[ViewVC] Diff of: cebix/BasiliskII/src/Unix/video

Comparing BasiliskII/src/Unix/video_x.cpp (file contents):
Revision 1.22 by cebix, 2000-10-08T18:41:35Z vs.
Revision 1.44 by cebix, 2001-06-30T17:21:54Z

#	Line 1 \| Line 1
1		/*
2		* video_x.cpp - Video/graphics emulation, X11 specific stuff
3		*
4	<	* Basilisk II (C) 1997-2000 Christian Bauer
4	>	* Basilisk II (C) 1997-2001 Christian Bauer
5		*
6		* This program is free software; you can redistribute it and/or modify
7		* it under the terms of the GNU General Public License as published by
#	Line 52 \| Line 52
52		# include <sys/mman.h>
53		#endif
54
55	–	#ifdef ENABLE_VOSF
56	–	# include <math.h> // log()
57	–	# include <unistd.h>
58	–	# include <signal.h>
59	–	# include <fcntl.h>
60	–	# include <sys/mman.h>
61	–	#endif
62	–
55		#include "cpu_emulation.h"
56		#include "main.h"
57		#include "adb.h"
#	Line 80 \| Line 72 \| enum {
72
73		// Constants
74		const char KEYCODE_FILE_NAME[] = DATADIR "/keycodes";
75	<	const char FBDEVICES_FILE_NAME[] = DATADIR "/fbdevices";
75	>
76	>	static const int win_eventmask = KeyPressMask \| KeyReleaseMask \| ButtonPressMask \| ButtonReleaseMask \| PointerMotionMask \| EnterWindowMask \| ExposureMask \| StructureNotifyMask;
77	>	static const int dga_eventmask = KeyPressMask \| KeyReleaseMask \| ButtonPressMask \| ButtonReleaseMask \| PointerMotionMask \| StructureNotifyMask;
78
79
80		// Global variables
81		static int32 frame_skip; // Prefs items
82	<	static int16 mouse_wheel_mode = 1;
83	<	static int16 mouse_wheel_lines = 3;
82	>	static int16 mouse_wheel_mode;
83	>	static int16 mouse_wheel_lines;
84
85		static int display_type = DISPLAY_WINDOW; // See enum above
86		static bool local_X11; // Flag: X server running on local machine?
87	<	static uint8 *the_buffer; // Mac frame buffer
87	>	static uint8 *the_buffer = NULL; // Mac frame buffer (where MacOS draws into)
88	>	static uint8 *the_buffer_copy = NULL; // Copy of Mac frame buffer (for refreshed modes)
89
90		#ifdef HAVE_PTHREADS
91		static bool redraw_thread_active = false; // Flag: Redraw thread installed
92	<	static volatile bool redraw_thread_cancel = false; // Flag: Cancel Redraw thread
92	>	static volatile bool redraw_thread_cancel; // Flag: Cancel Redraw thread
93		static pthread_t redraw_thread; // Redraw thread
94		#endif
95
96		static bool has_dga = false; // Flag: Video DGA capable
97		static bool has_vidmode = false; // Flag: VidMode extension available
98
99	+	#ifdef ENABLE_VOSF
100	+	static bool use_vosf = true; // Flag: VOSF enabled
101	+	#else
102	+	static const bool use_vosf = false; // VOSF not possible
103	+	#endif
104	+
105		static bool ctrl_down = false; // Flag: Ctrl key pressed
106		static bool caps_on = false; // Flag: Caps Lock on
107		static bool quit_full_screen = false; // Flag: DGA close requested from redraw thread
#	Line 115 \| Line 116 \| static int keycode_table[256]; // X
116		// X11 variables
117		static int screen; // Screen number
118		static int xdepth; // Depth of X screen
119	<	static int depth; // Depth of Mac frame buffer
119	<	static Window rootwin, the_win; // Root window and our window
119	>	static Window rootwin; // Root window and our window
120		static XVisualInfo visualInfo;
121		static Visual *vis;
122	<	static Colormap cmap[2]; // Two colormaps (DGA) for 8-bit mode
122	>	static Colormap cmap[2] = {0, 0}; // Colormaps for indexed modes (DGA needs two of them)
123		static XColor black, white;
124		static unsigned long black_pixel, white_pixel;
125		static int eventmask;
126	–	static const int win_eventmask = KeyPressMask \| KeyReleaseMask \| ButtonPressMask \| ButtonReleaseMask \| PointerMotionMask \| EnterWindowMask \| ExposureMask;
127	–	static const int dga_eventmask = KeyPressMask \| KeyReleaseMask \| ButtonPressMask \| ButtonReleaseMask \| PointerMotionMask;
126
127	<	static XColor palette[256]; // Color palette for 8-bit mode
127	>	static XColor palette[256]; // Color palette for indexed modes
128		static bool palette_changed = false; // Flag: Palette changed, redraw thread must set new colors
131	–	#ifdef HAVE_PTHREADS
132	–	static pthread_mutex_t palette_lock = PTHREAD_MUTEX_INITIALIZER; // Mutex to protect palette
133	–	#endif
134	–
135	–	// Variables for window mode
136	–	static GC the_gc;
137	–	static XImage *img = NULL;
138	–	static XShmSegmentInfo shminfo;
139	–	static Cursor mac_cursor;
140	–	static uint8 *the_buffer_copy = NULL; // Copy of Mac frame buffer
141	–	static bool have_shm = false; // Flag: SHM extensions available
142	–	static bool updt_box[17][17]; // Flag for Update
143	–	static int nr_boxes;
144	–	static const int sm_uptd[] = {4,1,6,3,0,5,2,7};
145	–	static int sm_no_boxes[] = {1,8,32,64,128,300};
129
130	<	// Variables for XF86 DGA mode
131	<	static int current_dga_cmap; // Number (0 or 1) of currently installed DGA colormap
149	<	static Window suspend_win; // "Suspend" window
150	<	static void *fb_save = NULL; // Saved frame buffer for suspend
151	<	#ifdef HAVE_PTHREADS
152	<	static pthread_mutex_t frame_buffer_lock = PTHREAD_MUTEX_INITIALIZER; // Mutex to protect frame buffer
130	>	#ifdef ENABLE_FBDEV_DGA
131	>	static int fbdev_fd = -1;
132		#endif
133
155	–	// Variables for fbdev DGA mode
156	–	const char FBDEVICE_FILE_NAME[] = "/dev/fb";
157	–	static int fbdev_fd;
158	–
134		#ifdef ENABLE_XF86_VIDMODE
135	<	// Variables for XF86 VidMode support
161	<	static XF86VidModeModeInfo **x_video_modes; // Array of all available modes
135	>	static XF86VidModeModeInfo **x_video_modes = NULL; // Array of all available modes
136		static int num_x_video_modes;
137		#endif
138
139	<	#ifdef ENABLE_VOSF
140	<	static bool use_vosf = true; // Flag: VOSF enabled
139	>	// Mutex to protect palette
140	>	#ifdef HAVE_PTHREADS
141	>	static pthread_mutex_t palette_lock = PTHREAD_MUTEX_INITIALIZER;
142	>	#define LOCK_PALETTE pthread_mutex_lock(&palette_lock)
143	>	#define UNLOCK_PALETTE pthread_mutex_unlock(&palette_lock)
144		#else
145	<	static const bool use_vosf = false; // Flag: VOSF enabled
145	>	#define LOCK_PALETTE
146	>	#define UNLOCK_PALETTE
147		#endif
148
149	<	#ifdef ENABLE_VOSF
172	<	static uint8 * the_host_buffer; // Host frame buffer in VOSF mode
173	<	static uint32 the_buffer_size; // Size of allocated the_buffer
174	<	#endif
175	<
176	<	#ifdef ENABLE_VOSF
177	<	// Variables for Video on SEGV support (taken from the Win32 port)
178	<	struct ScreenPageInfo {
179	<	int top, bottom; // Mapping between this virtual page and Mac scanlines
180	<	};
181	<
182	<	struct ScreenInfo {
183	<	uint32 memBase; // Real start address
184	<	uint32 memStart; // Start address aligned to page boundary
185	<	uint32 memEnd; // Address of one-past-the-end of the screen
186	<	uint32 memLength; // Length of the memory addressed by the screen pages
187	<
188	<	uint32 pageSize; // Size of a page
189	<	int pageBits; // Shift count to get the page number
190	<	uint32 pageCount; // Number of pages allocated to the screen
191	<
192	<	uint8 * dirtyPages; // Table of flags set if page was altered
193	<	ScreenPageInfo * pageInfo; // Table of mappings page -> Mac scanlines
194	<	};
195	<
196	<	static ScreenInfo mainBuffer;
197	<
198	<	#define PFLAG_SET(page) mainBuffer.dirtyPages[page] = 1
199	<	#define PFLAG_CLEAR(page) mainBuffer.dirtyPages[page] = 0
200	<	#define PFLAG_ISSET(page) mainBuffer.dirtyPages[page]
201	<	#define PFLAG_ISCLEAR(page) (mainBuffer.dirtyPages[page] == 0)
202	<	#ifdef UNALIGNED_PROFITABLE
203	<	# define PFLAG_ISCLEAR_4(page) (((uint32 )(mainBuffer.dirtyPages + page)) == 0)
204	<	#else
205	<	# define PFLAG_ISCLEAR_4(page) \
206	<	(mainBuffer.dirtyPages[page ] == 0) \
207	<	&& (mainBuffer.dirtyPages[page+1] == 0) \
208	<	&& (mainBuffer.dirtyPages[page+2] == 0) \
209	<	&& (mainBuffer.dirtyPages[page+3] == 0)
210	<	#endif
211	<	#define PFLAG_CLEAR_ALL memset(mainBuffer.dirtyPages, 0, mainBuffer.pageCount)
212	<	#define PFLAG_SET_ALL memset(mainBuffer.dirtyPages, 1, mainBuffer.pageCount)
213	<
214	<	static int zero_fd = -1;
215	<	static bool Screen_fault_handler_init();
216	<	static struct sigaction vosf_sa;
217	<
149	>	// Mutex to protect frame buffer
150		#ifdef HAVE_PTHREADS
151	<	static pthread_mutex_t Screen_draw_lock = PTHREAD_MUTEX_INITIALIZER; // Mutex to protect frame buffer (dirtyPages in fact)
151	>	static pthread_mutex_t frame_buffer_lock = PTHREAD_MUTEX_INITIALIZER;
152	>	#define LOCK_FRAME_BUFFER pthread_mutex_lock(&frame_buffer_lock);
153	>	#define UNLOCK_FRAME_BUFFER pthread_mutex_unlock(&frame_buffer_lock);
154	>	#else
155	>	#define LOCK_FRAME_BUFFER
156	>	#define UNLOCK_FRAME_BUFFER
157		#endif
158
159	<	#endif
159	>	// Variables for non-VOSF incremental refresh
160	>	static const int sm_uptd[] = {4,1,6,3,0,5,2,7};
161	>	static int sm_no_boxes[] = {1,8,32,64,128,300};
162	>	static bool updt_box[17][17];
163	>	static int nr_boxes;
164
165	<	// VideoRefresh function
166	<	void VideoRefreshInit(void);
165	>	// Video refresh function
166	>	static void VideoRefreshInit(void);
167		static void (*video_refresh)(void);
168
169	+
170		// Prototypes
171		static void redraw_func(void arg);
172	<	static int event2keycode(XKeyEvent *ev);
231	<
172	>	static int event2keycode(XKeyEvent &ev);
173
174		// From main_unix.cpp
175		extern char *x_display_name;
#	Line 237 \| Line 178 \| *extern Display x_display;**
178		// From sys_unix.cpp
179		extern void SysMountFirstFloppy(void);
180
240	–	#ifdef ENABLE_VOSF
241	–	# include "video_vosf.h"
242	–	#endif
243	–
181
182		/*
183	<	* Initialization
183	>	* Utility functions
184		*/
185
186	<	// Set VideoMonitor according to video mode
187	<	void set_video_monitor(int width, int height, int bytes_per_row, bool native_byte_order)
186	>	// Add mode to list of supported modes
187	>	static void add_mode(uint32 width, uint32 height, uint32 resolution_id, uint32 bytes_per_row, video_depth depth)
