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

Comparing BasiliskII/src/Unix/video_x.cpp (file contents):
Revision 1.22 by cebix, 2000-10-08T18:41:35Z vs.
Revision 1.42 by cebix, 2001-06-28T21:20:00Z

#	Line 1 | Line 1
1		/*
2		*  video_x.cpp - Video/graphics emulation, X11 specific stuff
3		*
4	<	*  Basilisk II (C) 1997-2000 Christian Bauer
4	>	*  Basilisk II (C) 1997-2001 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 52 | Line 52
52		# include <sys/mman.h>
53		#endif
54
55	–	#ifdef ENABLE_VOSF
56	–	# include <math.h> // log()
57	–	# include <unistd.h>
58	–	# include <signal.h>
59	–	# include <fcntl.h>
60	–	# include <sys/mman.h>
61	–	#endif
62	–
55		#include "cpu_emulation.h"
56		#include "main.h"
57		#include "adb.h"
#	Line 94 | Line 86 | static uint8 *the_buffer;                                                      // Mac f
86
87		#ifdef HAVE_PTHREADS
88		static bool redraw_thread_active = false;                       // Flag: Redraw thread installed
89	<	static volatile bool redraw_thread_cancel = false;      // Flag: Cancel Redraw thread
89	>	static volatile bool redraw_thread_cancel;                      // Flag: Cancel Redraw thread
90		static pthread_t redraw_thread;                                         // Redraw thread
91		#endif
92
#	Line 115 | Line 107 | static int keycode_table[256];                                         // X
107		// X11 variables
108		static int screen;                                                                      // Screen number
109		static int xdepth;                                                                      // Depth of X screen
118	–	static int depth;                                                                       // Depth of Mac frame buffer
110		static Window rootwin, the_win;                                         // Root window and our window
111		static XVisualInfo visualInfo;
112		static Visual *vis;
113		static Colormap cmap[2];                                                        // Two colormaps (DGA) for 8-bit mode
114	+	static bool cmap_allocated = false;
115		static XColor black, white;
116		static unsigned long black_pixel, white_pixel;
117		static int eventmask;
118	<	static const int win_eventmask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask | EnterWindowMask | ExposureMask;
119	<	static const int dga_eventmask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask;
118	>	static const int win_eventmask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask | EnterWindowMask | ExposureMask | StructureNotifyMask;
119	>	static const int dga_eventmask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask | StructureNotifyMask;
120	>	static Atom WM_DELETE_WINDOW = (Atom)0;
121
122		static XColor palette[256];                                                     // Color palette for 8-bit mode
123		static bool palette_changed = false;                            // Flag: Palette changed, redraw thread must set new colors
124		#ifdef HAVE_PTHREADS
125		static pthread_mutex_t palette_lock = PTHREAD_MUTEX_INITIALIZER;        // Mutex to protect palette
126	+	#define LOCK_PALETTE pthread_mutex_lock(&palette_lock)
127	+	#define UNLOCK_PALETTE pthread_mutex_unlock(&palette_lock)
128	+	#else
129	+	#define LOCK_PALETTE
130	+	#define UNLOCK_PALETTE
131		#endif
132
133		// Variables for window mode
#	Line 150 | Line 148 | static Window suspend_win;                                                     // "Sus
148		static void *fb_save = NULL;                                            // Saved frame buffer for suspend
149		#ifdef HAVE_PTHREADS
150		static pthread_mutex_t frame_buffer_lock = PTHREAD_MUTEX_INITIALIZER;   // Mutex to protect frame buffer
151	+	#define LOCK_FRAME_BUFFER pthread_mutex_lock(&frame_buffer_lock);
152	+	#define UNLOCK_FRAME_BUFFER pthread_mutex_unlock(&frame_buffer_lock);
153	+	#else
154	+	#define LOCK_FRAME_BUFFER
155	+	#define UNLOCK_FRAME_BUFFER
156		#endif
157
158		// Variables for fbdev DGA mode
#	Line 168 | Line 171 | static bool use_vosf = true;                                           // Fla
171		static const bool use_vosf = false;                                     // Flag: VOSF enabled
172		#endif
173
171	–	#ifdef ENABLE_VOSF
172	–	static uint8 * the_host_buffer;                                         // Host frame buffer in VOSF mode
173	–	static uint32 the_buffer_size;                                          // Size of allocated the_buffer
174	–	#endif
175	–
176	–	#ifdef ENABLE_VOSF
177	–	// Variables for Video on SEGV support (taken from the Win32 port)
178	–	struct ScreenPageInfo {
179	–	int top, bottom;                    // Mapping between this virtual page and Mac scanlines
180	–	};
181	–
182	–	struct ScreenInfo {
183	–	uint32 memBase;                             // Real start address
184	–	uint32 memStart;                    // Start address aligned to page boundary
185	–	uint32 memEnd;                              // Address of one-past-the-end of the screen
186	–	uint32 memLength;                   // Length of the memory addressed by the screen pages
187	–
188	–	uint32 pageSize;                    // Size of a page
189	–	int pageBits;                               // Shift count to get the page number
190	–	uint32 pageCount;                   // Number of pages allocated to the screen
191	–
192	–	uint8 * dirtyPages;                 // Table of flags set if page was altered
193	–	ScreenPageInfo * pageInfo;  // Table of mappings page -> Mac scanlines
194	–	};
195	–
196	–	static ScreenInfo mainBuffer;
197	–
198	–	#define PFLAG_SET(page)                 mainBuffer.dirtyPages[page] = 1
199	–	#define PFLAG_CLEAR(page)               mainBuffer.dirtyPages[page] = 0
200	–	#define PFLAG_ISSET(page)               mainBuffer.dirtyPages[page]
201	–	#define PFLAG_ISCLEAR(page)             (mainBuffer.dirtyPages[page] == 0)
202	–	#ifdef UNALIGNED_PROFITABLE
203	–	# define PFLAG_ISCLEAR_4(page)  (*((uint32 *)(mainBuffer.dirtyPages + page)) == 0)
204	–	#else
205	–	# define PFLAG_ISCLEAR_4(page)  \
206	–	(mainBuffer.dirtyPages[page  ] == 0) \
207	–	&&      (mainBuffer.dirtyPages[page+1] == 0) \
208	–	&&      (mainBuffer.dirtyPages[page+2] == 0) \
209	–	&&      (mainBuffer.dirtyPages[page+3] == 0)
210	–	#endif
211	–	#define PFLAG_CLEAR_ALL                 memset(mainBuffer.dirtyPages, 0, mainBuffer.pageCount)
212	–	#define PFLAG_SET_ALL                   memset(mainBuffer.dirtyPages, 1, mainBuffer.pageCount)
213	–
214	–	static int zero_fd = -1;
215	–	static bool Screen_fault_handler_init();
216	–	static struct sigaction vosf_sa;
217	–
218	–	#ifdef HAVE_PTHREADS
219	–	static pthread_mutex_t Screen_draw_lock = PTHREAD_MUTEX_INITIALIZER;    // Mutex to protect frame buffer (dirtyPages in fact)
220	–	#endif
221	–
222	–	#endif
223	–
174		// VideoRefresh function
175	<	void VideoRefreshInit(void);
175	>	static void VideoRefreshInit(void);
176		static void (*video_refresh)(void);
177
178		// Prototypes
179		static void *redraw_func(void *arg);
180	<	static int event2keycode(XKeyEvent *ev);
231	<
180	>	static int event2keycode(XKeyEvent &ev);
181
182		// From main_unix.cpp
183		extern char *x_display_name;
#	Line 237 | Line 186 | extern Display *x_display;
186		// From sys_unix.cpp
187		extern void SysMountFirstFloppy(void);
188
189	+
190		#ifdef ENABLE_VOSF
191		# include "video_vosf.h"
192		#endif
#	Line 246 | Line 196 | extern void SysMountFirstFloppy(void);
196		*  Initialization
197		*/
198
199	<	// Set VideoMonitor according to video mode
200	<	void set_video_monitor(int width, int height, int bytes_per_row, bool native_byte_order)
199	>	// Add mode to list of supported modes
200	>	static void add_mode(uint32 width, uint32 height, uint32 resolution_id, uint32 bytes_per_row, video_depth depth)
201	>	{
202	>	video_mode mode;
203	>	mode.x = width;
204	>	mode.y = height;
