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

Comparing BasiliskII/src/Unix/video_x.cpp (file contents):
Revision 1.18 by cebix, 2000-07-22T18:12:35Z vs.
Revision 1.69 by gbeauche, 2003-05-22T22:13:56Z

#	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) 1997-2002 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 24 | Line 24
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"
#	Line 36 | Line 37
37		#include <sys/shm.h>
38		#include <errno.h>
39
40	+	#include <algorithm>
41	+
42		#ifdef HAVE_PTHREADS
43		# include <pthread.h>
44		#endif
#	Line 64 | Line 67
67		#include "debug.h"
68
69
70	+	// Supported video modes
71	+	static vector<video_mode> VideoModes;
72	+
73		// Display types
74		enum {
75		DISPLAY_WINDOW, // X11 window, using MIT SHM extensions if possible
#	Line 72 | Line 78 | enum {
78
79		// Constants
80		const char KEYCODE_FILE_NAME[] = DATADIR "/keycodes";
81	<	const char FBDEVICES_FILE_NAME[] = DATADIR "/fbdevices";
81	>
82	>	static const int win_eventmask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask | EnterWindowMask | ExposureMask | StructureNotifyMask;
83	>	static const int dga_eventmask = KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | PointerMotionMask | StructureNotifyMask;
84
85
86		// Global variables
87		static int32 frame_skip;                                                        // Prefs items
88	<	static int16 mouse_wheel_mode = 1;
89	<	static int16 mouse_wheel_lines = 3;
88	>	static int16 mouse_wheel_mode;
89	>	static int16 mouse_wheel_lines;
90
91		static int display_type = DISPLAY_WINDOW;                       // See enum above
92		static bool local_X11;                                                          // Flag: X server running on local machine?
93	<	static uint8 *the_buffer;                                                       // Mac frame buffer
93	>	static uint8 *the_buffer = NULL;                                        // Mac frame buffer (where MacOS draws into)
94	>	static uint8 *the_buffer_copy = NULL;                           // Copy of Mac frame buffer (for refreshed modes)
95	>	static uint32 the_buffer_size;                                          // Size of allocated the_buffer
96
87	–	#ifdef HAVE_PTHREADS
97		static bool redraw_thread_active = false;                       // Flag: Redraw thread installed
98	<	static volatile bool redraw_thread_cancel = false;      // Flag: Cancel Redraw thread
98	>	#ifdef HAVE_PTHREADS
99	>	static pthread_attr_t redraw_thread_attr;                       // Redraw thread attributes
100	>	static volatile bool redraw_thread_cancel;                      // Flag: Cancel Redraw thread
101		static pthread_t redraw_thread;                                         // Redraw thread
102		#endif
103
104		static bool has_dga = false;                                            // Flag: Video DGA capable
105		static bool has_vidmode = false;                                        // Flag: VidMode extension available
106
107	+	#ifdef ENABLE_VOSF
108	+	static bool use_vosf = true;                                            // Flag: VOSF enabled
109	+	#else
110	+	static const bool use_vosf = false;                                     // VOSF not possible
111	+	#endif
112	+
113		static bool ctrl_down = false;                                          // Flag: Ctrl key pressed
114		static bool caps_on = false;                                            // Flag: Caps Lock on
115		static bool quit_full_screen = false;                           // Flag: DGA close requested from redraw thread
#	Line 106 | Line 123 | static int keycode_table[256];                                         // X
123
124		// X11 variables
125		static int screen;                                                                      // Screen number
126	<	static int xdepth;                                                                      // Depth of X screen
127	<	static int depth;                                                                       // Depth of Mac frame buffer
128	<	static Window rootwin, the_win;                                         // Root window and our window
112	<	static XVisualInfo visualInfo;
113	<	static Visual *vis;
114	<	static Colormap cmap[2];                                                        // Two colormaps (DGA) for 8-bit mode
126	>	static Window rootwin;                                                          // Root window and our window
127	>	static int num_depths = 0;                                                      // Number of available X depths
128	>	static int *avail_depths = NULL;                                        // List of available X depths
129		static XColor black, white;
130		static unsigned long black_pixel, white_pixel;
131		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;
132
133	<	static XColor palette[256];                                                     // Color palette for 8-bit mode
134	<	static bool palette_changed = false;                            // Flag: Palette changed, redraw thread must set new colors
135	<	#ifdef HAVE_PTHREADS
136	<	static pthread_mutex_t palette_lock = PTHREAD_MUTEX_INITIALIZER;        // Mutex to protect palette
125	<	#endif
133	>	static int xdepth;                                                                      // Depth of X screen
134	>	static XVisualInfo visualInfo;
135	>	static Visual *vis;
136	>	static int color_class;
137
138	<	// Variables for window mode
128	<	static GC the_gc;
129	<	static XImage *img = NULL;
130	<	static XShmSegmentInfo shminfo;
131	<	static Cursor mac_cursor;
132	<	static uint8 *the_buffer_copy = NULL;                           // Copy of Mac frame buffer
133	<	static bool have_shm = false;                                           // Flag: SHM extensions available
134	<	static bool updt_box[17][17];                                           // Flag for Update
135	<	static int nr_boxes;
136	<	static const int sm_uptd[] = {4,1,6,3,0,5,2,7};
137	<	static int sm_no_boxes[] = {1,8,32,64,128,300};
138	>	static int rshift, rloss, gshift, gloss, bshift, bloss; // Pixel format of DirectColor/TrueColor modes
139
140	<	// Variables for XF86 DGA mode
140	<	static int current_dga_cmap;                                            // Number (0 or 1) of currently installed DGA colormap
141	<	static Window suspend_win;                                                      // "Suspend" window
142	<	static void *fb_save = NULL;                                            // Saved frame buffer for suspend
143	<	#ifdef HAVE_PTHREADS
144	<	static pthread_mutex_t frame_buffer_lock = PTHREAD_MUTEX_INITIALIZER;   // Mutex to protect frame buffer
145	<	#endif
140	>	static Colormap cmap[2] = {0, 0};                                       // Colormaps for indexed modes (DGA needs two of them)
141
142	<	// Variables for fbdev DGA mode
143	<	const char FBDEVICE_FILE_NAME[] = "/dev/fb";
144	<	static int fbdev_fd;
142	>	static XColor x_palette[256];                                                   // Color palette to be used as CLUT and gamma table
143	>	static bool x_palette_changed = false;                          // Flag: Palette changed, redraw thread must set new colors
144	>
145	>	#ifdef ENABLE_FBDEV_DGA
146	>	static int fbdev_fd = -1;
147	>	#endif
148
149		#ifdef ENABLE_XF86_VIDMODE
150	<	// Variables for XF86 VidMode support
153	<	static XF86VidModeModeInfo **x_video_modes;                     // Array of all available modes
150	>	static XF86VidModeModeInfo **x_video_modes = NULL;      // Array of all available modes
151		static int num_x_video_modes;
152		#endif
153
154	+	// Mutex to protect palette
155	+	#ifdef HAVE_PTHREADS
156	+	static pthread_mutex_t x_palette_lock = PTHREAD_MUTEX_INITIALIZER;
157	+	#define LOCK_PALETTE pthread_mutex_lock(&x_palette_lock)
158	+	#define UNLOCK_PALETTE pthread_mutex_unlock(&x_palette_lock)
159	+	#else
160	+	#define LOCK_PALETTE
161	+	#define UNLOCK_PALETTE
162	+	#endif
163	+
164	+	// Mutex to protect frame buffer
165	+	#ifdef HAVE_PTHREADS
166	+	static pthread_mutex_t frame_buffer_lock = PTHREAD_MUTEX_INITIALIZER;
167	+	#define LOCK_FRAME_BUFFER pthread_mutex_lock(&frame_buffer_lock);
168	+	#define UNLOCK_FRAME_BUFFER pthread_mutex_unlock(&frame_buffer_lock);
169	+	#else
170	+	#define LOCK_FRAME_BUFFER
171	+	#define UNLOCK_FRAME_BUFFER
172	+	#endif
173	+
174	+	// Variables for non-VOSF incremental refresh
175	+	static const int sm_uptd[] = {4,1,6,3,0,5,2,7};
176	+	static int sm_no_boxes[] = {1,8,32,64,128,300};
177	+	static bool updt_box[17][17];
178	+	static int nr_boxes;
179	+
180	+	// Video refresh function
181	+	static void VideoRefreshInit(void);
182	+	static void (*video_refresh)(void);
183	+
184
185		// Prototypes
186		static void *redraw_func(void *arg);
160	–	static int event2keycode(XKeyEvent *ev);
161	–
187
188		// From main_unix.cpp
189		extern char *x_display_name;
#	Line 169 | Line 194 | extern void SysMountFirstFloppy(void);
194
195
196		/*
197	<	*  Initialization
197	>	*  monitor_desc subclass for X11 display
198		*/
199
200	<	// Set VideoMonitor according to video mode
201	<	void set_video_monitor(int width, int height, int bytes_per_row, bool native_byte_order)
200	>	class X11_monitor_desc : public monitor_desc {
201	>	public:
202	>	X11_monitor_desc(const vector<video_mode> &available_modes, video_depth default_depth, uint32 default_id) : monitor_desc(available_modes, default_depth, default_id) {}
203	>	~X11_monitor_desc() {}
204	>
205	>	virtual void switch_to_current_mode(void);
206	>	virtual void set_palette(uint8 *pal, int num);
207	>
208	>	bool video_open(void);
209	>	void video_close(void);
210	>	};
211	>
212	>
213	>	/*
214	>	*  Utility functions
215	>	*/
216	>
217	>	// Map video_mode depth ID to numerical depth value
218	>	static inline int depth_of_video_mode(video_mode const & mode)
219		{
220	<	#if !REAL_ADDRESSING
221	<	int layout = FLAYOUT_DIRECT;
220	>	int depth = -1;
221	>	switch (mode.depth) {
222	>	case VDEPTH_1BIT:
223	>	depth = 1;
224	>	break;
225	>	case VDEPTH_2BIT:
226	>	depth = 2;
227	>	break;
228	>	case VDEPTH_4BIT:
229	>	depth = 4;
230	>	break;
231	>	case VDEPTH_8BIT:
232	>	depth = 8;
233	>	break;
234	>	case VDEPTH_16BIT:
235	>	depth = 16;
236	>	break;
237	>	case VDEPTH_32BIT:
238	>	depth = 32;
239	>	break;
240	>	default:
241	>	abort();
242	>	}
243	>	return depth;
244	>	}
245	>
246	>	// Map RGB color to pixel value (this only works in TrueColor/DirectColor visuals)
247	>	static inline uint32 map_rgb(uint8 red, uint8 green, uint8 blue)
248	>	{
249	>	return ((red >> rloss) << rshift) | ((green >> gloss) << gshift) | ((blue >> bloss) << bshift);
250	>	}
251	>
252	>	// Do we have a visual for handling the specified Mac depth? If so, set the
253	>	// global variables "xdepth", "visualInfo", "vis" and "color_class".