188	>	{
189	>	video_mode mode;
190	>	mode.x = width;
191	>	mode.y = height;
192	>	mode.resolution_id = resolution_id;
193	>	mode.bytes_per_row = bytes_per_row;
194	>	mode.depth = depth;
195	>	VideoModes.push_back(mode);
196	>	}
197	>
198	>	// Set Mac frame layout and base address (uses the_buffer/MacFrameBaseMac)
199	>	static void set_mac_frame_buffer(video_depth depth, bool native_byte_order)
200		{
201		#if !REAL_ADDRESSING && !DIRECT_ADDRESSING
202		int layout = FLAYOUT_DIRECT;
203	<	switch (depth) {
204	<	case 1:
205	<	layout = FLAYOUT_DIRECT;
206	<	break;
258	<	case 8:
259	<	layout = FLAYOUT_DIRECT;
260	<	break;
261	<	case 15:
262	<	layout = FLAYOUT_HOST_555;
263	<	break;
264	<	case 16:
265	<	layout = FLAYOUT_HOST_565;
266	<	break;
267	<	case 24:
268	<	case 32:
269	<	layout = FLAYOUT_HOST_888;
270	<	break;
271	<	}
203	>	if (depth == VDEPTH_16BIT)
204	>	layout = (xdepth == 15) ? FLAYOUT_HOST_555 : FLAYOUT_HOST_565;
205	>	else if (depth == VDEPTH_32BIT)
206	>	layour = (xdepth == 24) ? FLAYOUT_HOST_888 : FLAYOUT_DIRECT;
207		if (native_byte_order)
208		MacFrameLayout = layout;
209		else
210		MacFrameLayout = FLAYOUT_DIRECT;
211	+	VideoMonitor.mac_frame_base = MacFrameBaseMac;
212	+
213	+	// Set variables used by UAE memory banking
214	+	MacFrameBaseHost = the_buffer;
215	+	MacFrameSize = VideoMonitor.mode.bytes_per_row * VideoMonitor.mode.y;
216	+	InitFrameBufferMapping();
217	+	#else
218	+	VideoMonitor.mac_frame_base = Host2MacAddr(the_buffer);
219	+	D(bug("Host frame buffer = %p, ", the_buffer));
220		#endif
221	<	switch (depth) {
222	<	case 1:
223	<	VideoMonitor.mode = VMODE_1BIT;
224	<	break;
225	<	case 8:
226	<	VideoMonitor.mode = VMODE_8BIT;
227	<	break;
228	<	case 15:
229	<	VideoMonitor.mode = VMODE_16BIT;
230	<	break;
231	<	case 16:
232	<	VideoMonitor.mode = VMODE_16BIT;
233	<	break;
234	<	case 24:
235	<	case 32:
236	<	VideoMonitor.mode = VMODE_32BIT;
237	<	break;
221	>	D(bug("VideoMonitor.mac_frame_base = %08x\n", VideoMonitor.mac_frame_base));
222	>	}
223	>
224	>	// Set window name and class
225	>	static void set_window_name(Window w, int name)
226	>	{
227	>	const char *str = GetString(name);
228	>	XStoreName(x_display, w, str);
229	>	XSetIconName(x_display, w, str);
230	>
231	>	XClassHint *hints;
232	>	hints = XAllocClassHint();
233	>	if (hints) {
234	>	hints->res_name = "BasiliskII";
235	>	hints->res_class = "BasiliskII";
236	>	XSetClassHint(x_display, w, hints);
237	>	XFree(hints);
238		}
239	<	VideoMonitor.x = width;
240	<	VideoMonitor.y = height;
241	<	VideoMonitor.bytes_per_row = bytes_per_row;
239	>	}
240	>
241	>	// Set window input focus flag
242	>	static void set_window_focus(Window w)
243	>	{
244	>	XWMHints *hints = XAllocWMHints();
245	>	if (hints) {
246	>	hints->input = True;
247	>	hints->initial_state = NormalState;
248	>	hints->flags = InputHint \| StateHint;
249	>	XSetWMHints(x_display, w, hints);
250	>	XFree(hints);
251	>	}
252	>	}
253	>
254	>	// Set WM_DELETE_WINDOW protocol on window (preventing it from being destroyed by the WM when clicking on the "close" widget)
255	>	static Atom WM_DELETE_WINDOW = (Atom)0;
256	>	static void set_window_delete_protocol(Window w)
257	>	{
258	>	WM_DELETE_WINDOW = XInternAtom(x_display, "WM_DELETE_WINDOW", false);
259	>	XSetWMProtocols(x_display, w, &WM_DELETE_WINDOW, 1);
260	>	}
261	>
262	>	// Wait until window is mapped/unmapped
263	>	void wait_mapped(Window w)
264	>	{
265	>	XEvent e;
266	>	do {
267	>	XMaskEvent(x_display, StructureNotifyMask, &e);
268	>	} while ((e.type != MapNotify) \|\| (e.xmap.event != w));
269	>	}
270	>
271	>	void wait_unmapped(Window w)
272	>	{
273	>	XEvent e;
274	>	do {
275	>	XMaskEvent(x_display, StructureNotifyMask, &e);
276	>	} while ((e.type != UnmapNotify) \|\| (e.xmap.event != w));
277		}
278
279		// Trap SHM errors
#	Line 310 \| Line 289 \| *static int error_handler(Display d, XEr**
289		return old_error_handler(d, e);
290		}
291
292	<	// Init window mode
293	<	static bool init_window(int width, int height)
292	>
293	>	/*
294	>	* Display "driver" classes
295	>	*/
296	>
297	>	class driver_base {
298	>	public:
299	>	driver_base();
300	>	virtual ~driver_base();
301	>
302	>	virtual void update_palette(void);
303	>	virtual void suspend(void) {}
304	>	virtual void resume(void) {}
305	>
306	>	public:
307	>	bool init_ok; // Initialization succeeded (we can't use exceptions because of -fomit-frame-pointer)
308	>	Window w; // The window we draw into
309	>	};
310	>
311	>	class driver_window;
312	>	static void update_display_window_vosf(driver_window *drv);
313	>	static void update_display_dynamic(int ticker, driver_window *drv);
314	>	static void update_display_static(driver_window *drv);
315	>
316	>	class driver_window : public driver_base {
317	>	friend void update_display_window_vosf(driver_window *drv);
318	>	friend void update_display_dynamic(int ticker, driver_window *drv);
319	>	friend void update_display_static(driver_window *drv);
320	>
321	>	public:
322	>	driver_window(const video_mode &mode);
323	>	~driver_window();
324	>
325	>	private:
326	>	GC gc;
327	>	XImage *img;
328	>	bool have_shm; // Flag: SHM extensions available
329	>	XShmSegmentInfo shminfo;
330	>	Cursor mac_cursor;
331	>	};
332	>
333	>	static driver_base *drv = NULL; // Pointer to currently used driver object
334	>
335	>	#ifdef ENABLE_VOSF
336	>	# include "video_vosf.h"
337	>	#endif
338	>
339	>	driver_base::driver_base()
340	>	: init_ok(false), w(0)
341	>	{
342	>	the_buffer = NULL;
343	>	the_buffer_copy = NULL;
344	>	}
345	>
346	>	driver_base::~driver_base()
347	>	{
348	>	XFlush(x_display);
349	>	XSync(x_display, false);
350	>
351	>	if (w) {
352	>	XUnmapWindow(x_display, w);
353	>	wait_unmapped(w);
354	>	XDestroyWindow(x_display, w);
355	>	}
356	>
357	>	// Free frame buffer(s)
358	>	if (!use_vosf) {
359	>	if (the_buffer) {
360	>	free(the_buffer);
361	>	the_buffer = NULL;
362	>	}
363	>	if (the_buffer_copy) {
364	>	free(the_buffer_copy);
365	>	the_buffer_copy = NULL;
366	>	}
367	>	}
368	>	#ifdef ENABLE_VOSF
369	>	else {
370	>	if (the_buffer != (uint8 *)VM_MAP_FAILED) {
371	>	vm_release(the_buffer, the_buffer_size);
372	>	the_buffer = NULL;
373	>	}
374	>	if (the_buffer_copy != (uint8 *)VM_MAP_FAILED) {
375	>	vm_release(the_buffer_copy, the_buffer_size);
376	>	the_buffer_copy = NULL;
377	>	}
378	>	}
379	>	#endif
380	>	}
381	>
382	>	// Palette has changed
383	>	void driver_base::update_palette(void)
384	>	{
385	>	if (cmap[0] && cmap[1]) {
386	>	int num = 256;
387	>	if (xdepth == 15)
388	>	num = 32;
389	>	else if (xdepth == 16)
390	>	num = 64;
391	>	XStoreColors(x_display, cmap[0], palette, num);
392	>	XStoreColors(x_display, cmap[1], palette, num);
393	>	}
394	>	XSync(x_display, false);
395	>	}
396	>
397	>
398	>	/*
399	>	* Windowed display driver
400	>	*/
401	>
402	>	// Open display
403	>	driver_window::driver_window(const video_mode &mode)
404	>	: gc(0), img(NULL), have_shm(false), mac_cursor(0)
405		{
406	+	int width = mode.x, height = mode.y;
407		int aligned_width = (width + 15) & ~15;
408		int aligned_height = (height + 15) & ~15;
409
410		// Set absolute mouse mode
411		ADBSetRelMouseMode(false);
412
322	–	// Read frame skip prefs
323	–	frame_skip = PrefsFindInt32("frameskip");
324	–
413		// Create window
414		XSetWindowAttributes wattr;
415		wattr.event_mask = eventmask = win_eventmask;
416		wattr.background_pixel = black_pixel;
417	<	wattr.border_pixel = black_pixel;
418	<	wattr.backing_store = NotUseful;
419	<	wattr.save_under = false;
332	<	wattr.backing_planes = xdepth;
417	>	wattr.colormap = cmap[0];
418	>	w = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
419	>	InputOutput, vis, CWEventMask \| CWBackPixel \| ((mode.depth == VDEPTH_1BIT \|\| cmap[0] == 0) ? 0 : CWColormap), &wattr);
420
421	<	XSync(x_display, false);
422	<	the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
336	<	InputOutput, vis, CWEventMask \| CWBackPixel \| CWBorderPixel \|
337	<	CWBackingStore \| CWBackingPlanes, &wattr);
338	<	XSync(x_display, false);
339	<	XStoreName(x_display, the_win, GetString(STR_WINDOW_TITLE));
340	<	XMapRaised(x_display, the_win);
341	<	XSync(x_display, false);
421	>	// Set window name/class
422	>	set_window_name(w, STR_WINDOW_TITLE);
423
424	<	// Set colormap
425	<	if (depth == 8) {
426	<	XSetWindowColormap(x_display, the_win, cmap[0]);
427	<	XSetWMColormapWindows(x_display, the_win, &the_win, 1);
428	<	}
424	>	// Indicate that we want keyboard input
425	>	set_window_focus(w);
426	>
427	>	// Set delete protocol property
428	>	set_window_delete_protocol(w);
429
430		// Make window unresizable
431	<	XSizeHints *hints;
432	<	if ((hints = XAllocSizeHints()) != NULL) {
433	<	hints->min_width = width;
434	<	hints->max_width = width;
435	<	hints->min_height = height;
436	<	hints->max_height = height;
437	<	hints->flags = PMinSize \| PMaxSize;
438	<	XSetWMNormalHints(x_display, the_win, hints);
439	<	XFree((char *)hints);
431	>	{
432	>	XSizeHints *hints = XAllocSizeHints();
433	>	if (hints) {
434	>	hints->min_width = width;
435	>	hints->max_width = width;
436	>	hints->min_height = height;
437	>	hints->max_height = height;
438	>	hints->flags = PMinSize \| PMaxSize;
439	>	XSetWMNormalHints(x_display, w, hints);
440	>	XFree(hints);
441	>	}
442		}
443
444	+	// Show window
445	+	XMapWindow(x_display, w);
446	+	wait_mapped(w);
447	+
448		// Try to create and attach SHM image
449	<	have_shm = false;
363	<	if (depth != 1 && local_X11 && XShmQueryExtension(x_display)) {
449	>	if (local_X11 && mode.depth != VDEPTH_1BIT && XShmQueryExtension(x_display)) {
450
451		// Create SHM image ("height + 2" for safety)
452	<	img = XShmCreateImage(x_display, vis, depth, depth == 1 ? XYBitmap : ZPixmap, 0, &shminfo, width, height);