205	>	mode.resolution_id = resolution_id;
206	>	mode.bytes_per_row = bytes_per_row;
207	>	mode.depth = depth;
208	>	VideoModes.push_back(mode);
209	>	}
210	>
211	>	// Set Mac frame layout and base address (uses the_buffer/MacFrameBaseMac)
212	>	static void set_mac_frame_buffer(video_depth depth, bool native_byte_order)
213		{
214		#if !REAL_ADDRESSING && !DIRECT_ADDRESSING
215		int layout = FLAYOUT_DIRECT;
216	<	switch (depth) {
217	<	case 1:
218	<	layout = FLAYOUT_DIRECT;
219	<	break;
258	<	case 8:
259	<	layout = FLAYOUT_DIRECT;
260	<	break;
261	<	case 15:
262	<	layout = FLAYOUT_HOST_555;
263	<	break;
264	<	case 16:
265	<	layout = FLAYOUT_HOST_565;
266	<	break;
267	<	case 24:
268	<	case 32:
269	<	layout = FLAYOUT_HOST_888;
270	<	break;
271	<	}
216	>	if (depth == VDEPTH_16BIT)
217	>	layout = (xdepth == 15) ? FLAYOUT_HOST_555 : FLAYOUT_HOST_565;
218	>	else if (depth == VDEPTH_32BIT)
219	>	layour = (xdepth == 24) ? FLAYOUT_HOST_888 : FLAYOUT_DIRECT;
220		if (native_byte_order)
221		MacFrameLayout = layout;
222		else
223		MacFrameLayout = FLAYOUT_DIRECT;
224	+	VideoMonitor.mac_frame_base = MacFrameBaseMac;
225	+	#else
226	+	VideoMonitor.mac_frame_base = Host2MacAddr(the_buffer);
227	+	D(bug("Host frame buffer = %p, ", the_buffer));
228		#endif
229	<	switch (depth) {
230	<	case 1:
231	<	VideoMonitor.mode = VMODE_1BIT;
232	<	break;
233	<	case 8:
234	<	VideoMonitor.mode = VMODE_8BIT;
235	<	break;
236	<	case 15:
237	<	VideoMonitor.mode = VMODE_16BIT;
238	<	break;
239	<	case 16:
240	<	VideoMonitor.mode = VMODE_16BIT;
241	<	break;
242	<	case 24:
243	<	case 32:
244	<	VideoMonitor.mode = VMODE_32BIT;
245	<	break;
229	>	D(bug("VideoMonitor.mac_frame_base = %08x\n", VideoMonitor.mac_frame_base));
230	>	}
231	>
232	>	// Set window name and class
233	>	static void set_window_name(Window w, int name)
234	>	{
235	>	const char *str = GetString(name);
236	>	XStoreName(x_display, w, str);
237	>	XSetIconName(x_display, w, str);
238	>
239	>	XClassHint *hints;
240	>	hints = XAllocClassHint();
241	>	if (hints) {
242	>	hints->res_name = "BasiliskII";
243	>	hints->res_class = "BasiliskII";
244	>	XSetClassHint(x_display, w, hints);
245	>	XFree(hints);
246	>	}
247	>	}
248	>
249	>	// Set window input focus flag
250	>	static void set_window_focus(Window w)
251	>	{
252	>	XWMHints *hints = XAllocWMHints();
253	>	if (hints) {
254	>	hints->input = True;
255	>	hints->initial_state = NormalState;
256	>	hints->flags = InputHint | StateHint;
257	>	XSetWMHints(x_display, w, hints);
258	>	XFree(hints);
259		}
260	<	VideoMonitor.x = width;
261	<	VideoMonitor.y = height;
262	<	VideoMonitor.bytes_per_row = bytes_per_row;
260	>	}
261	>
262	>	// Set WM_DELETE_WINDOW protocol on window (preventing it from being destroyed by the WM when clicking on the "close" widget)
263	>	static void set_window_delete_protocol(Window w)
264	>	{
265	>	WM_DELETE_WINDOW = XInternAtom(x_display, "WM_DELETE_WINDOW", false);
266	>	XSetWMProtocols(x_display, w, &WM_DELETE_WINDOW, 1);
267	>	}
268	>
269	>	// Wait until window is mapped/unmapped
270	>	void wait_mapped(Window w)
271	>	{
272	>	XEvent e;
273	>	do {
274	>	XMaskEvent(x_display, StructureNotifyMask, &e);
275	>	} while ((e.type != MapNotify) || (e.xmap.event != w));
276	>	}
277	>
278	>	void wait_unmapped(Window w)
279	>	{
280	>	XEvent e;
281	>	do {
282	>	XMaskEvent(x_display, StructureNotifyMask, &e);
283	>	} while ((e.type != UnmapNotify) || (e.xmap.event != w));
284		}
285
286		// Trap SHM errors
#	Line 311 | Line 297 | static int error_handler(Display *d, XEr
297		}
298
299		// Init window mode
300	<	static bool init_window(int width, int height)
300	>	static bool init_window(const video_mode &mode)
301		{
302	+	int width = mode.x, height = mode.y;
303		int aligned_width = (width + 15) & ~15;
304		int aligned_height = (height + 15) & ~15;
305
#	Line 326 | Line 313 | static bool init_window(int width, int h
313		XSetWindowAttributes wattr;
314		wattr.event_mask = eventmask = win_eventmask;
315		wattr.background_pixel = black_pixel;
316	<	wattr.border_pixel = black_pixel;
330	<	wattr.backing_store = NotUseful;
331	<	wattr.save_under = false;
332	<	wattr.backing_planes = xdepth;
316	>	wattr.colormap = cmap[0];
317
334	–	XSync(x_display, false);
318		the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
319	<	InputOutput, vis, CWEventMask | CWBackPixel | CWBorderPixel |
337	<	CWBackingStore | CWBackingPlanes, &wattr);
338	<	XSync(x_display, false);
339	<	XStoreName(x_display, the_win, GetString(STR_WINDOW_TITLE));
340	<	XMapRaised(x_display, the_win);
341	<	XSync(x_display, false);
319	>	InputOutput, vis, CWEventMask | CWBackPixel | ((IsDirectMode(mode) || mode.depth == VDEPTH_1BIT) ? 0 : CWColormap), &wattr);
320
321	<	// Set colormap
322	<	if (depth == 8) {
323	<	XSetWindowColormap(x_display, the_win, cmap[0]);
324	<	XSetWMColormapWindows(x_display, the_win, &the_win, 1);
325	<	}
321	>	// Set window name/class
322	>	set_window_name(the_win, STR_WINDOW_TITLE);
323	>
324	>	// Indicate that we want keyboard input
325	>	set_window_focus(the_win);
326	>
327	>	// Set delete protocol property
328	>	set_window_delete_protocol(the_win);
329
330		// Make window unresizable
331	<	XSizeHints *hints;
332	<	if ((hints = XAllocSizeHints()) != NULL) {
333	<	hints->min_width = width;
334	<	hints->max_width = width;
335	<	hints->min_height = height;
336	<	hints->max_height = height;
337	<	hints->flags = PMinSize | PMaxSize;
338	<	XSetWMNormalHints(x_display, the_win, hints);
339	<	XFree((char *)hints);
331	>	{
332	>	XSizeHints *hints = XAllocSizeHints();
333	>	if (hints) {
334	>	hints->min_width = width;
335	>	hints->max_width = width;
336	>	hints->min_height = height;
337	>	hints->max_height = height;
338	>	hints->flags = PMinSize | PMaxSize;
339	>	XSetWMNormalHints(x_display, the_win, hints);
340	>	XFree(hints);
341	>	}
342		}
343
344	+	// Show window
345	+	XMapWindow(x_display, the_win);
346	+	wait_mapped(the_win);
347	+
348		// Try to create and attach SHM image
349		have_shm = false;
350	<	if (depth != 1 && local_X11 && XShmQueryExtension(x_display)) {
350	>	if (mode.depth != VDEPTH_1BIT && local_X11 && XShmQueryExtension(x_display)) {
351
352		// Create SHM image ("height + 2" for safety)
353	<	img = XShmCreateImage(x_display, vis, depth, depth == 1 ? XYBitmap : ZPixmap, 0, &shminfo, width, height);
353	>	img = XShmCreateImage(x_display, vis, mode.depth == VDEPTH_1BIT ? 1 : xdepth, mode.depth == VDEPTH_1BIT ? XYBitmap : ZPixmap, 0, &shminfo, width, height);
354		shminfo.shmid = shmget(IPC_PRIVATE, (aligned_height + 2) * img->bytes_per_line, IPC_CREAT | 0777);
355		the_buffer_copy = (uint8 *)shmat(shminfo.shmid, 0, 0);
356		shminfo.shmaddr = img->data = (char *)the_buffer_copy;
#	Line 387 | Line 374 | static bool init_window(int width, int h
374
375		// Create normal X image if SHM doesn't work ("height + 2" for safety)
376		if (!have_shm) {
377	<	int bytes_per_row = aligned_width;
391	<	switch (depth) {
392	<	case 1:
393	<	bytes_per_row /= 8;
394	<	break;
395	<	case 15:
396	<	case 16:
397	<	bytes_per_row *= 2;
398	<	break;
399	<	case 24:
400	<	case 32:
401	<	bytes_per_row *= 4;
402	<	break;
403	<	}
377	>	int bytes_per_row = TrivialBytesPerRow(aligned_width, mode.depth);
378		the_buffer_copy = (uint8 *)malloc((aligned_height + 2) * bytes_per_row);
379	<	img = XCreateImage(x_display, vis, depth, depth == 1 ? XYBitmap : ZPixmap, 0, (char *)the_buffer_copy, aligned_width, aligned_height, 32, bytes_per_row);
379	>	img = XCreateImage(x_display, vis, mode.depth == VDEPTH_1BIT ? 1 : xdepth, mode.depth == VDEPTH_1BIT ? XYBitmap : ZPixmap, 0, (char *)the_buffer_copy, aligned_width, aligned_height, 32, bytes_per_row);
380		}
381
382		// 1-Bit mode is big-endian
383	<	if (depth == 1) {
383	>	if (mode.depth == VDEPTH_1BIT) {
384		img->byte_order = MSBFirst;
385		img->bitmap_bit_order = MSBFirst;
386		}
387
