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

Comparing SheepShaver/src/Unix/video_x.cpp (file contents):
Revision 1.12 by gbeauche, 2004-01-14T23:15:41Z vs.
Revision 1.50 by gbeauche, 2008-01-01T09:47:39Z

#	Line 1 | Line 1
1		/*
2		*  video_x.cpp - Video/graphics emulation, X11 specific stuff
3		*
4	<	*  SheepShaver (C) 1997-2004 Marc Hellwig and Christian Bauer
4	>	*  SheepShaver (C) 1997-2008 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 28 | Line 37
37		#include <sys/shm.h>
38		#include <errno.h>
39		#include <pthread.h>
40	+	#include <semaphore.h>
41	+
42	+	#include <algorithm>
43	+
44	+	#ifdef ENABLE_FBDEV_DGA
45	+	# include <linux/fb.h>
46	+	# include <sys/ioctl.h>
47	+	#endif
48
49		#ifdef ENABLE_XF86_DGA
50	<	#include <X11/extensions/xf86dga.h>
50	>	# include <X11/extensions/xf86dga.h>
51		#endif
52
53		#ifdef ENABLE_XF86_VIDMODE
54		# include <X11/extensions/xf86vmode.h>
55		#endif
56
57	+	#ifdef ENABLE_FBDEV_DGA
58	+	# include <sys/mman.h>
59	+	#endif
60	+
61		#include "main.h"
62		#include "adb.h"
63		#include "prefs.h"
#	Line 44 | Line 65
65		#include "about_window.h"
66		#include "video.h"
67		#include "video_defs.h"
68	+	#include "video_blit.h"
69
70		#define DEBUG 0
71		#include "debug.h"
72
73	+	#ifndef NO_STD_NAMESPACE
74	+	using std::sort;
75	+	#endif
76	+
77
78		// Constants
79		const char KEYCODE_FILE_NAME[] = DATADIR "/keycodes";
80	+	static const bool hw_mac_cursor_accl = true;    // Flag: Enable MacOS to X11 copy of cursor?
81
82		// Global variables
83		static int32 frame_skip;
84		static int16 mouse_wheel_mode;
85		static int16 mouse_wheel_lines;
86		static bool redraw_thread_active = false;       // Flag: Redraw thread installed
87	+	static pthread_attr_t redraw_thread_attr;       // Redraw thread attributes
88	+	static volatile bool redraw_thread_cancel;      // Flag: Cancel Redraw thread
89		static pthread_t redraw_thread;                         // Redraw thread
90
62	–	static bool local_X11;                                          // Flag: X server running on local machine?
91		static volatile bool thread_stop_req = false;
92	<	static volatile bool thread_stop_ack = false;   // Acknowledge for thread_stop_req
92	>	static sem_t thread_stop_ack;
93	>	static sem_t thread_resume_req;
94
95	+	static bool local_X11;                                          // Flag: X server running on local machine?
96		static bool has_dga = false;                            // Flag: Video DGA capable
97		static bool has_vidmode = false;                        // Flag: VidMode extension available
98
#	Line 74 | Line 104 | static const bool use_vosf = false;                    //
104
105		static bool palette_changed = false;            // Flag: Palette changed, redraw thread must update palette
106		static bool ctrl_down = false;                          // Flag: Ctrl key pressed
107	+	static bool caps_on = false;                            // Flag: Caps Lock on
108		static bool quit_full_screen = false;           // Flag: DGA close requested from redraw thread
109		static volatile bool quit_full_screen_ack = false;      // Acknowledge for quit_full_screen
110		static bool emerg_quit = false;                         // Flag: Ctrl-Esc pressed, emergency quit requested from MacOS thread
#	Line 89 | Line 120 | static int screen;                                                     // Screen numbe
120		static int xdepth;                                                      // Depth of X screen
121		static int depth;                                                       // Depth of Mac frame buffer
122		static Window rootwin, the_win;                         // Root window and our window
123	+	static int num_depths = 0;                                      // Number of available X depths
124	+	static int *avail_depths = NULL;                        // List of available X depths
125	+	static VisualFormat visualFormat;
126		static XVisualInfo visualInfo;
127		static Visual *vis;
128	+	static int color_class;
129	+	static int rshift, rloss, gshift, gloss, bshift, bloss; // Pixel format of DirectColor/TrueColor modes
130		static Colormap cmap[2];                                        // Two colormaps (DGA) for 8-bit mode
131	+	static XColor x_palette[256];                           // Color palette to be used as CLUT and gamma table
132	+	static int orig_accel_numer, orig_accel_denom, orig_threshold;  // Original mouse acceleration
133	+
134		static XColor black, white;
135		static unsigned long black_pixel, white_pixel;
136		static int eventmask;
137	<	static const int win_eventmask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask | EnterWindowMask | ExposureMask;
138	<	static const int dga_eventmask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask;
137	>	static const int win_eventmask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask | EnterWindowMask | ExposureMask | StructureNotifyMask;
138	>	static const int dga_eventmask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask | StructureNotifyMask;
139
140		// Variables for window mode
141		static GC the_gc;
#	Line 113 | Line 152 | static uint8 *the_buffer_copy = NULL;          /
152		static uint32 the_buffer_size;                          // Size of allocated the_buffer
153
154		// Variables for DGA mode
155	<	static char *dga_screen_base;
117	<	static int dga_fb_width;
155	>	static bool is_fbdev_dga_mode = false;          // Flag: Use FBDev DGA mode?
156		static int current_dga_cmap;
157
158	+	#ifdef ENABLE_FBDEV_DGA
159	+	static int fb_dev_fd = -1;                                              // Handle to fb device name
160	+	static struct fb_fix_screeninfo fb_finfo;               // Fixed info
161	+	static struct fb_var_screeninfo fb_vinfo;               // Variable info
162	+	static struct fb_var_screeninfo fb_orig_vinfo;  // Variable info to restore later
163	+	static struct fb_cmap fb_oldcmap;                               // Colormap to restore later
164	+	#endif
165	+
166		#ifdef ENABLE_XF86_VIDMODE
167		// Variables for XF86 VidMode support
168		static XF86VidModeModeInfo **x_video_modes;             // Array of all available modes
169		static int num_x_video_modes;
170		#endif
171
172	+	// Mutex to protect palette
173	+	#if defined(HAVE_PTHREADS)
174	+	static pthread_mutex_t x_palette_lock = PTHREAD_MUTEX_INITIALIZER;
175	+	#define LOCK_PALETTE pthread_mutex_lock(&x_palette_lock)
176	+	#define UNLOCK_PALETTE pthread_mutex_unlock(&x_palette_lock)
177	+	#elif defined(HAVE_SPINLOCKS)
178	+	static spinlock_t x_palette_lock = SPIN_LOCK_UNLOCKED;
179	+	#define LOCK_PALETTE spin_lock(&x_palette_lock)
180	+	#define UNLOCK_PALETTE spin_unlock(&x_palette_lock)
181	+	#else
182	+	#define LOCK_PALETTE
183	+	#define UNLOCK_PALETTE
184	+	#endif
185	+
186	+	// Mutex to protect frame buffer
187	+	#if defined(HAVE_PTHREADS)
188	+	static pthread_mutex_t frame_buffer_lock = PTHREAD_MUTEX_INITIALIZER;
189	+	#define LOCK_FRAME_BUFFER pthread_mutex_lock(&frame_buffer_lock);
190	+	#define UNLOCK_FRAME_BUFFER pthread_mutex_unlock(&frame_buffer_lock);
191	+	#elif defined(HAVE_SPINLOCKS)
192	+	static spinlock_t frame_buffer_lock = SPIN_LOCK_UNLOCKED;
193	+	#define LOCK_FRAME_BUFFER spin_lock(&frame_buffer_lock)
194	+	#define UNLOCK_FRAME_BUFFER spin_unlock(&frame_buffer_lock)
195	+	#else
196	+	#define LOCK_FRAME_BUFFER
197	+	#define UNLOCK_FRAME_BUFFER
198	+	#endif
199	+
200
201		// Prototypes
202		static void *redraw_func(void *arg);
#	Line 147 | Line 221 | extern void ClipboardSelectionRequest(XS
221
222
223		/*
224	+	*  Utility functions
225	+	*/
226	+
227	+	// Get current video mode
228	+	static inline int get_current_mode(void)
229	+	{
230	+	return VModes[cur_mode].viAppleMode;
231	+	}
232	+
233	+	// Find palette size for given color depth
234	+	static int palette_size(int mode)
235	+	{
236	+	switch (mode) {
237	+	case APPLE_1_BIT: return 2;
238	+	case APPLE_2_BIT: return 4;
239	+	case APPLE_4_BIT: return 16;
240	+	case APPLE_8_BIT: return 256;
241	+	case APPLE_16_BIT: return 32;
242	+	case APPLE_32_BIT: return 256;
243	+	default: return 0;
244	+	}
245	+	}
246	+
247	+	// Return bits per pixel for requested depth
248	+	static inline int bytes_per_pixel(int depth)
249	+	{
250	+	int bpp;
251	+	switch (depth) {
252	+	case 8:
253	+	bpp = 1;
254	+	break;
255	+	case 15: case 16:
256	+	bpp = 2;
257	+	break;
258	+	case 24: case 32:
259	+	bpp = 4;
260	+	break;
261	+	default:
262	+	abort();
263	+	}
264	+	return bpp;
265	+	}
266	+
267	+	// Map video_mode depth ID to numerical depth value
268	+	static inline int depth_of_video_mode(int mode)
269	+	{
270	+	int depth;
271	+	switch (mode) {
272	+	case APPLE_1_BIT:
273	+	depth = 1;
274	+	break;
275	+	case APPLE_2_BIT:
276	+	depth = 2;
277	+	break;
278	+	case APPLE_4_BIT:
279	+	depth = 4;
280	+	break;
281	+	case APPLE_8_BIT:
282	+	depth = 8;
283	+	break;
284	+	case APPLE_16_BIT:
285	+	depth = 16;
286	+	break;
287	+	case APPLE_32_BIT:
288	+	depth = 32;
289	+	break;
290	+	default:
291	+	abort();
292	+	}
293	+	return depth;
294	+	}
295	+
296	+	// Map RGB color to pixel value (this only works in TrueColor/DirectColor visuals)
297	+	static inline uint32 map_rgb(uint8 red, uint8 green, uint8 blue)
298	+	{
299	+	return ((red >> rloss) << rshift) | ((green >> gloss) << gshift) | ((blue >> bloss) << bshift);
300	+	}
301	+
302	+
303	+	// Do we have a visual for handling the specified Mac depth? If so, set the
304	+	// global variables "xdepth", "visualInfo", "vis" and "color_class".
