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root/cebix/BasiliskII/src/SDL/video_sdl.cpp

Comparing BasiliskII/src/SDL/video_sdl.cpp (file contents):
Revision 1.8 by gbeauche, 2004-06-26T17:20:35Z vs.
Revision 1.17 by gbeauche, 2005-03-19T05:34:15Z

#	Line 1 | Line 1
1		/*
2		*  video_sdl.cpp - Video/graphics emulation, SDL specific stuff
3		*
4	<	*  Basilisk II (C) 1997-2004 Christian Bauer
4	>	*  Basilisk II (C) 1997-2005 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 37 | Line 37
37		*    Besides, there can't seem to be a way to call SetVideoMode() from a child thread.
38		*  - Refresh performance is still slow. Use SDL_CreateRGBSurface()?
39		*  - Backport hw cursor acceleration to Basilisk II?
40	–	*  - Move generic Native QuickDraw acceleration routines to gfxaccel.cpp
40		*/
41
42		#include "sysdeps.h"
#	Line 57 | Line 56
56		#include "video.h"
57		#include "video_defs.h"
58		#include "video_blit.h"
59	+	#include "vm_alloc.h"
60
61		#define DEBUG 0
62		#include "debug.h"
#	Line 82 | Line 82 | static int display_type = DISPLAY_WINDOW
82		#endif
83
84		// Constants
85	+	#ifdef WIN32
86	+	const char KEYCODE_FILE_NAME[] = "BasiliskII_keycodes";
87	+	#else
88		const char KEYCODE_FILE_NAME[] = DATADIR "/keycodes";
89	+	#endif
90
91
92		// Global variables
#	Line 97 | Line 101 | static uint32 the_buffer_size;                                         // S
101		static bool redraw_thread_active = false;                       // Flag: Redraw thread installed
102		static volatile bool redraw_thread_cancel;                      // Flag: Cancel Redraw thread
103		static SDL_Thread *redraw_thread = NULL;                        // Redraw thread
104	+	static volatile bool thread_stop_req = false;
105	+	static volatile bool thread_stop_ack = false;           // Acknowledge for thread_stop_req
106
107		#ifdef ENABLE_VOSF
108		static bool use_vosf = false;                                           // Flag: VOSF enabled
#	Line 146 | Line 152 | extern void SysMountFirstFloppy(void);
152
153
154		/*
155	+	*  Framebuffer allocation routines
156	+	*/
157	+
158	+	static void *vm_acquire_framebuffer(uint32 size)
159	+	{
160	+	#ifdef SHEEPSHAVER
161	+	#ifdef DIRECT_ADDRESSING_HACK
162	+	const uint32 FRAME_BUFFER_BASE = 0x61000000;
163	+	uint8 *fb = Mac2HostAddr(FRAME_BUFFER_BASE);
164	+	if (vm_acquire_fixed(fb, size) < 0)
165	+	fb = VM_MAP_FAILED;
166	+	return fb;
167	+	#endif
168	+	#endif
169	+	return vm_acquire(size);
170	+	}
171	+
172	+	static inline void vm_release_framebuffer(void *fb, uint32 size)
173	+	{
174	+	vm_release(fb, size);
175	+	}
176	+
177	+
178	+	/*
179		*  SheepShaver glue
180		*/
181
#	Line 325 | Line 355 | static inline int bytes_per_pixel(int de
355		}
356
357		// Map video_mode depth ID to numerical depth value
358	<	static int sdl_depth_of_video_depth(int video_depth)
358	>	static int mac_depth_of_video_depth(int video_depth)
359		{
360		int depth = -1;
361		switch (video_depth) {
#	Line 353 | Line 383 | static int sdl_depth_of_video_depth(int
383		return depth;
384		}
385
386	+	// Map video_mode depth ID to SDL screen depth
387	+	static int sdl_depth_of_video_depth(int video_depth)
388	+	{
389	+	return (video_depth <= VIDEO_DEPTH_8BIT) ? 8 : mac_depth_of_video_depth(video_depth);
390	+	}
391	+
392		// Check wether specified mode is available
393		static bool has_mode(int type, int width, int height)
394		{
#	Line 413 | Line 449 | static void add_mode(int type, int width
449		VIDEO_MODE_Y = height;
450		VIDEO_MODE_RESOLUTION = resolution_id;