388		#ifdef ENABLE_VOSF
389	<	// Allocate a page-aligned chunk of memory for frame buffer
416	<	the_buffer_size = align_on_page_boundary((aligned_height + 2) * img->bytes_per_line);
389	>	// Allocate memory for frame buffer (SIZE is extended to page-boundary)
390		the_host_buffer = the_buffer_copy;
391	<
392	<	the_buffer_copy = (uint8 *)allocate_framebuffer(the_buffer_size);
393	<	memset(the_buffer_copy, 0, the_buffer_size);
421	<
422	<	the_buffer = (uint8 *)allocate_framebuffer(the_buffer_size);
423	<	memset(the_buffer, 0, the_buffer_size);
391	>	the_buffer_size = page_extend((aligned_height + 2) * img->bytes_per_line);
392	>	the_buffer_copy = (uint8 *)vm_acquire(the_buffer_size);
393	>	the_buffer = (uint8 *)vm_acquire(the_buffer_size);
394		#else
395		// Allocate memory for frame buffer
396		the_buffer = (uint8 *)malloc((aligned_height + 2) * img->bytes_per_line);
#	Line 437 | Line 407 | static bool init_window(int width, int h
407		&black, &white, 0, 0);
408		XDefineCursor(x_display, the_win, mac_cursor);
409
410	<	// Set VideoMonitor
410	>	// Add resolution and set VideoMonitor
411		bool native_byte_order;
412		#ifdef WORDS_BIGENDIAN
413	<	native_byte_order = (img->bitmap_bit_order == MSBFirst);
413	>	native_byte_order = (XImageByteOrder(x_display) == MSBFirst);
414		#else
415	<	native_byte_order = (img->bitmap_bit_order == LSBFirst);
415	>	native_byte_order = (XImageByteOrder(x_display) == LSBFirst);
416		#endif
417		#ifdef ENABLE_VOSF
418	<	do_update_framebuffer = GET_FBCOPY_FUNC(depth, native_byte_order, DISPLAY_WINDOW);
449	<	#endif
450	<	set_video_monitor(width, height, img->bytes_per_line, native_byte_order);
451	<
452	<	#if REAL_ADDRESSING || DIRECT_ADDRESSING
453	<	VideoMonitor.mac_frame_base = Host2MacAddr(the_buffer);
454	<	#else
455	<	VideoMonitor.mac_frame_base = MacFrameBaseMac;
418	>	Screen_blitter_init(&visualInfo, native_byte_order);
419		#endif
420	+	VideoMonitor.mode = mode;
421	+	set_mac_frame_buffer(mode.depth, native_byte_order);
422		return true;
423		}
424
425		// Init fbdev DGA display
426	<	static bool init_fbdev_dga(char *in_fb_name)
426	>	static bool init_fbdev_dga(const video_mode &mode)
427		{
428		#ifdef ENABLE_FBDEV_DGA
429	+	int width = mode.x, height = mode.y;
430	+
431		// Find the maximum depth available
432		int ndepths, max_depth(0);
433		int *depths = XListDepths(x_display, screen, &ndepths);
#	Line 503 | Line 470 | static bool init_fbdev_dga(char *in_fb_n
470		continue;
471
472		if ((sscanf(line, "%19s %d %x", &fb_name, &fb_depth, &fb_offset) == 3)
473	<	&& (strcmp(fb_name, in_fb_name) == 0) && (fb_depth == max_depth)) {
473	>	&& (strcmp(fb_name, fb_name) == 0) && (fb_depth == max_depth)) {
474		device_found = true;
475		break;
476		}
#	Line 515 | Line 482 | static bool init_fbdev_dga(char *in_fb_n
482		// Frame buffer name not found ? Then, display warning
483		if (!device_found) {
484		char str[256];
485	<	sprintf(str, GetString(STR_FBDEV_NAME_ERR), in_fb_name, max_depth);
485	>	sprintf(str, GetString(STR_FBDEV_NAME_ERR), fb_name, max_depth);
486		ErrorAlert(str);
487		return false;
488		}
489
490	<	int width = DisplayWidth(x_display, screen);
524	<	int height = DisplayHeight(x_display, screen);
525	<	depth = fb_depth; // max_depth
490	>	depth = fb_depth;
491
492		// Set relative mouse mode
493		ADBSetRelMouseMode(false);
494
495		// Create window
496		XSetWindowAttributes wattr;
497	<	wattr.override_redirect = True;
498	<	wattr.backing_store             = NotUseful;
499	<	wattr.background_pixel  = white_pixel;
500	<	wattr.border_pixel              = black_pixel;
536	<	wattr.event_mask                = eventmask = dga_eventmask;
497	>	wattr.event_mask = eventmask = dga_eventmask;
498	>	wattr.background_pixel = white_pixel;
499	>	wattr.override_redirect = True;
500	>	wattr.colormap = cmap[0];
501
538	–	XSync(x_display, false);
502		the_win = XCreateWindow(x_display, rootwin,
503		0, 0, width, height,
504		0, xdepth, InputOutput, vis,
505	<	CWEventMask|CWBackPixel|CWBorderPixel|CWOverrideRedirect|CWBackingStore,
505	>	CWEventMask | CWBackPixel | CWOverrideRedirect | (depth == 8 ? CWColormap : 0),
506		&wattr);
507	<	XSync(x_display, false);
507	>
508	>	// Set window name/class
509	>	set_window_name(the_win, STR_WINDOW_TITLE);
510	>
511	>	// Indicate that we want keyboard input
512	>	set_window_focus(the_win);
513	>
514	>	// Show window
515		XMapRaised(x_display, the_win);
516	<	XSync(x_display, false);
516	>	wait_mapped(the_win);
517
518		// Grab mouse and keyboard
519		XGrabKeyboard(x_display, the_win, True,
#	Line 552 | Line 522 | static bool init_fbdev_dga(char *in_fb_n
522		PointerMotionMask | ButtonPressMask | ButtonReleaseMask,
523		GrabModeAsync, GrabModeAsync, the_win, None, CurrentTime);
524
525	<	// Set colormap
526	<	if (depth == 8) {
557	<	XSetWindowColormap(x_display, the_win, cmap[0]);
558	<	XSetWMColormapWindows(x_display, the_win, &the_win, 1);
559	<	}
560	<
561	<	// Set VideoMonitor
562	<	int bytes_per_row = width;
563	<	switch (depth) {
564	<	case 1:
565	<	bytes_per_row = ((width | 7) & ~7) >> 3;
566	<	break;
567	<	case 15:
568	<	case 16:
569	<	bytes_per_row *= 2;
570	<	break;
571	<	case 24:
572	<	case 32:
573	<	bytes_per_row *= 4;
574	<	break;
575	<	}
525	>	// Calculate bytes per row
526	>	int bytes_per_row = TrivialBytesPerRow(mode.x, mode.depth);
527
528	+	// Map frame buffer
529		if ((the_buffer = (uint8 *) mmap(NULL, height * bytes_per_row, PROT_READ | PROT_WRITE, MAP_PRIVATE, fbdev_fd, fb_offset)) == MAP_FAILED) {
530		if ((the_buffer = (uint8 *) mmap(NULL, height * bytes_per_row, PROT_READ | PROT_WRITE, MAP_SHARED, fbdev_fd, fb_offset)) == MAP_FAILED) {
531		char str[256];
#	Line 583 | Line 535 | static bool init_fbdev_dga(char *in_fb_n
535		}
536		}
537
538	+	#if ENABLE_VOSF
539		#if REAL_ADDRESSING || DIRECT_ADDRESSING
540	<	// If the blit function is null, i.e. just a copy of the buffer,
541	<	// we first try to avoid the allocation of a temporary frame buffer
542	<	use_vosf = true;
590	<	do_update_framebuffer = GET_FBCOPY_FUNC(depth, true, DISPLAY_DGA);
591	<	if (do_update_framebuffer == FBCOPY_FUNC(fbcopy_raw))
592	<	use_vosf = false;
540	>	// Screen_blitter_init() returns TRUE if VOSF is mandatory
541	>	// i.e. the framebuffer update function is not Blit_Copy_Raw
542	>	use_vosf = Screen_blitter_init(&visualInfo, true);
543
544		if (use_vosf) {
545	<	the_host_buffer = the_buffer;
546	<	the_buffer_size = align_on_page_boundary((height + 2) * bytes_per_row);
547	<	the_buffer_copy = (uint8 *)malloc(the_buffer_size);
548	<	memset(the_buffer_copy, 0, the_buffer_size);
549	<	the_buffer = (uint8 *)allocate_framebuffer(the_buffer_size);
600	<	memset(the_buffer, 0, the_buffer_size);
545	>	// Allocate memory for frame buffer (SIZE is extended to page-boundary)
546	>	the_host_buffer = the_buffer;
547	>	the_buffer_size = page_extend((height + 2) * bytes_per_row);
548	>	the_buffer_copy = (uint8 *)vm_acquire(the_buffer_size);
549	>	the_buffer = (uint8 *)vm_acquire(the_buffer_size);
550		}
551	<	#elif ENABLE_VOSF
551	>	#else
552		use_vosf = false;
553		#endif
605	–
606	–	set_video_monitor(width, height, bytes_per_row, true);
607	–	#if REAL_ADDRESSING || DIRECT_ADDRESSING
608	–	VideoMonitor.mac_frame_base = Host2MacAddr(the_buffer);
609	–	#else
610	–	VideoMonitor.mac_frame_base = MacFrameBaseMac;
554		#endif
555	+
556	+	// Set VideoMonitor
557	+	VideoMonitor.mode = mode;
558	+	set_mac_frame_buffer(mode.depth, true);
559		return true;
560		#else
561		ErrorAlert("Basilisk II has been compiled with fbdev DGA support disabled.");
#	Line 617 | Line 564 | static bool init_fbdev_dga(char *in_fb_n
564		}
565
566		// Init XF86 DGA display
567	<	static bool init_xf86_dga(int width, int height)
567	>	static bool init_xf86_dga(const video_mode &mode)
568		{
569	+	int width = mode.x, height = mode.y;
570	+
571		#ifdef ENABLE_XF86_DGA
572		// Set relative mouse mode