305	+	static bool find_visual_for_depth(int depth)
306	+	{
307	+	D(bug("have_visual_for_depth(%d)\n", depth_of_video_mode(depth)));
308	+
309	+	// 1-bit works always and uses default visual
310	+	if (depth == APPLE_1_BIT) {
311	+	vis = DefaultVisual(x_display, screen);
312	+	visualInfo.visualid = XVisualIDFromVisual(vis);
313	+	int num = 0;
314	+	XVisualInfo *vi = XGetVisualInfo(x_display, VisualIDMask, &visualInfo, &num);
315	+	visualInfo = vi[0];
316	+	XFree(vi);
317	+	xdepth = visualInfo.depth;
318	+	color_class = visualInfo.c_class;
319	+	D(bug(" found visual ID 0x%02x, depth %d\n", visualInfo.visualid, xdepth));
320	+	return true;
321	+	}
322	+
323	+	// Calculate minimum and maximum supported X depth
324	+	int min_depth = 1, max_depth = 32;
325	+	switch (depth) {
326	+	#ifdef ENABLE_VOSF
327	+	case APPLE_2_BIT:
328	+	case APPLE_4_BIT:       // VOSF blitters can convert 2/4/8-bit -> 8/16/32-bit
329	+	case APPLE_8_BIT:
330	+	min_depth = 8;
331	+	max_depth = 32;
332	+	break;
333	+	#else
334	+	case APPLE_2_BIT:
335	+	case APPLE_4_BIT:       // 2/4-bit requires VOSF blitters
336	+	return false;
337	+	case APPLE_8_BIT:       // 8-bit without VOSF requires an 8-bit visual
338	+	min_depth = 8;
339	+	max_depth = 8;
340	+	break;
341	+	#endif
342	+	case APPLE_16_BIT:      // 16-bit requires a 15/16-bit visual
343	+	min_depth = 15;
344	+	max_depth = 16;
345	+	break;
346	+	case APPLE_32_BIT:      // 32-bit requires a 24/32-bit visual
347	+	min_depth = 24;
348	+	max_depth = 32;
349	+	break;
350	+	}
351	+	D(bug(" minimum required X depth is %d, maximum supported X depth is %d\n", min_depth, max_depth));
352	+
353	+	// Try to find a visual for one of the color depths
354	+	bool visual_found = false;
355	+	for (int i=0; i<num_depths && !visual_found; i++) {
356	+
357	+	xdepth = avail_depths[i];
358	+	D(bug(" trying to find visual for depth %d\n", xdepth));
359	+	if (xdepth < min_depth || xdepth > max_depth)
360	+	continue;
361	+
362	+	// Determine best color class for this depth
363	+	switch (xdepth) {
364	+	case 1: // Try StaticGray or StaticColor
365	+	if (XMatchVisualInfo(x_display, screen, xdepth, StaticGray, &visualInfo)
366	+	|| XMatchVisualInfo(x_display, screen, xdepth, StaticColor, &visualInfo))
367	+	visual_found = true;
368	+	break;
369	+	case 8: // Need PseudoColor
370	+	if (XMatchVisualInfo(x_display, screen, xdepth, PseudoColor, &visualInfo))
371	+	visual_found = true;
372	+	break;
373	+	case 15:
374	+	case 16:
375	+	case 24:
376	+	case 32: // Try DirectColor first, as this will allow gamma correction
377	+	if (XMatchVisualInfo(x_display, screen, xdepth, DirectColor, &visualInfo)
378	+	|| XMatchVisualInfo(x_display, screen, xdepth, TrueColor, &visualInfo))
379	+	visual_found = true;
380	+	break;
381	+	default:
382	+	D(bug("  not a supported depth\n"));
383	+	break;
384	+	}
385	+	}
386	+	if (!visual_found)
387	+	return false;
388	+
389	+	// Visual was found
390	+	vis = visualInfo.visual;
391	+	color_class = visualInfo.c_class;
392	+	D(bug(" found visual ID 0x%02x, depth %d, class ", visualInfo.visualid, xdepth));
393	+	#if DEBUG
394	+	switch (color_class) {
395	+	case StaticGray: D(bug("StaticGray\n")); break;
396	+	case GrayScale: D(bug("GrayScale\n")); break;
397	+	case StaticColor: D(bug("StaticColor\n")); break;
398	+	case PseudoColor: D(bug("PseudoColor\n")); break;
399	+	case TrueColor: D(bug("TrueColor\n")); break;
400	+	case DirectColor: D(bug("DirectColor\n")); break;
401	+	}
402	+	#endif
403	+	return true;
404	+	}
405	+
406	+
407	+	/*
408		*  Open display (window or fullscreen)
409		*/
410
411	+	// Set window name and class
412	+	static void set_window_name(Window w, int name)
413	+	{
414	+	const char *str = GetString(name);
415	+	XStoreName(x_display, w, str);
416	+	XSetIconName(x_display, w, str);
417	+
418	+	XClassHint *hints;
419	+	hints = XAllocClassHint();
420	+	if (hints) {
421	+	hints->res_name = "SheepShaver";
422	+	hints->res_class = "SheepShaver";
423	+	XSetClassHint(x_display, w, hints);
424	+	XFree(hints);
425	+	}
426	+	}
427	+
428	+	// Set window input focus flag
429	+	static void set_window_focus(Window w)
430	+	{
431	+	XWMHints *hints = XAllocWMHints();
432	+	if (hints) {
433	+	hints->input = True;
434	+	hints->initial_state = NormalState;
435	+	hints->flags = InputHint | StateHint;
436	+	XSetWMHints(x_display, w, hints);
437	+	XFree(hints);
438	+	}
439	+	}
440	+
441	+	// Set WM_DELETE_WINDOW protocol on window (preventing it from being destroyed by the WM when clicking on the "close" widget)
442	+	static Atom WM_DELETE_WINDOW = (Atom)0;
443	+	static void set_window_delete_protocol(Window w)
444	+	{
445	+	WM_DELETE_WINDOW = XInternAtom(x_display, "WM_DELETE_WINDOW", false);
446	+	XSetWMProtocols(x_display, w, &WM_DELETE_WINDOW, 1);
447	+	}
448	+
449	+	// Wait until window is mapped/unmapped
450	+	static void wait_mapped(Window w)
451	+	{
452	+	XEvent e;
453	+	do {
454	+	XMaskEvent(x_display, StructureNotifyMask, &e);
455	+	} while ((e.type != MapNotify) || (e.xmap.event != w));
456	+	}
457	+
458	+	static void wait_unmapped(Window w)
459	+	{
460	+	XEvent e;
461	+	do {
462	+	XMaskEvent(x_display, StructureNotifyMask, &e);
463	+	} while ((e.type != UnmapNotify) || (e.xmap.event != w));
464	+	}
465	+
466	+	// Disable mouse acceleration
467	+	static void disable_mouse_accel(void)
468	+	{
469	+	XChangePointerControl(x_display, True, False, 1, 1, 0);
470	+	}
471	+
472	+	// Restore mouse acceleration to original value
473	+	static void restore_mouse_accel(void)
474	+	{
475	+	XChangePointerControl(x_display, True, True, orig_accel_numer, orig_accel_denom, orig_threshold);
476	+	}
477	+
478		// Trap SHM errors
479		static bool shm_error = false;
480		static int (*old_error_handler)(Display *, XErrorEvent *);
#	Line 175 | Line 500 | static bool open_window(int width, int h
500		// Create window
501		XSetWindowAttributes wattr;
502		wattr.event_mask = eventmask = win_eventmask;
503	<	wattr.background_pixel = black_pixel;
504	<	wattr.border_pixel = black_pixel;
503	>	wattr.background_pixel = (vis == DefaultVisual(x_display, screen) ? black_pixel : 0);
504	>	wattr.border_pixel = 0;
505		wattr.backing_store = NotUseful;
506	<
182	<	XSync(x_display, false);
506	>	wattr.colormap = (depth == 1 ? DefaultColormap(x_display, screen) : cmap[0]);
507		the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
508	<	InputOutput, vis, CWEventMask | CWBackPixel | CWBorderPixel | CWBackingStore, &wattr);
185	<	XSync(x_display, false);
186	<	XStoreName(x_display, the_win, GetString(STR_WINDOW_TITLE));
187	<	XMapRaised(x_display, the_win);
188	<	XSync(x_display, false);
508	>	InputOutput, vis, CWEventMask | CWBackPixel | CWBorderPixel | CWBackingStore | CWColormap, &wattr);
509
510	<	// Set colormap
511	<	if (depth == 8) {
512	<	XSetWindowColormap(x_display, the_win, cmap[0]);
513	<	XSetWMColormapWindows(x_display, the_win, &the_win, 1);
514	<	}
510	>	// Set window name/class
511	>	set_window_name(the_win, STR_WINDOW_TITLE);
512	>
513	>	// Indicate that we want keyboard input
514	>	set_window_focus(the_win);
515	>
516	>	// Set delete protocol property
517	>	set_window_delete_protocol(the_win);
518
519		// Make window unresizable
520		XSizeHints *hints;
#	Line 205 | Line 528 | static bool open_window(int width, int h
528		XFree((char *)hints);
529		}
530
531	+	// Show window
532	+	XMapWindow(x_display, the_win);
533	+	wait_mapped(the_win);
534	+
535		// 1-bit mode is big-endian; if the X server is little-endian, we can't
536		// use SHM because that doesn't allow changing the image byte order
537		bool need_msb_image = (depth == 1 && XImageByteOrder(x_display) == LSBFirst);
#	Line 215 | Line 542 | static bool open_window(int width, int h
542
543		// Create SHM image ("height + 2" for safety)
544		img = XShmCreateImage(x_display, vis, depth == 1 ? 1 : xdepth, depth == 1 ? XYBitmap : ZPixmap, 0, &shminfo, width, height);
545	<	shminfo.shmid = shmget(IPC_PRIVATE, (height + 2) * img->bytes_per_line, IPC_CREAT | 0777);
545	>	shminfo.shmid = shmget(IPC_PRIVATE, (aligned_height + 2) * img->bytes_per_line, IPC_CREAT | 0777);
546	>	D(bug(" shm image created\n"));
547		the_buffer_copy = (uint8 *)shmat(shminfo.shmid, 0, 0);
548		shminfo.shmaddr = img->data = (char *)the_buffer_copy;
549		shminfo.readOnly = False;
#	Line 234 | Line 562 | static bool open_window(int width, int h
562		have_shm = true;
563		shmctl(shminfo.shmid, IPC_RMID, 0);
564		}
565	+	D(bug(" shm image attached\n"));
566		}
567
568		// Create normal X image if SHM doesn't work ("height + 2" for safety)
569		if (!have_shm) {
570	<	int bytes_per_row = aligned_width;
242	<	switch (depth) {
243	<	case 1:
244	<	bytes_per_row /= 8;
245	<	break;
246	<	case 15:
247	<	case 16:
248	<	bytes_per_row *= 2;
249	<	break;
250	<	case 24:
251	<	case 32:
252	<	bytes_per_row *= 4;
253	<	break;
254	<	}
570	>	int bytes_per_row = depth == 1 ? aligned_width/8 : TrivialBytesPerRow(aligned_width, DepthModeForPixelDepth(xdepth));
571		the_buffer_copy = (uint8 *)malloc((aligned_height + 2) * bytes_per_row);
572		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);
573	+	D(bug(" X image created\n"));
574		}
575
576		// 1-Bit mode is big-endian
577	<	if (depth == 1) {
577	>	if (need_msb_image) {
578		img->byte_order = MSBFirst;
579		img->bitmap_bit_order = MSBFirst;
580		}
#	Line 275 | Line 592 | static bool open_window(int width, int h
592		the_buffer = (uint8 *)malloc((aligned_height + 2) * img->bytes_per_line);
593		D(bug("the_buffer = %p, the_buffer_copy = %p\n", the_buffer, the_buffer_copy));
594		#endif
595	<	screen_base = (uint32)the_buffer;
595	>	screen_base = Host2MacAddr(the_buffer);
596
597		// Create GC
598		the_gc = XCreateGC(x_display, the_win, 0, 0);
599	<	XSetForeground(x_display, the_gc, black_pixel);
599	>	XSetState(x_display, the_gc, black_pixel, white_pixel, GXcopy, AllPlanes);
600
601		// Create cursor
602	<	cursor_image = XCreateImage(x_display, vis, 1, XYPixmap, 0, (char *)MacCursor + 4, 16, 16, 16, 2);
603	<	cursor_image->byte_order = MSBFirst;
604	<	cursor_image->bitmap_bit_order = MSBFirst;
605	<	cursor_mask_image = XCreateImage(x_display, vis, 1, XYPixmap, 0, (char *)MacCursor + 36, 16, 16, 16, 2);
606	<	cursor_mask_image->byte_order = MSBFirst;
