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root/cebix/BasiliskII/src/AmigaOS/video_amiga.cpp

Comparing BasiliskII/src/AmigaOS/video_amiga.cpp (file contents):
Revision 1.1 by cebix, 1999-10-03T14:16:25Z vs.
Revision 1.15 by cebix, 2001-06-30T12:58:07Z

#	Line 1 | Line 1
1		/*
2		*  video_amiga.cpp - Video/graphics emulation, AmigaOS specific stuff
3		*
4	<	*  Basilisk II (C) 1997-1999 Christian Bauer
4	>	*  Basilisk II (C) 1997-2001 Christian Bauer
5		*
6		*  This program is free software; you can redistribute it and/or modify
7		*  it under the terms of the GNU General Public License as published by
#	Line 22 | Line 22
22		#include <intuition/intuition.h>
23		#include <graphics/rastport.h>
24		#include <graphics/gfx.h>
25	+	#include <cybergraphics/cybergraphics.h>
26		#include <dos/dostags.h>
27		#include <devices/timer.h>
28		#include <proto/exec.h>
#	Line 29 | Line 30
30		#include <proto/intuition.h>
31		#include <proto/graphics.h>
32		#include <proto/Picasso96.h>
33	+	#include <proto/cybergraphics.h>
34
35		#include "sysdeps.h"
36	+	#include "cpu_emulation.h"
37		#include "main.h"
38		#include "adb.h"
39		#include "prefs.h"
40		#include "user_strings.h"
41		#include "video.h"
42
43	<	#define DEBUG 1
43	>	#define DEBUG 0
44		#include "debug.h"
45
46
#	Line 45 | Line 48
48		enum {
49		DISPLAY_WINDOW,
50		DISPLAY_PIP,
51	<	DISPLAY_SCREEN
51	>	DISPLAY_SCREEN_P96,
52	>	DISPLAY_SCREEN_CGFX
53		};
54
55		// Global variables
#	Line 54 | Line 58 | static int display_type = DISPLAY_WINDOW
58		static struct Screen *the_screen = NULL;
59		static struct Window *the_win = NULL;
60		static struct BitMap *the_bitmap = NULL;
61	+	static UWORD *null_pointer = NULL;                              // Blank mouse pointer data
62	+	static UWORD *current_pointer = (UWORD *)-1;    // Currently visible mouse pointer data
63		static LONG black_pen = -1, white_pen = -1;
64		static struct Process *periodic_proc = NULL;    // Periodic process
65
#	Line 89 | Line 95 | static void periodic_func(void);
95		*  Initialization
96		*/
97
98	+	// Add resolution to list of supported modes and set VideoMonitor
99	+	static void set_video_monitor(uint32 width, uint32 height, uint32 bytes_per_row, int depth)
100	+	{
101	+	video_mode mode;
102	+
103	+	mode.x = width;
104	+	mode.y = height;
105	+	mode.resolution_id = 0x80;
106	+	mode.bytes_per_row = bytes_per_row;
107	+
108	+	switch (depth) {
109	+	case 1:
110	+	mode.depth = VDEPTH_1BIT;
111	+	break;
112	+	case 2:
113	+	mode.depth = VDEPTH_2BIT;
114	+	break;
115	+	case 4:
116	+	mode.depth = VDEPTH_4BIT;
117	+	break;
118	+	case 8:
119	+	mode.depth = VDEPTH_8BIT;
120	+	break;
121	+	case 15:
122	+	case 16:
123	+	mode.depth = VDEPTH_16BIT;
124	+	break;
125	+	case 24:
126	+	case 32:
127	+	mode.depth = VDEPTH_32BIT;
128	+	break;
129	+	}
130	+
131	+	VideoModes.push_back(mode);
132	+	VideoMonitor.mode = mode;
133	+	}
134	+
135		// Open window
136		static bool init_window(int width, int height)
137		{
#	Line 107 | Line 150 | static bool init_window(int width, int h
150		WA_DragBar, TRUE,
151		WA_DepthGadget, TRUE,
152		WA_SizeGadget, FALSE,
153	<	WA_Title, GetString(STR_WINDOW_TITLE),
153	>	WA_Title, (ULONG)GetString(STR_WINDOW_TITLE),