451		VIDEO_MODE_ROW_BYTES = bytes_per_row;
452	<	VIDEO_MODE_DEPTH = depth;
452	>	VIDEO_MODE_DEPTH = (video_depth)depth;
453		VideoModes.push_back(mode);
454		}
455
#	Line 549 | Line 585 | driver_base::~driver_base()
585		if (s)
586		SDL_FreeSurface(s);
587
588	+	// the_buffer shall always be mapped through vm_acquire_framebuffer()
589	+	if (the_buffer != VM_MAP_FAILED) {
590	+	D(bug(" releasing the_buffer at %p (%d bytes)\n", the_buffer, the_buffer_size));
591	+	vm_release_framebuffer(the_buffer, the_buffer_size);
592	+	the_buffer = NULL;
593	+	}
594	+
595		// Free frame buffer(s)
596		if (!use_vosf) {
554	–	if (the_buffer) {
555	–	free(the_buffer);
556	–	the_buffer = NULL;
557	–	}
597		if (the_buffer_copy) {
598		free(the_buffer_copy);
599		the_buffer_copy = NULL;
#	Line 562 | Line 601 | driver_base::~driver_base()
601		}
602		#ifdef ENABLE_VOSF
603		else {
565	–	// the_buffer shall always be mapped through vm_acquire() so that we can vm_protect() it at will
566	–	if (the_buffer != VM_MAP_FAILED) {
567	–	D(bug(" releasing the_buffer at %p (%d bytes)\n", the_buffer, the_buffer_size));
568	–	vm_release(the_buffer, the_buffer_size);
569	–	the_buffer = NULL;
570	–	}
604		if (the_host_buffer) {
605		D(bug(" freeing the_host_buffer at %p\n", the_host_buffer));
606		free(the_host_buffer);
#	Line 578 | Line 611 | driver_base::~driver_base()
611		free(the_buffer_copy);
612		the_buffer_copy = NULL;
613		}
614	+
615	+	// Deinitialize VOSF
616	+	video_vosf_exit();
617		}
618		#endif
619		}
#	Line 587 | Line 623 | void driver_base::update_palette(void)
623		{
624		const VIDEO_MODE &mode = monitor.get_current_mode();
625
626	<	if (VIDEO_MODE_DEPTH <= VIDEO_DEPTH_8BIT)
626	>	if ((int)VIDEO_MODE_DEPTH <= VIDEO_DEPTH_8BIT)
627		SDL_SetPalette(s, SDL_PHYSPAL, sdl_palette, 0, 256);
628		}
629
#	Line 618 | Line 654 | driver_window::driver_window(SDL_monitor
654		ADBSetRelMouseMode(mouse_grabbed);
655
656		// Create surface
657	<	int depth = (VIDEO_MODE_DEPTH <= VIDEO_DEPTH_8BIT ? 8 : screen_depth);
657	>	int depth = sdl_depth_of_video_depth(VIDEO_MODE_DEPTH);
658		if ((s = SDL_SetVideoMode(width, height, depth, SDL_HWSURFACE)) == NULL)
659		return;
660
#	Line 627 | Line 663 | driver_window::driver_window(SDL_monitor
663		// Allocate memory for frame buffer (SIZE is extended to page-boundary)
664		the_host_buffer = (uint8 *)s->pixels;
665		the_buffer_size = page_extend((aligned_height + 2) * s->pitch);
666	<	the_buffer = (uint8 *)vm_acquire(the_buffer_size);
666	>	the_buffer = (uint8 *)vm_acquire_framebuffer(the_buffer_size);
667		the_buffer_copy = (uint8 *)malloc(the_buffer_size);
668		D(bug("the_buffer = %p, the_buffer_copy = %p, the_host_buffer = %p\n", the_buffer, the_buffer_copy, the_host_buffer));
669
#	Line 651 | Line 687 | driver_window::driver_window(SDL_monitor
687		// Allocate memory for frame buffer
688		the_buffer_size = (aligned_height + 2) * s->pitch;
689		the_buffer_copy = (uint8 *)calloc(1, the_buffer_size);
690	<	the_buffer = (uint8 *)calloc(1, the_buffer_size);
690	>	the_buffer = (uint8 *)vm_acquire_framebuffer(the_buffer_size);
691		D(bug("the_buffer = %p, the_buffer_copy = %p\n", the_buffer, the_buffer_copy));
692		}
693
#	Line 676 | Line 712 | driver_window::driver_window(SDL_monitor
712		visualFormat.Rmask = f->Rmask;
713		visualFormat.Gmask = f->Gmask;
714		visualFormat.Bmask = f->Bmask;
715	<	Screen_blitter_init(visualFormat, true, sdl_depth_of_video_depth(VIDEO_MODE_DEPTH));
715	>	Screen_blitter_init(visualFormat, true, mac_depth_of_video_depth(VIDEO_MODE_DEPTH));
