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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 1.12 by cebix, 2001-02-02T20:52:57Z

#	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 107 | Line 113 | static bool init_window(int width, int h
113		WA_DragBar, TRUE,
114		WA_DepthGadget, TRUE,
115		WA_SizeGadget, FALSE,
116	<	WA_Title, GetString(STR_WINDOW_TITLE),
116	>	WA_Title, (ULONG)GetString(STR_WINDOW_TITLE),
117		TAG_END
118		);
119		if (the_win == NULL) {
#	Line 150 | Line 156 | static bool init_pip(int width, int heig
156		P96PIP_SourceFormat, RGBFB_R5G5B5,
157		P96PIP_SourceWidth, width,
158		P96PIP_SourceHeight, height,
159	<	P96PIP_ErrorCode, &error,
159	>	P96PIP_ErrorCode, (ULONG)&error,
160		WA_Left, 0, WA_Top, 0,
161		WA_InnerWidth, width, WA_InnerHeight, height,
162		WA_SimpleRefresh, TRUE,
#	Line 161 | Line 167 | static bool init_pip(int width, int heig
167		WA_DragBar, TRUE,
168		WA_DepthGadget, TRUE,
169		WA_SizeGadget, FALSE,
170	<	WA_Title, GetString(STR_WINDOW_TITLE),
171	<	WA_PubScreenName, "Workbench",
170	>	WA_Title, (ULONG)GetString(STR_WINDOW_TITLE),
171	>	WA_PubScreenName, (ULONG)"Workbench",
172		TAG_END
173		);
174		if (the_win == NULL || error) {
#	Line 171 | Line 177 | static bool init_pip(int width, int heig
177		}
178
179		// Find bitmap
180	<	p96PIP_GetTags(the_win, P96PIP_SourceBitMap, &the_bitmap, TAG_END);
180	>	p96PIP_GetTags(the_win, P96PIP_SourceBitMap, (ULONG)&the_bitmap, TAG_END);
181
182		// Set VideoMonitor
183		VideoMonitor.mac_frame_base = p96GetBitMapAttr(the_bitmap, P96BMA_MEMORY);
#	Line 182 | Line 188 | static bool init_pip(int width, int heig
188		return true;
189		}
190
191	<	// Open screen (requires Picasso96 as we need chunky modes)
192	<	static bool init_screen(ULONG mode_id)
191	>	// Open Picasso96 screen
192	>	static bool init_screen_p96(ULONG mode_id)
193		{
194		// Set relative mouse mode
195		ADBSetRelMouseMode(true);
196
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	–
197		// Check if the mode is one we can handle
198		uint32 depth = p96GetModeIDAttr(mode_id, P96IDA_DEPTH);
199		uint32 format = p96GetModeIDAttr(mode_id, P96IDA_RGBFORMAT);
200	+
201		switch (depth) {
202		case 8:
203		VideoMonitor.mode = VMODE_8BIT;
#	Line 225 | Line 226 | static bool init_screen(ULONG mode_id)
226		// Yes, get width and height
227		uint32 width = p96GetModeIDAttr(mode_id, P96IDA_WIDTH);
228		uint32 height = p96GetModeIDAttr(mode_id, P96IDA_HEIGHT);
229	+
230		VideoMonitor.x = width;
231		VideoMonitor.y = height;
232
233		// Open screen
234		the_screen = p96OpenScreenTags(
235		P96SA_DisplayID, mode_id,
236	<	P96SA_Title, GetString(STR_WINDOW_TITLE),
236	>	P96SA_Title, (ULONG)GetString(STR_WINDOW_TITLE),
237		P96SA_Quiet, TRUE,
238		P96SA_NoMemory, TRUE,
239		P96SA_NoSprite, TRUE,
#	Line 252 | Line 254 | static bool init_screen(ULONG mode_id)
254		WA_Activate, TRUE,
255		WA_RMBTrap, TRUE,
256		WA_ReportMouse, TRUE,
257	<	WA_CustomScreen, the_screen,
257	>	WA_CustomScreen, (ULONG)the_screen,
258		TAG_END
259		);
260		if (the_win == NULL) {
#	Line 267 | Line 269 | static bool init_screen(ULONG mode_id)
269		return true;
270		}
271
272	+	// Open CyberGraphX screen
273	+	static bool init_screen_cgfx(ULONG mode_id)
274	+	{
275	+	// Set relative mouse mode
276	+	ADBSetRelMouseMode(true);
277	+
278	+	// Check if the mode is one we can handle
279	+	uint32 depth = GetCyberIDAttr(CYBRIDATTR_DEPTH, mode_id);
280	+	uint32 format = GetCyberIDAttr(CYBRIDATTR_PIXFMT, mode_id);
281	+
282	+	switch (depth) {
283	+	case 8:
284	+	VideoMonitor.mode = VMODE_8BIT;
285	+	break;
286	+	case 15:
287	+	case 16:
288	+	// !!! PIXFMT_RGB15 is correct !!!
