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

Comparing SheepShaver/src/Unix/video_x.cpp (file contents):
Revision 1.5 by gbeauche, 2003-11-20T16:24:57Z vs.
Revision 1.45 by gbeauche, 2005-06-24T22:31:28Z

#	Line 1 \| Line 1
1		/*
2		* video_x.cpp - Video/graphics emulation, X11 specific stuff
3		*
4	<	* SheepShaver (C) 1997-2002 Marc Hellwig and Christian Bauer
4	>	* SheepShaver (C) 1997-2005 Marc Hellwig and Christian Bauer
5		*
6		* This program is free software; you can redistribute it and/or modify
7		* it under the terms of the GNU General Public License as published by
#	Line 18 \| Line 18
18		* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19		*/
20
21	+	/*
22	+	* NOTES:
23	+	* The Ctrl key works like a qualifier for special actions:
24	+	* Ctrl-Tab = suspend DGA mode
25	+	* Ctrl-Esc = emergency quit
26	+	* Ctrl-F1 = mount floppy
27	+	* Ctrl-F5 = grab mouse (in windowed mode)
28	+	*/
29	+
30	+	#include "sysdeps.h"
31	+
32		#include <X11/Xlib.h>
33		#include <X11/Xutil.h>
34		#include <X11/keysym.h>
35		#include <X11/extensions/XShm.h>
36		#include <sys/ipc.h>
37		#include <sys/shm.h>
38	+	#include <errno.h>
39		#include <pthread.h>
40
41	<	#include "sysdeps.h"
41	>	#include <algorithm>
42	>
43	>	#ifdef ENABLE_FBDEV_DGA
44	>	# include <linux/fb.h>
45	>	# include <sys/ioctl.h>
46	>	#endif
47	>
48	>	#ifdef ENABLE_XF86_DGA
49	>	# include <X11/extensions/xf86dga.h>
50	>	#endif
51	>
52	>	#ifdef ENABLE_XF86_VIDMODE
53	>	# include <X11/extensions/xf86vmode.h>
54	>	#endif
55	>
56	>	#ifdef ENABLE_FBDEV_DGA
57	>	# include <sys/mman.h>
58	>	#endif
59	>
60		#include "main.h"
61		#include "adb.h"
62		#include "prefs.h"
#	Line 34 \| Line 64
64		#include "about_window.h"
65		#include "video.h"
66		#include "video_defs.h"
67	+	#include "video_blit.h"
68
69		#define DEBUG 0
70		#include "debug.h"
71
72	<	#ifdef ENABLE_XF86_DGA
73	<	#include <X11/extensions/xf86dga.h>
72	>	#ifndef NO_STD_NAMESPACE
73	>	using std::sort;
74		#endif
75
45	–	#ifdef ENABLE_XF86_VIDMODE
46	–	#include <X11/extensions/xf86vmode.h>
47	–	#endif
76
77	+	// Constants
78	+	const char KEYCODE_FILE_NAME[] = DATADIR "/keycodes";
79	+	static const bool hw_mac_cursor_accl = true; // Flag: Enable MacOS to X11 copy of cursor?
80
81		// Global variables
82		static int32 frame_skip;
83	+	static int16 mouse_wheel_mode;
84	+	static int16 mouse_wheel_lines;
85		static bool redraw_thread_active = false; // Flag: Redraw thread installed
86	+	static pthread_attr_t redraw_thread_attr; // Redraw thread attributes
87	+	static volatile bool redraw_thread_cancel; // Flag: Cancel Redraw thread
88		static pthread_t redraw_thread; // Redraw thread
89
90		static bool local_X11; // Flag: X server running on local machine?
#	Line 67 \| Line 102 \| static const bool use_vosf = false; //
102
103		static bool palette_changed = false; // Flag: Palette changed, redraw thread must update palette
104		static bool ctrl_down = false; // Flag: Ctrl key pressed
105	+	static bool caps_on = false; // Flag: Caps Lock on
106		static bool quit_full_screen = false; // Flag: DGA close requested from redraw thread
107		static volatile bool quit_full_screen_ack = false; // Acknowledge for quit_full_screen
108		static bool emerg_quit = false; // Flag: Ctrl-Esc pressed, emergency quit requested from MacOS thread
#	Line 74 \| Line 110 \| static bool emerg_quit = false; // Fl
110		static bool emul_suspended = false; // Flag: emulator suspended
111		static Window suspend_win; // "Suspend" window
112		static void *fb_save = NULL; // Saved frame buffer for suspend
113	+	static bool use_keycodes = false; // Flag: Use keycodes rather than keysyms
114	+	static int keycode_table[256]; // X keycode -> Mac keycode translation table
115
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
120		static Window rootwin, the_win; // Root window and our window
121	+	static int num_depths = 0; // Number of available X depths
122	+	static int *avail_depths = NULL; // List of available X depths
123	+	static VisualFormat visualFormat;
124		static XVisualInfo visualInfo;
125		static Visual *vis;
126	+	static int color_class;
127	+	static int rshift, rloss, gshift, gloss, bshift, bloss; // Pixel format of DirectColor/TrueColor modes
128		static Colormap cmap[2]; // Two colormaps (DGA) for 8-bit mode
129	+	static XColor x_palette[256]; // Color palette to be used as CLUT and gamma table
130	+	static int orig_accel_numer, orig_accel_denom, orig_threshold; // Original mouse acceleration
131	+
132		static XColor black, white;
133		static unsigned long black_pixel, white_pixel;
134		static int eventmask;
135	<	static const int win_eventmask = KeyPressMask \| KeyReleaseMask \| ButtonPressMask \| ButtonReleaseMask \| PointerMotionMask \| EnterWindowMask \| ExposureMask;
136	<	static const int dga_eventmask = KeyPressMask \| KeyReleaseMask \| ButtonPressMask \| ButtonReleaseMask \| PointerMotionMask;
135	>	static const int win_eventmask = KeyPressMask \| KeyReleaseMask \| ButtonPressMask \| ButtonReleaseMask \| PointerMotionMask \| EnterWindowMask \| ExposureMask \| StructureNotifyMask;
136	>	static const int dga_eventmask = KeyPressMask \| KeyReleaseMask \| ButtonPressMask \| ButtonReleaseMask \| PointerMotionMask \| StructureNotifyMask;
137
138		// Variables for window mode
139		static GC the_gc;
#	Line 104 \| Line 150 \| *static uint8 the_buffer_copy = NULL; /**
150		static uint32 the_buffer_size; // Size of allocated the_buffer
151
152		// Variables for DGA mode
153	<	static char *dga_screen_base;
108	<	static int dga_fb_width;
153	>	static bool is_fbdev_dga_mode = false; // Flag: Use FBDev DGA mode?
154		static int current_dga_cmap;
155
156	+	#ifdef ENABLE_FBDEV_DGA
157	+	static int fb_dev_fd = -1; // Handle to fb device name
158	+	static struct fb_fix_screeninfo fb_finfo; // Fixed info
159	+	static struct fb_var_screeninfo fb_vinfo; // Variable info
160	+	static struct fb_var_screeninfo fb_orig_vinfo; // Variable info to restore later
161	+	static struct fb_cmap fb_oldcmap; // Colormap to restore later
162	+	#endif
163	+
164		#ifdef ENABLE_XF86_VIDMODE
165		// Variables for XF86 VidMode support
166		static XF86VidModeModeInfo **x_video_modes; // Array of all available modes
167		static int num_x_video_modes;
168		#endif
169
170	+	// Mutex to protect palette
171	+	#ifdef HAVE_SPINLOCKS
172	+	static spinlock_t x_palette_lock = SPIN_LOCK_UNLOCKED;
173	+	#define LOCK_PALETTE spin_lock(&x_palette_lock)
174	+	#define UNLOCK_PALETTE spin_unlock(&x_palette_lock)
175	+	#elif defined(HAVE_PTHREADS)
176	+	static pthread_mutex_t x_palette_lock = PTHREAD_MUTEX_INITIALIZER;
177	+	#define LOCK_PALETTE pthread_mutex_lock(&x_palette_lock)
178	+	#define UNLOCK_PALETTE pthread_mutex_unlock(&x_palette_lock)
179	+	#else
180	+	#define LOCK_PALETTE
181	+	#define UNLOCK_PALETTE
182	+	#endif
183	+
184	+	// Mutex to protect frame buffer
185	+	#ifdef HAVE_SPINLOCKS
186	+	static spinlock_t frame_buffer_lock = SPIN_LOCK_UNLOCKED;
187	+	#define LOCK_FRAME_BUFFER spin_lock(&frame_buffer_lock)
188	+	#define UNLOCK_FRAME_BUFFER spin_unlock(&frame_buffer_lock)
189	+	#elif defined(HAVE_PTHREADS)
190	+	static pthread_mutex_t frame_buffer_lock = PTHREAD_MUTEX_INITIALIZER;
191	+	#define LOCK_FRAME_BUFFER pthread_mutex_lock(&frame_buffer_lock);
192	+	#define UNLOCK_FRAME_BUFFER pthread_mutex_unlock(&frame_buffer_lock);
193	+	#else
194	+	#define LOCK_FRAME_BUFFER
195	+	#define UNLOCK_FRAME_BUFFER
196	+	#endif
197	+
198
199		// Prototypes
200		static void redraw_func(void arg);
#	Line 126 \| Line 207 \| *extern Display x_display;**
207		// From sys_unix.cpp
208		extern void SysMountFirstFloppy(void);
209
210	+	// From clip_unix.cpp
211	+	extern void ClipboardSelectionClear(XSelectionClearEvent *);
212	+	extern void ClipboardSelectionRequest(XSelectionRequestEvent *);
213	+
214
215		// Video acceleration through SIGSEGV
216		#ifdef ENABLE_VOSF
#	Line 134 \| Line 219 \| extern void SysMountFirstFloppy(void);
219
220
221		/*
222	+	* Utility functions
223	+	*/
224	+
225	+	// Get current video mode
226	+	static inline int get_current_mode(void)
227	+	{
228	+	return VModes[cur_mode].viAppleMode;
229	+	}
230	+
231	+	// Find palette size for given color depth
232	+	static int palette_size(int mode)
233	+	{
234	+	switch (mode) {
235	+	case APPLE_1_BIT: return 2;
236	+	case APPLE_2_BIT: return 4;
237	+	case APPLE_4_BIT: return 16;
238	+	case APPLE_8_BIT: return 256;
239	+	case APPLE_16_BIT: return 32;
240	+	case APPLE_32_BIT: return 256;
241	+	default: return 0;
242	+	}
243	+	}
244	+
245	+	// Return bits per pixel for requested depth
246	+	static inline int bytes_per_pixel(int depth)
247	+	{
248	+	int bpp;
249	+	switch (depth) {
250	+	case 8:
251	+	bpp = 1;
252	+	break;
253	+	case 15: case 16:
254	+	bpp = 2;
255	+	break;
256	+	case 24: case 32:
257	+	bpp = 4;
258	+	break;
259	+	default:
260	+	abort();
261	+	}
262	+	return bpp;
263	+	}
264	+
265	+	// Map video_mode depth ID to numerical depth value
266	+	static inline int depth_of_video_mode(int mode)
267	+	{
268	+	int depth;
269	+	switch (mode) {
270	+	case APPLE_1_BIT:
271	+	depth = 1;
272	+	break;
273	+	case APPLE_2_BIT:
274	+	depth = 2;
275	+	break;
276	+	case APPLE_4_BIT:
277	+	depth = 4;
278	+	break;
279	+	case APPLE_8_BIT:
280	+	depth = 8;
281	+	break;
282	+	case APPLE_16_BIT:
283	+	depth = 16;
284	+	break;
285	+	case APPLE_32_BIT:
286	+	depth = 32;
287	+	break;
288	+	default:
289	+	abort();
290	+	}
291	+	return depth;
292	+	}
293	+
294	+	// Map RGB color to pixel value (this only works in TrueColor/DirectColor visuals)
295	+	static inline uint32 map_rgb(uint8 red, uint8 green, uint8 blue)
296	+	{
297	+	return ((red >> rloss) << rshift) \| ((green >> gloss) << gshift) \| ((blue >> bloss) << bshift);
298	+	}
299	+
300	+
301	+	// Do we have a visual for handling the specified Mac depth? If so, set the
302	+	// global variables "xdepth", "visualInfo", "vis" and "color_class".