154		TAG_END
155		);
156		if (the_win == NULL) {
#	Line 122 | Line 165 | static bool init_window(int width, int h
165		return false;
166		}
167
168	<	// Set VideoMonitor
168	>	// Add resolution and set VideoMonitor
169	>	set_video_monitor(width, height, the_bitmap->BytesPerRow, 1);
170		VideoMonitor.mac_frame_base = (uint32)the_bitmap->Planes[0];
127	–	VideoMonitor.bytes_per_row = the_bitmap->BytesPerRow;
128	–	VideoMonitor.x = width;
129	–	VideoMonitor.y = height;
130	–	VideoMonitor.mode = VMODE_1BIT;
171
172		// Set FgPen and BgPen
173		black_pen = ObtainBestPenA(the_win->WScreen->ViewPort.ColorMap, 0, 0, 0, NULL);
#	Line 150 | Line 190 | static bool init_pip(int width, int heig
190		P96PIP_SourceFormat, RGBFB_R5G5B5,
191		P96PIP_SourceWidth, width,
192		P96PIP_SourceHeight, height,
193	<	P96PIP_ErrorCode, &error,
193	>	P96PIP_ErrorCode, (ULONG)&error,
194		WA_Left, 0, WA_Top, 0,
195		WA_InnerWidth, width, WA_InnerHeight, height,
196		WA_SimpleRefresh, TRUE,
#	Line 161 | Line 201 | static bool init_pip(int width, int heig
201		WA_DragBar, TRUE,
202		WA_DepthGadget, TRUE,
203		WA_SizeGadget, FALSE,
204	<	WA_Title, GetString(STR_WINDOW_TITLE),
205	<	WA_PubScreenName, "Workbench",
204	>	WA_Title, (ULONG)GetString(STR_WINDOW_TITLE),
205	>	WA_PubScreenName, (ULONG)"Workbench",
206		TAG_END
207		);
208		if (the_win == NULL || error) {
#	Line 171 | Line 211 | static bool init_pip(int width, int heig
211		}
212
213		// Find bitmap
214	<	p96PIP_GetTags(the_win, P96PIP_SourceBitMap, &the_bitmap, TAG_END);
214	>	p96PIP_GetTags(the_win, P96PIP_SourceBitMap, (ULONG)&the_bitmap, TAG_END);
215
216	<	// Set VideoMonitor
216	>	// Add resolution and set VideoMonitor
217		VideoMonitor.mac_frame_base = p96GetBitMapAttr(the_bitmap, P96BMA_MEMORY);
218	<	VideoMonitor.bytes_per_row = p96GetBitMapAttr(the_bitmap, P96BMA_BYTESPERROW);
179	<	VideoMonitor.x = width;
180	<	VideoMonitor.y = height;
181	<	VideoMonitor.mode = VMODE_16BIT;
218	>	set_video_monitor(width, height, p96GetBitMapAttr(the_bitmap, P96BMA_BYTESPERROW), 16);
219		return true;
220		}
221
222	<	// Open screen (requires Picasso96 as we need chunky modes)
223	<	static bool init_screen(ULONG mode_id)
222	>	// Open Picasso96 screen
223	>	static bool init_screen_p96(ULONG mode_id)
224		{
225		// Set relative mouse mode
226		ADBSetRelMouseMode(true);
227
191	–	// Check if the mode is a Picasso96 mode
192	–	if (!p96GetModeIDAttr(mode_id, P96IDA_ISP96)) {
193	–	ErrorAlert(GetString(STR_NO_P96_MODE_ERR));
194	–	return false;
195	–	}
196	–
228		// Check if the mode is one we can handle
229		uint32 depth = p96GetModeIDAttr(mode_id, P96IDA_DEPTH);
230		uint32 format = p96GetModeIDAttr(mode_id, P96IDA_RGBFORMAT);
231	+
232		switch (depth) {
233		case 8:
202	–	VideoMonitor.mode = VMODE_8BIT;
234		break;
235		case 15:
236		case 16:
#	Line 207 | Line 238 | static bool init_screen(ULONG mode_id)
238		ErrorAlert(GetString(STR_WRONG_SCREEN_FORMAT_ERR));
239		return false;
240		}
210	–	VideoMonitor.mode = VMODE_16BIT;
241		break;
242		case 24:
243		case 32:
#	Line 215 | Line 245 | static bool init_screen(ULONG mode_id)
245		ErrorAlert(GetString(STR_WRONG_SCREEN_FORMAT_ERR));
