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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 1.26 by cebix, 2004-01-12T15:29:22Z

#	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) 1997-2004 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	+	#define __USE_SYSBASE
29		#include <proto/exec.h>
30		#include <proto/dos.h>
31		#include <proto/intuition.h>
32		#include <proto/graphics.h>
33		#include <proto/Picasso96.h>
34	+	#include <proto/cybergraphics.h>
35	+	#include <inline/exec.h>
36	+	#include <inline/dos.h>
37	+	#include <inline/intuition.h>
38	+	#include <inline/Picasso96.h>
39	+	#include <inline/cybergraphics.h>
40
41		#include "sysdeps.h"
42	+	#include "cpu_emulation.h"
43		#include "main.h"
44		#include "adb.h"
45		#include "prefs.h"
46		#include "user_strings.h"
47		#include "video.h"
48
49	<	#define DEBUG 1
49	>	#define DEBUG 0
50		#include "debug.h"
51
52
53	+	// Supported video modes
54	+	static vector<video_mode> VideoModes;
55	+
56		// Display types
57		enum {
58		DISPLAY_WINDOW,
59		DISPLAY_PIP,
60	<	DISPLAY_SCREEN
60	>	DISPLAY_SCREEN_P96,
61	>	DISPLAY_SCREEN_CGFX
62		};
63
64		// Global variables
65		static int32 frame_skip;
66	<	static int display_type = DISPLAY_WINDOW;               // See enum above
67	<	static struct Screen *the_screen = NULL;
68	<	static struct Window *the_win = NULL;
56	<	static struct BitMap *the_bitmap = NULL;
57	<	static LONG black_pen = -1, white_pen = -1;
58	<	static struct Process *periodic_proc = NULL;    // Periodic process
66	>	static UWORD *null_pointer = NULL;                      // Blank mouse pointer data
67	>	static UWORD *current_pointer = (UWORD *)-1;            // Currently visible mouse pointer data
68	>	static struct Process *periodic_proc = NULL;            // Periodic process
69
70	<	extern struct Task *MainTask;                                   // Pointer to main task (from main_amiga.cpp)
70	>	extern struct Task *MainTask;                           // Pointer to main task (from main_amiga.cpp)
71
72
73		// Amiga -> Mac raw keycode translation table
#	Line 81 | Line 91 | static const uint8 keycode2mac[0x80] = {
91		};
92
93
94	+	class Amiga_monitor_desc : public monitor_desc {
95	+	public:
96	+	Amiga_monitor_desc(const vector<video_mode> &available_modes, video_depth default_depth, uint32 default_id, int default_display_type)
97	+	:  monitor_desc(available_modes, default_depth, default_id), display_type(default_display_type) {};
98	+	~Amiga_monitor_desc() {};
99	+
100	+	virtual void switch_to_current_mode(void);
101	+	virtual void set_palette(uint8 *pal, int num);
102	+
103	+	bool video_open(void);
104	+	void video_close(void);
105	+	public:
106	+	int display_type;               // See enum above
107	+	};
108	+
109	+
110	+	/*
111	+	*  Display "driver" classes
112	+	*/
113	+
114	+	class driver_base {
115	+	public:
116	+	driver_base(Amiga_monitor_desc &m);
117	+	virtual ~driver_base();
118	+
119	+	virtual void set_palette(uint8 *pal, int num) {};
120	+	virtual struct BitMap *get_bitmap() { return NULL; };
121	+	public:
122	+	Amiga_monitor_desc &monitor;    // Associated video monitor
123	+	const video_mode &mode;         // Video mode handled by the driver
124	+	BOOL init_ok;                   // Initialization succeeded (we can't use exceptions because of -fomit-frame-pointer)
125	+	struct Window *the_win;
126	+	};
127	+
128	+
129	+	class driver_window : public driver_base {
130	+	public:
131	+	driver_window(Amiga_monitor_desc &m, int width, int height);
132	+	~driver_window();
133	+
134	+	struct BitMap *get_bitmap() { return the_bitmap; };
135	+
136	+	private:
137	+	LONG black_pen, white_pen;
138	+	struct BitMap *the_bitmap;
139	+	};
140	+
141	+	class driver_pip : public driver_base {
142	+	public:
143	+	driver_pip(Amiga_monitor_desc &m, int width, int height);
144	+	~driver_pip();
145	+
146	+	struct BitMap *get_bitmap() { return the_bitmap; };
147	+
148	+	private:
149	+	struct BitMap *the_bitmap;
150	+	};
151	+
152	+	class driver_screen_p96 : public driver_base {
153	+	public:
154	+	driver_screen_p96(Amiga_monitor_desc &m, ULONG mode_id);