607	<	cursor_mask_image->bitmap_bit_order = MSBFirst;
608	<	cursor_map = XCreatePixmap(x_display, the_win, 16, 16, 1);
609	<	cursor_mask_map = XCreatePixmap(x_display, the_win, 16, 16, 1);
610	<	cursor_gc = XCreateGC(x_display, cursor_map, 0, 0);
611	<	cursor_mask_gc = XCreateGC(x_display, cursor_mask_map, 0, 0);
612	<	mac_cursor = XCreatePixmapCursor(x_display, cursor_map, cursor_mask_map, &black, &white, 0, 0);
613	<	cursor_changed = false;
602	>	if (hw_mac_cursor_accl) {
603	>	cursor_image = XCreateImage(x_display, vis, 1, XYPixmap, 0, (char *)MacCursor + 4, 16, 16, 16, 2);
604	>	cursor_image->byte_order = MSBFirst;
605	>	cursor_image->bitmap_bit_order = MSBFirst;
606	>	cursor_mask_image = XCreateImage(x_display, vis, 1, XYPixmap, 0, (char *)MacCursor + 36, 16, 16, 16, 2);
607	>	cursor_mask_image->byte_order = MSBFirst;
608	>	cursor_mask_image->bitmap_bit_order = MSBFirst;
609	>	cursor_map = XCreatePixmap(x_display, the_win, 16, 16, 1);
610	>	cursor_mask_map = XCreatePixmap(x_display, the_win, 16, 16, 1);
611	>	cursor_gc = XCreateGC(x_display, cursor_map, 0, 0);
612	>	cursor_mask_gc = XCreateGC(x_display, cursor_mask_map, 0, 0);
613	>	mac_cursor = XCreatePixmapCursor(x_display, cursor_map, cursor_mask_map, &black, &white, 0, 0);
614	>	cursor_changed = false;
615	>	}
616	>
617	>	// Create no_cursor
618	>	else {
619	>	mac_cursor = XCreatePixmapCursor(x_display,
620	>	XCreatePixmap(x_display, the_win, 1, 1, 1),
621	>	XCreatePixmap(x_display, the_win, 1, 1, 1),
622	>	&black, &white, 0, 0);
623	>	XDefineCursor(x_display, the_win, mac_cursor);
624	>	}
625
626		// Init blitting routines
627		bool native_byte_order;
#	Line 303 | Line 631 | static bool open_window(int width, int h
631		native_byte_order = (XImageByteOrder(x_display) == LSBFirst);
632		#endif
633		#ifdef ENABLE_VOSF
634	<	Screen_blitter_init(&visualInfo, native_byte_order, depth);
634	>	Screen_blitter_init(visualFormat, native_byte_order, depth);
635		#endif
636
637		// Set bytes per row
310	–	VModes[cur_mode].viRowBytes = img->bytes_per_line;
638		XSync(x_display, false);
639		return true;
640		}
641
642	<	// Open DGA display (!! should use X11 VidMode extensions to set mode)
643	<	static bool open_dga(int width, int height)
642	>	// Open FBDev DGA display
643	>	static bool open_fbdev_dga(int width, int height)
644		{
645	+	#ifdef ENABLE_FBDEV_DGA
646	+	#ifdef ENABLE_XF86_VIDMODE
647	+	// Switch to best mode
648	+	if (has_vidmode) {
649	+	int best = -1;
650	+	for (int i = 0; i < num_x_video_modes; i++) {
651	+	if (x_video_modes[i]->hdisplay == width && x_video_modes[i]->vdisplay == height) {
652	+	best = i;
653	+	break;
654	+	}
655	+	};
656	+	assert(best != -1);
657	+	XF86VidModeSwitchToMode(x_display, screen, x_video_modes[best]);
658	+	XF86VidModeSetViewPort(x_display, screen, 0, 0);
659	+	D(bug("[fbdev] VideoMode %d: %d x %d @ %d\n", best,
660	+	x_video_modes[best]->hdisplay, x_video_modes[best]->vdisplay,
661	+	1000 * x_video_modes[best]->dotclock / (x_video_modes[best]->htotal * x_video_modes[best]->vtotal)));
662	+	}
663	+	#endif
664	+
665	+	if (ioctl(fb_dev_fd, FBIOGET_FSCREENINFO, &fb_finfo) != 0) {
666	+	D(bug("[fbdev] Can't get FSCREENINFO: %s\n", strerror(errno)));
667	+	return false;
668	+	}
669	+	D(bug("[fbdev] Device ID: %s\n", fb_finfo.id));
670	+	D(bug("[fbdev] smem_start: %p [%d bytes]\n", fb_finfo.smem_start, fb_finfo.smem_len));
671	+
672	+	int fb_type = fb_finfo.type;
673	+	const char *fb_type_str = NULL;
674	+	switch (fb_type) {
675	+	case FB_TYPE_PACKED_PIXELS:                     fb_type_str = "Packed Pixels";                  break;
676	+	case FB_TYPE_PLANES:                            fb_type_str = "Non interleaved planes"; break;
677	+	case FB_TYPE_INTERLEAVED_PLANES:        fb_type_str = "Interleaved planes";             break;
678	+	case FB_TYPE_TEXT:                                      fb_type_str = "Text/attributes";                break;
679	+	case FB_TYPE_VGA_PLANES:                        fb_type_str = "EGA/VGA planes";                 break;
680	+	default:                                                        fb_type_str = "<unknown>";                              break;
681	+	}
682	+	D(bug("[fbdev] type: %s\n", fb_type_str));
683	+
684	+	if (fb_type != FB_TYPE_PACKED_PIXELS) {
685	+	D(bug("[fbdev] type '%s' not supported\n", fb_type_str));
686	+	return false;
687	+	}
688	+
689	+	int fb_visual = fb_finfo.visual;
690	+	const char *fb_visual_str;
691	+	switch (fb_visual) {
692	+	case FB_VISUAL_MONO01:                          fb_visual_str = "Monochrome 1=Black 0=White";   break;
693	+	case FB_VISUAL_MONO10:                          fb_visual_str = "Monochrome 1=While 0=Black";   break;
694	+	case FB_VISUAL_TRUECOLOR:                       fb_visual_str = "True color";                                   break;
695	+	case FB_VISUAL_PSEUDOCOLOR:                     fb_visual_str = "Pseudo color (like atari)";    break;
696	+	case FB_VISUAL_DIRECTCOLOR:                     fb_visual_str = "Direct color";                                 break;
697	+	case FB_VISUAL_STATIC_PSEUDOCOLOR:      fb_visual_str = "Pseudo color readonly";                break;
698	+	default:                                                        fb_visual_str = "<unknown>";                                    break;
699	+	}
700	+	D(bug("[fbdev] visual: %s\n", fb_visual_str));
701	+
702	+	if (fb_visual != FB_VISUAL_TRUECOLOR && fb_visual != FB_VISUAL_DIRECTCOLOR) {
703	+	D(bug("[fbdev] visual '%s' not supported\n", fb_visual_str));
704	+	return false;
705	+	}
706	+
707	+	// Map frame buffer
708	+	the_buffer = (uint8 *)mmap(NULL, fb_finfo.smem_len, PROT_READ | PROT_WRITE, MAP_SHARED, fb_dev_fd, 0);
709	+	if (the_buffer == MAP_FAILED) {
710	+	D(bug("[fbdev] Can't mmap /dev/fb0: %s\n", strerror(errno)));
711	+	return false;
712	+	}
713	+
714	+	// Set absolute mouse mode
715	+	ADBSetRelMouseMode(false);
716	+
717	+	// Create window
718	+	XSetWindowAttributes wattr;
719	+	wattr.event_mask = eventmask = dga_eventmask;
720	+	wattr.override_redirect = True;
721	+	the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
722	+	InputOutput, DefaultVisual(x_display, screen),
723	+	CWEventMask | CWOverrideRedirect, &wattr);
724	+
725	+	// Show window
726	+	XMapRaised(x_display, the_win);
727	+	wait_mapped(the_win);
728	+
729	+	// Grab mouse and keyboard
730	+	XGrabKeyboard(x_display, the_win, True,
731	+	GrabModeAsync, GrabModeAsync, CurrentTime);
732	+	XGrabPointer(x_display, the_win, True,
733	+	PointerMotionMask | ButtonPressMask | ButtonReleaseMask,
734	+	GrabModeAsync, GrabModeAsync, the_win, None, CurrentTime);
735	+	disable_mouse_accel();
736	+
737	+	// Create no_cursor
738	+	mac_cursor = XCreatePixmapCursor(x_display,
739	+	XCreatePixmap(x_display, the_win, 1, 1, 1),
740	+	XCreatePixmap(x_display, the_win, 1, 1, 1),
741	+	&black, &white, 0, 0);
742	+	XDefineCursor(x_display, the_win, mac_cursor);
743	+
744	+	// Init blitting routines
745	+	int bytes_per_row = TrivialBytesPerRow((width + 7) & ~7, DepthModeForPixelDepth(depth));
746	+	#if ENABLE_VOSF
747	+	// Extract current screen color masks (we are in True Color mode)
748	+	VisualFormat visualFormat;
749	+	visualFormat.depth = xdepth = DefaultDepth(x_display, screen);
750	+	XMatchVisualInfo(x_display, screen, xdepth, TrueColor, &visualInfo);
751	+	assert(visualFormat.depth == visualInfo.depth);
752	+	visualFormat.Rmask = visualInfo.red_mask;
753	+	visualFormat.Gmask = visualInfo.green_mask;
754	+	visualFormat.Bmask = visualInfo.blue_mask;
755	+	D(bug("[fbdev] %d bpp, (%08x,%08x,%08x)\n",
756	+	visualFormat.depth,
757	+	visualFormat.Rmask, visualFormat.Gmask, visualFormat.Bmask));
758	+	D(bug("[fbdev] Mac depth %d bpp\n", depth));
759	+
760	+	// Screen_blitter_init() returns TRUE if VOSF is mandatory
761	+	// i.e. the framebuffer update function is not Blit_Copy_Raw
762	+	#ifdef WORDS_BIGENDIAN
763	+	const bool native_byte_order = (XImageByteOrder(x_display) == MSBFirst);
764	+	#else
765	+	const bool native_byte_order = (XImageByteOrder(x_display) == LSBFirst);
766	+	#endif
767	+	Screen_blitter_init(visualFormat, native_byte_order, depth);
768	+
769	+	// Allocate memory for frame buffer (SIZE is extended to page-boundary)
770	+	use_vosf = true;
771	+	the_host_buffer = the_buffer;
772	+	the_buffer_size = page_extend((height + 2) * bytes_per_row);
773	+	the_buffer_copy = (uint8 *)malloc(the_buffer_size);
774	+	the_buffer = (uint8 *)vm_acquire(the_buffer_size);
775	+	D(bug("the_buffer = %p, the_buffer_copy = %p, the_host_buffer = %p\n", the_buffer, the_buffer_copy, the_host_buffer));
776	+	#endif
777	+
778	+	// Set frame buffer base
779	+	D(bug("the_buffer = %p, use_vosf = %d\n", the_buffer, use_vosf));
780	+	screen_base = Host2MacAddr(the_buffer);
781	+	VModes[cur_mode].viRowBytes = bytes_per_row;
782	+	return true;
783	+	#else
784	+	ErrorAlert("SheepShaver has been compiled with DGA support disabled.");
785	+	return false;
786	+	#endif
787	+	}
788	+
789	+	// Open XF86 DGA display (!! should use X11 VidMode extensions to set mode)
790	+	static bool open_xf86_dga(int width, int height)
791	+	{
792	+	if (is_fbdev_dga_mode)
793	+	return false;
794	+
795		#ifdef ENABLE_XF86_DGA
796		// Set relative mouse mode
797		ADBSetRelMouseMode(true);
798
799	+	// Create window
800	+	XSetWindowAttributes wattr;
801	+	wattr.event_mask = eventmask = dga_eventmask;
802	+	wattr.override_redirect = True;
803	+	wattr.colormap = (depth == 1 ? DefaultColormap(x_display, screen) : cmap[0]);
804	+	the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
805	+	InputOutput, vis, CWEventMask | CWOverrideRedirect |
806	+	(color_class == DirectColor ? CWColormap : 0), &wattr);
807	+
808	+	// Show window
809	+	XMapRaised(x_display, the_win);
810	+	wait_mapped(the_win);
811	+
812		#ifdef ENABLE_XF86_VIDMODE
813		// Switch to best mode
814		if (has_vidmode) {
#	Line 335 | Line 825 | static bool open_dga(int width, int heig
825		#endif
826
827		// Establish direct screen connection
828	+	XMoveResizeWindow(x_display, the_win, 0, 0, width, height);
829	+	XWarpPointer(x_display, None, rootwin, 0, 0, 0, 0, 0, 0);
830		XGrabKeyboard(x_display, rootwin, True, GrabModeAsync, GrabModeAsync, CurrentTime);