289	+	if (format != PIXFMT_RGB15) {
290	+	ErrorAlert(GetString(STR_WRONG_SCREEN_FORMAT_ERR));
291	+	return false;
292	+	}
293	+	VideoMonitor.mode = VMODE_16BIT;
294	+	break;
295	+	case 24:
296	+	case 32:
297	+	if (format != PIXFMT_ARGB32) {
298	+	ErrorAlert(GetString(STR_WRONG_SCREEN_FORMAT_ERR));
299	+	return false;
300	+	}
301	+	VideoMonitor.mode = VMODE_32BIT;
302	+	break;
303	+	default:
304	+	ErrorAlert(GetString(STR_WRONG_SCREEN_DEPTH_ERR));
305	+	return false;
306	+	}
307	+
308	+	// Yes, get width and height
309	+	uint32 width = GetCyberIDAttr(CYBRIDATTR_WIDTH, mode_id);
310	+	uint32 height = GetCyberIDAttr(CYBRIDATTR_HEIGHT, mode_id);
311	+
312	+	VideoMonitor.x = width;
313	+	VideoMonitor.y = height;
314	+
315	+	// Open screen
316	+	the_screen = OpenScreenTags(NULL,
317	+	SA_DisplayID, mode_id,
318	+	SA_Title, (ULONG)GetString(STR_WINDOW_TITLE),
319	+	SA_Quiet, TRUE,
320	+	SA_Exclusive, TRUE,
321	+	TAG_END
322	+	);
323	+	if (the_screen == NULL) {
324	+	ErrorAlert(GetString(STR_OPEN_SCREEN_ERR));
325	+	return false;
326	+	}
327	+
328	+	// Open window
329	+	the_win = OpenWindowTags(NULL,
330	+	WA_Left, 0, WA_Top, 0,
331	+	WA_Width, width, WA_Height, height,
332	+	WA_NoCareRefresh, TRUE,
333	+	WA_Borderless, TRUE,
334	+	WA_Activate, TRUE,
335	+	WA_RMBTrap, TRUE,
336	+	WA_ReportMouse, TRUE,
337	+	WA_CustomScreen, (ULONG)the_screen,
338	+	TAG_END
339	+	);
340	+	if (the_win == NULL) {
341	+	ErrorAlert(GetString(STR_OPEN_WINDOW_ERR));
342	+	return false;
343	+	}
344	+
345	+	// Set VideoMonitor
346	+	ScreenToFront(the_screen);
347	+	static UWORD ptr[] = { 0, 0, 0, 0 };
348	+	SetPointer(the_win, ptr, 0, 0, 0, 0);   // Hide mouse pointer
349	+	APTR handle = LockBitMapTags(the_screen->RastPort.BitMap,
350	+	LBMI_BASEADDRESS, (ULONG)&VideoMonitor.mac_frame_base,
351	+	TAG_END);
352	+	UnLockBitMap(handle);
353	+	VideoMonitor.bytes_per_row = GetCyberMapAttr(the_screen->RastPort.BitMap, CYBRMATTR_XMOD);
354	+	return true;
355	+	}
356	+
357		bool VideoInit(bool classic)
358		{
359	+	// Allocate blank mouse pointer data
360	+	null_pointer = (UWORD *)AllocMem(12, MEMF_PUBLIC | MEMF_CHIP | MEMF_CLEAR);
361	+	if (null_pointer == NULL) {
362	+	ErrorAlert(GetString(STR_NO_MEM_ERR));
363	+	return false;
364	+	}
365	+
366		// Read frame skip prefs
367		frame_skip = PrefsFindInt32("frameskip");
368		if (frame_skip == 0)
#	Line 290 | Line 384 | bool VideoInit(bool classic)
384		display_type = DISPLAY_WINDOW;
385		else if (sscanf(mode_str, "pip/%d/%d", &width, &height) == 2 && P96Base)
386		display_type = DISPLAY_PIP;
387	<	else if (sscanf(mode_str, "scr/%08lx", &mode_id) == 1 && P96Base)
388	<	display_type = DISPLAY_SCREEN;
387	>	else if (sscanf(mode_str, "scr/%08lx", &mode_id) == 1 && (CyberGfxBase || P96Base)) {
388	>	if (P96Base && p96GetModeIDAttr(mode_id, P96IDA_ISP96))
389	>	display_type = DISPLAY_SCREEN_P96;
390	>	else if (CyberGfxBase && IsCyberModeID(mode_id))
391	>	display_type = DISPLAY_SCREEN_CGFX;
392	>	else {
393	>	ErrorAlert(GetString(STR_NO_P96_MODE_ERR));
394	>	return false;
395	>	}
396	>	}
397		}
398
399		// Open display
#	Line 306 | Line 408 | bool VideoInit(bool classic)
408		return false;
409		break;
410
411	<	case DISPLAY_SCREEN:
412	<	if (!init_screen(mode_id))
411	>	case DISPLAY_SCREEN_P96:
412	>	if (!init_screen_p96(mode_id))
413	>	return false;
414	>	break;
415	>
416	>	case DISPLAY_SCREEN_CGFX:
417	>	if (!init_screen_cgfx(mode_id))
418		return false;