155	+	~driver_screen_p96();
156	+
157	+	void set_palette(uint8 *pal, int num);
158	+
159	+	private:
160	+	struct Screen *the_screen;
161	+	};
162	+
163	+	class driver_screen_cgfx : public driver_base {
164	+	public:
165	+	driver_screen_cgfx(Amiga_monitor_desc &m, ULONG mode_id);
166	+	~driver_screen_cgfx();
167	+
168	+	void set_palette(uint8 *pal, int num);
169	+
170	+	private:
171	+	struct Screen *the_screen;
172	+	};
173	+
174	+
175	+	static driver_base *drv = NULL; // Pointer to currently used driver object
176	+
177	+
178	+
179		// Prototypes
180		static void periodic_func(void);
181	+	static void add_mode(uint32 width, uint32 height, uint32 resolution_id, uint32 bytes_per_row, video_depth depth);
182	+	static void add_modes(uint32 width, uint32 height, video_depth depth);
183	+	static ULONG find_mode_for_depth(uint32 width, uint32 height, uint32 depth);
184	+	static ULONG bits_from_depth(video_depth depth);
185	+	static bool is_valid_modeid(int display_type, ULONG mode_id);
186	+	static bool check_modeid_p96(ULONG mode_id);
187	+	static bool check_modeid_cgfx(ULONG mode_id);
188
189
190		/*
191		*  Initialization
192		*/
193
92	–	// Open window
93	–	static bool init_window(int width, int height)
94	–	{
95	–	// Set absolute mouse mode
96	–	ADBSetRelMouseMode(false);
97	–
98	–	// Open window
99	–	the_win = OpenWindowTags(NULL,
100	–	WA_Left, 0, WA_Top, 0,
101	–	WA_InnerWidth, width, WA_InnerHeight, height,
102	–	WA_SimpleRefresh, TRUE,
103	–	WA_NoCareRefresh, TRUE,
104	–	WA_Activate, TRUE,
105	–	WA_RMBTrap, TRUE,
106	–	WA_ReportMouse, TRUE,
107	–	WA_DragBar, TRUE,
108	–	WA_DepthGadget, TRUE,
109	–	WA_SizeGadget, FALSE,
110	–	WA_Title, GetString(STR_WINDOW_TITLE),
111	–	TAG_END
112	–	);
113	–	if (the_win == NULL) {
114	–	ErrorAlert(GetString(STR_OPEN_WINDOW_ERR));
115	–	return false;
116	–	}
194
195	<	// Create bitmap ("height + 2" for safety)
196	<	the_bitmap = AllocBitMap(width, height + 2, 1, BMF_CLEAR, NULL);
197	<	if (the_bitmap == NULL) {
198	<	ErrorAlert(GetString(STR_NO_MEM_ERR));
195	>	bool VideoInit(bool classic)
196	>	{
197	>	video_depth default_depth = VDEPTH_1BIT;
198	>	int default_width, default_height;
199	>	int default_display_type = DISPLAY_WINDOW;
200	>	int window_width, window_height;                        // width and height for window display
201	>	ULONG screen_mode_id;                           // mode ID for screen display
202	>
203	>	// Allocate blank mouse pointer data
204	>	null_pointer = (UWORD *)AllocMem(12, MEMF_PUBLIC | MEMF_CHIP | MEMF_CLEAR);
205	>	if (null_pointer == NULL) {
206	>	ErrorAlert(STR_NO_MEM_ERR);
207		return false;
208		}
209
210	<	// Set VideoMonitor
211	<	VideoMonitor.mac_frame_base = (uint32)the_bitmap->Planes[0];
212	<	VideoMonitor.bytes_per_row = the_bitmap->BytesPerRow;
213	<	VideoMonitor.x = width;
129	<	VideoMonitor.y = height;
130	<	VideoMonitor.mode = VMODE_1BIT;
210	>	// Read frame skip prefs
211	>	frame_skip = PrefsFindInt32("frameskip");
212	>	if (frame_skip == 0)
213	>	frame_skip = 1;
214
215	<	// Set FgPen and BgPen
216	<	black_pen = ObtainBestPenA(the_win->WScreen->ViewPort.ColorMap, 0, 0, 0, NULL);
217	<	white_pen = ObtainBestPenA(the_win->WScreen->ViewPort.ColorMap, 0xffffffff, 0xffffffff, 0xffffffff, NULL);
218	<	SetAPen(the_win->RPort, black_pen);
219	<	SetBPen(the_win->RPort, white_pen);
220	<	SetDrMd(the_win->RPort, JAM2);
138	<	return true;
139	<	}
215	>	// Get screen mode from preferences
216	>	const char *mode_str;
217	>	if (classic)
218	>	mode_str = "win/512/342";
219	>	else
220	>	mode_str = PrefsFindString("screen");
221
222	<	// Open PIP (requires Picasso96)
223	<	static bool init_pip(int width, int height)
143	<	{
144	<	// Set absolute mouse mode
145	<	ADBSetRelMouseMode(false);
222	>	default_width = window_width = 512;
223	>	default_height = window_height = 384;
224
225	<	// Open window
226	<	ULONG error = 0;
227	<	the_win = p96PIP_OpenTags(
228	<	P96PIP_SourceFormat, RGBFB_R5G5B5,
229	<	P96PIP_SourceWidth, width,
230	<	P96PIP_SourceHeight, height,
231	<	P96PIP_ErrorCode, &error,
232	<	WA_Left, 0, WA_Top, 0,
233	<	WA_InnerWidth, width, WA_InnerHeight, height,