716
717		// Load gray ramp to 8->16/32 expand map
718		if (!IsDirectMode(mode))
#	Line 774 | Line 810 | static void keycode_init(void)
810		SDL_VideoDriverName(video_driver, sizeof(video_driver));
811		bool video_driver_found = false;
812		char line[256];
813	+	int n_keys = 0;
814		while (fgets(line, sizeof(line) - 1, f)) {
815		// Read line
816		int len = strlen(line);
#	Line 786 | Line 823 | static void keycode_init(void)
823		continue;
824
825		if (video_driver_found) {
826	<	// Skip aliases
827	<	static const char alias_str[] = "alias";
828	<	if (strncmp(line, alias_str, sizeof(alias_str) - 1) == 0)
826	>	// Skip aliases as long as we have read keycodes yet
827	>	// Otherwise, it's another mapping and we have to stop
828	>	static const char sdl_str[] = "sdl";
829	>	if (strncmp(line, sdl_str, sizeof(sdl_str) - 1) == 0 && n_keys == 0)
830		continue;
831
832		// Read keycode
833		int x_code, mac_code;
834		if (sscanf(line, "%d %d", &x_code, &mac_code) == 2)
835	<	keycode_table[x_code & 0xff] = mac_code;
835	>	keycode_table[x_code & 0xff] = mac_code, n_keys++;
836		else
837		break;
838		} else {
839		// Search for SDL video driver string
840	<	static const char alias_sdl_str[] = "alias SDL";
841	<	if (strncmp(line, alias_sdl_str, sizeof(alias_sdl_str) - 1) == 0) {
842	<	char *p = line + sizeof(alias_sdl_str);
840	>	static const char sdl_str[] = "sdl";
841	>	if (strncmp(line, sdl_str, sizeof(sdl_str) - 1) == 0) {
842	>	char *p = line + sizeof(sdl_str);
843		if (strstr(video_driver, p) == video_driver)
844		video_driver_found = true;
845		}
#	Line 819 | Line 857 | static void keycode_init(void)
857		WarningAlert(str);
858		return;
859		}
860	+
861	+	D(bug("Using SDL/%s keycodes table, %d key mappings\n", video_driver, n_keys));
862		}
863		}
864
#	Line 919 | Line 959 | bool VideoInit(bool classic)
959		int max_width = 640, max_height = 480;
960		SDL_Rect **modes = SDL_ListModes(NULL, SDL_FULLSCREEN | SDL_HWSURFACE);
961		if (modes && modes != (SDL_Rect **)-1) {
962	<	max_width = modes[0]->w;
963	<	max_height = modes[0]->h;
962	>	// It turns out that on some implementations, and contrary to the documentation,
963	>	// the returned list is not sorted from largest to smallest (e.g. Windows)
964	>	for (int i = 0; modes[i] != NULL; i++) {
965	>	const int w = modes[i]->w;
966	>	const int h = modes[i]->h;
967	>	if (w > max_width && h > max_height) {
968	>	max_width = w;
969	>	max_height = h;
970	>	}
971	>	}
972		if (default_width > max_width)
973		default_width = max_width;
974		if (default_height > max_height)
#	Line 955 | Line 1003 | bool VideoInit(bool classic)
1003		add_mode(display_type, 512, 342, 0x80, 64, VIDEO_DEPTH_1BIT);
1004		else {
1005		for (int d = VIDEO_DEPTH_1BIT; d <= default_depth; d++) {
1006	<	int bpp = (d <= VIDEO_DEPTH_8BIT ? 8 : sdl_depth_of_video_depth(d));
1006	>	int bpp = sdl_depth_of_video_depth(d);
1007		if (SDL_VideoModeOK(max_width, max_height, bpp, SDL_HWSURFACE))
1008		add_window_modes(video_depth(d));
1009		}
#	Line 1043 | Line 1091 | void SDL_monitor_desc::video_close(void)
1091		UNLOCK_FRAME_BUFFER;
1092		D(bug(" frame buffer unlocked\n"));
1093
1046	–	#ifdef ENABLE_VOSF
1047	–	if (use_vosf) {
1048	–	// Deinitialize VOSF
1049	–	video_vosf_exit();
1050	–	}
1051	–	#endif
1052	–
1094		// Close display
1095		delete drv;
1096		drv = NULL;
#	Line 1147 | Line 1188 | void SDL_monitor_desc::set_palette(uint8
1188		const VIDEO_MODE &mode = get_current_mode();
1189
1190		// FIXME: how can we handle the gamma ramp?