254	>	static bool find_visual_for_depth(video_depth depth)
255	>	{
256	>	D(bug("have_visual_for_depth(%d)\n", 1 << depth));
257	>
258	>	// 1-bit works always and uses default visual
259	>	if (depth == VDEPTH_1BIT) {
260	>	vis = DefaultVisual(x_display, screen);
261	>	visualInfo.visualid = XVisualIDFromVisual(vis);
262	>	int num = 0;
263	>	XVisualInfo *vi = XGetVisualInfo(x_display, VisualIDMask, &visualInfo, &num);
264	>	visualInfo = vi[0];
265	>	XFree(vi);
266	>	xdepth = visualInfo.depth;
267	>	color_class = visualInfo.c_class;
268	>	D(bug(" found visual ID 0x%02x, depth %d\n", visualInfo.visualid, xdepth));
269	>	return true;
270	>	}
271	>
272	>	// Calculate minimum and maximum supported X depth
273	>	int min_depth = 1, max_depth = 32;
274		switch (depth) {
275	<	case 1:
276	<	layout = FLAYOUT_DIRECT;
275	>	#ifdef ENABLE_VOSF
276	>	case VDEPTH_2BIT:
277	>	case VDEPTH_4BIT:       // VOSF blitters can convert 2/4/8-bit -> 8/16/32-bit
278	>	case VDEPTH_8BIT:
279	>	min_depth = 8;
280	>	max_depth = 32;
281		break;
282	<	case 8:
283	<	layout = FLAYOUT_DIRECT;
284	<	break;
285	<	case 15:
286	<	layout = FLAYOUT_HOST_555;
282	>	#else
283	>	case VDEPTH_2BIT:
284	>	case VDEPTH_4BIT:       // 2/4-bit requires VOSF blitters
285	>	return false;
286	>	case VDEPTH_8BIT:       // 8-bit without VOSF requires an 8-bit visual
287	>	min_depth = 8;
288	>	max_depth = 8;
289		break;
290	<	case 16:
291	<	layout = FLAYOUT_HOST_565;
290	>	#endif
291	>	case VDEPTH_16BIT:      // 16-bit requires a 15/16-bit visual
292	>	min_depth = 15;
293	>	max_depth = 16;
294		break;
295	<	case 24:
296	<	case 32:
297	<	layout = FLAYOUT_HOST_888;
295	>	case VDEPTH_32BIT:      // 32-bit requires a 24/32-bit visual
296	>	min_depth = 24;
297	>	max_depth = 32;
298		break;
299		}
300	+	D(bug(" minimum required X depth is %d, maximum supported X depth is %d\n", min_depth, max_depth));
301	+
302	+	// Try to find a visual for one of the color depths
303	+	bool visual_found = false;
304	+	for (int i=0; i<num_depths && !visual_found; i++) {
305	+
306	+	xdepth = avail_depths[i];
307	+	D(bug(" trying to find visual for depth %d\n", xdepth));
308	+	if (xdepth < min_depth || xdepth > max_depth)
309	+	continue;
310	+
311	+	// Determine best color class for this depth
312	+	switch (xdepth) {
313	+	case 1: // Try StaticGray or StaticColor
314	+	if (XMatchVisualInfo(x_display, screen, xdepth, StaticGray, &visualInfo)
315	+	|| XMatchVisualInfo(x_display, screen, xdepth, StaticColor, &visualInfo))
316	+	visual_found = true;
317	+	break;
318	+	case 8: // Need PseudoColor
319	+	if (XMatchVisualInfo(x_display, screen, xdepth, PseudoColor, &visualInfo))
320	+	visual_found = true;
321	+	break;
322	+	case 15:
323	+	case 16:
324	+	case 24:
325	+	case 32: // Try DirectColor first, as this will allow gamma correction
326	+	if (XMatchVisualInfo(x_display, screen, xdepth, DirectColor, &visualInfo)
327	+	|| XMatchVisualInfo(x_display, screen, xdepth, TrueColor, &visualInfo))
328	+	visual_found = true;
329	+	break;
330	+	default:
331	+	D(bug("  not a supported depth\n"));
332	+	break;
333	+	}
334	+	}
335	+	if (!visual_found)
336	+	return false;
337	+
338	+	// Visual was found
339	+	vis = visualInfo.visual;
340	+	color_class = visualInfo.c_class;
341	+	D(bug(" found visual ID 0x%02x, depth %d, class ", visualInfo.visualid, xdepth));
342	+	#if DEBUG
343	+	switch (color_class) {
344	+	case StaticGray: D(bug("StaticGray\n")); break;
345	+	case GrayScale: D(bug("GrayScale\n")); break;
346	+	case StaticColor: D(bug("StaticColor\n")); break;
347	+	case PseudoColor: D(bug("PseudoColor\n")); break;
348	+	case TrueColor: D(bug("TrueColor\n")); break;
349	+	case DirectColor: D(bug("DirectColor\n")); break;
350	+	}
351	+	#endif
352	+	return true;
353	+	}
354	+
355	+	// Add mode to list of supported modes
356	+	static void add_mode(uint32 width, uint32 height, uint32 resolution_id, uint32 bytes_per_row, video_depth depth)
357	+	{
358	+	video_mode mode;
359	+	mode.x = width;
360	+	mode.y = height;
361	+	mode.resolution_id = resolution_id;
362	+	mode.bytes_per_row = bytes_per_row;
363	+	mode.depth = depth;
364	+	VideoModes.push_back(mode);
365	+	}
366	+
367	+	// Add standard list of windowed modes for given color depth
368	+	static void add_window_modes(video_depth depth)
369	+	{
370	+	add_mode(512, 384, 0x80, TrivialBytesPerRow(512, depth), depth);
371	+	add_mode(640, 480, 0x81, TrivialBytesPerRow(640, depth), depth);
372	+	add_mode(800, 600, 0x82, TrivialBytesPerRow(800, depth), depth);
373	+	add_mode(1024, 768, 0x83, TrivialBytesPerRow(1024, depth), depth);
374	+	add_mode(1152, 870, 0x84, TrivialBytesPerRow(1152, depth), depth);
375	+	add_mode(1280, 1024, 0x85, TrivialBytesPerRow(1280, depth), depth);
376	+	add_mode(1600, 1200, 0x86, TrivialBytesPerRow(1600, depth), depth);
377	+	}
378	+
379	+	// Set Mac frame layout and base address (uses the_buffer/MacFrameBaseMac)
380	+	static void set_mac_frame_buffer(X11_monitor_desc &monitor, video_depth depth, bool native_byte_order)
381	+	{
382	+	#if !REAL_ADDRESSING && !DIRECT_ADDRESSING
383	+	int layout = FLAYOUT_DIRECT;
384	+	if (depth == VDEPTH_16BIT)
385	+	layout = (xdepth == 15) ? FLAYOUT_HOST_555 : FLAYOUT_HOST_565;
386	+	else if (depth == VDEPTH_32BIT)
387	+	layout = (xdepth == 24) ? FLAYOUT_HOST_888 : FLAYOUT_DIRECT;
388		if (native_byte_order)
389		MacFrameLayout = layout;
390		else
391		MacFrameLayout = FLAYOUT_DIRECT;
392	+	monitor.set_mac_frame_base(MacFrameBaseMac);
393	+
394	+	// Set variables used by UAE memory banking
395	+	const video_mode &mode = monitor.get_current_mode();
396	+	MacFrameBaseHost = the_buffer;
397	+	MacFrameSize = mode.bytes_per_row * mode.y;
398	+	InitFrameBufferMapping();
399	+	#else
400	+	monitor.set_mac_frame_base(Host2MacAddr(the_buffer));
401		#endif
402	<	switch (depth) {
403	<	case 1:
404	<	VideoMonitor.mode = VMODE_1BIT;
405	<	break;
406	<	case 8:
407	<	VideoMonitor.mode = VMODE_8BIT;
408	<	break;
409	<	case 15:
410	<	VideoMonitor.mode = VMODE_16BIT;
411	<	break;
412	<	case 16:
413	<	VideoMonitor.mode = VMODE_16BIT;
414	<	break;
415	<	case 24:
416	<	case 32:
417	<	VideoMonitor.mode = VMODE_32BIT;
418	<	break;
402	>	D(bug("monitor.mac_frame_base = %08x\n", monitor.get_mac_frame_base()));
403	>	}
404	>
405	>	// Set window name and class
406	>	static void set_window_name(Window w, int name)
407	>	{
408	>	const char *str = GetString(name);
409	>	XStoreName(x_display, w, str);
410	>	XSetIconName(x_display, w, str);
411	>
412	>	XClassHint *hints;
413	>	hints = XAllocClassHint();
414	>	if (hints) {
415	>	hints->res_name = "BasiliskII";
416	>	hints->res_class = "BasiliskII";
417	>	XSetClassHint(x_display, w, hints);
418	>	XFree(hints);
419	>	}
420	>	}
421	>
422	>	// Set window input focus flag
423	>	static void set_window_focus(Window w)
424	>	{
425	>	XWMHints *hints = XAllocWMHints();
426	>	if (hints) {
427	>	hints->input = True;
428	>	hints->initial_state = NormalState;
429	>	hints->flags = InputHint | StateHint;
430	>	XSetWMHints(x_display, w, hints);
431	>	XFree(hints);
432		}
433	<	VideoMonitor.x = width;
434	<	VideoMonitor.y = height;
435	<	VideoMonitor.bytes_per_row = bytes_per_row;
433	>	}
434	>
435	>	// Set WM_DELETE_WINDOW protocol on window (preventing it from being destroyed by the WM when clicking on the "close" widget)
436	>	static Atom WM_DELETE_WINDOW = (Atom)0;
437	>	static void set_window_delete_protocol(Window w)
438	>	{
439	>	WM_DELETE_WINDOW = XInternAtom(x_display, "WM_DELETE_WINDOW", false);
440	>	XSetWMProtocols(x_display, w, &WM_DELETE_WINDOW, 1);
441	>	}
442	>
443	>	// Wait until window is mapped/unmapped
444	>	void wait_mapped(Window w)
445	>	{
446	>	XEvent e;
447	>	do {
448	>	XMaskEvent(x_display, StructureNotifyMask, &e);
449	>	} while ((e.type != MapNotify) || (e.xmap.event != w));
450	>	}
451	>
452	>	void wait_unmapped(Window w)
453	>	{
454	>	XEvent e;
455	>	do {
456	>	XMaskEvent(x_display, StructureNotifyMask, &e);
457	>	} while ((e.type != UnmapNotify) || (e.xmap.event != w));
458		}
459
460		// Trap SHM errors
#	Line 236 | Line 470 | static int error_handler(Display *d, XEr
470		return old_error_handler(d, e);
471		}
472
473	<	// Init window mode
474	<	static bool init_window(int width, int height)
473	>
474	>	/*
475	>	*  Display "driver" classes
476	>	*/
477	>
478	>	class driver_base {
479	>	public:
480	>	driver_base(X11_monitor_desc &m);
481	>	virtual ~driver_base();
482	>
483	>	virtual void update_palette(void);
484	>	virtual void suspend(void) {}
485	>	virtual void resume(void) {}
486	>	virtual void toggle_mouse_grab(void) {}
487	>	virtual void mouse_moved(int x, int y) { ADBMouseMoved(x, y); }
488	>
489	>	void disable_mouse_accel(void);
490	>	void restore_mouse_accel(void);
491	>
492	>	virtual void grab_mouse(void) {}
493	>	virtual void ungrab_mouse(void) {}
494	>
495	>	public:
496	>	X11_monitor_desc &monitor; // Associated video monitor
497	>	const video_mode &mode;    // Video mode handled by the driver
498	>
499	>	bool init_ok;   // Initialization succeeded (we can't use exceptions because of -fomit-frame-pointer)
500	>	Window w;               // The window we draw into
501	>
502	>	int orig_accel_numer, orig_accel_denom, orig_threshold; // Original mouse acceleration
503	>	};
504	>
505	>	class driver_window;
506	>	static void update_display_window_vosf(driver_window *drv);
507	>	static void update_display_dynamic(int ticker, driver_window *drv);
508	>	static void update_display_static(driver_window *drv);
509	>
510	>	class driver_window : public driver_base {
511	>	friend void update_display_window_vosf(driver_window *drv);
512	>	friend void update_display_dynamic(int ticker, driver_window *drv);
513	>	friend void update_display_static(driver_window *drv);
514	>
515	>	public:
516	>	driver_window(X11_monitor_desc &monitor);
517	>	~driver_window();
518	>
519	>	void toggle_mouse_grab(void);
520	>	void mouse_moved(int x, int y);
521	>
522	>	void grab_mouse(void);
523	>	void ungrab_mouse(void);
524	>
525	>	private:
526	>	GC gc;
527	>	XImage *img;
528	>	bool have_shm;                                  // Flag: SHM extensions available
529	>	XShmSegmentInfo shminfo;
530	>	Cursor mac_cursor;
531	>	bool mouse_grabbed;                             // Flag: mouse pointer grabbed, using relative mouse mode
532	>	int mouse_last_x, mouse_last_y; // Last mouse position (for relative mode)
533	>	};
534	>
535	>	static driver_base *drv = NULL; // Pointer to currently used driver object
536	>
537	>	#ifdef ENABLE_VOSF
538	>	# include "video_vosf.h"
539	>	#endif
540	>
541	>	driver_base::driver_base(X11_monitor_desc &m)
542	>	: monitor(m), mode(m.get_current_mode()), init_ok(false), w(0)
543	>	{
544	>	the_buffer = NULL;
545	>	the_buffer_copy = NULL;
546	>	XGetPointerControl(x_display, &orig_accel_numer, &orig_accel_denom, &orig_threshold);
547	>	}
548	>
549	>	driver_base::~driver_base()
550	>	{
551	>	ungrab_mouse();
552	>	restore_mouse_accel();
553	>
554	>	if (w) {
555	>	XUnmapWindow(x_display, w);
556	>	wait_unmapped(w);
557	>	XDestroyWindow(x_display, w);
558	>	}
559	>
560	>	XFlush(x_display);
561	>	XSync(x_display, false);
562	>
563	>	// Free frame buffer(s)
564	>	if (!use_vosf) {
565	>	if (the_buffer) {
566	>	free(the_buffer);
567	>	the_buffer = NULL;
568	>	}
569	>	if (the_buffer_copy) {
570	>	free(the_buffer_copy);
571	>	the_buffer_copy = NULL;
572	>	}
573	>	}
574	>	#ifdef ENABLE_VOSF
575	>	else {
576	>	// the_buffer shall always be mapped through vm_acquire() so that we can vm_protect() it at will
577	>	if (the_buffer != VM_MAP_FAILED) {
578	>	D(bug(" releasing the_buffer at %p (%d bytes)\n", the_buffer, the_buffer_size));
579	>	vm_release(the_buffer, the_buffer_size);
580	>	the_buffer = NULL;
581	>	}
582	>	if (the_host_buffer) {
583	>	D(bug(" freeing the_host_buffer at %p\n", the_host_buffer));
584	>	free(the_host_buffer);
585	>	the_host_buffer = NULL;
586	>	}
587	>	if (the_buffer_copy) {
588	>	D(bug(" freeing the_buffer_copy at %p\n", the_buffer_copy));
589	>	free(the_buffer_copy);
590	>	the_buffer_copy = NULL;
591	>	}
592	>	}
593	>	#endif
594	>	}
595	>
596	>	// Palette has changed
597	>	void driver_base::update_palette(void)
598	>	{
599	>	if (color_class == PseudoColor || color_class == DirectColor) {
600	>	int num = vis->map_entries;
601	>	if (!IsDirectMode(monitor.get_current_mode()) && color_class == DirectColor)
602	>	return; // Indexed mode on true color screen, don't set CLUT
603	>	XStoreColors(x_display, cmap[0], x_palette, num);
604	>	XStoreColors(x_display, cmap[1], x_palette, num);
605	>	}
606	>	XSync(x_display, false);
607	>	}
608	>
609	>	// Disable mouse acceleration
610	>	void driver_base::disable_mouse_accel(void)
611	>	{
612	>	XChangePointerControl(x_display, True, False, 1, 1, 0);
613	>	}
614	>
615	>	// Restore mouse acceleration to original value
616	>	void driver_base::restore_mouse_accel(void)
617		{
618	+	XChangePointerControl(x_display, True, True, orig_accel_numer, orig_accel_denom, orig_threshold);
619	+	}
620	+
621	+
622	+	/*
623	+	*  Windowed display driver
624	+	*/
625	+
626	+	// Open display
627	+	driver_window::driver_window(X11_monitor_desc &m)
628	+	: driver_base(m), gc(0), img(NULL), have_shm(false), mac_cursor(0), mouse_grabbed(false)
629	+	{
630	+	int width = mode.x, height = mode.y;
631		int aligned_width = (width + 15) & ~15;
632		int aligned_height = (height + 15) & ~15;
633
634		// Set absolute mouse mode
635	<	ADBSetRelMouseMode(false);
247	<
248	<	// Read frame skip prefs
249	<	frame_skip = PrefsFindInt32("frameskip");
635	>	ADBSetRelMouseMode(mouse_grabbed);
636
637	<	// Create window