234	<	WA_SimpleRefresh, TRUE,
235	<	WA_NoCareRefresh, TRUE,
236	<	WA_Activate, TRUE,
237	<	WA_RMBTrap, TRUE,
238	<	WA_ReportMouse, TRUE,
239	<	WA_DragBar, TRUE,
162	<	WA_DepthGadget, TRUE,
163	<	WA_SizeGadget, FALSE,
164	<	WA_Title, GetString(STR_WINDOW_TITLE),
165	<	WA_PubScreenName, "Workbench",
166	<	TAG_END
167	<	);
168	<	if (the_win == NULL || error) {
169	<	ErrorAlert(GetString(STR_OPEN_WINDOW_ERR));
170	<	return false;
225	>	if (mode_str) {
226	>	if (sscanf(mode_str, "win/%d/%d", &window_width, &window_height) == 2)
227	>	default_display_type = DISPLAY_WINDOW;
228	>	else if (sscanf(mode_str, "pip/%d/%d", &window_width, &window_height) == 2 && P96Base)
229	>	default_display_type = DISPLAY_PIP;
230	>	else if (sscanf(mode_str, "scr/%08lx", &screen_mode_id) == 1 && (CyberGfxBase || P96Base)) {
231	>	if (P96Base && p96GetModeIDAttr(screen_mode_id, P96IDA_ISP96))
232	>	default_display_type = DISPLAY_SCREEN_P96;
233	>	else if (CyberGfxBase && IsCyberModeID(screen_mode_id))
234	>	default_display_type = DISPLAY_SCREEN_CGFX;
235	>	else {
236	>	ErrorAlert(STR_NO_P96_MODE_ERR);
237	>	return false;
238	>	}
239	>	}
240		}
241
242	<	// Find bitmap
174	<	p96PIP_GetTags(the_win, P96PIP_SourceBitMap, &the_bitmap, TAG_END);
242	>	D(bug("default_display_type %d, window_width %d, window_height %d\n", default_display_type, window_width, window_height));
243
244	<	// Set VideoMonitor
245	<	VideoMonitor.mac_frame_base = p96GetBitMapAttr(the_bitmap, P96BMA_MEMORY);
246	<	VideoMonitor.bytes_per_row = p96GetBitMapAttr(the_bitmap, P96BMA_BYTESPERROW);
247	<	VideoMonitor.x = width;
248	<	VideoMonitor.y = height;
249	<	VideoMonitor.mode = VMODE_16BIT;
250	<	return true;
251	<	}
244	>	// Construct list of supported modes
245	>	switch (default_display_type) {
246	>	case DISPLAY_WINDOW:
247	>	default_width = window_width;
248	>	default_height = window_height;
249	>	default_depth = VDEPTH_1BIT;
250	>	add_modes(window_width, window_height, VDEPTH_1BIT);
251	>	break;
252
253	<	// Open screen (requires Picasso96 as we need chunky modes)
254	<	static bool init_screen(ULONG mode_id)
255	<	{
256	<	// Set relative mouse mode
257	<	ADBSetRelMouseMode(true);
253	>	case DISPLAY_PIP:
254	>	default_width = window_width;
255	>	default_height = window_height;
256	>	default_depth = VDEPTH_16BIT;
257	>	add_modes(window_width, window_height, VDEPTH_16BIT);
258	>	break;
259
260	<	// Check if the mode is a Picasso96 mode
261	<	if (!p96GetModeIDAttr(mode_id, P96IDA_ISP96)) {
262	<	ErrorAlert(GetString(STR_NO_P96_MODE_ERR));
263	<	return false;
195	<	}
260	>	case DISPLAY_SCREEN_P96:
261	>	case DISPLAY_SCREEN_CGFX:
262	>	struct DimensionInfo dimInfo;
263	>	DisplayInfoHandle handle = FindDisplayInfo(screen_mode_id);
264
265	<	// 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	<	switch (depth) {
201	<	case 8:
202	<	VideoMonitor.mode = VMODE_8BIT;
203	<	break;
204	<	case 15:
205	<	case 16:
206	<	if (format != RGBFB_R5G5B5) {
207	<	ErrorAlert(GetString(STR_WRONG_SCREEN_FORMAT_ERR));
265	>	if (handle == NULL)
266		return false;
267	<	}
268	<	VideoMonitor.mode = VMODE_16BIT;
211	<	break;
212	<	case 24:
213	<	case 32:
214	<	if (format != RGBFB_A8R8G8B8) {
215	<	ErrorAlert(GetString(STR_WRONG_SCREEN_FORMAT_ERR));
267	>
268	>	if (GetDisplayInfoData(handle, (UBYTE *) &dimInfo, sizeof(dimInfo), DTAG_DIMS, 0) <= 0)
269		return false;
270	+
271	+	default_width = 1 + dimInfo.Nominal.MaxX - dimInfo.Nominal.MinX;
272	+	default_height = 1 + dimInfo.Nominal.MaxY - dimInfo.Nominal.MinY;
273	+
274	+	switch (dimInfo.MaxDepth) {
275	+	case 1:
276	+	default_depth = VDEPTH_1BIT;
277	+	break;
278	+	case 8:
279	+	default_depth = VDEPTH_8BIT;
280	+	break;
281	+	case 15:
282	+	case 16:
283	+	default_depth = VDEPTH_16BIT;
284	+	break;
285	+	case 24:
286	+	case 32:
287	+	default_depth = VDEPTH_32BIT;
288	+	break;
289	+	}
290	+
291	+	for (unsigned d=VDEPTH_8BIT; d<=VDEPTH_32BIT; d++) {
292	+	ULONG mode_id = find_mode_for_depth(default_width, default_height, bits_from_depth(video_depth(d)));
293	+
294	+	if (is_valid_modeid(default_display_type, mode_id))
295	+	add_modes(default_width, default_height, video_depth(d));
296		}