831		XGrabPointer(x_display, rootwin, True, PointerMotionMask | ButtonPressMask | ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
832	+
833	+	int v_width, v_bank, v_size;
834	+	XF86DGAGetVideo(x_display, screen, (char **)&the_buffer, &v_width, &v_bank, &v_size);
835		XF86DGADirectVideo(x_display, screen, XF86DGADirectGraphics | XF86DGADirectKeyb | XF86DGADirectMouse);
836		XF86DGASetViewPort(x_display, screen, 0, 0);
837		XF86DGASetVidPage(x_display, screen, 0);
838
839		// Set colormap
840	<	if (depth == 8)
840	>	if (!IsDirectMode(get_current_mode())) {
841	>	XSetWindowColormap(x_display, the_win, cmap[current_dga_cmap = 0]);
842		XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
347	–
348	–	// Set bytes per row
349	–	int bytes_per_row = (dga_fb_width + 7) & ~7;
350	–	switch (depth) {
351	–	case 15:
352	–	case 16:
353	–	bytes_per_row *= 2;
354	–	break;
355	–	case 24:
356	–	case 32:
357	–	bytes_per_row *= 4;
358	–	break;
843		}
844	+	XSync(x_display, false);
845
846	+	// Init blitting routines
847	+	int bytes_per_row = TrivialBytesPerRow((v_width + 7) & ~7, DepthModeForPixelDepth(depth));
848		#if ENABLE_VOSF
849		bool native_byte_order;
850		#ifdef WORDS_BIGENDIAN
#	Line 368 | Line 855 | static bool open_dga(int width, int heig
855		#if REAL_ADDRESSING || DIRECT_ADDRESSING
856		// Screen_blitter_init() returns TRUE if VOSF is mandatory
857		// i.e. the framebuffer update function is not Blit_Copy_Raw
858	<	use_vosf = Screen_blitter_init(&visualInfo, native_byte_order, depth);
858	>	use_vosf = Screen_blitter_init(visualFormat, native_byte_order, depth);
859
860		if (use_vosf) {
861		// Allocate memory for frame buffer (SIZE is extended to page-boundary)
#	Line 376 | Line 863 | static bool open_dga(int width, int heig
863		the_buffer_size = page_extend((height + 2) * bytes_per_row);
864		the_buffer_copy = (uint8 *)malloc(the_buffer_size);
865		the_buffer = (uint8 *)vm_acquire(the_buffer_size);
866	+	D(bug("the_buffer = %p, the_buffer_copy = %p, the_host_buffer = %p\n", the_buffer, the_buffer_copy, the_host_buffer));
867		}
868		#else
869		use_vosf = false;
382	–	the_buffer = dga_screen_base;
870		#endif
871		#endif
385	–	screen_base = (uint32)the_buffer;
872
873	+	// Set frame buffer base
874	+	D(bug("the_buffer = %p, use_vosf = %d\n", the_buffer, use_vosf));
875	+	screen_base = Host2MacAddr(the_buffer);
876		VModes[cur_mode].viRowBytes = bytes_per_row;
388	–	XSync(x_display, false);
877		return true;
878		#else
879		ErrorAlert("SheepShaver has been compiled with DGA support disabled.");
#	Line 393 | Line 881 | static bool open_dga(int width, int heig
881		#endif
882		}
883
884	+	// Open DGA display
885	+	static bool open_dga(int width, int height)
886	+	{
887	+	bool display_open;
888	+
889	+	display_open = open_xf86_dga(width, height);
890	+	#ifdef ENABLE_FBDEV_DGA
891	+	// Try to fallback to FBDev DGA mode
892	+	if (!display_open) {
893	+	is_fbdev_dga_mode = true;
894	+	display_open = open_fbdev_dga(width, height);
895	+	}
896	+	#endif
897	+
898	+	// Common DGA display initialization
899	+	if (display_open) {
900	+
901	+	// Fake image to get display bounds in the refresh function
902	+	if ((img = (XImage *)malloc(sizeof(*img))) == NULL)
903	+	return false;
904	+	img->width = DisplayWidth(x_display, screen);
905	+	img->height = DisplayHeight(x_display, screen);
906	+	img->depth = is_fbdev_dga_mode ? xdepth : depth;
907	+	img->bytes_per_line = TrivialBytesPerRow(img->width, DepthModeForPixelDepth(img->depth));
908	+	}
909	+
910	+	return display_open;
911	+	}
912	+
913		static bool open_display(void)
914		{
915	<	display_type = VModes[cur_mode].viType;
916	<	switch (VModes[cur_mode].viAppleMode) {
917	<	case APPLE_1_BIT:
918	<	depth = 1;
919	<	break;
920	<	case APPLE_2_BIT:
921	<	depth = 2;
922	<	break;
923	<	case APPLE_4_BIT:
924	<	depth = 4;
408	<	break;
409	<	case APPLE_8_BIT:
410	<	depth = 8;
411	<	break;
412	<	case APPLE_16_BIT:
413	<	depth = xdepth == 15 ? 15 : 16;
414	<	break;
415	<	case APPLE_32_BIT:
416	<	depth = 32;
417	<	break;
915	>	D(bug("open_display()\n"));
916	>	const VideoInfo &mode = VModes[cur_mode];
917	>
918	>	// Get original mouse acceleration
919	>	XGetPointerControl(x_display, &orig_accel_numer, &orig_accel_denom, &orig_threshold);
920	>
921	>	// Find best available X visual
922	>	if (!find_visual_for_depth(mode.viAppleMode)) {
923	>	ErrorAlert(GetString(STR_NO_XVISUAL_ERR));
924	>	return false;
925		}
926
927	<	bool display_open = false;
928	<	if (display_type == DIS_SCREEN)
927	>	// Build up visualFormat structure
928	>	visualFormat.fullscreen = (display_type == DIS_SCREEN);
929	>	visualFormat.depth = visualInfo.depth;
930	>	visualFormat.Rmask = visualInfo.red_mask;
931	>	visualFormat.Gmask = visualInfo.green_mask;
932	>	visualFormat.Bmask = visualInfo.blue_mask;
933	>
934	>	// Create color maps
935	>	if (color_class == PseudoColor || color_class == DirectColor) {
936	>	cmap[0] = XCreateColormap(x_display, rootwin, vis, AllocAll);
937	>	cmap[1] = XCreateColormap(x_display, rootwin, vis, AllocAll);
938	>	} else {
939	>	cmap[0] = XCreateColormap(x_display, rootwin, vis, AllocNone);
940	>	cmap[1] = XCreateColormap(x_display, rootwin, vis, AllocNone);
941	>	}
942	>
943	>	// Find pixel format of direct modes
944	>	if (color_class == DirectColor || color_class == TrueColor) {
945	>	rshift = gshift = bshift = 0;
946	>	rloss = gloss = bloss = 8;
947	>	uint32 mask;
948	>	for (mask=vis->red_mask; !(mask&1); mask>>=1)
949	>	++rshift;
950	>	for (; mask&1; mask>>=1)
951	>	--rloss;
952	>	for (mask=vis->green_mask; !(mask&1); mask>>=1)
953	>	++gshift;
954	>	for (; mask&1; mask>>=1)
955	>	--gloss;
956	>	for (mask=vis->blue_mask; !(mask&1); mask>>=1)
957	>	++bshift;
958	>	for (; mask&1; mask>>=1)
959	>	--bloss;
960	>	}
961	>
962	>	// Preset palette pixel values for CLUT or gamma table
963	>	if (color_class == DirectColor) {
964	>	int num = vis->map_entries;
965	>	for (int i=0; i<num; i++) {
966	>	int c = (i * 256) / num;
967	>	x_palette[i].pixel = map_rgb(c, c, c);
968	>	x_palette[i].flags = DoRed | DoGreen | DoBlue;
969	>	}
970	>	} else if (color_class == PseudoColor) {
971	>	for (int i=0; i<256; i++) {
972	>	x_palette[i].pixel = i;
973	>	x_palette[i].flags = DoRed | DoGreen | DoBlue;
974	>	}
975	>	}
976	>
977	>	// Load gray ramp to color map
978	>	int num = (color_class == DirectColor ? vis->map_entries : 256);
979	>	for (int i=0; i<num; i++) {
980	>	int c = (i * 256) / num;
981	>	x_palette[i].red = c * 0x0101;
982	>	x_palette[i].green = c * 0x0101;
983	>	x_palette[i].blue = c * 0x0101;
984	>	}
985	>	if (color_class == PseudoColor || color_class == DirectColor) {
986	>	XStoreColors(x_display, cmap[0], x_palette, num);
987	>	XStoreColors(x_display, cmap[1], x_palette, num);
988	>	}
989	>
990	>	#ifdef ENABLE_VOSF
991	>	// Load gray ramp to 8->16/32 expand map
992	>	if (!IsDirectMode(get_current_mode()) && xdepth > 8)
993	>	for (int i=0; i<256; i++)
994	>	ExpandMap[i] = map_rgb(i, i, i);
995	>	#endif
996	>
997	>	// Create display of requested type
998	>	display_type = mode.viType;
999	>	depth = depth_of_video_mode(mode.viAppleMode);
1000	>
1001	>	bool display_open;
1002	>	switch (display_type) {
1003	>	case DIS_SCREEN:
1004		display_open = open_dga(VModes[cur_mode].viXsize, VModes[cur_mode].viYsize);
1005	<	else if (display_type == DIS_WINDOW)
1005	>	break;
1006	>	case DIS_WINDOW:
1007		display_open = open_window(VModes[cur_mode].viXsize, VModes[cur_mode].viYsize);
1008	+	break;
1009	+	default:
1010	+	display_open = false;
1011	+	break;
1012	+	}
1013
1014		#ifdef ENABLE_VOSF
1015		if (use_vosf) {
1016		// Initialize the VOSF system
1017	+	LOCK_VOSF;
1018		if (!video_vosf_init()) {
1019		ErrorAlert(GetString(STR_VOSF_INIT_ERR));
1020	+	UNLOCK_VOSF;
1021		return false;
1022		}
1023	+	UNLOCK_VOSF;
1024		}
1025		#endif
1026	<
1026	>
1027	>	// Zero screen buffers, viRowBytes is initialized at this stage
1028	>	if (display_open) {
1029	>	memset(the_buffer, 0, VModes[cur_mode].viRowBytes * VModes[cur_mode].viYsize);
1030	>	memset(the_buffer_copy, 0, VModes[cur_mode].viRowBytes * VModes[cur_mode].viYsize);
1031	>	}
1032		return display_open;
1033		}
1034
#	Line 464 | Line 1060 | static void close_window(void)
1060		if (the_gc)
1061		XFreeGC(x_display, the_gc);
1062
1063	<	// Close window
1064	<	XDestroyWindow(x_display, the_win);
1063	>	XFlush(x_display);
1064	>	XSync(x_display, false);
1065		}
1066
1067	<	// Close DGA mode
1068	<	static void close_dga(void)
1067	>	// Close FBDev mode
1068	>	static void close_fbdev_dga(void)
1069	>	{
1070	>	#ifdef ENABLE_FBDEV_DGA
1071	>	uint8 *fb_base;
1072	>	if (!use_vosf)
1073	>	fb_base = the_buffer;
1074	>	#ifdef ENABLE_VOSF
1075	>	else
1076	>	fb_base = the_host_buffer;
1077	>	#endif
1078	>	munmap(fb_base, fb_finfo.smem_len);
1079	>	#endif
1080	>	}
1081	>
1082	>	// Close XF86 DGA mode
1083	>	static void close_xf86_dga(void)
1084		{
1085		#ifdef ENABLE_XF86_DGA
1086		XF86DGADirectVideo(x_display, screen, 0);
1087	+	#endif
1088	+	}
1089	+
1090	+	// Close DGA mode
1091	+	static void close_dga(void)
1092	+	{
1093	+	if (is_fbdev_dga_mode)
1094	+	close_fbdev_dga();
1095	+	else
1096	+	close_xf86_dga();
1097	+
1098		XUngrabPointer(x_display, CurrentTime);
1099		XUngrabKeyboard(x_display, CurrentTime);
478	–	#endif
1100
1101		#ifdef ENABLE_XF86_VIDMODE
1102		if (has_vidmode)
1103		XF86VidModeSwitchToMode(x_display, screen, x_video_modes[0]);
1104		#endif
1105
1106	+	// Release fake image (it's not a normal XImage!)
1107	+	free(img);
1108	+	img = NULL;
1109	+
1110		if (!use_vosf) {
1111		// don't free() the screen buffer in driver_base dtor
1112		the_buffer = NULL;
#	Line 501 | Line 1126 | static void close_display(void)
1126		else if (display_type == DIS_WINDOW)
1127		close_window();
1128
1129	+	// Close window
1130	+	if (the_win) {
1131	+	XUnmapWindow(x_display, the_win);
1132	+	wait_unmapped(the_win);
1133	+	XDestroyWindow(x_display, the_win);
1134	+	}
1135	+
1136	+	// Free colormaps
1137	+	if (cmap[0]) {
1138	+	XFreeColormap(x_display, cmap[0]);
1139	+	cmap[0] = 0;
1140	+	}
1141	+	if (cmap[1]) {
1142	+	XFreeColormap(x_display, cmap[1]);
1143	+	cmap[1] = 0;
1144	+	}
1145	+
1146		#ifdef ENABLE_VOSF
1147		if (use_vosf) {
1148		// Deinitialize VOSF
#	Line 535 | Line 1177 | static void close_display(void)
1177		}
