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

Comparing BasiliskII/src/SDL/video_sdl.cpp (file contents):
Revision 1.9 by gbeauche, 2004-06-27T17:31:21Z vs.
Revision 1.12 by gbeauche, 2004-07-27T21:40:52Z

#	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 325 | Line 324 | static inline int bytes_per_pixel(int de
324		}
325
326		// Map video_mode depth ID to numerical depth value
327	<	static int sdl_depth_of_video_depth(int video_depth)
327	>	static int mac_depth_of_video_depth(int video_depth)
328		{
329		int depth = -1;
330		switch (video_depth) {
#	Line 353 | Line 352 | static int sdl_depth_of_video_depth(int
352		return depth;
353		}
354
355	+	// Map video_mode depth ID to SDL screen depth
356	+	static int sdl_depth_of_video_depth(int video_depth)
357	+	{
358	+	return (video_depth <= VIDEO_DEPTH_8BIT) ? 8 : mac_depth_of_video_depth(video_depth);
359	+	}
360	+
361		// Check wether specified mode is available
362		static bool has_mode(int type, int width, int height)
363		{
#	Line 413 | Line 418 | static void add_mode(int type, int width
418		VIDEO_MODE_Y = height;
419		VIDEO_MODE_RESOLUTION = resolution_id;
420		VIDEO_MODE_ROW_BYTES = bytes_per_row;
421	<	VIDEO_MODE_DEPTH = depth;
421	>	VIDEO_MODE_DEPTH = (video_depth)depth;
422		VideoModes.push_back(mode);
423		}
424
#	Line 587 | Line 592 | void driver_base::update_palette(void)
592		{
593		const VIDEO_MODE &mode = monitor.get_current_mode();
594
595	<	if (VIDEO_MODE_DEPTH <= VIDEO_DEPTH_8BIT)
595	>	if ((int)VIDEO_MODE_DEPTH <= VIDEO_DEPTH_8BIT)
596		SDL_SetPalette(s, SDL_PHYSPAL, sdl_palette, 0, 256);
597		}
598
#	Line 618 | Line 623 | driver_window::driver_window(SDL_monitor
623		ADBSetRelMouseMode(mouse_grabbed);
624
625		// Create surface
626	<	int depth = (VIDEO_MODE_DEPTH <= VIDEO_DEPTH_8BIT ? 8 : screen_depth);
626	>	int depth = sdl_depth_of_video_depth(VIDEO_MODE_DEPTH);
627		if ((s = SDL_SetVideoMode(width, height, depth, SDL_HWSURFACE)) == NULL)
628		return;
629
#	Line 676 | Line 681 | driver_window::driver_window(SDL_monitor
681		visualFormat.Rmask = f->Rmask;
682		visualFormat.Gmask = f->Gmask;
683		visualFormat.Bmask = f->Bmask;
684	<	Screen_blitter_init(visualFormat, true, sdl_depth_of_video_depth(VIDEO_MODE_DEPTH));
684	>	Screen_blitter_init(visualFormat, true, mac_depth_of_video_depth(VIDEO_MODE_DEPTH));
685
686		// Load gray ramp to 8->16/32 expand map
687		if (!IsDirectMode(mode))
#	Line 955 | Line 960 | bool VideoInit(bool classic)
960		add_mode(display_type, 512, 342, 0x80, 64, VIDEO_DEPTH_1BIT);
961		else {
962		for (int d = VIDEO_DEPTH_1BIT; d <= default_depth; d++) {
963	<	int bpp = (d <= VIDEO_DEPTH_8BIT ? 8 : sdl_depth_of_video_depth(d));
963	>	int bpp = sdl_depth_of_video_depth(d);
964		if (SDL_VideoModeOK(max_width, max_height, bpp, SDL_HWSURFACE))
965		add_window_modes(video_depth(d));
966		}
#	Line 1147 | Line 1152 | void SDL_monitor_desc::set_palette(uint8
1152		const VIDEO_MODE &mode = get_current_mode();
1153
1154		// FIXME: how can we handle the gamma ramp?
1155	<	if (VIDEO_MODE_DEPTH > VIDEO_DEPTH_8BIT)
1155	>	if ((int)VIDEO_MODE_DEPTH > VIDEO_DEPTH_8BIT)
1156		return;
1157
1158		LOCK_PALETTE;
#	Line 1267 | Line 1272 | void video_set_cursor(void)
1272
1273
1274		/*
1270	–	*  Install graphics acceleration
1271	–	*/
1272	–
1273	–	#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)
1386	–	{
1387	–	#define FILL_1(PTR, OFS, VAL) ((uint8  *)(PTR))[OFS] = (VAL)
1388	–	#define FILL_2(PTR, OFS, VAL) ((uint16 *)(PTR))[OFS] = (VAL)
1389	–	#define FILL_4(PTR, OFS, VAL) ((uint32 *)(PTR))[OFS] = (VAL)
1390	–	#define FILL_8(PTR, OFS, VAL) ((uint64 *)(PTR))[OFS] = (VAL)
1391	–
1392	–	#ifndef UNALIGNED_PROFITABLE
1393	–	// Align on 16-bit boundaries
1394	–	if (bpp < 16 && (((uintptr)dest) & 1)) {
1395	–	FILL_1(dest, 0, color);
1396	–	dest += 1; length -= 1;
1397	–	}
1398	–
1399	–	// Align on 32-bit boundaries
1400	–	if (bpp < 32 && (((uintptr)dest) & 2)) {
1401	–	FILL_2(dest, 0, color);
1402	–	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));
1594	–	return true;
1595	–	}
1596	–	return false;
1597	–	}
1598	–
1599	–	// 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)
1607	–	{
1608	–	// 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	–	}
1627	–	}
1628	–	#endif
1629	–
1630	–
1631	–	/*
1275		*  Keyboard-related utilify functions
1276		*/
1277
#	Line 1962 | Line 1605 | static void update_display_static(driver
1605
1606		// Check for first column from left and first column from right that have changed
1607		if (high) {
1608	<	if (VIDEO_MODE_DEPTH < VIDEO_DEPTH_8BIT) {
1608	>	if ((int)VIDEO_MODE_DEPTH < VIDEO_DEPTH_8BIT) {
1609		const int src_bytes_per_row = bytes_per_row;
1610		const int dst_bytes_per_row = drv->s->pitch;
1611		const int pixels_per_byte = VIDEO_MODE_X / src_bytes_per_row;

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