246		return false;
247		}
218	–	VideoMonitor.mode = VMODE_32BIT;
248		break;
249		default:
250		ErrorAlert(GetString(STR_WRONG_SCREEN_DEPTH_ERR));
#	Line 225 | Line 254 | static bool init_screen(ULONG mode_id)
254		// Yes, get width and height
255		uint32 width = p96GetModeIDAttr(mode_id, P96IDA_WIDTH);
256		uint32 height = p96GetModeIDAttr(mode_id, P96IDA_HEIGHT);
228	–	VideoMonitor.x = width;
229	–	VideoMonitor.y = height;
257
258		// Open screen
259		the_screen = p96OpenScreenTags(
260		P96SA_DisplayID, mode_id,
261	<	P96SA_Title, GetString(STR_WINDOW_TITLE),
261	>	P96SA_Title, (ULONG)GetString(STR_WINDOW_TITLE),
262		P96SA_Quiet, TRUE,
263		P96SA_NoMemory, TRUE,
264		P96SA_NoSprite, TRUE,
#	Line 252 | Line 279 | static bool init_screen(ULONG mode_id)
279		WA_Activate, TRUE,
280		WA_RMBTrap, TRUE,
281		WA_ReportMouse, TRUE,
282	<	WA_CustomScreen, the_screen,
282	>	WA_CustomScreen, (ULONG)the_screen,
283		TAG_END
284		);
285		if (the_win == NULL) {
#	Line 260 | Line 287 | static bool init_screen(ULONG mode_id)
287		return false;
288		}
289
263	–	// Set VideoMonitor
290		ScreenToFront(the_screen);
291	+
292	+	// Add resolution and set VideoMonitor
293	+	set_video_monitor(width, height, p96GetBitMapAttr(the_screen->RastPort.BitMap, P96BMA_BYTESPERROW), depth);
294		VideoMonitor.mac_frame_base = p96GetBitMapAttr(the_screen->RastPort.BitMap, P96BMA_MEMORY);
295	<	VideoMonitor.bytes_per_row = p96GetBitMapAttr(the_screen->RastPort.BitMap, P96BMA_BYTESPERROW);
295	>	return true;
296	>	}
297	>
298	>	// Open CyberGraphX screen
299	>	static bool init_screen_cgfx(ULONG mode_id)
300	>	{
301	>	// Set relative mouse mode
302	>	ADBSetRelMouseMode(true);
303	>
304	>	// Check if the mode is one we can handle
305	>	uint32 depth = GetCyberIDAttr(CYBRIDATTR_DEPTH, mode_id);
306	>	uint32 format = GetCyberIDAttr(CYBRIDATTR_PIXFMT, mode_id);
307	>
308	>	switch (depth) {
309	>	case 8:
310	>	break;
311	>	case 15:
312	>	case 16:
313	>	// !!! PIXFMT_RGB15 is correct !!!
314	>	if (format != PIXFMT_RGB15) {
315	>	ErrorAlert(GetString(STR_WRONG_SCREEN_FORMAT_ERR));
316	>	return false;
317	>	}
318	>	break;
319	>	case 24:
320	>	case 32:
321	>	if (format != PIXFMT_ARGB32) {
322	>	ErrorAlert(GetString(STR_WRONG_SCREEN_FORMAT_ERR));
323	>	return false;
324	>	}
325	>	break;
326	>	default:
327	>	ErrorAlert(GetString(STR_WRONG_SCREEN_DEPTH_ERR));
328	>	return false;
329	>	}
330	>
331	>	// Yes, get width and height
332	>	uint32 width = GetCyberIDAttr(CYBRIDATTR_WIDTH, mode_id);
333	>	uint32 height = GetCyberIDAttr(CYBRIDATTR_HEIGHT, mode_id);
334	>
335	>	// Open screen
336	>	the_screen = OpenScreenTags(NULL,
337	>	SA_DisplayID, mode_id,
338	>	SA_Title, (ULONG)GetString(STR_WINDOW_TITLE),
339	>	SA_Quiet, TRUE,
340	>	SA_Exclusive, TRUE,
341	>	TAG_END
342	>	);
343	>	if (the_screen == NULL) {
344	>	ErrorAlert(GetString(STR_OPEN_SCREEN_ERR));
345	>	return false;
346	>	}
347	>
348	>	// Open window
349	>	the_win = OpenWindowTags(NULL,
350	>	WA_Left, 0, WA_Top, 0,
351	>	WA_Width, width, WA_Height, height,
352	>	WA_NoCareRefresh, TRUE,
353	>	WA_Borderless, TRUE,
354	>	WA_Activate, TRUE,
355	>	WA_RMBTrap, TRUE,
356	>	WA_ReportMouse, TRUE,
357	>	WA_CustomScreen, (ULONG)the_screen,