303	+	static bool find_visual_for_depth(int depth)
304	+	{
305	+	D(bug("have_visual_for_depth(%d)\n", depth_of_video_mode(depth)));
306	+
307	+	// 1-bit works always and uses default visual
308	+	if (depth == APPLE_1_BIT) {
309	+	vis = DefaultVisual(x_display, screen);
310	+	visualInfo.visualid = XVisualIDFromVisual(vis);
311	+	int num = 0;
312	+	XVisualInfo *vi = XGetVisualInfo(x_display, VisualIDMask, &visualInfo, &num);
313	+	visualInfo = vi[0];
314	+	XFree(vi);
315	+	xdepth = visualInfo.depth;
316	+	color_class = visualInfo.c_class;
317	+	D(bug(" found visual ID 0x%02x, depth %d\n", visualInfo.visualid, xdepth));
318	+	return true;
319	+	}
320	+
321	+	// Calculate minimum and maximum supported X depth
322	+	int min_depth = 1, max_depth = 32;
323	+	switch (depth) {
324	+	#ifdef ENABLE_VOSF
325	+	case APPLE_2_BIT:
326	+	case APPLE_4_BIT: // VOSF blitters can convert 2/4/8-bit -> 8/16/32-bit
327	+	case APPLE_8_BIT:
328	+	min_depth = 8;
329	+	max_depth = 32;
330	+	break;
331	+	#else
332	+	case APPLE_2_BIT:
333	+	case APPLE_4_BIT: // 2/4-bit requires VOSF blitters
334	+	return false;
335	+	case APPLE_8_BIT: // 8-bit without VOSF requires an 8-bit visual
336	+	min_depth = 8;
337	+	max_depth = 8;
338	+	break;
339	+	#endif
340	+	case APPLE_16_BIT: // 16-bit requires a 15/16-bit visual
341	+	min_depth = 15;
342	+	max_depth = 16;
343	+	break;
344	+	case APPLE_32_BIT: // 32-bit requires a 24/32-bit visual
345	+	min_depth = 24;
346	+	max_depth = 32;
347	+	break;
348	+	}
349	+	D(bug(" minimum required X depth is %d, maximum supported X depth is %d\n", min_depth, max_depth));
350	+
351	+	// Try to find a visual for one of the color depths
352	+	bool visual_found = false;
353	+	for (int i=0; i<num_depths && !visual_found; i++) {
354	+
355	+	xdepth = avail_depths[i];
356	+	D(bug(" trying to find visual for depth %d\n", xdepth));
357	+	if (xdepth < min_depth \|\| xdepth > max_depth)
358	+	continue;
359	+
360	+	// Determine best color class for this depth
361	+	switch (xdepth) {
362	+	case 1: // Try StaticGray or StaticColor
363	+	if (XMatchVisualInfo(x_display, screen, xdepth, StaticGray, &visualInfo)
364	+	\|\| XMatchVisualInfo(x_display, screen, xdepth, StaticColor, &visualInfo))
365	+	visual_found = true;
366	+	break;
367	+	case 8: // Need PseudoColor
368	+	if (XMatchVisualInfo(x_display, screen, xdepth, PseudoColor, &visualInfo))
369	+	visual_found = true;
370	+	break;
371	+	case 15:
372	+	case 16:
373	+	case 24:
374	+	case 32: // Try DirectColor first, as this will allow gamma correction
375	+	if (XMatchVisualInfo(x_display, screen, xdepth, DirectColor, &visualInfo)
376	+	\|\| XMatchVisualInfo(x_display, screen, xdepth, TrueColor, &visualInfo))
377	+	visual_found = true;
378	+	break;
379	+	default:
380	+	D(bug(" not a supported depth\n"));
381	+	break;
382	+	}
383	+	}
384	+	if (!visual_found)
385	+	return false;
386	+
387	+	// Visual was found
388	+	vis = visualInfo.visual;
389	+	color_class = visualInfo.c_class;
390	+	D(bug(" found visual ID 0x%02x, depth %d, class ", visualInfo.visualid, xdepth));
391	+	#if DEBUG
392	+	switch (color_class) {
393	+	case StaticGray: D(bug("StaticGray\n")); break;
394	+	case GrayScale: D(bug("GrayScale\n")); break;
395	+	case StaticColor: D(bug("StaticColor\n")); break;
396	+	case PseudoColor: D(bug("PseudoColor\n")); break;
397	+	case TrueColor: D(bug("TrueColor\n")); break;
398	+	case DirectColor: D(bug("DirectColor\n")); break;
399	+	}
400	+	#endif
401	+	return true;
402	+	}
403	+
404	+
405	+	/*
406		* Open display (window or fullscreen)
407		*/
408
409	+	// Set window name and class
410	+	static void set_window_name(Window w, int name)
411	+	{
412	+	const char *str = GetString(name);
413	+	XStoreName(x_display, w, str);
414	+	XSetIconName(x_display, w, str);
415	+
416	+	XClassHint *hints;
417	+	hints = XAllocClassHint();
418	+	if (hints) {
419	+	hints->res_name = "SheepShaver";
420	+	hints->res_class = "SheepShaver";
421	+	XSetClassHint(x_display, w, hints);
422	+	XFree(hints);
423	+	}
424	+	}
425	+
426	+	// Set window input focus flag
427	+	static void set_window_focus(Window w)
428	+	{
429	+	XWMHints *hints = XAllocWMHints();
430	+	if (hints) {
431	+	hints->input = True;
432	+	hints->initial_state = NormalState;
433	+	hints->flags = InputHint \| StateHint;
434	+	XSetWMHints(x_display, w, hints);
435	+	XFree(hints);
436	+	}
437	+	}
438	+
439	+	// Set WM_DELETE_WINDOW protocol on window (preventing it from being destroyed by the WM when clicking on the "close" widget)
440	+	static Atom WM_DELETE_WINDOW = (Atom)0;
441	+	static void set_window_delete_protocol(Window w)
442	+	{
443	+	WM_DELETE_WINDOW = XInternAtom(x_display, "WM_DELETE_WINDOW", false);
444	+	XSetWMProtocols(x_display, w, &WM_DELETE_WINDOW, 1);
445	+	}
446	+
447	+	// Wait until window is mapped/unmapped
448	+	static void wait_mapped(Window w)
449	+	{
450	+	XEvent e;
451	+	do {
452	+	XMaskEvent(x_display, StructureNotifyMask, &e);
453	+	} while ((e.type != MapNotify) \|\| (e.xmap.event != w));
454	+	}
455	+
456	+	static void wait_unmapped(Window w)
457	+	{
458	+	XEvent e;
459	+	do {
460	+	XMaskEvent(x_display, StructureNotifyMask, &e);
461	+	} while ((e.type != UnmapNotify) \|\| (e.xmap.event != w));
462	+	}
463	+
464	+	// Disable mouse acceleration
465	+	static void disable_mouse_accel(void)
466	+	{
467	+	XChangePointerControl(x_display, True, False, 1, 1, 0);
468	+	}
469	+
470	+	// Restore mouse acceleration to original value
471	+	static void restore_mouse_accel(void)
472	+	{
473	+	XChangePointerControl(x_display, True, True, orig_accel_numer, orig_accel_denom, orig_threshold);
474	+	}
475	+
476		// Trap SHM errors
477		static bool shm_error = false;
478		static int (old_error_handler)(Display , XErrorEvent *);
#	Line 159 \| Line 495 \| static bool open_window(int width, int h
495		// Set absolute mouse mode
496		ADBSetRelMouseMode(false);
497
162	–	// Read frame skip prefs
163	–	frame_skip = PrefsFindInt32("frameskip");
164	–	if (frame_skip == 0)
165	–	frame_skip = 1;
166	–
498		// Create window
499		XSetWindowAttributes wattr;
500		wattr.event_mask = eventmask = win_eventmask;
501	<	wattr.background_pixel = black_pixel;
502	<	wattr.border_pixel = black_pixel;
501	>	wattr.background_pixel = (vis == DefaultVisual(x_display, screen) ? black_pixel : 0);
502	>	wattr.border_pixel = 0;
503		wattr.backing_store = NotUseful;
504	<
174	<	XSync(x_display, false);
504	>	wattr.colormap = (depth == 1 ? DefaultColormap(x_display, screen) : cmap[0]);
505		the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
506	<	InputOutput, vis, CWEventMask \| CWBackPixel \| CWBorderPixel \| CWBackingStore, &wattr);
177	<	XSync(x_display, false);
178	<	XStoreName(x_display, the_win, GetString(STR_WINDOW_TITLE));
179	<	XMapRaised(x_display, the_win);
180	<	XSync(x_display, false);
506	>	InputOutput, vis, CWEventMask \| CWBackPixel \| CWBorderPixel \| CWBackingStore \| CWColormap, &wattr);
507
508	<	// Set colormap
509	<	if (depth == 8) {
510	<	XSetWindowColormap(x_display, the_win, cmap[0]);
511	<	XSetWMColormapWindows(x_display, the_win, &the_win, 1);
512	<	}
508	>	// Set window name/class
509	>	set_window_name(the_win, STR_WINDOW_TITLE);
510	>
511	>	// Indicate that we want keyboard input
512	>	set_window_focus(the_win);
513	>
514	>	// Set delete protocol property
515	>	set_window_delete_protocol(the_win);
516
517		// Make window unresizable
518		XSizeHints *hints;
#	Line 197 \| Line 526 \| static bool open_window(int width, int h
526		XFree((char *)hints);
527		}
528
529	+	// Show window
530	+	XMapWindow(x_display, the_win);
531	+	wait_mapped(the_win);
532	+
533		// 1-bit mode is big-endian; if the X server is little-endian, we can't
534		// use SHM because that doesn't allow changing the image byte order
535		bool need_msb_image = (depth == 1 && XImageByteOrder(x_display) == LSBFirst);
#	Line 207 \| Line 540 \| static bool open_window(int width, int h
540
541		// Create SHM image ("height + 2" for safety)
542		img = XShmCreateImage(x_display, vis, depth == 1 ? 1 : xdepth, depth == 1 ? XYBitmap : ZPixmap, 0, &shminfo, width, height);
543	<	shminfo.shmid = shmget(IPC_PRIVATE, (height + 2) * img->bytes_per_line, IPC_CREAT \| 0777);
543	>	shminfo.shmid = shmget(IPC_PRIVATE, (aligned_height + 2) * img->bytes_per_line, IPC_CREAT \| 0777);
544	>	D(bug(" shm image created\n"));
545		the_buffer_copy = (uint8 *)shmat(shminfo.shmid, 0, 0);
546		shminfo.shmaddr = img->data = (char *)the_buffer_copy;
547		shminfo.readOnly = False;
#	Line 226 \| Line 560 \| static bool open_window(int width, int h
560		have_shm = true;
561		shmctl(shminfo.shmid, IPC_RMID, 0);
562		}
563	+	D(bug(" shm image attached\n"));
564		}
565
566		// Create normal X image if SHM doesn't work ("height + 2" for safety)
567		if (!have_shm) {
568	<	int bytes_per_row = aligned_width;
234	<	switch (depth) {
235	<	case 1:
236	<	bytes_per_row /= 8;
237	<	break;
238	<	case 15:
239	<	case 16:
240	<	bytes_per_row *= 2;
241	<	break;
242	<	case 24:
243	<	case 32:
244	<	bytes_per_row *= 4;
245	<	break;
246	<	}
568	>	int bytes_per_row = depth == 1 ? aligned_width/8 : TrivialBytesPerRow(aligned_width, DepthModeForPixelDepth(xdepth));
569		the_buffer_copy = (uint8 )malloc((aligned_height + 2) bytes_per_row);
570		img = XCreateImage(x_display, vis, depth == 1 ? 1 : xdepth, depth == 1 ? XYBitmap : ZPixmap, 0, (char *)the_buffer_copy, aligned_width, aligned_height, 32, bytes_per_row);
571	+	D(bug(" X image created\n"));
572		}
573
574		// 1-Bit mode is big-endian
575	<	if (depth == 1) {
575	>	if (need_msb_image) {
576		img->byte_order = MSBFirst;
577		img->bitmap_bit_order = MSBFirst;
578		}
#	Line 267 \| Line 590 \| static bool open_window(int width, int h
590		the_buffer = (uint8 )malloc((aligned_height + 2) img->bytes_per_line);
591		D(bug("the_buffer = %p, the_buffer_copy = %p\n", the_buffer, the_buffer_copy));
592		#endif
593	<	screen_base = (uint32)the_buffer;
593	>	screen_base = Host2MacAddr(the_buffer);
594
595		// Create GC
596		the_gc = XCreateGC(x_display, the_win, 0, 0);
597	<	XSetForeground(x_display, the_gc, black_pixel);
597	>	XSetState(x_display, the_gc, black_pixel, white_pixel, GXcopy, AllPlanes);
598
599		// Create cursor
600	<	cursor_image = XCreateImage(x_display, vis, 1, XYPixmap, 0, (char *)MacCursor + 4, 16, 16, 16, 2);
601	<	cursor_image->byte_order = MSBFirst;
602	<	cursor_image->bitmap_bit_order = MSBFirst;
603	<	cursor_mask_image = XCreateImage(x_display, vis, 1, XYPixmap, 0, (char *)MacCursor + 36, 16, 16, 16, 2);
604	<	cursor_mask_image->byte_order = MSBFirst;
605	<	cursor_mask_image->bitmap_bit_order = MSBFirst;
606	<	cursor_map = XCreatePixmap(x_display, the_win, 16, 16, 1);
607	<	cursor_mask_map = XCreatePixmap(x_display, the_win, 16, 16, 1);
608	<	cursor_gc = XCreateGC(x_display, cursor_map, 0, 0);
609	<	cursor_mask_gc = XCreateGC(x_display, cursor_mask_map, 0, 0);
610	<	mac_cursor = XCreatePixmapCursor(x_display, cursor_map, cursor_mask_map, &black, &white, 0, 0);
611	<	cursor_changed = false;
600	>	if (hw_mac_cursor_accl) {
601	>	cursor_image = XCreateImage(x_display, vis, 1, XYPixmap, 0, (char *)MacCursor + 4, 16, 16, 16, 2);
602	>	cursor_image->byte_order = MSBFirst;
603	>	cursor_image->bitmap_bit_order = MSBFirst;
604	>	cursor_mask_image = XCreateImage(x_display, vis, 1, XYPixmap, 0, (char *)MacCursor + 36, 16, 16, 16, 2);
605	>	cursor_mask_image->byte_order = MSBFirst;