637	>	// Create window (setting background_pixel, border_pixel and colormap is
638	>	// mandatory when using a non-default visual; in 1-bit mode we use the
639	>	// default visual, so we can also use the default colormap)
640		XSetWindowAttributes wattr;
641		wattr.event_mask = eventmask = win_eventmask;
642	<	wattr.background_pixel = black_pixel;
643	<	wattr.border_pixel = black_pixel;
644	<	wattr.backing_store = NotUseful;
645	<	wattr.save_under = false;
646	<	wattr.backing_planes = xdepth;
642	>	wattr.background_pixel = (vis == DefaultVisual(x_display, screen) ? black_pixel : 0);
643	>	wattr.border_pixel = 0;
644	>	wattr.colormap = (mode.depth == VDEPTH_1BIT ? DefaultColormap(x_display, screen) : cmap[0]);
645	>	w = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
646	>	InputOutput, vis, CWEventMask | CWBackPixel | CWBorderPixel | CWColormap, &wattr);
647	>	D(bug(" window created\n"));
648
649	<	XSync(x_display, false);
650	<	the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
262	<	InputOutput, vis, CWEventMask | CWBackPixel | CWBorderPixel |
263	<	CWBackingStore | CWBackingPlanes, &wattr);
264	<	XSync(x_display, false);
265	<	XStoreName(x_display, the_win, GetString(STR_WINDOW_TITLE));
266	<	XMapRaised(x_display, the_win);
267	<	XSync(x_display, false);
649	>	// Set window name/class
650	>	set_window_name(w, STR_WINDOW_TITLE);
651
652	<	// Set colormap
653	<	if (depth == 8) {
654	<	XSetWindowColormap(x_display, the_win, cmap[0]);
655	<	XSetWMColormapWindows(x_display, the_win, &the_win, 1);
656	<	}
652	>	// Indicate that we want keyboard input
653	>	set_window_focus(w);
654	>
655	>	// Set delete protocol property
656	>	set_window_delete_protocol(w);
657
658		// Make window unresizable
659	<	XSizeHints *hints;
660	<	if ((hints = XAllocSizeHints()) != NULL) {
661	<	hints->min_width = width;
662	<	hints->max_width = width;
663	<	hints->min_height = height;
664	<	hints->max_height = height;
665	<	hints->flags = PMinSize | PMaxSize;
666	<	XSetWMNormalHints(x_display, the_win, hints);
667	<	XFree((char *)hints);
668	<	}
669	<
659	>	{
660	>	XSizeHints *hints = XAllocSizeHints();
661	>	if (hints) {
662	>	hints->min_width = width;
663	>	hints->max_width = width;
664	>	hints->min_height = height;
665	>	hints->max_height = height;
666	>	hints->flags = PMinSize | PMaxSize;
667	>	XSetWMNormalHints(x_display, w, hints);
668	>	XFree(hints);
669	>	}
670	>	}
671	>	D(bug(" window attributes set\n"));
672	>
673	>	// Show window
674	>	XMapWindow(x_display, w);
675	>	wait_mapped(w);
676	>	D(bug(" window mapped\n"));
677	>
678	>	// 1-bit mode is big-endian; if the X server is little-endian, we can't
679	>	// use SHM because that doesn't allow changing the image byte order
680	>	bool need_msb_image = (mode.depth == VDEPTH_1BIT && XImageByteOrder(x_display) == LSBFirst);
681	>
682		// Try to create and attach SHM image
683	<	have_shm = false;
289	<	if (depth != 1 && local_X11 && XShmQueryExtension(x_display)) {
683	>	if (local_X11 && !need_msb_image && XShmQueryExtension(x_display)) {
684
685		// Create SHM image ("height + 2" for safety)
686	<	img = XShmCreateImage(x_display, vis, depth, depth == 1 ? XYBitmap : ZPixmap, 0, &shminfo, width, height);
686	>	img = XShmCreateImage(x_display, vis, mode.depth == VDEPTH_1BIT ? 1 : xdepth, mode.depth == VDEPTH_1BIT ? XYBitmap : ZPixmap, 0, &shminfo, width, height);
687	>	D(bug(" shm image created\n"));
688		shminfo.shmid = shmget(IPC_PRIVATE, (aligned_height + 2) * img->bytes_per_line, IPC_CREAT | 0777);
689		the_buffer_copy = (uint8 *)shmat(shminfo.shmid, 0, 0);
690		shminfo.shmaddr = img->data = (char *)the_buffer_copy;
#	Line 304 | Line 699 | static bool init_window(int width, int h
699		if (shm_error) {
700		shmdt(shminfo.shmaddr);
701		XDestroyImage(img);
702	+	img = NULL;
703		shminfo.shmid = -1;
704		} else {
705		have_shm = true;
706		shmctl(shminfo.shmid, IPC_RMID, 0);
707		}
708	+	D(bug(" shm image attached\n"));
709		}
710
711		// Create normal X image if SHM doesn't work ("height + 2" for safety)
712		if (!have_shm) {
713	<	int bytes_per_row = aligned_width;
317	<	switch (depth) {
318	<	case 1:
319	<	bytes_per_row /= 8;
320	<	break;
321	<	case 15:
322	<	case 16:
323	<	bytes_per_row *= 2;
324	<	break;
325	<	case 24:
326	<	case 32:
327	<	bytes_per_row *= 4;
328	<	break;
329	<	}
713	>	int bytes_per_row = (mode.depth == VDEPTH_1BIT ? aligned_width/8 : TrivialBytesPerRow(aligned_width, DepthModeForPixelDepth(xdepth)));
714		the_buffer_copy = (uint8 *)malloc((aligned_height + 2) * bytes_per_row);
715	<	img = XCreateImage(x_display, vis, depth, depth == 1 ? XYBitmap : ZPixmap, 0, (char *)the_buffer_copy, aligned_width, aligned_height, 32, bytes_per_row);
715	>	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);
716	>	D(bug(" X image created\n"));
717		}
718
719	<	// 1-Bit mode is big-endian
335	<	if (depth == 1) {
719	>	if (need_msb_image) {
720		img->byte_order = MSBFirst;
721		img->bitmap_bit_order = MSBFirst;
722		}
723
724	+	#ifdef ENABLE_VOSF
725	+	use_vosf = true;
726	+	// Allocate memory for frame buffer (SIZE is extended to page-boundary)
727	+	the_host_buffer = the_buffer_copy;
728	+	the_buffer_size = page_extend((aligned_height + 2) * img->bytes_per_line);
729	+	the_buffer = (uint8 *)vm_acquire(the_buffer_size);
730	+	the_buffer_copy = (uint8 *)malloc(the_buffer_size);
731	+	D(bug("the_buffer = %p, the_buffer_copy = %p, the_host_buffer = %p\n", the_buffer, the_buffer_copy, the_host_buffer));
732	+	#else
733		// Allocate memory for frame buffer
734		the_buffer = (uint8 *)malloc((aligned_height + 2) * img->bytes_per_line);
735	+	D(bug("the_buffer = %p, the_buffer_copy = %p\n", the_buffer, the_buffer_copy));
736	+	#endif
737
738		// Create GC
739	<	the_gc = XCreateGC(x_display, the_win, 0, 0);
740	<	XSetState(x_display, the_gc, black_pixel, white_pixel, GXcopy, AllPlanes);
739	>	gc = XCreateGC(x_display, w, 0, 0);
740	>	XSetState(x_display, gc, black_pixel, white_pixel, GXcopy, AllPlanes);
741
742		// Create no_cursor
743		mac_cursor = XCreatePixmapCursor(x_display,
744	<	XCreatePixmap(x_display, the_win, 1, 1, 1),
745	<	XCreatePixmap(x_display, the_win, 1, 1, 1),
744	>	XCreatePixmap(x_display, w, 1, 1, 1),
745	>	XCreatePixmap(x_display, w, 1, 1, 1),
746		&black, &white, 0, 0);
747	<	XDefineCursor(x_display, the_win, mac_cursor);
747	>	XDefineCursor(x_display, w, mac_cursor);
748
749	<	// Set VideoMonitor
749	>	// Init blitting routines
750	>	bool native_byte_order;
751		#ifdef WORDS_BIGENDIAN
752	<	set_video_monitor(width, height, img->bytes_per_line, img->bitmap_bit_order == MSBFirst);
752	>	native_byte_order = (XImageByteOrder(x_display) == MSBFirst);
753		#else
754	<	set_video_monitor(width, height, img->bytes_per_line, img->bitmap_bit_order == LSBFirst);
754	>	native_byte_order = (XImageByteOrder(x_display) == LSBFirst);
755		#endif
756	<
757	<	#if REAL_ADDRESSING
758	<	VideoMonitor.mac_frame_base = (uint32)the_buffer;
756	>	#ifdef ENABLE_VOSF
757	>	Screen_blitter_init(&visualInfo, native_byte_order, depth_of_video_mode(mode));
758	>	#endif
759	>
760	>	// Set frame buffer base
761	>	set_mac_frame_buffer(monitor, mode.depth, native_byte_order);
762	>
763	>	// Everything went well
764	>	init_ok = true;
765	>	}
766	>
767	>	// Close display
768	>	driver_window::~driver_window()
769	>	{
770	>	if (have_shm) {
771	>	XShmDetach(x_display, &shminfo);
772	>	#ifdef ENABLE_VOSF
773	>	the_host_buffer = NULL; // don't free() in driver_base dtor
774		#else
775	<	VideoMonitor.mac_frame_base = MacFrameBaseMac;
775	>	the_buffer_copy = NULL; // don't free() in driver_base dtor
776		#endif
777	<	return true;
777	>	}
778	>	if (img) {
779	>	if (!have_shm)
780	>	img->data = NULL;
781	>	XDestroyImage(img);
782	>	}
783	>	if (have_shm) {
784	>	shmdt(shminfo.shmaddr);
785	>	shmctl(shminfo.shmid, IPC_RMID, 0);
786	>	}
787	>	if (gc)
788	>	XFreeGC(x_display, gc);
789	>	}
790	>
791	>	// Toggle mouse grab
792	>	void driver_window::toggle_mouse_grab(void)
793	>	{
794	>	if (mouse_grabbed)
795	>	ungrab_mouse();
796	>	else
797	>	grab_mouse();
798	>	}
799	>
800	>	// Grab mouse, switch to relative mouse mode
801	>	void driver_window::grab_mouse(void)
802	>	{
803	>	int result;
804	>	for (int i=0; i<10; i++) {
805	>	result = XGrabPointer(x_display, w, True, 0,
806	>	GrabModeAsync, GrabModeAsync, w, None, CurrentTime);
807	>	if (result != AlreadyGrabbed)
808	>	break;
809	>	Delay_usec(100000);
810	>	}
811	>	if (result == GrabSuccess) {
812	>	XStoreName(x_display, w, GetString(STR_WINDOW_TITLE_GRABBED));
813	>	ADBSetRelMouseMode(mouse_grabbed = true);
814	>	disable_mouse_accel();
815	>	}
816	>	}
817	>
818	>	// Ungrab mouse, switch to absolute mouse mode
819	>	void driver_window::ungrab_mouse(void)
820	>	{
821	>	if (mouse_grabbed) {
822	>	XUngrabPointer(x_display, CurrentTime);
823	>	XStoreName(x_display, w, GetString(STR_WINDOW_TITLE));
824	>	ADBSetRelMouseMode(mouse_grabbed = false);
825	>	restore_mouse_accel();
826	>	}
827	>	}
828	>
829	>	// Mouse moved
830	>	void driver_window::mouse_moved(int x, int y)
831	>	{
832	>	if (!mouse_grabbed) {
833	>	mouse_last_x = x; mouse_last_y = y;
834	>	ADBMouseMoved(x, y);
835	>	return;
836	>	}
837	>
838	>	// Warped mouse motion (this code is taken from SDL)
839	>
840	>	// Post first mouse event
841	>	int width = monitor.get_current_mode().x, height = monitor.get_current_mode().y;
842	>	int delta_x = x - mouse_last_x, delta_y = y - mouse_last_y;
843	>	mouse_last_x = x; mouse_last_y = y;
844	>	ADBMouseMoved(delta_x, delta_y);
845	>
846	>	// Only warp the pointer when it has reached the edge
847	>	const int MOUSE_FUDGE_FACTOR = 8;
848	>	if (x < MOUSE_FUDGE_FACTOR || x > (width - MOUSE_FUDGE_FACTOR)
849	>	|| y < MOUSE_FUDGE_FACTOR || y > (height - MOUSE_FUDGE_FACTOR)) {
850	>	XEvent event;
851	>	while (XCheckTypedEvent(x_display, MotionNotify, &event)) {
852	>	delta_x = x - mouse_last_x; delta_y = y - mouse_last_y;
853	>	mouse_last_x = x; mouse_last_y = y;
854	>	ADBMouseMoved(delta_x, delta_y);
855	>	}
856	>	mouse_last_x = width/2;
857	>	mouse_last_y = height/2;
858	>	XWarpPointer(x_display, None, w, 0, 0, 0, 0, mouse_last_x, mouse_last_y);
859	>	for (int i=0; i<10; i++) {
860	>	XMaskEvent(x_display, PointerMotionMask, &event);
861	>	if (event.xmotion.x > (mouse_last_x - MOUSE_FUDGE_FACTOR)
862	>	&& event.xmotion.x < (mouse_last_x + MOUSE_FUDGE_FACTOR)
863	>	&& event.xmotion.y > (mouse_last_y - MOUSE_FUDGE_FACTOR)
864	>	&& event.xmotion.y < (mouse_last_y + MOUSE_FUDGE_FACTOR))
865	>	break;
866	>	}
867	>	}
868	>	}
869	>
870	>
871	>	#if defined(ENABLE_XF86_DGA) || defined(ENABLE_FBDEV_DGA)
872	>	/*
873	>	*  DGA display driver base class
874	>	*/
875	>
876	>	class driver_dga : public driver_base {
877	>	public:
878	>	driver_dga(X11_monitor_desc &monitor);
879	>	~driver_dga();
880	>
881	>	void suspend(void);
882	>	void resume(void);
883	>
884	>	private:
885	>	Window suspend_win;             // "Suspend" information window
886	>	void *fb_save;                  // Saved frame buffer for suspend/resume
887	>	};
888	>
889	>	driver_dga::driver_dga(X11_monitor_desc &m)
890	>	: driver_base(m), suspend_win(0), fb_save(NULL)
891	>	{
892	>	}
893	>
894	>	driver_dga::~driver_dga()
895	>	{
896	>	XUngrabPointer(x_display, CurrentTime);
897	>	XUngrabKeyboard(x_display, CurrentTime);
898	>	}
899	>
900	>	// Suspend emulation
901	>	void driver_dga::suspend(void)
902	>	{
903	>	// Release ctrl key
904	>	ADBKeyUp(0x36);
905	>	ctrl_down = false;
906	>
907	>	// Lock frame buffer (this will stop the MacOS thread)
908	>	LOCK_FRAME_BUFFER;
909	>
910	>	// Save frame buffer
911	>	fb_save = malloc(mode.y * mode.bytes_per_row);
912	>	if (fb_save)
913	>	memcpy(fb_save, the_buffer, mode.y * mode.bytes_per_row);
914	>
915	>	// Close full screen display
916	>	#ifdef ENABLE_XF86_DGA
917	>	XF86DGADirectVideo(x_display, screen, 0);
918	>	#endif
919	>	XUngrabPointer(x_display, CurrentTime);
920	>	XUngrabKeyboard(x_display, CurrentTime);
921	>	restore_mouse_accel();
922	>	XUnmapWindow(x_display, w);
923	>	wait_unmapped(w);
924	>
925	>	// Open "suspend" window
926	>	XSetWindowAttributes wattr;
927	>	wattr.event_mask = KeyPressMask;
928	>	wattr.background_pixel = black_pixel;
929	>
930	>	suspend_win = XCreateWindow(x_display, rootwin, 0, 0, 512, 1, 0, xdepth,
931	>	InputOutput, vis, CWEventMask | CWBackPixel, &wattr);
932	>	set_window_name(suspend_win, STR_SUSPEND_WINDOW_TITLE);
933	>	set_window_focus(suspend_win);
934	>	XMapWindow(x_display, suspend_win);
935	>	emul_suspended = true;
936		}
937
938	<	// Init fbdev DGA display
939	<	static bool init_fbdev_dga(char *in_fb_name)
938	>	// Resume emulation
939	>	void driver_dga::resume(void)
940		{
941	+	// Close "suspend" window
942	+	XDestroyWindow(x_display, suspend_win);
943	+	XSync(x_display, false);
944	+
945	+	// Reopen full screen display
946	+	XMapRaised(x_display, w);
947	+	wait_mapped(w);
948	+	XWarpPointer(x_display, None, rootwin, 0, 0, 0, 0, 0, 0);
949	+	XGrabKeyboard(x_display, rootwin, True, GrabModeAsync, GrabModeAsync, CurrentTime);
950	+	XGrabPointer(x_display, rootwin, True, PointerMotionMask | ButtonPressMask | ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
951	+	disable_mouse_accel();
952	+	#ifdef ENABLE_XF86_DGA
953	+	XF86DGADirectVideo(x_display, screen, XF86DGADirectGraphics | XF86DGADirectKeyb | XF86DGADirectMouse);
954	+	XF86DGASetViewPort(x_display, screen, 0, 0);
955	+	#endif
956	+	XSync(x_display, false);
957	+
958	+	// the_buffer already contains the data to restore. i.e. since a temporary
959	+	// frame buffer is used when VOSF is actually used, fb_save is therefore
960	+	// not necessary.
