431	>	default_width = DisplayWidth(x_display, screen);
1432	>	if (default_height <= 0)
1433	>	default_height = DisplayHeight(x_display, screen);
1434	>	else if (default_height > DisplayHeight(x_display, screen))
1435	>	default_height = DisplayHeight(x_display, screen);
1436	>	}
1437		}
1438
1439		// Construct video mode table
767	–	int mode = APPLE_8_BIT;
768	–	int bpr_mult = 8;
769	–	switch (depth) {
770	–	case 1:
771	–	mode = APPLE_1_BIT;
772	–	bpr_mult = 1;
773	–	break;
774	–	case 8:
775	–	mode = APPLE_8_BIT;
776	–	bpr_mult = 8;
777	–	break;
778	–	case 15:
779	–	case 16:
780	–	mode = APPLE_16_BIT;
781	–	bpr_mult = 16;
782	–	break;
783	–	case 24:
784	–	case 32:
785	–	mode = APPLE_32_BIT;
786	–	bpr_mult = 32;
787	–	break;
788	–	}
789	–
1440		uint32 window_modes = PrefsFindInt32("windowmodes");
1441		uint32 screen_modes = PrefsFindInt32("screenmodes");
1442		if (!has_dga)
1443		screen_modes = 0;
1444	<	if (window_modes == 0 && screen_modes == 0)
1444	>	if (mode_str)
1445	>	window_modes = screen_modes = 0;
1446	>	else if (window_modes == 0 && screen_modes == 0)
1447		window_modes |= 3;      // Allow at least 640x480 and 800x600 window modes
1448
1449		VideoInfo *p = VModes;
1450	<	add_mode(p, window_modes, 1, mode, APPLE_W_640x480, DIS_WINDOW);
1451	<	add_mode(p, window_modes, 2, mode, APPLE_W_800x600, DIS_WINDOW);
1452	<	if (has_vidmode) {
1450	>	if (mode_str) {
1451	>	if (display_type == DIS_WINDOW) {
1452	>	for (unsigned int d = APPLE_1_BIT; d <= APPLE_32_BIT; d++) {
1453	>	if (find_visual_for_depth(d)) {
1454	>	if (default_width > 640 && default_height > 480)
1455	>	add_mode(p, 3, 1, d, APPLE_W_640x480, DIS_WINDOW);
1456	>	if (default_width > 800 && default_height > 600)
1457	>	add_mode(p, 3, 2, d, APPLE_W_800x600, DIS_WINDOW);
1458	>	add_custom_mode(p, display_type, default_width, default_height, d, APPLE_CUSTOM);
1459	>	}
1460	>	}
1461	>	} else
1462	>	add_custom_mode(p, display_type, default_width, default_height, default_mode, APPLE_CUSTOM);
1463	>	} else if (window_modes) {
1464	>	for (unsigned int d = APPLE_1_BIT; d <= APPLE_32_BIT; d++)
1465	>	if (find_visual_for_depth(d))
1466	>	add_window_modes(p, window_modes, d);
1467	>	} else if (has_vidmode) {
1468		if (has_mode(640, 480))
1469	<	add_mode(p, screen_modes, 1, mode, APPLE_640x480, DIS_SCREEN);
1469	>	add_mode(p, screen_modes, 1, default_mode, APPLE_640x480, DIS_SCREEN);
1470		if (has_mode(800, 600))
1471	<	add_mode(p, screen_modes, 2, mode, APPLE_800x600, DIS_SCREEN);
1471	>	add_mode(p, screen_modes, 2, default_mode, APPLE_800x600, DIS_SCREEN);
1472		if (has_mode(1024, 768))
1473	<	add_mode(p, screen_modes, 4, mode, APPLE_1024x768, DIS_SCREEN);
1473	>	add_mode(p, screen_modes, 4, default_mode, APPLE_1024x768, DIS_SCREEN);
1474	>	if (has_mode(1152, 768))
1475	>	add_mode(p, screen_modes, 64, default_mode, APPLE_1152x768, DIS_SCREEN);
1476		if (has_mode(1152, 900))
1477	<	add_mode(p, screen_modes, 8, mode, APPLE_1152x900, DIS_SCREEN);
1477	>	add_mode(p, screen_modes, 8, default_mode, APPLE_1152x900, DIS_SCREEN);
1478		if (has_mode(1280, 1024))
1479	<	add_mode(p, screen_modes, 16, mode, APPLE_1280x1024, DIS_SCREEN);
1479	>	add_mode(p, screen_modes, 16, default_mode, APPLE_1280x1024, DIS_SCREEN);
1480		if (has_mode(1600, 1200))
1481	<	add_mode(p, screen_modes, 32, mode, APPLE_1600x1200, DIS_SCREEN);
1481	>	add_mode(p, screen_modes, 32, default_mode, APPLE_1600x1200, DIS_SCREEN);
1482		} else if (screen_modes) {
1483		int xsize = DisplayWidth(x_display, screen);
1484		int ysize = DisplayHeight(x_display, screen);
1485	<	int apple_id;
817	<	if (xsize < 800)
818	<	apple_id = APPLE_640x480;
819	<	else if (xsize < 1024)
820	<	apple_id = APPLE_800x600;
821	<	else if (xsize < 1152)
822	<	apple_id = APPLE_1024x768;
823	<	else if (xsize < 1280)
824	<	apple_id = APPLE_1152x900;
825	<	else if (xsize < 1600)
826	<	apple_id = APPLE_1280x1024;
827	<	else
828	<	apple_id = APPLE_1600x1200;
