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

Comparing SheepShaver/src/Unix/video_x.cpp (file contents):
Revision 1.29 by gbeauche, 2004-06-22T20:01:18Z vs.
Revision 1.40 by gbeauche, 2005-03-28T16:19:28Z

#	Line 1 \| Line 1
1		/*
2		* video_x.cpp - Video/graphics emulation, X11 specific stuff
3		*
4	<	* SheepShaver (C) 1997-2004 Marc Hellwig and Christian Bauer
4	>	* SheepShaver (C) 1997-2005 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>
#	Line 31 \| Line 40
40
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
#	Line 46 \| Line 60
60		#include "about_window.h"
61		#include "video.h"
62		#include "video_defs.h"
63	+	#include "video_blit.h"
64
65		#define DEBUG 0
66		#include "debug.h"
#	Line 101 \| Line 116 \| static int depth; // Depth of Mac
116		static Window rootwin, the_win; // Root window and our window
117		static int num_depths = 0; // Number of available X depths
118		static int *avail_depths = NULL; // List of available X depths
119	+	static VisualFormat visualFormat;
120		static XVisualInfo visualInfo;
121		static Visual *vis;
122		static int color_class;
123		static int rshift, rloss, gshift, gloss, bshift, bloss; // Pixel format of DirectColor/TrueColor modes
124		static Colormap cmap[2]; // Two colormaps (DGA) for 8-bit mode
125		static XColor x_palette[256]; // Color palette to be used as CLUT and gamma table
126	+	static int orig_accel_numer, orig_accel_denom, orig_threshold; // Original mouse acceleration
127
128		static XColor black, white;
129		static unsigned long black_pixel, white_pixel;
#	Line 129 \| Line 146 \| *static uint8 the_buffer_copy = NULL; /**
146		static uint32 the_buffer_size; // Size of allocated the_buffer
147
148		// Variables for DGA mode
149	+	static bool is_fbdev_dga_mode = false; // Flag: Use FBDev DGA mode?
150		static int current_dga_cmap;
151
152	+	#ifdef ENABLE_FBDEV_DGA
153	+	static int fb_dev_fd = -1; // Handle to fb device name
154	+	static struct fb_fix_screeninfo fb_finfo; // Fixed info
155	+	static struct fb_var_screeninfo fb_vinfo; // Variable info
156	+	static struct fb_var_screeninfo fb_orig_vinfo; // Variable info to restore later
157	+	static struct fb_cmap fb_oldcmap; // Colormap to restore later
158	+	#endif
159	+
160		#ifdef ENABLE_XF86_VIDMODE
161		// Variables for XF86 VidMode support
162		static XF86VidModeModeInfo **x_video_modes; // Array of all available modes
#	Line 151 \| Line 177 \| static pthread_mutex_t x_palette_lock =
177		#define UNLOCK_PALETTE
178		#endif
179
180	+	// Mutex to protect frame buffer
181	+	#ifdef HAVE_SPINLOCKS
182	+	static spinlock_t frame_buffer_lock = SPIN_LOCK_UNLOCKED;
183	+	#define LOCK_FRAME_BUFFER spin_lock(&frame_buffer_lock)
184	+	#define UNLOCK_FRAME_BUFFER spin_unlock(&frame_buffer_lock)
185	+	#elif defined(HAVE_PTHREADS)
186	+	static pthread_mutex_t frame_buffer_lock = PTHREAD_MUTEX_INITIALIZER;
187	+	#define LOCK_FRAME_BUFFER pthread_mutex_lock(&frame_buffer_lock);
188	+	#define UNLOCK_FRAME_BUFFER pthread_mutex_unlock(&frame_buffer_lock);
189	+	#else
190	+	#define LOCK_FRAME_BUFFER
191	+	#define UNLOCK_FRAME_BUFFER
192	+	#endif
193	+
194
195		// Prototypes
196		static void redraw_func(void arg);
#	Line 362 \| Line 402 \| static bool find_visual_for_depth(int de
402		* Open display (window or fullscreen)
403		*/
404
405	+	// Set window name and class
406	+	static void set_window_name(Window w, int name)
407	+	{
408	+	const char *str = GetString(name);
409	+	XStoreName(x_display, w, str);
410	+	XSetIconName(x_display, w, str);
411	+
412	+	XClassHint *hints;
413	+	hints = XAllocClassHint();
414	+	if (hints) {
415	+	hints->res_name = "SheepShaver";
416	+	hints->res_class = "SheepShaver";
417	+	XSetClassHint(x_display, w, hints);
418	+	XFree(hints);
419	+	}
420	+	}
421	+
422	+	// Set window input focus flag
423	+	static void set_window_focus(Window w)
424	+	{
425	+	XWMHints *hints = XAllocWMHints();
426	+	if (hints) {
427	+	hints->input = True;
428	+	hints->initial_state = NormalState;
429	+	hints->flags = InputHint \| StateHint;
430	+	XSetWMHints(x_display, w, hints);
431	+	XFree(hints);
432	+	}
433	+	}
434	+
435		// Set WM_DELETE_WINDOW protocol on window (preventing it from being destroyed by the WM when clicking on the "close" widget)
436		static Atom WM_DELETE_WINDOW = (Atom)0;
437		static void set_window_delete_protocol(Window w)
#	Line 387 \| Line 457 \| static void wait_unmapped(Window w)
457		} while ((e.type != UnmapNotify) \|\| (e.xmap.event != w));
458		}
459
460	+	// Disable mouse acceleration
461	+	static void disable_mouse_accel(void)
462	+	{
463	+	XChangePointerControl(x_display, True, False, 1, 1, 0);
464	+	}
465	+
466	+	// Restore mouse acceleration to original value
467	+	static void restore_mouse_accel(void)
468	+	{
469	+	XChangePointerControl(x_display, True, True, orig_accel_numer, orig_accel_denom, orig_threshold);
470	+	}
471	+
472		// Trap SHM errors
473		static bool shm_error = false;
474		static int (old_error_handler)(Display , XErrorEvent *);
#	Line 419 \| Line 501 \| static bool open_window(int width, int h
501		the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
502		InputOutput, vis, CWEventMask \| CWBackPixel \| CWBorderPixel \| CWBackingStore \| CWColormap, &wattr);
503
504	<	// Set window name
505	<	XStoreName(x_display, the_win, GetString(STR_WINDOW_TITLE));
504	>	// Set window name/class
505	>	set_window_name(the_win, STR_WINDOW_TITLE);
506	>
507	>	// Indicate that we want keyboard input
508	>	set_window_focus(the_win);
509
510		// Set delete protocol property
511		set_window_delete_protocol(the_win);
#	Line 492 \| Line 577 \| static bool open_window(int width, int h
577		use_vosf = true;
578		// Allocate memory for frame buffer (SIZE is extended to page-boundary)
579		the_host_buffer = the_buffer_copy;
580	<	the_buffer_size = page_extend((aligned_height + 2) * img->bytes_per_line);
580	>	the_buffer_size = page_extend((aligned_height + 2) * (the_host_buffer_row_bytes = img->bytes_per_line));
581		the_buffer = (uint8 *)vm_acquire(the_buffer_size);
582		the_buffer_copy = (uint8 *)malloc(the_buffer_size);
583		D(bug("the_buffer = %p, the_buffer_copy = %p, the_host_buffer = %p\n", the_buffer, the_buffer_copy, the_host_buffer));
#	Line 501 \| Line 586 \| static bool open_window(int width, int h
586		the_buffer = (uint8 )malloc((aligned_height + 2) img->bytes_per_line);
587		D(bug("the_buffer = %p, the_buffer_copy = %p\n", the_buffer, the_buffer_copy));
588		#endif
589	<	screen_base = (uint32)the_buffer;
589	>	screen_base = Host2MacAddr(the_buffer);
590
591		// Create GC
592		the_gc = XCreateGC(x_display, the_win, 0, 0);