606	>	cursor_mask_image->bitmap_bit_order = MSBFirst;
607	>	cursor_map = XCreatePixmap(x_display, the_win, 16, 16, 1);
608	>	cursor_mask_map = XCreatePixmap(x_display, the_win, 16, 16, 1);
609	>	cursor_gc = XCreateGC(x_display, cursor_map, 0, 0);
610	>	cursor_mask_gc = XCreateGC(x_display, cursor_mask_map, 0, 0);
611	>	mac_cursor = XCreatePixmapCursor(x_display, cursor_map, cursor_mask_map, &black, &white, 0, 0);
612	>	cursor_changed = false;
613	>	}
614	>
615	>	// Create no_cursor
616	>	else {
617	>	mac_cursor = XCreatePixmapCursor(x_display,
618	>	XCreatePixmap(x_display, the_win, 1, 1, 1),
619	>	XCreatePixmap(x_display, the_win, 1, 1, 1),
620	>	&black, &white, 0, 0);
621	>	XDefineCursor(x_display, the_win, mac_cursor);
622	>	}
623
624		// Init blitting routines
625		bool native_byte_order;
#	Line 295 \| Line 629 \| static bool open_window(int width, int h
629		native_byte_order = (XImageByteOrder(x_display) == LSBFirst);
630		#endif
631		#ifdef ENABLE_VOSF
632	<	Screen_blitter_init(&visualInfo, native_byte_order, depth);
632	>	Screen_blitter_init(visualFormat, native_byte_order, depth);
633		#endif
634
635		// Set bytes per row
302	–	VModes[cur_mode].viRowBytes = img->bytes_per_line;
636		XSync(x_display, false);
637		return true;
638		}
639
640	<	// Open DGA display (!! should use X11 VidMode extensions to set mode)
641	<	static bool open_dga(int width, int height)
640	>	// Open FBDev DGA display
641	>	static bool open_fbdev_dga(int width, int height)
642		{
643	+	#ifdef ENABLE_FBDEV_DGA
644	+	#ifdef ENABLE_XF86_VIDMODE
645	+	// Switch to best mode
646	+	if (has_vidmode) {
647	+	int best = -1;
648	+	for (int i = 0; i < num_x_video_modes; i++) {
649	+	if (x_video_modes[i]->hdisplay == width && x_video_modes[i]->vdisplay == height) {
650	+	best = i;
651	+	break;
652	+	}
653	+	};
654	+	assert(best != -1);
655	+	XF86VidModeSwitchToMode(x_display, screen, x_video_modes[best]);
656	+	XF86VidModeSetViewPort(x_display, screen, 0, 0);
657	+	D(bug("[fbdev] VideoMode %d: %d x %d @ %d\n", best,
658	+	x_video_modes[best]->hdisplay, x_video_modes[best]->vdisplay,
659	+	1000 * x_video_modes[best]->dotclock / (x_video_modes[best]->htotal * x_video_modes[best]->vtotal)));
660	+	}
661	+	#endif
662	+
663	+	if (ioctl(fb_dev_fd, FBIOGET_FSCREENINFO, &fb_finfo) != 0) {
664	+	D(bug("[fbdev] Can't get FSCREENINFO: %s\n", strerror(errno)));
665	+	return false;
666	+	}
667	+	D(bug("[fbdev] Device ID: %s\n", fb_finfo.id));
668	+	D(bug("[fbdev] smem_start: %p [%d bytes]\n", fb_finfo.smem_start, fb_finfo.smem_len));
669	+
670	+	int fb_type = fb_finfo.type;
671	+	const char *fb_type_str = NULL;
672	+	switch (fb_type) {
673	+	case FB_TYPE_PACKED_PIXELS: fb_type_str = "Packed Pixels"; break;
674	+	case FB_TYPE_PLANES: fb_type_str = "Non interleaved planes"; break;
675	+	case FB_TYPE_INTERLEAVED_PLANES: fb_type_str = "Interleaved planes"; break;
676	+	case FB_TYPE_TEXT: fb_type_str = "Text/attributes"; break;
677	+	case FB_TYPE_VGA_PLANES: fb_type_str = "EGA/VGA planes"; break;
678	+	default: fb_type_str = "<unknown>"; break;
679	+	}
680	+	D(bug("[fbdev] type: %s\n", fb_type_str));
681	+
682	+	if (fb_type != FB_TYPE_PACKED_PIXELS) {
683	+	D(bug("[fbdev] type '%s' not supported\n", fb_type_str));
684	+	return false;
685	+	}
686	+
687	+	int fb_visual = fb_finfo.visual;
688	+	const char *fb_visual_str;
689	+	switch (fb_visual) {
690	+	case FB_VISUAL_MONO01: fb_visual_str = "Monochrome 1=Black 0=White"; break;
691	+	case FB_VISUAL_MONO10: fb_visual_str = "Monochrome 1=While 0=Black"; break;
692	+	case FB_VISUAL_TRUECOLOR: fb_visual_str = "True color"; break;
693	+	case FB_VISUAL_PSEUDOCOLOR: fb_visual_str = "Pseudo color (like atari)"; break;
694	+	case FB_VISUAL_DIRECTCOLOR: fb_visual_str = "Direct color"; break;
695	+	case FB_VISUAL_STATIC_PSEUDOCOLOR: fb_visual_str = "Pseudo color readonly"; break;
696	+	default: fb_visual_str = "<unknown>"; break;
697	+	}
698	+	D(bug("[fbdev] visual: %s\n", fb_visual_str));
699	+
700	+	if (fb_visual != FB_VISUAL_TRUECOLOR && fb_visual != FB_VISUAL_DIRECTCOLOR) {
701	+	D(bug("[fbdev] visual '%s' not supported\n", fb_visual_str));
702	+	return false;
703	+	}
704	+
705	+	// Map frame buffer
706	+	the_buffer = (uint8 *)mmap(NULL, fb_finfo.smem_len, PROT_READ \| PROT_WRITE, MAP_SHARED, fb_dev_fd, 0);
707	+	if (the_buffer == MAP_FAILED) {
708	+	D(bug("[fbdev] Can't mmap /dev/fb0: %s\n", strerror(errno)));
709	+	return false;
710	+	}
711	+
712	+	// Set absolute mouse mode
713	+	ADBSetRelMouseMode(false);
714	+
715	+	// Create window
716	+	XSetWindowAttributes wattr;
717	+	wattr.event_mask = eventmask = dga_eventmask;
718	+	wattr.override_redirect = True;
719	+	the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
720	+	InputOutput, DefaultVisual(x_display, screen),
721	+	CWEventMask \| CWOverrideRedirect, &wattr);
722	+
723	+	// Show window
724	+	XMapRaised(x_display, the_win);
725	+	wait_mapped(the_win);
726	+
727	+	// Grab mouse and keyboard
728	+	XGrabKeyboard(x_display, the_win, True,
729	+	GrabModeAsync, GrabModeAsync, CurrentTime);
730	+	XGrabPointer(x_display, the_win, True,
731	+	PointerMotionMask \| ButtonPressMask \| ButtonReleaseMask,
732	+	GrabModeAsync, GrabModeAsync, the_win, None, CurrentTime);
733	+	disable_mouse_accel();
734	+
735	+	// Create no_cursor
736	+	mac_cursor = XCreatePixmapCursor(x_display,
737	+	XCreatePixmap(x_display, the_win, 1, 1, 1),
738	+	XCreatePixmap(x_display, the_win, 1, 1, 1),
739	+	&black, &white, 0, 0);
740	+	XDefineCursor(x_display, the_win, mac_cursor);
741	+
742	+	// Init blitting routines
743	+	int bytes_per_row = TrivialBytesPerRow((width + 7) & ~7, DepthModeForPixelDepth(depth));
744	+	#if ENABLE_VOSF
745	+	// Extract current screen color masks (we are in True Color mode)
746	+	VisualFormat visualFormat;
747	+	visualFormat.depth = xdepth = DefaultDepth(x_display, screen);
748	+	XMatchVisualInfo(x_display, screen, xdepth, TrueColor, &visualInfo);
749	+	assert(visualFormat.depth == visualInfo.depth);
750	+	visualFormat.Rmask = visualInfo.red_mask;
751	+	visualFormat.Gmask = visualInfo.green_mask;
752	+	visualFormat.Bmask = visualInfo.blue_mask;
753	+	D(bug("[fbdev] %d bpp, (%08x,%08x,%08x)\n",
754	+	visualFormat.depth,
755	+	visualFormat.Rmask, visualFormat.Gmask, visualFormat.Bmask));
756	+	D(bug("[fbdev] Mac depth %d bpp\n", depth));
757	+
758	+	// Screen_blitter_init() returns TRUE if VOSF is mandatory
759	+	// i.e. the framebuffer update function is not Blit_Copy_Raw
760	+	#ifdef WORDS_BIGENDIAN
761	+	const bool native_byte_order = (XImageByteOrder(x_display) == MSBFirst);
762	+	#else
763	+	const bool native_byte_order = (XImageByteOrder(x_display) == LSBFirst);
764	+	#endif
765	+	Screen_blitter_init(visualFormat, native_byte_order, depth);
766	+
767	+	// Allocate memory for frame buffer (SIZE is extended to page-boundary)
768	+	use_vosf = true;
769	+	the_host_buffer = the_buffer;
770	+	the_buffer_size = page_extend((height + 2) * bytes_per_row);
771	+	the_buffer_copy = (uint8 *)malloc(the_buffer_size);
772	+	the_buffer = (uint8 *)vm_acquire(the_buffer_size);
773	+	D(bug("the_buffer = %p, the_buffer_copy = %p, the_host_buffer = %p\n", the_buffer, the_buffer_copy, the_host_buffer));
774	+	#endif
775	+
776	+	// Set frame buffer base
777	+	D(bug("the_buffer = %p, use_vosf = %d\n", the_buffer, use_vosf));
778	+	screen_base = Host2MacAddr(the_buffer);
779	+	VModes[cur_mode].viRowBytes = bytes_per_row;
780	+	return true;
781	+	#else
782	+	ErrorAlert("SheepShaver has been compiled with DGA support disabled.");
783	+	return false;
784	+	#endif
785	+	}
786	+
787	+	// Open XF86 DGA display (!! should use X11 VidMode extensions to set mode)
788	+	static bool open_xf86_dga(int width, int height)
789	+	{
790	+	if (is_fbdev_dga_mode)
791	+	return false;
792	+
793		#ifdef ENABLE_XF86_DGA
794		// Set relative mouse mode
795		ADBSetRelMouseMode(true);
796
797	+	// Create window
798	+	XSetWindowAttributes wattr;
799	+	wattr.event_mask = eventmask = dga_eventmask;
800	+	wattr.override_redirect = True;
801	+	wattr.colormap = (depth == 1 ? DefaultColormap(x_display, screen) : cmap[0]);
802	+	the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
803	+	InputOutput, vis, CWEventMask \| CWOverrideRedirect \|
804	+	(color_class == DirectColor ? CWColormap : 0), &wattr);
805	+
806	+	// Show window
807	+	XMapRaised(x_display, the_win);
808	+	wait_mapped(the_win);
809	+
810		#ifdef ENABLE_XF86_VIDMODE
811		// Switch to best mode
812		if (has_vidmode) {
#	Line 327 \| Line 823 \| static bool open_dga(int width, int heig
823		#endif
824
825		// Establish direct screen connection
826	+	XMoveResizeWindow(x_display, the_win, 0, 0, width, height);
827	+	XWarpPointer(x_display, None, rootwin, 0, 0, 0, 0, 0, 0);
828		XGrabKeyboard(x_display, rootwin, True, GrabModeAsync, GrabModeAsync, CurrentTime);
829		XGrabPointer(x_display, rootwin, True, PointerMotionMask \| ButtonPressMask \| ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
830	+
831	+	int v_width, v_bank, v_size;
832	+	XF86DGAGetVideo(x_display, screen, (char **)&the_buffer, &v_width, &v_bank, &v_size);
833		XF86DGADirectVideo(x_display, screen, XF86DGADirectGraphics \| XF86DGADirectKeyb \| XF86DGADirectMouse);
834		XF86DGASetViewPort(x_display, screen, 0, 0);
835		XF86DGASetVidPage(x_display, screen, 0);
836
837		// Set colormap
838	<	if (depth == 8)
838	>	if (!IsDirectMode(get_current_mode())) {
839	>	XSetWindowColormap(x_display, the_win, cmap[current_dga_cmap = 0]);
840		XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
339	–
340	–	// Set bytes per row
341	–	int bytes_per_row = (dga_fb_width + 7) & ~7;
342	–	switch (depth) {
343	–	case 15:
344	–	case 16:
345	–	bytes_per_row *= 2;
346	–	break;
347	–	case 24:
348	–	case 32:
349	–	bytes_per_row *= 4;
350	–	break;
841		}
842	+	XSync(x_display, false);
843
844	+	// Init blitting routines
845	+	int bytes_per_row = TrivialBytesPerRow((v_width + 7) & ~7, DepthModeForPixelDepth(depth));
846		#if ENABLE_VOSF
847		bool native_byte_order;
848		#ifdef WORDS_BIGENDIAN
#	Line 360 \| Line 853 \| static bool open_dga(int width, int heig
853		#if REAL_ADDRESSING \|\| DIRECT_ADDRESSING
854		// Screen_blitter_init() returns TRUE if VOSF is mandatory
855		// i.e. the framebuffer update function is not Blit_Copy_Raw
856	<	use_vosf = Screen_blitter_init(&visualInfo, native_byte_order, depth);
856	>	use_vosf = Screen_blitter_init(visualFormat, native_byte_order, depth);
857
858		if (use_vosf) {
859		// Allocate memory for frame buffer (SIZE is extended to page-boundary)
#	Line 368 \| Line 861 \| static bool open_dga(int width, int heig
861		the_buffer_size = page_extend((height + 2) * bytes_per_row);
862		the_buffer_copy = (uint8 *)malloc(the_buffer_size);
863		the_buffer = (uint8 *)vm_acquire(the_buffer_size);
864	+	D(bug("the_buffer = %p, the_buffer_copy = %p, the_host_buffer = %p\n", the_buffer, the_buffer_copy, the_host_buffer));
865		}
866		#else
867		use_vosf = false;
374	–	the_buffer = dga_screen_base;
868		#endif
869		#endif
377	–	screen_base = (uint32)the_buffer;
870
871	+	// Set frame buffer base
872	+	D(bug("the_buffer = %p, use_vosf = %d\n", the_buffer, use_vosf));
873	+	screen_base = Host2MacAddr(the_buffer);
874		VModes[cur_mode].viRowBytes = bytes_per_row;
380	–	XSync(x_display, false);
875		return true;
876		#else
877		ErrorAlert("SheepShaver has been compiled with DGA support disabled.");
#	Line 385 \| Line 879 \| static bool open_dga(int width, int heig
879		#endif