218	–	VideoMonitor.mode = VMODE_32BIT;
297		break;
220	–	default:
221	–	ErrorAlert(GetString(STR_WRONG_SCREEN_DEPTH_ERR));
222	–	return false;
298		}
299
300	<	// Yes, get width and height
301	<	uint32 width = p96GetModeIDAttr(mode_id, P96IDA_WIDTH);
302	<	uint32 height = p96GetModeIDAttr(mode_id, P96IDA_HEIGHT);
303	<	VideoMonitor.x = width;
304	<	VideoMonitor.y = height;
305	<
231	<	// Open screen
232	<	the_screen = p96OpenScreenTags(
233	<	P96SA_DisplayID, mode_id,
234	<	P96SA_Title, GetString(STR_WINDOW_TITLE),
235	<	P96SA_Quiet, TRUE,
236	<	P96SA_NoMemory, TRUE,
237	<	P96SA_NoSprite, TRUE,
238	<	P96SA_Exclusive, TRUE,
239	<	TAG_END
240	<	);
241	<	if (the_screen == NULL) {
242	<	ErrorAlert(GetString(STR_OPEN_SCREEN_ERR));
243	<	return false;
300	>	#if DEBUG
301	>	bug("Available video modes:\n");
302	>	vector<video_mode>::const_iterator i = VideoModes.begin(), end = VideoModes.end();
303	>	while (i != end) {
304	>	bug(" %ld x %ld (ID %02lx), %ld colors\n", i->x, i->y, i->resolution_id, 1 << bits_from_depth(i->depth));
305	>	++i;
306		}
307	+	#endif
308
309	<	// Open window
310	<	the_win = OpenWindowTags(NULL,
311	<	WA_Left, 0, WA_Top, 0,
312	<	WA_Width, width, WA_Height, height,
313	<	WA_NoCareRefresh, TRUE,
314	<	WA_Borderless, TRUE,
315	<	WA_Activate, TRUE,
316	<	WA_RMBTrap, TRUE,
317	<	WA_ReportMouse, TRUE,
318	<	WA_CustomScreen, the_screen,
319	<	TAG_END
320	<	);
321	<	if (the_win == NULL) {
322	<	ErrorAlert(GetString(STR_OPEN_WINDOW_ERR));
323	<	return false;
309	>	D(bug("VideoInit/%ld: def_width=%ld  def_height=%ld  def_depth=%ld\n", \
310	>	__LINE__, default_width, default_height, default_depth));
311	>
312	>	// Find requested default mode and open display
313	>	if (VideoModes.size() == 1) {
314	>	uint32 default_id ;
315	>
316	>	// Create Amiga_monitor_desc for this (the only) display
317	>	default_id = VideoModes[0].resolution_id;
318	>	D(bug("VideoInit/%ld: default_id=%ld\n", __LINE__, default_id));
319	>	Amiga_monitor_desc *monitor = new Amiga_monitor_desc(VideoModes, default_depth, default_id, default_display_type);
320	>	VideoMonitors.push_back(monitor);
321	>
322	>	// Open display
323	>	return monitor->video_open();
324	>
325	>	} else {
326	>
327	>	// Find mode with specified dimensions
328	>	std::vector<video_mode>::const_iterator i, end = VideoModes.end();
329	>	for (i = VideoModes.begin(); i != end; ++i) {
330	>	D(bug("VideoInit/%ld: w=%ld  h=%ld  d=%ld\n", __LINE__, i->x, i->y, bits_from_depth(i->depth)));
331	>	if (i->x == default_width && i->y == default_height && i->depth == default_depth) {
332	>	// Create Amiga_monitor_desc for this (the only) display
333	>	uint32 default_id = i->resolution_id;
334	>	D(bug("VideoInit/%ld: default_id=%ld\n", __LINE__, default_id));
335	>	Amiga_monitor_desc *monitor = new Amiga_monitor_desc(VideoModes, default_depth, default_id, default_display_type);
336	>	VideoMonitors.push_back(monitor);
337	>
338	>	// Open display
339	>	return monitor->video_open();
340	>	}
341	>	}
342	>
343	>	// Create Amiga_monitor_desc for this (the only) display
344	>	uint32 default_id = VideoModes[0].resolution_id;
345	>	D(bug("VideoInit/%ld: default_id=%ld\n", __LINE__, default_id));
346	>	Amiga_monitor_desc *monitor = new Amiga_monitor_desc(VideoModes, default_depth, default_id, default_display_type);
347	>	VideoMonitors.push_back(monitor);
348	>
349	>	// Open display
350	>	return monitor->video_open();
351		}
352
263	–	// Set VideoMonitor
264	–	ScreenToFront(the_screen);
265	–	VideoMonitor.mac_frame_base = p96GetBitMapAttr(the_screen->RastPort.BitMap, P96BMA_MEMORY);
266	–	VideoMonitor.bytes_per_row = p96GetBitMapAttr(the_screen->RastPort.BitMap, P96BMA_BYTESPERROW);
353		return true;
354		}
355
356	<	bool VideoInit(bool classic)
356	>
357	>	bool Amiga_monitor_desc::video_open()
358		{
359	<	// Read frame skip prefs
360	<	frame_skip = PrefsFindInt32("frameskip");
361	<	if (frame_skip == 0)
275	<	frame_skip = 1;
359	>	const video_mode &mode = get_current_mode();
360	>	ULONG depth_bits = bits_from_depth(mode.depth);
361	>	ULONG ID = find_mode_for_depth(mode.x, mode.y, depth_bits);
362