#	Line 540 \| Line 625 \| static bool open_window(int width, int h
625		native_byte_order = (XImageByteOrder(x_display) == LSBFirst);
626		#endif
627		#ifdef ENABLE_VOSF
628	<	Screen_blitter_init(&visualInfo, native_byte_order, depth);
628	>	Screen_blitter_init(visualFormat, native_byte_order, depth);
629		#endif
630
631		// Set bytes per row
#	Line 548 \| Line 633 \| static bool open_window(int width, int h
633		return true;
634		}
635
636	+	// Open FBDev display
637	+	static bool open_fbdev(int width, int height)
638	+	{
639	+	#ifdef ENABLE_FBDEV_DGA
640	+	if (ioctl(fb_dev_fd, FBIOGET_FSCREENINFO, &fb_finfo) != 0) {
641	+	D(bug("[fbdev] Can't get FSCREENINFO: %s\n", strerror(errno)));
642	+	return false;
643	+	}
644	+	D(bug("[fbdev] Device ID: %s\n", fb_finfo.id));
645	+	D(bug("[fbdev] smem_start: %p [%d bytes]\n", fb_finfo.smem_start, fb_finfo.smem_len));
646	+
647	+	int fb_type = fb_finfo.type;
648	+	const char *fb_type_str = NULL;
649	+	switch (fb_type) {
650	+	case FB_TYPE_PACKED_PIXELS: fb_type_str = "Packed Pixels"; break;
651	+	case FB_TYPE_PLANES: fb_type_str = "Non interleaved planes"; break;
652	+	case FB_TYPE_INTERLEAVED_PLANES: fb_type_str = "Interleaved planes"; break;
653	+	case FB_TYPE_TEXT: fb_type_str = "Text/attributes"; break;
654	+	case FB_TYPE_VGA_PLANES: fb_type_str = "EGA/VGA planes"; break;
655	+	default: fb_type_str = "<unknown>"; break;
656	+	}
657	+	D(bug("[fbdev] type: %s\n", fb_type_str));
658	+
659	+	if (fb_type != FB_TYPE_PACKED_PIXELS) {
660	+	D(bug("[fbdev] type '%s' not supported\n", fb_type_str));
661	+	return false;
662	+	}
663	+
664	+	int fb_visual = fb_finfo.visual;
665	+	const char *fb_visual_str;
666	+	switch (fb_visual) {
667	+	case FB_VISUAL_MONO01: fb_visual_str = "Monochrome 1=Black 0=White"; break;
668	+	case FB_VISUAL_MONO10: fb_visual_str = "Monochrome 1=While 0=Black"; break;
669	+	case FB_VISUAL_TRUECOLOR: fb_visual_str = "True color"; break;
670	+	case FB_VISUAL_PSEUDOCOLOR: fb_visual_str = "Pseudo color (like atari)"; break;
671	+	case FB_VISUAL_DIRECTCOLOR: fb_visual_str = "Direct color"; break;
672	+	case FB_VISUAL_STATIC_PSEUDOCOLOR: fb_visual_str = "Pseudo color readonly"; break;
673	+	default: fb_visual_str = "<unknown>"; break;
674	+	}
675	+	D(bug("[fbdev] visual: %s\n", fb_visual_str));
676	+
677	+	if (fb_visual != FB_VISUAL_TRUECOLOR) {
678	+	D(bug("[fbdev] visual '%s' not supported\n", fb_visual_str));
679	+	return false;
680	+	}
681	+
682	+	// Map frame buffer
683	+	the_buffer = (uint8 *)mmap(NULL, fb_finfo.smem_len, PROT_READ \| PROT_WRITE, MAP_SHARED, fb_dev_fd, 0);
684	+	if (the_buffer == MAP_FAILED) {
685	+	D(bug("[fbdev] Can't mmap /dev/fb0: %s\n", strerror(errno)));
686	+	return false;
687	+	}
688	+
689	+	// Set absolute mouse mode
690	+	ADBSetRelMouseMode(false);
691	+
692	+	// Create window
693	+	XSetWindowAttributes wattr;
694	+	wattr.event_mask = eventmask = dga_eventmask;
695	+	wattr.override_redirect = True;
696	+	the_win = XCreateWindow(x_display, rootwin, 0, 0, width, height, 0, xdepth,
697	+	InputOutput, DefaultVisual(x_display, screen),
698	+	CWEventMask \| CWOverrideRedirect, &wattr);
699	+
700	+	// Show window
701	+	XMapRaised(x_display, the_win);
702	+	wait_mapped(the_win);
703	+
704	+	// Grab mouse and keyboard
705	+	XGrabKeyboard(x_display, the_win, True,
706	+	GrabModeAsync, GrabModeAsync, CurrentTime);
707	+	XGrabPointer(x_display, the_win, True,
708	+	PointerMotionMask \| ButtonPressMask \| ButtonReleaseMask,
709	+	GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
710	+	disable_mouse_accel();
711	+
712	+	// Create no_cursor
713	+	mac_cursor = XCreatePixmapCursor(x_display,
714	+	XCreatePixmap(x_display, the_win, 1, 1, 1),
715	+	XCreatePixmap(x_display, the_win, 1, 1, 1),
716	+	&black, &white, 0, 0);
717	+	XDefineCursor(x_display, the_win, mac_cursor);
718	+
719	+	// Init blitting routines
720	+	#if ENABLE_VOSF
721	+	// Extract current screen color masks (we are in True Color mode)
722	+	VisualFormat visualFormat;
723	+	visualFormat.depth = xdepth = DefaultDepth(x_display, screen);
724	+	XMatchVisualInfo(x_display, screen, xdepth, TrueColor, &visualInfo);
725	+	assert(visualFormat.depth == visualInfo.depth);
726	+	visualFormat.Rmask = visualInfo.red_mask;
727	+	visualFormat.Gmask = visualInfo.green_mask;
728	+	visualFormat.Bmask = visualInfo.blue_mask;
729	+	D(bug("[fbdev] %d bpp, (%08x,%08x,%08x)\n",
730	+	visualFormat.depth,
731	+	visualFormat.Rmask, visualFormat.Gmask, visualFormat.Bmask));
732	+	D(bug("[fbdev] Mac depth %d bpp\n", depth));
733	+
734	+	// Screen_blitter_init() returns TRUE if VOSF is mandatory
735	+	// i.e. the framebuffer update function is not Blit_Copy_Raw
736	+	#ifdef WORDS_BIGENDIAN
737	+	const bool native_byte_order = (XImageByteOrder(x_display) == MSBFirst);
738	+	#else
739	+	const bool native_byte_order = (XImageByteOrder(x_display) == LSBFirst);
740	+	#endif
741	+	Screen_blitter_init(visualFormat, native_byte_order, depth);
742	+
743	+	// Allocate memory for frame buffer (SIZE is extended to page-boundary)
744	+	the_host_buffer = the_buffer;
745	+	the_host_buffer_row_bytes = TrivialBytesPerRow((width + 7) & ~7, DepthModeForPixelDepth(visualFormat.depth));
746	+	the_buffer_size = page_extend((height + 2) * the_host_buffer_row_bytes);
747	+	the_buffer_copy = (uint8 *)malloc(the_buffer_size);
748	+	the_buffer = (uint8 *)vm_acquire(the_buffer_size);
749	+	D(bug("the_buffer = %p, the_buffer_copy = %p, the_host_buffer = %p\n", the_buffer, the_buffer_copy, the_host_buffer));
750	+	#endif
751	+
752	+	// Set frame buffer base
753	+	D(bug("the_buffer = %p, use_vosf = %d\n", the_buffer, use_vosf));
754	+	screen_base = Host2MacAddr(the_buffer);
755	+	VModes[cur_mode].viRowBytes = TrivialBytesPerRow((width + 7) & ~7, DepthModeForPixelDepth(depth));
756	+	return true;
757	+	#else
758	+	ErrorAlert("SheepShaver has been compiled with DGA support disabled.");
759	+	return false;
760	+	#endif
761	+	}
762	+
763		// Open DGA display (!! should use X11 VidMode extensions to set mode)
764		static bool open_dga(int width, int height)
765		{
766	+	if (is_fbdev_dga_mode)
767	+	return false;
768	+
769		#ifdef ENABLE_XF86_DGA
770		// Set relative mouse mode
771		ADBSetRelMouseMode(true);
#	Line 614 \| Line 829 \| static bool open_dga(int width, int heig
829		#if REAL_ADDRESSING \|\| DIRECT_ADDRESSING
830		// Screen_blitter_init() returns TRUE if VOSF is mandatory
831		// i.e. the framebuffer update function is not Blit_Copy_Raw
832	<	use_vosf = Screen_blitter_init(&visualInfo, native_byte_order, depth);