961	+	#ifdef ENABLE_VOSF
962	+	if (use_vosf) {
963	+	LOCK_VOSF;
964	+	PFLAG_SET_ALL;
965	+	UNLOCK_VOSF;
966	+	memset(the_buffer_copy, 0, mode.bytes_per_row * mode.y);
967	+	}
968	+	#endif
969	+
970	+	// Restore frame buffer
971	+	if (fb_save) {
972	+	#ifdef ENABLE_VOSF
973	+	// Don't copy fb_save to the temporary frame buffer in VOSF mode
974	+	if (!use_vosf)
975	+	#endif
976	+	memcpy(the_buffer, fb_save, mode.y * mode.bytes_per_row);
977	+	free(fb_save);
978	+	fb_save = NULL;
979	+	}
980	+
981	+	// Unlock frame buffer (and continue MacOS thread)
982	+	UNLOCK_FRAME_BUFFER;
983	+	emul_suspended = false;
984	+	}
985	+	#endif
986	+
987	+
988		#ifdef ENABLE_FBDEV_DGA
989	+	/*
990	+	*  fbdev DGA display driver
991	+	*/
992	+
993	+	const char FBDEVICES_FILE_NAME[] = DATADIR "/fbdevices";
994	+	const char FBDEVICE_FILE_NAME[] = "/dev/fb";
995	+
996	+	class driver_fbdev : public driver_dga {
997	+	public:
998	+	driver_fbdev(X11_monitor_desc &monitor);
999	+	~driver_fbdev();
1000	+	};
1001	+
1002	+	// Open display
1003	+	driver_fbdev::driver_fbdev(X11_monitor_desc &m) : driver_dga(m)
1004	+	{
1005	+	int width = mode.x, height = mode.y;
1006	+
1007	+	// Set absolute mouse mode
1008	+	ADBSetRelMouseMode(false);
1009	+
1010		// Find the maximum depth available
1011		int ndepths, max_depth(0);
1012		int *depths = XListDepths(x_display, screen, &ndepths);
1013		if (depths == NULL) {
1014		printf("FATAL: Could not determine the maximal depth available\n");
1015	<	return false;
1015	>	return;
1016		} else {
1017		while (ndepths-- > 0) {
1018		if (depths[ndepths] > max_depth)
#	Line 392 | Line 1029 | static bool init_fbdev_dga(char *in_fb_n
1029		char str[256];
1030		sprintf(str, GetString(STR_NO_FBDEVICE_FILE_ERR), fbd_path ? fbd_path : FBDEVICES_FILE_NAME, strerror(errno));
1031		ErrorAlert(str);
1032	<	return false;
1032	>	return;
1033		}
1034
1035		int fb_depth;           // supported depth
#	Line 411 | Line 1048 | static bool init_fbdev_dga(char *in_fb_n
1048		if ((line[0] == '#') || (line[0] == ';') || (line[0] == '\0'))
1049		continue;
1050
1051	<	if ((sscanf(line, "%19s %d %x", &fb_name, &fb_depth, &fb_offset) == 3)
1052	<	&& (strcmp(fb_name, in_fb_name) == 0) && (fb_depth == max_depth)) {
1051	>	if ((sscanf(line, "%19s %d %x", fb_name, &fb_depth, &fb_offset) == 3)
1052	>	&& (strcmp(fb_name, fb_name) == 0) && (fb_depth == max_depth)) {
1053		device_found = true;
1054		break;
1055		}
#	Line 424 | Line 1061 | static bool init_fbdev_dga(char *in_fb_n
1061		// Frame buffer name not found ? Then, display warning
1062		if (!device_found) {
1063		char str[256];
1064	<	sprintf(str, GetString(STR_FBDEV_NAME_ERR), in_fb_name, max_depth);
1064	>	sprintf(str, GetString(STR_FBDEV_NAME_ERR), fb_name, max_depth);
1065		ErrorAlert(str);
1066	<	return false;
1066	>	return;
1067		}
1068
432	–	int width = DisplayWidth(x_display, screen);
433	–	int height = DisplayHeight(x_display, screen);
434	–	depth = fb_depth; // max_depth
435	–
436	–	// Set relative mouse mode
437	–	ADBSetRelMouseMode(false);
438	–
1069		// Create window
1070		XSetWindowAttributes wattr;
1071	<	wattr.override_redirect = True;
1072	<	wattr.backing_store             = NotUseful;
1073	<	wattr.background_pixel  = white_pixel;
1074	<	wattr.border_pixel              = black_pixel;
445	<	wattr.event_mask                = eventmask = dga_eventmask;
1071	>	wattr.event_mask = eventmask = dga_eventmask;
1072	>	wattr.background_pixel = white_pixel;
1073	>	wattr.override_redirect = True;
1074	>	wattr.colormap = cmap[0];
1075
1076	<	XSync(x_display, false);
448	<	the_win = XCreateWindow(x_display, rootwin,
1076	>	w = XCreateWindow(x_display, rootwin,
1077		0, 0, width, height,
1078		0, xdepth, InputOutput, vis,
1079	<	CWEventMask|CWBackPixel|CWBorderPixel|CWOverrideRedirect|CWBackingStore,
1079	>	CWEventMask | CWBackPixel | CWOverrideRedirect | (fb_depth <= 8 ? CWColormap : 0),
1080		&wattr);
1081	<	XSync(x_display, false);
1082	<	XMapRaised(x_display, the_win);
1083	<	XSync(x_display, false);
1081	>
1082	>	// Set window name/class
1083	>	set_window_name(w, STR_WINDOW_TITLE);
1084	>
1085	>	// Indicate that we want keyboard input
1086	>	set_window_focus(w);
1087	>
1088	>	// Show window
1089	>	XMapRaised(x_display, w);
1090	>	wait_mapped(w);
1091
1092		// Grab mouse and keyboard
1093	<	XGrabKeyboard(x_display, the_win, True,
1093	>	XGrabKeyboard(x_display, w, True,
1094		GrabModeAsync, GrabModeAsync, CurrentTime);
1095	<	XGrabPointer(x_display, the_win, True,
1095	>	XGrabPointer(x_display, w, True,
1096		PointerMotionMask | ButtonPressMask | ButtonReleaseMask,
1097	<	GrabModeAsync, GrabModeAsync, the_win, None, CurrentTime);
1098	<
464	<	// Set colormap
465	<	if (depth == 8) {
466	<	XSetWindowColormap(x_display, the_win, cmap[0]);
467	<	XSetWMColormapWindows(x_display, the_win, &the_win, 1);
468	<	}
1097	>	GrabModeAsync, GrabModeAsync, w, None, CurrentTime);
1098	>	disable_mouse_accel();
1099
1100	<	// Set VideoMonitor
1101	<	int bytes_per_row = width;
472	<	switch (depth) {
473	<	case 1:
474	<	bytes_per_row = ((width | 7) & ~7) >> 3;
475	<	break;
476	<	case 15:
477	<	case 16:
478	<	bytes_per_row *= 2;
479	<	break;
480	<	case 24:
481	<	case 32:
482	<	bytes_per_row *= 4;
483	<	break;
484	<	}
1100	>	// Calculate bytes per row
1101	>	int bytes_per_row = TrivialBytesPerRow(mode.x, mode.depth);
1102
1103	<	if ((the_buffer = (uint8 *) mmap(NULL, height * bytes_per_row, PROT_READ | PROT_WRITE, MAP_PRIVATE, fbdev_fd, fb_offset)) == MAP_FAILED) {
1104	<	if ((the_buffer = (uint8 *) mmap(NULL, height * bytes_per_row, PROT_READ | PROT_WRITE, MAP_SHARED, fbdev_fd, fb_offset)) == MAP_FAILED) {
1103	>	// Map frame buffer
1104	>	the_buffer_size = height * bytes_per_row;
1105	>	if ((the_buffer = (uint8 *) mmap(NULL, the_buffer_size, PROT_READ | PROT_WRITE, MAP_PRIVATE, fbdev_fd, fb_offset)) == MAP_FAILED) {
1106	>	if ((the_buffer = (uint8 *) mmap(NULL, the_buffer_size, PROT_READ | PROT_WRITE, MAP_SHARED, fbdev_fd, fb_offset)) == MAP_FAILED) {
1107		char str[256];
1108		sprintf(str, GetString(STR_FBDEV_MMAP_ERR), strerror(errno));
1109		ErrorAlert(str);
1110	<	return false;
1110	>	return;
1111		}
1112		}
1113
1114	<	set_video_monitor(width, height, bytes_per_row, true);
1115	<	#if REAL_ADDRESSING
1116	<	VideoMonitor.mac_frame_base = (uint32)the_buffer;
1114	>	#if ENABLE_VOSF
1115	>	#if REAL_ADDRESSING || DIRECT_ADDRESSING
1116	>	// Screen_blitter_init() returns TRUE if VOSF is mandatory
1117	>	// i.e. the framebuffer update function is not Blit_Copy_Raw
1118	>	use_vosf = Screen_blitter_init(&visualInfo, true, mode.depth);
1119	>
1120	>	if (use_vosf) {
1121	>	// Allocate memory for frame buffer (SIZE is extended to page-boundary)
1122	>	the_host_buffer = the_buffer;
1123	>	the_buffer_size = page_extend((height + 2) * bytes_per_row);
1124	>	the_buffer_copy = (uint8 *)malloc(the_buffer_size);
1125	>	the_buffer = (uint8 *)vm_acquire(the_buffer_size);
1126	>	}
1127		#else
1128	<	VideoMonitor.mac_frame_base = MacFrameBaseMac;
1128	>	use_vosf = false;
1129		#endif
501	–	return true;
502	–	#else
503	–	ErrorAlert("Basilisk II has been compiled with fbdev DGA support disabled.");
504	–	return false;
1130		#endif
1131	+
1132	+	// Set frame buffer base
1133	+	const_cast<video_mode *>(&mode)->bytes_per_row = bytes_per_row;
1134	+	const_cast<video_mode *>(&mode)->depth = DepthModeForPixelDepth(fb_depth);
1135	+	set_mac_frame_buffer(monitor, mode.depth, true);
1136	+
1137	+	// Everything went well
1138	+	init_ok = true;
1139		}
1140
1141	<	// Init XF86 DGA display
1142	<	static bool init_xf86_dga(int width, int height)
1141	>	// Close display
1142	>	driver_fbdev::~driver_fbdev()
1143		{
1144	+	if (!use_vosf) {
1145	+	if (the_buffer != MAP_FAILED) {
1146	+	// don't free() the screen buffer in driver_base dtor
1147	+	munmap(the_buffer, the_buffer_size);
1148	+	the_buffer = NULL;
1149	+	}
1150	+	}
1151	+	#ifdef ENABLE_VOSF
1152	+	else {
1153	+	if (the_host_buffer != MAP_FAILED) {
1154	+	// don't free() the screen buffer in driver_base dtor
1155	+	munmap(the_host_buffer, the_buffer_size);
1156	+	the_host_buffer = NULL;
1157	+	}
1158	+	}
1159	+	#endif
1160	+	}
1161	+	#endif
1162	+
1163	+
1164		#ifdef ENABLE_XF86_DGA
1165	+	/*
1166	+	*  XFree86 DGA display driver
1167	+	*/
1168	+
1169	+	class driver_xf86dga : public driver_dga {
1170	+	public:
1171	+	driver_xf86dga(X11_monitor_desc &monitor);
1172	+	~driver_xf86dga();
1173	+
1174	+	void update_palette(void);
1175	+	void resume(void);
1176	+
1177	+	private:
1178	+	int current_dga_cmap;                                   // Number (0 or 1) of currently installed DGA colormap
1179	+	};
1180	+
1181	+	// Open display
1182	+	driver_xf86dga::driver_xf86dga(X11_monitor_desc &m)
1183	+	: driver_dga(m), current_dga_cmap(0)
1184	+	{
1185	+	int width = mode.x, height = mode.y;
1186	+
1187		// Set relative mouse mode
1188		ADBSetRelMouseMode(true);
1189
#	Line 524 | Line 1199 | static bool init_xf86_dga(int width, int
1199		}
1200		XF86VidModeSwitchToMode(x_display, screen, x_video_modes[best]);
1201		XF86VidModeSetViewPort(x_display, screen, 0, 0);
1202	+	XSync(x_display, false);
1203		}
1204		#endif
1205
1206		// Create window
1207		XSetWindowAttributes wattr;
1208		wattr.event_mask = eventmask = dga_eventmask;
533	–	wattr.border_pixel = black_pixel;
1209		wattr.override_redirect = True;
1210	+	wattr.colormap = (mode.depth == VDEPTH_1BIT ? DefaultColormap(x_display, screen) : cmap[0]);
1211
1212	<	XSync(x_display, false);
1213	<	the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
1214	<	InputOutput, vis, CWEventMask | CWBorderPixel | CWOverrideRedirect, &wattr);
1215	<	XSync(x_display, false);
1216	<	XStoreName(x_display, the_win, GetString(STR_WINDOW_TITLE));
1217	<	XMapRaised(x_display, the_win);
1218	<	XSync(x_display, false);
1212	>	w = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
1213	>	InputOutput, vis, CWEventMask | CWOverrideRedirect |
1214	>	(color_class == DirectColor ? CWColormap : 0), &wattr);
1215	>
1216	>	// Set window name/class
1217	>	set_window_name(w, STR_WINDOW_TITLE);
1218	>