1191	<	if (VIDEO_MODE_DEPTH > VIDEO_DEPTH_8BIT)
1191	>	if ((int)VIDEO_MODE_DEPTH > VIDEO_DEPTH_8BIT)
1192		return;
1193
1194		LOCK_PALETTE;
#	Line 1208 | Line 1249 | int16 video_mode_change(VidLocals *csSav
1249		csSave->saveData = ReadMacInt32(ParamPtr + csData);
1250		csSave->savePage = ReadMacInt16(ParamPtr + csPage);
1251
1252	<	// Disable interrupts
1252	>	// Disable interrupts and pause redraw thread
1253		DisableInterrupt();
1254	+	thread_stop_ack = false;
1255	+	thread_stop_req = true;
1256	+	while (!thread_stop_ack) ;
1257
1258		cur_mode = i;
1259		monitor_desc *monitor = VideoMonitors[0];
#	Line 1220 | Line 1264 | int16 video_mode_change(VidLocals *csSav
1264		csSave->saveData=VModes[cur_mode].viAppleID;/* First mode ... */
1265		csSave->saveMode=VModes[cur_mode].viAppleMode;
1266
1267	<	// Enable interrupts
1267	>	// Enable interrupts and resume redraw thread
1268	>	thread_stop_req = false;
1269		EnableInterrupt();
1270		return noErr;
1271		}
#	Line 1267 | Line 1312 | void video_set_cursor(void)
1312
1313
1314		/*
1315	<	*  Install graphics acceleration
1315	>	*  Keyboard-related utilify functions
1316		*/
1317
1318	<	#ifdef SHEEPSHAVER
1274	<	// Rectangle inversion
1275	<	template< int bpp >
1276	<	static inline void do_invrect(uint8 *dest, uint32 length)
1277	<	{
1278	<	#define INVERT_1(PTR, OFS) ((uint8  *)(PTR))[OFS] = ~((uint8  *)(PTR))[OFS]
1279	<	#define INVERT_2(PTR, OFS) ((uint16 *)(PTR))[OFS] = ~((uint16 *)(PTR))[OFS]
1280	<	#define INVERT_4(PTR, OFS) ((uint32 *)(PTR))[OFS] = ~((uint32 *)(PTR))[OFS]
1281	<	#define INVERT_8(PTR, OFS) ((uint64 *)(PTR))[OFS] = ~((uint64 *)(PTR))[OFS]
1282	<
1283	<	#ifndef UNALIGNED_PROFITABLE
1284	<	// Align on 16-bit boundaries
1285	<	if (bpp < 16 && (((uintptr)dest) & 1)) {
1286	<	INVERT_1(dest, 0);
1287	<	dest += 1; length -= 1;
1288	<	}
1289	<
1290	<	// Align on 32-bit boundaries
1291	<	if (bpp < 32 && (((uintptr)dest) & 2)) {
1292	<	INVERT_2(dest, 0);
1293	<	dest += 2; length -= 2;
1294	<	}
1295	<	#endif
1296	<
1297	<	// Invert 8-byte words
1298	<	if (length >= 8) {
1299	<	const int r = (length / 8) % 8;
1300	<	dest += r * 8;
1301	<
1302	<	int n = ((length / 8) + 7) / 8;
1303	<	switch (r) {
1304	<	case 0: do {
1305	<	dest += 64;
1306	<	INVERT_8(dest, -8);
1307	<	case 7: INVERT_8(dest, -7);
1308	<	case 6: INVERT_8(dest, -6);
1309	<	case 5: INVERT_8(dest, -5);
1310	<	case 4: INVERT_8(dest, -4);
1311	<	case 3: INVERT_8(dest, -3);
1312	<	case 2: INVERT_8(dest, -2);
1313	<	case 1: INVERT_8(dest, -1);
1314	<	} while (--n > 0);
1315	<	}
1316	<	}
1317	<
1318	<	// 32-bit cell to invert?
1319	<	if (length & 4) {
1320	<	INVERT_4(dest, 0);
1321	<	if (bpp <= 16)
1322	<	dest += 4;
1323	<	}
1324	<
1325	<	// 16-bit cell to invert?
1326	<	if (bpp <= 16 && (length & 2)) {
1327	<	INVERT_2(dest, 0);
1328	<	if (bpp <= 8)
1329	<	dest += 2;
1330	<	}
1331	<
1332	<	// 8-bit cell to invert?
1333	<	if (bpp <= 8 && (length & 1))
1334	<	INVERT_1(dest, 0);
1335	<
1336	<	#undef INVERT_1
1337	<	#undef INVERT_2
1338	<	#undef INVERT_4
1339	<	#undef INVERT_8
1340	<	}
1341	<
1342	<	void NQD_invrect(uint32 p)
1343	<	{
1344	<	D(bug("accl_invrect %08x\n", p));
1345	<
1346	<	// Get inversion parameters