880		}
881
882	+	// Open DGA display
883	+	static bool open_dga(int width, int height)
884	+	{
885	+	bool display_open;
886	+
887	+	display_open = open_xf86_dga(width, height);
888	+	#ifdef ENABLE_FBDEV_DGA
889	+	// Try to fallback to FBDev DGA mode
890	+	if (!display_open) {
891	+	is_fbdev_dga_mode = true;
892	+	display_open = open_fbdev_dga(width, height);
893	+	}
894	+	#endif
895	+
896	+	// Common DGA display initialization
897	+	if (display_open) {
898	+
899	+	// Fake image to get display bounds in the refresh function
900	+	if ((img = (XImage )malloc(sizeof(img))) == NULL)
901	+	return false;
902	+	img->width = DisplayWidth(x_display, screen);
903	+	img->height = DisplayHeight(x_display, screen);
904	+	img->depth = is_fbdev_dga_mode ? xdepth : depth;
905	+	img->bytes_per_line = TrivialBytesPerRow(img->width, DepthModeForPixelDepth(img->depth));
906	+	}
907	+
908	+	return display_open;
909	+	}
910	+
911		static bool open_display(void)
912		{
913	<	display_type = VModes[cur_mode].viType;
914	<	switch (VModes[cur_mode].viAppleMode) {
915	<	case APPLE_1_BIT:
916	<	depth = 1;
917	<	break;
918	<	case APPLE_2_BIT:
919	<	depth = 2;
920	<	break;
921	<	case APPLE_4_BIT:
922	<	depth = 4;
400	<	break;
401	<	case APPLE_8_BIT:
402	<	depth = 8;
403	<	break;
404	<	case APPLE_16_BIT:
405	<	depth = xdepth == 15 ? 15 : 16;
406	<	break;
407	<	case APPLE_32_BIT:
408	<	depth = 32;
409	<	break;
913	>	D(bug("open_display()\n"));
914	>	const VideoInfo &mode = VModes[cur_mode];
915	>
916	>	// Get original mouse acceleration
917	>	XGetPointerControl(x_display, &orig_accel_numer, &orig_accel_denom, &orig_threshold);
918	>
919	>	// Find best available X visual
920	>	if (!find_visual_for_depth(mode.viAppleMode)) {
921	>	ErrorAlert(GetString(STR_NO_XVISUAL_ERR));
922	>	return false;
923		}
924
925	<	bool display_open = false;
926	<	if (display_type == DIS_SCREEN)
925	>	// Build up visualFormat structure
926	>	visualFormat.fullscreen = (display_type == DIS_SCREEN);
927	>	visualFormat.depth = visualInfo.depth;
928	>	visualFormat.Rmask = visualInfo.red_mask;
929	>	visualFormat.Gmask = visualInfo.green_mask;
930	>	visualFormat.Bmask = visualInfo.blue_mask;
931	>
932	>	// Create color maps
933	>	if (color_class == PseudoColor \|\| color_class == DirectColor) {
934	>	cmap[0] = XCreateColormap(x_display, rootwin, vis, AllocAll);
935	>	cmap[1] = XCreateColormap(x_display, rootwin, vis, AllocAll);
936	>	} else {
937	>	cmap[0] = XCreateColormap(x_display, rootwin, vis, AllocNone);
938	>	cmap[1] = XCreateColormap(x_display, rootwin, vis, AllocNone);
939	>	}
940	>
941	>	// Find pixel format of direct modes
942	>	if (color_class == DirectColor \|\| color_class == TrueColor) {
943	>	rshift = gshift = bshift = 0;
944	>	rloss = gloss = bloss = 8;
945	>	uint32 mask;
946	>	for (mask=vis->red_mask; !(mask&1); mask>>=1)
947	>	++rshift;
948	>	for (; mask&1; mask>>=1)
949	>	--rloss;
950	>	for (mask=vis->green_mask; !(mask&1); mask>>=1)
951	>	++gshift;
952	>	for (; mask&1; mask>>=1)
953	>	--gloss;
954	>	for (mask=vis->blue_mask; !(mask&1); mask>>=1)
955	>	++bshift;
956	>	for (; mask&1; mask>>=1)
957	>	--bloss;
958	>	}
959	>
960	>	// Preset palette pixel values for CLUT or gamma table
961	>	if (color_class == DirectColor) {
962	>	int num = vis->map_entries;
963	>	for (int i=0; i<num; i++) {
964	>	int c = (i * 256) / num;
965	>	x_palette[i].pixel = map_rgb(c, c, c);
966	>	x_palette[i].flags = DoRed \| DoGreen \| DoBlue;
967	>	}
968	>	} else if (color_class == PseudoColor) {
969	>	for (int i=0; i<256; i++) {
970	>	x_palette[i].pixel = i;
971	>	x_palette[i].flags = DoRed \| DoGreen \| DoBlue;
972	>	}
973	>	}
974	>
975	>	// Load gray ramp to color map
976	>	int num = (color_class == DirectColor ? vis->map_entries : 256);
977	>	for (int i=0; i<num; i++) {
978	>	int c = (i * 256) / num;
979	>	x_palette[i].red = c * 0x0101;
980	>	x_palette[i].green = c * 0x0101;
981	>	x_palette[i].blue = c * 0x0101;
982	>	}
983	>	if (color_class == PseudoColor \|\| color_class == DirectColor) {
984	>	XStoreColors(x_display, cmap[0], x_palette, num);
985	>	XStoreColors(x_display, cmap[1], x_palette, num);
986	>	}
987	>
988	>	#ifdef ENABLE_VOSF
989	>	// Load gray ramp to 8->16/32 expand map
990	>	if (!IsDirectMode(get_current_mode()) && xdepth > 8)
991	>	for (int i=0; i<256; i++)
992	>	ExpandMap[i] = map_rgb(i, i, i);
993	>	#endif
994	>
995	>	// Create display of requested type
996	>	display_type = mode.viType;
997	>	depth = depth_of_video_mode(mode.viAppleMode);
998	>
999	>	bool display_open;
1000	>	switch (display_type) {
1001	>	case DIS_SCREEN:
1002		display_open = open_dga(VModes[cur_mode].viXsize, VModes[cur_mode].viYsize);
1003	<	else if (display_type == DIS_WINDOW)
1003	>	break;
1004	>	case DIS_WINDOW:
1005		display_open = open_window(VModes[cur_mode].viXsize, VModes[cur_mode].viYsize);
1006	+	break;
1007	+	default:
1008	+	display_open = false;
1009	+	break;
1010	+	}
1011
1012		#ifdef ENABLE_VOSF
1013		if (use_vosf) {
1014		// Initialize the VOSF system
1015	+	LOCK_VOSF;
1016		if (!video_vosf_init()) {
1017		ErrorAlert(GetString(STR_VOSF_INIT_ERR));
1018	+	UNLOCK_VOSF;
1019		return false;
1020		}
1021	+	UNLOCK_VOSF;
1022		}
1023		#endif
1024	<
1024	>
1025	>	// Zero screen buffers, viRowBytes is initialized at this stage
1026	>	if (display_open) {
1027	>	memset(the_buffer, 0, VModes[cur_mode].viRowBytes * VModes[cur_mode].viYsize);
1028	>	memset(the_buffer_copy, 0, VModes[cur_mode].viRowBytes * VModes[cur_mode].viYsize);
1029	>	}
1030		return display_open;
1031		}
1032
#	Line 456 \| Line 1058 \| static void close_window(void)
1058		if (the_gc)
1059		XFreeGC(x_display, the_gc);
1060
1061	<	// Close window
1062	<	XDestroyWindow(x_display, the_win);
1061	>	XFlush(x_display);
1062	>	XSync(x_display, false);
1063		}
1064
1065	<	// Close DGA mode
1066	<	static void close_dga(void)
1065	>	// Close FBDev mode
1066	>	static void close_fbdev_dga(void)
1067	>	{
1068	>	#ifdef ENABLE_FBDEV_DGA
1069	>	uint8 *fb_base;
1070	>	if (!use_vosf)
1071	>	fb_base = the_buffer;
1072	>	#ifdef ENABLE_VOSF
1073	>	else
1074	>	fb_base = the_host_buffer;
1075	>	#endif
1076	>	munmap(fb_base, fb_finfo.smem_len);
1077	>	#endif
1078	>	}
1079	>
1080	>	// Close XF86 DGA mode
1081	>	static void close_xf86_dga(void)
1082		{
1083		#ifdef ENABLE_XF86_DGA
1084		XF86DGADirectVideo(x_display, screen, 0);
1085	+	#endif
1086	+	}
1087	+
1088	+	// Close DGA mode
1089	+	static void close_dga(void)
1090	+	{
1091	+	if (is_fbdev_dga_mode)
1092	+	close_fbdev_dga();
1093	+	else
1094	+	close_xf86_dga();
1095	+
1096		XUngrabPointer(x_display, CurrentTime);
1097		XUngrabKeyboard(x_display, CurrentTime);
470	–	#endif
1098
1099		#ifdef ENABLE_XF86_VIDMODE
1100		if (has_vidmode)
1101		XF86VidModeSwitchToMode(x_display, screen, x_video_modes[0]);
1102		#endif
1103
1104	+	// Release fake image (it's not a normal XImage!)
1105	+	free(img);
1106	+	img = NULL;
1107	+
1108		if (!use_vosf) {
1109		// don't free() the screen buffer in driver_base dtor
1110		the_buffer = NULL;
#	Line 493 \| Line 1124 \| static void close_display(void)
1124		else if (display_type == DIS_WINDOW)
1125		close_window();
1126
1127	+	// Close window
1128	+	if (the_win) {
1129	+	XUnmapWindow(x_display, the_win);
1130	+	wait_unmapped(the_win);
1131	+	XDestroyWindow(x_display, the_win);
1132	+	}
1133	+
1134	+	// Free colormaps
1135	+	if (cmap[0]) {
1136	+	XFreeColormap(x_display, cmap[0]);
1137	+	cmap[0] = 0;
1138	+	}
1139	+	if (cmap[1]) {
1140	+	XFreeColormap(x_display, cmap[1]);
1141	+	cmap[1] = 0;
1142	+	}
1143	+
1144		#ifdef ENABLE_VOSF
1145		if (use_vosf) {
1146		// Deinitialize VOSF
#	Line 527 \| Line 1175 \| static void close_display(void)
1175		}
1176		}
1177		#endif
1178	+
1179	+	// Restore mouse acceleration
1180	+	restore_mouse_accel();
1181		}
1182
1183
#	Line 534 \| Line 1185 \| static void close_display(void)
1185		* Initialization
1186		*/
1187
1188	<	static void add_mode(VideoInfo *&p, uint32 allow, uint32 test, long apple_mode, long apple_id, int type)
1188	>	// Init keycode translation table
1189	>	static void keycode_init(void)
1190	>	{
1191	>	bool use_kc = PrefsFindBool("keycodes");
1192	>	if (use_kc) {
1193	>
1194	>	// Get keycode file path from preferences
1195	>	const char *kc_path = PrefsFindString("keycodefile");
1196	>
1197	>	// Open keycode table
1198	>	FILE *f = fopen(kc_path ? kc_path : KEYCODE_FILE_NAME, "r");
1199	>	if (f == NULL) {
1200	>	char str[256];
1201	>	sprintf(str, GetString(STR_KEYCODE_FILE_WARN), kc_path ? kc_path : KEYCODE_FILE_NAME, strerror(errno));
1202	>	WarningAlert(str);
1203	>	return;
1204	>	}
1205	>
1206	>	// Default translation table
1207	>	for (int i=0; i<256; i++)
1208	>	keycode_table[i] = -1;
1209	>
1210	>	// Search for server vendor string, then read keycodes
1211	>	const char *vendor = ServerVendor(x_display);
1212	>	// Force use of MacX mappings on MacOS X with Apple's X server
1213	>	int dummy;
1214	>	if (XQueryExtension(x_display, "Apple-DRI", &dummy, &dummy, &dummy))
1215	>	vendor = "MacX";
1216	>	bool vendor_found = false;
1217	>	char line[256];
1218	>	while (fgets(line, 255, f)) {
1219	>	// Read line
1220	>	int len = strlen(line);
1221	>	if (len == 0)
1222	>	continue;
1223	>	line[len-1] = 0;
1224	>
1225	>	// Comments begin with "#" or ";"
1226	>	if (line[0] == '#' \|\| line[0] == ';' \|\| line[0] == 0)
1227	>	continue;
1228	>
1229	>	if (vendor_found) {
1230	>	// Read keycode
1231	>	int x_code, mac_code;
1232	>	if (sscanf(line, "%d %d", &x_code, &mac_code) == 2)
1233	>	keycode_table[x_code & 0xff] = mac_code;
1234	>	else
1235	>	break;
1236	>	} else {
1237	>	// Search for vendor string
1238	>	if (strstr(vendor, line) == vendor)
1239	>	vendor_found = true;
1240	>	}
1241	>	}
1242	>
1243	>	// Keycode file completely read
1244	>	fclose(f);
1245	>	use_keycodes = vendor_found;
1246	>
1247	>	// Vendor not found? Then display warning
1248	>	if (!vendor_found) {
1249	>	char str[256];
1250	>	sprintf(str, GetString(STR_KEYCODE_VENDOR_WARN), vendor, kc_path ? kc_path : KEYCODE_FILE_NAME);
1251	>	WarningAlert(str);
1252	>	return;
1253	>	}
1254	>	}
1255	>	}
1256	>
1257	>	// Find Apple mode matching best specified dimensions
1258	>	static int find_apple_resolution(int xsize, int ysize)
1259	>	{
1260	>	int apple_id;
1261	>	if (xsize < 800)
1262	>	apple_id = APPLE_640x480;
1263	>	else if (xsize < 1024)
1264	>	apple_id = APPLE_800x600;
1265	>	else if (xsize < 1152)
1266	>	apple_id = APPLE_1024x768;
1267	>	else if (xsize < 1280) {
1268	>	if (ysize < 900)
1269	>	apple_id = APPLE_1152x768;
1270	>	else
1271	>	apple_id = APPLE_1152x900;
1272	>	}
1273	>	else if (xsize < 1600)
1274	>	apple_id = APPLE_1280x1024;
1275	>	else
1276	>	apple_id = APPLE_1600x1200;
1277	>	return apple_id;
1278	>	}
1279	>
1280	>	// Find mode in list of supported modes
1281	>	static int find_mode(int apple_mode, int apple_id, int type)
1282	>	{
1283	>	for (VideoInfo *p = VModes; p->viType != DIS_INVALID; p++) {
1284	>	if (p->viType == type && p->viAppleID == apple_id && p->viAppleMode == apple_mode)
1285	>	return p - VModes;
1286	>	}
1287	>	return -1;
1288	>	}
1289	>
1290	>	// Add custom video mode
1291	>	static void add_custom_mode(VideoInfo *&p, int type, uint32 x, uint32 y, int apple_mode, int apple_id)
1292	>	{
1293	>	p->viType = type;
1294	>	p->viXsize = x;
1295	>	p->viYsize = y;
1296	>	p->viRowBytes = TrivialBytesPerRow(p->viXsize, apple_mode);