1219	>	// Indicate that we want keyboard input
1220	>	set_window_focus(w);
1221	>
1222	>	// Show window
1223	>	XMapRaised(x_display, w);
1224	>	wait_mapped(w);
1225
1226		// Establish direct screen connection
1227	<	XMoveResizeWindow(x_display, the_win, 0, 0, width, height);
1227	>	XMoveResizeWindow(x_display, w, 0, 0, width, height);
1228		XWarpPointer(x_display, None, rootwin, 0, 0, 0, 0, 0, 0);
1229		XGrabKeyboard(x_display, rootwin, True, GrabModeAsync, GrabModeAsync, CurrentTime);
1230		XGrabPointer(x_display, rootwin, True, PointerMotionMask | ButtonPressMask | ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
1231	+	disable_mouse_accel();
1232
1233		int v_width, v_bank, v_size;
1234		XF86DGAGetVideo(x_display, screen, (char **)&the_buffer, &v_width, &v_bank, &v_size);
#	Line 554 | Line 1237 | static bool init_xf86_dga(int width, int
1237		XF86DGASetVidPage(x_display, screen, 0);
1238
1239		// Set colormap
1240	<	if (depth == 8) {
1241	<	XSetWindowColormap(x_display, the_win, cmap[current_dga_cmap = 0]);
559	<	XSetWMColormapWindows(x_display, the_win, &the_win, 1);
1240	>	if (!IsDirectMode(mode)) {
1241	>	XSetWindowColormap(x_display, w, cmap[current_dga_cmap = 0]);
1242		XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
1243		}
1244	+	XSync(x_display, false);
1245
1246	<	// Set VideoMonitor
1247	<	int bytes_per_row = (v_width + 7) & ~7;
1248	<	switch (depth) {
1249	<	case 1:
1250	<	bytes_per_row /= 8;
1251	<	break;
569	<	case 15:
570	<	case 16:
571	<	bytes_per_row *= 2;
572	<	break;
573	<	case 24:
574	<	case 32:
575	<	bytes_per_row *= 4;
576	<	break;
577	<	}
578	<	set_video_monitor(width, height, bytes_per_row, true);
579	<	#if REAL_ADDRESSING
580	<	VideoMonitor.mac_frame_base = (uint32)the_buffer;
581	<	MacFrameLayout = FLAYOUT_DIRECT;
1246	>	// Init blitting routines
1247	>	int bytes_per_row = TrivialBytesPerRow((v_width + 7) & ~7, mode.depth);
1248	>	#if ENABLE_VOSF
1249	>	bool native_byte_order;
1250	>	#ifdef WORDS_BIGENDIAN
1251	>	native_byte_order = (XImageByteOrder(x_display) == MSBFirst);
1252		#else
1253	<	VideoMonitor.mac_frame_base = MacFrameBaseMac;
1253	>	native_byte_order = (XImageByteOrder(x_display) == LSBFirst);
1254		#endif
1255	<	return true;
1255	>	#if REAL_ADDRESSING || DIRECT_ADDRESSING
1256	>	// Screen_blitter_init() returns TRUE if VOSF is mandatory
1257	>	// i.e. the framebuffer update function is not Blit_Copy_Raw
1258	>	use_vosf = Screen_blitter_init(&visualInfo, native_byte_order, depth_of_video_mode(mode));
1259	>
1260	>	if (use_vosf) {
1261	>	// Allocate memory for frame buffer (SIZE is extended to page-boundary)
1262	>	the_host_buffer = the_buffer;
1263	>	the_buffer_size = page_extend((height + 2) * bytes_per_row);
1264	>	the_buffer_copy = (uint8 *)malloc(the_buffer_size);
1265	>	the_buffer = (uint8 *)vm_acquire(the_buffer_size);
1266	>	}
1267		#else
1268	<	ErrorAlert("Basilisk II has been compiled with XF86 DGA support disabled.");
1269	<	return false;
1268	>	use_vosf = false;
1269	>	#endif
1270	>	#endif
1271	>
1272	>	// Set frame buffer base
1273	>	const_cast<video_mode *>(&mode)->bytes_per_row = bytes_per_row;
1274	>	set_mac_frame_buffer(monitor, mode.depth, true);
1275	>
1276	>	// Everything went well
1277	>	init_ok = true;
1278	>	}
1279	>
1280	>	// Close display
1281	>	driver_xf86dga::~driver_xf86dga()
1282	>	{
1283	>	XF86DGADirectVideo(x_display, screen, 0);
1284	>	if (!use_vosf) {
1285	>	// don't free() the screen buffer in driver_base dtor
1286	>	the_buffer = NULL;
1287	>	}
1288	>	#ifdef ENABLE_VOSF
1289	>	else {
1290	>	// don't free() the screen buffer in driver_base dtor
1291	>	the_host_buffer = NULL;
1292	>	}
1293		#endif
1294	+	#ifdef ENABLE_XF86_VIDMODE
1295	+	if (has_vidmode)
1296	+	XF86VidModeSwitchToMode(x_display, screen, x_video_modes[0]);
1297	+	#endif
1298	+	}
1299	+
1300	+	// Palette has changed
1301	+	void driver_xf86dga::update_palette(void)
1302	+	{
1303	+	driver_dga::update_palette();
1304	+	current_dga_cmap ^= 1;
1305	+	if (!IsDirectMode(monitor.get_current_mode()) && cmap[current_dga_cmap])
1306	+	XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
1307	+	}
1308	+
1309	+	// Resume emulation
1310	+	void driver_xf86dga::resume(void)
1311	+	{
1312	+	driver_dga::resume();
1313	+	if (!IsDirectMode(monitor.get_current_mode()))
1314	+	XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
1315		}
1316	+	#endif
1317	+
1318	+
1319	+	/*
1320	+	*  Initialization
1321	+	*/
1322
1323		// Init keycode translation table
1324		static void keycode_init(void)
#	Line 654 | Line 1385 | static void keycode_init(void)
1385		}
1386		}
1387
1388	+	// Open display for current mode
1389	+	bool X11_monitor_desc::video_open(void)
1390	+	{
1391	+	D(bug("video_open()\n"));
1392	+	const video_mode &mode = get_current_mode();
1393	+
1394	+	// Find best available X visual
1395	+	if (!find_visual_for_depth(mode.depth)) {
1396	+	ErrorAlert(STR_NO_XVISUAL_ERR);
1397	+	return false;
1398	+	}
1399	+
1400	+	// Create color maps
1401	+	if (color_class == PseudoColor || color_class == DirectColor) {
1402	+	cmap[0] = XCreateColormap(x_display, rootwin, vis, AllocAll);
1403	+	cmap[1] = XCreateColormap(x_display, rootwin, vis, AllocAll);
1404	+	} else {
1405	+	cmap[0] = XCreateColormap(x_display, rootwin, vis, AllocNone);
1406	+	cmap[1] = XCreateColormap(x_display, rootwin, vis, AllocNone);
1407	+	}
1408	+
1409	+	// Find pixel format of direct modes
1410	+	if (color_class == DirectColor || color_class == TrueColor) {
1411	+	rshift = gshift = bshift = 0;
1412	+	rloss = gloss = bloss = 8;
1413	+	uint32 mask;
1414	+	for (mask=vis->red_mask; !(mask&1); mask>>=1)
1415	+	++rshift;
1416	+	for (; mask&1; mask>>=1)
1417	+	--rloss;
1418	+	for (mask=vis->green_mask; !(mask&1); mask>>=1)
1419	+	++gshift;
1420	+	for (; mask&1; mask>>=1)
1421	+	--gloss;
1422	+	for (mask=vis->blue_mask; !(mask&1); mask>>=1)
1423	+	++bshift;
1424	+	for (; mask&1; mask>>=1)
1425	+	--bloss;
1426	+	}
1427	+
1428	+	// Preset palette pixel values for CLUT or gamma table
1429	+	if (color_class == DirectColor) {
1430	+	int num = vis->map_entries;
1431	+	for (int i=0; i<num; i++) {
1432	+	int c = (i * 256) / num;
1433	+	x_palette[i].pixel = map_rgb(c, c, c);
1434	+	x_palette[i].flags = DoRed | DoGreen | DoBlue;
1435	+	}
1436	+	} else if (color_class == PseudoColor) {
1437	+	for (int i=0; i<256; i++) {
1438	+	x_palette[i].pixel = i;
1439	+	x_palette[i].flags = DoRed | DoGreen | DoBlue;
1440	+	}
1441	+	}
1442	+
1443	+	// Load gray ramp to color map
1444	+	int num = (color_class == DirectColor ? vis->map_entries : 256);
1445	+	for (int i=0; i<num; i++) {
1446	+	int c = (i * 256) / num;
1447	+	x_palette[i].red = c * 0x0101;
1448	+	x_palette[i].green = c * 0x0101;
1449	+	x_palette[i].blue = c * 0x0101;
1450	+	}
1451	+	if (color_class == PseudoColor || color_class == DirectColor) {
1452	+	XStoreColors(x_display, cmap[0], x_palette, num);
1453	+	XStoreColors(x_display, cmap[1], x_palette, num);
1454	+	}
1455	+
1456	+	#ifdef ENABLE_VOSF
1457	+	// Load gray ramp to 8->16/32 expand map
1458	+	if (!IsDirectMode(mode) && xdepth > 8)
1459	+	for (int i=0; i<256; i++)
1460	+	ExpandMap[i] = map_rgb(i, i, i);
1461	+	#endif
1462	+
1463	+	// Create display driver object of requested type
1464	+	switch (display_type) {
1465	+	case DISPLAY_WINDOW:
1466	+	drv = new driver_window(*this);
1467	+	break;
1468	+	#ifdef ENABLE_FBDEV_DGA
1469	+	case DISPLAY_DGA:
1470	+	drv = new driver_fbdev(*this);
1471	+	break;
1472	+	#endif
1473	+	#ifdef ENABLE_XF86_DGA
1474	+	case DISPLAY_DGA:
1475	+	drv = new driver_xf86dga(*this);
1476	+	break;
1477	+	#endif
1478	+	}
1479	+	if (drv == NULL)
1480	+	return false;
1481	+	if (!drv->init_ok) {
1482	+	delete drv;
1483	+	drv = NULL;
1484	+	return false;
1485	+	}
1486	+
1487	+	#ifdef ENABLE_VOSF
1488	+	if (use_vosf) {
1489	+	// Initialize the VOSF system
1490	+	if (!video_vosf_init(*this)) {
1491	+	ErrorAlert(STR_VOSF_INIT_ERR);
1492	+	return false;
1493	+	}
1494	+	}
1495	+	#endif
1496	+
1497	+	// Initialize VideoRefresh function
1498	+	VideoRefreshInit();
1499	+
1500	+	// Lock down frame buffer
1501	+	XSync(x_display, false);
1502	+	LOCK_FRAME_BUFFER;
1503	+
1504	+	// Start redraw/input thread
1505	+	#ifdef HAVE_PTHREADS
1506	+	redraw_thread_cancel = false;
1507	+	Set_pthread_attr(&redraw_thread_attr, 0);
1508	+	redraw_thread_active = (pthread_create(&redraw_thread, &redraw_thread_attr, redraw_func, NULL) == 0);
1509	+	if (!redraw_thread_active) {
1510	+	printf("FATAL: cannot create redraw thread\n");
1511	+	return false;
1512	+	}
1513	+	#else
1514	+	redraw_thread_active = true;
1515	+	#endif
1516	+
1517	+	return true;
1518	+	}
1519	+
1520		bool VideoInit(bool classic)
1521		{
1522	+	classic_mode = classic;
1523	+
1524	+	#ifdef ENABLE_VOSF
1525	+	// Zero the mainBuffer structure
1526	+	mainBuffer.dirtyPages = NULL;
1527	+	mainBuffer.pageInfo = NULL;
1528	+	#endif
1529	+
1530		// Check if X server runs on local machine
1531		local_X11 = (strncmp(XDisplayName(x_display_name), ":", 1) == 0)
1532		|| (strncmp(XDisplayName(x_display_name), "unix:", 5) == 0);
#	Line 664 | Line 1535 | bool VideoInit(bool classic)
1535		keycode_init();
1536
1537		// Read prefs
1538	<	mouse_wheel_mode = PrefsFindInt16("mousewheelmode");
1539	<	mouse_wheel_lines = PrefsFindInt16("mousewheellines");
1538	>	frame_skip = PrefsFindInt32("frameskip");
1539	>	mouse_wheel_mode = PrefsFindInt32("mousewheelmode");
1540	>	mouse_wheel_lines = PrefsFindInt32("mousewheellines");
1541
1542		// Find screen and root window
1543		screen = XDefaultScreen(x_display);
1544		rootwin = XRootWindow(x_display, screen);
1545	<
1546	<	// Get screen depth
1547	<	xdepth = DefaultDepth(x_display, screen);
1545	>
1546	>	// Get sorted list of available depths
1547	>	avail_depths = XListDepths(x_display, screen, &num_depths);
1548	>	if (avail_depths == NULL) {
1549	>	ErrorAlert(STR_UNSUPP_DEPTH_ERR);
1550	>	return false;
1551	>	}
1552	>	std::sort(avail_depths, avail_depths + num_depths);
1553
1554		#ifdef ENABLE_FBDEV_DGA
1555		// Frame buffer name
1556		char fb_name[20];
1557
1558	<	// Could do fbdev dga ?
1558	>	// Could do fbdev DGA?