452	>	img = XShmCreateImage(x_display, vis, mode.depth == VDEPTH_1BIT ? 1 : xdepth, mode.depth == VDEPTH_1BIT ? XYBitmap : ZPixmap, 0, &shminfo, width, height);
453		shminfo.shmid = shmget(IPC_PRIVATE, (aligned_height + 2) * img->bytes_per_line, IPC_CREAT \| 0777);
454		the_buffer_copy = (uint8 *)shmat(shminfo.shmid, 0, 0);
455		shminfo.shmaddr = img->data = (char *)the_buffer_copy;
#	Line 387 \| Line 473 \| static bool init_window(int width, int h
473
474		// Create normal X image if SHM doesn't work ("height + 2" for safety)
475		if (!have_shm) {
476	<	int bytes_per_row = aligned_width;
391	<	switch (depth) {
392	<	case 1:
393	<	bytes_per_row /= 8;
394	<	break;
395	<	case 15:
396	<	case 16:
397	<	bytes_per_row *= 2;
398	<	break;
399	<	case 24:
400	<	case 32:
401	<	bytes_per_row *= 4;
402	<	break;
403	<	}
476	>	int bytes_per_row = TrivialBytesPerRow(aligned_width, mode.depth);
477		the_buffer_copy = (uint8 )malloc((aligned_height + 2) bytes_per_row);
478	<	img = XCreateImage(x_display, vis, depth, depth == 1 ? XYBitmap : ZPixmap, 0, (char *)the_buffer_copy, aligned_width, aligned_height, 32, bytes_per_row);
478	>	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);
479		}
480
481		// 1-Bit mode is big-endian
482	<	if (depth == 1) {
482	>	if (mode.depth == VDEPTH_1BIT) {
483		img->byte_order = MSBFirst;
484		img->bitmap_bit_order = MSBFirst;
485		}
486
487		#ifdef ENABLE_VOSF
488	<	// Allocate a page-aligned chunk of memory for frame buffer
416	<	the_buffer_size = align_on_page_boundary((aligned_height + 2) * img->bytes_per_line);
488	>	// Allocate memory for frame buffer (SIZE is extended to page-boundary)
489		the_host_buffer = the_buffer_copy;
490	<
491	<	the_buffer_copy = (uint8 *)allocate_framebuffer(the_buffer_size);
492	<	memset(the_buffer_copy, 0, the_buffer_size);
421	<
422	<	the_buffer = (uint8 *)allocate_framebuffer(the_buffer_size);
423	<	memset(the_buffer, 0, the_buffer_size);
490	>	the_buffer_size = page_extend((aligned_height + 2) * img->bytes_per_line);
491	>	the_buffer_copy = (uint8 *)vm_acquire(the_buffer_size);
492	>	the_buffer = (uint8 *)vm_acquire(the_buffer_size);
493		#else
494		// Allocate memory for frame buffer
495		the_buffer = (uint8 )malloc((aligned_height + 2) img->bytes_per_line);
496		#endif
497
498		// Create GC
499	<	the_gc = XCreateGC(x_display, the_win, 0, 0);
500	<	XSetState(x_display, the_gc, black_pixel, white_pixel, GXcopy, AllPlanes);
499	>	gc = XCreateGC(x_display, w, 0, 0);
500	>	XSetState(x_display, gc, black_pixel, white_pixel, GXcopy, AllPlanes);
501
502		// Create no_cursor
503		mac_cursor = XCreatePixmapCursor(x_display,
504	<	XCreatePixmap(x_display, the_win, 1, 1, 1),
505	<	XCreatePixmap(x_display, the_win, 1, 1, 1),
504	>	XCreatePixmap(x_display, w, 1, 1, 1),
505	>	XCreatePixmap(x_display, w, 1, 1, 1),
506		&black, &white, 0, 0);
507	<	XDefineCursor(x_display, the_win, mac_cursor);
507	>	XDefineCursor(x_display, w, mac_cursor);
508
509	<	// Set VideoMonitor
509	>	// Init blitting routines
510		bool native_byte_order;
511		#ifdef WORDS_BIGENDIAN
512	<	native_byte_order = (img->bitmap_bit_order == MSBFirst);
512	>	native_byte_order = (XImageByteOrder(x_display) == MSBFirst);
513		#else
514	<	native_byte_order = (img->bitmap_bit_order == LSBFirst);
514	>	native_byte_order = (XImageByteOrder(x_display) == LSBFirst);
515		#endif
516		#ifdef ENABLE_VOSF
517	<	do_update_framebuffer = GET_FBCOPY_FUNC(depth, native_byte_order, DISPLAY_WINDOW);
517	>	Screen_blitter_init(&visualInfo, native_byte_order);
518		#endif
519	<	set_video_monitor(width, height, img->bytes_per_line, native_byte_order);
520	<
521	<	#if REAL_ADDRESSING \|\| DIRECT_ADDRESSING
522	<	VideoMonitor.mac_frame_base = Host2MacAddr(the_buffer);
523	<	#else
524	<	VideoMonitor.mac_frame_base = MacFrameBaseMac;
519	>
520	>	// Set VideoMonitor
521	>	VideoMonitor.mode = mode;
522	>	set_mac_frame_buffer(mode.depth, native_byte_order);
523	>
524	>	// Everything went well
525	>	init_ok = true;
526	>	}
527	>
528	>	// Close display
529	>	driver_window::~driver_window()
530	>	{
531	>	if (img)
532	>	XDestroyImage(img);
533	>	if (have_shm) {
534	>	XShmDetach(x_display, &shminfo);
535	>	the_buffer_copy = NULL; // don't free() in driver_base dtor
536	>	}
537	>	if (gc)
538	>	XFreeGC(x_display, gc);
539	>	}
540	>
541	>
542	>	#if defined(ENABLE_XF86_DGA) \|\| defined(ENABLE_FBDEV_DGA)
543	>	/*
544	>	* DGA display driver base class
545	>	*/
546	>
547	>	class driver_dga : public driver_base {
548	>	public:
549	>	driver_dga();
550	>	~driver_dga();
551	>
552	>	void suspend(void);
553	>	void resume(void);
554	>
555	>	private:
556	>	Window suspend_win; // "Suspend" information window
557	>	void *fb_save; // Saved frame buffer for suspend/resume
558	>	};
559	>
560	>	driver_dga::driver_dga()
561	>	: suspend_win(0), fb_save(NULL)
562	>	{
563	>	}
564	>
565	>	driver_dga::~driver_dga()
566	>	{
567	>	XUngrabPointer(x_display, CurrentTime);
568	>	XUngrabKeyboard(x_display, CurrentTime);
569	>	}
570	>
571	>	// Suspend emulation
572	>	void driver_dga::suspend(void)
573	>	{
574	>	// Release ctrl key
575	>	ADBKeyUp(0x36);
576	>	ctrl_down = false;
577	>
578	>	// Lock frame buffer (this will stop the MacOS thread)
579	>	LOCK_FRAME_BUFFER;
580	>
581	>	// Save frame buffer
582	>	fb_save = malloc(VideoMonitor.mode.y * VideoMonitor.mode.bytes_per_row);
583	>	if (fb_save)
584	>	memcpy(fb_save, the_buffer, VideoMonitor.mode.y * VideoMonitor.mode.bytes_per_row);
585	>
586	>	// Close full screen display
587	>	#ifdef ENABLE_XF86_DGA
588	>	XF86DGADirectVideo(x_display, screen, 0);
589		#endif
590	<	return true;
590	>	XUngrabPointer(x_display, CurrentTime);
591	>	XUngrabKeyboard(x_display, CurrentTime);
592	>	XUnmapWindow(x_display, w);
593	>	wait_unmapped(w);
594	>
595	>	// Open "suspend" window
596	>	XSetWindowAttributes wattr;
597	>	wattr.event_mask = KeyPressMask;
598	>	wattr.background_pixel = black_pixel;
599	>
600	>	suspend_win = XCreateWindow(x_display, rootwin, 0, 0, 512, 1, 0, xdepth,
601	>	InputOutput, vis, CWEventMask \| CWBackPixel, &wattr);
602	>	set_window_name(suspend_win, STR_SUSPEND_WINDOW_TITLE);
603	>	set_window_focus(suspend_win);
604	>	XMapWindow(x_display, suspend_win);
605	>	emul_suspended = true;
606		}
607
608	<	// Init fbdev DGA display
609	<	static bool init_fbdev_dga(char *in_fb_name)
608	>	// Resume emulation
609	>	void driver_dga::resume(void)
610		{
611	+	// Close "suspend" window
612	+	XDestroyWindow(x_display, suspend_win);
613	+	XSync(x_display, false);
614	+
615	+	// Reopen full screen display
616	+	XMapRaised(x_display, w);
617	+	wait_mapped(w);
618	+	XWarpPointer(x_display, None, rootwin, 0, 0, 0, 0, 0, 0);
619	+	XGrabKeyboard(x_display, rootwin, 1, GrabModeAsync, GrabModeAsync, CurrentTime);
620	+	XGrabPointer(x_display, rootwin, 1, PointerMotionMask \| ButtonPressMask \| ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
621	+	#ifdef ENABLE_XF86_DGA
622	+	XF86DGADirectVideo(x_display, screen, XF86DGADirectGraphics \| XF86DGADirectKeyb \| XF86DGADirectMouse);
623	+	XF86DGASetViewPort(x_display, screen, 0, 0);
624	+	#endif
625	+	XSync(x_display, false);
626	+
627	+	// the_buffer already contains the data to restore. i.e. since a temporary
628	+	// frame buffer is used when VOSF is actually used, fb_save is therefore
629	+	// not necessary.
630	+	#ifdef ENABLE_VOSF
631	+	if (use_vosf) {
632	+	LOCK_VOSF;
633	+	PFLAG_SET_ALL;
634	+	UNLOCK_VOSF;
635	+	memset(the_buffer_copy, 0, VideoMonitor.mode.bytes_per_row * VideoMonitor.mode.y);
636	+	}
637	+	#endif
638	+
639	+	// Restore frame buffer
640	+	if (fb_save) {
641	+	#ifdef ENABLE_VOSF
642	+	// Don't copy fb_save to the temporary frame buffer in VOSF mode
643	+	if (!use_vosf)
644	+	#endif
645	+	memcpy(the_buffer, fb_save, VideoMonitor.mode.y * VideoMonitor.mode.bytes_per_row);
646	+	free(fb_save);
647	+	fb_save = NULL;
648	+	}
649	+
650	+	// Unlock frame buffer (and continue MacOS thread)
651	+	UNLOCK_FRAME_BUFFER;
652	+	emul_suspended = false;
653	+	}
654	+	#endif
655	+
656	+
657		#ifdef ENABLE_FBDEV_DGA
658	+	/*
659	+	* fbdev DGA display driver
660	+	*/
661	+
662	+	class driver_fbdev : public driver_dga {
663	+	public:
664	+	driver_fbdev(const video_mode &mode);
665	+	~driver_fbdev();
666	+
667	+	private:
668	+	const char FBDEVICES_FILE_NAME[] = DATADIR "/fbdevices";
669	+	const char FBDEVICE_FILE_NAME[] = "/dev/fb";
670	+	};
671	+
672	+	// Open display
673	+	driver_fbdev::driver_fbdev(const video_mode &mode)
674	+	{
675	+	int width = mode.x, height = mode.y;
676	+
677	+	// Set absolute mouse mode
678	+	ADBSetRelMouseMode(false);
679	+
680		// Find the maximum depth available
681		int ndepths, max_depth(0);
682		int *depths = XListDepths(x_display, screen, &ndepths);
683		if (depths == NULL) {
684		printf("FATAL: Could not determine the maximal depth available\n");
685	<	return false;
685	>	return;
686		} else {
687		while (ndepths-- > 0) {
688		if (depths[ndepths] > max_depth)
#	Line 483 \| Line 699 \| *static bool init_fbdev_dga(char in_fb_n**
699		char str[256];
700		sprintf(str, GetString(STR_NO_FBDEVICE_FILE_ERR), fbd_path ? fbd_path : FBDEVICES_FILE_NAME, strerror(errno));
701		ErrorAlert(str);
702	<	return false;
702	>	return;
703		}
704
705		int fb_depth; // supported depth
#	Line 503 \| Line 719 \| *static bool init_fbdev_dga(char in_fb_n**
719		continue;
720
721		if ((sscanf(line, "%19s %d %x", &fb_name, &fb_depth, &fb_offset) == 3)
722	<	&& (strcmp(fb_name, in_fb_name) == 0) && (fb_depth == max_depth)) {
722	>	&& (strcmp(fb_name, fb_name) == 0) && (fb_depth == max_depth)) {
723		device_found = true;
724		break;
725		}
#	Line 515 \| Line 731 \| *static bool init_fbdev_dga(char in_fb_n**
731		// Frame buffer name not found ? Then, display warning
732		if (!device_found) {
733		char str[256];
734	<	sprintf(str, GetString(STR_FBDEV_NAME_ERR), in_fb_name, max_depth);