1297	>	p->viAppleMode = apple_mode;
1298	>	p->viAppleID = apple_id;
1299	>	p++;
1300	>	}
1301	>
1302	>	// Add mode to list of supported modes
1303	>	static void add_mode(VideoInfo *&p, uint32 allow, uint32 test, int apple_mode, int apple_id, int type)
1304		{
1305		if (allow & test) {
1306	<	p->viType = type;
1306	>	uint32 x = 0, y = 0;
1307		switch (apple_id) {
1308		case APPLE_W_640x480:
1309		case APPLE_640x480:
1310	<	p->viXsize = 640;
1311	<	p->viYsize = 480;
1310	>	x = 640;
1311	>	y = 480;
1312		break;
1313		case APPLE_W_800x600:
1314		case APPLE_800x600:
1315	<	p->viXsize = 800;
1316	<	p->viYsize = 600;
1315	>	x = 800;
1316	>	y = 600;
1317		break;
1318		case APPLE_1024x768:
1319	<	p->viXsize = 1024;
1320	<	p->viYsize = 768;
1319	>	x = 1024;
1320	>	y = 768;
1321	>	break;
1322	>	case APPLE_1152x768:
1323	>	x = 1152;
1324	>	y = 768;
1325		break;
1326		case APPLE_1152x900:
1327	<	p->viXsize = 1152;
1328	<	p->viYsize = 900;
1327	>	x = 1152;
1328	>	y = 900;
1329		break;
1330		case APPLE_1280x1024:
1331	<	p->viXsize = 1280;
1332	<	p->viYsize = 1024;
1331	>	x = 1280;
1332	>	y = 1024;
1333		break;
1334		case APPLE_1600x1200:
1335	<	p->viXsize = 1600;
1336	<	p->viYsize = 1200;
567	<	break;
568	<	}
569	<	switch (apple_mode) {
570	<	case APPLE_8_BIT:
571	<	p->viRowBytes = p->viXsize;
572	<	break;
573	<	case APPLE_16_BIT:
574	<	p->viRowBytes = p->viXsize * 2;
575	<	break;
576	<	case APPLE_32_BIT:
577	<	p->viRowBytes = p->viXsize * 4;
1335	>	x = 1600;
1336	>	y = 1200;
1337		break;
1338		}
1339	<	p->viAppleMode = apple_mode;
581	<	p->viAppleID = apple_id;
582	<	p++;
1339	>	add_custom_mode(p, type, x, y, apple_mode, apple_id);
1340		}
1341		}
1342
1343	+	// Add standard list of windowed modes for given color depth
1344	+	static void add_window_modes(VideoInfo *&p, int window_modes, int mode)
1345	+	{
1346	+	add_mode(p, window_modes, 1, mode, APPLE_W_640x480, DIS_WINDOW);
1347	+	add_mode(p, window_modes, 2, mode, APPLE_W_800x600, DIS_WINDOW);
1348	+	}
1349	+
1350		static bool has_mode(int x, int y)
1351		{
1352		#ifdef ENABLE_XF86_VIDMODE
1353	<	for (int i=0; i<num_x_video_modes; i++)
1354	<	if (x_video_modes[i]->hdisplay >= x && x_video_modes[i]->vdisplay >= y)
1355	<	return true;
1356	<	return false;
1357	<	#else
1358	<	return DisplayWidth(x_display, screen) >= x && DisplayHeight(x_display, screen) >= y;
1353	>	if (has_vidmode) {
1354	>	for (int i=0; i<num_x_video_modes; i++)
1355	>	if (x_video_modes[i]->hdisplay == x && x_video_modes[i]->vdisplay == y)
1356	>	return true;
1357	>	return false;
1358	>	}
1359		#endif
1360	+	return DisplayWidth(x_display, screen) >= x && DisplayHeight(x_display, screen) >= y;
1361		}
1362
1363		bool VideoInit(void)
#	Line 607 \| Line 1372 \| bool VideoInit(void)
1372		local_X11 = (strncmp(XDisplayName(x_display_name), ":", 1) == 0)
1373		\|\| (strncmp(XDisplayName(x_display_name), "unix:", 5) == 0);
1374
1375	+	// Init keycode translation
1376	+	keycode_init();
1377	+
1378	+	// Read frame skip prefs
1379	+	frame_skip = PrefsFindInt32("frameskip");
1380	+	if (frame_skip == 0)
1381	+	frame_skip = 1;
1382	+
1383	+	// Read mouse wheel prefs
1384	+	mouse_wheel_mode = PrefsFindInt32("mousewheelmode");
1385	+	mouse_wheel_lines = PrefsFindInt32("mousewheellines");
1386	+
1387		// Init variables
1388		private_data = NULL;
612	–	cur_mode = 0; // Window 640x480
1389		video_activated = true;
1390
1391		// Find screen and root window
1392		screen = XDefaultScreen(x_display);
1393		rootwin = XRootWindow(x_display, screen);
1394
1395	+	// Get sorted list of available depths
1396	+	avail_depths = XListDepths(x_display, screen, &num_depths);
1397	+	if (avail_depths == NULL) {
1398	+	ErrorAlert(GetString(STR_UNSUPP_DEPTH_ERR));
1399	+	return false;
1400	+	}
1401	+	sort(avail_depths, avail_depths + num_depths);
1402	+
1403		// Get screen depth
1404		xdepth = DefaultDepth(x_display, screen);
1405
1406		#ifdef ENABLE_XF86_DGA
1407		// DGA available?
1408		int event_base, error_base;
1409	+	is_fbdev_dga_mode = false;
1410		if (local_X11 && XF86DGAQueryExtension(x_display, &event_base, &error_base)) {
1411		int dga_flags = 0;
1412		XF86DGAQueryDirectVideo(x_display, screen, &dga_flags);
1413		has_dga = dga_flags & XF86DGADirectPresent;
1414	+	#if defined(__linux__)
1415	+	// Check r/w permission on /dev/mem for DGA mode to work
1416	+	if (has_dga && access("/dev/mem", R_OK \| W_OK) != 0)
1417	+	has_dga = false;
1418	+	#endif
1419		} else
1420		has_dga = false;
1421		#endif
#	Line 634 \| Line 1424 \| bool VideoInit(void)
1424		// VidMode available?
1425		int vm_event_base, vm_error_base;
1426		has_vidmode = XF86VidModeQueryExtension(x_display, &vm_event_base, &vm_error_base);
1427	<	if (has_vidmode)
1427	>	if (has_vidmode) {
1428	>	int vm_major_version, vm_minor_version;
1429	>	XF86VidModeQueryVersion(x_display, &vm_major_version, &vm_minor_version);
1430	>	D(bug("VidMode extension %d.%d available\n", vm_major_version, vm_minor_version));
1431		XF86VidModeGetAllModeLines(x_display, screen, &num_x_video_modes, &x_video_modes);
1432	+	}
1433	+	#endif
1434	+
1435	+	#ifdef ENABLE_FBDEV_DGA
1436	+	// FBDev available?
1437	+	bool has_fbdev_dga = false;
1438	+	if (local_X11) {
1439	+	if ((fb_dev_fd = open("/dev/fb0", O_RDWR)) > 0) {
1440	+	if (ioctl(fb_dev_fd, FBIOGET_VSCREENINFO, &fb_vinfo) != 0)
1441	+	close(fb_dev_fd);
1442	+	else {
1443	+	has_fbdev_dga = true;
1444	+	if (!has_dga) {
1445	+	// Fallback to FBDev DGA mode if XF86 DGA is not possible
1446	+	has_dga = true;
1447	+	is_fbdev_dga_mode = true;
1448	+	}
1449	+	fb_orig_vinfo = fb_vinfo;
1450	+	D(bug("Frame buffer device initial resolution: %dx%dx%d\n", fb_vinfo.xres, fb_vinfo.yres, fb_vinfo.bits_per_pixel));
1451	+	}
1452	+	}
1453	+	}
1454		#endif
1455
1456		// Find black and white colors
#	Line 646 \| Line 1461 \| bool VideoInit(void)
1461		black_pixel = BlackPixel(x_display, screen);
1462		white_pixel = WhitePixel(x_display, screen);
1463
649	–	// Get appropriate visual
650	–	int color_class;
651	–	switch (xdepth) {
652	–	#if 0
653	–	case 1:
654	–	color_class = StaticGray;
655	–	break;
656	–	#endif
657	–	case 8:
658	–	color_class = PseudoColor;
659	–	break;
660	–	case 15:
661	–	case 16:
662	–	case 24:
663	–	case 32:
664	–	color_class = TrueColor;
665	–	break;
666	–	default:
667	–	ErrorAlert(GetString(STR_UNSUPP_DEPTH_ERR));
668	–	return false;
669	–	}
670	–	if (!XMatchVisualInfo(x_display, screen, xdepth, color_class, &visualInfo)) {
671	–	ErrorAlert(GetString(STR_NO_XVISUAL_ERR));
672	–	return false;
673	–	}
674	–	if (visualInfo.depth != xdepth) {
675	–	ErrorAlert(GetString(STR_NO_XVISUAL_ERR));
676	–	return false;
677	–	}
678	–	vis = visualInfo.visual;
679	–
1464		// Mac screen depth follows X depth (for now)
1465	<	depth = xdepth;
1466	<
1467	<	// Create color maps for 8 bit mode
1468	<	if (depth == 8) {
1469	<	cmap[0] = XCreateColormap(x_display, rootwin, vis, AllocAll);
1470	<	cmap[1] = XCreateColormap(x_display, rootwin, vis, AllocAll);
1471	<	XInstallColormap(x_display, cmap[0]);
1472	<	XInstallColormap(x_display, cmap[1]);
1465	>	int default_mode = APPLE_8_BIT;
1466	>	switch (DefaultDepth(x_display, screen)) {
1467	>	case 1:
1468	>	default_mode = APPLE_1_BIT;
1469	>	break;
1470	>	case 8:
1471	>	default_mode = APPLE_8_BIT;
1472	>	break;
1473	>	case 15: case 16:
1474	>	default_mode = APPLE_16_BIT;
1475	>	break;
1476	>	case 24: case 32:
1477	>	default_mode = APPLE_32_BIT;
1478	>	break;
1479	>	}
1480	>
1481	>	// Get screen mode from preferences
1482	>	const char *mode_str = PrefsFindString("screen");
1483	>	int default_width = 640, default_height = 480;
1484	>	if (mode_str) {
1485	>	display_type = DIS_INVALID;
1486	>	if (sscanf(mode_str, "win/%d/%d", &default_width, &default_height) == 2)
1487	>	display_type = DIS_WINDOW;
1488	>	#ifdef ENABLE_XF86_DGA
1489	>	else if (has_dga && sscanf(mode_str, "dga/%d/%d", &default_width, &default_height) == 2)
1490	>	display_type = DIS_SCREEN;
1491	>	#endif
1492	>	#ifdef ENABLE_FBDEV_DGA
1493	>	else if (has_fbdev_dga && sscanf(mode_str, "fbdev/%d/%d", &default_width, &default_height) == 2) {
1494	>	is_fbdev_dga_mode = true;
1495	>	display_type = DIS_SCREEN;
1496	>	}
1497	>	#endif
1498	>	if (display_type == DIS_INVALID) {
1499	>	D(bug("Invalid screen mode specified, defaulting to old modes selection\n"));
1500	>	mode_str = NULL;
1501	>	}
1502	>	else {
1503	>	if (default_width <= 0)
1504	>	default_width = DisplayWidth(x_display, screen);
1505	>	else if (default_width > DisplayWidth(x_display, screen))
1506	>	default_width = DisplayWidth(x_display, screen);
1507	>	if (default_height <= 0)
1508	>	default_height = DisplayHeight(x_display, screen);
1509	>	else if (default_height > DisplayHeight(x_display, screen))
1510	>	default_height = DisplayHeight(x_display, screen);
1511	>	}
1512		}
1513
1514		// Construct video mode table
692	–	int mode = APPLE_8_BIT;
693	–	int bpr_mult = 8;
694	–	switch (depth) {
695	–	case 1:
696	–	mode = APPLE_1_BIT;
697	–	bpr_mult = 1;
698	–	break;
699	–	case 8:
700	–	mode = APPLE_8_BIT;
701	–	bpr_mult = 8;
702	–	break;
703	–	case 15:
704	–	case 16:
705	–	mode = APPLE_16_BIT;
706	–	bpr_mult = 16;
707	–	break;
708	–	case 24:
709	–	case 32:
710	–	mode = APPLE_32_BIT;
711	–	bpr_mult = 32;
712	–	break;
713	–	}
714	–
1515		uint32 window_modes = PrefsFindInt32("windowmodes");
1516		uint32 screen_modes = PrefsFindInt32("screenmodes");
1517		if (!has_dga)
1518		screen_modes = 0;
1519	<	if (window_modes == 0 && screen_modes == 0)
1519	>	if (mode_str)
1520	>	window_modes = screen_modes = 0;
1521	>	else if (window_modes == 0 && screen_modes == 0)
1522		window_modes \|= 3; // Allow at least 640x480 and 800x600 window modes
1523
1524		VideoInfo *p = VModes;
1525	<	add_mode(p, window_modes, 1, mode, APPLE_W_640x480, DIS_WINDOW);
1526	<	add_mode(p, window_modes, 2, mode, APPLE_W_800x600, DIS_WINDOW);
1527	<	if (has_vidmode) {
1525	>	if (mode_str) {
1526	>	if (display_type == DIS_WINDOW) {
1527	>	for (unsigned int d = APPLE_1_BIT; d <= APPLE_32_BIT; d++) {
1528	>	if (find_visual_for_depth(d)) {
1529	>	if (default_width > 640 && default_height > 480)
1530	>	add_mode(p, 3, 1, d, APPLE_W_640x480, DIS_WINDOW);
1531	>	if (default_width > 800 && default_height > 600)
1532	>	add_mode(p, 3, 2, d, APPLE_W_800x600, DIS_WINDOW);
1533	>	add_custom_mode(p, display_type, default_width, default_height, d, APPLE_CUSTOM);
1534	>	}
1535	>	}
1536	>	#ifdef ENABLE_VOSF
1537	>	} else if (display_type == DIS_SCREEN && is_fbdev_dga_mode) {
1538	>	for (unsigned int d = APPLE_1_BIT; d <= default_mode; d++)
1539	>	if (find_visual_for_depth(d))
1540	>	add_custom_mode(p, display_type, default_width, default_height, d, APPLE_CUSTOM);
1541	>	#endif
1542	>	} else
1543	>	add_custom_mode(p, display_type, default_width, default_height, default_mode, APPLE_CUSTOM);
1544	>
1545	>	// Add extra VidMode capable modes
1546	>	if (display_type == DIS_SCREEN) {
1547	>	struct {
1548	>	int w;
1549	>	int h;
1550	>	int apple_id;
1551	>	}
1552	>	video_modes[] = {
1553	>	{ 640, 480, APPLE_640x480 },
1554	>	{ 800, 600, APPLE_800x600 },
1555	>	{ 1024, 768, APPLE_1024x768 },
1556	>	{ 1152, 768, APPLE_1152x768 },
1557	>	{ 1152, 900, APPLE_1152x900 },
1558	>	{ 1280, 1024, APPLE_1280x1024 },
1559	>	{ 1600, 1200, APPLE_1600x1200 },
1560	>	{ 0, }
1561	>	};
1562	>
1563	>	for (int i = 0; video_modes[i].w != 0; i++) {
1564	>	const int w = video_modes[i].w;
1565	>	const int h = video_modes[i].h;