1559		if ((fbdev_fd = open(FBDEVICE_FILE_NAME, O_RDWR)) != -1)
1560		has_dga = true;
1561		else
#	Line 712 | Line 1589 | bool VideoInit(bool classic)
1589		black_pixel = BlackPixel(x_display, screen);
1590		white_pixel = WhitePixel(x_display, screen);
1591
715	–	// Get appropriate visual
716	–	int color_class;
717	–	switch (xdepth) {
718	–	case 1:
719	–	color_class = StaticGray;
720	–	break;
721	–	case 8:
722	–	color_class = PseudoColor;
723	–	break;
724	–	case 15:
725	–	case 16:
726	–	case 24:
727	–	case 32:
728	–	color_class = TrueColor;
729	–	break;
730	–	default:
731	–	ErrorAlert(GetString(STR_UNSUPP_DEPTH_ERR));
732	–	return false;
733	–	}
734	–	if (!XMatchVisualInfo(x_display, screen, xdepth, color_class, &visualInfo)) {
735	–	ErrorAlert(GetString(STR_NO_XVISUAL_ERR));
736	–	return false;
737	–	}
738	–	if (visualInfo.depth != xdepth) {
739	–	ErrorAlert(GetString(STR_NO_XVISUAL_ERR));
740	–	return false;
741	–	}
742	–	vis = visualInfo.visual;
743	–
744	–	// Mac screen depth is always 1 bit in Classic mode, but follows X depth otherwise
745	–	classic_mode = classic;
746	–	if (classic)
747	–	depth = 1;
748	–	else
749	–	depth = xdepth;
750	–
751	–	// Create color maps for 8 bit mode
752	–	if (depth == 8) {
753	–	cmap[0] = XCreateColormap(x_display, rootwin, vis, AllocAll);
754	–	cmap[1] = XCreateColormap(x_display, rootwin, vis, AllocAll);
755	–	XInstallColormap(x_display, cmap[0]);
756	–	XInstallColormap(x_display, cmap[1]);
757	–	}
758	–
1592		// Get screen mode from preferences
1593		const char *mode_str;
1594	<	if (classic)
1594	>	if (classic_mode)
1595		mode_str = "win/512/342";
1596		else
1597		mode_str = PrefsFindString("screen");
1598
1599	<	// Determine type and mode
1600	<	int width = 512, height = 384;
1599	>	// Determine display type and default dimensions
1600	>	int default_width = 512, default_height = 384;
1601		display_type = DISPLAY_WINDOW;
1602		if (mode_str) {
1603	<	if (sscanf(mode_str, "win/%d/%d", &width, &height) == 2)
1603	>	if (sscanf(mode_str, "win/%d/%d", &default_width, &default_height) == 2) {
1604		display_type = DISPLAY_WINDOW;
1605		#ifdef ENABLE_FBDEV_DGA
1606	<	else if (has_dga && sscanf(mode_str, "dga/%19s", fb_name) == 1) {
1607	<	#else
1608	<	else if (has_dga && sscanf(mode_str, "dga/%d/%d", &width, &height) == 2) {
1606	>	} else if (has_dga && sscanf(mode_str, "dga/%19s", fb_name) == 1) {
1607	>	display_type = DISPLAY_DGA;
1608	>	default_width = -1; default_height = -1; // use entire screen
1609		#endif
1610	+	#ifdef ENABLE_XF86_DGA
1611	+	} else if (has_dga && sscanf(mode_str, "dga/%d/%d", &default_width, &default_height) == 2) {
1612		display_type = DISPLAY_DGA;
1613	<	if (width > DisplayWidth(x_display, screen))
1614	<	width = DisplayWidth(x_display, screen);
780	<	if (height > DisplayHeight(x_display, screen))
781	<	height = DisplayHeight(x_display, screen);
782	<	}
783	<	if (width <= 0)
784	<	width = DisplayWidth(x_display, screen);
785	<	if (height <= 0)
786	<	height = DisplayHeight(x_display, screen);
1613	>	#endif
1614	>	}
1615		}
1616	<
1617	<	// Initialize according to display type
1618	<	switch (display_type) {
1619	<	case DISPLAY_WINDOW:
1620	<	if (!init_window(width, height))
1621	<	return false;
1616	>	if (default_width <= 0)
1617	>	default_width = DisplayWidth(x_display, screen);
1618	>	else if (default_width > DisplayWidth(x_display, screen))
1619	>	default_width = DisplayWidth(x_display, screen);
1620	>	if (default_height <= 0)
1621	>	default_height = DisplayHeight(x_display, screen);
1622	>	else if (default_height > DisplayHeight(x_display, screen))
1623	>	default_height = DisplayHeight(x_display, screen);
1624	>
1625	>	// Mac screen depth follows X depth
1626	>	video_depth default_depth = VDEPTH_1BIT;
1627	>	switch (DefaultDepth(x_display, screen)) {
1628	>	case 8:
1629	>	default_depth = VDEPTH_8BIT;
1630		break;
1631	<	case DISPLAY_DGA:
1632	<	#ifdef ENABLE_FBDEV_DGA
1633	<	if (!init_fbdev_dga(fb_name))
1634	<	#else
1635	<	if (!init_xf86_dga(width, height))
800	<	#endif
801	<	return false;
1631	>	case 15: case 16:
1632	>	default_depth = VDEPTH_16BIT;
1633	>	break;
1634	>	case 24: case 32:
1635	>	default_depth = VDEPTH_32BIT;
1636		break;
1637		}
1638
1639	<	#ifdef HAVE_PTHREADS
1640	<	// Lock down frame buffer
1641	<	pthread_mutex_lock(&frame_buffer_lock);
1642	<	#endif
1639	>	// Construct list of supported modes
1640	>	if (display_type == DISPLAY_WINDOW) {
1641	>	if (classic)
1642	>	add_mode(512, 342, 0x80, 64, VDEPTH_1BIT);
1643	>	else {
1644	>	for (unsigned d=VDEPTH_1BIT; d<=VDEPTH_32BIT; d++) {
1645	>	if (find_visual_for_depth(video_depth(d)))
1646	>	add_window_modes(video_depth(d));
1647	>	}
1648	>	}
1649	>	} else
1650	>	add_mode(default_width, default_height, 0x80, TrivialBytesPerRow(default_width, default_depth), default_depth);
1651	>	if (VideoModes.empty()) {
1652	>	ErrorAlert(STR_NO_XVISUAL_ERR);
1653	>	return false;
1654	>	}
1655
1656	<	#if !REAL_ADDRESSING
1657	<	// Set variables for UAE memory mapping
1658	<	MacFrameBaseHost = the_buffer;
1659	<	MacFrameSize = VideoMonitor.bytes_per_row * VideoMonitor.y;
1656	>	// Find requested default mode with specified dimensions
1657	>	uint32 default_id;
1658	>	std::vector<video_mode>::const_iterator i, end = VideoModes.end();
1659	>	for (i = VideoModes.begin(); i != end; ++i) {
1660	>	if (i->x == default_width && i->y == default_height && i->depth == default_depth) {
1661	>	default_id = i->resolution_id;
1662	>	break;
1663	>	}
1664	>	}
1665	>	if (i == end) { // not found, use first available mode
1666	>	default_depth = VideoModes[0].depth;
1667	>	default_id = VideoModes[0].resolution_id;
1668	>	}
1669
1670	<	// No special frame buffer in Classic mode (frame buffer is in Mac RAM)
1671	<	if (classic)
1672	<	MacFrameLayout = FLAYOUT_NONE;
1670	>	#if DEBUG
1671	>	D(bug("Available video modes:\n"));
1672	>	for (i = VideoModes.begin(); i != end; ++i) {
1673	>	int bits = 1 << i->depth;
1674	>	if (bits == 16)
1675	>	bits = 15;
1676	>	else if (bits == 32)
1677	>	bits = 24;
1678	>	D(bug(" %dx%d (ID %02x), %d colors\n", i->x, i->y, i->resolution_id, 1 << bits));
1679	>	}
1680		#endif
1681
1682	<	XSync(x_display, false);
1682	>	// Create X11_monitor_desc for this (the only) display
1683	>	X11_monitor_desc *monitor = new X11_monitor_desc(VideoModes, default_depth, default_id);
1684	>	VideoMonitors.push_back(monitor);
1685
1686	<	#ifdef HAVE_PTHREADS
1687	<	// Start redraw/input thread
824	<	redraw_thread_active = (pthread_create(&redraw_thread, NULL, redraw_func, NULL) == 0);
825	<	if (!redraw_thread_active) {
826	<	printf("FATAL: cannot create redraw thread\n");
827	<	return false;
828	<	}
829	<	#endif
830	<	return true;
1686	>	// Open display
1687	>	return monitor->video_open();
1688		}
1689
1690
#	Line 835 | Line 1692 | bool VideoInit(bool classic)
1692		*  Deinitialization
1693		*/
1694
1695	<	void VideoExit(void)
1695	>	// Close display
1696	>	void X11_monitor_desc::video_close(void)
1697		{
1698	<	#ifdef HAVE_PTHREADS
1698	>	D(bug("video_close()\n"));
1699	>
1700		// Stop redraw thread
1701	+	#ifdef HAVE_PTHREADS
1702		if (redraw_thread_active) {
1703		redraw_thread_cancel = true;
1704		#ifdef HAVE_PTHREAD_CANCEL
1705		pthread_cancel(redraw_thread);
1706		#endif
1707		pthread_join(redraw_thread, NULL);
848	–	redraw_thread_active = false;
1708		}
1709		#endif
1710	+	redraw_thread_active = false;
1711
852	–	#ifdef HAVE_PTHREADS
1712		// Unlock frame buffer
1713	<	pthread_mutex_unlock(&frame_buffer_lock);
1713	>	UNLOCK_FRAME_BUFFER;
1714	>	XSync(x_display, false);
1715	>	D(bug(" frame buffer unlocked\n"));
1716	>
1717	>	#ifdef ENABLE_VOSF
1718	>	if (use_vosf) {
1719	>	// Deinitialize VOSF
1720	>	video_vosf_exit();
1721	>	}
1722		#endif
1723
1724	<	// Close window and server connection
1725	<	if (x_display != NULL) {
1726	<	XSync(x_display, false);
1724	>	// Close display
1725	>	delete drv;
1726	>	drv = NULL;
1727
1728	<	#ifdef ENABLE_XF86_DGA
1729	<	if (display_type == DISPLAY_DGA) {
1730	<	XF86DGADirectVideo(x_display, screen, 0);
1731	<	XUngrabPointer(x_display, CurrentTime);
1732	<	XUngrabKeyboard(x_display, CurrentTime);
1733	<	}
1734	<	#endif
1728	>	// Free colormaps
1729	>	if (cmap[0]) {
1730	>	XFreeColormap(x_display, cmap[0]);
1731	>	cmap[0] = 0;
1732	>	}
1733	>	if (cmap[1]) {
1734	>	XFreeColormap(x_display, cmap[1]);
1735	>	cmap[1] = 0;
1736	>	}
1737	>	}
1738	>
1739	>	void VideoExit(void)
1740	>	{
1741	>	// Close displays
1742	>	vector<monitor_desc *>::iterator i, end = VideoMonitors.end();
1743	>	for (i = VideoMonitors.begin(); i != end; ++i)
1744	>	dynamic_cast<X11_monitor_desc *>(*i)->video_close();
1745
1746		#ifdef ENABLE_XF86_VIDMODE
1747	<	if (has_vidmode && display_type == DISPLAY_DGA)
1748	<	XF86VidModeSwitchToMode(x_display, screen, x_video_modes[0]);
1747	>	// Free video mode list
1748	>	if (x_video_modes) {
1749	>	XFree(x_video_modes);
1750	>	x_video_modes = NULL;
1751	>	}
1752		#endif
1753
1754		#ifdef ENABLE_FBDEV_DGA
1755	<	if (display_type == DISPLAY_DGA) {
1756	<	XUngrabPointer(x_display, CurrentTime);
1757	<	XUngrabKeyboard(x_display, CurrentTime);
1758	<	close(fbdev_fd);
1759	<	}
1755	>	// Close framebuffer device
1756	>	if (fbdev_fd >= 0) {
1757	>	close(fbdev_fd);
1758	>	fbdev_fd = -1;
1759	>	}
1760		#endif
1761
1762	<	XFlush(x_display);
1763	<	XSync(x_display, false);
1764	<	if (depth == 8) {
1765	<	XFreeColormap(x_display, cmap[0]);
886	<	XFreeColormap(x_display, cmap[1]);
887	<	}
888	<
889	<	if (the_buffer) {
890	<	free(the_buffer);
891	<	the_buffer = NULL;
892	<	}
893	<
894	<	if (!have_shm && the_buffer_copy) {
895	<	free(the_buffer_copy);
896	<	the_buffer_copy = NULL;
897	<	}
1762	>	// Free depth list
1763	>	if (avail_depths) {
1764	>	XFree(avail_depths);
1765	>	avail_depths = NULL;
1766		}
1767		}
1768
#	Line 906 | Line 1774 | void VideoExit(void)
1774		void VideoQuitFullScreen(void)
1775		{
1776		D(bug("VideoQuitFullScreen()\n"));
1777	<	if (display_type == DISPLAY_DGA)
910	<	quit_full_screen = true;
1777	>	quit_full_screen = true;
1778		}
1779
1780
#	Line 921 | Line 1788 | void VideoInterrupt(void)
1788		if (emerg_quit)
1789		QuitEmulator();
1790
924	–	#ifdef HAVE_PTHREADS
1791		// Temporarily give up frame buffer lock (this is the point where
1792		// we are suspended when the user presses Ctrl-Tab)
1793	<	pthread_mutex_unlock(&frame_buffer_lock);
1794	<	pthread_mutex_lock(&frame_buffer_lock);
929	<	#endif
1793	>	UNLOCK_FRAME_BUFFER;
1794	>	LOCK_FRAME_BUFFER;
1795		}
1796
1797
#	Line 934 | Line 1799 | void VideoInterrupt(void)
1799		*  Set palette
1800		*/
1801
1802	<	void video_set_palette(uint8 *pal)
1802	>	void X11_monitor_desc::set_palette(uint8 *pal, int num_in)
1803		{
1804	<	#ifdef HAVE_PTHREDS
1805	<	pthread_mutex_lock(&palette_lock);
1806	<	#endif
1804	>	const video_mode &mode = get_current_mode();
1805	>
1806	>	LOCK_PALETTE;
1807
1808		// Convert colors to XColor array
1809	<	for (int i=0; i<256; i++) {
1810	<	palette[i].pixel = i;
1811	<	palette[i].red = pal[i*3] * 0x0101;
1812	<	palette[i].green = pal[i*3+1] * 0x0101;
1813	<	palette[i].blue = pal[i*3+2] * 0x0101;
1814	<	palette[i].flags = DoRed | DoGreen | DoBlue;
1809	>	int num_out = 256;
1810	>	bool stretch = false;
1811	>	if (IsDirectMode(mode)) {
1812	>	// If X is in 565 mode we have to stretch the gamma table from 32 to 64 entries
1813	>	num_out = vis->map_entries;
1814	>	stretch = true;
1815	>	}
1816	>	XColor *p = x_palette;
1817	>	for (int i=0; i<num_out; i++) {
1818	>	int c = (stretch ? (i * num_in) / num_out : i);
1819	>	p->red = pal[c*3 + 0] * 0x0101;
1820	>	p->green = pal[c*3 + 1] * 0x0101;
1821	>	p->blue = pal[c*3 + 2] * 0x0101;
1822	>	p++;
1823	>	}
1824	>
1825	>	#ifdef ENABLE_VOSF
1826	>	// Recalculate pixel color expansion map
1827	>	if (!IsDirectMode(mode) && xdepth > 8) {
1828	>	for (int i=0; i<256; i++) {
1829	>	int c = i & (num_in-1); // If there are less than 256 colors, we repeat the first entries (this makes color expansion easier)
1830	>	ExpandMap[i] = map_rgb(pal[c*3+0], pal[c*3+1], pal[c*3+2]);
1831	>	}
1832	>