363	<	// Get screen mode from preferences
278	<	const char *mode_str;
279	<	if (classic)
280	<	mode_str = "win/512/342";
281	<	else
282	<	mode_str = PrefsFindString("screen");
363	>	D(bug("video_open/%ld: width=%ld  height=%ld  depth=%ld  ID=%08lx\n", __LINE__, mode.x, mode.y, depth_bits, ID));
364
365	<	// Determine type and mode
366	<	display_type = DISPLAY_WINDOW;
367	<	int width = 512, height = 384;
287	<	ULONG mode_id = 0;
288	<	if (mode_str) {
289	<	if (sscanf(mode_str, "win/%d/%d", &width, &height) == 2)
290	<	display_type = DISPLAY_WINDOW;
291	<	else if (sscanf(mode_str, "pip/%d/%d", &width, &height) == 2 && P96Base)
292	<	display_type = DISPLAY_PIP;
293	<	else if (sscanf(mode_str, "scr/%08lx", &mode_id) == 1 && P96Base)
294	<	display_type = DISPLAY_SCREEN;
365	>	if (ID == INVALID_ID) {
366	>	ErrorAlert(STR_NO_VIDEO_MODE_ERR);
367	>	return false;
368		}
369
370	+	D(bug("video_open/%ld: display_type=%ld\n", __LINE__, display_type));
371	+
372		// Open display
373		switch (display_type) {
374		case DISPLAY_WINDOW:
375	<	if (!init_window(width, height))
301	<	return false;
375	>	drv = new driver_window(*this, mode.x, mode.y);
376		break;
377
378		case DISPLAY_PIP:
379	<	if (!init_pip(width, height))
306	<	return false;
379	>	drv = new driver_pip(*this, mode.x, mode.y);
380		break;
381
382	<	case DISPLAY_SCREEN:
383	<	if (!init_screen(mode_id))
311	<	return false;
382	>	case DISPLAY_SCREEN_P96:
383	>	drv = new driver_screen_p96(*this, ID);
384		break;
385	+
386	+	case DISPLAY_SCREEN_CGFX:
387	+	drv = new driver_screen_cgfx(*this, ID);
388	+	break;
389	+	}
390	+
391	+	D(bug("video_open/%ld: drv=%08lx\n", __LINE__, drv));
392	+
393	+	if (drv == NULL)
394	+	return false;
395	+
396	+	D(bug("video_open/%ld: init_ok=%ld\n", __LINE__, drv->init_ok));
397	+	if (!drv->init_ok) {
398	+	delete drv;
399	+	drv = NULL;
400	+	return false;
401		}
402
403		// Start periodic process
404		periodic_proc = CreateNewProcTags(
405	<	NP_Entry, periodic_func,
406	<	NP_Name, "Basilisk II IDCMP Handler",
405	>	NP_Entry, (ULONG)periodic_func,
406	>	NP_Name, (ULONG)"Basilisk II IDCMP Handler",
407		NP_Priority, 0,
408		TAG_END
409		);
410	+
411	+	D(bug("video_open/%ld: periodic_proc=%08lx\n", __LINE__, periodic_proc));
412	+
413		if (periodic_proc == NULL) {
414	<	ErrorAlert(GetString(STR_NO_MEM_ERR));
414	>	ErrorAlert(STR_NO_MEM_ERR);
415		return false;
416		}
417	+
418		return true;
419		}
420
421
422	<	/*
331	<	*  Deinitialization
332	<	*/
333	<
334	<	void VideoExit(void)
422	>	void Amiga_monitor_desc::video_close()
423		{
424		// Stop periodic process
425		if (periodic_proc) {
#	Line 340 | Line 428 | void VideoExit(void)
428		Wait(SIGF_SINGLE);
429		}
430
431	<	switch (display_type) {
431	>	delete drv;
432	>	drv = NULL;
433
434	<	case DISPLAY_WINDOW:
434	>	// Free mouse pointer
435	>	if (null_pointer) {
436	>	FreeMem(null_pointer, 12);
437	>	null_pointer = NULL;
438	>	}
439	>	}
440
347	–	// Window mode, free bitmap
348	–	if (the_bitmap) {
349	–	WaitBlit();
350	–	FreeBitMap(the_bitmap);
351	–	}
441
442	<	// Free pens and close window
443	<	if (the_win) {
444	<	ReleasePen(the_win->WScreen->ViewPort.ColorMap, black_pen);
356	<	ReleasePen(the_win->WScreen->ViewPort.ColorMap, white_pen);
442	>	/*
443	>	*  Deinitialization
444	>	*/
445
446	<	CloseWindow(the_win);
447	<	}
448	<	break;
446	>	void VideoExit(void)
447	>	{
448	>	// Close displays
449	>	vector<monitor_desc *>::iterator i, end = VideoMonitors.end();
450	>	for (i = VideoMonitors.begin(); i != end; ++i)
451	>	dynamic_cast<Amiga_monitor_desc *>(*i)->video_close();
452	>	}
453
362	–	case DISPLAY_PIP:
454
455	<	// Close PIP
456	<	if (the_win)
457	<	p96PIP_Close(the_win);
367	<	break;
455	>	/*
456	>	*  Set palette
457	>	*/
458
459	<	case DISPLAY_SCREEN:
459	>	void Amiga_monitor_desc::set_palette(uint8 *pal, int num)
460	>	{
461	>	drv->set_palette(pal, num);
462	>	}
463
371	–	// Close window
372	–	if (the_win)
373	–	CloseWindow(the_win);
464
465	<	// Close screen
466	<	if (the_screen)
467	<	p96CloseScreen(the_screen);
468	<	break;
465	>	/*
466	>	*  Switch video mode
467	>	*/
468	>
469	>	void Amiga_monitor_desc::switch_to_current_mode()