358	>	TAG_END
359	>	);
360	>	if (the_win == NULL) {
361	>	ErrorAlert(GetString(STR_OPEN_WINDOW_ERR));
362	>	return false;
363	>	}
364	>
365	>	ScreenToFront(the_screen);
366	>	static UWORD ptr[] = { 0, 0, 0, 0 };
367	>	SetPointer(the_win, ptr, 0, 0, 0, 0);   // Hide mouse pointer
368	>
369	>	// Set VideoMonitor
370	>	ULONG frame_base;
371	>	APTR handle = LockBitMapTags(the_screen->RastPort.BitMap,
372	>	LBMI_BASEADDRESS, (ULONG)&frame_base,
373	>	TAG_END
374	>	);
375	>	UnLockBitMap(handle);
376	>	set_video_monitor(width, height, GetCyberMapAttr(the_screen->RastPort.BitMap, CYBRMATTR_XMOD), depth);
377	>	VideoMonitor.mac_frame_base = frame_base;
378		return true;
379		}
380
381		bool VideoInit(bool classic)
382		{
383	+	// Allocate blank mouse pointer data
384	+	null_pointer = (UWORD *)AllocMem(12, MEMF_PUBLIC | MEMF_CHIP | MEMF_CLEAR);
385	+	if (null_pointer == NULL) {
386	+	ErrorAlert(GetString(STR_NO_MEM_ERR));
387	+	return false;
388	+	}
389	+
390		// Read frame skip prefs
391		frame_skip = PrefsFindInt32("frameskip");
392		if (frame_skip == 0)
#	Line 290 | Line 408 | bool VideoInit(bool classic)
408		display_type = DISPLAY_WINDOW;
409		else if (sscanf(mode_str, "pip/%d/%d", &width, &height) == 2 && P96Base)
410		display_type = DISPLAY_PIP;
411	<	else if (sscanf(mode_str, "scr/%08lx", &mode_id) == 1 && P96Base)
412	<	display_type = DISPLAY_SCREEN;
411	>	else if (sscanf(mode_str, "scr/%08lx", &mode_id) == 1 && (CyberGfxBase || P96Base)) {
412	>	if (P96Base && p96GetModeIDAttr(mode_id, P96IDA_ISP96))
413	>	display_type = DISPLAY_SCREEN_P96;
414	>	else if (CyberGfxBase && IsCyberModeID(mode_id))
415	>	display_type = DISPLAY_SCREEN_CGFX;
416	>	else {
417	>	ErrorAlert(GetString(STR_NO_P96_MODE_ERR));
418	>	return false;
419	>	}
420	>	}
421		}
422
423		// Open display
#	Line 306 | Line 432 | bool VideoInit(bool classic)
432		return false;
433		break;
434
435	<	case DISPLAY_SCREEN:
436	<	if (!init_screen(mode_id))
435	>	case DISPLAY_SCREEN_P96:
436	>	if (!init_screen_p96(mode_id))
437	>	return false;
438	>	break;
439	>
440	>	case DISPLAY_SCREEN_CGFX:
441	>	if (!init_screen_cgfx(mode_id))
442		return false;
443		break;
444		}
445
446		// Start periodic process
447		periodic_proc = CreateNewProcTags(
448	<	NP_Entry, periodic_func,
449	<	NP_Name, "Basilisk II IDCMP Handler",
448	>	NP_Entry, (ULONG)periodic_func,
449	>	NP_Name, (ULONG)"Basilisk II IDCMP Handler",
450		NP_Priority, 0,
451		TAG_END
452		);
#	Line 366 | Line 497 | void VideoExit(void)
497		p96PIP_Close(the_win);
498		break;
499
500	<	case DISPLAY_SCREEN:
500	>	case DISPLAY_SCREEN_P96:
501
502		// Close window
503		if (the_win)
504		CloseWindow(the_win);
505
506		// Close screen
507	<	if (the_screen)
507	>	if (the_screen) {
508		p96CloseScreen(the_screen);
509	+	the_screen = NULL;
510	+	}
511		break;
512	+
513	+	case DISPLAY_SCREEN_CGFX:
514	+
515	+	// Close window
516	+	if (the_win)
517	+	CloseWindow(the_win);
518	+
519	+	// Close screen
520	+	if (the_screen) {
521	+	CloseScreen(the_screen);
522	+	the_screen = NULL;
523	+	}
524	+	break;
525	+	}
526	+
527	+	// Free mouse pointer
528	+	if (null_pointer) {
529	+	FreeMem(null_pointer, 12);
530	+	null_pointer = NULL;