573		ADBSetRelMouseMode(true);
#	Line 635 | Line 584 | static bool init_xf86_dga(int width, int
584		}
585		XF86VidModeSwitchToMode(x_display, screen, x_video_modes[best]);
586		XF86VidModeSetViewPort(x_display, screen, 0, 0);
587	+	XSync(x_display, false);
588		}
589		#endif
590
591		// Create window
592		XSetWindowAttributes wattr;
593		wattr.event_mask = eventmask = dga_eventmask;
644	–	wattr.border_pixel = black_pixel;
594		wattr.override_redirect = True;
595
647	–	XSync(x_display, false);
596		the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
597	<	InputOutput, vis, CWEventMask | CWBorderPixel | CWOverrideRedirect, &wattr);
598	<	XSync(x_display, false);
599	<	XStoreName(x_display, the_win, GetString(STR_WINDOW_TITLE));
597	>	InputOutput, vis, CWEventMask | CWOverrideRedirect, &wattr);
598	>
599	>	// Set window name/class
600	>	set_window_name(the_win, STR_WINDOW_TITLE);
601	>
602	>	// Indicate that we want keyboard input
603	>	set_window_focus(the_win);
604	>
605	>	// Show window
606		XMapRaised(x_display, the_win);
607	<	XSync(x_display, false);
607	>	wait_mapped(the_win);
608
609		// Establish direct screen connection
610		XMoveResizeWindow(x_display, the_win, 0, 0, width, height);
#	Line 665 | Line 619 | static bool init_xf86_dga(int width, int
619		XF86DGASetVidPage(x_display, screen, 0);
620
621		// Set colormap
622	<	if (depth == 8) {
622	>	if (!IsDirectMode(mode)) {
623		XSetWindowColormap(x_display, the_win, cmap[current_dga_cmap = 0]);
670	–	XSetWMColormapWindows(x_display, the_win, &the_win, 1);
624		XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
625		}
626	+	XSync(x_display, false);
627
628		// Set VideoMonitor
629	<	int bytes_per_row = (v_width + 7) & ~7;
630	<	switch (depth) {
631	<	case 1:
678	<	bytes_per_row /= 8;
679	<	break;
680	<	case 15:
681	<	case 16:
682	<	bytes_per_row *= 2;
683	<	break;
684	<	case 24:
685	<	case 32:
686	<	bytes_per_row *= 4;
687	<	break;
688	<	}
689	<
629	>	int bytes_per_row = TrivialBytesPerRow((v_width + 7) & ~7, mode.depth);
630	>
631	>	#ifdef VIDEO_VOSF
632		#if REAL_ADDRESSING || DIRECT_ADDRESSING
633	<	// If the blit function is null, i.e. just a copy of the buffer,
634	<	// we first try to avoid the allocation of a temporary frame buffer
635	<	use_vosf = true;
694	<	do_update_framebuffer = GET_FBCOPY_FUNC(depth, true, DISPLAY_DGA);
695	<	if (do_update_framebuffer == FBCOPY_FUNC(fbcopy_raw))
696	<	use_vosf = false;
633	>	// Screen_blitter_init() returns TRUE if VOSF is mandatory
634	>	// i.e. the framebuffer update function is not Blit_Copy_Raw
635	>	use_vosf = Screen_blitter_init(&visualInfo, true);
636
637		if (use_vosf) {
638	<	the_host_buffer = the_buffer;
639	<	the_buffer_size = align_on_page_boundary((height + 2) * bytes_per_row);
640	<	the_buffer_copy = (uint8 *)malloc(the_buffer_size);
641	<	memset(the_buffer_copy, 0, the_buffer_size);
642	<	the_buffer = (uint8 *)allocate_framebuffer(the_buffer_size);
704	<	memset(the_buffer, 0, the_buffer_size);
638	>	// Allocate memory for frame buffer (SIZE is extended to page-boundary)
639	>	the_host_buffer = the_buffer;
640	>	the_buffer_size = page_extend((height + 2) * bytes_per_row);
641	>	the_buffer_copy = (uint8 *)vm_acquire(the_buffer_size);
642	>	the_buffer = (uint8 *)vm_acquire(the_buffer_size);
643		}
644	<	#elif defined(ENABLE_VOSF)
707	<	// The UAE memory handlers will already handle color conversion, if needed.
644	>	#else
645		use_vosf = false;
646		#endif
710	–
711	–	set_video_monitor(width, height, bytes_per_row, true);
712	–	#if REAL_ADDRESSING || DIRECT_ADDRESSING
713	–	VideoMonitor.mac_frame_base = Host2MacAddr(the_buffer);
714	–	//      MacFrameLayout = FLAYOUT_DIRECT;
715	–	#else
716	–	VideoMonitor.mac_frame_base = MacFrameBaseMac;
647		#endif
648	+
649	+	const_cast<video_mode *>(&mode)->bytes_per_row = bytes_per_row;
650	+	VideoMonitor.mode = mode;
651	+	set_mac_frame_buffer(mode.depth, true);
652		return true;
653		#else
654		ErrorAlert("Basilisk II has been compiled with XF86 DGA support disabled.");
#	Line 787 | Line 721 | static void keycode_init(void)
721		}
722		}
723
724	<	bool VideoInitBuffer()
724	>	// Open display for specified mode
725	>	static bool video_open(const video_mode &mode)
726		{
727	<	#ifdef ENABLE_VOSF
728	<	if (use_vosf) {
729	<	const uint32 page_size  = getpagesize();
730	<	const uint32 page_mask  = page_size - 1;
731	<
732	<	mainBuffer.memBase      = (uint32) the_buffer;
733	<	// Align the frame buffer on page boundary
734	<	mainBuffer.memStart             = (uint32)((((unsigned long) the_buffer) + page_mask) & ~page_mask);
800	<	mainBuffer.memLength    = the_buffer_size;
801	<	mainBuffer.memEnd       = mainBuffer.memStart + mainBuffer.memLength;
802	<
803	<	mainBuffer.pageSize     = page_size;
804	<	mainBuffer.pageCount    = (mainBuffer.memLength + page_mask)/mainBuffer.pageSize;
805	<	mainBuffer.pageBits     = int( log(mainBuffer.pageSize) / log(2.0) );
806	<
807	<	if (mainBuffer.dirtyPages != 0)
808	<	free(mainBuffer.dirtyPages);
727	>	// Create color maps for 8 bit mode
728	>	if (!IsDirectMode(mode)) {
729	>	cmap[0] = XCreateColormap(x_display, rootwin, vis, AllocAll);
730	>	cmap[1] = XCreateColormap(x_display, rootwin, vis, AllocAll);
731	>	cmap_allocated = true;
732	>	XInstallColormap(x_display, cmap[0]);
733	>	XInstallColormap(x_display, cmap[1]);
734	>	}
735
736	<	mainBuffer.dirtyPages = (uint8 *) malloc(mainBuffer.pageCount);
736	>	// Initialize according to display type
737	>	switch (display_type) {
738	>	case DISPLAY_WINDOW:
739	>	if (!init_window(mode))
740	>	return false;
741	>	break;
742	>	case DISPLAY_DGA:
743	>	#ifdef ENABLE_FBDEV_DGA
744	>	if (!init_fbdev_dga(mode))
745	>	#else
746	>	if (!init_xf86_dga(mode))
747	>	#endif
748	>	return false;
749	>	break;
750	>	}
751
752	<	if (mainBuffer.pageInfo != 0)
753	<	free(mainBuffer.pageInfo);
752	>	// Lock down frame buffer
753	>	LOCK_FRAME_BUFFER;
754
755	<	mainBuffer.pageInfo = (ScreenPageInfo *) malloc(mainBuffer.pageCount * sizeof(ScreenPageInfo));
755	>	#if !REAL_ADDRESSING && !DIRECT_ADDRESSING
756	>	// Set variables for UAE memory mapping
757	>	MacFrameBaseHost = the_buffer;
758	>	MacFrameSize = VideoMonitor.mode.bytes_per_row * VideoMonitor.mode.y;
759
760	<	if ((mainBuffer.dirtyPages == 0) || (mainBuffer.pageInfo == 0))
761	<	return false;
760	>	// No special frame buffer in Classic mode (frame buffer is in Mac RAM)
761	>	if (classic)
762	>	MacFrameLayout = FLAYOUT_NONE;
763	>	#endif
764
765	<	PFLAG_CLEAR_ALL;
765	>	InitFrameBufferMapping();
766
767	<	uint32 a = 0;
768	<	for (int i = 0; i < mainBuffer.pageCount; i++) {
769	<	int y1 = a / VideoMonitor.bytes_per_row;
770	<	if (y1 >= VideoMonitor.y)
771	<	y1 = VideoMonitor.y - 1;
772	<
828	<	int y2 = (a + mainBuffer.pageSize) / VideoMonitor.bytes_per_row;
829	<	if (y2 >= VideoMonitor.y)
830	<	y2 = VideoMonitor.y - 1;
831	<
832	<	mainBuffer.pageInfo[i].top = y1;
833	<	mainBuffer.pageInfo[i].bottom = y2;
834	<
835	<	a += mainBuffer.pageSize;
836	<	if (a > mainBuffer.memLength)
837	<	a = mainBuffer.memLength;
767	>	#ifdef ENABLE_VOSF
768	>	if (use_vosf) {
769	>	// Initialize the mainBuffer structure
770	>	if (!video_init_buffer()) {
771	>	ErrorAlert(GetString(STR_VOSF_INIT_ERR));
772	>	return false;
773		}
774	<
775	<	// We can now write-protect the frame buffer
776	<	if (mprotect((caddr_t)mainBuffer.memStart, mainBuffer.memLength, PROT_READ) != 0)
774	>
775	>	// Initialize the handler for SIGSEGV
776	>	if (!sigsegv_install_handler(screen_fault_handler)) {
777	>	ErrorAlert("Could not initialize Video on SEGV signals");
778		return false;
779	+	}
780		}
781		#endif
782	+
783	+	// Initialize VideoRefresh function
784	+	VideoRefreshInit();
785	+
786	+	XSync(x_display, false);
787	+
788	+	#ifdef HAVE_PTHREADS
789	+	// Start redraw/input thread
790	+	redraw_thread_cancel = false;