832	>	use_vosf = Screen_blitter_init(visualFormat, native_byte_order, depth);
833
834		if (use_vosf) {
835		// Allocate memory for frame buffer (SIZE is extended to page-boundary)
836		the_host_buffer = the_buffer;
837	<	the_buffer_size = page_extend((height + 2) * bytes_per_row);
837	>	the_buffer_size = page_extend((height + 2) * (the_host_buffer_row_bytes = bytes_per_row));
838		the_buffer_copy = (uint8 *)malloc(the_buffer_size);
839		the_buffer = (uint8 *)vm_acquire(the_buffer_size);
840		D(bug("the_buffer = %p, the_buffer_copy = %p, the_host_buffer = %p\n", the_buffer, the_buffer_copy, the_host_buffer));
#	Line 631 \| Line 846 \| static bool open_dga(int width, int heig
846
847		// Set frame buffer base
848		D(bug("the_buffer = %p, use_vosf = %d\n", the_buffer, use_vosf));
849	<	screen_base = (uint32)the_buffer;
849	>	screen_base = Host2MacAddr(the_buffer);
850		VModes[cur_mode].viRowBytes = bytes_per_row;
851		return true;
852		#else
#	Line 645 \| Line 860 \| static bool open_display(void)
860		D(bug("open_display()\n"));
861		const VideoInfo &mode = VModes[cur_mode];
862
863	+	// Get original mouse acceleration
864	+	XGetPointerControl(x_display, &orig_accel_numer, &orig_accel_denom, &orig_threshold);
865	+
866		// Find best available X visual
867		if (!find_visual_for_depth(mode.viAppleMode)) {
868		ErrorAlert(GetString(STR_NO_XVISUAL_ERR));
869		return false;
870		}
871
872	+	// Build up visualFormat structure
873	+	visualFormat.fullscreen = (display_type == DIS_SCREEN);
874	+	visualFormat.depth = visualInfo.depth;
875	+	visualFormat.Rmask = visualInfo.red_mask;
876	+	visualFormat.Gmask = visualInfo.green_mask;
877	+	visualFormat.Bmask = visualInfo.blue_mask;
878	+
879		// Create color maps
880		if (color_class == PseudoColor \|\| color_class == DirectColor) {
881		cmap[0] = XCreateColormap(x_display, rootwin, vis, AllocAll);
#	Line 719 \| Line 944 \| static bool open_display(void)
944		depth = depth_of_video_mode(mode.viAppleMode);
945
946		bool display_open = false;
947	<	if (display_type == DIS_SCREEN)
947	>	if (display_type == DIS_SCREEN) {
948		display_open = open_dga(VModes[cur_mode].viXsize, VModes[cur_mode].viYsize);
949	+	#ifdef ENABLE_FBDEV_DGA
950	+	// Try to fallback to FBDev DGA mode
951	+	if (!display_open) {
952	+	is_fbdev_dga_mode = true;
953	+	display_open = open_fbdev(VModes[cur_mode].viXsize, VModes[cur_mode].viYsize);
954	+	}
955	+	#endif
956	+
957	+	}
958		else if (display_type == DIS_WINDOW)
959		display_open = open_window(VModes[cur_mode].viXsize, VModes[cur_mode].viYsize);
960
#	Line 769 \| Line 1003 \| static void close_window(void)
1003		XSync(x_display, false);
1004		}
1005
1006	+	// Close FBDev mode
1007	+	static void close_fbdev(void)
1008	+	{
1009	+	#ifdef ENABLE_FBDEV_DGA
1010	+	XUngrabPointer(x_display, CurrentTime);
1011	+	XUngrabKeyboard(x_display, CurrentTime);
1012	+
1013	+	uint8 *fb_base;
1014	+	if (!use_vosf) {
1015	+	// don't free() the screen buffer in driver_base dtor
1016	+	fb_base = the_buffer;
1017	+	the_buffer = NULL;
1018	+	}
1019	+	#ifdef ENABLE_VOSF
1020	+	else {
1021	+	// don't free() the screen buffer in driver_base dtor
1022	+	fb_base = the_host_buffer;
1023	+	the_host_buffer = NULL;
1024	+	}
1025	+	#endif
1026	+	munmap(fb_base, fb_finfo.smem_len);
1027	+	#endif
1028	+	}
1029	+
1030		// Close DGA mode
1031		static void close_dga(void)
1032		{
1033	+	if (is_fbdev_dga_mode)
1034	+	return;
1035	+
1036		#ifdef ENABLE_XF86_DGA
1037		XF86DGADirectVideo(x_display, screen, 0);
1038		XUngrabPointer(x_display, CurrentTime);
#	Line 797 \| Line 1058 \| static void close_dga(void)
1058
1059		static void close_display(void)
1060		{
1061	<	if (display_type == DIS_SCREEN)
1062	<	close_dga();
1061	>	if (display_type == DIS_SCREEN) {
1062	>	if (is_fbdev_dga_mode)
1063	>	close_fbdev();
1064	>	else
1065	>	close_dga();
1066	>	}
1067		else if (display_type == DIS_WINDOW)
1068		close_window();
1069
#	Line 853 \| Line 1118 \| static void close_display(void)
1118		}
1119		}
1120		#endif
1121	+
1122	+	// Restore mouse acceleration
1123	+	restore_mouse_accel();
1124		}
1125
1126
#	Line 884 \| Line 1152 \| static void keycode_init(void)
1152
1153		// Search for server vendor string, then read keycodes
1154		const char *vendor = ServerVendor(x_display);
887	–	#if (defined(__APPLE__) && defined(__MACH__))
1155		// Force use of MacX mappings on MacOS X with Apple's X server
1156		int dummy;
1157		if (XQueryExtension(x_display, "Apple-DRI", &dummy, &dummy, &dummy))
1158		vendor = "MacX";
892	–	#endif
1159		bool vendor_found = false;
1160		char line[256];
1161		while (fgets(line, 255, f)) {
#	Line 964 \| Line 1230 \| static int find_mode(int apple_mode, int
1230		return -1;
1231		}
1232
1233	+	// Add custom video mode
1234	+	static void add_custom_mode(VideoInfo *&p, int type, uint32 x, uint32 y, int apple_mode, int apple_id)
1235	+	{
1236	+	p->viType = type;
1237	+	p->viXsize = x;
1238	+	p->viYsize = y;
1239	+	p->viRowBytes = TrivialBytesPerRow(p->viXsize, apple_mode);
1240	+	p->viAppleMode = apple_mode;
1241	+	p->viAppleID = apple_id;
1242	+	p++;
1243	+	}
1244	+
1245		// Add mode to list of supported modes
1246		static void add_mode(VideoInfo *&p, uint32 allow, uint32 test, int apple_mode, int apple_id, int type)
1247		{
1248		if (allow & test) {
1249	<	p->viType = type;
1249	>	uint32 x = 0, y = 0;
1250		switch (apple_id) {
1251		case APPLE_W_640x480:
1252		case APPLE_640x480:
1253	<	p->viXsize = 640;
1254	<	p->viYsize = 480;
1253	>	x = 640;
1254	>	y = 480;
1255		break;
1256		case APPLE_W_800x600:
1257		case APPLE_800x600:
1258	<	p->viXsize = 800;
1259	<	p->viYsize = 600;
1258	>	x = 800;
1259	>	y = 600;
1260		break;
1261		case APPLE_1024x768:
1262	<	p->viXsize = 1024;
1263	<	p->viYsize = 768;
1262	>	x = 1024;
1263	>	y = 768;
1264		break;
1265		case APPLE_1152x768:
1266	<	p->viXsize = 1152;
1267	<	p->viYsize = 768;
1266	>	x = 1152;
1267	>	y = 768;
1268		break;
1269		case APPLE_1152x900:
1270	<	p->viXsize = 1152;
1271	<	p->viYsize = 900;
1270	>	x = 1152;
1271	>	y = 900;
1272		break;
1273		case APPLE_1280x1024:
1274	<	p->viXsize = 1280;
1275	<	p->viYsize = 1024;
1274	>	x = 1280;
1275	>	y = 1024;
1276		break;
1277		case APPLE_1600x1200:
1278	<	p->viXsize = 1600;
1279	<	p->viYsize = 1200;
1278	>	x = 1600;
1279	>	y = 1200;
1280		break;
1281		}
1282	<	p->viRowBytes = TrivialBytesPerRow(p->viXsize, apple_mode);
1005	<	p->viAppleMode = apple_mode;
1006	<	p->viAppleID = apple_id;
1007	<	p++;
1282	>	add_custom_mode(p, type, x, y, apple_mode, apple_id);
1283		}
1284		}
1285
#	Line 1073 \| Line 1348 \| bool VideoInit(void)
1348		#ifdef ENABLE_XF86_DGA
1349		// DGA available?