1347	<	int16 dest_X = (int16)ReadMacInt16(p + acclDestRect + 2) - (int16)ReadMacInt16(p + acclDestBoundsRect + 2);
1348	<	int16 dest_Y = (int16)ReadMacInt16(p + acclDestRect + 0) - (int16)ReadMacInt16(p + acclDestBoundsRect + 0);
1349	<	int16 width  = (int16)ReadMacInt16(p + acclDestRect + 6) - (int16)ReadMacInt16(p + acclDestRect + 2);
1350	<	int16 height = (int16)ReadMacInt16(p + acclDestRect + 4) - (int16)ReadMacInt16(p + acclDestRect + 0);
1351	<	D(bug(" dest X %d, dest Y %d\n", dest_X, dest_Y));
1352	<	D(bug(" width %d, height %d, bytes_per_row %d\n", width, height, (int32)ReadMacInt32(p + acclDestRowBytes)));
1353	<
1354	<	//!!?? pen_mode == 14
1355	<
1356	<	// And perform the inversion
1357	<	const int bpp = bytes_per_pixel(ReadMacInt32(p + acclDestPixelSize));
1358	<	const int dest_row_bytes = (int32)ReadMacInt32(p + acclDestRowBytes);
1359	<	uint8 *dest = Mac2HostAddr(ReadMacInt32(p + acclDestBaseAddr) + (dest_Y * dest_row_bytes) + (dest_X * bpp));
1360	<	width *= bpp;
1361	<	switch (bpp) {
1362	<	case 1:
1363	<	for (int i = 0; i < height; i++) {
1364	<	do_invrect<8>(dest, width);
1365	<	dest += dest_row_bytes;
1366	<	}
1367	<	break;
1368	<	case 2:
1369	<	for (int i = 0; i < height; i++) {
1370	<	do_invrect<16>(dest, width);
1371	<	dest += dest_row_bytes;
1372	<	}
1373	<	break;
1374	<	case 4:
1375	<	for (int i = 0; i < height; i++) {
1376	<	do_invrect<32>(dest, width);
1377	<	dest += dest_row_bytes;
1378	<	}
1379	<	break;
1380	<	}
1381	<	}
1382	<
1383	<	// Rectangle filling
1384	<	template< int bpp >
1385	<	static inline void do_fillrect(uint8 *dest, uint32 color, uint32 length)
1318	>	static bool is_modifier_key(SDL_KeyboardEvent const & e)
1319		{
1320	<	#define FILL_1(PTR, OFS, VAL) ((uint8  *)(PTR))[OFS] = (VAL)
1321	<	#define FILL_2(PTR, OFS, VAL) ((uint16 *)(PTR))[OFS] = (VAL)
1322	<	#define FILL_4(PTR, OFS, VAL) ((uint32 *)(PTR))[OFS] = (VAL)
1323	<	#define FILL_8(PTR, OFS, VAL) ((uint64 *)(PTR))[OFS] = (VAL)
1324	<
1325	<	#ifndef UNALIGNED_PROFITABLE
1326	<	// Align on 16-bit boundaries
1327	<	if (bpp < 16 && (((uintptr)dest) & 1)) {
1328	<	FILL_1(dest, 0, color);
1329	<	dest += 1; length -= 1;
1330	<	}
1331	<
1332	<	// Align on 32-bit boundaries
1333	<	if (bpp < 32 && (((uintptr)dest) & 2)) {
1334	<	FILL_2(dest, 0, color);
1335	<	dest += 2; length -= 2;
1403	<	}
1404	<	#endif
1405	<
1406	<	// Fill 8-byte words
1407	<	if (length >= 8) {
1408	<	const uint64 c = (((uint64)color) << 32) | color;
1409	<	const int r = (length / 8) % 8;
1410	<	dest += r * 8;
1411	<
1412	<	int n = ((length / 8) + 7) / 8;
1413	<	switch (r) {
1414	<	case 0: do {
1415	<	dest += 64;
1416	<	FILL_8(dest, -8, c);
1417	<	case 7: FILL_8(dest, -7, c);
1418	<	case 6: FILL_8(dest, -6, c);
1419	<	case 5: FILL_8(dest, -5, c);
1420	<	case 4: FILL_8(dest, -4, c);
1421	<	case 3: FILL_8(dest, -3, c);
1422	<	case 2: FILL_8(dest, -2, c);
1423	<	case 1: FILL_8(dest, -1, c);
1424	<	} while (--n > 0);
1425	<	}
1426	<	}
1427	<
1428	<	// 32-bit cell to fill?
1429	<	if (length & 4) {
1430	<	FILL_4(dest, 0, color);
1431	<	if (bpp <= 16)
1432	<	dest += 4;
1433	<	}
1434	<
1435	<	// 16-bit cell to fill?
1436	<	if (bpp <= 16 && (length & 2)) {
1437	<	FILL_2(dest, 0, color);
1438	<	if (bpp <= 8)
1439	<	dest += 2;
1440	<	}
1441	<
1442	<	// 8-bit cell to fill?