470	>	{
471	>	// Close and reopen display
472	>	video_close();
473	>	if (!video_open()) {
474	>	ErrorAlert(STR_OPEN_WINDOW_ERR);
475	>	QuitEmulator();
476		}
477		}
478
479
480		/*
481	<	*  Set palette
481	>	*  Close down full-screen mode (if bringing up error alerts is unsafe while in full-screen mode)
482		*/
483
484	<	void video_set_palette(uint8 *pal)
484	>	void VideoQuitFullScreen(void)
485		{
389	–	if (display_type == DISPLAY_SCREEN) {
390	–
391	–	// Convert palette to 32 bits
392	–	ULONG table[2 + 256 * 3];
393	–	table[0] = 256 << 16;
394	–	table[256 * 3 + 1] = 0;
395	–	for (int i=0; i<256; i++) {
396	–	table[i*3+1] = pal[i*3] * 0x01010101;
397	–	table[i*3+2] = pal[i*3+1] * 0x01010101;
398	–	table[i*3+3] = pal[i*3+2] * 0x01010101;
399	–	}
400	–
401	–	// And load it
402	–	LoadRGB32(&the_screen->ViewPort, table);
403	–	}
486		}
487
488
#	Line 424 | Line 506 | static __saveds void periodic_func(void)
506		struct IntuiMessage *msg;
507		ULONG win_mask = 0, timer_mask = 0;
508
509	+	D(bug("periodic_func/%ld: \n", __LINE__));
510	+
511		// Create message port for window and attach it
512		struct MsgPort *win_port = CreateMsgPort();
513		if (win_port) {
514		win_mask = 1 << win_port->mp_SigBit;
515	<	the_win->UserPort = win_port;
516	<	ModifyIDCMP(the_win, IDCMP_MOUSEBUTTONS | IDCMP_MOUSEMOVE | IDCMP_RAWKEY | (display_type == DISPLAY_SCREEN ? IDCMP_DELTAMOVE : 0));
515	>	drv->the_win->UserPort = win_port;
516	>	ModifyIDCMP(drv->the_win, IDCMP_MOUSEBUTTONS | IDCMP_MOUSEMOVE | IDCMP_RAWKEY |
517	>	((drv->monitor.display_type == DISPLAY_SCREEN_P96 || drv->monitor.display_type == DISPLAY_SCREEN_CGFX) ? IDCMP_DELTAMOVE : 0));
518		}
519
520	+	D(bug("periodic_func/%ld: \n", __LINE__));
521	+
522		// Start 60Hz timer for window refresh
523	<	if (display_type == DISPLAY_WINDOW) {
523	>	if (drv->monitor.display_type == DISPLAY_WINDOW) {
524		timer_port = CreateMsgPort();
525		if (timer_port) {
526		timer_io = (struct timerequest *)CreateIORequest(timer_port, sizeof(struct timerequest));
527		if (timer_io) {
528	<	if (!OpenDevice((UBYTE *)TIMERNAME, UNIT_MICROHZ, (struct IORequest *)timer_io, 0)) {
528	>	if (!OpenDevice((UBYTE *) TIMERNAME, UNIT_MICROHZ, (struct IORequest *)timer_io, 0)) {
529		timer_mask = 1 << timer_port->mp_SigBit;
530		timer_io->tr_node.io_Command = TR_ADDREQUEST;
531		timer_io->tr_time.tv_secs = 0;
#	Line 449 | Line 536 | static __saveds void periodic_func(void)
536		}
537		}
538
539	+	D(bug("periodic_func/%ld: \n", __LINE__));
540	+
541		// Main loop
542		for (;;) {
543	+	const video_mode &mode = drv->monitor.get_current_mode();
544
545		// Wait for timer and/or window (CTRL_C is used for quitting the task)
546		ULONG sig = Wait(win_mask | timer_mask | SIGBREAKF_CTRL_C);
#	Line 458 | Line 548 | static __saveds void periodic_func(void)
548		if (sig & SIGBREAKF_CTRL_C)
549		break;
550
551	<	if (sig & timer_mask) {
551	>	//              D(bug("periodic_func/%ld: display_type=%ld  the_win=%08lx\n", __LINE__, drv->monitor.display_type, drv->the_win));
552
553	<	// Timer tick, update display
554	<	BltTemplate(the_bitmap->Planes[0], 0, the_bitmap->BytesPerRow, the_win->RPort,
555	<	the_win->BorderLeft, the_win->BorderTop, VideoMonitor.x, VideoMonitor.y);
553	>	if (sig & timer_mask) {
554	>	if (drv->get_bitmap()) {
555	>	// Timer tick, update display
556	>	BltTemplate(drv->get_bitmap()->Planes[0], 0,
557	>	drv->get_bitmap()->BytesPerRow, drv->the_win->RPort,
558	>	drv->the_win->BorderLeft, drv->the_win->BorderTop,
559	>	mode.x, mode.y);
560	>	}
561
562		// Restart timer
563		timer_io->tr_node.io_Command = TR_ADDREQUEST;
#	Line 487 | Line 582 | static __saveds void periodic_func(void)
582		// Handle message according to class
583		switch (cl) {
584		case IDCMP_MOUSEMOVE:
585	<	if (display_type == DISPLAY_SCREEN)
586	<	ADBMouseMoved(mx, my);
587	<	else
588	<	ADBMouseMoved(mx - the_win->BorderLeft, my - the_win->BorderTop);
585	>	switch (drv->monitor.display_type) {
586	>	case DISPLAY_SCREEN_P96:
587	>	case DISPLAY_SCREEN_CGFX:
588	>	//                                                              D(bug("periodic_func/%ld: IDCMP_MOUSEMOVE mx=%ld  my=%ld\n", __LINE__, mx, my));