734	>	sprintf(str, GetString(STR_FBDEV_NAME_ERR), fb_name, max_depth);
735		ErrorAlert(str);
736	<	return false;
736	>	return;
737		}
738
523	–	int width = DisplayWidth(x_display, screen);
524	–	int height = DisplayHeight(x_display, screen);
525	–	depth = fb_depth; // max_depth
526	–
527	–	// Set relative mouse mode
528	–	ADBSetRelMouseMode(false);
529	–
739		// Create window
740		XSetWindowAttributes wattr;
741	<	wattr.override_redirect = True;
742	<	wattr.backing_store = NotUseful;
743	<	wattr.background_pixel = white_pixel;
744	<	wattr.border_pixel = black_pixel;
536	<	wattr.event_mask = eventmask = dga_eventmask;
741	>	wattr.event_mask = eventmask = dga_eventmask;
742	>	wattr.background_pixel = white_pixel;
743	>	wattr.override_redirect = True;
744	>	wattr.colormap = cmap[0];
745
746	<	XSync(x_display, false);
539	<	the_win = XCreateWindow(x_display, rootwin,
746	>	w = XCreateWindow(x_display, rootwin,
747		0, 0, width, height,
748		0, xdepth, InputOutput, vis,
749	<	CWEventMask\|CWBackPixel\|CWBorderPixel\|CWOverrideRedirect\|CWBackingStore,
749	>	CWEventMask \| CWBackPixel \| CWOverrideRedirect \| (fb_depth <= 8 ? CWColormap : 0),
750		&wattr);
751	<	XSync(x_display, false);
752	<	XMapRaised(x_display, the_win);
753	<	XSync(x_display, false);
751	>
752	>	// Set window name/class
753	>	set_window_name(w, STR_WINDOW_TITLE);
754	>
755	>	// Indicate that we want keyboard input
756	>	set_window_focus(w);
757	>
758	>	// Show window
759	>	XMapRaised(x_display, w);
760	>	wait_mapped(w);
761
762		// Grab mouse and keyboard
763	<	XGrabKeyboard(x_display, the_win, True,
763	>	XGrabKeyboard(x_display, w, True,
764		GrabModeAsync, GrabModeAsync, CurrentTime);
765	<	XGrabPointer(x_display, the_win, True,
765	>	XGrabPointer(x_display, w, True,
766		PointerMotionMask \| ButtonPressMask \| ButtonReleaseMask,
767	<	GrabModeAsync, GrabModeAsync, the_win, None, CurrentTime);
767	>	GrabModeAsync, GrabModeAsync, w, None, CurrentTime);
768
769	<	// Set colormap
770	<	if (depth == 8) {
557	<	XSetWindowColormap(x_display, the_win, cmap[0]);
558	<	XSetWMColormapWindows(x_display, the_win, &the_win, 1);
559	<	}
560	<
561	<	// Set VideoMonitor
562	<	int bytes_per_row = width;
563	<	switch (depth) {
564	<	case 1:
565	<	bytes_per_row = ((width \| 7) & ~7) >> 3;
566	<	break;
567	<	case 15:
568	<	case 16:
569	<	bytes_per_row *= 2;
570	<	break;
571	<	case 24:
572	<	case 32:
573	<	bytes_per_row *= 4;
574	<	break;
575	<	}
769	>	// Calculate bytes per row
770	>	int bytes_per_row = TrivialBytesPerRow(mode.x, mode.depth);
771
772	+	// Map frame buffer
773		if ((the_buffer = (uint8 ) mmap(NULL, height bytes_per_row, PROT_READ \| PROT_WRITE, MAP_PRIVATE, fbdev_fd, fb_offset)) == MAP_FAILED) {
774		if ((the_buffer = (uint8 ) mmap(NULL, height bytes_per_row, PROT_READ \| PROT_WRITE, MAP_SHARED, fbdev_fd, fb_offset)) == MAP_FAILED) {
775		char str[256];
776		sprintf(str, GetString(STR_FBDEV_MMAP_ERR), strerror(errno));
777		ErrorAlert(str);
778	<	return false;
778	>	return;
779		}
780		}
781
782	+	#if ENABLE_VOSF
783		#if REAL_ADDRESSING \|\| DIRECT_ADDRESSING
784	<	// If the blit function is null, i.e. just a copy of the buffer,
785	<	// we first try to avoid the allocation of a temporary frame buffer
786	<	use_vosf = true;
590	<	do_update_framebuffer = GET_FBCOPY_FUNC(depth, true, DISPLAY_DGA);
591	<	if (do_update_framebuffer == FBCOPY_FUNC(fbcopy_raw))
592	<	use_vosf = false;
784	>	// Screen_blitter_init() returns TRUE if VOSF is mandatory
785	>	// i.e. the framebuffer update function is not Blit_Copy_Raw
786	>	use_vosf = Screen_blitter_init(&visualInfo, true);
787
788		if (use_vosf) {
789	<	the_host_buffer = the_buffer;
790	<	the_buffer_size = align_on_page_boundary((height + 2) * bytes_per_row);
791	<	the_buffer_copy = (uint8 *)malloc(the_buffer_size);
792	<	memset(the_buffer_copy, 0, the_buffer_size);
793	<	the_buffer = (uint8 *)allocate_framebuffer(the_buffer_size);
600	<	memset(the_buffer, 0, the_buffer_size);
789	>	// Allocate memory for frame buffer (SIZE is extended to page-boundary)
790	>	the_host_buffer = the_buffer;
791	>	the_buffer_size = page_extend((height + 2) * bytes_per_row);
792	>	the_buffer_copy = (uint8 *)vm_acquire(the_buffer_size);
793	>	the_buffer = (uint8 *)vm_acquire(the_buffer_size);
794		}
602	–	#elif ENABLE_VOSF
603	–	use_vosf = false;
604	–	#endif
605	–
606	–	set_video_monitor(width, height, bytes_per_row, true);
607	–	#if REAL_ADDRESSING \|\| DIRECT_ADDRESSING
608	–	VideoMonitor.mac_frame_base = Host2MacAddr(the_buffer);
795		#else
796	<	VideoMonitor.mac_frame_base = MacFrameBaseMac;
796	>	use_vosf = false;
797		#endif
612	–	return true;
613	–	#else
614	–	ErrorAlert("Basilisk II has been compiled with fbdev DGA support disabled.");
615	–	return false;
798		#endif
799	+
800	+	// Set VideoMonitor
801	+	VideoModes[0].bytes_per_row = bytes_per_row;
802	+	VideoModes[0].depth = DepthModeForPixelDepth();
803	+	VideoMonitor.mode = mode;
804	+	set_mac_frame_buffer(mode.depth, true);
805	+
806	+	// Everything went well
807	+	init_ok = true;
808		}
809
810	<	// Init XF86 DGA display
811	<	static bool init_xf86_dga(int width, int height)
810	>	// Close display
811	>	driver_fbdev::~driver_fbdev()
812		{
813	+	}
814	+	#endif
815	+
816	+
817		#ifdef ENABLE_XF86_DGA
818	+	/*
819	+	* XFree86 DGA display driver
820	+	*/
821	+
822	+	class driver_xf86dga : public driver_dga {
823	+	public:
824	+	driver_xf86dga(const video_mode &mode);
825	+	~driver_xf86dga();
826	+
827	+	void update_palette(void);
828	+	void resume(void);
829	+
830	+	private:
831	+	int current_dga_cmap; // Number (0 or 1) of currently installed DGA colormap
832	+	};
833	+
834	+	// Open display
835	+	driver_xf86dga::driver_xf86dga(const video_mode &mode)
836	+	: current_dga_cmap(0)
837	+	{
838	+	int width = mode.x, height = mode.y;
839	+
840		// Set relative mouse mode
841		ADBSetRelMouseMode(true);
842
#	Line 635 \| Line 852 \| static bool init_xf86_dga(int width, int
852		}
853		XF86VidModeSwitchToMode(x_display, screen, x_video_modes[best]);
854		XF86VidModeSetViewPort(x_display, screen, 0, 0);
855	+	XSync(x_display, false);
856		}
857		#endif
858
859		// Create window
860		XSetWindowAttributes wattr;
861		wattr.event_mask = eventmask = dga_eventmask;
644	–	wattr.border_pixel = black_pixel;
862		wattr.override_redirect = True;
863
864	<	XSync(x_display, false);
865	<	the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
866	<	InputOutput, vis, CWEventMask \| CWBorderPixel \| CWOverrideRedirect, &wattr);
867	<	XSync(x_display, false);
868	<	XStoreName(x_display, the_win, GetString(STR_WINDOW_TITLE));
869	<	XMapRaised(x_display, the_win);
870	<	XSync(x_display, false);
864	>	w = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
865	>	InputOutput, vis, CWEventMask \| CWOverrideRedirect, &wattr);
866	>
867	>	// Set window name/class
868	>	set_window_name(w, STR_WINDOW_TITLE);
869	>
870	>	// Indicate that we want keyboard input
871	>	set_window_focus(w);
872	>
873	>	// Show window
874	>	XMapRaised(x_display, w);
875	>	wait_mapped(w);
876
877		// Establish direct screen connection
878	<	XMoveResizeWindow(x_display, the_win, 0, 0, width, height);
878	>	XMoveResizeWindow(x_display, w, 0, 0, width, height);
879		XWarpPointer(x_display, None, rootwin, 0, 0, 0, 0, 0, 0);
880		XGrabKeyboard(x_display, rootwin, True, GrabModeAsync, GrabModeAsync, CurrentTime);
881		XGrabPointer(x_display, rootwin, True, PointerMotionMask \| ButtonPressMask \| ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
#	Line 665 \| Line 887 \| static bool init_xf86_dga(int width, int
887		XF86DGASetVidPage(x_display, screen, 0);
888
889		// Set colormap
890	<	if (depth == 8) {
891	<	XSetWindowColormap(x_display, the_win, cmap[current_dga_cmap = 0]);
670	<	XSetWMColormapWindows(x_display, the_win, &the_win, 1);
890	>	if (!IsDirectMode(mode)) {
891	>	XSetWindowColormap(x_display, w, cmap[current_dga_cmap = 0]);
892		XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
893		}
894	+	XSync(x_display, false);
895
896	<	// Set VideoMonitor
897	<	int bytes_per_row = (v_width + 7) & ~7;
898	<	switch (depth) {
677	<	case 1:
678	<	bytes_per_row /= 8;
679	<	break;
680	<	case 15:
681	<	case 16:
682	<	bytes_per_row *= 2;
683	<	break;
684	<	case 24:
685	<	case 32:
686	<	bytes_per_row *= 4;
687	<	break;
688	<	}
689	<
896	>	// Init blitting routines
897	>	int bytes_per_row = TrivialBytesPerRow((v_width + 7) & ~7, mode.depth);
898	>	#ifdef VIDEO_VOSF
899		#if REAL_ADDRESSING \|\| DIRECT_ADDRESSING
900	<	// If the blit function is null, i.e. just a copy of the buffer,
901	<	// we first try to avoid the allocation of a temporary frame buffer
902	<	use_vosf = true;
694	<	do_update_framebuffer = GET_FBCOPY_FUNC(depth, true, DISPLAY_DGA);
695	<	if (do_update_framebuffer == FBCOPY_FUNC(fbcopy_raw))
696	<	use_vosf = false;
900	>	// Screen_blitter_init() returns TRUE if VOSF is mandatory
901	>	// i.e. the framebuffer update function is not Blit_Copy_Raw
902	>	use_vosf = Screen_blitter_init(&visualInfo, true);
903
904		if (use_vosf) {
905	<	the_host_buffer = the_buffer;
906	<	the_buffer_size = align_on_page_boundary((height + 2) * bytes_per_row);
907	<	the_buffer_copy = (uint8 *)malloc(the_buffer_size);
908	<	memset(the_buffer_copy, 0, the_buffer_size);
909	<	the_buffer = (uint8 *)allocate_framebuffer(the_buffer_size);
704	<	memset(the_buffer, 0, the_buffer_size);
905	>	// Allocate memory for frame buffer (SIZE is extended to page-boundary)
906	>	the_host_buffer = the_buffer;
907	>	the_buffer_size = page_extend((height + 2) * bytes_per_row);
908	>	the_buffer_copy = (uint8 *)vm_acquire(the_buffer_size);
909	>	the_buffer = (uint8 *)vm_acquire(the_buffer_size);
910		}
911	<	#elif defined(ENABLE_VOSF)
707	<	// The UAE memory handlers will already handle color conversion, if needed.