1485	>	int apple_id = find_apple_resolution(xsize, ysize);
1486		p->viType = DIS_SCREEN;
1487		p->viRowBytes = 0;
1488		p->viXsize = xsize;
1489		p->viYsize = ysize;
1490	<	p->viAppleMode = mode;
1490	>	p->viAppleMode = default_mode;
1491		p->viAppleID = apple_id;
1492		p++;
1493		}
#	Line 840 | Line 1497 | bool VideoInit(void)
1497		p->viAppleMode = 0;
1498		p->viAppleID = 0;
1499
1500	<	#ifdef ENABLE_XF86_DGA
1500	>	// Find default mode (window 640x480)
1501	>	cur_mode = -1;
1502		if (has_dga && screen_modes) {
1503	<	int v_bank, v_size;
1504	<	XF86DGAGetVideo(x_display, screen, &dga_screen_base, &dga_fb_width, &v_bank, &v_size);
1505	<	D(bug("DGA screen_base %p, v_width %d\n", dga_screen_base, dga_fb_width));
1503	>	int screen_width = DisplayWidth(x_display, screen);
1504	>	int screen_height = DisplayHeight(x_display, screen);
1505	>	int apple_id = find_apple_resolution(screen_width, screen_height);
1506	>	if (apple_id != -1)
1507	>	cur_mode = find_mode(default_mode, apple_id, DIS_SCREEN);
1508	>	} else if (has_dga && mode_str)
1509	>	cur_mode = find_mode(default_mode, APPLE_CUSTOM, DIS_SCREEN);
1510	>
1511	>	if (cur_mode == -1) {
1512	>	// pick up first windowed mode available
1513	>	for (VideoInfo *p = VModes; p->viType != DIS_INVALID; p++) {
1514	>	if (p->viType == DIS_WINDOW && p->viAppleMode == default_mode) {
1515	>	cur_mode = p - VModes;
1516	>	break;
1517	>	}
1518	>	}
1519	>	}
1520	>	assert(cur_mode != -1);
1521	>
1522	>	#if DEBUG
1523	>	D(bug("Available video modes:\n"));
1524	>	for (p = VModes; p->viType != DIS_INVALID; p++) {
1525	>	int bits = depth_of_video_mode(p->viAppleMode);
1526	>	D(bug(" %dx%d (ID %02x), %d colors\n", p->viXsize, p->viYsize, p->viAppleID, 1 << bits));
1527		}
1528		#endif
1529
#	Line 857 | Line 1536 | bool VideoInit(void)
1536		XSetErrorHandler(ignore_errors);
1537		#endif
1538
1539	+	// Lock down frame buffer
1540	+	XSync(x_display, false);
1541	+	LOCK_FRAME_BUFFER;
1542	+
1543		// Start periodic thread
1544		XSync(x_display, false);
1545	<	redraw_thread_active = (pthread_create(&redraw_thread, NULL, redraw_func, NULL) == 0);
1545	>	Set_pthread_attr(&redraw_thread_attr, 0);
1546	>	redraw_thread_cancel = false;
1547	>	redraw_thread_active = (pthread_create(&redraw_thread, &redraw_thread_attr, redraw_func, NULL) == 0);
1548		D(bug("Redraw thread installed (%ld)\n", redraw_thread));
1549		return true;
1550		}
#	Line 873 | Line 1558 | void VideoExit(void)
1558		{
1559		// Stop redraw thread
1560		if (redraw_thread_active) {
1561	+	redraw_thread_cancel = true;
1562		pthread_cancel(redraw_thread);
1563		pthread_join(redraw_thread, NULL);
1564		redraw_thread_active = false;
1565		}
1566
1567	+	// Unlock frame buffer
1568	+	UNLOCK_FRAME_BUFFER;
1569	+	XSync(x_display, false);
1570	+	D(bug(" frame buffer unlocked\n"));
1571	+
1572		#ifdef ENABLE_VOSF
1573		if (use_vosf) {
1574		// Deinitialize VOSF
#	Line 891 | Line 1582 | void VideoExit(void)
1582		close_display();
1583		XFlush(x_display);
1584		XSync(x_display, false);
894	–	if (depth == 8) {
895	–	XFreeColormap(x_display, cmap[0]);
896	–	XFreeColormap(x_display, cmap[1]);
897	–	}
1585		}
1586	+
1587	+	#ifdef ENABLE_FBDEV_DGA
1588	+	// Close framebuffer device
1589	+	if (fb_dev_fd >= 0) {
1590	+	close(fb_dev_fd);
1591	+	fb_dev_fd = -1;
1592	+	}
1593	+	#endif
1594		}
1595
1596
#	Line 903 | Line 1598 | void VideoExit(void)
1598		*  Suspend/resume emulator
1599		*/
1600
906	–	extern void PauseEmulator(void);
907	–	extern void ResumeEmulator(void);
908	–
1601		static void suspend_emul(void)
1602		{
1603		if (display_type == DIS_SCREEN) {
#	Line 913 | Line 1605 | static void suspend_emul(void)
1605		ADBKeyUp(0x36);
1606		ctrl_down = false;
1607
1608	<	// Pause MacOS thread
1609	<	PauseEmulator();
918	<	emul_suspended = true;
1608	>	// Lock frame buffer (this will stop the MacOS thread)
1609	>	LOCK_FRAME_BUFFER;
1610
1611		// Save frame buffer