589	>	ADBMouseMoved(mx, my);
590	>	break;
591	>	default:
592	>	//                                                              D(bug("periodic_func/%ld: IDCMP_MOUSEMOVE mx=%ld  my=%ld\n", __LINE__, mx - drv->the_win->BorderLeft, my - drv->the_win->BorderTop));
593	>	ADBMouseMoved(mx - drv->the_win->BorderLeft, my - drv->the_win->BorderTop);
594	>	if (mx < drv->the_win->BorderLeft
595	>	|| my < drv->the_win->BorderTop
596	>	|| mx >= drv->the_win->BorderLeft + mode.x
597	>	|| my >= drv->the_win->BorderTop + mode.y) {
598	>	if (current_pointer) {
599	>	ClearPointer(drv->the_win);
600	>	current_pointer = NULL;
601	>	}
602	>	} else {
603	>	if (current_pointer != null_pointer) {
604	>	// Hide mouse pointer inside window
605	>	SetPointer(drv->the_win, null_pointer, 1, 16, 0, 0);
606	>	current_pointer = null_pointer;
607	>	}
608	>	}
609	>	break;
610	>	}
611		break;
612
613		case IDCMP_MOUSEBUTTONS:
#	Line 511 | Line 628 | static __saveds void periodic_func(void)
628		case IDCMP_RAWKEY:
629		if (qualifier & IEQUALIFIER_REPEAT)     // Keyboard repeat is done by MacOS
630		break;
631	+	if ((qualifier & (IEQUALIFIER_LALT | IEQUALIFIER_LSHIFT | IEQUALIFIER_CONTROL)) ==
632	+	(IEQUALIFIER_LALT | IEQUALIFIER_LSHIFT | IEQUALIFIER_CONTROL) && code == 0x5f) {
633	+	SetInterruptFlag(INTFLAG_NMI);
634	+	TriggerInterrupt();
635	+	break;
636	+	}
637	+
638		if (code & IECODE_UP_PREFIX)
639		ADBKeyUp(keycode2mac[code & 0x7f]);
640		else
#	Line 521 | Line 645 | static __saveds void periodic_func(void)
645		}
646		}
647
648	+	D(bug("periodic_func/%ld: \n", __LINE__));
649	+
650		// Stop timer
651		if (timer_io) {
652		if (!CheckIO((struct IORequest *)timer_io))
#	Line 537 | Line 663 | static __saveds void periodic_func(void)
663		msg = (struct IntuiMessage *)win_port->mp_MsgList.lh_Head;
664		struct Node *succ;
665		while (succ = msg->ExecMessage.mn_Node.ln_Succ) {
666	<	if (msg->IDCMPWindow == the_win) {
666	>	if (msg->IDCMPWindow == drv->the_win) {
667		Remove((struct Node *)msg);
668		ReplyMsg((struct Message *)msg);
669		}
670		msg = (struct IntuiMessage *)succ;
671		}
672	<	the_win->UserPort = NULL;
673	<	ModifyIDCMP(the_win, 0);
672	>	drv->the_win->UserPort = NULL;
673	>	ModifyIDCMP(drv->the_win, 0);
674		Permit();
675		DeleteMsgPort(win_port);
676
#	Line 552 | Line 678 | static __saveds void periodic_func(void)
678		Forbid();
679		Signal(MainTask, SIGF_SINGLE);
680		}
681	+
682	+
683	+	// Add mode to list of supported modes
684	+	static void add_mode(uint32 width, uint32 height, uint32 resolution_id, uint32 bytes_per_row, video_depth depth)
685	+	{
686	+	video_mode mode;
687	+	mode.x = width;
688	+	mode.y = height;
689	+	mode.resolution_id = resolution_id;
690	+	mode.bytes_per_row = bytes_per_row;
691	+	mode.depth = depth;
692	+
693	+	D(bug("Added video mode: w=%ld  h=%ld  d=%ld\n", width, height, depth));
694	+
695	+	VideoModes.push_back(mode);
696	+	}
697	+
698	+	// Add standard list of modes for given color depth
699	+	static void add_modes(uint32 width, uint32 height, video_depth depth)
700	+	{
701	+	D(bug("add_modes: w=%ld  h=%ld  d=%ld\n", width, height, depth));
702	+
703	+	if (width >= 512 && height >= 384)
704	+	add_mode(512, 384, 0x80, TrivialBytesPerRow(512, depth), depth);
705	+	if (width >= 640 && height >= 480)
706	+	add_mode(640, 480, 0x81, TrivialBytesPerRow(640, depth), depth);
707	+	if (width >= 800 && height >= 600)
708	+	add_mode(800, 600, 0x82, TrivialBytesPerRow(800, depth), depth);
709	+	if (width >= 1024 && height >= 768)
710	+	add_mode(1024, 768, 0x83, TrivialBytesPerRow(1024, depth), depth);
711	+	if (width >= 1152 && height >= 870)
712	+	add_mode(1152, 870, 0x84, TrivialBytesPerRow(1152, depth), depth);
713	+	if (width >= 1280 && height >= 1024)
714	+	add_mode(1280, 1024, 0x85, TrivialBytesPerRow(1280, depth), depth);
715	+	if (width >= 1600 && height >= 1200)
716	+	add_mode(1600, 1200, 0x86, TrivialBytesPerRow(1600, depth), depth);
717	+	}
718	+
719	+
720	+	static ULONG find_mode_for_depth(uint32 width, uint32 height, uint32 depth)
721	+	{
722	+	ULONG ID = BestModeID(BIDTAG_NominalWidth, width,