791	+	redraw_thread_active = (pthread_create(&redraw_thread, NULL, redraw_func, NULL) == 0);
792	+	if (!redraw_thread_active) {
793	+	printf("FATAL: cannot create redraw thread\n");
794	+	return false;
795	+	}
796	+	#endif
797	+
798		return true;
799		}
800
801		bool VideoInit(bool classic)
802		{
803	+	classic_mode = classic;
804	+
805		#ifdef ENABLE_VOSF
806		// Open /dev/zero
807		zero_fd = open("/dev/zero", O_RDWR);
#	Line 870 | Line 825 | bool VideoInit(bool classic)
825		keycode_init();
826
827		// Read prefs
828	<	mouse_wheel_mode = PrefsFindInt16("mousewheelmode");
829	<	mouse_wheel_lines = PrefsFindInt16("mousewheellines");
828	>	mouse_wheel_mode = PrefsFindInt32("mousewheelmode");
829	>	mouse_wheel_lines = PrefsFindInt32("mousewheellines");
830
831		// Find screen and root window
832		screen = XDefaultScreen(x_display);
#	Line 947 | Line 902 | bool VideoInit(bool classic)
902		}
903		vis = visualInfo.visual;
904
950	–	// Mac screen depth is always 1 bit in Classic mode, but follows X depth otherwise
951	–	classic_mode = classic;
952	–	if (classic)
953	–	depth = 1;
954	–	else
955	–	depth = xdepth;
956	–
957	–	// Create color maps for 8 bit mode
958	–	if (depth == 8) {
959	–	cmap[0] = XCreateColormap(x_display, rootwin, vis, AllocAll);
960	–	cmap[1] = XCreateColormap(x_display, rootwin, vis, AllocAll);
961	–	XInstallColormap(x_display, cmap[0]);
962	–	XInstallColormap(x_display, cmap[1]);
963	–	}
964	–
905		// Get screen mode from preferences
906		const char *mode_str;
907	<	if (classic)
907	>	if (classic_mode)
908		mode_str = "win/512/342";
909		else
910		mode_str = PrefsFindString("screen");
911
912	<	// Determine type and mode
913	<	int width = 512, height = 384;
912	>	// Determine display type and default dimensions
913	>	int default_width = 512, default_height = 384;
914		display_type = DISPLAY_WINDOW;
915		if (mode_str) {
916	<	if (sscanf(mode_str, "win/%d/%d", &width, &height) == 2)
916	>	if (sscanf(mode_str, "win/%d/%d", &default_width, &default_height) == 2) {
917		display_type = DISPLAY_WINDOW;
918		#ifdef ENABLE_FBDEV_DGA
919	<	else if (has_dga && sscanf(mode_str, "dga/%19s", fb_name) == 1) {
980	<	#else
981	<	else if (has_dga && sscanf(mode_str, "dga/%d/%d", &width, &height) == 2) {
982	<	#endif
919	>	} else if (has_dga && sscanf(mode_str, "dga/%19s", fb_name) == 1) {
920		display_type = DISPLAY_DGA;
921	<	if (width > DisplayWidth(x_display, screen))
985	<	width = DisplayWidth(x_display, screen);
986	<	if (height > DisplayHeight(x_display, screen))
987	<	height = DisplayHeight(x_display, screen);
988	<	}
989	<	if (width <= 0)
990	<	width = DisplayWidth(x_display, screen);
991	<	if (height <= 0)
992	<	height = DisplayHeight(x_display, screen);
993	<	}
994	<
995	<	// Initialize according to display type
996	<	switch (display_type) {
997	<	case DISPLAY_WINDOW:
998	<	if (!init_window(width, height))
999	<	return false;
1000	<	break;
1001	<	case DISPLAY_DGA:
1002	<	#ifdef ENABLE_FBDEV_DGA
1003	<	if (!init_fbdev_dga(fb_name))
921	>	default_width = -1; default_height = -1;
922		#else
923	<	if (!init_xf86_dga(width, height))
923	>	} else if (has_dga && sscanf(mode_str, "dga/%d/%d", &default_width, &default_height) == 2) {
924	>	display_type = DISPLAY_DGA;
925		#endif
926	<	return false;
1008	<	break;
926	>	}
927		}
928	+	if (default_width <= 0)
929	+	default_width = DisplayWidth(x_display, screen);
930	+	else if (default_width > DisplayWidth(x_display, screen))
931	+	default_width = DisplayWidth(x_display, screen);
932	+	if (default_height <= 0)
933	+	default_height = DisplayHeight(x_display, screen);
934	+	else if (default_height > DisplayHeight(x_display, screen))
935	+	default_height = DisplayHeight(x_display, screen);
936
937	<	#ifdef HAVE_PTHREADS
938	<	// Lock down frame buffer
939	<	pthread_mutex_lock(&frame_buffer_lock);
1014	<	#endif
1015	<
1016	<	#if !REAL_ADDRESSING && !DIRECT_ADDRESSING
1017	<	// Set variables for UAE memory mapping
1018	<	MacFrameBaseHost = the_buffer;
1019	<	MacFrameSize = VideoMonitor.bytes_per_row * VideoMonitor.y;
1020	<
1021	<	// No special frame buffer in Classic mode (frame buffer is in Mac RAM)
1022	<	if (classic)
1023	<	MacFrameLayout = FLAYOUT_NONE;
1024	<	#endif
937	>	// Mac screen depth is always 1 bit in Classic mode, but follows X depth otherwise
938	>	int depth = (classic_mode ? 1 : xdepth);
939	>	video_depth depth_mode = DepthModeForPixelDepth(depth);
940
941	<	#ifdef ENABLE_VOSF
942	<	if (use_vosf) {
943	<	// Initialize the mainBuffer structure
944	<	if (!VideoInitBuffer()) {
945	<	// TODO: STR_VOSF_INIT_ERR ?
946	<	ErrorAlert("Could not initialize Video on SEGV signals");
947	<	return false;
941	>	// Construct list of supported modes
942	>	if (display_type == DISPLAY_WINDOW) {
943	>	if (classic)
944	>	add_mode(512, 342, 0x80, 64, depth_mode);
945	>	else {
946	>	add_mode(512, 384, 0x80, TrivialBytesPerRow(512, depth_mode), depth_mode);
947	>	add_mode(640, 480, 0x81, TrivialBytesPerRow(640, depth_mode), depth_mode);
948	>	add_mode(800, 600, 0x82, TrivialBytesPerRow(800, depth_mode), depth_mode);
949	>	add_mode(1024, 768, 0x83, TrivialBytesPerRow(1024, depth_mode), depth_mode);
950	>	add_mode(1280, 1024, 0x84, TrivialBytesPerRow(1280, depth_mode), depth_mode);
951		}
952	+	} else
953	+	add_mode(default_width, default_height, 0x80, TrivialBytesPerRow(default_width, depth_mode), depth_mode);
954
955	<	// Initialize the handler for SIGSEGV
956	<	if (!Screen_fault_handler_init()) {
957	<	// TODO: STR_VOSF_INIT_ERR ?
958	<	ErrorAlert("Could not initialize Video on SEGV signals");
959	<	return false;
955	>	// Find requested default mode and open display
956	>	if (VideoModes.size() == 1)
957	>	return video_open(VideoModes[0]);
958	>	else {
959	>	// Find mode with specified dimensions
960	>	std::vector<video_mode>::const_iterator i = VideoModes.begin(), end = VideoModes.end();
961	>	while (i != end) {
962	>	if (i->x == default_width && i->y == default_height)
963	>	return video_open(*i);
964	>	++i;
965		}
966	+	return video_open(VideoModes[0]);
967		}
1042	–	#endif
1043	–
1044	–	// Initialize VideoRefresh function
1045	–	VideoRefreshInit();
1046	–
1047	–	XSync(x_display, false);
1048	–
1049	–	#ifdef HAVE_PTHREADS
1050	–	// Start redraw/input thread
1051	–	redraw_thread_active = (pthread_create(&redraw_thread, NULL, redraw_func, NULL) == 0);
1052	–	if (!redraw_thread_active) {
1053	–	printf("FATAL: cannot create redraw thread\n");
1054	–	return false;
1055	–	}
1056	–	#endif
1057	–	return true;
968		}
969
970
#	Line 1062 | Line 972 | bool VideoInit(bool classic)
972		*  Deinitialization
973		*/
974
975	<	void VideoExit(void)
975	>	// Close display
976	>	static void video_close(void)
977		{
978		#ifdef HAVE_PTHREADS
979		// Stop redraw thread
#	Line 1076 | Line 987 | void VideoExit(void)
987		}
988		#endif
989
1079	–	#ifdef HAVE_PTHREADS
990		// Unlock frame buffer
991	<	pthread_mutex_unlock(&frame_buffer_lock);
1082	<	#endif
991	>	UNLOCK_FRAME_BUFFER;
992
993		// Close window and server connection
994		if (x_display != NULL) {
#	Line 1108 | Line 1017 | void VideoExit(void)
1017
1018		XFlush(x_display);
1019		XSync(x_display, false);
1020	<	if (depth == 8) {
1020	>	XUnmapWindow(x_display, the_win);
1021	>	wait_unmapped(the_win);
1022	>	XDestroyWindow(x_display, the_win);
1023	>
1024	>	if (have_shm) {
1025	>	XDestroyImage(img);
1026	>	XShmDetach(x_display, &shminfo);
1027	>	have_shm = false;
1028	>	} else {
1029	>	//!! free img
1030	>	}
1031	>	//!! free the_gc
1032	>
1033	>	if (cmap_allocated) {
1034		XFreeColormap(x_display, cmap[0]);
1035		XFreeColormap(x_display, cmap[1]);
1036	+	cmap_allocated = false;
1037		}
1038
1039		if (!use_vosf) {
#	Line 1126 | Line 1049 | void VideoExit(void)
1049		}
1050		#ifdef ENABLE_VOSF
1051		else {
1052	<	if (the_buffer != (uint8 *)MAP_FAILED) {
1053	<	munmap((caddr_t)the_buffer, the_buffer_size);
1052	>	//!! uninstall SEGV handler?