1612		fb_save = malloc(VModes[cur_mode].viYsize * VModes[cur_mode].viRowBytes);
1613		if (fb_save)
1614	<	memcpy(fb_save, (void *)screen_base, VModes[cur_mode].viYsize * VModes[cur_mode].viRowBytes);
1614	>	Mac2Host_memcpy(fb_save, screen_base, VModes[cur_mode].viYsize * VModes[cur_mode].viRowBytes);
1615
1616		// Close full screen display
1617	+	#if defined(ENABLE_XF86_DGA) || defined(ENABLE_FBDEV_DGA)
1618		#ifdef ENABLE_XF86_DGA
1619	<	XF86DGADirectVideo(x_display, screen, 0);
1619	>	if (!is_fbdev_dga_mode)
1620	>	XF86DGADirectVideo(x_display, screen, 0);
1621	>	#endif
1622		XUngrabPointer(x_display, CurrentTime);
1623		XUngrabKeyboard(x_display, CurrentTime);
1624		#endif
1625	+	restore_mouse_accel();
1626	+	XUnmapWindow(x_display, the_win);
1627	+	wait_unmapped(the_win);
1628		XSync(x_display, false);
1629
1630		// Open "suspend" window
1631		XSetWindowAttributes wattr;
1632		wattr.event_mask = KeyPressMask;
1633	<	wattr.background_pixel = black_pixel;
937	<	wattr.border_pixel = black_pixel;
1633	>	wattr.background_pixel = (vis == DefaultVisual(x_display, screen) ? black_pixel : 0);
1634		wattr.backing_store = Always;
1635	<	wattr.backing_planes = xdepth;
1636	<	wattr.colormap = DefaultColormap(x_display, screen);
941	<	XSync(x_display, false);
1635	>	wattr.colormap = (depth == 1 ? DefaultColormap(x_display, screen) : cmap[0]);
1636	>
1637		suspend_win = XCreateWindow(x_display, rootwin, 0, 0, 512, 1, 0, xdepth,
1638	<	InputOutput, vis, CWEventMask | CWBackPixel | CWBorderPixel |
1639	<	CWBackingStore | CWBackingPlanes | (xdepth == 8 ? CWColormap : 0), &wattr);
1640	<	XSync(x_display, false);
1641	<	XStoreName(x_display, suspend_win, GetString(STR_SUSPEND_WINDOW_TITLE));
1642	<	XMapRaised(x_display, suspend_win);
948	<	XSync(x_display, false);
1638	>	InputOutput, vis, CWEventMask | CWBackPixel | CWBackingStore | CWColormap, &wattr);
1639	>	set_window_name(suspend_win, STR_SUSPEND_WINDOW_TITLE);
1640	>	set_window_focus(suspend_win);
1641	>	XMapWindow(x_display, suspend_win);
1642	>	emul_suspended = true;
1643		}
1644		}
1645
#	Line 956 | Line 1650 | static void resume_emul(void)
1650		XSync(x_display, false);
1651
1652		// Reopen full screen display
1653	<	XGrabKeyboard(x_display, rootwin, 1, GrabModeAsync, GrabModeAsync, CurrentTime);
1654	<	XGrabPointer(x_display, rootwin, 1, PointerMotionMask | ButtonPressMask | ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
1655	<	XF86DGADirectVideo(x_display, screen, XF86DGADirectGraphics | XF86DGADirectKeyb | XF86DGADirectMouse);
1656	<	XF86DGASetViewPort(x_display, screen, 0, 0);
1653	>	XMapRaised(x_display, the_win);
1654	>	wait_mapped(the_win);
1655	>	XWarpPointer(x_display, None, rootwin, 0, 0, 0, 0, 0, 0);
1656	>	Window w = is_fbdev_dga_mode ? the_win : rootwin;
1657	>	XGrabKeyboard(x_display, w, True, GrabModeAsync, GrabModeAsync, CurrentTime);
1658	>	XGrabPointer(x_display, w, True, PointerMotionMask | ButtonPressMask | ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
1659	>	disable_mouse_accel();
1660	>	#ifdef ENABLE_XF86_DGA
1661	>	if (!is_fbdev_dga_mode) {
1662	>	XF86DGADirectVideo(x_display, screen, XF86DGADirectGraphics | XF86DGADirectKeyb | XF86DGADirectMouse);
1663	>	XF86DGASetViewPort(x_display, screen, 0, 0);
1664	>	}
1665	>	#endif
1666		XSync(x_display, false);
1667
1668		// the_buffer already contains the data to restore. i.e. since a temporary
#	Line 980 | Line 1683 | static void resume_emul(void)
1683		// Don't copy fb_save to the temporary frame buffer in VOSF mode
1684		if (!use_vosf)
1685		#endif
1686	<	memcpy((void *)screen_base, fb_save, VModes[cur_mode].viYsize * VModes[cur_mode].viRowBytes);
1686	>	Host2Mac_memcpy(screen_base, fb_save, VModes[cur_mode].viYsize * VModes[cur_mode].viRowBytes);
1687		free(fb_save);
1688		fb_save = NULL;
1689		}
987	–	if (depth == 8)
988	–	palette_changed = true;
1690
1691	<	// Resume MacOS thread
1691	>	// Unlock frame buffer (and continue MacOS thread)