1443	<	if (bpp <= 8 && (length & 1))
1444	<	FILL_1(dest, 0, color);
1445	<
1446	<	#undef FILL_1
1447	<	#undef FILL_2
1448	<	#undef FILL_4
1449	<	#undef FILL_8
1450	<	}
1451	<
1452	<	void NQD_fillrect(uint32 p)
1453	<	{
1454	<	D(bug("accl_fillrect %08x\n", p));
1455	<
1456	<	// Get filling parameters
1457	<	int16 dest_X = (int16)ReadMacInt16(p + acclDestRect + 2) - (int16)ReadMacInt16(p + acclDestBoundsRect + 2);
1458	<	int16 dest_Y = (int16)ReadMacInt16(p + acclDestRect + 0) - (int16)ReadMacInt16(p + acclDestBoundsRect + 0);
1459	<	int16 width  = (int16)ReadMacInt16(p + acclDestRect + 6) - (int16)ReadMacInt16(p + acclDestRect + 2);
1460	<	int16 height = (int16)ReadMacInt16(p + acclDestRect + 4) - (int16)ReadMacInt16(p + acclDestRect + 0);
1461	<	uint32 color = htonl(ReadMacInt32(p + acclPenMode) == 8 ? ReadMacInt32(p + acclForePen) : ReadMacInt32(p + acclBackPen));
1462	<	D(bug(" dest X %d, dest Y %d\n", dest_X, dest_Y));
1463	<	D(bug(" width %d, height %d\n", width, height));
1464	<	D(bug(" bytes_per_row %d color %08x\n", (int32)ReadMacInt32(p + acclDestRowBytes), color));
1465	<
1466	<	// And perform the fill
1467	<	const int bpp = bytes_per_pixel(ReadMacInt32(p + acclDestPixelSize));
1468	<	const int dest_row_bytes = (int32)ReadMacInt32(p + acclDestRowBytes);
1469	<	uint8 *dest = Mac2HostAddr(ReadMacInt32(p + acclDestBaseAddr) + (dest_Y * dest_row_bytes) + (dest_X * bpp));
1470	<	width *= bpp;
1471	<	switch (bpp) {
1472	<	case 1:
1473	<	for (int i = 0; i < height; i++) {
1474	<	memset(dest, color, width);
1475	<	dest += dest_row_bytes;
1476	<	}
1477	<	break;
1478	<	case 2:
1479	<	for (int i = 0; i < height; i++) {
1480	<	do_fillrect<16>(dest, color, width);
1481	<	dest += dest_row_bytes;
1482	<	}
1483	<	break;
1484	<	case 4:
1485	<	for (int i = 0; i < height; i++) {
1486	<	do_fillrect<32>(dest, color, width);
1487	<	dest += dest_row_bytes;
1488	<	}
1489	<	break;
1490	<	}
1491	<	}
1492	<
1493	<	bool NQD_fillrect_hook(uint32 p)
1494	<	{
1495	<	D(bug("accl_fillrect_hook %08x\n", p));
1496	<
1497	<	// Check if we can accelerate this fillrect
1498	<	if (ReadMacInt32(p + 0x284) != 0 && ReadMacInt32(p + acclDestPixelSize) >= 8) {
1499	<	const int transfer_mode = ReadMacInt32(p + acclTransferMode);
1500	<	if (transfer_mode == 8) {
1501	<	// Fill
1502	<	WriteMacInt32(p + acclDrawProc, NativeTVECT(NATIVE_FILLRECT));
1503	<	return true;
1504	<	}
1505	<	else if (transfer_mode == 10) {
1506	<	// Invert
1507	<	WriteMacInt32(p + acclDrawProc, NativeTVECT(NATIVE_INVRECT));
1508	<	return true;
1509	<	}
1510	<	}
1511	<	return false;
1512	<	}
1513	<
1514	<	// Rectangle blitting
1515	<	// TODO: optimize for VOSF and target pixmap == screen
1516	<	void NQD_bitblt(uint32 p)
1517	<	{
1518	<	D(bug("accl_bitblt %08x\n", p));
1519	<
1520	<	// Get blitting parameters
1521	<	int16 src_X  = (int16)ReadMacInt16(p + acclSrcRect + 2) - (int16)ReadMacInt16(p + acclSrcBoundsRect + 2);
1522	<	int16 src_Y  = (int16)ReadMacInt16(p + acclSrcRect + 0) - (int16)ReadMacInt16(p + acclSrcBoundsRect + 0);
1523	<	int16 dest_X = (int16)ReadMacInt16(p + acclDestRect + 2) - (int16)ReadMacInt16(p + acclDestBoundsRect + 2);
1524	<	int16 dest_Y = (int16)ReadMacInt16(p + acclDestRect + 0) - (int16)ReadMacInt16(p + acclDestBoundsRect + 0);
1525	<	int16 width  = (int16)ReadMacInt16(p + acclDestRect + 6) - (int16)ReadMacInt16(p + acclDestRect + 2);
1526	<	int16 height = (int16)ReadMacInt16(p + acclDestRect + 4) - (int16)ReadMacInt16(p + acclDestRect + 0);
1527	<	D(bug(" src addr %08x, dest addr %08x\n", ReadMacInt32(p + acclSrcBaseAddr), ReadMacInt32(p + acclDestBaseAddr)));
1528	<	D(bug(" src X %d, src Y %d, dest X %d, dest Y %d\n", src_X, src_Y, dest_X, dest_Y));