1566	>	if (w >= default_width \|\| h >= default_height)
1567	>	continue;
1568	>	if (has_mode(w, h)) {
1569	>	#ifdef ENABLE_VOSF
1570	>	if (is_fbdev_dga_mode) {
1571	>	for (unsigned int d = APPLE_1_BIT; d <= default_mode; d++)
1572	>	if (find_visual_for_depth(d))
1573	>	add_custom_mode(p, display_type, w, h, d, video_modes[i].apple_id);
1574	>	} else
1575	>	#endif
1576	>	add_custom_mode(p, display_type, w, h, default_mode, video_modes[i].apple_id);
1577	>	}
1578	>	}
1579	>	}
1580	>	} else if (window_modes) {
1581	>	for (unsigned int d = APPLE_1_BIT; d <= APPLE_32_BIT; d++)
1582	>	if (find_visual_for_depth(d))
1583	>	add_window_modes(p, window_modes, d);
1584	>	} else if (has_vidmode) {
1585		if (has_mode(640, 480))
1586	<	add_mode(p, screen_modes, 1, mode, APPLE_640x480, DIS_SCREEN);
1586	>	add_mode(p, screen_modes, 1, default_mode, APPLE_640x480, DIS_SCREEN);
1587		if (has_mode(800, 600))
1588	<	add_mode(p, screen_modes, 2, mode, APPLE_800x600, DIS_SCREEN);
1588	>	add_mode(p, screen_modes, 2, default_mode, APPLE_800x600, DIS_SCREEN);
1589		if (has_mode(1024, 768))
1590	<	add_mode(p, screen_modes, 4, mode, APPLE_1024x768, DIS_SCREEN);
1590	>	add_mode(p, screen_modes, 4, default_mode, APPLE_1024x768, DIS_SCREEN);
1591	>	if (has_mode(1152, 768))
1592	>	add_mode(p, screen_modes, 64, default_mode, APPLE_1152x768, DIS_SCREEN);
1593		if (has_mode(1152, 900))
1594	<	add_mode(p, screen_modes, 8, mode, APPLE_1152x900, DIS_SCREEN);
1594	>	add_mode(p, screen_modes, 8, default_mode, APPLE_1152x900, DIS_SCREEN);
1595		if (has_mode(1280, 1024))
1596	<	add_mode(p, screen_modes, 16, mode, APPLE_1280x1024, DIS_SCREEN);
1596	>	add_mode(p, screen_modes, 16, default_mode, APPLE_1280x1024, DIS_SCREEN);
1597		if (has_mode(1600, 1200))
1598	<	add_mode(p, screen_modes, 32, mode, APPLE_1600x1200, DIS_SCREEN);
1598	>	add_mode(p, screen_modes, 32, default_mode, APPLE_1600x1200, DIS_SCREEN);
1599		} else if (screen_modes) {
1600		int xsize = DisplayWidth(x_display, screen);
1601		int ysize = DisplayHeight(x_display, screen);
1602	<	int apple_id;
742	<	if (xsize < 800)
743	<	apple_id = APPLE_640x480;
744	<	else if (xsize < 1024)
745	<	apple_id = APPLE_800x600;
746	<	else if (xsize < 1152)
747	<	apple_id = APPLE_1024x768;
748	<	else if (xsize < 1280)
749	<	apple_id = APPLE_1152x900;
750	<	else if (xsize < 1600)
751	<	apple_id = APPLE_1280x1024;
752	<	else
753	<	apple_id = APPLE_1600x1200;
1602	>	int apple_id = find_apple_resolution(xsize, ysize);
1603		p->viType = DIS_SCREEN;
1604		p->viRowBytes = 0;
1605		p->viXsize = xsize;
1606		p->viYsize = ysize;
1607	<	p->viAppleMode = mode;
1607	>	p->viAppleMode = default_mode;
1608		p->viAppleID = apple_id;
1609		p++;
1610		}
#	Line 765 \| Line 1614 \| bool VideoInit(void)
1614		p->viAppleMode = 0;
1615		p->viAppleID = 0;
1616
1617	<	#ifdef ENABLE_XF86_DGA
1617	>	// Find default mode (window 640x480)
1618	>	cur_mode = -1;
1619		if (has_dga && screen_modes) {
1620	<	int v_bank, v_size;
1621	<	XF86DGAGetVideo(x_display, screen, &dga_screen_base, &dga_fb_width, &v_bank, &v_size);
1622	<	D(bug("DGA screen_base %p, v_width %d\n", dga_screen_base, dga_fb_width));
1620	>	int screen_width = DisplayWidth(x_display, screen);
1621	>	int screen_height = DisplayHeight(x_display, screen);
1622	>	int apple_id = find_apple_resolution(screen_width, screen_height);
1623	>	if (apple_id != -1)
1624	>	cur_mode = find_mode(default_mode, apple_id, DIS_SCREEN);
1625	>	} else if (has_dga && mode_str)
1626	>	cur_mode = find_mode(default_mode, APPLE_CUSTOM, DIS_SCREEN);
1627	>
1628	>	if (cur_mode == -1) {
1629	>	// pick up first windowed mode available
1630	>	for (VideoInfo *p = VModes; p->viType != DIS_INVALID; p++) {
1631	>	if (p->viType == DIS_WINDOW && p->viAppleMode == default_mode) {
1632	>	cur_mode = p - VModes;
1633	>	break;
1634	>	}
1635	>	}
1636	>	}
1637	>	assert(cur_mode != -1);
1638	>
1639	>	#if DEBUG
1640	>	D(bug("Available video modes:\n"));
1641	>	for (p = VModes; p->viType != DIS_INVALID; p++) {
1642	>	int bits = depth_of_video_mode(p->viAppleMode);
1643	>	D(bug(" %dx%d (ID %02x), %d colors\n", p->viXsize, p->viYsize, p->viAppleID, 1 << bits));
1644		}
1645		#endif
1646
1647		// Open window/screen
1648	<	if (!open_display())
1648	>	if (!open_display()) {
1649	>	ErrorAlert(GetString(STR_OPEN_WINDOW_ERR));
1650		return false;
1651	+	}
1652
1653		#if 0
1654		// Ignore errors from now on
1655		XSetErrorHandler(ignore_errors);
1656		#endif
1657
1658	+	// Lock down frame buffer
1659	+	XSync(x_display, false);
1660	+	LOCK_FRAME_BUFFER;
1661	+
1662		// Start periodic thread
1663		XSync(x_display, false);
1664	<	redraw_thread_active = (pthread_create(&redraw_thread, NULL, redraw_func, NULL) == 0);
1664	>	Set_pthread_attr(&redraw_thread_attr, 0);
1665	>	redraw_thread_cancel = false;
1666	>	redraw_thread_active = (pthread_create(&redraw_thread, &redraw_thread_attr, redraw_func, NULL) == 0);
1667		D(bug("Redraw thread installed (%ld)\n", redraw_thread));
1668		return true;
1669		}
#	Line 798 \| Line 1677 \| void VideoExit(void)
1677		{
1678		// Stop redraw thread
1679		if (redraw_thread_active) {
1680	+	redraw_thread_cancel = true;
1681		pthread_cancel(redraw_thread);
1682		pthread_join(redraw_thread, NULL);
1683		redraw_thread_active = false;
1684		}
1685
1686	+	// Unlock frame buffer
1687	+	UNLOCK_FRAME_BUFFER;
1688	+	XSync(x_display, false);
1689	+	D(bug(" frame buffer unlocked\n"));
1690	+
1691		#ifdef ENABLE_VOSF
1692		if (use_vosf) {
1693		// Deinitialize VOSF
#	Line 816 \| Line 1701 \| void VideoExit(void)
1701		close_display();
1702		XFlush(x_display);
1703		XSync(x_display, false);
819	–	if (depth == 8) {
820	–	XFreeColormap(x_display, cmap[0]);
821	–	XFreeColormap(x_display, cmap[1]);
822	–	}
1704		}
1705	+
1706	+	#ifdef ENABLE_FBDEV_DGA
1707	+	// Close framebuffer device
1708	+	if (fb_dev_fd >= 0) {
1709	+	close(fb_dev_fd);
1710	+	fb_dev_fd = -1;
1711	+	}
1712	+	#endif
1713		}
1714
1715
#	Line 828 \| Line 1717 \| void VideoExit(void)
1717		* Suspend/resume emulator
1718		*/
1719
831	–	extern void PauseEmulator(void);
832	–	extern void ResumeEmulator(void);
833	–
1720		static void suspend_emul(void)
1721		{
1722		if (display_type == DIS_SCREEN) {
#	Line 838 \| Line 1724 \| static void suspend_emul(void)
1724		ADBKeyUp(0x36);
1725		ctrl_down = false;
1726
1727	<	// Pause MacOS thread
1728	<	PauseEmulator();
843	<	emul_suspended = true;
1727	>	// Lock frame buffer (this will stop the MacOS thread)
1728	>	LOCK_FRAME_BUFFER;
1729
1730		// Save frame buffer
1731		fb_save = malloc(VModes[cur_mode].viYsize * VModes[cur_mode].viRowBytes);
1732		if (fb_save)
1733	<	memcpy(fb_save, (void )screen_base, VModes[cur_mode].viYsize VModes[cur_mode].viRowBytes);
1733	>	Mac2Host_memcpy(fb_save, screen_base, VModes[cur_mode].viYsize * VModes[cur_mode].viRowBytes);
1734
1735		// Close full screen display
1736	+	#if defined(ENABLE_XF86_DGA) \|\| defined(ENABLE_FBDEV_DGA)
1737		#ifdef ENABLE_XF86_DGA
1738	<	XF86DGADirectVideo(x_display, screen, 0);
1738	>	if (!is_fbdev_dga_mode)
1739	>	XF86DGADirectVideo(x_display, screen, 0);
1740	>	#endif
1741		XUngrabPointer(x_display, CurrentTime);
1742		XUngrabKeyboard(x_display, CurrentTime);
1743		#endif
1744	+	restore_mouse_accel();
1745	+	XUnmapWindow(x_display, the_win);
1746	+	wait_unmapped(the_win);
1747		XSync(x_display, false);
1748
1749		// Open "suspend" window
1750		XSetWindowAttributes wattr;
1751		wattr.event_mask = KeyPressMask;
1752	<	wattr.background_pixel = black_pixel;
862	<	wattr.border_pixel = black_pixel;
1752	>	wattr.background_pixel = (vis == DefaultVisual(x_display, screen) ? black_pixel : 0);
1753		wattr.backing_store = Always;
1754	<	wattr.backing_planes = xdepth;
1755	<	wattr.colormap = DefaultColormap(x_display, screen);
866	<	XSync(x_display, false);
1754	>	wattr.colormap = (depth == 1 ? DefaultColormap(x_display, screen) : cmap[0]);
1755	>
1756		suspend_win = XCreateWindow(x_display, rootwin, 0, 0, 512, 1, 0, xdepth,
1757	<	InputOutput, vis, CWEventMask \| CWBackPixel \| CWBorderPixel \|
1758	<	CWBackingStore \| CWBackingPlanes \| (xdepth == 8 ? CWColormap : 0), &wattr);
1759	<	XSync(x_display, false);
1760	<	XStoreName(x_display, suspend_win, GetString(STR_SUSPEND_WINDOW_TITLE));
1761	<	XMapRaised(x_display, suspend_win);
873	<	XSync(x_display, false);
1757	>	InputOutput, vis, CWEventMask \| CWBackPixel \| CWBackingStore \| CWColormap, &wattr);
1758	>	set_window_name(suspend_win, STR_SUSPEND_WINDOW_TITLE);
1759	>	set_window_focus(suspend_win);
1760	>	XMapWindow(x_display, suspend_win);
1761	>	emul_suspended = true;
1762		}
1763		}
1764
#	Line 881 \| Line 1769 \| static void resume_emul(void)
1769		XSync(x_display, false);
1770
1771		// Reopen full screen display
1772	<	XGrabKeyboard(x_display, rootwin, 1, GrabModeAsync, GrabModeAsync, CurrentTime);
1773	<	XGrabPointer(x_display, rootwin, 1, PointerMotionMask \| ButtonPressMask \| ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
1774	<	XF86DGADirectVideo(x_display, screen, XF86DGADirectGraphics \| XF86DGADirectKeyb \| XF86DGADirectMouse);
1775	<	XF86DGASetViewPort(x_display, screen, 0, 0);
1772	>	XMapRaised(x_display, the_win);
1773	>	wait_mapped(the_win);
1774	>	XWarpPointer(x_display, None, rootwin, 0, 0, 0, 0, 0, 0);
1775	>	Window w = is_fbdev_dga_mode ? the_win : rootwin;
1776	>	XGrabKeyboard(x_display, w, True, GrabModeAsync, GrabModeAsync, CurrentTime);
1777	>	XGrabPointer(x_display, w, True, PointerMotionMask \| ButtonPressMask \| ButtonReleaseMask, GrabModeAsync, GrabModeAsync, is_fbdev_dga_mode ? w : None, None, CurrentTime);
1778	>	disable_mouse_accel();
1779	>	#ifdef ENABLE_XF86_DGA
1780	>	if (!is_fbdev_dga_mode) {
1781	>	XF86DGADirectVideo(x_display, screen, XF86DGADirectGraphics \| XF86DGADirectKeyb \| XF86DGADirectMouse);
1782	>	XF86DGASetViewPort(x_display, screen, 0, 0);
1783	>	}
1784	>	#endif
1785		XSync(x_display, false);
1786
1787		// the_buffer already contains the data to restore. i.e. since a temporary
#	Line 894 \| Line 1791 \| static void resume_emul(void)
1791		if (use_vosf) {
1792		LOCK_VOSF;
1793		PFLAG_SET_ALL;
897	–	UNLOCK_VOSF;
1794		memset(the_buffer_copy, 0, VModes[cur_mode].viRowBytes * VModes[cur_mode].viYsize);
1795	+	UNLOCK_VOSF;
1796		}
1797		#endif
1798
#	Line 905 \| Line 1802 \| static void resume_emul(void)
1802		// Don't copy fb_save to the temporary frame buffer in VOSF mode
1803		if (!use_vosf)
1804		#endif
1805	<	memcpy((void )screen_base, fb_save, VModes[cur_mode].viYsize VModes[cur_mode].viRowBytes);
1805	>	Host2Mac_memcpy(screen_base, fb_save, VModes[cur_mode].viYsize * VModes[cur_mode].viRowBytes);
1806		free(fb_save);
1807		fb_save = NULL;
1808		}
912	–	if (depth == 8)
913	–	palette_changed = true;
1809
1810	<	// Resume MacOS thread
1810	>	// Unlock frame buffer (and continue MacOS thread)
1811	>	UNLOCK_FRAME_BUFFER;
1812		emul_suspended = false;
917	–	ResumeEmulator();
1813		}
1814
1815
#	Line 1078 \| Line 1973 \| static int kc_decode(KeySym ks)
1973		return -1;
1974		}
1975
1976	<	static int event2keycode(XKeyEvent *ev)
1976	>	static int event2keycode(XKeyEvent &ev, bool key_down)
1977		{
1978		KeySym ks;
1084	–	int as;
1979		int i = 0;
1980
1981		do {
1982	<	ks = XLookupKeysym(ev, i++);
1983	<	as = kc_decode(ks);
1984	<	if (as != -1)
1982	>	ks = XLookupKeysym(&ev, i++);
1983	>	int as = kc_decode(ks);
1984	>	if (as >= 0)
1985	>	return as;
1986	>	if (as == -2)
1987		return as;
1988		} while (ks != NoSymbol);
1989