1350		int event_base, error_base;
1351	+	is_fbdev_dga_mode = false;
1352		if (local_X11 && XF86DGAQueryExtension(x_display, &event_base, &error_base)) {
1353		int dga_flags = 0;
1354		XF86DGAQueryDirectVideo(x_display, screen, &dga_flags);
1355		has_dga = dga_flags & XF86DGADirectPresent;
1356	+	#if defined(__linux__)
1357	+	// Check r/w permission on /dev/mem for DGA mode to work
1358	+	if (has_dga && access("/dev/mem", R_OK \| W_OK) != 0)
1359	+	has_dga = false;
1360	+	#endif
1361		} else
1362		has_dga = false;
1363		#endif
#	Line 1089 \| Line 1370 \| bool VideoInit(void)
1370		XF86VidModeGetAllModeLines(x_display, screen, &num_x_video_modes, &x_video_modes);
1371		#endif
1372
1373	+	#ifdef ENABLE_FBDEV_DGA
1374	+	// FBDev available?
1375	+	bool has_fbdev_dga = false;
1376	+	if (local_X11) {
1377	+	if ((fb_dev_fd = open("/dev/fb0", O_RDWR)) > 0) {
1378	+	if (ioctl(fb_dev_fd, FBIOGET_VSCREENINFO, &fb_vinfo) != 0)
1379	+	close(fb_dev_fd);
1380	+	else {
1381	+	has_fbdev_dga = true;
1382	+	if (!has_dga) {
1383	+	// Fallback to FBDev DGA mode if XF86 DGA is not possible
1384	+	has_dga = true;
1385	+	is_fbdev_dga_mode = true;
1386	+	}
1387	+	fb_orig_vinfo = fb_vinfo;
1388	+	D(bug("Frame buffer device initial resolution: %dx%dx%d\n", fb_vinfo.xres, fb_vinfo.yres, fb_vinfo.bits_per_pixel));
1389	+	}
1390	+	}
1391	+	}
1392	+	#endif
1393	+
1394		// Find black and white colors
1395		XParseColor(x_display, DefaultColormap(x_display, screen), "rgb:00/00/00", &black);
1396		XAllocColor(x_display, DefaultColormap(x_display, screen), &black);
#	Line 1114 \| Line 1416 \| bool VideoInit(void)
1416		break;
1417		}
1418
1419	+	// Get screen mode from preferences
1420	+	const char *mode_str = PrefsFindString("screen");
1421	+	int default_width = 640, default_height = 480;
1422	+	if (mode_str) {
1423	+	display_type = DIS_INVALID;
1424	+	if (sscanf(mode_str, "win/%d/%d", &default_width, &default_height) == 2)
1425	+	display_type = DIS_WINDOW;
1426	+	#ifdef ENABLE_XF86_DGA
1427	+	else if (has_dga && sscanf(mode_str, "dga/%d/%d", &default_width, &default_height) == 2)
1428	+	display_type = DIS_SCREEN;
1429	+	#endif
1430	+	#ifdef ENABLE_FBDEV_DGA
1431	+	else if (has_fbdev_dga && sscanf(mode_str, "fbdev/%d/%d", &default_width, &default_height) == 2) {
1432	+	is_fbdev_dga_mode = true;
1433	+	display_type = DIS_SCREEN;
1434	+	}
1435	+	#endif
1436	+	if (display_type == DIS_INVALID) {
1437	+	D(bug("Invalid screen mode specified, defaulting to old modes selection\n"));
1438	+	mode_str = NULL;
1439	+	}
1440	+	else {
1441	+	if (default_width <= 0)
1442	+	default_width = DisplayWidth(x_display, screen);
1443	+	else if (default_width > DisplayWidth(x_display, screen))
1444	+	default_width = DisplayWidth(x_display, screen);
1445	+	if (default_height <= 0)
1446	+	default_height = DisplayHeight(x_display, screen);
1447	+	else if (default_height > DisplayHeight(x_display, screen))
1448	+	default_height = DisplayHeight(x_display, screen);
1449	+	}
1450	+	}
1451	+
1452		// Construct video mode table
1453		uint32 window_modes = PrefsFindInt32("windowmodes");
1454		uint32 screen_modes = PrefsFindInt32("screenmodes");
1455		if (!has_dga)
1456		screen_modes = 0;
1457	<	if (window_modes == 0 && screen_modes == 0)
1457	>	if (mode_str)
1458	>	window_modes = screen_modes = 0;
1459	>	else if (window_modes == 0 && screen_modes == 0)
1460		window_modes \|= 3; // Allow at least 640x480 and 800x600 window modes
1461
1462		VideoInfo *p = VModes;
1463	<	for (unsigned int d = APPLE_1_BIT; d <= APPLE_32_BIT; d++)
1464	<	if (find_visual_for_depth(d))
1465	<	add_window_modes(p, window_modes, d);
1466	<
1467	<	if (has_vidmode) {
1463	>	if (mode_str) {
1464	>	if (display_type == DIS_WINDOW) {
1465	>	for (unsigned int d = APPLE_1_BIT; d <= APPLE_32_BIT; d++) {
1466	>	if (find_visual_for_depth(d)) {
1467	>	if (default_width > 640 && default_height > 480)
1468	>	add_mode(p, 3, 1, d, APPLE_W_640x480, DIS_WINDOW);
1469	>	if (default_width > 800 && default_height > 600)
1470	>	add_mode(p, 3, 2, d, APPLE_W_800x600, DIS_WINDOW);
1471	>	add_custom_mode(p, display_type, default_width, default_height, d, APPLE_CUSTOM);
1472	>	}
1473	>	}
1474	>	#ifdef ENABLE_VOSF
1475	>	} else if (display_type == DIS_SCREEN && is_fbdev_dga_mode) {
1476	>	for (unsigned int d = APPLE_1_BIT; d <= default_mode; d++)
1477	>	if (find_visual_for_depth(d))
1478	>	add_custom_mode(p, display_type, default_width, default_height, d, APPLE_CUSTOM);
1479	>	#endif
1480	>	} else
1481	>	add_custom_mode(p, display_type, default_width, default_height, default_mode, APPLE_CUSTOM);
1482	>	} else if (window_modes) {
1483	>	for (unsigned int d = APPLE_1_BIT; d <= APPLE_32_BIT; d++)
1484	>	if (find_visual_for_depth(d))
1485	>	add_window_modes(p, window_modes, d);
1486	>	} else if (has_vidmode) {
1487		if (has_mode(640, 480))
1488		add_mode(p, screen_modes, 1, default_mode, APPLE_640x480, DIS_SCREEN);
1489		if (has_mode(800, 600))
#	Line 1168 \| Line 1524 \| bool VideoInit(void)
1524		int apple_id = find_apple_resolution(screen_width, screen_height);
1525		if (apple_id != -1)
1526		cur_mode = find_mode(default_mode, apple_id, DIS_SCREEN);
1527	<	}
1527	>	} else if (has_dga && mode_str)
1528	>	cur_mode = find_mode(default_mode, APPLE_CUSTOM, DIS_SCREEN);
1529	>
1530		if (cur_mode == -1) {
1531		// pick up first windowed mode available
1532		for (VideoInfo *p = VModes; p->viType != DIS_INVALID; p++) {
#	Line 1197 \| Line 1555 \| bool VideoInit(void)
1555		XSetErrorHandler(ignore_errors);