1529	<	D(bug(" width %d, height %d\n", width, height));
1530	<
1531	<	// And perform the blit
1532	<	const int bpp = bytes_per_pixel(ReadMacInt32(p + acclSrcPixelSize));
1533	<	width *= bpp;
1534	<	if ((int32)ReadMacInt32(p + acclSrcRowBytes) > 0) {
1535	<	const int src_row_bytes = (int32)ReadMacInt32(p + acclSrcRowBytes);
1536	<	const int dst_row_bytes = (int32)ReadMacInt32(p + acclDestRowBytes);
1537	<	uint8 *src = Mac2HostAddr(ReadMacInt32(p + acclSrcBaseAddr) + (src_Y * src_row_bytes) + (src_X * bpp));
1538	<	uint8 *dst = Mac2HostAddr(ReadMacInt32(p + acclDestBaseAddr) + (dest_Y * dst_row_bytes) + (dest_X * bpp));
1539	<	for (int i = 0; i < height; i++) {
1540	<	memmove(dst, src, width);
1541	<	src += src_row_bytes;
1542	<	dst += dst_row_bytes;
1543	<	}
1544	<	}
1545	<	else {
1546	<	const int src_row_bytes = -(int32)ReadMacInt32(p + acclSrcRowBytes);
1547	<	const int dst_row_bytes = -(int32)ReadMacInt32(p + acclDestRowBytes);
1548	<	uint8 *src = Mac2HostAddr(ReadMacInt32(p + acclSrcBaseAddr) + ((src_Y + height - 1) * src_row_bytes) + (src_X * bpp));
1549	<	uint8 *dst = Mac2HostAddr(ReadMacInt32(p + acclDestBaseAddr) + ((dest_Y + height - 1) * dst_row_bytes) + (dest_X * bpp));
1550	<	for (int i = height - 1; i >= 0; i--) {
1551	<	memmove(dst, src, width);
1552	<	src -= src_row_bytes;
1553	<	dst -= dst_row_bytes;
1554	<	}
1555	<	}
1556	<	}
1557	<
1558	<	/*
1559	<	BitBlt transfer modes:
1560	<	0 : srcCopy
1561	<	1 : srcOr
1562	<	2 : srcXor
1563	<	3 : srcBic
1564	<	4 : notSrcCopy
1565	<	5 : notSrcOr
1566	<	6 : notSrcXor
1567	<	7 : notSrcBic
1568	<	32 : blend
1569	<	33 : addPin
1570	<	34 : addOver
1571	<	35 : subPin
1572	<	36 : transparent
1573	<	37 : adMax
1574	<	38 : subOver
1575	<	39 : adMin
1576	<	50 : hilite
1577	<	*/
1578	<
1579	<	bool NQD_bitblt_hook(uint32 p)
1580	<	{
1581	<	D(bug("accl_draw_hook %08x\n", p));
1582	<
1583	<	// Check if we can accelerate this bitblt
1584	<	if (ReadMacInt32(p + 0x018) + ReadMacInt32(p + 0x128) == 0 &&
1585	<	ReadMacInt32(p + 0x130) == 0 &&
1586	<	ReadMacInt32(p + acclSrcPixelSize) >= 8 &&
1587	<	ReadMacInt32(p + acclSrcPixelSize) == ReadMacInt32(p + acclDestPixelSize) &&
1588	<	(ReadMacInt32(p + acclSrcRowBytes) ^ ReadMacInt32(p + acclDestRowBytes)) >= 0 && // same sign?
1589	<	ReadMacInt32(p + acclTransferMode) == 0 &&                                                                               // srcCopy?
1590	<	ReadMacInt32(p + 0x15c) > 0) {
1591	<
1592	<	// Yes, set function pointer
1593	<	WriteMacInt32(p + acclDrawProc, NativeTVECT(NATIVE_BITBLT));
1320	>	switch (e.keysym.sym) {
1321	>	case SDLK_NUMLOCK:
1322	>	case SDLK_CAPSLOCK:
1323	>	case SDLK_SCROLLOCK:
1324	>	case SDLK_RSHIFT:
1325	>	case SDLK_LSHIFT:
1326	>	case SDLK_RCTRL:
1327	>	case SDLK_LCTRL:
1328	>	case SDLK_RALT:
1329	>	case SDLK_LALT:
1330	>	case SDLK_RMETA:
1331	>	case SDLK_LMETA:
1332	>	case SDLK_LSUPER:
1333	>	case SDLK_RSUPER:
1334	>	case SDLK_MODE:
1335	>	case SDLK_COMPOSE:
1336		return true;
1337		}
1338		return false;
1339		}
1340
1341	<	// Wait for graphics operation to finish
1600	<	bool NQD_sync_hook(uint32 arg)
1601	<	{
1602	<	D(bug("accl_sync_hook %08x\n", arg));
1603	<	return true;
1604	<	}
1605	<
1606	<	void VideoInstallAccel(void)
1341	>	static bool is_ctrl_down(SDL_keysym const & ks)
1342		{
1343	<	// Install acceleration hooks
1609	<	if (PrefsFindBool("gfxaccel")) {
1610	<	D(bug("Video: Installing acceleration hooks\n"));
1611	<	uint32 base;
1612	<
1613	<	SheepVar bitblt_hook_info(sizeof(accl_hook_info));
1614	<	base = bitblt_hook_info.addr();
1615	<	WriteMacInt32(base + 0, NativeTVECT(NATIVE_BITBLT_HOOK));