1178		}
1179		#endif
1180	+
1181	+	// Restore mouse acceleration
1182	+	restore_mouse_accel();
1183		}
1184
1185
#	Line 566 | Line 1211 | static void keycode_init(void)
1211
1212		// Search for server vendor string, then read keycodes
1213		const char *vendor = ServerVendor(x_display);
1214	+	// Force use of MacX mappings on MacOS X with Apple's X server
1215	+	int dummy;
1216	+	if (XQueryExtension(x_display, "Apple-DRI", &dummy, &dummy, &dummy))
1217	+	vendor = "MacX";
1218		bool vendor_found = false;
1219		char line[256];
1220		while (fgets(line, 255, f)) {
#	Line 607 | Line 1256 | static void keycode_init(void)
1256		}
1257		}
1258
1259	<	static void add_mode(VideoInfo *&p, uint32 allow, uint32 test, long apple_mode, long apple_id, int type)
1259	>	// Find Apple mode matching best specified dimensions
1260	>	static int find_apple_resolution(int xsize, int ysize)
1261	>	{
1262	>	int apple_id;
1263	>	if (xsize < 800)
1264	>	apple_id = APPLE_640x480;
1265	>	else if (xsize < 1024)
1266	>	apple_id = APPLE_800x600;
1267	>	else if (xsize < 1152)
1268	>	apple_id = APPLE_1024x768;
1269	>	else if (xsize < 1280) {
1270	>	if (ysize < 900)
1271	>	apple_id = APPLE_1152x768;
1272	>	else
1273	>	apple_id = APPLE_1152x900;
1274	>	}
1275	>	else if (xsize < 1600)
1276	>	apple_id = APPLE_1280x1024;
1277	>	else
1278	>	apple_id = APPLE_1600x1200;
1279	>	return apple_id;
1280	>	}
1281	>
1282	>	// Find mode in list of supported modes
1283	>	static int find_mode(int apple_mode, int apple_id, int type)
1284	>	{
1285	>	for (VideoInfo *p = VModes; p->viType != DIS_INVALID; p++) {
1286	>	if (p->viType == type && p->viAppleID == apple_id && p->viAppleMode == apple_mode)
1287	>	return p - VModes;
1288	>	}
1289	>	return -1;
1290	>	}
1291	>
1292	>	// Add custom video mode
1293	>	static void add_custom_mode(VideoInfo *&p, int type, uint32 x, uint32 y, int apple_mode, int apple_id)
1294	>	{
1295	>	p->viType = type;
1296	>	p->viXsize = x;
1297	>	p->viYsize = y;
1298	>	p->viRowBytes = TrivialBytesPerRow(p->viXsize, apple_mode);
1299	>	p->viAppleMode = apple_mode;
1300	>	p->viAppleID = apple_id;
1301	>	p++;
1302	>	}
1303	>
1304	>	// Add mode to list of supported modes
1305	>	static void add_mode(VideoInfo *&p, uint32 allow, uint32 test, int apple_mode, int apple_id, int type)
1306		{
1307		if (allow & test) {
1308	<	p->viType = type;
1308	>	uint32 x = 0, y = 0;
1309		switch (apple_id) {
1310		case APPLE_W_640x480:
1311		case APPLE_640x480:
1312	<	p->viXsize = 640;
1313	<	p->viYsize = 480;
1312	>	x = 640;
1313	>	y = 480;
1314		break;
1315		case APPLE_W_800x600:
1316		case APPLE_800x600:
1317	<	p->viXsize = 800;
1318	<	p->viYsize = 600;
1317	>	x = 800;
1318	>	y = 600;
1319		break;
1320		case APPLE_1024x768:
1321	<	p->viXsize = 1024;
1322	<	p->viYsize = 768;
1321	>	x = 1024;
1322	>	y = 768;
1323	>	break;
1324	>	case APPLE_1152x768:
1325	>	x = 1152;
1326	>	y = 768;
1327		break;
1328		case APPLE_1152x900:
1329	<	p->viXsize = 1152;
1330	<	p->viYsize = 900;
1329	>	x = 1152;
1330	>	y = 900;
1331		break;
1332		case APPLE_1280x1024:
1333	<	p->viXsize = 1280;
1334	<	p->viYsize = 1024;
1333	>	x = 1280;
1334	>	y = 1024;
1335		break;
1336		case APPLE_1600x1200:
1337	<	p->viXsize = 1600;
1338	<	p->viYsize = 1200;
640	<	break;
641	<	}
642	<	switch (apple_mode) {
643	<	case APPLE_8_BIT:
644	<	p->viRowBytes = p->viXsize;
645	<	break;
646	<	case APPLE_16_BIT:
647	<	p->viRowBytes = p->viXsize * 2;
648	<	break;
649	<	case APPLE_32_BIT:
650	<	p->viRowBytes = p->viXsize * 4;
1337	>	x = 1600;
1338	>	y = 1200;
1339		break;
1340		}
1341	<	p->viAppleMode = apple_mode;
654	<	p->viAppleID = apple_id;
655	<	p++;
1341	>	add_custom_mode(p, type, x, y, apple_mode, apple_id);
1342		}
1343		}
1344
1345	+	// Add standard list of windowed modes for given color depth
1346	+	static void add_window_modes(VideoInfo *&p, int window_modes, int mode)
1347	+	{
1348	+	add_mode(p, window_modes, 1, mode, APPLE_W_640x480, DIS_WINDOW);
1349	+	add_mode(p, window_modes, 2, mode, APPLE_W_800x600, DIS_WINDOW);
1350	+	}
1351	+
1352		static bool has_mode(int x, int y)
1353		{
1354		#ifdef ENABLE_XF86_VIDMODE
1355	<	for (int i=0; i<num_x_video_modes; i++)
1356	<	if (x_video_modes[i]->hdisplay >= x && x_video_modes[i]->vdisplay >= y)
1357	<	return true;
1358	<	return false;
1359	<	#else
1360	<	return DisplayWidth(x_display, screen) >= x && DisplayHeight(x_display, screen) >= y;
1355	>	if (has_vidmode) {
1356	>	for (int i=0; i<num_x_video_modes; i++)
1357	>	if (x_video_modes[i]->hdisplay == x && x_video_modes[i]->vdisplay == y)
1358	>	return true;
1359	>	return false;
1360	>	}
1361		#endif
1362	+	return DisplayWidth(x_display, screen) >= x && DisplayHeight(x_display, screen) >= y;
1363		}
1364
1365		bool VideoInit(void)
#	Line 694 | Line 1388 | bool VideoInit(void)
1388
1389		// Init variables
1390		private_data = NULL;
697	–	cur_mode = 0;   // Window 640x480
1391		video_activated = true;
1392
1393		// Find screen and root window
1394		screen = XDefaultScreen(x_display);
1395		rootwin = XRootWindow(x_display, screen);
1396
1397	+	// Get sorted list of available depths
1398	+	avail_depths = XListDepths(x_display, screen, &num_depths);
1399	+	if (avail_depths == NULL) {
1400	+	ErrorAlert(GetString(STR_UNSUPP_DEPTH_ERR));
1401	+	return false;
1402	+	}
1403	+	sort(avail_depths, avail_depths + num_depths);
1404	+
1405		// Get screen depth
1406		xdepth = DefaultDepth(x_display, screen);
1407
1408		#ifdef ENABLE_XF86_DGA
1409		// DGA available?
1410		int event_base, error_base;
1411	+	is_fbdev_dga_mode = false;
1412		if (local_X11 && XF86DGAQueryExtension(x_display, &event_base, &error_base)) {
1413		int dga_flags = 0;
1414		XF86DGAQueryDirectVideo(x_display, screen, &dga_flags);
1415		has_dga = dga_flags & XF86DGADirectPresent;
1416	+	#if defined(__linux__)
1417	+	// Check r/w permission on /dev/mem for DGA mode to work
1418	+	if (has_dga && access("/dev/mem", R_OK | W_OK) != 0)
1419	+	has_dga = false;
1420	+	#endif
1421		} else
1422		has_dga = false;
1423		#endif
#	Line 719 | Line 1426 | bool VideoInit(void)
1426		// VidMode available?
1427		int vm_event_base, vm_error_base;
1428		has_vidmode = XF86VidModeQueryExtension(x_display, &vm_event_base, &vm_error_base);
1429	<	if (has_vidmode)
1429	>	if (has_vidmode) {
1430	>	int vm_major_version, vm_minor_version;
1431	>	XF86VidModeQueryVersion(x_display, &vm_major_version, &vm_minor_version);
1432	>	D(bug("VidMode extension %d.%d available\n", vm_major_version, vm_minor_version));
1433		XF86VidModeGetAllModeLines(x_display, screen, &num_x_video_modes, &x_video_modes);
1434	+	}
1435	+	#endif
1436	+
1437	+	#ifdef ENABLE_FBDEV_DGA
1438	+	// FBDev available?
1439	+	bool has_fbdev_dga = false;
1440	+	if (local_X11) {
1441	+	if ((fb_dev_fd = open("/dev/fb0", O_RDWR)) > 0) {
1442	+	if (ioctl(fb_dev_fd, FBIOGET_VSCREENINFO, &fb_vinfo) != 0)
1443	+	close(fb_dev_fd);
1444	+	else {
1445	+	has_fbdev_dga = true;
1446	+	if (!has_dga) {
1447	+	// Fallback to FBDev DGA mode if XF86 DGA is not possible
1448	+	has_dga = true;
1449	+	is_fbdev_dga_mode = true;
1450	+	}
1451	+	fb_orig_vinfo = fb_vinfo;
1452	+	D(bug("Frame buffer device initial resolution: %dx%dx%d\n", fb_vinfo.xres, fb_vinfo.yres, fb_vinfo.bits_per_pixel));
1453	+	}
1454	+	}
1455	+	}
1456		#endif
1457
1458		// Find black and white colors
#	Line 731 | Line 1463 | bool VideoInit(void)
1463		black_pixel = BlackPixel(x_display, screen);
1464		white_pixel = WhitePixel(x_display, screen);
1465
734	–	// Get appropriate visual
735	–	int color_class;
736	–	switch (xdepth) {
737	–	#if 0
738	–	case 1:
739	–	color_class = StaticGray;
740	–	break;
741	–	#endif
742	–	case 8:
743	–	color_class = PseudoColor;
744	–	break;
745	–	case 15:
746	–	case 16:
747	–	case 24:
748	–	case 32:
749	–	color_class = TrueColor;
750	–	break;
751	–	default:
752	–	ErrorAlert(GetString(STR_UNSUPP_DEPTH_ERR));
753	–	return false;
754	–	}
755	–	if (!XMatchVisualInfo(x_display, screen, xdepth, color_class, &visualInfo)) {
756	–	ErrorAlert(GetString(STR_NO_XVISUAL_ERR));
757	–	return false;
758	–	}
759	–	if (visualInfo.depth != xdepth) {
760	–	ErrorAlert(GetString(STR_NO_XVISUAL_ERR));
761	–	return false;
762	–	}
763	–	vis = visualInfo.visual;
764	–
1466		// Mac screen depth follows X depth (for now)
1467	<	depth = xdepth;
1468	<
1469	<	// Create color maps for 8 bit mode
1470	<	if (depth == 8) {
1471	<	cmap[0] = XCreateColormap(x_display, rootwin, vis, AllocAll);
1472	<	cmap[1] = XCreateColormap(x_display, rootwin, vis, AllocAll);
1473	<	XInstallColormap(x_display, cmap[0]);
1474	<	XInstallColormap(x_display, cmap[1]);
1467	>	int default_mode = APPLE_8_BIT;
1468	>	switch (DefaultDepth(x_display, screen)) {
1469	>	case 1:
1470	>	default_mode = APPLE_1_BIT;
1471	>	break;
1472	>	case 8:
1473	>	default_mode = APPLE_8_BIT;
1474	>	break;
1475	>	case 15: case 16:
1476	>	default_mode = APPLE_16_BIT;
1477	>	break;
1478	>	case 24: case 32:
1479	>	default_mode = APPLE_32_BIT;
1480	>	break;
1481	>	}
1482	>
1483	>	// Get screen mode from preferences
1484	>	const char *mode_str = PrefsFindString("screen");
1485	>	int default_width = 640, default_height = 480;
1486	>	if (mode_str) {
1487	>	display_type = DIS_INVALID;
1488	>	if (sscanf(mode_str, "win/%d/%d", &default_width, &default_height) == 2)
1489	>	display_type = DIS_WINDOW;
1490	>	#ifdef ENABLE_XF86_DGA
1491	>	else if (has_dga && sscanf(mode_str, "dga/%d/%d", &default_width, &default_height) == 2)
1492	>	display_type = DIS_SCREEN;
1493	>	#endif
1494	>	#ifdef ENABLE_FBDEV_DGA
1495	>	else if (has_fbdev_dga && sscanf(mode_str, "fbdev/%d/%d", &default_width, &default_height) == 2) {
1496	>	is_fbdev_dga_mode = true;
1497	>	display_type = DIS_SCREEN;
1498	>	}
1499	>	#endif
1500	>	if (display_type == DIS_INVALID) {
1501	>	D(bug("Invalid screen mode specified, defaulting to old modes selection\n"));
1502	>	mode_str = NULL;
1503	>	}
1504	>	else {
1505	>	if (default_width <= 0)
1506	>	default_width = DisplayWidth(x_display, screen);
1507	>	else if (default_width > DisplayWidth(x_display, screen))
1508	>	default_width = DisplayWidth(x_display, screen);
1509	>	if (default_height <= 0)
1510	>	default_height = DisplayHeight(x_display, screen);
1511	>	else if (default_height > DisplayHeight(x_display, screen))