1556		#endif
1557
1558	+	// Lock down frame buffer
1559	+	XSync(x_display, false);
1560	+	LOCK_FRAME_BUFFER;
1561	+
1562		// Start periodic thread
1563		XSync(x_display, false);
1564		Set_pthread_attr(&redraw_thread_attr, 0);
#	Line 1221 \| Line 1583 \| void VideoExit(void)
1583		redraw_thread_active = false;
1584		}
1585
1586	+	// Unlock frame buffer
1587	+	UNLOCK_FRAME_BUFFER;
1588	+	XSync(x_display, false);
1589	+	D(bug(" frame buffer unlocked\n"));
1590	+
1591		#ifdef ENABLE_VOSF
1592		if (use_vosf) {
1593		// Deinitialize VOSF
#	Line 1235 \| Line 1602 \| void VideoExit(void)
1602		XFlush(x_display);
1603		XSync(x_display, false);
1604		}
1605	+
1606	+	#ifdef ENABLE_FBDEV_DGA
1607	+	// Close framebuffer device
1608	+	if (fb_dev_fd >= 0) {
1609	+	close(fb_dev_fd);
1610	+	fb_dev_fd = -1;
1611	+	}
1612	+	#endif
1613		}
1614
1615
#	Line 1242 \| Line 1617 \| void VideoExit(void)
1617		* Suspend/resume emulator
1618		*/
1619
1245	–	extern void PauseEmulator(void);
1246	–	extern void ResumeEmulator(void);
1247	–
1620		static void suspend_emul(void)
1621		{
1622		if (display_type == DIS_SCREEN) {
#	Line 1252 \| Line 1624 \| static void suspend_emul(void)
1624		ADBKeyUp(0x36);
1625		ctrl_down = false;
1626
1627	<	// Pause MacOS thread
1628	<	PauseEmulator();
1257	<	emul_suspended = true;
1627	>	// Lock frame buffer (this will stop the MacOS thread)
1628	>	LOCK_FRAME_BUFFER;
1629
1630		// Save frame buffer
1631		fb_save = malloc(VModes[cur_mode].viYsize * VModes[cur_mode].viRowBytes);
1632		if (fb_save)
1633	<	memcpy(fb_save, (void )screen_base, VModes[cur_mode].viYsize VModes[cur_mode].viRowBytes);
1633	>	Mac2Host_memcpy(fb_save, screen_base, VModes[cur_mode].viYsize * VModes[cur_mode].viRowBytes);
1634
1635		// Close full screen display
1636	+	#if defined(ENABLE_XF86_DGA) \|\| defined(ENABLE_FBDEV_DGA)
1637		#ifdef ENABLE_XF86_DGA
1638	<	XF86DGADirectVideo(x_display, screen, 0);
1638	>	if (!is_fbdev_dga_mode)
1639	>	XF86DGADirectVideo(x_display, screen, 0);
1640	>	#endif
1641		XUngrabPointer(x_display, CurrentTime);
1642		XUngrabKeyboard(x_display, CurrentTime);
1643		#endif
1644	+	restore_mouse_accel();
1645	+	XUnmapWindow(x_display, the_win);
1646	+	wait_unmapped(the_win);
1647		XSync(x_display, false);
1648
1649		// Open "suspend" window
1650		XSetWindowAttributes wattr;
1651		wattr.event_mask = KeyPressMask;
1652	<	wattr.background_pixel = black_pixel;
1276	<	wattr.border_pixel = black_pixel;
1652	>	wattr.background_pixel = (vis == DefaultVisual(x_display, screen) ? black_pixel : 0);
1653		wattr.backing_store = Always;
1654	<	wattr.backing_planes = xdepth;
1655	<	wattr.colormap = DefaultColormap(x_display, screen);
1280	<	XSync(x_display, false);
1654	>	wattr.colormap = (depth == 1 ? DefaultColormap(x_display, screen) : cmap[0]);
1655	>
1656		suspend_win = XCreateWindow(x_display, rootwin, 0, 0, 512, 1, 0, xdepth,
1657	<	InputOutput, vis, CWEventMask \| CWBackPixel \| CWBorderPixel \|
1658	<	CWBackingStore \| CWBackingPlanes \| (xdepth == 8 ? CWColormap : 0), &wattr);
1659	<	XSync(x_display, false);
1660	<	XStoreName(x_display, suspend_win, GetString(STR_SUSPEND_WINDOW_TITLE));
1661	<	XMapRaised(x_display, suspend_win);
1287	<	XSync(x_display, false);
1657	>	InputOutput, vis, CWEventMask \| CWBackPixel \| CWBackingStore \| CWColormap, &wattr);
1658	>	set_window_name(suspend_win, STR_SUSPEND_WINDOW_TITLE);
1659	>	set_window_focus(suspend_win);
1660	>	XMapWindow(x_display, suspend_win);
1661	>	emul_suspended = true;
1662		}
1663		}
1664
#	Line 1295 \| Line 1669 \| static void resume_emul(void)
1669		XSync(x_display, false);
1670
1671		// Reopen full screen display
1672	<	XGrabKeyboard(x_display, rootwin, 1, GrabModeAsync, GrabModeAsync, CurrentTime);
1673	<	XGrabPointer(x_display, rootwin, 1, PointerMotionMask \| ButtonPressMask \| ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
1672	>	XMapRaised(x_display, the_win);
1673	>	wait_mapped(the_win);
1674	>	XWarpPointer(x_display, None, rootwin, 0, 0, 0, 0, 0, 0);
1675	>	Window w = is_fbdev_dga_mode ? the_win : rootwin;
1676	>	XGrabKeyboard(x_display, w, True, GrabModeAsync, GrabModeAsync, CurrentTime);
1677	>	XGrabPointer(x_display, w, True, PointerMotionMask \| ButtonPressMask \| ButtonReleaseMask, GrabModeAsync, GrabModeAsync, None, None, CurrentTime);
1678	>	disable_mouse_accel();
1679		#ifdef ENABLE_XF86_DGA
1680	<	XF86DGADirectVideo(x_display, screen, XF86DGADirectGraphics \| XF86DGADirectKeyb \| XF86DGADirectMouse);
1681	<	XF86DGASetViewPort(x_display, screen, 0, 0);
1680	>	if (!is_fbdev_dga_mode) {
1681	>	XF86DGADirectVideo(x_display, screen, XF86DGADirectGraphics \| XF86DGADirectKeyb \| XF86DGADirectMouse);
1682	>	XF86DGASetViewPort(x_display, screen, 0, 0);
1683	>	}
1684		#endif
1685		XSync(x_display, false);
1686
#	Line 1321 \| Line 1702 \| static void resume_emul(void)
1702		// Don't copy fb_save to the temporary frame buffer in VOSF mode
1703		if (!use_vosf)
1704		#endif
1705	<	memcpy((void )screen_base, fb_save, VModes[cur_mode].viYsize VModes[cur_mode].viRowBytes);
1705	>	Host2Mac_memcpy(screen_base, fb_save, VModes[cur_mode].viYsize * VModes[cur_mode].viRowBytes);
1706		free(fb_save);
1707		fb_save = NULL;
1708		}
1328	–	if (depth == 8)
1329	–	palette_changed = true;
1709
1710	<	// Resume MacOS thread
1710	>	// Unlock frame buffer (and continue MacOS thread)
1711	>	UNLOCK_FRAME_BUFFER;
1712		emul_suspended = false;
1333	–	ResumeEmulator();
1713		}
1714
1715