1616	<	WriteMacInt32(base + 4, NativeTVECT(NATIVE_SYNC_HOOK));
1617	<	WriteMacInt32(base + 8, ACCL_BITBLT);
1618	<	NQDMisc(6, bitblt_hook_info.ptr());
1619	<
1620	<	SheepVar fillrect_hook_info(sizeof(accl_hook_info));
1621	<	base = fillrect_hook_info.addr();
1622	<	WriteMacInt32(base + 0, NativeTVECT(NATIVE_FILLRECT_HOOK));
1623	<	WriteMacInt32(base + 4, NativeTVECT(NATIVE_SYNC_HOOK));
1624	<	WriteMacInt32(base + 8, ACCL_FILLRECT);
1625	<	NQDMisc(6, fillrect_hook_info.ptr());
1626	<	}
1343	>	return ctrl_down || (ks.mod & KMOD_CTRL);
1344		}
1628	–	#endif
1345
1346
1347		/*
#	Line 1633 | Line 1349 | void VideoInstallAccel(void)
1349		*  and -2 if the key was recognized as a hotkey
1350		*/
1351
1636	–	static bool is_ctrl_down(SDL_keysym const & ks)
1637	–	{
1638	–	return ctrl_down || (ks.mod & KMOD_CTRL);
1639	–	}
1640	–
1352		static int kc_decode(SDL_keysym const & ks, bool key_down)
1353		{
1354		switch (ks.sym) {
#	Line 1707 | Line 1418 | static int kc_decode(SDL_keysym const &
1418		case SDLK_RCTRL: return 0x36;
1419		case SDLK_LSHIFT: return 0x38;
1420		case SDLK_RSHIFT: return 0x38;
1421	+	#if (defined(__APPLE__) && defined(__MACH__))
1422	+	case SDLK_LALT: return 0x3a;
1423	+	case SDLK_RALT: return 0x3a;
1424	+	case SDLK_LMETA: return 0x37;
1425	+	case SDLK_RMETA: return 0x37;
1426	+	#else
1427		case SDLK_LALT: return 0x37;
1428		case SDLK_RALT: return 0x37;
1429		case SDLK_LMETA: return 0x3a;
1430		case SDLK_RMETA: return 0x3a;
1431	+	#endif
1432		case SDLK_MENU: return 0x32;
1433		case SDLK_CAPSLOCK: return 0x39;
1434		case SDLK_NUMLOCK: return 0x47;
#	Line 1817 | Line 1535 | static void handle_events(void)
1535		// Keyboard
1536		case SDL_KEYDOWN: {
1537		int code = -1;
1538	<	if (use_keycodes) {
1538	>	if (use_keycodes && !is_modifier_key(event.key)) {
1539		if (event2keycode(event.key, true) != -2)       // This is called to process the hotkeys
1540		code = keycode_table[event.key.keysym.scancode & 0xff];
1541		} else
#	Line 1845 | Line 1563 | static void handle_events(void)
1563		}
1564		case SDL_KEYUP: {
1565		int code = -1;
1566	<	if (use_keycodes) {
1566	>	if (use_keycodes && !is_modifier_key(event.key)) {
1567		if (event2keycode(event.key, false) != -2)      // This is called to process the hotkeys
1568		code = keycode_table[event.key.keysym.scancode & 0xff];
1569		} else
1570		code = event2keycode(event.key, false);
1571	<	if (code >= 0 && code != 0x39) {        // Don't propagate Caps Lock releases
1572	<	ADBKeyUp(code);
1571	>	if (code >= 0) {
1572	>	if (code == 0x39) {     // Caps Lock released
1573	>	if (caps_on) {
1574	>	ADBKeyUp(code);
1575	>	caps_on = false;
1576	>	} else {
1577	>	ADBKeyDown(code);
1578	>	caps_on = true;
1579	>	}
1580	>	} else
1581	>	ADBKeyUp(code);
1582		if (code == 0x36)
1583		ctrl_down = false;
1584		}
#	Line 1918 | Line 1645 | static void update_display_static(driver
1645
1646		// Check for first column from left and first column from right that have changed
1647		if (high) {
1648	<	if (VIDEO_MODE_DEPTH < VIDEO_DEPTH_8BIT) {
1648	>	if ((int)VIDEO_MODE_DEPTH < VIDEO_DEPTH_8BIT) {
1649		const int src_bytes_per_row = bytes_per_row;
1650		const int dst_bytes_per_row = drv->s->pitch;
1651		const int pixels_per_byte = VIDEO_MODE_X / src_bytes_per_row;
#	Line 2179 | Line 1906 | static int redraw_func(void *arg)
1906		next = GetTicks_usec();
1907		ticks++;
1908
1909	+	#ifdef SHEEPSHAVER
1910	+	// Pause if requested (during video mode switches)
1911	+	if (thread_stop_req) {
1912	+	thread_stop_ack = true;
1913	+	continue;
1914	+	}
1915	+	#endif
1916	+
1917		// Handle SDL events
1918		handle_events();
1919

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