#	Line 1100 \| Line 1996 \| static void handle_events(void)
1996		for (;;) {
1997		XEvent event;
1998
1999	<	if (!XCheckMaskEvent(x_display, eventmask, &event))
1999	>	XDisplayLock();
2000	>	if (!XCheckMaskEvent(x_display, eventmask, &event)) {
2001	>	// Handle clipboard events
2002	>	if (XCheckTypedEvent(x_display, SelectionRequest, &event))
2003	>	ClipboardSelectionRequest(&event.xselectionrequest);
2004	>	else if (XCheckTypedEvent(x_display, SelectionClear, &event))
2005	>	ClipboardSelectionClear(&event.xselectionclear);
2006	>
2007	>	// Window "close" widget clicked
2008	>	else if (XCheckTypedEvent(x_display, ClientMessage, &event)) {
2009	>	if (event.xclient.format == 32 && event.xclient.data.l[0] == WM_DELETE_WINDOW) {
2010	>	ADBKeyDown(0x7f); // Power key
2011	>	ADBKeyUp(0x7f);
2012	>	}
2013	>	}
2014	>
2015	>	XDisplayUnlock();
2016		break;
2017	+	}
2018	+	XDisplayUnlock();
2019
2020		switch (event.type) {
2021		// Mouse button
#	Line 1109 \| Line 2023 \| static void handle_events(void)
2023		unsigned int button = ((XButtonEvent *)&event)->button;
2024		if (button < 4)
2025		ADBMouseDown(button - 1);
2026	+	else if (button < 6) { // Wheel mouse
2027	+	if (mouse_wheel_mode == 0) {
2028	+	int key = (button == 5) ? 0x79 : 0x74; // Page up/down
2029	+	ADBKeyDown(key);
2030	+	ADBKeyUp(key);
2031	+	} else {
2032	+	int key = (button == 5) ? 0x3d : 0x3e; // Cursor up/down
2033	+	for(int i=0; i<mouse_wheel_lines; i++) {
2034	+	ADBKeyDown(key);
2035	+	ADBKeyUp(key);
2036	+	}
2037	+	}
2038	+	}
2039		break;
2040		}
2041		case ButtonRelease: {
#	Line 1118 \| Line 2045 \| static void handle_events(void)
2045		break;
2046		}
2047
2048	<	// Mouse moved
2048	>	// Mouse entered window
2049		case EnterNotify:
2050	<	ADBMouseMoved(((XMotionEvent )&event)->x, ((XMotionEvent )&event)->y);
2050	>	if (event.xcrossing.mode != NotifyGrab && event.xcrossing.mode != NotifyUngrab)
2051	>	ADBMouseMoved(event.xmotion.x, event.xmotion.y);
2052		break;
2053	+
2054	+	// Mouse moved
2055		case MotionNotify:
2056	<	ADBMouseMoved(((XMotionEvent )&event)->x, ((XMotionEvent )&event)->y);
2056	>	ADBMouseMoved(event.xmotion.x, event.xmotion.y);
2057		break;
2058
2059		// Keyboard
2060		case KeyPress: {
2061	<	int code;
2062	<	if ((code = event2keycode((XKeyEvent *)&event)) != -1) {
2061	>	int code = -1;
2062	>	if (use_keycodes) {
2063	>	if (event2keycode(event.xkey, true) != -2) // This is called to process the hotkeys
2064	>	code = keycode_table[event.xkey.keycode & 0xff];
2065	>	} else
2066	>	code = event2keycode(event.xkey, true);
2067	>	if (code >= 0) {
2068		if (!emul_suspended) {
2069	<	ADBKeyDown(code);
2069	>	if (code == 0x39) { // Caps Lock pressed
2070	>	if (caps_on) {
2071	>	ADBKeyUp(code);
2072	>	caps_on = false;
2073	>	} else {
2074	>	ADBKeyDown(code);
2075	>	caps_on = true;
2076	>	}
2077	>	} else
2078	>	ADBKeyDown(code);
2079		if (code == 0x36)
2080		ctrl_down = true;
2081		} else {
#	Line 1142 \| Line 2086 \| static void handle_events(void)
2086		break;
2087		}
2088		case KeyRelease: {
2089	<	int code;
2090	<	if ((code = event2keycode((XKeyEvent *)&event)) != -1) {
2089	>	int code = -1;
2090	>	if (use_keycodes) {
2091	>	if (event2keycode(event.xkey, false) != -2) // This is called to process the hotkeys
2092	>	code = keycode_table[event.xkey.keycode & 0xff];
2093	>	} else
2094	>	code = event2keycode(event.xkey, false);
2095	>	if (code >= 0 && code != 0x39) { // Don't propagate Caps Lock releases
2096		ADBKeyUp(code);
2097		if (code == 0x36)
2098		ctrl_down = false;
#	Line 1157 \| Line 2106 \| static void handle_events(void)
2106		if (use_vosf) { // VOSF refresh
2107		LOCK_VOSF;
2108		PFLAG_SET_ALL;
2109	+	memset(the_buffer_copy, 0, VModes[cur_mode].viRowBytes * VModes[cur_mode].viYsize);
2110		UNLOCK_VOSF;
2111		}
2112	+	else
2113		#endif
2114	<	memset(the_buffer_copy, 0, VModes[cur_mode].viRowBytes * VModes[cur_mode].viYsize);
2114	>	memset(the_buffer_copy, 0, VModes[cur_mode].viRowBytes * VModes[cur_mode].viYsize);
2115		break;
2116		}
2117		}
#	Line 1176 \| Line 2127 \| void VideoVBL(void)
2127		if (emerg_quit)
2128		QuitEmulator();
2129
2130	+	// Temporarily give up frame buffer lock (this is the point where
2131	+	// we are suspended when the user presses Ctrl-Tab)
2132	+	UNLOCK_FRAME_BUFFER;
2133	+	LOCK_FRAME_BUFFER;
2134	+
2135		// Execute video VBL
2136		if (private_data != NULL && private_data->interruptsEnabled)
2137		VSLDoInterruptService(private_data->vslServiceID);
#	Line 1183 \| Line 2139 \| void VideoVBL(void)
2139
2140
2141		/*
1186	–	* Install graphics acceleration
1187	–	*/
1188	–
1189	–	#if 0
1190	–	// Rectangle blitting
1191	–	static void accl_bitblt(accl_params *p)
1192	–	{
1193	–	D(bug("accl_bitblt\n"));
1194	–
1195	–	// Get blitting parameters
1196	–	int16 src_X = p->src_rect[1] - p->src_bounds[1];
1197	–	int16 src_Y = p->src_rect[0] - p->src_bounds[0];
1198	–	int16 dest_X = p->dest_rect[1] - p->dest_bounds[1];
1199	–	int16 dest_Y = p->dest_rect[0] - p->dest_bounds[0];
1200	–	int16 width = p->dest_rect[3] - p->dest_rect[1] - 1;
1201	–	int16 height = p->dest_rect[2] - p->dest_rect[0] - 1;
1202	–	D(bug(" src X %d, src Y %d, dest X %d, dest Y %d\n", src_X, src_Y, dest_X, dest_Y));
1203	–	D(bug(" width %d, height %d\n", width, height));
1204	–
1205	–	// And perform the blit
1206	–	bitblt_hook(src_X, src_Y, dest_X, dest_Y, width, height);
1207	–	}
1208	–
1209	–	static bool accl_bitblt_hook(accl_params *p)
1210	–	{
1211	–	D(bug("accl_draw_hook %p\n", p));
1212	–
1213	–	// Check if we can accelerate this bitblt
1214	–	if (p->src_base_addr == screen_base && p->dest_base_addr == screen_base &&
1215	–	display_type == DIS_SCREEN && bitblt_hook != NULL &&
1216	–	((uint32 )p)[0x18 >> 2] + ((uint32 )p)[0x128 >> 2] == 0 &&
1217	–	((uint32 *)p)[0x130 >> 2] == 0 &&
1218	–	p->transfer_mode == 0 &&
1219	–	p->src_row_bytes > 0 && ((uint32 *)p)[0x15c >> 2] > 0) {
1220	–
1221	–	// Yes, set function pointer
1222	–	p->draw_proc = accl_bitblt;
1223	–	return true;
1224	–	}
1225	–	return false;
1226	–	}
1227	–
1228	–	// Rectangle filling/inversion
1229	–	static void accl_fillrect8(accl_params *p)
1230	–	{
1231	–	D(bug("accl_fillrect8\n"));
1232	–
1233	–	// Get filling parameters
1234	–	int16 dest_X = p->dest_rect[1] - p->dest_bounds[1];
1235	–	int16 dest_Y = p->dest_rect[0] - p->dest_bounds[0];
1236	–	int16 dest_X_max = p->dest_rect[3] - p->dest_bounds[1] - 1;
1237	–	int16 dest_Y_max = p->dest_rect[2] - p->dest_bounds[0] - 1;
1238	–	uint8 color = p->pen_mode == 8 ? p->fore_pen : p->back_pen;
1239	–	D(bug(" dest X %d, dest Y %d\n", dest_X, dest_Y));
1240	–	D(bug(" dest X max %d, dest Y max %d\n", dest_X_max, dest_Y_max));
1241	–
1242	–	// And perform the fill
1243	–	fillrect8_hook(dest_X, dest_Y, dest_X_max, dest_Y_max, color);
1244	–	}
1245	–
1246	–	static void accl_fillrect32(accl_params *p)
1247	–	{
1248	–	D(bug("accl_fillrect32\n"));
1249	–
1250	–	// Get filling parameters
1251	–	int16 dest_X = p->dest_rect[1] - p->dest_bounds[1];
1252	–	int16 dest_Y = p->dest_rect[0] - p->dest_bounds[0];
1253	–	int16 dest_X_max = p->dest_rect[3] - p->dest_bounds[1] - 1;
1254	–	int16 dest_Y_max = p->dest_rect[2] - p->dest_bounds[0] - 1;
1255	–	uint32 color = p->pen_mode == 8 ? p->fore_pen : p->back_pen;
1256	–	D(bug(" dest X %d, dest Y %d\n", dest_X, dest_Y));
1257	–	D(bug(" dest X max %d, dest Y max %d\n", dest_X_max, dest_Y_max));
1258	–
1259	–	// And perform the fill
1260	–	fillrect32_hook(dest_X, dest_Y, dest_X_max, dest_Y_max, color);
1261	–	}
1262	–
1263	–	static void accl_invrect(accl_params *p)
1264	–	{
1265	–	D(bug("accl_invrect\n"));
1266	–
1267	–	// Get inversion parameters
1268	–	int16 dest_X = p->dest_rect[1] - p->dest_bounds[1];
1269	–	int16 dest_Y = p->dest_rect[0] - p->dest_bounds[0];
1270	–	int16 dest_X_max = p->dest_rect[3] - p->dest_bounds[1] - 1;
1271	–	int16 dest_Y_max = p->dest_rect[2] - p->dest_bounds[0] - 1;
1272	–	D(bug(" dest X %d, dest Y %d\n", dest_X, dest_Y));
1273	–	D(bug(" dest X max %d, dest Y max %d\n", dest_X_max, dest_Y_max));
1274	–
1275	–	//!!?? pen_mode == 14
1276	–
1277	–	// And perform the inversion
1278	–	invrect_hook(dest_X, dest_Y, dest_X_max, dest_Y_max);
1279	–	}
1280	–
1281	–	static bool accl_fillrect_hook(accl_params *p)
1282	–	{
1283	–	D(bug("accl_fillrect_hook %p\n", p));
1284	–
1285	–	// Check if we can accelerate this fillrect
1286	–	if (p->dest_base_addr == screen_base && ((uint32 *)p)[0x284 >> 2] != 0 && display_type == DIS_SCREEN) {
1287	–	if (p->transfer_mode == 8) {
1288	–	// Fill
1289	–	if (p->dest_pixel_size == 8 && fillrect8_hook != NULL) {
1290	–	p->draw_proc = accl_fillrect8;
1291	–	return true;
1292	–	} else if (p->dest_pixel_size == 32 && fillrect32_hook != NULL) {
1293	–	p->draw_proc = accl_fillrect32;
1294	–	return true;
1295	–	}
1296	–	} else if (p->transfer_mode == 10 && invrect_hook != NULL) {
1297	–	// Invert
1298	–	p->draw_proc = accl_invrect;
1299	–	return true;
1300	–	}
1301	–	}
1302	–	return false;
1303	–	}
1304	–
1305	–	// Wait for graphics operation to finish
1306	–	static bool accl_sync_hook(void *arg)
1307	–	{
1308	–	D(bug("accl_sync_hook %p\n", arg));
1309	–	if (sync_hook != NULL)
1310	–	sync_hook();
1311	–	return true;
1312	–	}
1313	–
1314	–	static struct accl_hook_info bitblt_hook_info = {accl_bitblt_hook, accl_sync_hook, ACCL_BITBLT};
1315	–	static struct accl_hook_info fillrect_hook_info = {accl_fillrect_hook, accl_sync_hook, ACCL_FILLRECT};
1316	–	#endif
1317	–
1318	–	void VideoInstallAccel(void)
1319	–	{
1320	–	// Install acceleration hooks
1321	–	if (PrefsFindBool("gfxaccel")) {
1322	–	D(bug("Video: Installing acceleration hooks\n"));
1323	–	//!! NQDMisc(6, &bitblt_hook_info);
1324	–	// NQDMisc(6, &fillrect_hook_info);
1325	–	}
1326	–	}
1327	–
1328	–
1329	–	/*
2142		* Change video mode
2143		*/
2144
#	Line 1384 \| Line 2196 \| *int16 video_mode_change(VidLocals csSav**
2196
2197		void video_set_palette(void)
2198		{
2199	+	LOCK_PALETTE;
2200	+
2201	+	// Convert colors to XColor array
2202	+	int mode = get_current_mode();
2203	+	int num_in = palette_size(mode);
2204	+	int num_out = 256;
2205	+	bool stretch = false;
2206	+	if (IsDirectMode(mode)) {
2207	+	// If X is in 565 mode we have to stretch the gamma table from 32 to 64 entries
2208	+	num_out = vis->map_entries;
2209	+	stretch = true;
2210	+	}
2211	+	XColor *p = x_palette;
2212	+	for (int i=0; i<num_out; i++) {
2213	+	int c = (stretch ? (i * num_in) / num_out : i);
2214	+	p->red = mac_pal[c].red * 0x0101;
2215	+	p->green = mac_pal[c].green * 0x0101;
2216	+	p->blue = mac_pal[c].blue * 0x0101;
2217	+	p++;
2218	+	}
2219	+
2220	+	#ifdef ENABLE_VOSF
2221	+	// Recalculate pixel color expansion map
2222	+	if (!IsDirectMode(mode) && xdepth > 8) {
2223	+	for (int i=0; i<256; i++) {
2224	+	int c = i & (num_in-1); // If there are less than 256 colors, we repeat the first entries (this makes color expansion easier)
2225	+	ExpandMap[i] = map_rgb(mac_pal[c].red, mac_pal[c].green, mac_pal[c].blue);
2226	+	}
2227	+
2228	+	// We have to redraw everything because the interpretation of pixel values changed
2229	+	LOCK_VOSF;
2230	+	PFLAG_SET_ALL;
2231	+	if (display_type == DIS_SCREEN)
2232	+	PFLAG_SET_VERY_DIRTY;
2233	+	UNLOCK_VOSF;
2234	+	}
2235	+	#endif
2236	+
2237	+	// Tell redraw thread to change palette
2238		palette_changed = true;
2239	+
2240	+	UNLOCK_PALETTE;
2241	+	}
2242	+
2243	+
2244	+	/*
2245	+	* Can we set the MacOS cursor image into the window?