#	Line 1646 \| Line 2025 \| void VideoVBL(void)
2025		if (emerg_quit)
2026		QuitEmulator();
2027
2028	+	// Temporarily give up frame buffer lock (this is the point where
2029	+	// we are suspended when the user presses Ctrl-Tab)
2030	+	UNLOCK_FRAME_BUFFER;
2031	+	LOCK_FRAME_BUFFER;
2032	+
2033		// Execute video VBL
2034		if (private_data != NULL && private_data->interruptsEnabled)
2035		VSLDoInterruptService(private_data->vslServiceID);
#	Line 1653 \| Line 2037 \| void VideoVBL(void)
2037
2038
2039		/*
1656	–	* Install graphics acceleration
1657	–	*/
1658	–
1659	–	// Rectangle inversion
1660	–	template< int bpp >
1661	–	static inline void do_invrect(uint8 *dest, uint32 length)
1662	–	{
1663	–	#define INVERT_1(PTR, OFS) ((uint8 )(PTR))[OFS] = ~((uint8 )(PTR))[OFS]
1664	–	#define INVERT_2(PTR, OFS) ((uint16 )(PTR))[OFS] = ~((uint16 )(PTR))[OFS]
1665	–	#define INVERT_4(PTR, OFS) ((uint32 )(PTR))[OFS] = ~((uint32 )(PTR))[OFS]
1666	–	#define INVERT_8(PTR, OFS) ((uint64 )(PTR))[OFS] = ~((uint64 )(PTR))[OFS]
1667	–
1668	–	#ifndef UNALIGNED_PROFITABLE
1669	–	// Align on 16-bit boundaries
1670	–	if (bpp < 16 && (((uintptr)dest) & 1)) {
1671	–	INVERT_1(dest, 0);
1672	–	dest += 1; length -= 1;
1673	–	}
1674	–
1675	–	// Align on 32-bit boundaries
1676	–	if (bpp < 32 && (((uintptr)dest) & 2)) {
1677	–	INVERT_2(dest, 0);
1678	–	dest += 2; length -= 2;
1679	–	}
1680	–	#endif
1681	–
1682	–	// Invert 8-byte words
1683	–	if (length >= 8) {
1684	–	const int r = (length / 8) % 8;
1685	–	dest += r * 8;
1686	–
1687	–	int n = ((length / 8) + 7) / 8;
1688	–	switch (r) {
1689	–	case 0: do {
1690	–	dest += 64;
1691	–	INVERT_8(dest, -8);
1692	–	case 7: INVERT_8(dest, -7);
1693	–	case 6: INVERT_8(dest, -6);
1694	–	case 5: INVERT_8(dest, -5);
1695	–	case 4: INVERT_8(dest, -4);
1696	–	case 3: INVERT_8(dest, -3);
1697	–	case 2: INVERT_8(dest, -2);
1698	–	case 1: INVERT_8(dest, -1);
1699	–	} while (--n > 0);
1700	–	}
1701	–	}
1702	–
1703	–	// 32-bit cell to invert?
1704	–	if (length & 4) {
1705	–	INVERT_4(dest, 0);
1706	–	if (bpp <= 16)
1707	–	dest += 4;
1708	–	}
1709	–
1710	–	// 16-bit cell to invert?
1711	–	if (bpp <= 16 && (length & 2)) {
1712	–	INVERT_2(dest, 0);
1713	–	if (bpp <= 8)
1714	–	dest += 2;
1715	–	}
1716	–
1717	–	// 8-bit cell to invert?
1718	–	if (bpp <= 8 && (length & 1))
1719	–	INVERT_1(dest, 0);
1720	–
1721	–	#undef INVERT_1
1722	–	#undef INVERT_2
1723	–	#undef INVERT_4
1724	–	#undef INVERT_8
1725	–	}
1726	–
1727	–	void NQD_invrect(uint32 p)
1728	–	{
1729	–	D(bug("accl_invrect %08x\n", p));
1730	–
1731	–	// Get inversion parameters
1732	–	int16 dest_X = (int16)ReadMacInt16(p + acclDestRect + 2) - (int16)ReadMacInt16(p + acclDestBoundsRect + 2);
1733	–	int16 dest_Y = (int16)ReadMacInt16(p + acclDestRect + 0) - (int16)ReadMacInt16(p + acclDestBoundsRect + 0);
1734	–	int16 width = (int16)ReadMacInt16(p + acclDestRect + 6) - (int16)ReadMacInt16(p + acclDestRect + 2);
1735	–	int16 height = (int16)ReadMacInt16(p + acclDestRect + 4) - (int16)ReadMacInt16(p + acclDestRect + 0);
1736	–	D(bug(" dest X %d, dest Y %d\n", dest_X, dest_Y));
1737	–	D(bug(" width %d, height %d, bytes_per_row %d\n", width, height, (int32)ReadMacInt32(p + acclDestRowBytes)));
1738	–
1739	–	//!!?? pen_mode == 14
1740	–
1741	–	// And perform the inversion
1742	–	const int bpp = bytes_per_pixel(ReadMacInt32(p + acclDestPixelSize));
1743	–	const int dest_row_bytes = (int32)ReadMacInt32(p + acclDestRowBytes);
1744	–	uint8 dest = Mac2HostAddr(ReadMacInt32(p + acclDestBaseAddr) + (dest_Y dest_row_bytes) + (dest_X * bpp));
1745	–	width *= bpp;
1746	–	switch (bpp) {
1747	–	case 1:
1748	–	for (int i = 0; i < height; i++) {
1749	–	do_invrect<8>(dest, width);
1750	–	dest += dest_row_bytes;
1751	–	}
1752	–	break;
1753	–	case 2:
1754	–	for (int i = 0; i < height; i++) {
1755	–	do_invrect<16>(dest, width);
1756	–	dest += dest_row_bytes;
1757	–	}
1758	–	break;
1759	–	case 4:
1760	–	for (int i = 0; i < height; i++) {
1761	–	do_invrect<32>(dest, width);
1762	–	dest += dest_row_bytes;
1763	–	}
1764	–	break;
1765	–	}
1766	–	}
1767	–
1768	–	// Rectangle filling
1769	–	template< int bpp >
1770	–	static inline void do_fillrect(uint8 *dest, uint32 color, uint32 length)
1771	–	{
1772	–	#define FILL_1(PTR, OFS, VAL) ((uint8 *)(PTR))[OFS] = (VAL)
1773	–	#define FILL_2(PTR, OFS, VAL) ((uint16 *)(PTR))[OFS] = (VAL)
1774	–	#define FILL_4(PTR, OFS, VAL) ((uint32 *)(PTR))[OFS] = (VAL)
1775	–	#define FILL_8(PTR, OFS, VAL) ((uint64 *)(PTR))[OFS] = (VAL)
1776	–
1777	–	#ifndef UNALIGNED_PROFITABLE
1778	–	// Align on 16-bit boundaries
1779	–	if (bpp < 16 && (((uintptr)dest) & 1)) {
1780	–	FILL_1(dest, 0, color);
1781	–	dest += 1; length -= 1;
1782	–	}
1783	–
1784	–	// Align on 32-bit boundaries
1785	–	if (bpp < 32 && (((uintptr)dest) & 2)) {
1786	–	FILL_2(dest, 0, color);
1787	–	dest += 2; length -= 2;
1788	–	}
1789	–	#endif
1790	–
1791	–	// Fill 8-byte words
1792	–	if (length >= 8) {
1793	–	const uint64 c = (((uint64)color) << 32) \| color;
1794	–	const int r = (length / 8) % 8;
1795	–	dest += r * 8;
1796	–
1797	–	int n = ((length / 8) + 7) / 8;
1798	–	switch (r) {
1799	–	case 0: do {
1800	–	dest += 64;
1801	–	FILL_8(dest, -8, c);
1802	–	case 7: FILL_8(dest, -7, c);
1803	–	case 6: FILL_8(dest, -6, c);
1804	–	case 5: FILL_8(dest, -5, c);
1805	–	case 4: FILL_8(dest, -4, c);
1806	–	case 3: FILL_8(dest, -3, c);
1807	–	case 2: FILL_8(dest, -2, c);
1808	–	case 1: FILL_8(dest, -1, c);
1809	–	} while (--n > 0);
1810	–	}
1811	–	}
1812	–
1813	–	// 32-bit cell to fill?