1053	>
1054	>	if (the_buffer != (uint8 *)VM_MAP_FAILED) {
1055	>	vm_release(the_buffer, the_buffer_size);
1056		the_buffer = 0;
1057		}
1058
1059	<	if (the_buffer_copy != (uint8 *)MAP_FAILED) {
1060	<	munmap((caddr_t)the_buffer_copy, the_buffer_size);
1059	>	if (the_buffer_copy != (uint8 *)VM_MAP_FAILED) {
1060	>	vm_release(the_buffer_copy, the_buffer_size);
1061		the_buffer_copy = 0;
1062		}
1063		}
#	Line 1152 | Line 1077 | void VideoExit(void)
1077		mainBuffer.dirtyPages = 0;
1078		}
1079		}
1080	+	#endif
1081	+	}
1082	+
1083	+	void VideoExit(void)
1084	+	{
1085	+	video_close();
1086
1087	+	#ifdef ENABLE_VOSF
1088		// Close /dev/zero
1089		if (zero_fd > 0)
1090		close(zero_fd);
#	Line 1182 | Line 1114 | void VideoInterrupt(void)
1114		if (emerg_quit)
1115		QuitEmulator();
1116
1185	–	#ifdef HAVE_PTHREADS
1117		// Temporarily give up frame buffer lock (this is the point where
1118		// we are suspended when the user presses Ctrl-Tab)
1119	<	pthread_mutex_unlock(&frame_buffer_lock);
1120	<	pthread_mutex_lock(&frame_buffer_lock);
1190	<	#endif
1119	>	UNLOCK_FRAME_BUFFER;
1120	>	LOCK_FRAME_BUFFER;
1121		}
1122
1123
#	Line 1197 | Line 1127 | void VideoInterrupt(void)
1127
1128		void video_set_palette(uint8 *pal)
1129		{
1130	<	#ifdef HAVE_PTHREDS
1201	<	pthread_mutex_lock(&palette_lock);
1202	<	#endif
1130	>	LOCK_PALETTE;
1131
1132		// Convert colors to XColor array
1133		for (int i=0; i<256; i++) {
#	Line 1213 | Line 1141 | void video_set_palette(uint8 *pal)
1141		// Tell redraw thread to change palette
1142		palette_changed = true;
1143
1144	<	#ifdef HAVE_PTHREADS
1145	<	pthread_mutex_unlock(&palette_lock);
1146	<	#endif
1144	>	UNLOCK_PALETTE;
1145	>	}
1146	>
1147	>
1148	>	/*
1149	>	*  Switch video mode
1150	>	*/
1151	>
1152	>	void video_switch_to_mode(const video_mode &mode)
1153	>	{
1154	>	video_close();
1155	>	video_open(mode);
1156		}
1157
1158
#	Line 1231 | Line 1168 | static void suspend_emul(void)
1168		ADBKeyUp(0x36);
1169		ctrl_down = false;
1170
1234	–	#ifdef HAVE_PTHREADS
1171		// Lock frame buffer (this will stop the MacOS thread)
1172	<	pthread_mutex_lock(&frame_buffer_lock);
1237	<	#endif
1172	>	LOCK_FRAME_BUFFER;
1173
1174		// Save frame buffer
1175	<	fb_save = malloc(VideoMonitor.y * VideoMonitor.bytes_per_row);
1175	>	fb_save = malloc(VideoMonitor.mode.y * VideoMonitor.mode.bytes_per_row);
1176		if (fb_save)
1177	<	memcpy(fb_save, the_buffer, VideoMonitor.y * VideoMonitor.bytes_per_row);
1177	>	memcpy(fb_save, the_buffer, VideoMonitor.mode.y * VideoMonitor.mode.bytes_per_row);
1178
1179		// Close full screen display
1180		#ifdef ENABLE_XF86_DGA
#	Line 1248 | Line 1183 | static void suspend_emul(void)
1183		XUngrabPointer(x_display, CurrentTime);
1184		XUngrabKeyboard(x_display, CurrentTime);
1185		XUnmapWindow(x_display, the_win);
1186	<	XSync(x_display, false);
1186	>	wait_unmapped(the_win);
1187
1188		// Open "suspend" window
1189		XSetWindowAttributes wattr;
1190		wattr.event_mask = KeyPressMask;
1191		wattr.background_pixel = black_pixel;
1257	–	wattr.border_pixel = black_pixel;
1258	–	wattr.backing_store = Always;
1259	–	wattr.backing_planes = xdepth;
1260	–	wattr.colormap = DefaultColormap(x_display, screen);
1192
1262	–	XSync(x_display, false);
1193		suspend_win = XCreateWindow(x_display, rootwin, 0, 0, 512, 1, 0, xdepth,
1194	<	InputOutput, vis, CWEventMask | CWBackPixel | CWBorderPixel |
1195	<	CWBackingStore | CWBackingPlanes | (xdepth == 8 ? CWColormap : 0), &wattr);
1196	<	XSync(x_display, false);
1197	<	XStoreName(x_display, suspend_win, GetString(STR_SUSPEND_WINDOW_TITLE));
1268	<	XMapRaised(x_display, suspend_win);
1269	<	XSync(x_display, false);
1194	>	InputOutput, vis, CWEventMask | CWBackPixel, &wattr);
1195	>	set_window_name(suspend_win, STR_SUSPEND_WINDOW_TITLE);
1196	>	set_window_focus(suspend_win);
1197	>	XMapWindow(x_display, suspend_win);
1198		emul_suspended = true;
1199		}
1200		}
#	Line 1279 | Line 1207 | static void resume_emul(void)
1207
1208		// Reopen full screen display
1209		XMapRaised(x_display, the_win);
1210	+	wait_mapped(the_win);
1211		XWarpPointer(x_display, None, rootwin, 0, 0, 0, 0, 0, 0);
1283	–	XSync(x_display, false);
1212		XGrabKeyboard(x_display, rootwin, 1, GrabModeAsync, GrabModeAsync, CurrentTime);
1213		XGrabPointer(x_display, rootwin, 1, PointerMotionMask | ButtonPressMask | ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
1214		#ifdef ENABLE_XF86_DGA
#	Line 1294 | Line 1222 | static void resume_emul(void)
1222		// not necessary.
1223		#ifdef ENABLE_VOSF
1224		if (use_vosf) {
1225	<	#ifdef HAVE_PTHREADS
1298	<	pthread_mutex_lock(&Screen_draw_lock);
1299	<	#endif
1225	>	LOCK_VOSF;
1226		PFLAG_SET_ALL;
1227	<	#ifdef HAVE_PTHREADS
1228	<	pthread_mutex_unlock(&Screen_draw_lock);
1303	<	#endif
1304	<	memset(the_buffer_copy, 0, VideoMonitor.bytes_per_row * VideoMonitor.y);
1227	>	UNLOCK_VOSF;
1228	>	memset(the_buffer_copy, 0, VideoMonitor.mode.bytes_per_row * VideoMonitor.mode.y);
1229		}
1230		#endif
1231
#	Line 1311 | Line 1235 | static void resume_emul(void)
1235		// Don't copy fb_save to the temporary frame buffer in VOSF mode
1236		if (!use_vosf)
1237		#endif
1238	<	memcpy(the_buffer, fb_save, VideoMonitor.y * VideoMonitor.bytes_per_row);
1238	>	memcpy(the_buffer, fb_save, VideoMonitor.mode.y * VideoMonitor.mode.bytes_per_row);
1239		free(fb_save);
1240		fb_save = NULL;
1241		}
1242
1243		#ifdef ENABLE_XF86_DGA
1244	<	if (depth == 8)
1244	>	if (!IsDirectMode(VideoMonitor.mode))
1245		XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
1246		#endif
1247
1324	–	#ifdef HAVE_PTHREADS
1248		// Unlock frame buffer (and continue MacOS thread)
1249	<	pthread_mutex_unlock(&frame_buffer_lock);
1249	>	UNLOCK_FRAME_BUFFER;
1250		emul_suspended = false;
1328	–	#endif
1251		}
1252		#endif
1253
#	Line 1479 | Line 1401 | static int kc_decode(KeySym ks)
1401		return -1;
1402		}
1403
1404	<	static int event2keycode(XKeyEvent *ev)
1404	>	static int event2keycode(XKeyEvent &ev)
1405		{
1406		KeySym ks;
1407		int as;
1408		int i = 0;
1409
1410		do {
1411	<	ks = XLookupKeysym(ev, i++);
1411	>	ks = XLookupKeysym(&ev, i++);
1412		as = kc_decode(ks);
1413		if (as != -1)
1414		return as;
#	Line 1502 | Line 1424 | static int event2keycode(XKeyEvent *ev)
1424
1425		static void handle_events(void)
1426		{
1427	<	XEvent event;
1428	<	for (;;) {
1429	<	if (!XCheckMaskEvent(x_display, eventmask, &event))
1508	<	break;
1427	>	while (XPending(x_display)) {
1428	>	XEvent event;
1429	>	XNextEvent(x_display, &event);
1430
1431		switch (event.type) {
1432		// Mouse button
1433		case ButtonPress: {
1434	<	unsigned int button = ((XButtonEvent *)&event)->button;
1434	>	unsigned int button = event.xbutton.button;
1435		if (button < 4)
1436		ADBMouseDown(button - 1);
1437		else if (button < 6) {  // Wheel mouse
#	Line 1529 | Line 1450 | static void handle_events(void)
1450		break;
1451		}
1452		case ButtonRelease: {
1453	<	unsigned int button = ((XButtonEvent *)&event)->button;
1453	>	unsigned int button = event.xbutton.button;
1454		if (button < 4)
1455		ADBMouseUp(button - 1);
1456		break;
#	Line 1537 | Line 1458 | static void handle_events(void)
1458
1459		// Mouse moved
1460		case EnterNotify:
1540	–	ADBMouseMoved(((XMotionEvent *)&event)->x, ((XMotionEvent *)&event)->y);