1692	>	UNLOCK_FRAME_BUFFER;
1693		emul_suspended = false;
992	–	ResumeEmulator();
1694		}
1695
1696
#	Line 1153 | Line 1854 | static int kc_decode(KeySym ks)
1854		return -1;
1855		}
1856
1857	<	static int event2keycode(XKeyEvent &ev)
1857	>	static int event2keycode(XKeyEvent &ev, bool key_down)
1858		{
1859		KeySym ks;
1159	–	int as;
1860		int i = 0;
1861
1862		do {
1863		ks = XLookupKeysym(&ev, i++);
1864	<	as = kc_decode(ks);
1865	<	if (as != -1)
1864	>	int as = kc_decode(ks);
1865	>	if (as >= 0)
1866	>	return as;
1867	>	if (as == -2)
1868		return as;
1869		} while (ks != NoSymbol);
1870
#	Line 1175 | Line 1877 | static void handle_events(void)
1877		for (;;) {
1878		XEvent event;
1879
1880	<	if (!XCheckMaskEvent(x_display, eventmask, &event))
1880	>	XDisplayLock();
1881	>	if (!XCheckMaskEvent(x_display, eventmask, &event)) {
1882	>	// Handle clipboard events
1883	>	if (XCheckTypedEvent(x_display, SelectionRequest, &event))
1884	>	ClipboardSelectionRequest(&event.xselectionrequest);
1885	>	else if (XCheckTypedEvent(x_display, SelectionClear, &event))
1886	>	ClipboardSelectionClear(&event.xselectionclear);
1887	>
1888	>	// Window "close" widget clicked
1889	>	else if (XCheckTypedEvent(x_display, ClientMessage, &event)) {
1890	>	if (event.xclient.format == 32 && event.xclient.data.l[0] == WM_DELETE_WINDOW) {
1891	>	ADBKeyDown(0x7f);       // Power key
1892	>	ADBKeyUp(0x7f);
1893	>	}
1894	>	}
1895	>
1896	>	XDisplayUnlock();
1897		break;
1898	+	}
1899	+	XDisplayUnlock();
1900
1901		switch (event.type) {
1902		// Mouse button
#	Line 1184 | Line 1904 | static void handle_events(void)
1904		unsigned int button = ((XButtonEvent *)&event)->button;
1905		if (button < 4)
1906		ADBMouseDown(button - 1);
1907	+	else if (button < 6) {  // Wheel mouse
1908	+	if (mouse_wheel_mode == 0) {
1909	+	int key = (button == 5) ? 0x79 : 0x74;  // Page up/down
1910	+	ADBKeyDown(key);
1911	+	ADBKeyUp(key);
1912	+	} else {
1913	+	int key = (button == 5) ? 0x3d : 0x3e;  // Cursor up/down
1914	+	for(int i=0; i<mouse_wheel_lines; i++) {
1915	+	ADBKeyDown(key);
1916	+	ADBKeyUp(key);
1917	+	}
1918	+	}
1919	+	}
1920		break;
1921		}
1922		case ButtonRelease: {
#	Line 1193 | Line 1926 | static void handle_events(void)
1926		break;
1927		}
1928
1929	<	// Mouse moved
1929	>	// Mouse entered window
1930		case EnterNotify:
1931	<	ADBMouseMoved(((XMotionEvent *)&event)->x, ((XMotionEvent *)&event)->y);
1931	>	if (event.xcrossing.mode != NotifyGrab && event.xcrossing.mode != NotifyUngrab)
1932	>	ADBMouseMoved(event.xmotion.x, event.xmotion.y);
1933		break;
1934	+
1935	+	// Mouse moved
1936		case MotionNotify:
1937	<	ADBMouseMoved(((XMotionEvent *)&event)->x, ((XMotionEvent *)&event)->y);
1937	>	ADBMouseMoved(event.xmotion.x, event.xmotion.y);
1938		break;
1939
1940		// Keyboard
1941		case KeyPress: {
1942	<	int code = event2keycode(event.xkey);
1943	<	if (use_keycodes && code != -1)
1944	<	code = keycode_table[event.xkey.keycode & 0xff];
1945	<	if (code != -1) {
1942	>	int code = -1;
1943	>	if (use_keycodes) {
1944	>	if (event2keycode(event.xkey, true) != -2)      // This is called to process the hotkeys
1945	>	code = keycode_table[event.xkey.keycode & 0xff];
1946	>	} else
1947	>	code = event2keycode(event.xkey, true);
1948	>	if (code >= 0) {
1949		if (!emul_suspended) {
1950	<	ADBKeyDown(code);
1950	>	if (code == 0x39) {     // Caps Lock pressed
1951	>	if (caps_on) {
1952	>	ADBKeyUp(code);
1953	>	caps_on = false;
1954	>	} else {
1955	>	ADBKeyDown(code);
1956	>	caps_on = true;
1957	>	}
1958	>	} else
1959	>	ADBKeyDown(code);
1960		if (code == 0x36)
1961		ctrl_down = true;
1962		} else {
#	Line 1219 | Line 1967 | static void handle_events(void)
1967		break;
1968		}
1969		case KeyRelease: {
1970	<	int code = event2keycode(event.xkey);
1971	<	if (use_keycodes && code != 1)
1972	<	code = keycode_table[event.xkey.keycode & 0xff];
1973	<	if (code != -1) {