911	>	#else
912		use_vosf = false;
913		#endif
710	–
711	–	set_video_monitor(width, height, bytes_per_row, true);
712	–	#if REAL_ADDRESSING \|\| DIRECT_ADDRESSING
713	–	VideoMonitor.mac_frame_base = Host2MacAddr(the_buffer);
714	–	// MacFrameLayout = FLAYOUT_DIRECT;
715	–	#else
716	–	VideoMonitor.mac_frame_base = MacFrameBaseMac;
914		#endif
915	<	return true;
916	<	#else
917	<	ErrorAlert("Basilisk II has been compiled with XF86 DGA support disabled.");
918	<	return false;
915	>
916	>	// Set VideoMonitor
917	>	const_cast<video_mode *>(&mode)->bytes_per_row = bytes_per_row;
918	>	VideoMonitor.mode = mode;
919	>	set_mac_frame_buffer(mode.depth, true);
920	>
921	>	// Everything went well
922	>	init_ok = true;
923	>	}
924	>
925	>	// Close display
926	>	driver_xf86dga::~driver_xf86dga()
927	>	{
928	>	XF86DGADirectVideo(x_display, screen, 0);
929	>	#ifdef ENABLE_XF86_VIDMODE
930	>	if (has_vidmode)
931	>	XF86VidModeSwitchToMode(x_display, screen, x_video_modes[0]);
932		#endif
933		}
934
935	+	// Palette has changed
936	+	void driver_xf86dga::update_palette(void)
937	+	{
938	+	driver_dga::update_palette();
939	+	current_dga_cmap ^= 1;
940	+	if (!IsDirectMode(VideoMonitor.mode) && cmap[current_dga_cmap])
941	+	XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
942	+	}
943	+
944	+	// Resume emulation
945	+	void driver_xf86dga::resume(void)
946	+	{
947	+	driver_dga::resume();
948	+	if (!IsDirectMode(VideoMonitor.mode))
949	+	XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
950	+	}
951	+	#endif
952	+
953	+
954	+	/*
955	+	* Initialization
956	+	*/
957	+
958		// Init keycode translation table
959		static void keycode_init(void)
960		{
#	Line 787 \| Line 1020 \| static void keycode_init(void)
1020		}
1021		}
1022
1023	<	bool VideoInitBuffer()
1023	>	// Open display for specified mode
1024	>	static bool video_open(const video_mode &mode)
1025		{
1026	+	// Create display driver object of requested type
1027	+	switch (display_type) {
1028	+	case DISPLAY_WINDOW:
1029	+	drv = new driver_window(mode);
1030	+	break;
1031	+	#ifdef ENABLE_FBDEV_DGA
1032	+	case DISPLAY_DGA:
1033	+	drv = new driver_fbdev(mode);
1034	+	break;
1035	+	#endif
1036	+	#ifdef ENABLE_XF86_DGA
1037	+	case DISPLAY_DGA:
1038	+	drv = new driver_xf86dga(mode);
1039	+	break;
1040	+	#endif
1041	+	}
1042	+	if (drv == NULL)
1043	+	return false;
1044	+	if (!drv->init_ok) {
1045	+	delete drv;
1046	+	drv = NULL;
1047	+	return false;
1048	+	}
1049	+
1050		#ifdef ENABLE_VOSF
1051		if (use_vosf) {
1052	<	const uint32 page_size = getpagesize();
1053	<	const uint32 page_mask = page_size - 1;
1054	<
1055	<	mainBuffer.memBase = (uint32) the_buffer;
1056	<	// Align the frame buffer on page boundary
799	<	mainBuffer.memStart = (uint32)((((unsigned long) the_buffer) + page_mask) & ~page_mask);
800	<	mainBuffer.memLength = the_buffer_size;
801	<	mainBuffer.memEnd = mainBuffer.memStart + mainBuffer.memLength;
802	<
803	<	mainBuffer.pageSize = page_size;
804	<	mainBuffer.pageCount = (mainBuffer.memLength + page_mask)/mainBuffer.pageSize;
805	<	mainBuffer.pageBits = int( log(mainBuffer.pageSize) / log(2.0) );
806	<
807	<	if (mainBuffer.dirtyPages != 0)
808	<	free(mainBuffer.dirtyPages);
809	<
810	<	mainBuffer.dirtyPages = (uint8 *) malloc(mainBuffer.pageCount);
811	<
812	<	if (mainBuffer.pageInfo != 0)
813	<	free(mainBuffer.pageInfo);
814	<
815	<	mainBuffer.pageInfo = (ScreenPageInfo ) malloc(mainBuffer.pageCount sizeof(ScreenPageInfo));
1052	>	// Initialize the mainBuffer structure
1053	>	if (!video_init_buffer()) {
1054	>	ErrorAlert(STR_VOSF_INIT_ERR);
1055	>	return false;
1056	>	}
1057
1058	<	if ((mainBuffer.dirtyPages == 0) \|\| (mainBuffer.pageInfo == 0))
1058	>	// Initialize the handler for SIGSEGV
1059	>	if (!sigsegv_install_handler(screen_fault_handler)) {
1060	>	ErrorAlert("Could not initialize Video on SEGV signals");
1061		return false;
1062	+	}
1063	+	}
1064	+	#endif
1065	+
1066	+	// Initialize VideoRefresh function
1067	+	VideoRefreshInit();
1068
1069	<	PFLAG_CLEAR_ALL;
1069	>	// Lock down frame buffer
1070	>	XSync(x_display, false);
1071	>	LOCK_FRAME_BUFFER;
1072
1073	<	uint32 a = 0;
1074	<	for (int i = 0; i < mainBuffer.pageCount; i++) {
1075	<	int y1 = a / VideoMonitor.bytes_per_row;
1076	<	if (y1 >= VideoMonitor.y)
1077	<	y1 = VideoMonitor.y - 1;
1078	<
1079	<	int y2 = (a + mainBuffer.pageSize) / VideoMonitor.bytes_per_row;
829	<	if (y2 >= VideoMonitor.y)
830	<	y2 = VideoMonitor.y - 1;
831	<
832	<	mainBuffer.pageInfo[i].top = y1;
833	<	mainBuffer.pageInfo[i].bottom = y2;
834	<
835	<	a += mainBuffer.pageSize;
836	<	if (a > mainBuffer.memLength)
837	<	a = mainBuffer.memLength;
838	<	}
839	<
840	<	// We can now write-protect the frame buffer
841	<	if (mprotect((caddr_t)mainBuffer.memStart, mainBuffer.memLength, PROT_READ) != 0)
842	<	return false;
1073	>	#ifdef HAVE_PTHREADS
1074	>	// Start redraw/input thread
1075	>	redraw_thread_cancel = false;
1076	>	redraw_thread_active = (pthread_create(&redraw_thread, NULL, redraw_func, NULL) == 0);
1077	>	if (!redraw_thread_active) {
1078	>	printf("FATAL: cannot create redraw thread\n");
1079	>	return false;
1080		}
1081		#endif
1082	+
1083		return true;
1084		}
1085
1086		bool VideoInit(bool classic)
1087		{
1088	+	classic_mode = classic;
1089	+
1090		#ifdef ENABLE_VOSF
851	–	// Open /dev/zero
852	–	zero_fd = open("/dev/zero", O_RDWR);
853	–	if (zero_fd < 0) {
854	–	char str[256];
855	–	sprintf(str, GetString(STR_NO_DEV_ZERO_ERR), strerror(errno));
856	–	ErrorAlert(str);
857	–	return false;
858	–	}
859	–
1091		// Zero the mainBuffer structure
1092	<	mainBuffer.dirtyPages = 0;
1093	<	mainBuffer.pageInfo = 0;
1092	>	mainBuffer.dirtyPages = NULL;
1093	>	mainBuffer.pageInfo = NULL;
1094		#endif
1095
1096		// Check if X server runs on local machine
#	Line 870 \| Line 1101 \| bool VideoInit(bool classic)
1101		keycode_init();
1102
1103		// Read prefs
1104	<	mouse_wheel_mode = PrefsFindInt16("mousewheelmode");
1105	<	mouse_wheel_lines = PrefsFindInt16("mousewheellines");
1104	>	frame_skip = PrefsFindInt32("frameskip");
1105	>	mouse_wheel_mode = PrefsFindInt32("mousewheelmode");
1106	>	mouse_wheel_lines = PrefsFindInt32("mousewheellines");
1107
1108		// Find screen and root window
1109		screen = XDefaultScreen(x_display);
#	Line 884 \| Line 1116 \| bool VideoInit(bool classic)
1116		// Frame buffer name
1117		char fb_name[20];
1118
1119	<	// Could do fbdev dga ?
1119	>	// Could do fbdev DGA?
1120		if ((fbdev_fd = open(FBDEVICE_FILE_NAME, O_RDWR)) != -1)
1121		has_dga = true;
1122		else
#	Line 930 \| Line 1162 \| bool VideoInit(bool classic)
1162		case 15:
1163		case 16:
1164		case 24:
1165	<	case 32:
1166	<	color_class = TrueColor;
1165	>	case 32: // Try DirectColor first, as this will allow gamma correction
1166	>	if (!XMatchVisualInfo(x_display, screen, xdepth, DirectColor, &visualInfo))
1167	>	color_class = TrueColor;
1168		break;
1169		default:
1170	<	ErrorAlert(GetString(STR_UNSUPP_DEPTH_ERR));
1170	>	ErrorAlert(STR_UNSUPP_DEPTH_ERR);
1171		return false;
1172		}
1173		if (!XMatchVisualInfo(x_display, screen, xdepth, color_class, &visualInfo)) {
1174	<	ErrorAlert(GetString(STR_NO_XVISUAL_ERR));
1174	>	ErrorAlert(STR_NO_XVISUAL_ERR);
1175		return false;
1176		}
1177		if (visualInfo.depth != xdepth) {
1178	<	ErrorAlert(GetString(STR_NO_XVISUAL_ERR));
1178	>	ErrorAlert(STR_NO_XVISUAL_ERR);
1179		return false;
1180		}
1181		vis = visualInfo.visual;
1182
1183	<	// Mac screen depth is always 1 bit in Classic mode, but follows X depth otherwise
1184	<	classic_mode = classic;
952	<	if (classic)
953	<	depth = 1;
954	<	else
955	<	depth = xdepth;
956	<
957	<	// Create color maps for 8 bit mode
958	<	if (depth == 8) {
1183	>	// Create color maps
1184	>	if (color_class == PseudoColor \|\| color_class == DirectColor) {
1185		cmap[0] = XCreateColormap(x_display, rootwin, vis, AllocAll);
1186		cmap[1] = XCreateColormap(x_display, rootwin, vis, AllocAll);
961	–	XInstallColormap(x_display, cmap[0]);
962	–	XInstallColormap(x_display, cmap[1]);
1187		}
1188
1189		// Get screen mode from preferences
1190		const char *mode_str;
1191	<	if (classic)
1191	>	if (classic_mode)
1192		mode_str = "win/512/342";
1193		else
1194		mode_str = PrefsFindString("screen");
1195
1196	<	// Determine type and mode
1197	<	int width = 512, height = 384;
1196	>	// Determine display type and default dimensions
1197	>	int default_width = 512, default_height = 384;
1198		display_type = DISPLAY_WINDOW;
1199		if (mode_str) {
1200	<	if (sscanf(mode_str, "win/%d/%d", &width, &height) == 2)
1200	>	if (sscanf(mode_str, "win/%d/%d", &default_width, &default_height) == 2) {
1201		display_type = DISPLAY_WINDOW;
1202		#ifdef ENABLE_FBDEV_DGA
1203	<	else if (has_dga && sscanf(mode_str, "dga/%19s", fb_name) == 1) {
1204	<	#else
1205	<	else if (has_dga && sscanf(mode_str, "dga/%d/%d", &width, &height) == 2) {
1203	>	} else if (has_dga && sscanf(mode_str, "dga/%19s", fb_name) == 1) {
1204	>	display_type = DISPLAY_DGA;
1205	>	default_width = -1; default_height = -1; // use entire screen
1206		#endif
1207	+	#ifdef ENABLE_XF86_DGA
1208	+	} else if (has_dga && sscanf(mode_str, "dga/%d/%d", &default_width, &default_height) == 2) {
1209		display_type = DISPLAY_DGA;
984	–	if (width > DisplayWidth(x_display, screen))
985	–	width = DisplayWidth(x_display, screen);
986	–	if (height > DisplayHeight(x_display, screen))
987	–	height = DisplayHeight(x_display, screen);
988	–	}
989	–	if (width <= 0)
990	–	width = DisplayWidth(x_display, screen);
991	–	if (height <= 0)
992	–	height = DisplayHeight(x_display, screen);
993	–	}
994	–
995	–	// Initialize according to display type
996	–	switch (display_type) {
997	–	case DISPLAY_WINDOW:
998	–	if (!init_window(width, height))
999	–	return false;
1000	–	break;
1001	–	case DISPLAY_DGA:
1002	–	#ifdef ENABLE_FBDEV_DGA
1003	–	if (!init_fbdev_dga(fb_name))
1004	–	#else
1005	–	if (!init_xf86_dga(width, height))
1210		#endif
1211	<	return false;
1008	<	break;
1211	>	}
1212		}
1213	+	if (default_width <= 0)
1214	+	default_width = DisplayWidth(x_display, screen);
1215	+	else if (default_width > DisplayWidth(x_display, screen))
1216	+	default_width = DisplayWidth(x_display, screen);
1217	+	if (default_height <= 0)
1218	+	default_height = DisplayHeight(x_display, screen);
1219	+	else if (default_height > DisplayHeight(x_display, screen))
1220	+	default_height = DisplayHeight(x_display, screen);
1221
1222	<	#ifdef HAVE_PTHREADS
1223	<	// Lock down frame buffer
1224	<	pthread_mutex_lock(&frame_buffer_lock);
1014	<	#endif
1015	<
1016	<	#if !REAL_ADDRESSING && !DIRECT_ADDRESSING
1017	<	// Set variables for UAE memory mapping
1018	<	MacFrameBaseHost = the_buffer;
1019	<	MacFrameSize = VideoMonitor.bytes_per_row * VideoMonitor.y;
1020	<
1021	<	// No special frame buffer in Classic mode (frame buffer is in Mac RAM)
1022	<	if (classic)
1023	<	MacFrameLayout = FLAYOUT_NONE;
1024	<	#endif
1222	>	// Mac screen depth is always 1 bit in Classic mode, but follows X depth otherwise
1223	>	int depth = (classic_mode ? 1 : xdepth);
1224	>	video_depth depth_mode = DepthModeForPixelDepth(depth);
1225
1226	<	#ifdef ENABLE_VOSF
1227	<	if (use_vosf) {
1228	<	// Initialize the mainBuffer structure
1229	<	if (!VideoInitBuffer()) {
1230	<	// TODO: STR_VOSF_INIT_ERR ?
1231	<	ErrorAlert("Could not initialize Video on SEGV signals");
1232	<	return false;
1226	>	// Construct list of supported modes
1227	>	if (display_type == DISPLAY_WINDOW) {
1228	>	if (classic)
1229	>	add_mode(512, 342, 0x80, 64, depth_mode);
1230	>	else {
1231	>	add_mode(512, 384, 0x80, TrivialBytesPerRow(512, depth_mode), depth_mode);
1232	>	add_mode(640, 480, 0x81, TrivialBytesPerRow(640, depth_mode), depth_mode);
1233	>	add_mode(800, 600, 0x82, TrivialBytesPerRow(800, depth_mode), depth_mode);
1234	>	add_mode(1024, 768, 0x83, TrivialBytesPerRow(1024, depth_mode), depth_mode);
1235	>	add_mode(1280, 1024, 0x84, TrivialBytesPerRow(1280, depth_mode), depth_mode);
1236		}
1237	+	} else
1238	+	add_mode(default_width, default_height, 0x80, TrivialBytesPerRow(default_width, depth_mode), depth_mode);
1239
1240	<	// Initialize the handler for SIGSEGV
1241	<	if (!Screen_fault_handler_init()) {
1242	<	// TODO: STR_VOSF_INIT_ERR ?