1814	–	if (length & 4) {
1815	–	FILL_4(dest, 0, color);
1816	–	if (bpp <= 16)
1817	–	dest += 4;
1818	–	}
1819	–
1820	–	// 16-bit cell to fill?
1821	–	if (bpp <= 16 && (length & 2)) {
1822	–	FILL_2(dest, 0, color);
1823	–	if (bpp <= 8)
1824	–	dest += 2;
1825	–	}
1826	–
1827	–	// 8-bit cell to fill?
1828	–	if (bpp <= 8 && (length & 1))
1829	–	FILL_1(dest, 0, color);
1830	–
1831	–	#undef FILL_1
1832	–	#undef FILL_2
1833	–	#undef FILL_4
1834	–	#undef FILL_8
1835	–	}
1836	–
1837	–	void NQD_fillrect(uint32 p)
1838	–	{
1839	–	D(bug("accl_fillrect %08x\n", p));
1840	–
1841	–	// Get filling parameters
1842	–	int16 dest_X = (int16)ReadMacInt16(p + acclDestRect + 2) - (int16)ReadMacInt16(p + acclDestBoundsRect + 2);
1843	–	int16 dest_Y = (int16)ReadMacInt16(p + acclDestRect + 0) - (int16)ReadMacInt16(p + acclDestBoundsRect + 0);
1844	–	int16 width = (int16)ReadMacInt16(p + acclDestRect + 6) - (int16)ReadMacInt16(p + acclDestRect + 2);
1845	–	int16 height = (int16)ReadMacInt16(p + acclDestRect + 4) - (int16)ReadMacInt16(p + acclDestRect + 0);
1846	–	uint32 color = htonl(ReadMacInt32(p + acclPenMode) == 8 ? ReadMacInt32(p + acclForePen) : ReadMacInt32(p + acclBackPen));
1847	–	D(bug(" dest X %d, dest Y %d\n", dest_X, dest_Y));
1848	–	D(bug(" width %d, height %d\n", width, height));
1849	–	D(bug(" bytes_per_row %d color %08x\n", (int32)ReadMacInt32(p + acclDestRowBytes), color));
1850	–
1851	–	// And perform the fill
1852	–	const int bpp = bytes_per_pixel(ReadMacInt32(p + acclDestPixelSize));
1853	–	const int dest_row_bytes = (int32)ReadMacInt32(p + acclDestRowBytes);
1854	–	uint8 dest = Mac2HostAddr(ReadMacInt32(p + acclDestBaseAddr) + (dest_Y dest_row_bytes) + (dest_X * bpp));
1855	–	width *= bpp;
1856	–	switch (bpp) {
1857	–	case 1:
1858	–	for (int i = 0; i < height; i++) {
1859	–	memset(dest, color, width);
1860	–	dest += dest_row_bytes;
1861	–	}
1862	–	break;
1863	–	case 2:
1864	–	for (int i = 0; i < height; i++) {
1865	–	do_fillrect<16>(dest, color, width);
1866	–	dest += dest_row_bytes;
1867	–	}
1868	–	break;
1869	–	case 4:
1870	–	for (int i = 0; i < height; i++) {
1871	–	do_fillrect<32>(dest, color, width);
1872	–	dest += dest_row_bytes;
1873	–	}
1874	–	break;
1875	–	}
1876	–	}
1877	–
1878	–	bool NQD_fillrect_hook(uint32 p)
1879	–	{
1880	–	D(bug("accl_fillrect_hook %08x\n", p));
1881	–
1882	–	// Check if we can accelerate this fillrect
1883	–	if (ReadMacInt32(p + 0x284) != 0 && ReadMacInt32(p + acclDestPixelSize) >= 8) {
1884	–	const int transfer_mode = ReadMacInt32(p + acclTransferMode);
1885	–	if (transfer_mode == 8) {
1886	–	// Fill
1887	–	WriteMacInt32(p + acclDrawProc, NativeTVECT(NATIVE_FILLRECT));
1888	–	return true;
1889	–	}
1890	–	else if (transfer_mode == 10) {
1891	–	// Invert
1892	–	WriteMacInt32(p + acclDrawProc, NativeTVECT(NATIVE_INVRECT));
1893	–	return true;
1894	–	}
1895	–	}
1896	–	return false;
1897	–	}
1898	–
1899	–	// Rectangle blitting
1900	–	// TODO: optimize for VOSF and target pixmap == screen
1901	–	void NQD_bitblt(uint32 p)
1902	–	{
1903	–	D(bug("accl_bitblt %08x\n", p));
1904	–
1905	–	// Get blitting parameters
1906	–	int16 src_X = (int16)ReadMacInt16(p + acclSrcRect + 2) - (int16)ReadMacInt16(p + acclSrcBoundsRect + 2);
1907	–	int16 src_Y = (int16)ReadMacInt16(p + acclSrcRect + 0) - (int16)ReadMacInt16(p + acclSrcBoundsRect + 0);
1908	–	int16 dest_X = (int16)ReadMacInt16(p + acclDestRect + 2) - (int16)ReadMacInt16(p + acclDestBoundsRect + 2);
1909	–	int16 dest_Y = (int16)ReadMacInt16(p + acclDestRect + 0) - (int16)ReadMacInt16(p + acclDestBoundsRect + 0);
1910	–	int16 width = (int16)ReadMacInt16(p + acclDestRect + 6) - (int16)ReadMacInt16(p + acclDestRect + 2);
1911	–	int16 height = (int16)ReadMacInt16(p + acclDestRect + 4) - (int16)ReadMacInt16(p + acclDestRect + 0);
1912	–	D(bug(" src addr %08x, dest addr %08x\n", ReadMacInt32(p + acclSrcBaseAddr), ReadMacInt32(p + acclDestBaseAddr)));
1913	–	D(bug(" src X %d, src Y %d, dest X %d, dest Y %d\n", src_X, src_Y, dest_X, dest_Y));
1914	–	D(bug(" width %d, height %d\n", width, height));
1915	–
1916	–	// And perform the blit
1917	–	const int bpp = bytes_per_pixel(ReadMacInt32(p + acclSrcPixelSize));
1918	–	width *= bpp;
1919	–	if ((int32)ReadMacInt32(p + acclSrcRowBytes) > 0) {
1920	–	const int src_row_bytes = (int32)ReadMacInt32(p + acclSrcRowBytes);
1921	–	const int dst_row_bytes = (int32)ReadMacInt32(p + acclDestRowBytes);
1922	–	uint8 src = Mac2HostAddr(ReadMacInt32(p + acclSrcBaseAddr) + (src_Y src_row_bytes) + (src_X * bpp));
1923	–	uint8 dst = Mac2HostAddr(ReadMacInt32(p + acclDestBaseAddr) + (dest_Y dst_row_bytes) + (dest_X * bpp));
1924	–	for (int i = 0; i < height; i++) {
1925	–	memmove(dst, src, width);
1926	–	src += src_row_bytes;
1927	–	dst += dst_row_bytes;
1928	–	}
1929	–	}
1930	–	else {
1931	–	const int src_row_bytes = -(int32)ReadMacInt32(p + acclSrcRowBytes);