1512	>	default_height = DisplayHeight(x_display, screen);
1513	>	}
1514		}
1515
1516		// Construct video mode table
777	–	int mode = APPLE_8_BIT;
778	–	int bpr_mult = 8;
779	–	switch (depth) {
780	–	case 1:
781	–	mode = APPLE_1_BIT;
782	–	bpr_mult = 1;
783	–	break;
784	–	case 8:
785	–	mode = APPLE_8_BIT;
786	–	bpr_mult = 8;
787	–	break;
788	–	case 15:
789	–	case 16:
790	–	mode = APPLE_16_BIT;
791	–	bpr_mult = 16;
792	–	break;
793	–	case 24:
794	–	case 32:
795	–	mode = APPLE_32_BIT;
796	–	bpr_mult = 32;
797	–	break;
798	–	}
799	–
1517		uint32 window_modes = PrefsFindInt32("windowmodes");
1518		uint32 screen_modes = PrefsFindInt32("screenmodes");
1519		if (!has_dga)
1520		screen_modes = 0;
1521	<	if (window_modes == 0 && screen_modes == 0)
1521	>	if (mode_str)
1522	>	window_modes = screen_modes = 0;
1523	>	else if (window_modes == 0 && screen_modes == 0)
1524		window_modes |= 3;      // Allow at least 640x480 and 800x600 window modes
1525
1526		VideoInfo *p = VModes;
1527	<	add_mode(p, window_modes, 1, mode, APPLE_W_640x480, DIS_WINDOW);
1528	<	add_mode(p, window_modes, 2, mode, APPLE_W_800x600, DIS_WINDOW);
1529	<	if (has_vidmode) {
1527	>	if (mode_str) {
1528	>	if (display_type == DIS_WINDOW) {
1529	>	for (unsigned int d = APPLE_1_BIT; d <= APPLE_32_BIT; d++) {
1530	>	if (find_visual_for_depth(d)) {
1531	>	if (default_width > 640 && default_height > 480)
1532	>	add_mode(p, 3, 1, d, APPLE_W_640x480, DIS_WINDOW);
1533	>	if (default_width > 800 && default_height > 600)
1534	>	add_mode(p, 3, 2, d, APPLE_W_800x600, DIS_WINDOW);
1535	>	add_custom_mode(p, display_type, default_width, default_height, d, APPLE_CUSTOM);
1536	>	}
1537	>	}
1538	>	#ifdef ENABLE_VOSF
1539	>	} else if (display_type == DIS_SCREEN && is_fbdev_dga_mode) {
1540	>	for (unsigned int d = APPLE_1_BIT; d <= default_mode; d++)
1541	>	if (find_visual_for_depth(d))
1542	>	add_custom_mode(p, display_type, default_width, default_height, d, APPLE_CUSTOM);
1543	>	#endif
1544	>	} else
1545	>	add_custom_mode(p, display_type, default_width, default_height, default_mode, APPLE_CUSTOM);
1546	>
1547	>	// Add extra VidMode capable modes
1548	>	if (display_type == DIS_SCREEN) {
1549	>	struct {
1550	>	int w;
1551	>	int h;
1552	>	int apple_id;
1553	>	}
1554	>	video_modes[] = {
1555	>	{  640,  480, APPLE_640x480   },
1556	>	{  800,  600, APPLE_800x600   },
1557	>	{ 1024,  768, APPLE_1024x768  },
1558	>	{ 1152,  768, APPLE_1152x768  },
1559	>	{ 1152,  900, APPLE_1152x900  },
1560	>	{ 1280, 1024, APPLE_1280x1024 },
1561	>	{ 1600, 1200, APPLE_1600x1200 },
1562	>	{ 0, }
1563	>	};
1564	>
1565	>	for (int i = 0; video_modes[i].w != 0; i++) {
1566	>	const int w = video_modes[i].w;
1567	>	const int h = video_modes[i].h;
1568	>	if (w >= default_width || h >= default_height)
1569	>	continue;
1570	>	if (has_mode(w, h)) {
1571	>	#ifdef ENABLE_VOSF
1572	>	if (is_fbdev_dga_mode) {
1573	>	for (unsigned int d = APPLE_1_BIT; d <= default_mode; d++)
1574	>	if (find_visual_for_depth(d))
1575	>	add_custom_mode(p, display_type, w, h, d, video_modes[i].apple_id);
1576	>	} else
1577	>	#endif
1578	>	add_custom_mode(p, display_type, w, h, default_mode, video_modes[i].apple_id);
1579	>	}
1580	>	}
1581	>	}
1582	>	} else if (window_modes) {
1583	>	for (unsigned int d = APPLE_1_BIT; d <= APPLE_32_BIT; d++)
1584	>	if (find_visual_for_depth(d))
1585	>	add_window_modes(p, window_modes, d);
1586	>	} else if (has_vidmode) {
1587		if (has_mode(640, 480))
1588	<	add_mode(p, screen_modes, 1, mode, APPLE_640x480, DIS_SCREEN);
1588	>	add_mode(p, screen_modes, 1, default_mode, APPLE_640x480, DIS_SCREEN);
1589		if (has_mode(800, 600))
1590	<	add_mode(p, screen_modes, 2, mode, APPLE_800x600, DIS_SCREEN);
1590	>	add_mode(p, screen_modes, 2, default_mode, APPLE_800x600, DIS_SCREEN);
1591		if (has_mode(1024, 768))
1592	<	add_mode(p, screen_modes, 4, mode, APPLE_1024x768, DIS_SCREEN);
1592	>	add_mode(p, screen_modes, 4, default_mode, APPLE_1024x768, DIS_SCREEN);
1593	>	if (has_mode(1152, 768))
1594	>	add_mode(p, screen_modes, 64, default_mode, APPLE_1152x768, DIS_SCREEN);
1595		if (has_mode(1152, 900))
1596	<	add_mode(p, screen_modes, 8, mode, APPLE_1152x900, DIS_SCREEN);
1596	>	add_mode(p, screen_modes, 8, default_mode, APPLE_1152x900, DIS_SCREEN);
1597		if (has_mode(1280, 1024))
1598	<	add_mode(p, screen_modes, 16, mode, APPLE_1280x1024, DIS_SCREEN);
1598	>	add_mode(p, screen_modes, 16, default_mode, APPLE_1280x1024, DIS_SCREEN);
1599		if (has_mode(1600, 1200))
1600	<	add_mode(p, screen_modes, 32, mode, APPLE_1600x1200, DIS_SCREEN);
1600	>	add_mode(p, screen_modes, 32, default_mode, APPLE_1600x1200, DIS_SCREEN);
1601		} else if (screen_modes) {
1602		int xsize = DisplayWidth(x_display, screen);
1603		int ysize = DisplayHeight(x_display, screen);
1604	<	int apple_id;
827	<	if (xsize < 800)
828	<	apple_id = APPLE_640x480;
829	<	else if (xsize < 1024)
830	<	apple_id = APPLE_800x600;
831	<	else if (xsize < 1152)
832	<	apple_id = APPLE_1024x768;
833	<	else if (xsize < 1280)
834	<	apple_id = APPLE_1152x900;
835	<	else if (xsize < 1600)
836	<	apple_id = APPLE_1280x1024;
837	<	else
838	<	apple_id = APPLE_1600x1200;
1604	>	int apple_id = find_apple_resolution(xsize, ysize);
1605		p->viType = DIS_SCREEN;
1606		p->viRowBytes = 0;
1607		p->viXsize = xsize;
1608		p->viYsize = ysize;
1609	<	p->viAppleMode = mode;
1609	>	p->viAppleMode = default_mode;
1610		p->viAppleID = apple_id;
1611		p++;
1612		}
#	Line 850 | Line 1616 | bool VideoInit(void)
1616		p->viAppleMode = 0;
1617		p->viAppleID = 0;
1618
1619	<	#ifdef ENABLE_XF86_DGA
1619	>	// Find default mode (window 640x480)
1620	>	cur_mode = -1;
1621		if (has_dga && screen_modes) {
1622	<	int v_bank, v_size;
1623	<	XF86DGAGetVideo(x_display, screen, &dga_screen_base, &dga_fb_width, &v_bank, &v_size);
1624	<	D(bug("DGA screen_base %p, v_width %d\n", dga_screen_base, dga_fb_width));
1622	>	int screen_width = DisplayWidth(x_display, screen);
1623	>	int screen_height = DisplayHeight(x_display, screen);
1624	>	int apple_id = find_apple_resolution(screen_width, screen_height);
1625	>	if (apple_id != -1)
1626	>	cur_mode = find_mode(default_mode, apple_id, DIS_SCREEN);
1627	>	} else if (has_dga && mode_str)
1628	>	cur_mode = find_mode(default_mode, APPLE_CUSTOM, DIS_SCREEN);
1629	>
1630	>	if (cur_mode == -1) {
1631	>	// pick up first windowed mode available
1632	>	for (VideoInfo *p = VModes; p->viType != DIS_INVALID; p++) {
1633	>	if (p->viType == DIS_WINDOW && p->viAppleMode == default_mode) {
1634	>	cur_mode = p - VModes;
1635	>	break;
1636	>	}
1637	>	}
1638	>	}
1639	>	assert(cur_mode != -1);
1640	>
1641	>	#if DEBUG
1642	>	D(bug("Available video modes:\n"));
1643	>	for (p = VModes; p->viType != DIS_INVALID; p++) {
1644	>	int bits = depth_of_video_mode(p->viAppleMode);
1645	>	D(bug(" %dx%d (ID %02x), %d colors\n", p->viXsize, p->viYsize, p->viAppleID, 1 << bits));
1646		}
1647		#endif
1648
1649		// Open window/screen
1650	<	if (!open_display())
1650	>	if (!open_display()) {
1651	>	ErrorAlert(GetString(STR_OPEN_WINDOW_ERR));
1652		return false;
1653	+	}
1654
1655		#if 0
1656		// Ignore errors from now on
1657		XSetErrorHandler(ignore_errors);
1658		#endif
1659
1660	+	// Lock down frame buffer
1661	+	XSync(x_display, false);
1662	+	LOCK_FRAME_BUFFER;
1663	+
1664		// Start periodic thread
1665		XSync(x_display, false);
1666	<	redraw_thread_active = (pthread_create(&redraw_thread, NULL, redraw_func, NULL) == 0);
1666	>	if (sem_init(&thread_stop_ack, 0, 0) < 0)
1667	>	return false;
1668	>	if (sem_init(&thread_resume_req, 0, 0) < 0)
1669	>	return false;
1670	>	Set_pthread_attr(&redraw_thread_attr, 0);
1671	>	redraw_thread_cancel = false;
1672	>	redraw_thread_active = (pthread_create(&redraw_thread, &redraw_thread_attr, redraw_func, NULL) == 0);
1673		D(bug("Redraw thread installed (%ld)\n", redraw_thread));
1674		return true;
1675		}
#	Line 883 | Line 1683 | void VideoExit(void)
1683		{
1684		// Stop redraw thread
1685		if (redraw_thread_active) {
1686	+	redraw_thread_cancel = true;
1687		pthread_cancel(redraw_thread);
1688		pthread_join(redraw_thread, NULL);
1689	+	sem_destroy(&thread_stop_ack);
1690	+	sem_destroy(&thread_resume_req);
1691		redraw_thread_active = false;
1692		}
1693
1694	+	// Unlock frame buffer
1695	+	UNLOCK_FRAME_BUFFER;
1696	+	XSync(x_display, false);
1697	+	D(bug(" frame buffer unlocked\n"));
1698	+
1699		#ifdef ENABLE_VOSF
1700		if (use_vosf) {
1701		// Deinitialize VOSF
#	Line 901 | Line 1709 | void VideoExit(void)
1709		close_display();
1710		XFlush(x_display);
1711		XSync(x_display, false);
904	–	if (depth == 8) {
905	–	XFreeColormap(x_display, cmap[0]);
906	–	XFreeColormap(x_display, cmap[1]);
907	–	}
1712		}
1713	+
1714	+	#ifdef ENABLE_FBDEV_DGA
1715	+	// Close framebuffer device
1716	+	if (fb_dev_fd >= 0) {
1717	+	close(fb_dev_fd);
1718	+	fb_dev_fd = -1;
1719	+	}
1720	+	#endif
1721		}
1722
1723
#	Line 913 | Line 1725 | void VideoExit(void)
1725		*  Suspend/resume emulator
1726		*/
1727
916	–	extern void PauseEmulator(void);
917	–	extern void ResumeEmulator(void);
918	–
1728		static void suspend_emul(void)
1729		{
1730		if (display_type == DIS_SCREEN) {
#	Line 923 | Line 1732 | static void suspend_emul(void)
1732		ADBKeyUp(0x36);
1733		ctrl_down = false;
1734
1735	<	// Pause MacOS thread
1736	<	PauseEmulator();
928	<	emul_suspended = true;
1735	>	// Lock frame buffer (this will stop the MacOS thread)
1736	>	LOCK_FRAME_BUFFER;
1737
1738		// Save frame buffer
1739		fb_save = malloc(VModes[cur_mode].viYsize * VModes[cur_mode].viRowBytes);
1740		if (fb_save)
1741	<	memcpy(fb_save, (void *)screen_base, VModes[cur_mode].viYsize * VModes[cur_mode].viRowBytes);
1741	>	Mac2Host_memcpy(fb_save, screen_base, VModes[cur_mode].viYsize * VModes[cur_mode].viRowBytes);
1742
1743		// Close full screen display
1744	+	#if defined(ENABLE_XF86_DGA) || defined(ENABLE_FBDEV_DGA)
1745		#ifdef ENABLE_XF86_DGA
1746	<	XF86DGADirectVideo(x_display, screen, 0);
1746	>	if (!is_fbdev_dga_mode)
1747	>	XF86DGADirectVideo(x_display, screen, 0);
1748	>	#endif
1749		XUngrabPointer(x_display, CurrentTime);
1750		XUngrabKeyboard(x_display, CurrentTime);
1751		#endif
1752	+	restore_mouse_accel();
1753	+	XUnmapWindow(x_display, the_win);
1754	+	wait_unmapped(the_win);
1755		XSync(x_display, false);