1833	>	// We have to redraw everything because the interpretation of pixel values changed
1834	>	LOCK_VOSF;
1835	>	PFLAG_SET_ALL;
1836	>	UNLOCK_VOSF;
1837	>	memset(the_buffer_copy, 0, mode.bytes_per_row * mode.y);
1838		}
1839	+	#endif
1840
1841		// Tell redraw thread to change palette
1842	<	palette_changed = true;
1842	>	x_palette_changed = true;
1843
1844	<	#ifdef HAVE_PTHREADS
956	<	pthread_mutex_unlock(&palette_lock);
957	<	#endif
1844	>	UNLOCK_PALETTE;
1845		}
1846
1847
1848		/*
1849	<	*  Suspend/resume emulator
1849	>	*  Switch video mode
1850		*/
1851
1852	<	#if defined(ENABLE_XF86_DGA) || defined(ENABLE_FBDEV_DGA)
966	<	static void suspend_emul(void)
967	<	{
968	<	if (display_type == DISPLAY_DGA) {
969	<	// Release ctrl key
970	<	ADBKeyUp(0x36);
971	<	ctrl_down = false;
972	<
973	<	#ifdef HAVE_PTHREADS
974	<	// Lock frame buffer (this will stop the MacOS thread)
975	<	pthread_mutex_lock(&frame_buffer_lock);
976	<	#endif
977	<
978	<	// Save frame buffer
979	<	fb_save = malloc(VideoMonitor.y * VideoMonitor.bytes_per_row);
980	<	if (fb_save)
981	<	memcpy(fb_save, the_buffer, VideoMonitor.y * VideoMonitor.bytes_per_row);
982	<
983	<	// Close full screen display
984	<	#ifdef ENABLE_XF86_DGA
985	<	XF86DGADirectVideo(x_display, screen, 0);
986	<	#endif
987	<	XUngrabPointer(x_display, CurrentTime);
988	<	XUngrabKeyboard(x_display, CurrentTime);
989	<	XUnmapWindow(x_display, the_win);
990	<	XSync(x_display, false);
991	<
992	<	// Open "suspend" window
993	<	XSetWindowAttributes wattr;
994	<	wattr.event_mask = KeyPressMask;
995	<	wattr.background_pixel = black_pixel;
996	<	wattr.border_pixel = black_pixel;
997	<	wattr.backing_store = Always;
998	<	wattr.backing_planes = xdepth;
999	<	wattr.colormap = DefaultColormap(x_display, screen);
1000	<
1001	<	XSync(x_display, false);
1002	<	suspend_win = XCreateWindow(x_display, rootwin, 0, 0, 512, 1, 0, xdepth,
1003	<	InputOutput, vis, CWEventMask | CWBackPixel | CWBorderPixel |
1004	<	CWBackingStore | CWBackingPlanes | (xdepth == 8 ? CWColormap : 0), &wattr);
1005	<	XSync(x_display, false);
1006	<	XStoreName(x_display, suspend_win, GetString(STR_SUSPEND_WINDOW_TITLE));
1007	<	XMapRaised(x_display, suspend_win);
1008	<	XSync(x_display, false);
1009	<	emul_suspended = true;
1010	<	}
1011	<	}
1012	<
1013	<	static void resume_emul(void)
1852	>	void X11_monitor_desc::switch_to_current_mode(void)
1853		{
1854	<	// Close "suspend" window
1855	<	XDestroyWindow(x_display, suspend_win);
1856	<	XSync(x_display, false);
1018	<
1019	<	// Reopen full screen display
1020	<	XMapRaised(x_display, the_win);
1021	<	XWarpPointer(x_display, None, rootwin, 0, 0, 0, 0, 0, 0);
1022	<	XSync(x_display, false);
1023	<	XGrabKeyboard(x_display, rootwin, 1, GrabModeAsync, GrabModeAsync, CurrentTime);
1024	<	XGrabPointer(x_display, rootwin, 1, PointerMotionMask | ButtonPressMask | ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
1025	<	#ifdef ENABLE_XF86_DGA
1026	<	XF86DGADirectVideo(x_display, screen, XF86DGADirectGraphics | XF86DGADirectKeyb | XF86DGADirectMouse);
1027	<	XF86DGASetViewPort(x_display, screen, 0, 0);
1028	<	#endif
1029	<	XSync(x_display, false);
1854	>	// Close and reopen display
1855	>	video_close();
1856	>	video_open();
1857
1858	<	// Restore frame buffer
1859	<	if (fb_save) {
1860	<	memcpy(the_buffer, fb_save, VideoMonitor.y * VideoMonitor.bytes_per_row);
1034	<	free(fb_save);
1035	<	fb_save = NULL;
1858	>	if (drv == NULL) {
1859	>	ErrorAlert(STR_OPEN_WINDOW_ERR);
1860	>	QuitEmulator();
1861		}
1037	–
1038	–	#ifdef ENABLE_XF86_DGA
1039	–	if (depth == 8)
1040	–	XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
1041	–	#endif
1042	–
1043	–	#ifdef HAVE_PTHREADS
1044	–	// Unlock frame buffer (and continue MacOS thread)
1045	–	pthread_mutex_unlock(&frame_buffer_lock);
1046	–	emul_suspended = false;
1047	–	#endif
1862		}
1049	–	#endif
1863
1864
1865		/*
1866	<	*  Translate key event to Mac keycode
1866	>	*  Translate key event to Mac keycode, returns -1 if no keycode was found
1867	>	*  and -2 if the key was recognized as a hotkey
1868		*/
1869
1870	<	static int kc_decode(KeySym ks)
1870	>	static int kc_decode(KeySym ks, bool key_down)
1871		{
1872		switch (ks) {
1873		case XK_A: case XK_a: return 0x00;
#	Line 1106 | Line 1920 | static int kc_decode(KeySym ks)
1920		case XK_period: case XK_greater: return 0x2f;
1921		case XK_slash: case XK_question: return 0x2c;
1922
1923	<	#if defined(ENABLE_XF86_DGA) || defined(ENABLE_FBDEV_DGA)
1110	<	case XK_Tab: if (ctrl_down) {suspend_emul(); return -1;} else return 0x30;
1111	<	#else
1112	<	case XK_Tab: return 0x30;
1113	<	#endif
1923	>	case XK_Tab: if (ctrl_down) {if (key_down) drv->suspend(); return -2;} else return 0x30;
1924		case XK_Return: return 0x24;
1925		case XK_space: return 0x31;
1926		case XK_BackSpace: return 0x33;
#	Line 1144 | Line 1954 | static int kc_decode(KeySym ks)
1954		case XK_Left: return 0x3b;
1955		case XK_Right: return 0x3c;
1956
1957	<	case XK_Escape: if (ctrl_down) {quit_full_screen = true; emerg_quit = true; return -1;} else return 0x35;
1957	>	case XK_Escape: if (ctrl_down) {if (key_down) { quit_full_screen = true; emerg_quit = true; } return -2;} else return 0x35;
1958
1959	<	case XK_F1: if (ctrl_down) {SysMountFirstFloppy(); return -1;} else return 0x7a;
1959	>	case XK_F1: if (ctrl_down) {if (key_down) SysMountFirstFloppy(); return -2;} else return 0x7a;
1960		case XK_F2: return 0x78;
1961		case XK_F3: return 0x63;
1962		case XK_F4: return 0x76;
1963	<	case XK_F5: return 0x60;
1963	>	case XK_F5: if (ctrl_down) {if (key_down) drv->toggle_mouse_grab(); return -2;} else return 0x60;
1964		case XK_F6: return 0x61;
1965		case XK_F7: return 0x62;
1966		case XK_F8: return 0x64;
#	Line 1198 | Line 2008 | static int kc_decode(KeySym ks)
2008		return -1;
2009		}
2010
2011	<	static int event2keycode(XKeyEvent *ev)
2011	>	static int event2keycode(XKeyEvent &ev, bool key_down)
2012		{
2013		KeySym ks;
1204	–	int as;
2014		int i = 0;
2015
2016		do {
2017	<	ks = XLookupKeysym(ev, i++);
2018	<	as = kc_decode(ks);
2019	<	if (as != -1)
2017	>	ks = XLookupKeysym(&ev, i++);
2018	>	int as = kc_decode(ks, key_down);
2019	>	if (as >= 0)
2020	>	return as;
2021	>	if (as == -2)
2022		return as;
2023		} while (ks != NoSymbol);
2024
#	Line 1221 | Line 2032 | static int event2keycode(XKeyEvent *ev)
2032
2033		static void handle_events(void)
2034		{
2035	<	XEvent event;
2036	<	for (;;) {
2037	<	if (!XCheckMaskEvent(x_display, eventmask, &event))
1227	<	break;
2035	>	while (XPending(x_display)) {
2036	>	XEvent event;
2037	>	XNextEvent(x_display, &event);
2038
2039		switch (event.type) {
2040	+
2041		// Mouse button
2042		case ButtonPress: {
2043	<	unsigned int button = ((XButtonEvent *)&event)->button;
2043	>	unsigned int button = event.xbutton.button;
2044		if (button < 4)
2045		ADBMouseDown(button - 1);
2046		else if (button < 6) {  // Wheel mouse
#	Line 1248 | Line 2059 | static void handle_events(void)
2059		break;
2060		}
2061		case ButtonRelease: {
2062	<	unsigned int button = ((XButtonEvent *)&event)->button;
2062	>	unsigned int button = event.xbutton.button;
2063		if (button < 4)
2064		ADBMouseUp(button - 1);
2065		break;
2066		}
2067
2068		// Mouse moved
1258	–	case EnterNotify:
1259	–	ADBMouseMoved(((XMotionEvent *)&event)->x, ((XMotionEvent *)&event)->y);
1260	–	break;
2069		case MotionNotify:
2070	<	ADBMouseMoved(((XMotionEvent *)&event)->x, ((XMotionEvent *)&event)->y);
2070	>	drv->mouse_moved(event.xmotion.x, event.xmotion.y);
2071	>	break;
2072	>
2073	>	// Mouse entered window
2074	>	case EnterNotify:
2075	>	if (event.xcrossing.mode != NotifyGrab && event.xcrossing.mode != NotifyUngrab)
2076	>	drv->mouse_moved(event.xmotion.x, event.xmotion.y);
2077		break;
2078
2079		// Keyboard
2080		case KeyPress: {
2081	<	int code;
2081	>	int code = -1;
2082		if (use_keycodes) {
2083	<	event2keycode((XKeyEvent *)&event);     // This is called to process the hotkeys
2084	<	code = keycode_table[((XKeyEvent *)&event)->keycode & 0xff];
2083	>	if (event2keycode(event.xkey, true) != -2)      // This is called to process the hotkeys
2084	>	code = keycode_table[event.xkey.keycode & 0xff];
2085		} else
2086	<	code = event2keycode((XKeyEvent *)&event);
2087	<	if (code != -1) {
2086	>	code = event2keycode(event.xkey, true);
2087	>	if (code >= 0) {
2088		if (!emul_suspended) {
2089		if (code == 0x39) {     // Caps Lock pressed
2090		if (caps_on) {
#	Line 1285 | Line 2099 | static void handle_events(void)
2099		if (code == 0x36)
2100		ctrl_down = true;
2101		} else {
1288	–	#if defined(ENABLE_XF86_DGA) || defined(ENABLE_FBDEV_DGA)
2102		if (code == 0x31)
2103	<	resume_emul();  // Space wakes us up
1291	<	#endif
2103	>	drv->resume();  // Space wakes us up
2104		}
2105		}
2106		break;
2107		}
2108		case KeyRelease: {
2109	<	int code;
2109	>	int code = -1;
2110		if (use_keycodes) {
2111	<	event2keycode((XKeyEvent *)&event);     // This is called to process the hotkeys
2112	<	code = keycode_table[((XKeyEvent *)&event)->keycode & 0xff];
2111	>	if (event2keycode(event.xkey, false) != -2)     // This is called to process the hotkeys
2112	>	code = keycode_table[event.xkey.keycode & 0xff];
2113		} else
2114	<	code = event2keycode((XKeyEvent *)&event);
2115	<	if (code != -1 && code != 0x39) {       // Don't propagate Caps Lock releases
2114	>	code = event2keycode(event.xkey, false);
2115	>	if (code >= 0 && code != 0x39) {        // Don't propagate Caps Lock releases
2116		ADBKeyUp(code);
2117		if (code == 0x36)
2118		ctrl_down = false;
#	Line 1311 | Line 2123 | static void handle_events(void)
2123		// Hidden parts exposed, force complete refresh of window
2124		case Expose:
2125		if (display_type == DISPLAY_WINDOW) {
2126	+	const video_mode &mode = VideoMonitors[0]->get_current_mode();
2127	+	#ifdef ENABLE_VOSF
2128	+	if (use_vosf) {                 // VOSF refresh
2129	+	LOCK_VOSF;
2130	+	PFLAG_SET_ALL;
2131	+	UNLOCK_VOSF;
2132	+	memset(the_buffer_copy, 0, mode.bytes_per_row * mode.y);
2133	+	}
2134	+	else
2135	+	#endif
2136		if (frame_skip == 0) {  // Dynamic refresh
2137		int x1, y1;
2138		for (y1=0; y1<16; y1++)
2139		for (x1=0; x1<16; x1++)
2140		updt_box[x1][y1] = true;
2141		nr_boxes = 16 * 16;
2142	<	} else
2143	<	memset(the_buffer_copy, 0, VideoMonitor.bytes_per_row * VideoMonitor.y);
2142	>	} else                                  // Static refresh
2143	>	memset(the_buffer_copy, 0, mode.bytes_per_row * mode.y);
2144	>	}
2145	>	break;
2146	>
2147	>	// Window "close" widget clicked
2148	>	case ClientMessage:
2149	>	if (event.xclient.format == 32 && event.xclient.data.l[0] == WM_DELETE_WINDOW) {
2150	>	ADBKeyDown(0x7f);       // Power key
2151	>	ADBKeyUp(0x7f);
2152		}
2153		break;
2154		}
#	Line 1331 | Line 2161 | static void handle_events(void)
2161		*/
2162
2163		// Dynamic display update (variable frame rate for each box)
2164	<	static void update_display_dynamic(int ticker)
2164	>	static void update_display_dynamic(int ticker, driver_window *drv)
2165		{
2166		int y1, y2, y2s, y2a, i, x1, xm, xmo, ymo, yo, yi, yil, xi;
2167		int xil = 0;
2168		int rxm = 0, rxmo = 0;
2169	<	int bytes_per_row = VideoMonitor.bytes_per_row;
2170	<	int bytes_per_pixel = VideoMonitor.bytes_per_row / VideoMonitor.x;
2171	<	int rx = VideoMonitor.bytes_per_row / 16;
2172	<	int ry = VideoMonitor.y / 16;
2169	>	const video_mode &mode = drv->monitor.get_current_mode();
2170	>	int bytes_per_row = mode.bytes_per_row;
2171	>	int bytes_per_pixel = mode.bytes_per_row / mode.x;
2172	>	int rx = mode.bytes_per_row / 16;
2173	>	int ry = mode.y / 16;
2174		int max_box;
2175
2176		y2s = sm_uptd[ticker % 8];
#	Line 1393 | Line 2224 | static void update_display_dynamic(int t
2224		i = (yi * bytes_per_row) + xi;
2225		for (y2=0; y2 < yil; y2++, i += bytes_per_row)
2226		memcpy(&the_buffer_copy[i], &the_buffer[i], xil);
2227	<	if (depth == 1) {
2228	<	if (have_shm)
2229	<	XShmPutImage(x_display, the_win, the_gc, img, xi * 8, yi, xi * 8, yi, xil * 8, yil, 0);
2227	>	if (mode.depth == VDEPTH_1BIT) {