1970	>	int code = -1;
1971	>	if (use_keycodes) {
1972	>	if (event2keycode(event.xkey, false) != -2)     // This is called to process the hotkeys
1973	>	code = keycode_table[event.xkey.keycode & 0xff];
1974	>	} else
1975	>	code = event2keycode(event.xkey, false);
1976	>	if (code >= 0 && code != 0x39) {        // Don't propagate Caps Lock releases
1977		ADBKeyUp(code);
1978		if (code == 0x36)
1979		ctrl_down = false;
#	Line 1255 | Line 2006 | void VideoVBL(void)
2006		if (emerg_quit)
2007		QuitEmulator();
2008
2009	+	// Temporarily give up frame buffer lock (this is the point where
2010	+	// we are suspended when the user presses Ctrl-Tab)
2011	+	UNLOCK_FRAME_BUFFER;
2012	+	LOCK_FRAME_BUFFER;
2013	+
2014		// Execute video VBL
2015		if (private_data != NULL && private_data->interruptsEnabled)
2016		VSLDoInterruptService(private_data->vslServiceID);
#	Line 1262 | Line 2018 | void VideoVBL(void)
2018
2019
2020		/*
1265	–	*  Install graphics acceleration
1266	–	*/
1267	–
1268	–	#if 0
1269	–	// Rectangle blitting
1270	–	static void accl_bitblt(accl_params *p)
1271	–	{
1272	–	D(bug("accl_bitblt\n"));
1273	–
1274	–	// Get blitting parameters
1275	–	int16 src_X = p->src_rect[1] - p->src_bounds[1];
1276	–	int16 src_Y = p->src_rect[0] - p->src_bounds[0];
1277	–	int16 dest_X = p->dest_rect[1] - p->dest_bounds[1];
1278	–	int16 dest_Y = p->dest_rect[0] - p->dest_bounds[0];
1279	–	int16 width = p->dest_rect[3] - p->dest_rect[1] - 1;
1280	–	int16 height = p->dest_rect[2] - p->dest_rect[0] - 1;
1281	–	D(bug(" src X %d, src Y %d, dest X %d, dest Y %d\n", src_X, src_Y, dest_X, dest_Y));
1282	–	D(bug(" width %d, height %d\n", width, height));
1283	–
1284	–	// And perform the blit
1285	–	bitblt_hook(src_X, src_Y, dest_X, dest_Y, width, height);
1286	–	}
1287	–
1288	–	static bool accl_bitblt_hook(accl_params *p)
1289	–	{
1290	–	D(bug("accl_draw_hook %p\n", p));
1291	–
1292	–	// Check if we can accelerate this bitblt
1293	–	if (p->src_base_addr == screen_base && p->dest_base_addr == screen_base &&
1294	–	display_type == DIS_SCREEN && bitblt_hook != NULL &&
1295	–	((uint32 *)p)[0x18 >> 2] + ((uint32 *)p)[0x128 >> 2] == 0 &&
1296	–	((uint32 *)p)[0x130 >> 2] == 0 &&
1297	–	p->transfer_mode == 0 &&
1298	–	p->src_row_bytes > 0 && ((uint32 *)p)[0x15c >> 2] > 0) {
1299	–
1300	–	// Yes, set function pointer
1301	–	p->draw_proc = accl_bitblt;
1302	–	return true;
1303	–	}
1304	–	return false;
1305	–	}
1306	–
1307	–	// Rectangle filling/inversion
1308	–	static void accl_fillrect8(accl_params *p)
1309	–	{
1310	–	D(bug("accl_fillrect8\n"));
1311	–
1312	–	// Get filling parameters
1313	–	int16 dest_X = p->dest_rect[1] - p->dest_bounds[1];
1314	–	int16 dest_Y = p->dest_rect[0] - p->dest_bounds[0];
1315	–	int16 dest_X_max = p->dest_rect[3] - p->dest_bounds[1] - 1;
1316	–	int16 dest_Y_max = p->dest_rect[2] - p->dest_bounds[0] - 1;
1317	–	uint8 color = p->pen_mode == 8 ? p->fore_pen : p->back_pen;
1318	–	D(bug(" dest X %d, dest Y %d\n", dest_X, dest_Y));
1319	–	D(bug(" dest X max %d, dest Y max %d\n", dest_X_max, dest_Y_max));
1320	–
1321	–	// And perform the fill
1322	–	fillrect8_hook(dest_X, dest_Y, dest_X_max, dest_Y_max, color);
1323	–	}
1324	–
1325	–	static void accl_fillrect32(accl_params *p)
1326	–	{
1327	–	D(bug("accl_fillrect32\n"));
1328	–
1329	–	// Get filling parameters
1330	–	int16 dest_X = p->dest_rect[1] - p->dest_bounds[1];
1331	–	int16 dest_Y = p->dest_rect[0] - p->dest_bounds[0];
1332	–	int16 dest_X_max = p->dest_rect[3] - p->dest_bounds[1] - 1;
1333	–	int16 dest_Y_max = p->dest_rect[2] - p->dest_bounds[0] - 1;
1334	–	uint32 color = p->pen_mode == 8 ? p->fore_pen : p->back_pen;
1335	–	D(bug(" dest X %d, dest Y %d\n", dest_X, dest_Y));
1336	–	D(bug(" dest X max %d, dest Y max %d\n", dest_X_max, dest_Y_max));
1337	–
1338	–	// And perform the fill
1339	–	fillrect32_hook(dest_X, dest_Y, dest_X_max, dest_Y_max, color);
1340	–	}
1341	–
1342	–	static void accl_invrect(accl_params *p)