1756
1757		// Open "suspend" window
1758		XSetWindowAttributes wattr;
1759		wattr.event_mask = KeyPressMask;
1760	<	wattr.background_pixel = black_pixel;
947	<	wattr.border_pixel = black_pixel;
1760	>	wattr.background_pixel = (vis == DefaultVisual(x_display, screen) ? black_pixel : 0);
1761		wattr.backing_store = Always;
1762	<	wattr.backing_planes = xdepth;
1763	<	wattr.colormap = DefaultColormap(x_display, screen);
951	<	XSync(x_display, false);
1762	>	wattr.colormap = (depth == 1 ? DefaultColormap(x_display, screen) : cmap[0]);
1763	>
1764		suspend_win = XCreateWindow(x_display, rootwin, 0, 0, 512, 1, 0, xdepth,
1765	<	InputOutput, vis, CWEventMask | CWBackPixel | CWBorderPixel |
1766	<	CWBackingStore | CWBackingPlanes | (xdepth == 8 ? CWColormap : 0), &wattr);
1767	<	XSync(x_display, false);
1768	<	XStoreName(x_display, suspend_win, GetString(STR_SUSPEND_WINDOW_TITLE));
1769	<	XMapRaised(x_display, suspend_win);
958	<	XSync(x_display, false);
1765	>	InputOutput, vis, CWEventMask | CWBackPixel | CWBackingStore | CWColormap, &wattr);
1766	>	set_window_name(suspend_win, STR_SUSPEND_WINDOW_TITLE);
1767	>	set_window_focus(suspend_win);
1768	>	XMapWindow(x_display, suspend_win);
1769	>	emul_suspended = true;
1770		}
1771		}
1772
#	Line 966 | Line 1777 | static void resume_emul(void)
1777		XSync(x_display, false);
1778
1779		// Reopen full screen display
1780	<	XGrabKeyboard(x_display, rootwin, 1, GrabModeAsync, GrabModeAsync, CurrentTime);
1781	<	XGrabPointer(x_display, rootwin, 1, PointerMotionMask | ButtonPressMask | ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
1780	>	XMapRaised(x_display, the_win);
1781	>	wait_mapped(the_win);
1782	>	XWarpPointer(x_display, None, rootwin, 0, 0, 0, 0, 0, 0);
1783	>	Window w = is_fbdev_dga_mode ? the_win : rootwin;
1784	>	XGrabKeyboard(x_display, w, True, GrabModeAsync, GrabModeAsync, CurrentTime);
1785	>	XGrabPointer(x_display, w, True, PointerMotionMask | ButtonPressMask | ButtonReleaseMask, GrabModeAsync, GrabModeAsync, is_fbdev_dga_mode ? w : None, None, CurrentTime);
1786	>	disable_mouse_accel();
1787		#ifdef ENABLE_XF86_DGA
1788	<	XF86DGADirectVideo(x_display, screen, XF86DGADirectGraphics | XF86DGADirectKeyb | XF86DGADirectMouse);
1789	<	XF86DGASetViewPort(x_display, screen, 0, 0);
1788	>	if (!is_fbdev_dga_mode) {
1789	>	XF86DGADirectVideo(x_display, screen, XF86DGADirectGraphics | XF86DGADirectKeyb | XF86DGADirectMouse);
1790	>	XF86DGASetViewPort(x_display, screen, 0, 0);
1791	>	}
1792		#endif
1793		XSync(x_display, false);
1794
#	Line 981 | Line 1799 | static void resume_emul(void)
1799		if (use_vosf) {
1800		LOCK_VOSF;
1801		PFLAG_SET_ALL;
984	–	UNLOCK_VOSF;
1802		memset(the_buffer_copy, 0, VModes[cur_mode].viRowBytes * VModes[cur_mode].viYsize);
1803	+	UNLOCK_VOSF;
1804		}
1805		#endif
1806
#	Line 992 | Line 1810 | static void resume_emul(void)
1810		// Don't copy fb_save to the temporary frame buffer in VOSF mode
1811		if (!use_vosf)
1812		#endif
1813	<	memcpy((void *)screen_base, fb_save, VModes[cur_mode].viYsize * VModes[cur_mode].viRowBytes);
1813	>	Host2Mac_memcpy(screen_base, fb_save, VModes[cur_mode].viYsize * VModes[cur_mode].viRowBytes);
1814		free(fb_save);
1815		fb_save = NULL;
1816		}
999	–	if (depth == 8)
1000	–	palette_changed = true;
1817
1818	<	// Resume MacOS thread
1818	>	// Unlock frame buffer (and continue MacOS thread)
1819	>	UNLOCK_FRAME_BUFFER;
1820		emul_suspended = false;
1004	–	ResumeEmulator();
1821		}
1822
1823
#	Line 1165 | Line 1981 | static int kc_decode(KeySym ks)
1981		return -1;
1982		}
1983
1984	<	static int event2keycode(XKeyEvent &ev)
1984	>	static int event2keycode(XKeyEvent &ev, bool key_down)
1985		{
1986		KeySym ks;
1171	–	int as;
1987		int i = 0;
1988
1989		do {
1990		ks = XLookupKeysym(&ev, i++);
1991	<	as = kc_decode(ks);
1992	<	if (as != -1)
1991	>	int as = kc_decode(ks);
1992	>	if (as >= 0)
1993	>	return as;
1994	>	if (as == -2)
1995		return as;
1996		} while (ks != NoSymbol);
1997
#	Line 1195 | Line 2012 | static void handle_events(void)
2012		else if (XCheckTypedEvent(x_display, SelectionClear, &event))
2013		ClipboardSelectionClear(&event.xselectionclear);
2014
2015	+	// Window "close" widget clicked
2016	+	else if (XCheckTypedEvent(x_display, ClientMessage, &event)) {
2017	+	if (event.xclient.format == 32 && event.xclient.data.l[0] == WM_DELETE_WINDOW) {
2018	+	ADBKeyDown(0x7f);       // Power key
2019	+	ADBKeyUp(0x7f);
2020	+	}
2021	+	}
2022	+
2023		XDisplayUnlock();
2024		break;
2025		}
#	Line 1228 | Line 2053 | static void handle_events(void)
2053		break;
2054		}
2055
2056	<	// Mouse moved
2056	>	// Mouse entered window
2057		case EnterNotify:
2058	<	ADBMouseMoved(((XMotionEvent *)&event)->x, ((XMotionEvent *)&event)->y);
2058	>	if (event.xcrossing.mode != NotifyGrab && event.xcrossing.mode != NotifyUngrab)
2059	>	ADBMouseMoved(event.xmotion.x, event.xmotion.y);
2060		break;
2061	+
2062	+	// Mouse moved
2063		case MotionNotify:
2064	<	ADBMouseMoved(((XMotionEvent *)&event)->x, ((XMotionEvent *)&event)->y);
2064	>	ADBMouseMoved(event.xmotion.x, event.xmotion.y);
2065		break;
2066
2067		// Keyboard
2068		case KeyPress: {
2069	<	int code = event2keycode(event.xkey);
2070	<	if (use_keycodes && code != -1)
2071	<	code = keycode_table[event.xkey.keycode & 0xff];
2072	<	if (code != -1) {
2069	>	int code = -1;
2070	>	if (use_keycodes) {
2071	>	if (event2keycode(event.xkey, true) != -2)      // This is called to process the hotkeys
2072	>	code = keycode_table[event.xkey.keycode & 0xff];
2073	>	} else
2074	>	code = event2keycode(event.xkey, true);
2075	>	if (code >= 0) {
2076		if (!emul_suspended) {
2077	<	ADBKeyDown(code);
2077	>	if (code == 0x39) {     // Caps Lock pressed
2078	>	if (caps_on) {
2079	>	ADBKeyUp(code);
2080	>	caps_on = false;
2081	>	} else {
2082	>	ADBKeyDown(code);
2083	>	caps_on = true;
2084	>	}
2085	>	} else
2086	>	ADBKeyDown(code);
2087		if (code == 0x36)
2088		ctrl_down = true;
2089		} else {
#	Line 1254 | Line 2094 | static void handle_events(void)
2094		break;
2095		}
2096		case KeyRelease: {
2097	<	int code = event2keycode(event.xkey);
2098	<	if (use_keycodes && code != 1)
2099	<	code = keycode_table[event.xkey.keycode & 0xff];
2100	<	if (code != -1) {
2097	>	int code = -1;
2098	>	if (use_keycodes) {
2099	>	if (event2keycode(event.xkey, false) != -2)     // This is called to process the hotkeys
2100	>	code = keycode_table[event.xkey.keycode & 0xff];
2101	>	} else
2102	>	code = event2keycode(event.xkey, false);
2103	>	if (code >= 0 && code != 0x39) {        // Don't propagate Caps Lock releases
2104		ADBKeyUp(code);
2105		if (code == 0x36)
2106		ctrl_down = false;
#	Line 1271 | Line 2114 | static void handle_events(void)
2114		if (use_vosf) {                 // VOSF refresh
2115		LOCK_VOSF;
2116		PFLAG_SET_ALL;
2117	+	memset(the_buffer_copy, 0, VModes[cur_mode].viRowBytes * VModes[cur_mode].viYsize);
2118		UNLOCK_VOSF;
2119		}
2120	+	else
2121		#endif
2122	<	memset(the_buffer_copy, 0, VModes[cur_mode].viRowBytes * VModes[cur_mode].viYsize);
2122	>	memset(the_buffer_copy, 0, VModes[cur_mode].viRowBytes * VModes[cur_mode].viYsize);
2123		break;
2124		}
2125		}
#	Line 1290 | Line 2135 | void VideoVBL(void)
2135		if (emerg_quit)
2136		QuitEmulator();
2137
2138	+	// Temporarily give up frame buffer lock (this is the point where
2139	+	// we are suspended when the user presses Ctrl-Tab)
2140	+	UNLOCK_FRAME_BUFFER;
2141	+	LOCK_FRAME_BUFFER;
2142	+
2143		// Execute video VBL
2144		if (private_data != NULL && private_data->interruptsEnabled)
2145		VSLDoInterruptService(private_data->vslServiceID);
#	Line 1297 | Line 2147 | void VideoVBL(void)
2147
2148
2149		/*
1300	–	*  Install graphics acceleration
1301	–	*/
1302	–
1303	–	#if 0
1304	–	// Rectangle blitting
1305	–	static void accl_bitblt(accl_params *p)
1306	–	{
1307	–	D(bug("accl_bitblt\n"));
1308	–
1309	–	// Get blitting parameters
1310	–	int16 src_X = p->src_rect[1] - p->src_bounds[1];
1311	–	int16 src_Y = p->src_rect[0] - p->src_bounds[0];
1312	–	int16 dest_X = p->dest_rect[1] - p->dest_bounds[1];
1313	–	int16 dest_Y = p->dest_rect[0] - p->dest_bounds[0];
1314	–	int16 width = p->dest_rect[3] - p->dest_rect[1] - 1;
1315	–	int16 height = p->dest_rect[2] - p->dest_rect[0] - 1;
1316	–	D(bug(" src X %d, src Y %d, dest X %d, dest Y %d\n", src_X, src_Y, dest_X, dest_Y));
1317	–	D(bug(" width %d, height %d\n", width, height));
1318	–
1319	–	// And perform the blit
1320	–	bitblt_hook(src_X, src_Y, dest_X, dest_Y, width, height);
1321	–	}
1322	–
1323	–	static bool accl_bitblt_hook(accl_params *p)
1324	–	{
1325	–	D(bug("accl_draw_hook %p\n", p));
1326	–
1327	–	// Check if we can accelerate this bitblt
1328	–	if (p->src_base_addr == screen_base && p->dest_base_addr == screen_base &&
1329	–	display_type == DIS_SCREEN && bitblt_hook != NULL &&
1330	–	((uint32 *)p)[0x18 >> 2] + ((uint32 *)p)[0x128 >> 2] == 0 &&
1331	–	((uint32 *)p)[0x130 >> 2] == 0 &&
1332	–	p->transfer_mode == 0 &&
1333	–	p->src_row_bytes > 0 && ((uint32 *)p)[0x15c >> 2] > 0) {
1334	–
1335	–	// Yes, set function pointer
1336	–	p->draw_proc = accl_bitblt;
1337	–	return true;
1338	–	}
1339	–	return false;
1340	–	}
1341	–
1342	–	// Rectangle filling/inversion
1343	–	static void accl_fillrect8(accl_params *p)
1344	–	{
1345	–	D(bug("accl_fillrect8\n"));
1346	–
1347	–	// Get filling parameters
1348	–	int16 dest_X = p->dest_rect[1] - p->dest_bounds[1];
1349	–	int16 dest_Y = p->dest_rect[0] - p->dest_bounds[0];
1350	–	int16 dest_X_max = p->dest_rect[3] - p->dest_bounds[1] - 1;
1351	–	int16 dest_Y_max = p->dest_rect[2] - p->dest_bounds[0] - 1;
1352	–	uint8 color = p->pen_mode == 8 ? p->fore_pen : p->back_pen;
1353	–	D(bug(" dest X %d, dest Y %d\n", dest_X, dest_Y));
1354	–	D(bug(" dest X max %d, dest Y max %d\n", dest_X_max, dest_Y_max));
1355	–
1356	–	// And perform the fill
1357	–	fillrect8_hook(dest_X, dest_Y, dest_X_max, dest_Y_max, color);
1358	–	}
1359	–
1360	–	static void accl_fillrect32(accl_params *p)
1361	–	{
1362	–	D(bug("accl_fillrect32\n"));
1363	–
1364	–	// Get filling parameters
1365	–	int16 dest_X = p->dest_rect[1] - p->dest_bounds[1];
1366	–	int16 dest_Y = p->dest_rect[0] - p->dest_bounds[0];
1367	–	int16 dest_X_max = p->dest_rect[3] - p->dest_bounds[1] - 1;