2228	>	if (drv->have_shm)
2229	>	XShmPutImage(x_display, drv->w, drv->gc, drv->img, xi * 8, yi, xi * 8, yi, xil * 8, yil, 0);
2230		else
2231	<	XPutImage(x_display, the_win, the_gc, img, xi * 8, yi, xi * 8, yi, xil * 8, yil);
2231	>	XPutImage(x_display, drv->w, drv->gc, drv->img, xi * 8, yi, xi * 8, yi, xil * 8, yil);
2232		} else {
2233	<	if (have_shm)
2234	<	XShmPutImage(x_display, the_win, the_gc, img, xi / bytes_per_pixel, yi, xi / bytes_per_pixel, yi, xil / bytes_per_pixel, yil, 0);
2233	>	if (drv->have_shm)
2234	>	XShmPutImage(x_display, drv->w, drv->gc, drv->img, xi / bytes_per_pixel, yi, xi / bytes_per_pixel, yi, xil / bytes_per_pixel, yil, 0);
2235		else
2236	<	XPutImage(x_display, the_win, the_gc, img, xi / bytes_per_pixel, yi, xi / bytes_per_pixel, yi, xil / bytes_per_pixel, yil);
2236	>	XPutImage(x_display, drv->w, drv->gc, drv->img, xi / bytes_per_pixel, yi, xi / bytes_per_pixel, yi, xil / bytes_per_pixel, yil);
2237		}
2238		xil = 0;
2239		}
#	Line 1421 | Line 2252 | static void update_display_dynamic(int t
2252		}
2253
2254		// Static display update (fixed frame rate, but incremental)
2255	<	static void update_display_static(void)
2255	>	static void update_display_static(driver_window *drv)
2256		{
2257		// Incremental update code
2258	<	int wide = 0, high = 0, x1, x2, y1, y2, i, j;
2259	<	int bytes_per_row = VideoMonitor.bytes_per_row;
2260	<	int bytes_per_pixel = VideoMonitor.bytes_per_row / VideoMonitor.x;
2258	>	unsigned wide = 0, high = 0, x1, x2, y1, y2, i, j;
2259	>	const video_mode &mode = drv->monitor.get_current_mode();
2260	>	int bytes_per_row = mode.bytes_per_row;
2261	>	int bytes_per_pixel = mode.bytes_per_row / mode.x;
2262		uint8 *p, *p2;
2263
2264		// Check for first line from top and first line from bottom that have changed
2265		y1 = 0;
2266	<	for (j=0; j<VideoMonitor.y; j++) {
2266	>	for (j=0; j<mode.y; j++) {
2267		if (memcmp(&the_buffer[j * bytes_per_row], &the_buffer_copy[j * bytes_per_row], bytes_per_row)) {
2268		y1 = j;
2269		break;
2270		}
2271		}
2272		y2 = y1 - 1;
2273	<	for (j=VideoMonitor.y-1; j>=y1; j--) {
2273	>	for (j=mode.y-1; j>=y1; j--) {
2274		if (memcmp(&the_buffer[j * bytes_per_row], &the_buffer_copy[j * bytes_per_row], bytes_per_row)) {
2275		y2 = j;
2276		break;
#	Line 1448 | Line 2280 | static void update_display_static(void)
2280
2281		// Check for first column from left and first column from right that have changed
2282		if (high) {
2283	<	if (depth == 1) {
2284	<	x1 = VideoMonitor.x;
2283	>	if (mode.depth == VDEPTH_1BIT) {
2284	>	x1 = mode.x - 1;
2285		for (j=y1; j<=y2; j++) {
2286		p = &the_buffer[j * bytes_per_row];
2287		p2 = &the_buffer_copy[j * bytes_per_row];
#	Line 1467 | Line 2299 | static void update_display_static(void)
2299		p2 = &the_buffer_copy[j * bytes_per_row];
2300		p += bytes_per_row;
2301		p2 += bytes_per_row;
2302	<	for (i=(VideoMonitor.x>>3); i>(x2>>3); i--) {
2302	>	for (i=(mode.x>>3); i>(x2>>3); i--) {
2303		p--; p2--;
2304		if (*p != *p2) {
2305	<	x2 = i << 3;
2305	>	x2 = (i << 3) + 7;
2306		break;
2307		}
2308		}
2309		}
2310	<	wide = x2 - x1;
2310	>	wide = x2 - x1 + 1;
2311
2312		// Update copy of the_buffer
2313		if (high && wide) {
#	Line 1486 | Line 2318 | static void update_display_static(void)
2318		}
2319
2320		} else {
2321	<	x1 = VideoMonitor.x;
2321	>	x1 = mode.x;
2322		for (j=y1; j<=y2; j++) {
2323		p = &the_buffer[j * bytes_per_row];
2324		p2 = &the_buffer_copy[j * bytes_per_row];
#	Line 1504 | Line 2336 | static void update_display_static(void)
2336		p2 = &the_buffer_copy[j * bytes_per_row];
2337		p += bytes_per_row;
2338		p2 += bytes_per_row;
2339	<	for (i=VideoMonitor.x*bytes_per_pixel; i>x2*bytes_per_pixel; i--) {
2339	>	for (i=mode.x*bytes_per_pixel; i>x2*bytes_per_pixel; i--) {
2340		p--;
2341		p2--;
2342		if (*p != *p2) {
#	Line 1527 | Line 2359 | static void update_display_static(void)
2359
2360		// Refresh display
2361		if (high && wide) {
2362	<	if (have_shm)
2363	<	XShmPutImage(x_display, the_win, the_gc, img, x1, y1, x1, y1, wide, high, 0);
2362	>	if (drv->have_shm)
2363	>	XShmPutImage(x_display, drv->w, drv->gc, drv->img, x1, y1, x1, y1, wide, high, 0);
2364		else
2365	<	XPutImage(x_display, the_win, the_gc, img, x1, y1, x1, y1, wide, high);
2365	>	XPutImage(x_display, drv->w, drv->gc, drv->img, x1, y1, x1, y1, wide, high);
2366		}
2367		}
2368
2369
2370		/*
2371	<	*  Thread for screen refresh, input handling etc.
2371	>	*      Screen refresh functions
2372		*/
2373
2374	<	void VideoRefresh(void)
2374	>	// We suggest the compiler to inline the next two functions so that it
2375	>	// may specialise the code according to the current screen depth and
2376	>	// display type. A clever compiler would do that job by itself though...
2377	>
2378	>	// NOTE: update_display_vosf is inlined too
2379	>
2380	>	static inline void possibly_quit_dga_mode()
2381		{
2382	<	#if defined(ENABLE_XF86_DGA) || defined(ENABLE_FBDEV_DGA)
2383	<	// Quit DGA mode if requested
2382	>	// Quit DGA mode if requested (something terrible has happened and we
2383	>	// want to give control back to the user)
2384		if (quit_full_screen) {
2385		quit_full_screen = false;
2386	<	if (display_type == DISPLAY_DGA) {
2387	<	#ifdef ENABLE_XF86_DGA
1550	<	XF86DGADirectVideo(x_display, screen, 0);
1551	<	#endif
1552	<	XUngrabPointer(x_display, CurrentTime);
1553	<	XUngrabKeyboard(x_display, CurrentTime);
1554	<	XUnmapWindow(x_display, the_win);
1555	<	XSync(x_display, false);
1556	<	}
2386	>	delete drv;
2387	>	drv = NULL;
2388		}
2389	<	#endif
2389	>	}
2390
2391	<	// Handle X events
2392	<	handle_events();
2391	>	static inline void possibly_ungrab_mouse()
2392	>	{
2393	>	// Ungrab mouse if requested (something terrible has happened and we
2394	>	// want to give control back to the user)
2395	>	if (quit_full_screen) {
2396	>	quit_full_screen = false;
2397	>	if (drv)
2398	>	drv->ungrab_mouse();
2399	>	}
2400	>	}
2401
2402	<	// Handle palette changes
2403	<	#ifdef HAVE_PTHREADS
2404	<	pthread_mutex_lock(&palette_lock);
2405	<	#endif
2406	<	if (palette_changed) {
2407	<	palette_changed = false;
2408	<	if (depth == 8) {
2409	<	XStoreColors(x_display, cmap[0], palette, 256);
2410	<	XStoreColors(x_display, cmap[1], palette, 256);
2411	<
2412	<	#ifdef ENABLE_XF86_DGA
2413	<	if (display_type == DISPLAY_DGA) {
2414	<	current_dga_cmap ^= 1;
2415	<	XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
2416	<	}
2417	<	#endif
2402	>	static inline void handle_palette_changes(void)
2403	>	{
2404	>	LOCK_PALETTE;
2405	>
2406	>	if (x_palette_changed) {
2407	>	x_palette_changed = false;
2408	>	drv->update_palette();
2409	>	}
2410	>
2411	>	UNLOCK_PALETTE;
2412	>	}
2413	>
2414	>	static void video_refresh_dga(void)
2415	>	{
2416	>	// Quit DGA mode if requested
2417	>	possibly_quit_dga_mode();
2418	>	}
2419	>
2420	>	#ifdef ENABLE_VOSF
2421	>	#if REAL_ADDRESSING || DIRECT_ADDRESSING
2422	>	static void video_refresh_dga_vosf(void)
2423	>	{
2424	>	// Quit DGA mode if requested
2425	>	possibly_quit_dga_mode();
2426	>
2427	>	// Update display (VOSF variant)
2428	>	static int tick_counter = 0;
2429	>	if (++tick_counter >= frame_skip) {
2430	>	tick_counter = 0;
2431	>	if (mainBuffer.dirty) {
2432	>	LOCK_VOSF;
2433	>	update_display_dga_vosf();
2434	>	UNLOCK_VOSF;
2435		}
2436		}
2437	<	#ifdef HAVE_PTHREADS
1582	<	pthread_mutex_unlock(&palette_lock);
2437	>	}
2438		#endif
2439
2440	<	// In window mode, update display
2440	>	static void video_refresh_window_vosf(void)
2441	>	{
2442	>	// Ungrab mouse if requested
2443	>	possibly_ungrab_mouse();
2444	>
2445	>	// Update display (VOSF variant)
2446		static int tick_counter = 0;
2447	<	if (display_type == DISPLAY_WINDOW) {
2448	<	tick_counter++;
2449	<	if (frame_skip == 0)
2450	<	update_display_dynamic(tick_counter);
2451	<	else if (tick_counter >= frame_skip) {
2452	<	tick_counter = 0;
2453	<	update_display_static();
2447	>	if (++tick_counter >= frame_skip) {
2448	>	tick_counter = 0;
2449	>	if (mainBuffer.dirty) {
2450	>	LOCK_VOSF;
2451	>	update_display_window_vosf(static_cast<driver_window *>(drv));
2452	>	UNLOCK_VOSF;
2453	>	XSync(x_display, false); // Let the server catch up
2454		}
2455		}
2456		}
2457	+	#endif // def ENABLE_VOSF
2458	+
2459	+	static void video_refresh_window_static(void)
2460	+	{
2461	+	// Ungrab mouse if requested
2462	+	possibly_ungrab_mouse();
2463	+
2464	+	// Update display (static variant)
2465	+	static int tick_counter = 0;
2466	+	if (++tick_counter >= frame_skip) {
2467	+	tick_counter = 0;
2468	+	update_display_static(static_cast<driver_window *>(drv));
2469	+	}
2470	+	}
2471	+
2472	+	static void video_refresh_window_dynamic(void)
2473	+	{
2474	+	// Ungrab mouse if requested
2475	+	possibly_ungrab_mouse();
2476	+
2477	+	// Update display (dynamic variant)
2478	+	static int tick_counter = 0;
2479	+	tick_counter++;
2480	+	update_display_dynamic(tick_counter, static_cast<driver_window *>(drv));
2481	+	}
2482	+
2483	+
2484	+	/*
2485	+	*  Thread for screen refresh, input handling etc.
2486	+	*/
2487	+
2488	+	static void VideoRefreshInit(void)
2489	+	{
2490	+	// TODO: set up specialised 8bpp VideoRefresh handlers ?
2491	+	if (display_type == DISPLAY_DGA) {
2492	+	#if ENABLE_VOSF && (REAL_ADDRESSING || DIRECT_ADDRESSING)
2493	+	if (use_vosf)
2494	+	video_refresh = video_refresh_dga_vosf;
2495	+	else
2496	+	#endif
2497	+	video_refresh = video_refresh_dga;
2498	+	}
2499	+	else {
2500	+	#ifdef ENABLE_VOSF
2501	+	if (use_vosf)
2502	+	video_refresh = video_refresh_window_vosf;
2503	+	else
2504	+	#endif
2505	+	if (frame_skip == 0)
2506	+	video_refresh = video_refresh_window_dynamic;
2507	+	else
2508	+	video_refresh = video_refresh_window_static;
2509	+	}
2510	+	}
2511	+
2512	+	// This function is called on non-threaded platforms from a timer interrupt
2513	+	void VideoRefresh(void)
2514	+	{
2515	+	// We need to check redraw_thread_active to inhibit refreshed during
2516	+	// mode changes on non-threaded platforms
2517	+	if (!redraw_thread_active)
2518	+	return;
2519	+
2520	+	// Handle X events
2521	+	handle_events();
2522	+
2523	+	// Handle palette changes
2524	+	handle_palette_changes();
2525	+
2526	+	// Update display
2527	+	video_refresh();
2528	+	}
2529	+
2530	+	const int VIDEO_REFRESH_HZ = 60;
2531	+	const int VIDEO_REFRESH_DELAY = 1000000 / VIDEO_REFRESH_HZ;
2532
2533		#ifdef HAVE_PTHREADS
2534		static void *redraw_func(void *arg)
2535		{
2536	<	uint64 start = GetTicks_usec();
2537	<	int64 ticks = 0;
2538	<	uint64 next = GetTicks_usec();
2536	>	int fd = ConnectionNumber(x_display);
2537	>
2538	>	uint64 start = GetTicks_usec();
2539	>	int64 ticks = 0;
2540	>	uint64 next = GetTicks_usec() + VIDEO_REFRESH_DELAY;
2541	>
2542		while (!redraw_thread_cancel) {
2543	<	VideoRefresh();
1606	<	next += 16667;
2543	>
2544		int64 delay = next - GetTicks_usec();
2545	<	if (delay > 0)
2546	<	Delay_usec(delay);
2547	<	else if (delay < -16667)
2545	>	if (delay < -VIDEO_REFRESH_DELAY) {
2546	>
2547	>	// We are lagging far behind, so we reset the delay mechanism
2548		next = GetTicks_usec();
2549	<	ticks++;
2549	>
2550	>	} else if (delay <= 0) {
2551	>
2552	>	// Delay expired, refresh display
2553	>	handle_events();
2554	>	handle_palette_changes();
2555	>	video_refresh();
2556	>	next += VIDEO_REFRESH_DELAY;
2557	>	ticks++;
2558	>
2559	>	} else {
2560	>
2561	>	// No display refresh pending, check for X events
2562	>	fd_set readfds;
2563	>	FD_ZERO(&readfds);
2564	>	FD_SET(fd, &readfds);
2565	>	struct timeval timeout;
2566	>	timeout.tv_sec = 0;
2567	>	timeout.tv_usec = delay;
2568	>	if (select(fd+1, &readfds, NULL, NULL, &timeout) > 0)
2569	>	handle_events();
2570	>	}
2571		}
2572	<	uint64 end = GetTicks_usec();
2573	<	printf("%Ld ticks in %Ld usec = %Ld ticks/sec\n", ticks, end - start, (end - start) / ticks);
2572	>
2573	>	uint64 end = GetTicks_usec();
2574	>	D(bug("%Ld refreshes in %Ld usec = %f refreshes/sec\n", ticks, end - start, ticks * 1000000.0 / (end - start)));
2575		return NULL;
2576		}
2577		#endif

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