1541	–	break;
1461		case MotionNotify:
1462	<	ADBMouseMoved(((XMotionEvent *)&event)->x, ((XMotionEvent *)&event)->y);
1462	>	ADBMouseMoved(event.xmotion.x, event.xmotion.y);
1463		break;
1464
1465		// Keyboard
1466		case KeyPress: {
1467		int code;
1468		if (use_keycodes) {
1469	<	event2keycode((XKeyEvent *)&event);     // This is called to process the hotkeys
1470	<	code = keycode_table[((XKeyEvent *)&event)->keycode & 0xff];
1469	>	event2keycode(event.xkey);      // This is called to process the hotkeys
1470	>	code = keycode_table[event.xkey.keycode & 0xff];
1471		} else
1472	<	code = event2keycode((XKeyEvent *)&event);
1472	>	code = event2keycode(event.xkey);
1473		if (code != -1) {
1474		if (!emul_suspended) {
1475		if (code == 0x39) {     // Caps Lock pressed
#	Line 1577 | Line 1496 | static void handle_events(void)
1496		case KeyRelease: {
1497		int code;
1498		if (use_keycodes) {
1499	<	event2keycode((XKeyEvent *)&event);     // This is called to process the hotkeys
1500	<	code = keycode_table[((XKeyEvent *)&event)->keycode & 0xff];
1499	>	event2keycode(event.xkey);      // This is called to process the hotkeys
1500	>	code = keycode_table[event.xkey.keycode & 0xff];
1501		} else
1502	<	code = event2keycode((XKeyEvent *)&event);
1502	>	code = event2keycode(event.xkey);
1503		if (code != -1 && code != 0x39) {       // Don't propagate Caps Lock releases
1504		ADBKeyUp(code);
1505		if (code == 0x36)
#	Line 1594 | Line 1513 | static void handle_events(void)
1513		if (display_type == DISPLAY_WINDOW) {
1514		#ifdef ENABLE_VOSF
1515		if (use_vosf) {                 // VOSF refresh
1516	<	#ifdef HAVE_PTHREADS
1598	<	pthread_mutex_lock(&Screen_draw_lock);
1599	<	#endif
1516	>	LOCK_VOSF;
1517		PFLAG_SET_ALL;
1518	<	#ifdef HAVE_PTHREADS
1519	<	pthread_mutex_unlock(&Screen_draw_lock);
1603	<	#endif
1604	<	memset(the_buffer_copy, 0, VideoMonitor.bytes_per_row * VideoMonitor.y);
1518	>	UNLOCK_VOSF;
1519	>	memset(the_buffer_copy, 0, VideoMonitor.mode.bytes_per_row * VideoMonitor.mode.y);
1520		}
1521		else
1522		#endif
#	Line 1612 | Line 1527 | static void handle_events(void)
1527		updt_box[x1][y1] = true;
1528		nr_boxes = 16 * 16;
1529		} else                                  // Static refresh
1530	<	memset(the_buffer_copy, 0, VideoMonitor.bytes_per_row * VideoMonitor.y);
1530	>	memset(the_buffer_copy, 0, VideoMonitor.mode.bytes_per_row * VideoMonitor.mode.y);
1531	>	}
1532	>	break;
1533	>
1534	>	// Window "close" widget clicked
1535	>	case ClientMessage:
1536	>	if (event.xclient.format == 32 && event.xclient.data.l[0] == WM_DELETE_WINDOW) {
1537	>	ADBKeyDown(0x7f);       // Power key
1538	>	ADBKeyUp(0x7f);
1539		}
1540		break;
1541		}
#	Line 1630 | Line 1553 | static void update_display_dynamic(int t
1553		int y1, y2, y2s, y2a, i, x1, xm, xmo, ymo, yo, yi, yil, xi;
1554		int xil = 0;
1555		int rxm = 0, rxmo = 0;
1556	<	int bytes_per_row = VideoMonitor.bytes_per_row;
1557	<	int bytes_per_pixel = VideoMonitor.bytes_per_row / VideoMonitor.x;
1558	<	int rx = VideoMonitor.bytes_per_row / 16;
1559	<	int ry = VideoMonitor.y / 16;
1556	>	int bytes_per_row = VideoMonitor.mode.bytes_per_row;
1557	>	int bytes_per_pixel = VideoMonitor.mode.bytes_per_row / VideoMonitor.mode.x;
1558	>	int rx = VideoMonitor.mode.bytes_per_row / 16;
1559	>	int ry = VideoMonitor.mode.y / 16;
1560		int max_box;
1561
1562		y2s = sm_uptd[ticker % 8];
#	Line 1687 | Line 1610 | static void update_display_dynamic(int t
1610		i = (yi * bytes_per_row) + xi;
1611		for (y2=0; y2 < yil; y2++, i += bytes_per_row)
1612		memcpy(&the_buffer_copy[i], &the_buffer[i], xil);
1613	<	if (depth == 1) {
1613	>	if (VideoMonitor.mode.depth == VDEPTH_1BIT) {
1614		if (have_shm)
1615		XShmPutImage(x_display, the_win, the_gc, img, xi * 8, yi, xi * 8, yi, xil * 8, yil, 0);
1616		else
#	Line 1719 | Line 1642 | static void update_display_static(void)
1642		{
1643		// Incremental update code
1644		int wide = 0, high = 0, x1, x2, y1, y2, i, j;
1645	<	int bytes_per_row = VideoMonitor.bytes_per_row;
1646	<	int bytes_per_pixel = VideoMonitor.bytes_per_row / VideoMonitor.x;
1645	>	int bytes_per_row = VideoMonitor.mode.bytes_per_row;
1646	>	int bytes_per_pixel = VideoMonitor.mode.bytes_per_row / VideoMonitor.mode.x;
1647		uint8 *p, *p2;
1648
1649		// Check for first line from top and first line from bottom that have changed
1650		y1 = 0;
1651	<	for (j=0; j<VideoMonitor.y; j++) {
1651	>	for (j=0; j<VideoMonitor.mode.y; j++) {
1652		if (memcmp(&the_buffer[j * bytes_per_row], &the_buffer_copy[j * bytes_per_row], bytes_per_row)) {
1653		y1 = j;
1654		break;
1655		}
1656		}
1657		y2 = y1 - 1;
1658	<	for (j=VideoMonitor.y-1; j>=y1; j--) {
1658	>	for (j=VideoMonitor.mode.y-1; j>=y1; j--) {
1659		if (memcmp(&the_buffer[j * bytes_per_row], &the_buffer_copy[j * bytes_per_row], bytes_per_row)) {
1660		y2 = j;
1661		break;
#	Line 1742 | Line 1665 | static void update_display_static(void)
1665
1666		// Check for first column from left and first column from right that have changed
1667		if (high) {
1668	<	if (depth == 1) {
1669	<	x1 = VideoMonitor.x;
1668	>	if (VideoMonitor.mode.depth == VDEPTH_1BIT) {
1669	>	x1 = VideoMonitor.mode.x - 1;
1670		for (j=y1; j<=y2; j++) {
1671		p = &the_buffer[j * bytes_per_row];
1672		p2 = &the_buffer_copy[j * bytes_per_row];
#	Line 1761 | Line 1684 | static void update_display_static(void)
1684		p2 = &the_buffer_copy[j * bytes_per_row];
1685		p += bytes_per_row;
1686		p2 += bytes_per_row;
1687	<	for (i=(VideoMonitor.x>>3); i>(x2>>3); i--) {
1687	>	for (i=(VideoMonitor.mode.x>>3); i>(x2>>3); i--) {
1688		p--; p2--;
1689		if (*p != *p2) {
1690	<	x2 = i << 3;
1690	>	x2 = (i << 3) + 7;
1691		break;
1692		}
1693		}
1694		}
1695	<	wide = x2 - x1;
1695	>	wide = x2 - x1 + 1;
1696
1697		// Update copy of the_buffer
1698		if (high && wide) {
#	Line 1780 | Line 1703 | static void update_display_static(void)
1703		}
1704
1705		} else {
1706	<	x1 = VideoMonitor.x;
1706	>	x1 = VideoMonitor.mode.x;
1707		for (j=y1; j<=y2; j++) {
1708		p = &the_buffer[j * bytes_per_row];
1709		p2 = &the_buffer_copy[j * bytes_per_row];
#	Line 1798 | Line 1721 | static void update_display_static(void)
1721		p2 = &the_buffer_copy[j * bytes_per_row];
1722		p += bytes_per_row;
1723		p2 += bytes_per_row;
1724	<	for (i=VideoMonitor.x*bytes_per_pixel; i>x2*bytes_per_pixel; i--) {
1724	>	for (i=VideoMonitor.mode.x*bytes_per_pixel; i>x2*bytes_per_pixel; i--) {
1725		p--;
1726		p2--;
1727		if (*p != *p2) {
#	Line 1833 | Line 1756 | static void update_display_static(void)
1756		*      Screen refresh functions
1757		*/
1758
1759	<	// The specialisations hereunder are meant to enable VOSF with DGA in direct
1760	<	// addressing mode in case the address spaces (RAM, ROM, FrameBuffer) could
1761	<	// not get mapped correctly with respect to the predetermined host frame
1762	<	// buffer base address.
1763	<	//
1841	<	// Hmm, in other words, when in direct addressing mode and DGA is requested,
1842	<	// we first try to "triple allocate" the address spaces according to the real
1843	<	// host frame buffer address. Then, if it fails, we will use a temporary
1844	<	// frame buffer thus making the real host frame buffer updated when pages
1845	<	// of the temp frame buffer are altered.