419		break;
420		}
421
422		// Start periodic process
423		periodic_proc = CreateNewProcTags(
424	<	NP_Entry, periodic_func,
425	<	NP_Name, "Basilisk II IDCMP Handler",
424	>	NP_Entry, (ULONG)periodic_func,
425	>	NP_Name, (ULONG)"Basilisk II IDCMP Handler",
426		NP_Priority, 0,
427		TAG_END
428		);
#	Line 366 | Line 473 | void VideoExit(void)
473		p96PIP_Close(the_win);
474		break;
475
476	<	case DISPLAY_SCREEN:
476	>	case DISPLAY_SCREEN_P96:
477
478		// Close window
479		if (the_win)
480		CloseWindow(the_win);
481
482		// Close screen
483	<	if (the_screen)
483	>	if (the_screen) {
484		p96CloseScreen(the_screen);
485	+	the_screen = NULL;
486	+	}
487	+	break;
488	+
489	+	case DISPLAY_SCREEN_CGFX:
490	+
491	+	// Close window
492	+	if (the_win)
493	+	CloseWindow(the_win);
494	+
495	+	// Close screen
496	+	if (the_screen) {
497	+	CloseScreen(the_screen);
498	+	the_screen = NULL;
499	+	}
500		break;
501		}
502	+
503	+	// Free mouse pointer
504	+	if (null_pointer) {
505	+	FreeMem(null_pointer, 12);
506	+	null_pointer = NULL;
507	+	}
508		}
509
510
#	Line 386 | Line 514 | void VideoExit(void)
514
515		void video_set_palette(uint8 *pal)
516		{
517	<	if (display_type == DISPLAY_SCREEN) {
517	>	if (display_type == DISPLAY_SCREEN_P96 || display_type == DISPLAY_SCREEN_CGFX) {
518
519		// Convert palette to 32 bits
520		ULONG table[2 + 256 * 3];
#	Line 429 | Line 557 | static __saveds void periodic_func(void)
557		if (win_port) {
558		win_mask = 1 << win_port->mp_SigBit;
559		the_win->UserPort = win_port;
560	<	ModifyIDCMP(the_win, IDCMP_MOUSEBUTTONS | IDCMP_MOUSEMOVE | IDCMP_RAWKEY | (display_type == DISPLAY_SCREEN ? IDCMP_DELTAMOVE : 0));
560	>	ModifyIDCMP(the_win, IDCMP_MOUSEBUTTONS | IDCMP_MOUSEMOVE | IDCMP_RAWKEY | ((display_type == DISPLAY_SCREEN_P96 || display_type == DISPLAY_SCREEN_CGFX) ? IDCMP_DELTAMOVE : 0));
561		}
562
563		// Start 60Hz timer for window refresh
#	Line 487 | Line 615 | static __saveds void periodic_func(void)
615		// Handle message according to class
616		switch (cl) {
617		case IDCMP_MOUSEMOVE:
618	<	if (display_type == DISPLAY_SCREEN)
618	>	if (display_type == DISPLAY_SCREEN_P96 || display_type == DISPLAY_SCREEN_CGFX)
619		ADBMouseMoved(mx, my);
620	<	else
620	>	else {
621		ADBMouseMoved(mx - the_win->BorderLeft, my - the_win->BorderTop);
622	+	if (mx < the_win->BorderLeft
623	+	|| my < the_win->BorderTop
624	+	|| mx >= the_win->BorderLeft + VideoMonitor.x
625	+	|| my >= the_win->BorderTop + VideoMonitor.y) {
626	+	if (current_pointer) {
627	+	ClearPointer(the_win);
628	+	current_pointer = NULL;
629	+	}
630	+	} else {
631	+	if (current_pointer != null_pointer) {
632	+	// Hide mouse pointer inside window
633	+	SetPointer(the_win, null_pointer, 1, 16, 0, 0);
634	+	current_pointer = null_pointer;
635	+	}
636	+	}
637	+	}
638		break;
639
640		case IDCMP_MOUSEBUTTONS:
#	Line 511 | Line 655 | static __saveds void periodic_func(void)
655		case IDCMP_RAWKEY:
656		if (qualifier & IEQUALIFIER_REPEAT)     // Keyboard repeat is done by MacOS
657		break;
658	+	if ((qualifier & (IEQUALIFIER_LALT | IEQUALIFIER_LSHIFT | IEQUALIFIER_CONTROL)) ==
659	+	(IEQUALIFIER_LALT | IEQUALIFIER_LSHIFT | IEQUALIFIER_CONTROL) && code == 0x5f) {
660	+	SetInterruptFlag(INTFLAG_NMI);
661	+	TriggerInterrupt();
662	+	break;
663	+	}
664	+
665		if (code & IECODE_UP_PREFIX)
666		ADBKeyUp(keycode2mac[code & 0x7f]);
667		else

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