1343	–	{
1344	–	D(bug("accl_invrect\n"));
1345	–
1346	–	// Get inversion parameters
1347	–	int16 dest_X = p->dest_rect[1] - p->dest_bounds[1];
1348	–	int16 dest_Y = p->dest_rect[0] - p->dest_bounds[0];
1349	–	int16 dest_X_max = p->dest_rect[3] - p->dest_bounds[1] - 1;
1350	–	int16 dest_Y_max = p->dest_rect[2] - p->dest_bounds[0] - 1;
1351	–	D(bug(" dest X %d, dest Y %d\n", dest_X, dest_Y));
1352	–	D(bug(" dest X max %d, dest Y max %d\n", dest_X_max, dest_Y_max));
1353	–
1354	–	//!!?? pen_mode == 14
1355	–
1356	–	// And perform the inversion
1357	–	invrect_hook(dest_X, dest_Y, dest_X_max, dest_Y_max);
1358	–	}
1359	–
1360	–	static bool accl_fillrect_hook(accl_params *p)
1361	–	{
1362	–	D(bug("accl_fillrect_hook %p\n", p));
1363	–
1364	–	// Check if we can accelerate this fillrect
1365	–	if (p->dest_base_addr == screen_base && ((uint32 *)p)[0x284 >> 2] != 0 && display_type == DIS_SCREEN) {
1366	–	if (p->transfer_mode == 8) {
1367	–	// Fill
1368	–	if (p->dest_pixel_size == 8 && fillrect8_hook != NULL) {
1369	–	p->draw_proc = accl_fillrect8;
1370	–	return true;
1371	–	} else if (p->dest_pixel_size == 32 && fillrect32_hook != NULL) {
1372	–	p->draw_proc = accl_fillrect32;
1373	–	return true;
1374	–	}
1375	–	} else if (p->transfer_mode == 10 && invrect_hook != NULL) {
1376	–	// Invert
1377	–	p->draw_proc = accl_invrect;
1378	–	return true;
1379	–	}
1380	–	}
1381	–	return false;
1382	–	}
1383	–
1384	–	// Wait for graphics operation to finish
1385	–	static bool accl_sync_hook(void *arg)
1386	–	{
1387	–	D(bug("accl_sync_hook %p\n", arg));
1388	–	if (sync_hook != NULL)
1389	–	sync_hook();
1390	–	return true;
1391	–	}
1392	–
1393	–	static struct accl_hook_info bitblt_hook_info = {accl_bitblt_hook, accl_sync_hook, ACCL_BITBLT};
1394	–	static struct accl_hook_info fillrect_hook_info = {accl_fillrect_hook, accl_sync_hook, ACCL_FILLRECT};
1395	–	#endif
1396	–
1397	–	void VideoInstallAccel(void)
1398	–	{
1399	–	// Install acceleration hooks
1400	–	if (PrefsFindBool("gfxaccel")) {
1401	–	D(bug("Video: Installing acceleration hooks\n"));
1402	–	//!!    NQDMisc(6, &bitblt_hook_info);
1403	–	//              NQDMisc(6, &fillrect_hook_info);
1404	–	}
1405	–	}
1406	–
1407	–
1408	–	/*
2021		*  Change video mode
2022		*/
2023
#	Line 1463 | Line 2075 | int16 video_mode_change(VidLocals *csSav
2075
2076		void video_set_palette(void)
2077		{
2078	+	LOCK_PALETTE;
2079	+
2080	+	// Convert colors to XColor array
2081	+	int mode = get_current_mode();
2082	+	int num_in = palette_size(mode);
2083	+	int num_out = 256;
2084	+	bool stretch = false;
2085	+	if (IsDirectMode(mode)) {
2086	+	// If X is in 565 mode we have to stretch the gamma table from 32 to 64 entries
2087	+	num_out = vis->map_entries;
2088	+	stretch = true;
2089	+	}
2090	+	XColor *p = x_palette;
2091	+	for (int i=0; i<num_out; i++) {
2092	+	int c = (stretch ? (i * num_in) / num_out : i);
2093	+	p->red = mac_pal[c].red * 0x0101;
2094	+	p->green = mac_pal[c].green * 0x0101;
2095	+	p->blue = mac_pal[c].blue * 0x0101;
2096	+	p++;
2097	+	}
2098	+
2099	+	#ifdef ENABLE_VOSF
2100	+	// Recalculate pixel color expansion map
2101	+	if (!IsDirectMode(mode) && xdepth > 8) {
2102	+	for (int i=0; i<256; i++) {
2103	+	int c = i & (num_in-1); // If there are less than 256 colors, we repeat the first entries (this makes color expansion easier)
2104	+	ExpandMap[i] = map_rgb(mac_pal[c].red, mac_pal[c].green, mac_pal[c].blue);
2105	+	}
2106	+
2107	+	// We have to redraw everything because the interpretation of pixel values changed
2108	+	LOCK_VOSF;
2109	+	PFLAG_SET_ALL;
2110	+	UNLOCK_VOSF;
2111	+	memset(the_buffer_copy, 0, VModes[cur_mode].viRowBytes * VModes[cur_mode].viYsize);
2112	+	}
2113	+	#endif
2114	+
2115	+	// Tell redraw thread to change palette
2116		palette_changed = true;
2117	+
2118	+	UNLOCK_PALETTE;
2119	+	}
2120	+
2121	+
2122	+	/*
2123	+	*  Can we set the MacOS cursor image into the window?