1368	–	int16 dest_Y_max = p->dest_rect[2] - p->dest_bounds[0] - 1;
1369	–	uint32 color = p->pen_mode == 8 ? p->fore_pen : p->back_pen;
1370	–	D(bug(" dest X %d, dest Y %d\n", dest_X, dest_Y));
1371	–	D(bug(" dest X max %d, dest Y max %d\n", dest_X_max, dest_Y_max));
1372	–
1373	–	// And perform the fill
1374	–	fillrect32_hook(dest_X, dest_Y, dest_X_max, dest_Y_max, color);
1375	–	}
1376	–
1377	–	static void accl_invrect(accl_params *p)
1378	–	{
1379	–	D(bug("accl_invrect\n"));
1380	–
1381	–	// Get inversion parameters
1382	–	int16 dest_X = p->dest_rect[1] - p->dest_bounds[1];
1383	–	int16 dest_Y = p->dest_rect[0] - p->dest_bounds[0];
1384	–	int16 dest_X_max = p->dest_rect[3] - p->dest_bounds[1] - 1;
1385	–	int16 dest_Y_max = p->dest_rect[2] - p->dest_bounds[0] - 1;
1386	–	D(bug(" dest X %d, dest Y %d\n", dest_X, dest_Y));
1387	–	D(bug(" dest X max %d, dest Y max %d\n", dest_X_max, dest_Y_max));
1388	–
1389	–	//!!?? pen_mode == 14
1390	–
1391	–	// And perform the inversion
1392	–	invrect_hook(dest_X, dest_Y, dest_X_max, dest_Y_max);
1393	–	}
1394	–
1395	–	static bool accl_fillrect_hook(accl_params *p)
1396	–	{
1397	–	D(bug("accl_fillrect_hook %p\n", p));
1398	–
1399	–	// Check if we can accelerate this fillrect
1400	–	if (p->dest_base_addr == screen_base && ((uint32 *)p)[0x284 >> 2] != 0 && display_type == DIS_SCREEN) {
1401	–	if (p->transfer_mode == 8) {
1402	–	// Fill
1403	–	if (p->dest_pixel_size == 8 && fillrect8_hook != NULL) {
1404	–	p->draw_proc = accl_fillrect8;
1405	–	return true;
1406	–	} else if (p->dest_pixel_size == 32 && fillrect32_hook != NULL) {
1407	–	p->draw_proc = accl_fillrect32;
1408	–	return true;
1409	–	}
1410	–	} else if (p->transfer_mode == 10 && invrect_hook != NULL) {
1411	–	// Invert
1412	–	p->draw_proc = accl_invrect;
1413	–	return true;
1414	–	}
1415	–	}
1416	–	return false;
1417	–	}
1418	–
1419	–	// Wait for graphics operation to finish
1420	–	static bool accl_sync_hook(void *arg)
1421	–	{
1422	–	D(bug("accl_sync_hook %p\n", arg));
1423	–	if (sync_hook != NULL)
1424	–	sync_hook();
1425	–	return true;
1426	–	}
1427	–
1428	–	static struct accl_hook_info bitblt_hook_info = {accl_bitblt_hook, accl_sync_hook, ACCL_BITBLT};
1429	–	static struct accl_hook_info fillrect_hook_info = {accl_fillrect_hook, accl_sync_hook, ACCL_FILLRECT};
1430	–	#endif
1431	–
1432	–	void VideoInstallAccel(void)
1433	–	{
1434	–	// Install acceleration hooks
1435	–	if (PrefsFindBool("gfxaccel")) {
1436	–	D(bug("Video: Installing acceleration hooks\n"));
1437	–	//!!    NQDMisc(6, &bitblt_hook_info);
1438	–	//              NQDMisc(6, &fillrect_hook_info);
1439	–	}
1440	–	}
1441	–
1442	–
1443	–	/*
2150		*  Change video mode
2151		*/
2152
#	Line 1459 | Line 2165 | int16 video_mode_change(VidLocals *csSav
2165		csSave->savePage = ReadMacInt16(ParamPtr + csPage);
2166
2167		// Disable interrupts and pause redraw thread
1462	–	DisableInterrupt();
1463	–	thread_stop_ack = false;
2168		thread_stop_req = true;
2169	<	while (!thread_stop_ack) ;
2169	>	sem_wait(&thread_stop_ack);
2170	>	thread_stop_req = false;
2171	>	DisableInterrupt();
2172
2173		/* close old display */
2174		close_display();
#	Line 1483 | Line 2189 | int16 video_mode_change(VidLocals *csSav
2189		csSave->saveMode=VModes[cur_mode].viAppleMode;
2190
2191		// Enable interrupts and resume redraw thread
1486	–	thread_stop_req = false;
2192		EnableInterrupt();
2193	+	sem_post(&thread_resume_req);
2194		return noErr;
2195		}
2196		}
#	Line 1498 | Line 2204 | int16 video_mode_change(VidLocals *csSav
2204
2205		void video_set_palette(void)
2206		{
2207	+	LOCK_PALETTE;
2208	+
2209	+	// Convert colors to XColor array
2210	+	int mode = get_current_mode();
2211	+	int num_in = palette_size(mode);
2212	+	int num_out = 256;
2213	+	bool stretch = false;
2214	+	if (IsDirectMode(mode)) {
2215	+	// If X is in 565 mode we have to stretch the gamma table from 32 to 64 entries
2216	+	num_out = vis->map_entries;
2217	+	stretch = true;
2218	+	}
2219	+	XColor *p = x_palette;
2220	+	for (int i=0; i<num_out; i++) {
2221	+	int c = (stretch ? (i * num_in) / num_out : i);
2222	+	p->red = mac_pal[c].red * 0x0101;
2223	+	p->green = mac_pal[c].green * 0x0101;
2224	+	p->blue = mac_pal[c].blue * 0x0101;
2225	+	p++;
2226	+	}
2227	+
2228	+	#ifdef ENABLE_VOSF
2229	+	// Recalculate pixel color expansion map
2230	+	if (!IsDirectMode(mode) && xdepth > 8) {
2231	+	for (int i=0; i<256; i++) {
2232	+	int c = i & (num_in-1); // If there are less than 256 colors, we repeat the first entries (this makes color expansion easier)
2233	+	ExpandMap[i] = map_rgb(mac_pal[c].red, mac_pal[c].green, mac_pal[c].blue);
2234	+	}
2235	+
2236	+	// We have to redraw everything because the interpretation of pixel values changed
2237	+	LOCK_VOSF;
2238	+	PFLAG_SET_ALL;
2239	+	if (display_type == DIS_SCREEN)
2240	+	PFLAG_SET_VERY_DIRTY;
2241	+	UNLOCK_VOSF;
2242	+	}
2243	+	#endif
2244	+
2245	+	// Tell redraw thread to change palette
2246		palette_changed = true;
2247	+
2248	+	UNLOCK_PALETTE;
2249	+	}
2250	+
2251	+
2252	+	/*
2253	+	*  Can we set the MacOS cursor image into the window?
2254	+	*/
2255	+
2256	+	bool video_can_change_cursor(void)
2257	+	{
2258	+	return hw_mac_cursor_accl && (display_type != DIS_SCREEN);
2259		}
2260
2261
#	Line 1637 | Line 2394 | static void update_display(void)
2394		const int VIDEO_REFRESH_HZ = 60;
2395		const int VIDEO_REFRESH_DELAY = 1000000 / VIDEO_REFRESH_HZ;
2396
2397	+	static void handle_palette_changes(void)
2398	+	{
2399	+	LOCK_PALETTE;
2400	+
2401	+	if (palette_changed && !emul_suspended) {
2402	+	palette_changed = false;
2403	+
2404	+	int mode = get_current_mode();
2405	+	if (color_class == PseudoColor || color_class == DirectColor) {
2406	+	int num = vis->map_entries;
2407	+	bool set_clut = true;
2408	+	if (!IsDirectMode(mode) && color_class == DirectColor) {
2409	+	if (display_type == DIS_WINDOW)
2410	+	set_clut = false; // Indexed mode on true color screen, don't set CLUT
2411	+	}
2412	+
2413	+	if (set_clut) {
2414	+	XDisplayLock();
2415	+	XStoreColors(x_display, cmap[0], x_palette, num);
2416	+	XStoreColors(x_display, cmap[1], x_palette, num);
2417	+	XSync(x_display, false);
2418	+	XDisplayUnlock();
2419	+	}
2420	+	}
2421	+
2422	+	#ifdef ENABLE_XF86_DGA
2423	+	if (display_type == DIS_SCREEN && !is_fbdev_dga_mode) {
2424	+	current_dga_cmap ^= 1;
2425	+	if (!IsDirectMode(mode) && cmap[current_dga_cmap])
2426	+	XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
2427	+	}
2428	+	#endif
2429	+	}
2430	+
2431	+	UNLOCK_PALETTE;
2432	+	}
2433	+
2434		static void *redraw_func(void *arg)
2435		{
2436		int fd = ConnectionNumber(x_display);
#	Line 1645 | Line 2439 | static void *redraw_func(void *arg)
2439		int64 ticks = 0;
2440		uint64 next = GetTicks_usec() + VIDEO_REFRESH_DELAY;
2441
2442	<	for (;;) {
2442	>	while (!redraw_thread_cancel) {
2443
2444		// Pause if requested (during video mode switches)
2445	<	while (thread_stop_req)
2446	<	thread_stop_ack = true;
2445	>	if (thread_stop_req) {
2446	>	sem_post(&thread_stop_ack);
2447	>	sem_wait(&thread_resume_req);
2448	>	}
2449
2450		int64 delay = next - GetTicks_usec();
2451		if (delay < -VIDEO_REFRESH_DELAY) {
#	Line 1671 | Line 2467 | static void *redraw_func(void *arg)
2467		quit_full_screen = false;
2468		if (display_type == DIS_SCREEN) {
2469		XDisplayLock();
2470	+	#if defined(ENABLE_XF86_DGA) || defined(ENABLE_FBDEV_DGA)
2471		#ifdef ENABLE_XF86_DGA
2472	<	XF86DGADirectVideo(x_display, screen, 0);
2472	>	if (!is_fbdev_dga_mode)
2473	>	XF86DGADirectVideo(x_display, screen, 0);
2474	>	#endif
2475		XUngrabPointer(x_display, CurrentTime);
2476		XUngrabKeyboard(x_display, CurrentTime);
2477	+	XUnmapWindow(x_display, the_win);
2478	+	wait_unmapped(the_win);
2479	+	XDestroyWindow(x_display, the_win);
2480		#endif
2481		XSync(x_display, false);
2482		XDisplayUnlock();
#	Line 1707 | Line 2509 | static void *redraw_func(void *arg)
2509		update_display();
2510
2511		// Set new cursor image if it was changed
2512	<	if (cursor_changed) {
2512	>	if (hw_mac_cursor_accl && cursor_changed) {
2513		cursor_changed = false;
2514	<	memcpy(cursor_image->data, MacCursor + 4, 32);
2515	<	memcpy(cursor_mask_image->data, MacCursor + 36, 32);
2514	>	uint8 *x_data = (uint8 *)cursor_image->data;
2515	>	uint8 *x_mask = (uint8 *)cursor_mask_image->data;
2516	>	for (int i = 0; i < 32; i++) {
2517	>	x_mask[i] = MacCursor[4 + i] | MacCursor[36 + i];
2518	>	x_data[i] = MacCursor[4 + i];
2519	>	}
2520		XDisplayLock();
2521		XFreeCursor(x_display, mac_cursor);
2522		XPutImage(x_display, cursor_map, cursor_gc, cursor_image, 0, 0, 0, 0, 16, 16);
#	Line 1736 | Line 2542 | static void *redraw_func(void *arg)
2542		#endif
2543
2544		// Set new palette if it was changed
2545	<	if (palette_changed && !emul_suspended) {
1740	<	palette_changed = false;
1741	<	XColor c[256];
1742	<	for (int i=0; i<256; i++) {
1743	<	c[i].pixel = i;
1744	<	c[i].red = mac_pal[i].red * 0x0101;
1745	<	c[i].green = mac_pal[i].green * 0x0101;
1746	<	c[i].blue = mac_pal[i].blue * 0x0101;
1747	<	c[i].flags = DoRed | DoGreen | DoBlue;
1748	<	}
1749	<	if (depth == 8) {
1750	<	XDisplayLock();
1751	<	XStoreColors(x_display, cmap[0], c, 256);
1752	<	XStoreColors(x_display, cmap[1], c, 256);
1753	<	#ifdef ENABLE_XF86_DGA
1754	<	if (display_type == DIS_SCREEN) {
1755	<	current_dga_cmap ^= 1;
1756	<	XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
1757	<	}
1758	<	#endif
1759	<	XDisplayUnlock();
1760	<	}
1761	<	}
2545	>	handle_palette_changes();
2546
2547		} else {
2548
#	Line 1775 | Line 2559 | static void *redraw_func(void *arg)
2559		}
2560		return NULL;
2561		}
2562	+
2563	+
2564	+	/*
2565	+	*  Record dirty area from NQD
2566	+	*/
2567	+
2568	+	void video_set_dirty_area(int x, int y, int w, int h)
2569	+	{
2570	+	VideoInfo const & mode = VModes[cur_mode];
2571	+	const int screen_width = VIDEO_MODE_X;
2572	+	const int screen_height = VIDEO_MODE_Y;
2573	+	const int bytes_per_row = VIDEO_MODE_ROW_BYTES;
2574	+
2575	+	#ifdef ENABLE_VOSF
2576	+	if (use_vosf) {
2577	+	vosf_set_dirty_area(x, y, w, h, screen_width, screen_height, bytes_per_row);
2578	+	return;
2579	+	}
2580	+	#endif
2581	+
2582	+	// XXX handle dirty bounding boxes for non-VOSF modes
2583	+	}

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