1932	–	const int dst_row_bytes = -(int32)ReadMacInt32(p + acclDestRowBytes);
1933	–	uint8 src = Mac2HostAddr(ReadMacInt32(p + acclSrcBaseAddr) + ((src_Y + height - 1) src_row_bytes) + (src_X * bpp));
1934	–	uint8 dst = Mac2HostAddr(ReadMacInt32(p + acclDestBaseAddr) + ((dest_Y + height - 1) dst_row_bytes) + (dest_X * bpp));
1935	–	for (int i = height - 1; i >= 0; i--) {
1936	–	memmove(dst, src, width);
1937	–	src -= src_row_bytes;
1938	–	dst -= dst_row_bytes;
1939	–	}
1940	–	}
1941	–	}
1942	–
1943	–	/*
1944	–	BitBlt transfer modes:
1945	–	0 : srcCopy
1946	–	1 : srcOr
1947	–	2 : srcXor
1948	–	3 : srcBic
1949	–	4 : notSrcCopy
1950	–	5 : notSrcOr
1951	–	6 : notSrcXor
1952	–	7 : notSrcBic
1953	–	32 : blend
1954	–	33 : addPin
1955	–	34 : addOver
1956	–	35 : subPin
1957	–	36 : transparent
1958	–	37 : adMax
1959	–	38 : subOver
1960	–	39 : adMin
1961	–	50 : hilite
1962	–	*/
1963	–
1964	–	bool NQD_bitblt_hook(uint32 p)
1965	–	{
1966	–	D(bug("accl_draw_hook %08x\n", p));
1967	–
1968	–	// Check if we can accelerate this bitblt
1969	–	if (ReadMacInt32(p + 0x018) + ReadMacInt32(p + 0x128) == 0 &&
1970	–	ReadMacInt32(p + 0x130) == 0 &&
1971	–	ReadMacInt32(p + acclSrcPixelSize) >= 8 &&
1972	–	ReadMacInt32(p + acclSrcPixelSize) == ReadMacInt32(p + acclDestPixelSize) &&
1973	–	(ReadMacInt32(p + acclSrcRowBytes) ^ ReadMacInt32(p + acclDestRowBytes)) >= 0 && // same sign?
1974	–	ReadMacInt32(p + acclTransferMode) == 0 && // srcCopy?
1975	–	ReadMacInt32(p + 0x15c) > 0) {
1976	–
1977	–	// Yes, set function pointer
1978	–	WriteMacInt32(p + acclDrawProc, NativeTVECT(NATIVE_BITBLT));
1979	–	return true;
1980	–	}
1981	–	return false;
1982	–	}
1983	–
1984	–	// Wait for graphics operation to finish
1985	–	bool NQD_sync_hook(uint32 arg)
1986	–	{
1987	–	D(bug("accl_sync_hook %08x\n", arg));
1988	–	return true;
1989	–	}
1990	–
1991	–	void VideoInstallAccel(void)
1992	–	{
1993	–	// Install acceleration hooks
1994	–	if (PrefsFindBool("gfxaccel")) {
1995	–	D(bug("Video: Installing acceleration hooks\n"));
1996	–	uint32 base;
1997	–
1998	–	SheepVar bitblt_hook_info(sizeof(accl_hook_info));
1999	–	base = bitblt_hook_info.addr();
2000	–	WriteMacInt32(base + 0, NativeTVECT(NATIVE_BITBLT_HOOK));
2001	–	WriteMacInt32(base + 4, NativeTVECT(NATIVE_SYNC_HOOK));
2002	–	WriteMacInt32(base + 8, ACCL_BITBLT);
2003	–	NQDMisc(6, bitblt_hook_info.ptr());
2004	–
2005	–	SheepVar fillrect_hook_info(sizeof(accl_hook_info));
2006	–	base = fillrect_hook_info.addr();
2007	–	WriteMacInt32(base + 0, NativeTVECT(NATIVE_FILLRECT_HOOK));
2008	–	WriteMacInt32(base + 4, NativeTVECT(NATIVE_SYNC_HOOK));
2009	–	WriteMacInt32(base + 8, ACCL_FILLRECT);
2010	–	NQDMisc(6, fillrect_hook_info.ptr());
2011	–	}
2012	–	}
2013	–
2014	–
2015	–	/*
2040		* Change video mode
2041		*/
2042
#	Line 2285 \| Line 2309 \| static void handle_palette_changes(void)
2309		}
2310
2311		#ifdef ENABLE_XF86_DGA
2312	<	if (display_type == DIS_SCREEN) {
2312	>	if (display_type == DIS_SCREEN && !is_fbdev_dga_mode) {
2313		current_dga_cmap ^= 1;
2314		if (!IsDirectMode(mode) && cmap[current_dga_cmap])
2315		XF86DGAInstallColormap(x_display, screen, cmap[current_dga_cmap]);
#	Line 2330 \| Line 2354 \| *static void redraw_func(void arg)*
2354		quit_full_screen = false;
2355		if (display_type == DIS_SCREEN) {
2356		XDisplayLock();
2357	+	#if defined(ENABLE_XF86_DGA) \|\| defined(ENABLE_FBDEV_DGA)
2358		#ifdef ENABLE_XF86_DGA
2359	<	XF86DGADirectVideo(x_display, screen, 0);
2359	>	if (is_fbdev_dga_mode)
2360	>	XF86DGADirectVideo(x_display, screen, 0);
2361	>	#endif
2362		XUngrabPointer(x_display, CurrentTime);
2363		XUngrabKeyboard(x_display, CurrentTime);
2364		XUnmapWindow(x_display, the_win);
#	Line 2371 \| Line 2398 \| *static void redraw_func(void arg)*
2398		// Set new cursor image if it was changed
2399		if (hw_mac_cursor_accl && cursor_changed) {
2400		cursor_changed = false;
2401	<	memcpy(cursor_image->data, MacCursor + 4, 32);
2402	<	memcpy(cursor_mask_image->data, MacCursor + 36, 32);
2401	>	uint8 x_data = (uint8 )cursor_image->data;
2402	>	uint8 x_mask = (uint8 )cursor_mask_image->data;
2403	>	for (int i = 0; i < 32; i++) {
2404	>	x_mask[i] = MacCursor[4 + i] \| MacCursor[36 + i];
2405	>	x_data[i] = MacCursor[4 + i];
2406	>	}
2407		XDisplayLock();
2408		XFreeCursor(x_display, mac_cursor);
2409		XPutImage(x_display, cursor_map, cursor_gc, cursor_image, 0, 0, 0, 0, 16, 16);

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+Removed lines
-+
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+Changed lines
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+Changed lines

Comparing SheepShaver/src/Unix/video_x.cpp (file contents): Revision 1.29 by gbeauche, 2004-06-22T20:01:18Z vs. Revision 1.40 by gbeauche, 2005-03-28T16:19:28Z

Diff Legend

Comparing SheepShaver/src/Unix/video_x.cpp (file contents):
Revision 1.29 by gbeauche, 2004-06-22T20:01:18Z vs.
Revision 1.40 by gbeauche, 2005-03-28T16:19:28Z