2124	+	*/
2125	+
2126	+	bool video_can_change_cursor(void)
2127	+	{
2128	+	return hw_mac_cursor_accl && (display_type != DIS_SCREEN);
2129		}
2130
2131
#	Line 1590 | Line 2252 | static void update_display(void)
2252
2253		// Refresh display
2254		if (high && wide) {
2255	+	XDisplayLock();
2256		if (have_shm)
2257		XShmPutImage(x_display, the_win, the_gc, img, x1, y1, x1, y1, wide, high, 0);
2258		else
2259		XPutImage(x_display, the_win, the_gc, img, x1, y1, x1, y1, wide, high);
2260	+	XDisplayUnlock();
2261	+	}
2262	+	}
2263	+
2264	+	const int VIDEO_REFRESH_HZ = 60;
2265	+	const int VIDEO_REFRESH_DELAY = 1000000 / VIDEO_REFRESH_HZ;
2266	+
2267	+	static void handle_palette_changes(void)
2268	+	{
2269	+	LOCK_PALETTE;
2270	+
2271	+	if (palette_changed && !emul_suspended) {
2272	+	palette_changed = false;
2273	+
2274	+	int mode = get_current_mode();
2275	+	if (color_class == PseudoColor || color_class == DirectColor) {
2276	+	int num = vis->map_entries;
2277	+	bool set_clut = true;
2278	+	if (!IsDirectMode(mode) && color_class == DirectColor) {
2279	+	if (display_type == DIS_WINDOW)
2280	+	set_clut = false; // Indexed mode on true color screen, don't set CLUT
2281	+	}
2282	+
2283	+	if (set_clut) {
2284	+	XDisplayLock();
2285	+	XStoreColors(x_display, cmap[0], x_palette, num);
2286	+	XStoreColors(x_display, cmap[1], x_palette, num);
2287	+	XSync(x_display, false);
2288	+	XDisplayUnlock();
2289	+	}
2290	+	}
2291	+
2292	+	#ifdef ENABLE_XF86_DGA
2293	+	if (display_type == DIS_SCREEN && !is_fbdev_dga_mode) {
2294	+	current_dga_cmap ^= 1;
2295	+	if (!IsDirectMode(mode) && cmap[current_dga_cmap])
2296	+	XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
2297	+	}
2298	+	#endif
2299		}
2300	+
2301	+	UNLOCK_PALETTE;
2302		}
2303
2304		static void *redraw_func(void *arg)
2305		{
2306	<	int tick_counter = 0;
1603	<	struct timespec req = {0, 16666667};
2306	>	int fd = ConnectionNumber(x_display);
2307
2308	<	for (;;) {
2308	>	uint64 start = GetTicks_usec();
2309	>	int64 ticks = 0;
2310	>	uint64 next = GetTicks_usec() + VIDEO_REFRESH_DELAY;
2311
2312	<	// Wait
1608	<	nanosleep(&req, NULL);
2312	>	while (!redraw_thread_cancel) {
2313
2314		// Pause if requested (during video mode switches)
2315		while (thread_stop_req)
2316		thread_stop_ack = true;
2317
2318	<	// Handle X11 events
2319	<	handle_events();
2318	>	int64 delay = next - GetTicks_usec();
2319	>	if (delay < -VIDEO_REFRESH_DELAY) {
2320	>
2321	>	// We are lagging far behind, so we reset the delay mechanism
2322	>	next = GetTicks_usec();
2323	>
2324	>	} else if (delay <= 0) {
2325	>
2326	>	// Delay expired, refresh display
2327	>	next += VIDEO_REFRESH_DELAY;
2328	>	ticks++;
2329
2330	<	// Quit DGA mode if requested
2331	<	if (quit_full_screen) {
2332	<	quit_full_screen = false;
2333	<	if (display_type == DIS_SCREEN) {
2330	>	// Handle X11 events
2331	>	handle_events();
2332	>
2333	>	// Quit DGA mode if requested
2334	>	if (quit_full_screen) {
2335	>	quit_full_screen = false;
2336	>	if (display_type == DIS_SCREEN) {
2337	>	XDisplayLock();
2338	>	#if defined(ENABLE_XF86_DGA) || defined(ENABLE_FBDEV_DGA)
2339		#ifdef ENABLE_XF86_DGA
2340	<	XF86DGADirectVideo(x_display, screen, 0);
2341	<	XUngrabPointer(x_display, CurrentTime);
1624	<	XUngrabKeyboard(x_display, CurrentTime);
2340	>	if (is_fbdev_dga_mode)
2341	>	XF86DGADirectVideo(x_display, screen, 0);
2342		#endif
2343	<	XSync(x_display, false);
2344	<	quit_full_screen_ack = true;
2345	<	return NULL;
2343	>	XUngrabPointer(x_display, CurrentTime);
2344	>	XUngrabKeyboard(x_display, CurrentTime);
2345	>	XUnmapWindow(x_display, the_win);
2346	>	wait_unmapped(the_win);
2347	>	XDestroyWindow(x_display, the_win);
2348	>	#endif
2349	>	XSync(x_display, false);
2350	>	XDisplayUnlock();
2351	>	quit_full_screen_ack = true;
2352	>	return NULL;
2353	>	}
2354		}
1630	–	}
2355
2356	<	// Refresh display and set cursor image in window mode
2357	<	if (display_type == DIS_WINDOW) {
2358	<	tick_counter++;
2359	<	if (tick_counter >= frame_skip) {
2360	<	tick_counter = 0;
2356	>	// Refresh display and set cursor image in window mode