1243	<	ErrorAlert("Could not initialize Video on SEGV signals");
1244	<	return false;
1240	>	// Find requested default mode and open display
1241	>	if (VideoModes.size() == 1)
1242	>	return video_open(VideoModes[0]);
1243	>	else {
1244	>	// Find mode with specified dimensions
1245	>	std::vector<video_mode>::const_iterator i = VideoModes.begin(), end = VideoModes.end();
1246	>	while (i != end) {
1247	>	if (i->x == default_width && i->y == default_height)
1248	>	return video_open(*i);
1249	>	++i;
1250		}
1251	+	return video_open(VideoModes[0]);
1252		}
1042	–	#endif
1043	–
1044	–	// Initialize VideoRefresh function
1045	–	VideoRefreshInit();
1046	–
1047	–	XSync(x_display, false);
1048	–
1049	–	#ifdef HAVE_PTHREADS
1050	–	// Start redraw/input thread
1051	–	redraw_thread_active = (pthread_create(&redraw_thread, NULL, redraw_func, NULL) == 0);
1052	–	if (!redraw_thread_active) {
1053	–	printf("FATAL: cannot create redraw thread\n");
1054	–	return false;
1055	–	}
1056	–	#endif
1057	–	return true;
1253		}
1254
1255
#	Line 1062 \| Line 1257 \| bool VideoInit(bool classic)
1257		* Deinitialization
1258		*/
1259
1260	<	void VideoExit(void)
1260	>	// Close display
1261	>	static void video_close(void)
1262		{
1263		#ifdef HAVE_PTHREADS
1264		// Stop redraw thread
#	Line 1076 \| Line 1272 \| void VideoExit(void)
1272		}
1273		#endif
1274
1079	–	#ifdef HAVE_PTHREADS
1275		// Unlock frame buffer
1276	<	pthread_mutex_unlock(&frame_buffer_lock);
1277	<	#endif
1083	<
1084	<	// Close window and server connection
1085	<	if (x_display != NULL) {
1086	<	XSync(x_display, false);
1087	<
1088	<	#ifdef ENABLE_XF86_DGA
1089	<	if (display_type == DISPLAY_DGA) {
1090	<	XF86DGADirectVideo(x_display, screen, 0);
1091	<	XUngrabPointer(x_display, CurrentTime);
1092	<	XUngrabKeyboard(x_display, CurrentTime);
1093	<	}
1094	<	#endif
1095	<
1096	<	#ifdef ENABLE_XF86_VIDMODE
1097	<	if (has_vidmode && display_type == DISPLAY_DGA)
1098	<	XF86VidModeSwitchToMode(x_display, screen, x_video_modes[0]);
1099	<	#endif
1100	<
1101	<	#ifdef ENABLE_FBDEV_DGA
1102	<	if (display_type == DISPLAY_DGA) {
1103	<	XUngrabPointer(x_display, CurrentTime);
1104	<	XUngrabKeyboard(x_display, CurrentTime);
1105	<	close(fbdev_fd);
1106	<	}
1107	<	#endif
1108	<
1109	<	XFlush(x_display);
1110	<	XSync(x_display, false);
1111	<	if (depth == 8) {
1112	<	XFreeColormap(x_display, cmap[0]);
1113	<	XFreeColormap(x_display, cmap[1]);
1114	<	}
1115	<
1116	<	if (!use_vosf) {
1117	<	if (the_buffer) {
1118	<	free(the_buffer);
1119	<	the_buffer = NULL;
1120	<	}
1276	>	UNLOCK_FRAME_BUFFER;
1277	>	XSync(x_display, false);
1278
1122	–	if (!have_shm && the_buffer_copy) {
1123	–	free(the_buffer_copy);
1124	–	the_buffer_copy = NULL;
1125	–	}
1126	–	}
1127	–	#ifdef ENABLE_VOSF
1128	–	else {
1129	–	if (the_buffer != (uint8 *)MAP_FAILED) {
1130	–	munmap((caddr_t)the_buffer, the_buffer_size);
1131	–	the_buffer = 0;
1132	–	}
1133	–
1134	–	if (the_buffer_copy != (uint8 *)MAP_FAILED) {
1135	–	munmap((caddr_t)the_buffer_copy, the_buffer_size);
1136	–	the_buffer_copy = 0;
1137	–	}
1138	–	}
1139	–	#endif
1140	–	}
1141	–
1279		#ifdef ENABLE_VOSF
1280	+	// Deinitialize VOSF
1281		if (use_vosf) {
1144	–	// Clear mainBuffer data
1282		if (mainBuffer.pageInfo) {
1283		free(mainBuffer.pageInfo);
1284	<	mainBuffer.pageInfo = 0;
1284	>	mainBuffer.pageInfo = NULL;
1285		}
1149	–
1286		if (mainBuffer.dirtyPages) {
1287		free(mainBuffer.dirtyPages);
1288	<	mainBuffer.dirtyPages = 0;
1288	>	mainBuffer.dirtyPages = NULL;
1289		}
1290		}
1291	+	#endif
1292
1293	<	// Close /dev/zero
1294	<	if (zero_fd > 0)
1295	<	close(zero_fd);
1293	>	// Close display
1294	>	delete drv;
1295	>	drv = NULL;
1296	>	}
1297	>
1298	>	void VideoExit(void)
1299	>	{
1300	>	// Close display
1301	>	video_close();
1302	>
1303	>	// Free colormaps
1304	>	if (cmap[0]) {
1305	>	XFreeColormap(x_display, cmap[0]);
1306	>	cmap[0] = 0;
1307	>	}
1308	>	if (cmap[1]) {
1309	>	XFreeColormap(x_display, cmap[1]);
1310	>	cmap[1] = 0;
1311	>	}
1312	>
1313	>	#ifdef ENABLE_XF86_VIDMODE
1314	>	// Free video mode list
1315	>	if (x_video_modes) {
1316	>	XFree(x_video_modes);
1317	>	x_video_modes = NULL;
1318	>	}
1319	>	#endif
1320	>
1321	>	#ifdef ENABLE_FBDEV_DGA
1322	>	// Close framebuffer device
1323	>	if (fbdev_fd >= 0) {
1324	>	close(fbdev_fd);
1325	>	fbdev_fd = -1;
1326	>	}
1327		#endif
1328		}
1329
#	Line 1167 \| Line 1335 \| void VideoExit(void)
1335		void VideoQuitFullScreen(void)
1336		{
1337		D(bug("VideoQuitFullScreen()\n"));
1338	<	if (display_type == DISPLAY_DGA)
1171	<	quit_full_screen = true;
1338	>	quit_full_screen = true;
1339		}
1340
1341
#	Line 1182 \| Line 1349 \| void VideoInterrupt(void)
1349		if (emerg_quit)
1350		QuitEmulator();
1351
1185	–	#ifdef HAVE_PTHREADS
1352		// Temporarily give up frame buffer lock (this is the point where
1353		// we are suspended when the user presses Ctrl-Tab)
1354	<	pthread_mutex_unlock(&frame_buffer_lock);
1355	<	pthread_mutex_lock(&frame_buffer_lock);
1190	<	#endif
1354	>	UNLOCK_FRAME_BUFFER;
1355	>	LOCK_FRAME_BUFFER;
1356		}
1357
1358
#	Line 1197 \| Line 1362 \| void VideoInterrupt(void)
1362
1363		void video_set_palette(uint8 *pal)
1364		{
1365	<	#ifdef HAVE_PTHREDS
1201	<	pthread_mutex_lock(&palette_lock);
1202	<	#endif
1365	>	LOCK_PALETTE;
1366
1367		// Convert colors to XColor array
1368		for (int i=0; i<256; i++) {
1206	–	palette[i].pixel = i;
1369		palette[i].red = pal[i3] 0x0101;
1370		palette[i].green = pal[i3+1] 0x0101;
1371		palette[i].blue = pal[i3+2] 0x0101;
1372	+	palette[i].pixel = i;
1373		palette[i].flags = DoRed \| DoGreen \| DoBlue;
1374		}
1375
1376		// Tell redraw thread to change palette
1377		palette_changed = true;
1378
1379	<	#ifdef HAVE_PTHREADS
1217	<	pthread_mutex_unlock(&palette_lock);
1218	<	#endif
1379	>	UNLOCK_PALETTE;
1380		}
1381
1382
1383		/*
1384	<	* Suspend/resume emulator
1384	>	* Switch video mode
1385		*/
1386
1387	<	#if defined(ENABLE_XF86_DGA) \|\| defined(ENABLE_FBDEV_DGA)
1227	<	static void suspend_emul(void)
1228	<	{
1229	<	if (display_type == DISPLAY_DGA) {
1230	<	// Release ctrl key
1231	<	ADBKeyUp(0x36);
1232	<	ctrl_down = false;
1233	<
1234	<	#ifdef HAVE_PTHREADS
1235	<	// Lock frame buffer (this will stop the MacOS thread)
1236	<	pthread_mutex_lock(&frame_buffer_lock);
1237	<	#endif
1238	<
1239	<	// Save frame buffer
1240	<	fb_save = malloc(VideoMonitor.y * VideoMonitor.bytes_per_row);
1241	<	if (fb_save)
1242	<	memcpy(fb_save, the_buffer, VideoMonitor.y * VideoMonitor.bytes_per_row);
1243	<
1244	<	// Close full screen display
1245	<	#ifdef ENABLE_XF86_DGA
1246	<	XF86DGADirectVideo(x_display, screen, 0);
1247	<	#endif
1248	<	XUngrabPointer(x_display, CurrentTime);
1249	<	XUngrabKeyboard(x_display, CurrentTime);
1250	<	XUnmapWindow(x_display, the_win);
1251	<	XSync(x_display, false);
1252	<
1253	<	// Open "suspend" window
1254	<	XSetWindowAttributes wattr;
1255	<	wattr.event_mask = KeyPressMask;
1256	<	wattr.background_pixel = black_pixel;
1257	<	wattr.border_pixel = black_pixel;
1258	<	wattr.backing_store = Always;
1259	<	wattr.backing_planes = xdepth;
1260	<	wattr.colormap = DefaultColormap(x_display, screen);
1261	<
1262	<	XSync(x_display, false);
1263	<	suspend_win = XCreateWindow(x_display, rootwin, 0, 0, 512, 1, 0, xdepth,
1264	<	InputOutput, vis, CWEventMask \| CWBackPixel \| CWBorderPixel \|
1265	<	CWBackingStore \| CWBackingPlanes \| (xdepth == 8 ? CWColormap : 0), &wattr);
1266	<	XSync(x_display, false);
1267	<	XStoreName(x_display, suspend_win, GetString(STR_SUSPEND_WINDOW_TITLE));
1268	<	XMapRaised(x_display, suspend_win);
1269	<	XSync(x_display, false);
1270	<	emul_suspended = true;
1271	<	}
1272	<	}
1273	<
1274	<	static void resume_emul(void)
1387	>	void video_switch_to_mode(const video_mode &mode)
1388		{
1389	<	// Close "suspend" window
1390	<	XDestroyWindow(x_display, suspend_win);
1391	<	XSync(x_display, false);
1389	>	// Close and reopen display
1390	>	video_close();
1391	>	video_open(mode);
1392
1393	<	// Reopen full screen display
1394	<	XMapRaised(x_display, the_win);
1395	<	XWarpPointer(x_display, None, rootwin, 0, 0, 0, 0, 0, 0);
1283	<	XSync(x_display, false);
1284	<	XGrabKeyboard(x_display, rootwin, 1, GrabModeAsync, GrabModeAsync, CurrentTime);
1285	<	XGrabPointer(x_display, rootwin, 1, PointerMotionMask \| ButtonPressMask \| ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
1286	<	#ifdef ENABLE_XF86_DGA
1287	<	XF86DGADirectVideo(x_display, screen, XF86DGADirectGraphics \| XF86DGADirectKeyb \| XF86DGADirectMouse);
1288	<	XF86DGASetViewPort(x_display, screen, 0, 0);
1289	<	#endif
1290	<	XSync(x_display, false);
1291	<
1292	<	// the_buffer already contains the data to restore. i.e. since a temporary
1293	<	// frame buffer is used when VOSF is actually used, fb_save is therefore
1294	<	// not necessary.