531		}
532		}
533
#	Line 386 | Line 538 | void VideoExit(void)
538
539		void video_set_palette(uint8 *pal)
540		{
541	<	if (display_type == DISPLAY_SCREEN) {
541	>	if ((display_type == DISPLAY_SCREEN_P96 || display_type == DISPLAY_SCREEN_CGFX)
542	>	&& !IsDirectMode(VideoMonitor.mode)) {
543
544		// Convert palette to 32 bits
545		ULONG table[2 + 256 * 3];
#	Line 405 | Line 558 | void video_set_palette(uint8 *pal)
558
559
560		/*
561	+	*  Switch video mode
562	+	*/
563	+
564	+	void video_switch_to_mode(const video_mode &mode)
565	+	{
566	+	}
567	+
568	+
569	+	/*
570		*  Video message handling (not neccessary under AmigaOS, handled by periodic_func())
571		*/
572
#	Line 429 | Line 591 | static __saveds void periodic_func(void)
591		if (win_port) {
592		win_mask = 1 << win_port->mp_SigBit;
593		the_win->UserPort = win_port;
594	<	ModifyIDCMP(the_win, IDCMP_MOUSEBUTTONS | IDCMP_MOUSEMOVE | IDCMP_RAWKEY | (display_type == DISPLAY_SCREEN ? IDCMP_DELTAMOVE : 0));
594	>	ModifyIDCMP(the_win, IDCMP_MOUSEBUTTONS | IDCMP_MOUSEMOVE | IDCMP_RAWKEY | ((display_type == DISPLAY_SCREEN_P96 || display_type == DISPLAY_SCREEN_CGFX) ? IDCMP_DELTAMOVE : 0));
595		}
596
597		// Start 60Hz timer for window refresh
#	Line 462 | Line 624 | static __saveds void periodic_func(void)
624
625		// Timer tick, update display
626		BltTemplate(the_bitmap->Planes[0], 0, the_bitmap->BytesPerRow, the_win->RPort,
627	<	the_win->BorderLeft, the_win->BorderTop, VideoMonitor.x, VideoMonitor.y);
627	>	the_win->BorderLeft, the_win->BorderTop, VideoMonitor.mode.x, VideoMonitor.mode.y);
628
629		// Restart timer
630		timer_io->tr_node.io_Command = TR_ADDREQUEST;
#	Line 487 | Line 649 | static __saveds void periodic_func(void)
649		// Handle message according to class
650		switch (cl) {
651		case IDCMP_MOUSEMOVE:
652	<	if (display_type == DISPLAY_SCREEN)
652	>	if (display_type == DISPLAY_SCREEN_P96 || display_type == DISPLAY_SCREEN_CGFX)
653		ADBMouseMoved(mx, my);
654	<	else
654	>	else {
655		ADBMouseMoved(mx - the_win->BorderLeft, my - the_win->BorderTop);
656	+	if (mx < the_win->BorderLeft
657	+	|| my < the_win->BorderTop
658	+	|| mx >= the_win->BorderLeft + VideoMonitor.mode.x
659	+	|| my >= the_win->BorderTop + VideoMonitor.mode.y) {
660	+	if (current_pointer) {
661	+	ClearPointer(the_win);
662	+	current_pointer = NULL;
663	+	}
664	+	} else {
665	+	if (current_pointer != null_pointer) {
666	+	// Hide mouse pointer inside window
667	+	SetPointer(the_win, null_pointer, 1, 16, 0, 0);
668	+	current_pointer = null_pointer;
669	+	}
670	+	}
671	+	}
672		break;
673
674		case IDCMP_MOUSEBUTTONS:
#	Line 511 | Line 689 | static __saveds void periodic_func(void)
689		case IDCMP_RAWKEY:
690		if (qualifier & IEQUALIFIER_REPEAT)     // Keyboard repeat is done by MacOS
691		break;
692	+	if ((qualifier & (IEQUALIFIER_LALT | IEQUALIFIER_LSHIFT | IEQUALIFIER_CONTROL)) ==
693	+	(IEQUALIFIER_LALT | IEQUALIFIER_LSHIFT | IEQUALIFIER_CONTROL) && code == 0x5f) {
694	+	SetInterruptFlag(INTFLAG_NMI);
695	+	TriggerInterrupt();
696	+	break;
697	+	}
698	+
699		if (code & IECODE_UP_PREFIX)
700		ADBKeyUp(keycode2mac[code & 0x7f]);
701		else

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