2357	>	static int tick_counter = 0;
2358	>	if (display_type == DIS_WINDOW) {
2359	>	tick_counter++;
2360	>	if (tick_counter >= frame_skip) {
2361	>	tick_counter = 0;
2362
2363	<	// Update display
2363	>	// Update display
2364		#ifdef ENABLE_VOSF
2365	<	if (use_vosf) {
2366	<	if (mainBuffer.dirty) {
2367	<	LOCK_VOSF;
2368	<	update_display_window_vosf();
2369	<	UNLOCK_VOSF;
2370	<	XSync(x_display, false); // Let the server catch up
2365	>	if (use_vosf) {
2366	>	XDisplayLock();
2367	>	if (mainBuffer.dirty) {
2368	>	LOCK_VOSF;
2369	>	update_display_window_vosf();
2370	>	UNLOCK_VOSF;
2371	>	XSync(x_display, false); // Let the server catch up
2372	>	}
2373	>	XDisplayUnlock();
2374		}
2375	<	}
1648	<	else
2375	>	else
2376		#endif
2377	<	update_display();
2377	>	update_display();
2378
2379	<	// Set new cursor image if it was changed
2380	<	if (cursor_changed) {
2381	<	cursor_changed = false;
2382	<	memcpy(cursor_image->data, MacCursor + 4, 32);
2383	<	memcpy(cursor_mask_image->data, MacCursor + 36, 32);
2384	<	XFreeCursor(x_display, mac_cursor);
2385	<	XPutImage(x_display, cursor_map, cursor_gc, cursor_image, 0, 0, 0, 0, 16, 16);
2386	<	XPutImage(x_display, cursor_mask_map, cursor_mask_gc, cursor_mask_image, 0, 0, 0, 0, 16, 16);
2387	<	mac_cursor = XCreatePixmapCursor(x_display, cursor_map, cursor_mask_map, &black, &white, MacCursor[2], MacCursor[3]);
2388	<	XDefineCursor(x_display, the_win, mac_cursor);
2379	>	// Set new cursor image if it was changed
2380	>	if (hw_mac_cursor_accl && cursor_changed) {
2381	>	cursor_changed = false;
2382	>	uint8 *x_data = (uint8 *)cursor_image->data;
2383	>	uint8 *x_mask = (uint8 *)cursor_mask_image->data;
2384	>	for (int i = 0; i < 32; i++) {
2385	>	x_mask[i] = MacCursor[4 + i] | MacCursor[36 + i];
2386	>	x_data[i] = MacCursor[4 + i];
2387	>	}
2388	>	XDisplayLock();
2389	>	XFreeCursor(x_display, mac_cursor);
2390	>	XPutImage(x_display, cursor_map, cursor_gc, cursor_image, 0, 0, 0, 0, 16, 16);
2391	>	XPutImage(x_display, cursor_mask_map, cursor_mask_gc, cursor_mask_image, 0, 0, 0, 0, 16, 16);
2392	>	mac_cursor = XCreatePixmapCursor(x_display, cursor_map, cursor_mask_map, &black, &white, MacCursor[2], MacCursor[3]);
2393	>	XDefineCursor(x_display, the_win, mac_cursor);
2394	>	XDisplayUnlock();
2395	>	}
2396		}
2397		}
1664	–	}
2398		#ifdef ENABLE_VOSF
2399	<	else if (use_vosf) {
2400	<	// Update display (VOSF variant)
2401	<	static int tick_counter = 0;
2402	<	if (++tick_counter >= frame_skip) {
2403	<	tick_counter = 0;
2404	<	if (mainBuffer.dirty) {
2405	<	LOCK_VOSF;
2406	<	update_display_dga_vosf();
2407	<	UNLOCK_VOSF;
2399	>	else if (use_vosf) {
2400	>	// Update display (VOSF variant)
2401	>	if (++tick_counter >= frame_skip) {
2402	>	tick_counter = 0;
2403	>	if (mainBuffer.dirty) {
2404	>	LOCK_VOSF;
2405	>	update_display_dga_vosf();
2406	>	UNLOCK_VOSF;
2407	>	}
2408		}
2409		}
1677	–	}
2410		#endif
2411
2412	<	// Set new palette if it was changed
2413	<	if (palette_changed && !emul_suspended) {
2414	<	palette_changed = false;
2415	<	XColor c[256];
2416	<	for (int i=0; i<256; i++) {
2417	<	c[i].pixel = i;
2418	<	c[i].red = mac_pal[i].red * 0x0101;
2419	<	c[i].green = mac_pal[i].green * 0x0101;
2420	<	c[i].blue = mac_pal[i].blue * 0x0101;
2421	<	c[i].flags = DoRed | DoGreen | DoBlue;
2422	<	}
2423	<	if (depth == 8) {
2424	<	XStoreColors(x_display, cmap[0], c, 256);
2425	<	XStoreColors(x_display, cmap[1], c, 256);
1694	<	#ifdef ENABLE_XF86_DGA
1695	<	if (display_type == DIS_SCREEN) {
1696	<	current_dga_cmap ^= 1;
1697	<	XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
1698	<	}
1699	<	#endif
1700	<	}
2412	>	// Set new palette if it was changed
2413	>	handle_palette_changes();
2414	>
2415	>	} else {
2416	>
2417	>	// No display refresh pending, check for X events
2418	>	fd_set readfds;
2419	>	FD_ZERO(&readfds);
2420	>	FD_SET(fd, &readfds);
2421	>	struct timeval timeout;
2422	>	timeout.tv_sec = 0;
2423	>	timeout.tv_usec = delay;
2424	>	if (select(fd+1, &readfds, NULL, NULL, &timeout) > 0)
2425	>	handle_events();
2426		}
2427		}
2428		return NULL;

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