1295	<	#ifdef ENABLE_VOSF
1296	<	if (use_vosf) {
1297	<	#ifdef HAVE_PTHREADS
1298	<	pthread_mutex_lock(&Screen_draw_lock);
1299	<	#endif
1300	<	PFLAG_SET_ALL;
1301	<	#ifdef HAVE_PTHREADS
1302	<	pthread_mutex_unlock(&Screen_draw_lock);
1303	<	#endif
1304	<	memset(the_buffer_copy, 0, VideoMonitor.bytes_per_row * VideoMonitor.y);
1305	<	}
1306	<	#endif
1307	<
1308	<	// Restore frame buffer
1309	<	if (fb_save) {
1310	<	#ifdef ENABLE_VOSF
1311	<	// Don't copy fb_save to the temporary frame buffer in VOSF mode
1312	<	if (!use_vosf)
1313	<	#endif
1314	<	memcpy(the_buffer, fb_save, VideoMonitor.y * VideoMonitor.bytes_per_row);
1315	<	free(fb_save);
1316	<	fb_save = NULL;
1393	>	if (drv == NULL) {
1394	>	ErrorAlert(STR_OPEN_WINDOW_ERR);
1395	>	QuitEmulator();
1396		}
1318	–
1319	–	#ifdef ENABLE_XF86_DGA
1320	–	if (depth == 8)
1321	–	XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
1322	–	#endif
1323	–
1324	–	#ifdef HAVE_PTHREADS
1325	–	// Unlock frame buffer (and continue MacOS thread)
1326	–	pthread_mutex_unlock(&frame_buffer_lock);
1327	–	emul_suspended = false;
1328	–	#endif
1397		}
1330	–	#endif
1398
1399
1400		/*
#	Line 1388 \| Line 1455 \| static int kc_decode(KeySym ks)
1455		case XK_slash: case XK_question: return 0x2c;
1456
1457		#if defined(ENABLE_XF86_DGA) \|\| defined(ENABLE_FBDEV_DGA)
1458	<	case XK_Tab: if (ctrl_down) {suspend_emul(); return -1;} else return 0x30;
1458	>	case XK_Tab: if (ctrl_down) {drv->suspend(); return -1;} else return 0x30;
1459		#else
1460		case XK_Tab: return 0x30;
1461		#endif
#	Line 1479 \| Line 1546 \| static int kc_decode(KeySym ks)
1546		return -1;
1547		}
1548
1549	<	static int event2keycode(XKeyEvent *ev)
1549	>	static int event2keycode(XKeyEvent &ev)
1550		{
1551		KeySym ks;
1552		int as;
1553		int i = 0;
1554
1555		do {
1556	<	ks = XLookupKeysym(ev, i++);
1556	>	ks = XLookupKeysym(&ev, i++);
1557		as = kc_decode(ks);
1558		if (as != -1)
1559		return as;
#	Line 1502 \| Line 1569 \| *static int event2keycode(XKeyEvent ev)**
1569
1570		static void handle_events(void)
1571		{
1572	<	XEvent event;
1573	<	for (;;) {
1574	<	if (!XCheckMaskEvent(x_display, eventmask, &event))
1508	<	break;
1572	>	while (XPending(x_display)) {
1573	>	XEvent event;
1574	>	XNextEvent(x_display, &event);
1575
1576		switch (event.type) {
1577		// Mouse button
1578		case ButtonPress: {
1579	<	unsigned int button = ((XButtonEvent *)&event)->button;
1579	>	unsigned int button = event.xbutton.button;
1580		if (button < 4)
1581		ADBMouseDown(button - 1);
1582		else if (button < 6) { // Wheel mouse
#	Line 1529 \| Line 1595 \| static void handle_events(void)
1595		break;
1596		}
1597		case ButtonRelease: {
1598	<	unsigned int button = ((XButtonEvent *)&event)->button;
1598	>	unsigned int button = event.xbutton.button;
1599		if (button < 4)
1600		ADBMouseUp(button - 1);
1601		break;
#	Line 1537 \| Line 1603 \| static void handle_events(void)
1603
1604		// Mouse moved
1605		case EnterNotify:
1540	–	ADBMouseMoved(((XMotionEvent )&event)->x, ((XMotionEvent )&event)->y);
1541	–	break;
1606		case MotionNotify:
1607	<	ADBMouseMoved(((XMotionEvent )&event)->x, ((XMotionEvent )&event)->y);
1607	>	ADBMouseMoved(event.xmotion.x, event.xmotion.y);
1608		break;
1609
1610		// Keyboard
1611		case KeyPress: {
1612		int code;
1613		if (use_keycodes) {
1614	<	event2keycode((XKeyEvent *)&event); // This is called to process the hotkeys
1615	<	code = keycode_table[((XKeyEvent *)&event)->keycode & 0xff];
1614	>	event2keycode(event.xkey); // This is called to process the hotkeys
1615	>	code = keycode_table[event.xkey.keycode & 0xff];
1616		} else
1617	<	code = event2keycode((XKeyEvent *)&event);
1617	>	code = event2keycode(event.xkey);
1618		if (code != -1) {
1619		if (!emul_suspended) {
1620		if (code == 0x39) { // Caps Lock pressed
#	Line 1566 \| Line 1630 \| static void handle_events(void)
1630		if (code == 0x36)
1631		ctrl_down = true;
1632		} else {
1569	–	#if defined(ENABLE_XF86_DGA) \|\| defined(ENABLE_FBDEV_DGA)
1633		if (code == 0x31)
1634	<	resume_emul(); // Space wakes us up
1572	<	#endif
1634	>	drv->resume(); // Space wakes us up
1635		}
1636		}
1637		break;
#	Line 1577 \| Line 1639 \| static void handle_events(void)
1639		case KeyRelease: {
1640		int code;
1641		if (use_keycodes) {
1642	<	event2keycode((XKeyEvent *)&event); // This is called to process the hotkeys
1643	<	code = keycode_table[((XKeyEvent *)&event)->keycode & 0xff];
1642	>	event2keycode(event.xkey); // This is called to process the hotkeys
1643	>	code = keycode_table[event.xkey.keycode & 0xff];
1644		} else
1645	<	code = event2keycode((XKeyEvent *)&event);
1645	>	code = event2keycode(event.xkey);
1646		if (code != -1 && code != 0x39) { // Don't propagate Caps Lock releases
1647		ADBKeyUp(code);
1648		if (code == 0x36)
#	Line 1594 \| Line 1656 \| static void handle_events(void)
1656		if (display_type == DISPLAY_WINDOW) {
1657		#ifdef ENABLE_VOSF
1658		if (use_vosf) { // VOSF refresh
1659	<	#ifdef HAVE_PTHREADS
1598	<	pthread_mutex_lock(&Screen_draw_lock);
1599	<	#endif
1659	>	LOCK_VOSF;
1660		PFLAG_SET_ALL;
1661	<	#ifdef HAVE_PTHREADS
1662	<	pthread_mutex_unlock(&Screen_draw_lock);
1603	<	#endif
1604	<	memset(the_buffer_copy, 0, VideoMonitor.bytes_per_row * VideoMonitor.y);
1661	>	UNLOCK_VOSF;
1662	>	memset(the_buffer_copy, 0, VideoMonitor.mode.bytes_per_row * VideoMonitor.mode.y);
1663		}
1664		else
1665		#endif
#	Line 1612 \| Line 1670 \| static void handle_events(void)
1670		updt_box[x1][y1] = true;
1671		nr_boxes = 16 * 16;
1672		} else // Static refresh
1673	<	memset(the_buffer_copy, 0, VideoMonitor.bytes_per_row * VideoMonitor.y);
1673	>	memset(the_buffer_copy, 0, VideoMonitor.mode.bytes_per_row * VideoMonitor.mode.y);
1674	>	}
1675	>	break;
1676	>
1677	>	// Window "close" widget clicked
1678	>	case ClientMessage:
1679	>	if (event.xclient.format == 32 && event.xclient.data.l[0] == WM_DELETE_WINDOW) {
1680	>	ADBKeyDown(0x7f); // Power key
1681	>	ADBKeyUp(0x7f);
1682		}
1683		break;
1684		}
#	Line 1625 \| Line 1691 \| static void handle_events(void)
1691		*/
1692
1693		// Dynamic display update (variable frame rate for each box)
1694	<	static void update_display_dynamic(int ticker)
1694	>	static void update_display_dynamic(int ticker, driver_window *drv)
1695		{
1696		int y1, y2, y2s, y2a, i, x1, xm, xmo, ymo, yo, yi, yil, xi;
1697		int xil = 0;
1698		int rxm = 0, rxmo = 0;
1699	<	int bytes_per_row = VideoMonitor.bytes_per_row;
1700	<	int bytes_per_pixel = VideoMonitor.bytes_per_row / VideoMonitor.x;
1701	<	int rx = VideoMonitor.bytes_per_row / 16;
1702	<	int ry = VideoMonitor.y / 16;
1699	>	int bytes_per_row = VideoMonitor.mode.bytes_per_row;
1700	>	int bytes_per_pixel = VideoMonitor.mode.bytes_per_row / VideoMonitor.mode.x;
1701	>	int rx = VideoMonitor.mode.bytes_per_row / 16;
1702	>	int ry = VideoMonitor.mode.y / 16;
1703		int max_box;
1704
1705		y2s = sm_uptd[ticker % 8];
#	Line 1687 \| Line 1753 \| static void update_display_dynamic(int t
1753		i = (yi * bytes_per_row) + xi;
1754		for (y2=0; y2 < yil; y2++, i += bytes_per_row)
1755		memcpy(&the_buffer_copy[i], &the_buffer[i], xil);
1756	<	if (depth == 1) {
1757	<	if (have_shm)
1758	<	XShmPutImage(x_display, the_win, the_gc, img, xi * 8, yi, xi * 8, yi, xil * 8, yil, 0);
1756	>	if (VideoMonitor.mode.depth == VDEPTH_1BIT) {
1757	>	if (drv->have_shm)
1758	>	XShmPutImage(x_display, drv->w, drv->gc, drv->img, xi * 8, yi, xi * 8, yi, xil * 8, yil, 0);
1759		else
1760	<	XPutImage(x_display, the_win, the_gc, img, xi * 8, yi, xi * 8, yi, xil * 8, yil);
1760	>	XPutImage(x_display, drv->w, drv->gc, drv->img, xi * 8, yi, xi * 8, yi, xil * 8, yil);
1761		} else {
1762	<	if (have_shm)
1763	<	XShmPutImage(x_display, the_win, the_gc, img, xi / bytes_per_pixel, yi, xi / bytes_per_pixel, yi, xil / bytes_per_pixel, yil, 0);
1762	>	if (drv->have_shm)
1763	>	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);
1764		else
1765	<	XPutImage(x_display, the_win, the_gc, img, xi / bytes_per_pixel, yi, xi / bytes_per_pixel, yi, xil / bytes_per_pixel, yil);
1765	>	XPutImage(x_display, drv->w, drv->gc, drv->img, xi / bytes_per_pixel, yi, xi / bytes_per_pixel, yi, xil / bytes_per_pixel, yil);
1766		}
1767		xil = 0;
1768		}
#	Line 1715 \| Line 1781 \| static void update_display_dynamic(int t
1781		}
1782
1783		// Static display update (fixed frame rate, but incremental)
1784	<	static void update_display_static(void)
1784	>	static void update_display_static(driver_window *drv)
1785		{
1786		// Incremental update code
1787		int wide = 0, high = 0, x1, x2, y1, y2, i, j;
1788	<	int bytes_per_row = VideoMonitor.bytes_per_row;
1789	<	int bytes_per_pixel = VideoMonitor.bytes_per_row / VideoMonitor.x;
1788	>	int bytes_per_row = VideoMonitor.mode.bytes_per_row;
1789	>	int bytes_per_pixel = VideoMonitor.mode.bytes_per_row / VideoMonitor.mode.x;
1790		uint8 p, p2;
1791
1792		// Check for first line from top and first line from bottom that have changed
1793		y1 = 0;
1794	<	for (j=0; j<VideoMonitor.y; j++) {
1794	>	for (j=0; j<VideoMonitor.mode.y; j++) {
1795		if (memcmp(&the_buffer[j * bytes_per_row], &the_buffer_copy[j * bytes_per_row], bytes_per_row)) {
1796		y1 = j;
1797		break;
1798		}
1799		}
1800		y2 = y1 - 1;
1801	<	for (j=VideoMonitor.y-1; j>=y1; j--) {
1801	>	for (j=VideoMonitor.mode.y-1; j>=y1; j--) {
1802		if (memcmp(&the_buffer[j * bytes_per_row], &the_buffer_copy[j * bytes_per_row], bytes_per_row)) {
1803		y2 = j;
1804		break;
#	Line 1742 \| Line 1808 \| static void update_display_static(void)
1808
1809		// Check for first column from left and first column from right that have changed
1810		if (high) {
1811	<	if (depth == 1) {
1812	<	x1 = VideoMonitor.x;
1811	>	if (VideoMonitor.mode.depth == VDEPTH_1BIT) {
1812	>	x1 = VideoMonitor.mode.x - 1;
1813		for (j=y1; j<=y2; j++) {
1814		p = &the_buffer[j * bytes_per_row];
1815		p2 = &the_buffer_copy[j * bytes_per_row];
#	Line 1761 \| Line 1827 \| static void update_display_static(void)
1827		p2 = &the_buffer_copy[j * bytes_per_row];
1828		p += bytes_per_row;
1829		p2 += bytes_per_row;
1830	<	for (i=(VideoMonitor.x>>3); i>(x2>>3); i--) {
1830	>	for (i=(VideoMonitor.mode.x>>3); i>(x2>>3); i--) {
1831		p--; p2--;
1832		if (p != p2) {
1833	<	x2 = i << 3;
1833	>	x2 = (i << 3) + 7;
1834		break;
1835		}
1836		}
1837		}
1838	<	wide = x2 - x1;
1838	>	wide = x2 - x1 + 1;
1839
1840		// Update copy of the_buffer
1841		if (high && wide) {
#	Line 1780 \| Line 1846 \| static void update_display_static(void)
1846		}
1847
1848		} else {
1849	<	x1 = VideoMonitor.x;
1849	>	x1 = VideoMonitor.mode.x;
1850		for (j=y1; j<=y2; j++) {
1851		p = &the_buffer[j * bytes_per_row];
1852		p2 = &the_buffer_copy[j * bytes_per_row];
#	Line 1798 \| Line 1864 \| static void update_display_static(void)
1864		p2 = &the_buffer_copy[j * bytes_per_row];
1865		p += bytes_per_row;
1866		p2 += bytes_per_row;
1867	<	for (i=VideoMonitor.xbytes_per_pixel; i>x2bytes_per_pixel; i--) {
1867	>	for (i=VideoMonitor.mode.xbytes_per_pixel; i>x2bytes_per_pixel; i--) {
1868		p--;
1869		p2--;
1870		if (p != p2) {
#	Line 1821 \| Line 1887 \| static void update_display_static(void)
1887
1888		// Refresh display
1889		if (high && wide) {
1890	<	if (have_shm)
1891	<	XShmPutImage(x_display, the_win, the_gc, img, x1, y1, x1, y1, wide, high, 0);
1890	>	if (drv->have_shm)
1891	>	XShmPutImage(x_display, drv->w, drv->gc, drv->img, x1, y1, x1, y1, wide, high, 0);
1892		else
1893	<	XPutImage(x_display, the_win, the_gc, img, x1, y1, x1, y1, wide, high);
1893	>	XPutImage(x_display, drv->w, drv->gc, drv->img, x1, y1, x1, y1, wide, high);
1894		}
1895		}
1896
#	Line 1833 \| Line 1899 \| static void update_display_static(void)
1899		* Screen refresh functions
1900		*/
1901
1902	<	// The specialisations hereunder are meant to enable VOSF with DGA in direct
1903	<	// addressing mode in case the address spaces (RAM, ROM, FrameBuffer) could
1904	<	// not get mapped correctly with respect to the predetermined host frame
1905	<	// buffer base address.