1846	<	//
1847	<	// As a side effect, a little speed gain in screen updates could be noticed
1848	<	// for other modes than DGA.
1849	<	//
1850	<	// The following two functions below are inline so that a clever compiler
1851	<	// could specialise the code according to the current screen depth and
1852	<	// display type. A more clever compiler would the job by itself though...
1853	<	// (update_display_vosf is inlined as well)
1759	>	// We suggest the compiler to inline the next two functions so that it
1760	>	// may specialise the code according to the current screen depth and
1761	>	// display type. A clever compiler would do that job by itself though...
1762	>
1763	>	// NOTE: update_display_vosf is inlined too
1764
1765		static inline void possibly_quit_dga_mode()
1766		{
#	Line 1864 | Line 1774 | static inline void possibly_quit_dga_mod
1774		XUngrabPointer(x_display, CurrentTime);
1775		XUngrabKeyboard(x_display, CurrentTime);
1776		XUnmapWindow(x_display, the_win);
1777	<	XSync(x_display, false);
1777	>	wait_unmapped(the_win);
1778		}
1779		#endif
1780		}
1781
1782	<	static inline void handle_palette_changes(int depth, int display_type)
1782	>	static inline void handle_palette_changes(int display_type)
1783		{
1784	<	#ifdef HAVE_PTHREADS
1785	<	pthread_mutex_lock(&palette_lock);
1876	<	#endif
1784	>	LOCK_PALETTE;
1785	>
1786		if (palette_changed) {
1787		palette_changed = false;
1788	<	if (depth == 8) {
1788	>	if (!IsDirectMode(VideoMonitor.mode)) {
1789		XStoreColors(x_display, cmap[0], palette, 256);
1790		XStoreColors(x_display, cmap[1], palette, 256);
1791	+	XSync(x_display, false);
1792
1793		#ifdef ENABLE_XF86_DGA
1794		if (display_type == DISPLAY_DGA) {
#	Line 1888 | Line 1798 | static inline void handle_palette_change
1798		#endif
1799		}
1800		}
1801	<	#ifdef HAVE_PTHREADS
1802	<	pthread_mutex_unlock(&palette_lock);
1893	<	#endif
1801	>
1802	>	UNLOCK_PALETTE;
1803		}
1804
1805		static void video_refresh_dga(void)
#	Line 1902 | Line 1811 | static void video_refresh_dga(void)
1811		handle_events();
1812
1813		// Handle palette changes
1814	<	handle_palette_changes(depth, DISPLAY_DGA);
1814	>	handle_palette_changes(DISPLAY_DGA);
1815		}
1816
1817	+	#ifdef ENABLE_VOSF
1818		#if REAL_ADDRESSING || DIRECT_ADDRESSING
1819		static void video_refresh_dga_vosf(void)
1820		{
#	Line 1915 | Line 1825 | static void video_refresh_dga_vosf(void)
1825		handle_events();
1826
1827		// Handle palette changes
1828	<	handle_palette_changes(depth, DISPLAY_DGA);
1828	>	handle_palette_changes(DISPLAY_DGA);
1829
1830		// Update display (VOSF variant)
1831		static int tick_counter = 0;
1832		if (++tick_counter >= frame_skip) {
1833		tick_counter = 0;
1834	<	#ifdef HAVE_PTHREADS
1835	<	pthread_mutex_lock(&Screen_draw_lock);
1836	<	#endif
1837	<	update_display_dga_vosf();
1838	<	#ifdef HAVE_PTHREADS
1929	<	pthread_mutex_unlock(&Screen_draw_lock);
1930	<	#endif
1834	>	if (mainBuffer.dirty) {
1835	>	LOCK_VOSF;
1836	>	update_display_dga_vosf();
1837	>	UNLOCK_VOSF;
1838	>	}
1839		}
1840		}
1841		#endif
1842
1935	–	#ifdef ENABLE_VOSF
1843		static void video_refresh_window_vosf(void)
1844		{
1845		// Quit DGA mode if requested
#	Line 1942 | Line 1849 | static void video_refresh_window_vosf(vo
1849		handle_events();
1850
1851		// Handle palette changes
1852	<	handle_palette_changes(depth, DISPLAY_WINDOW);
1852	>	handle_palette_changes(DISPLAY_WINDOW);
1853
1854		// Update display (VOSF variant)
1855		static int tick_counter = 0;
1856		if (++tick_counter >= frame_skip) {
1857		tick_counter = 0;
1858	<	#ifdef HAVE_PTHREADS
1859	<	pthread_mutex_lock(&Screen_draw_lock);
1860	<	#endif
1861	<	update_display_window_vosf();
1862	<	#ifdef HAVE_PTHREADS
1863	<	pthread_mutex_unlock(&Screen_draw_lock);
1957	<	#endif
1858	>	if (mainBuffer.dirty) {
1859	>	LOCK_VOSF;
1860	>	update_display_window_vosf();
1861	>	UNLOCK_VOSF;
1862	>	XSync(x_display, false); // Let the server catch up
1863	>	}
1864		}
1865		}
1866	<	#endif
1866	>	#endif // def ENABLE_VOSF
1867
1868		static void video_refresh_window_static(void)
1869		{
#	Line 1965 | Line 1871 | static void video_refresh_window_static(
1871		handle_events();
1872
1873		// Handle_palette changes
1874	<	handle_palette_changes(depth, DISPLAY_WINDOW);
1874	>	handle_palette_changes(DISPLAY_WINDOW);
1875
1876		// Update display (static variant)
1877		static int tick_counter = 0;
#	Line 1981 | Line 1887 | static void video_refresh_window_dynamic
1887		handle_events();
1888
1889		// Handle_palette changes
1890	<	handle_palette_changes(depth, DISPLAY_WINDOW);
1890	>	handle_palette_changes(DISPLAY_WINDOW);
1891
1892		// Update display (dynamic variant)
1893		static int tick_counter = 0;
#	Line 1994 | Line 1900 | static void video_refresh_window_dynamic
1900		*  Thread for screen refresh, input handling etc.
1901		*/
1902
1903	<	void VideoRefreshInit(void)
1903	>	static void VideoRefreshInit(void)
1904		{
1905		// TODO: set up specialised 8bpp VideoRefresh handlers ?
1906		if (display_type == DISPLAY_DGA) {
1907	<	#if REAL_ADDRESSING || DIRECT_ADDRESSING
1907	>	#if ENABLE_VOSF && (REAL_ADDRESSING || DIRECT_ADDRESSING)
1908		if (use_vosf)
1909		video_refresh = video_refresh_dga_vosf;
1910		else
#	Line 2024 | Line 1930 | void VideoRefresh(void)
1930		video_refresh();
1931		}
1932
2027	–	#if 0
2028	–	void VideoRefresh(void)
2029	–	{
2030	–	#if defined(ENABLE_XF86_DGA) || defined(ENABLE_FBDEV_DGA)
2031	–	// Quit DGA mode if requested
2032	–	if (quit_full_screen) {
2033	–	quit_full_screen = false;
2034	–	if (display_type == DISPLAY_DGA) {
2035	–	#ifdef ENABLE_XF86_DGA
2036	–	XF86DGADirectVideo(x_display, screen, 0);
2037	–	#endif
2038	–	XUngrabPointer(x_display, CurrentTime);
2039	–	XUngrabKeyboard(x_display, CurrentTime);
2040	–	XUnmapWindow(x_display, the_win);
2041	–	XSync(x_display, false);
2042	–	}
2043	–	}
2044	–	#endif
2045	–
2046	–	// Handle X events
2047	–	handle_events();
2048	–
2049	–	// Handle palette changes
2050	–	#ifdef HAVE_PTHREADS
2051	–	pthread_mutex_lock(&palette_lock);
2052	–	#endif
2053	–	if (palette_changed) {
2054	–	palette_changed = false;
2055	–	if (depth == 8) {
2056	–	XStoreColors(x_display, cmap[0], palette, 256);
2057	–	XStoreColors(x_display, cmap[1], palette, 256);
2058	–
2059	–	#ifdef ENABLE_XF86_DGA
2060	–	if (display_type == DISPLAY_DGA) {
2061	–	current_dga_cmap ^= 1;
2062	–	XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
2063	–	}
2064	–	#endif
2065	–	}
2066	–	}
2067	–	#ifdef HAVE_PTHREADS
2068	–	pthread_mutex_unlock(&palette_lock);
2069	–	#endif
2070	–
2071	–	// In window mode, update display
2072	–	static int tick_counter = 0;
2073	–	if (display_type == DISPLAY_WINDOW) {
2074	–	tick_counter++;
2075	–	if (frame_skip == 0)
2076	–	update_display_dynamic(tick_counter);
2077	–	else if (tick_counter >= frame_skip) {
2078	–	tick_counter = 0;
2079	–	update_display_static();
2080	–	}
2081	–	}
2082	–	}
2083	–	#endif
2084	–
1933		#ifdef HAVE_PTHREADS
1934		static void *redraw_func(void *arg)
1935		{
#	Line 2089 | Line 1937 | static void *redraw_func(void *arg)
1937		int64 ticks = 0;
1938		uint64 next = GetTicks_usec();
1939		while (!redraw_thread_cancel) {
2092	–	//              VideoRefresh();
1940		video_refresh();
1941		next += 16667;
1942		int64 delay = next - GetTicks_usec();
#	Line 2100 | Line 1947 | static void *redraw_func(void *arg)
1947		ticks++;
1948		}
1949		uint64 end = GetTicks_usec();
1950	<	printf("%Ld ticks in %Ld usec = %Ld ticks/sec\n", ticks, end - start, (end - start) / ticks);
1950	>	// printf("%Ld ticks in %Ld usec = %Ld ticks/sec\n", ticks, end - start, ticks * 1000000 / (end - start));
1951		return NULL;
1952		}
1953		#endif

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