2246	+	*/
2247	+
2248	+	bool video_can_change_cursor(void)
2249	+	{
2250	+	return hw_mac_cursor_accl && (display_type != DIS_SCREEN);
2251		}
2252
2253
#	Line 1511 \| Line 2374 \| static void update_display(void)
2374
2375		// Refresh display
2376		if (high && wide) {
2377	+	XDisplayLock();
2378		if (have_shm)
2379		XShmPutImage(x_display, the_win, the_gc, img, x1, y1, x1, y1, wide, high, 0);
2380		else
2381		XPutImage(x_display, the_win, the_gc, img, x1, y1, x1, y1, wide, high);
2382	+	XDisplayUnlock();
2383		}
2384		}
2385
2386	+	const int VIDEO_REFRESH_HZ = 60;
2387	+	const int VIDEO_REFRESH_DELAY = 1000000 / VIDEO_REFRESH_HZ;
2388	+
2389	+	static void handle_palette_changes(void)
2390	+	{
2391	+	LOCK_PALETTE;
2392	+
2393	+	if (palette_changed && !emul_suspended) {
2394	+	palette_changed = false;
2395	+
2396	+	int mode = get_current_mode();
2397	+	if (color_class == PseudoColor \|\| color_class == DirectColor) {
2398	+	int num = vis->map_entries;
2399	+	bool set_clut = true;
2400	+	if (!IsDirectMode(mode) && color_class == DirectColor) {
2401	+	if (display_type == DIS_WINDOW)
2402	+	set_clut = false; // Indexed mode on true color screen, don't set CLUT
2403	+	}
2404	+
2405	+	if (set_clut) {
2406	+	XDisplayLock();
2407	+	XStoreColors(x_display, cmap[0], x_palette, num);
2408	+	XStoreColors(x_display, cmap[1], x_palette, num);
2409	+	XSync(x_display, false);
2410	+	XDisplayUnlock();
2411	+	}
2412	+	}
2413	+
2414	+	#ifdef ENABLE_XF86_DGA
2415	+	if (display_type == DIS_SCREEN && !is_fbdev_dga_mode) {
2416	+	current_dga_cmap ^= 1;
2417	+	if (!IsDirectMode(mode) && cmap[current_dga_cmap])
2418	+	XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
2419	+	}
2420	+	#endif
2421	+	}
2422	+
2423	+	UNLOCK_PALETTE;
2424	+	}
2425	+
2426		static void redraw_func(void arg)
2427		{
2428	<	int tick_counter = 0;
1524	<	struct timespec req = {0, 16666667};
2428	>	int fd = ConnectionNumber(x_display);
2429
2430	<	for (;;) {
2430	>	uint64 start = GetTicks_usec();
2431	>	int64 ticks = 0;
2432	>	uint64 next = GetTicks_usec() + VIDEO_REFRESH_DELAY;
2433
2434	<	// Wait
1529	<	nanosleep(&req, NULL);
2434	>	while (!redraw_thread_cancel) {
2435
2436		// Pause if requested (during video mode switches)
2437		while (thread_stop_req)
2438		thread_stop_ack = true;
2439
2440	<	// Handle X11 events
2441	<	handle_events();
2440	>	int64 delay = next - GetTicks_usec();
2441	>	if (delay < -VIDEO_REFRESH_DELAY) {
2442	>
2443	>	// We are lagging far behind, so we reset the delay mechanism
2444	>	next = GetTicks_usec();
2445	>
2446	>	} else if (delay <= 0) {
2447	>
2448	>	// Delay expired, refresh display
2449	>	next += VIDEO_REFRESH_DELAY;
2450	>	ticks++;
2451	>
2452	>	// Handle X11 events
2453	>	handle_events();
2454
2455	<	// Quit DGA mode if requested
2456	<	if (quit_full_screen) {
2457	<	quit_full_screen = false;
2458	<	if (display_type == DIS_SCREEN) {
2455	>	// Quit DGA mode if requested
2456	>	if (quit_full_screen) {
2457	>	quit_full_screen = false;
2458	>	if (display_type == DIS_SCREEN) {
2459	>	XDisplayLock();
2460	>	#if defined(ENABLE_XF86_DGA) \|\| defined(ENABLE_FBDEV_DGA)
2461		#ifdef ENABLE_XF86_DGA
2462	<	XF86DGADirectVideo(x_display, screen, 0);
2463	<	XUngrabPointer(x_display, CurrentTime);
1545	<	XUngrabKeyboard(x_display, CurrentTime);
2462	>	if (!is_fbdev_dga_mode)
2463	>	XF86DGADirectVideo(x_display, screen, 0);
2464		#endif
2465	<	XSync(x_display, false);
2466	<	quit_full_screen_ack = true;
2467	<	return NULL;
2465	>	XUngrabPointer(x_display, CurrentTime);
2466	>	XUngrabKeyboard(x_display, CurrentTime);
2467	>	XUnmapWindow(x_display, the_win);
2468	>	wait_unmapped(the_win);
2469	>	XDestroyWindow(x_display, the_win);
2470	>	#endif
2471	>	XSync(x_display, false);
2472	>	XDisplayUnlock();
2473	>	quit_full_screen_ack = true;
2474	>	return NULL;
2475	>	}
2476		}
1551	–	}
2477
2478	<	// Refresh display and set cursor image in window mode
2479	<	if (display_type == DIS_WINDOW) {
2480	<	tick_counter++;
2481	<	if (tick_counter >= frame_skip) {
2482	<	tick_counter = 0;
2478	>	// Refresh display and set cursor image in window mode
2479	>	static int tick_counter = 0;
2480	>	if (display_type == DIS_WINDOW) {
2481	>	tick_counter++;
2482	>	if (tick_counter >= frame_skip) {
2483	>	tick_counter = 0;
2484
2485	<	// Update display
2485	>	// Update display
2486		#ifdef ENABLE_VOSF
2487	<	if (use_vosf) {
2488	<	if (mainBuffer.dirty) {
2489	<	LOCK_VOSF;
2490	<	update_display_window_vosf();
2491	<	UNLOCK_VOSF;
2492	<	XSync(x_display, false); // Let the server catch up
2487	>	if (use_vosf) {
2488	>	XDisplayLock();
2489	>	if (mainBuffer.dirty) {
2490	>	LOCK_VOSF;
2491	>	update_display_window_vosf();
2492	>	UNLOCK_VOSF;
2493	>	XSync(x_display, false); // Let the server catch up
2494	>	}
2495	>	XDisplayUnlock();
2496		}
2497	<	}
1569	<	else
2497	>	else
2498		#endif
2499	<	update_display();
2499	>	update_display();
2500
2501	<	// Set new cursor image if it was changed
2502	<	if (cursor_changed) {
2503	<	cursor_changed = false;
2504	<	memcpy(cursor_image->data, MacCursor + 4, 32);
2505	<	memcpy(cursor_mask_image->data, MacCursor + 36, 32);
2506	<	XFreeCursor(x_display, mac_cursor);
2507	<	XPutImage(x_display, cursor_map, cursor_gc, cursor_image, 0, 0, 0, 0, 16, 16);
2508	<	XPutImage(x_display, cursor_mask_map, cursor_mask_gc, cursor_mask_image, 0, 0, 0, 0, 16, 16);
2509	<	mac_cursor = XCreatePixmapCursor(x_display, cursor_map, cursor_mask_map, &black, &white, MacCursor[2], MacCursor[3]);
2510	<	XDefineCursor(x_display, the_win, mac_cursor);
2501	>	// Set new cursor image if it was changed
2502	>	if (hw_mac_cursor_accl && cursor_changed) {
2503	>	cursor_changed = false;
2504	>	uint8 x_data = (uint8 )cursor_image->data;
2505	>	uint8 x_mask = (uint8 )cursor_mask_image->data;
2506	>	for (int i = 0; i < 32; i++) {
2507	>	x_mask[i] = MacCursor[4 + i] \| MacCursor[36 + i];
2508	>	x_data[i] = MacCursor[4 + i];
2509	>	}
2510	>	XDisplayLock();
2511	>	XFreeCursor(x_display, mac_cursor);
2512	>	XPutImage(x_display, cursor_map, cursor_gc, cursor_image, 0, 0, 0, 0, 16, 16);
2513	>	XPutImage(x_display, cursor_mask_map, cursor_mask_gc, cursor_mask_image, 0, 0, 0, 0, 16, 16);
2514	>	mac_cursor = XCreatePixmapCursor(x_display, cursor_map, cursor_mask_map, &black, &white, MacCursor[2], MacCursor[3]);
2515	>	XDefineCursor(x_display, the_win, mac_cursor);
2516	>	XDisplayUnlock();
2517	>	}
2518		}
2519		}
1585	–	}
2520		#ifdef ENABLE_VOSF
2521	<	else if (use_vosf) {
2522	<	// Update display (VOSF variant)
2523	<	static int tick_counter = 0;
2524	<	if (++tick_counter >= frame_skip) {
2525	<	tick_counter = 0;
2526	<	if (mainBuffer.dirty) {
2527	<	LOCK_VOSF;
2528	<	update_display_dga_vosf();
2529	<	UNLOCK_VOSF;
2521	>	else if (use_vosf) {
2522	>	// Update display (VOSF variant)
2523	>	if (++tick_counter >= frame_skip) {
2524	>	tick_counter = 0;
2525	>	if (mainBuffer.dirty) {
2526	>	LOCK_VOSF;
2527	>	update_display_dga_vosf();
2528	>	UNLOCK_VOSF;
2529	>	}
2530		}
2531		}
1598	–	}
2532		#endif
2533
2534	<	// Set new palette if it was changed
2535	<	if (palette_changed && !emul_suspended) {
2536	<	palette_changed = false;
2537	<	XColor c[256];
2538	<	for (int i=0; i<256; i++) {
2539	<	c[i].pixel = i;
2540	<	c[i].red = mac_pal[i].red * 0x0101;
2541	<	c[i].green = mac_pal[i].green * 0x0101;
2542	<	c[i].blue = mac_pal[i].blue * 0x0101;
2543	<	c[i].flags = DoRed \| DoGreen \| DoBlue;
2544	<	}
2545	<	if (depth == 8) {
2546	<	XStoreColors(x_display, cmap[0], c, 256);
2547	<	XStoreColors(x_display, cmap[1], c, 256);
1615	<	#ifdef ENABLE_XF86_DGA
1616	<	if (display_type == DIS_SCREEN) {
1617	<	current_dga_cmap ^= 1;
1618	<	XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
1619	<	}
1620	<	#endif
1621	<	}
2534	>	// Set new palette if it was changed
2535	>	handle_palette_changes();
2536	>
2537	>	} else {
2538	>
2539	>	// No display refresh pending, check for X events
2540	>	fd_set readfds;
2541	>	FD_ZERO(&readfds);
2542	>	FD_SET(fd, &readfds);
2543	>	struct timeval timeout;
2544	>	timeout.tv_sec = 0;
2545	>	timeout.tv_usec = delay;
2546	>	if (select(fd+1, &readfds, NULL, NULL, &timeout) > 0)
2547	>	handle_events();
2548		}
2549		}
2550		return NULL;

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Comparing SheepShaver/src/Unix/video_x.cpp (file contents): Revision 1.5 by gbeauche, 2003-11-20T16:24:57Z vs. Revision 1.45 by gbeauche, 2005-06-24T22:31:28Z

Diff Legend

Comparing SheepShaver/src/Unix/video_x.cpp (file contents):
Revision 1.5 by gbeauche, 2003-11-20T16:24:57Z vs.
Revision 1.45 by gbeauche, 2005-06-24T22:31:28Z