1906	<	//
1841	<	// Hmm, in other words, when in direct addressing mode and DGA is requested,
1842	<	// we first try to "triple allocate" the address spaces according to the real
1843	<	// host frame buffer address. Then, if it fails, we will use a temporary
1844	<	// frame buffer thus making the real host frame buffer updated when pages
1845	<	// of the temp frame buffer are altered.
1846	<	//
1847	<	// As a side effect, a little speed gain in screen updates could be noticed
1848	<	// for other modes than DGA.
1849	<	//
1850	<	// The following two functions below are inline so that a clever compiler
1851	<	// could specialise the code according to the current screen depth and
1852	<	// display type. A more clever compiler would the job by itself though...
1853	<	// (update_display_vosf is inlined as well)
1902	>	// We suggest the compiler to inline the next two functions so that it
1903	>	// may specialise the code according to the current screen depth and
1904	>	// display type. A clever compiler would do that job by itself though...
1905	>
1906	>	// NOTE: update_display_vosf is inlined too
1907
1908		static inline void possibly_quit_dga_mode()
1909		{
1857	–	#if defined(ENABLE_XF86_DGA) \|\| defined(ENABLE_FBDEV_DGA)
1910		// Quit DGA mode if requested
1911		if (quit_full_screen) {
1912		quit_full_screen = false;
1913	<	#ifdef ENABLE_XF86_DGA
1914	<	XF86DGADirectVideo(x_display, screen, 0);
1863	<	#endif
1864	<	XUngrabPointer(x_display, CurrentTime);
1865	<	XUngrabKeyboard(x_display, CurrentTime);
1866	<	XUnmapWindow(x_display, the_win);
1867	<	XSync(x_display, false);
1913	>	delete drv;
1914	>	drv = NULL;
1915		}
1869	–	#endif
1916		}
1917
1918	<	static inline void handle_palette_changes(int depth, int display_type)
1918	>	static inline void handle_palette_changes(void)
1919		{
1920	<	#ifdef HAVE_PTHREADS
1921	<	pthread_mutex_lock(&palette_lock);
1876	<	#endif
1920	>	LOCK_PALETTE;
1921	>
1922		if (palette_changed) {
1923		palette_changed = false;
1924	<	if (depth == 8) {
1880	<	XStoreColors(x_display, cmap[0], palette, 256);
1881	<	XStoreColors(x_display, cmap[1], palette, 256);
1882	<
1883	<	#ifdef ENABLE_XF86_DGA
1884	<	if (display_type == DISPLAY_DGA) {
1885	<	current_dga_cmap ^= 1;
1886	<	XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
1887	<	}
1888	<	#endif
1889	<	}
1924	>	drv->update_palette();
1925		}
1926	<	#ifdef HAVE_PTHREADS
1927	<	pthread_mutex_unlock(&palette_lock);
1893	<	#endif
1926	>
1927	>	UNLOCK_PALETTE;
1928		}
1929
1930		static void video_refresh_dga(void)
#	Line 1902 \| Line 1936 \| static void video_refresh_dga(void)
1936		handle_events();
1937
1938		// Handle palette changes
1939	<	handle_palette_changes(depth, DISPLAY_DGA);
1939	>	handle_palette_changes();
1940		}
1941
1942	+	#ifdef ENABLE_VOSF
1943		#if REAL_ADDRESSING \|\| DIRECT_ADDRESSING
1944		static void video_refresh_dga_vosf(void)
1945		{
#	Line 1915 \| Line 1950 \| static void video_refresh_dga_vosf(void)
1950		handle_events();
1951
1952		// Handle palette changes
1953	<	handle_palette_changes(depth, DISPLAY_DGA);
1953	>	handle_palette_changes();
1954
1955		// Update display (VOSF variant)
1956		static int tick_counter = 0;
1957		if (++tick_counter >= frame_skip) {
1958		tick_counter = 0;
1959	<	#ifdef HAVE_PTHREADS
1960	<	pthread_mutex_lock(&Screen_draw_lock);
1961	<	#endif
1962	<	update_display_dga_vosf();
1963	<	#ifdef HAVE_PTHREADS
1929	<	pthread_mutex_unlock(&Screen_draw_lock);
1930	<	#endif
1959	>	if (mainBuffer.dirty) {
1960	>	LOCK_VOSF;
1961	>	update_display_dga_vosf();
1962	>	UNLOCK_VOSF;
1963	>	}
1964		}
1965		}
1966		#endif
1967
1935	–	#ifdef ENABLE_VOSF
1968		static void video_refresh_window_vosf(void)
1969		{
1970		// Quit DGA mode if requested
#	Line 1942 \| Line 1974 \| static void video_refresh_window_vosf(vo
1974		handle_events();
1975
1976		// Handle palette changes
1977	<	handle_palette_changes(depth, DISPLAY_WINDOW);
1977	>	handle_palette_changes();
1978
1979		// Update display (VOSF variant)
1980		static int tick_counter = 0;
1981		if (++tick_counter >= frame_skip) {
1982		tick_counter = 0;
1983	<	#ifdef HAVE_PTHREADS
1984	<	pthread_mutex_lock(&Screen_draw_lock);
1985	<	#endif
1986	<	update_display_window_vosf();
1987	<	#ifdef HAVE_PTHREADS
1988	<	pthread_mutex_unlock(&Screen_draw_lock);
1957	<	#endif
1983	>	if (mainBuffer.dirty) {
1984	>	LOCK_VOSF;
1985	>	update_display_window_vosf(static_cast<driver_window *>(drv));
1986	>	UNLOCK_VOSF;
1987	>	XSync(x_display, false); // Let the server catch up
1988	>	}
1989		}
1990		}
1991	<	#endif
1991	>	#endif // def ENABLE_VOSF
1992
1993		static void video_refresh_window_static(void)
1994		{
#	Line 1965 \| Line 1996 \| static void video_refresh_window_static(
1996		handle_events();
1997
1998		// Handle_palette changes
1999	<	handle_palette_changes(depth, DISPLAY_WINDOW);
1999	>	handle_palette_changes();
2000
2001		// Update display (static variant)
2002		static int tick_counter = 0;
2003		if (++tick_counter >= frame_skip) {
2004		tick_counter = 0;
2005	<	update_display_static();
2005	>	update_display_static(static_cast<driver_window *>(drv));
2006		}
2007		}
2008
#	Line 1981 \| Line 2012 \| static void video_refresh_window_dynamic
2012		handle_events();
2013
2014		// Handle_palette changes
2015	<	handle_palette_changes(depth, DISPLAY_WINDOW);
2015	>	handle_palette_changes();
2016
2017		// Update display (dynamic variant)
2018		static int tick_counter = 0;
2019		tick_counter++;
2020	<	update_display_dynamic(tick_counter);
2020	>	update_display_dynamic(tick_counter, static_cast<driver_window *>(drv));
2021		}
2022
2023
#	Line 1994 \| Line 2025 \| static void video_refresh_window_dynamic
2025		* Thread for screen refresh, input handling etc.
2026		*/
2027
2028	<	void VideoRefreshInit(void)
2028	>	static void VideoRefreshInit(void)
2029		{
2030		// TODO: set up specialised 8bpp VideoRefresh handlers ?
2031		if (display_type == DISPLAY_DGA) {
2032	<	#if REAL_ADDRESSING \|\| DIRECT_ADDRESSING
2032	>	#if ENABLE_VOSF && (REAL_ADDRESSING \|\| DIRECT_ADDRESSING)
2033		if (use_vosf)
2034		video_refresh = video_refresh_dga_vosf;
2035		else
#	Line 2024 \| Line 2055 \| void VideoRefresh(void)
2055		video_refresh();
2056		}
2057
2027	–	#if 0
2028	–	void VideoRefresh(void)
2029	–	{
2030	–	#if defined(ENABLE_XF86_DGA) \|\| defined(ENABLE_FBDEV_DGA)
2031	–	// Quit DGA mode if requested
2032	–	if (quit_full_screen) {
2033	–	quit_full_screen = false;
2034	–	if (display_type == DISPLAY_DGA) {
2035	–	#ifdef ENABLE_XF86_DGA
2036	–	XF86DGADirectVideo(x_display, screen, 0);
2037	–	#endif
2038	–	XUngrabPointer(x_display, CurrentTime);
2039	–	XUngrabKeyboard(x_display, CurrentTime);
2040	–	XUnmapWindow(x_display, the_win);
2041	–	XSync(x_display, false);
2042	–	}
2043	–	}
2044	–	#endif
2045	–
2046	–	// Handle X events
2047	–	handle_events();
2048	–
2049	–	// Handle palette changes
2050	–	#ifdef HAVE_PTHREADS
2051	–	pthread_mutex_lock(&palette_lock);
2052	–	#endif
2053	–	if (palette_changed) {
2054	–	palette_changed = false;
2055	–	if (depth == 8) {
2056	–	XStoreColors(x_display, cmap[0], palette, 256);
2057	–	XStoreColors(x_display, cmap[1], palette, 256);
2058	–
2059	–	#ifdef ENABLE_XF86_DGA
2060	–	if (display_type == DISPLAY_DGA) {
2061	–	current_dga_cmap ^= 1;
2062	–	XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
2063	–	}
2064	–	#endif
2065	–	}
2066	–	}
2067	–	#ifdef HAVE_PTHREADS
2068	–	pthread_mutex_unlock(&palette_lock);
2069	–	#endif
2070	–
2071	–	// In window mode, update display
2072	–	static int tick_counter = 0;
2073	–	if (display_type == DISPLAY_WINDOW) {
2074	–	tick_counter++;
2075	–	if (frame_skip == 0)
2076	–	update_display_dynamic(tick_counter);
2077	–	else if (tick_counter >= frame_skip) {
2078	–	tick_counter = 0;
2079	–	update_display_static();
2080	–	}
2081	–	}
2082	–	}
2083	–	#endif
2084	–
2058		#ifdef HAVE_PTHREADS
2059		static void redraw_func(void arg)
2060		{
#	Line 2089 \| Line 2062 \| *static void redraw_func(void arg)*
2062		int64 ticks = 0;
2063		uint64 next = GetTicks_usec();
2064		while (!redraw_thread_cancel) {
2092	–	// VideoRefresh();
2065		video_refresh();
2066		next += 16667;
2067		int64 delay = next - GetTicks_usec();
#	Line 2100 \| Line 2072 \| *static void redraw_func(void arg)*
2072		ticks++;
2073		}
2074		uint64 end = GetTicks_usec();
2075	<	printf("%Ld ticks in %Ld usec = %Ld ticks/sec\n", ticks, end - start, (end - start) / ticks);
2075	>	// printf("%Ld ticks in %Ld usec = %Ld ticks/sec\n", ticks, end - start, ticks * 1000000 / (end - start));
2076		return NULL;
2077		}
2078		#endif

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Comparing BasiliskII/src/Unix/video_x.cpp (file contents): Revision 1.22 by cebix, 2000-10-08T18:41:35Z vs. Revision 1.44 by cebix, 2001-06-30T17:21:54Z

Diff Legend

Comparing BasiliskII/src/Unix/video_x.cpp (file contents):
Revision 1.22 by cebix, 2000-10-08T18:41:35Z vs.
Revision 1.44 by cebix, 2001-06-30T17:21:54Z