723	+	BIDTAG_NominalHeight, height,
724	+	BIDTAG_Depth, depth,
725	+	BIDTAG_DIPFMustNotHave, DIPF_IS_ECS | DIPF_IS_HAM | DIPF_IS_AA,
726	+	TAG_END);
727	+
728	+	return ID;
729	+	}
730	+
731	+
732	+	static ULONG bits_from_depth(video_depth depth)
733	+	{
734	+	int bits = 1 << depth;
735	+	if (bits == 16)
736	+	bits = 15;
737	+	else if (bits == 32)
738	+	bits = 24;
739	+
740	+	return bits;
741	+	}
742	+
743	+
744	+	static bool is_valid_modeid(int display_type, ULONG mode_id)
745	+	{
746	+	if (INVALID_ID == mode_id)
747	+	return false;
748	+
749	+	switch (display_type) {
750	+	case DISPLAY_SCREEN_P96:
751	+	return check_modeid_p96(mode_id);
752	+	break;
753	+	case DISPLAY_SCREEN_CGFX:
754	+	return check_modeid_cgfx(mode_id);
755	+	break;
756	+	default:
757	+	return false;
758	+	break;
759	+	}
760	+	}
761	+
762	+
763	+	static bool check_modeid_p96(ULONG mode_id)
764	+	{
765	+	// Check if the mode is one we can handle
766	+	uint32 depth = p96GetModeIDAttr(mode_id, P96IDA_DEPTH);
767	+	uint32 format = p96GetModeIDAttr(mode_id, P96IDA_RGBFORMAT);
768	+
769	+	D(bug("check_modeid_p96: mode_id=%08lx  depth=%ld  format=%ld\n", mode_id, depth, format));
770	+
771	+	if (!p96GetModeIDAttr(mode_id, P96IDA_ISP96))
772	+	return false;
773	+
774	+	switch (depth) {
775	+	case 8:
776	+	break;
777	+	case 15:
778	+	case 16:
779	+	if (format != RGBFB_R5G5B5)
780	+	return false;
781	+	break;
782	+	case 24:
783	+	case 32:
784	+	if (format != RGBFB_A8R8G8B8)
785	+	return false;
786	+	break;
787	+	default:
788	+	return false;
789	+	}
790	+
791	+	return true;
792	+	}
793	+
794	+
795	+	static bool check_modeid_cgfx(ULONG mode_id)
796	+	{
797	+	uint32 depth = GetCyberIDAttr(CYBRIDATTR_DEPTH, mode_id);
798	+	uint32 format = GetCyberIDAttr(CYBRIDATTR_PIXFMT, mode_id);
799	+
800	+	D(bug("check_modeid_cgfx: mode_id=%08lx  depth=%ld  format=%ld\n", mode_id, depth, format));
801	+
802	+	if (!IsCyberModeID(mode_id))
803	+	return false;
804	+
805	+	switch (depth) {
806	+	case 8:
807	+	break;
808	+	case 15:
809	+	case 16:
810	+	if (format != PIXFMT_RGB15)
811	+	return false;
812	+	break;
813	+	case 24:
814	+	case 32:
815	+	if (format != PIXFMT_ARGB32)
816	+	return false;
817	+	break;
818	+	default:
819	+	return false;
820	+	}
821	+
822	+	return true;
823	+	}
824	+
825	+
826	+	driver_base::driver_base(Amiga_monitor_desc &m)
827	+	: monitor(m), mode(m.get_current_mode()), init_ok(false)
828	+	{
829	+	}
830	+
831	+	driver_base::~driver_base()
832	+	{
833	+	}
834	+
835	+
836	+	// Open window
837	+	driver_window::driver_window(Amiga_monitor_desc &m, int width, int height)
838	+	: black_pen(-1), white_pen(-1), driver_base(m)
839	+	{
840	+	// Set absolute mouse mode
841	+	ADBSetRelMouseMode(false);
842	+
843	+	// Open window
844	+	the_win = OpenWindowTags(NULL,
845	+	WA_Left, 0, WA_Top, 0,
846	+	WA_InnerWidth, width, WA_InnerHeight, height,
847	+	WA_SimpleRefresh, true,
848	+	WA_NoCareRefresh, true,
849	+	WA_Activate, true,
850	+	WA_RMBTrap, true,
851	+	WA_ReportMouse, true,
852	+	WA_DragBar, true,
853	+	WA_DepthGadget, true,
854	+	WA_SizeGadget, false,
855	+	WA_Title, (ULONG)GetString(STR_WINDOW_TITLE),
856	+	TAG_END
857	+	);
858	+	if (the_win == NULL) {
859	+	init_ok = false;
860	+	ErrorAlert(STR_OPEN_WINDOW_ERR);
861	+	return;
862	+	}
863	+
864	+	// Create bitmap ("height + 2" for safety)
865	+	the_bitmap = AllocBitMap(width, height + 2, 1, BMF_CLEAR, NULL);
866	+	if (the_bitmap == NULL) {
867	+	init_ok = false;
868	+	ErrorAlert(STR_NO_MEM_ERR);
869	+	return;
870	+	}
871	+
872	+	// Add resolution and set VideoMonitor
873	+	monitor.set_mac_frame_base((uint32)the_bitmap->Planes[0]);
874	+
875	+	// Set FgPen and BgPen
876	+	black_pen = ObtainBestPenA(the_win->WScreen->ViewPort.ColorMap, 0, 0, 0, NULL);
877	+	white_pen = ObtainBestPenA(the_win->WScreen->ViewPort.ColorMap, 0xffffffff, 0xffffffff, 0xffffffff, NULL);
878	+	SetAPen(the_win->RPort, black_pen);
879	+	SetBPen(the_win->RPort, white_pen);
880	+	SetDrMd(the_win->RPort, JAM2);
881	+
882	+	init_ok = true;
883	+	}
884	+
885	+
886	+	driver_window::~driver_window()
887	+	{
888	+	// Window mode, free bitmap
889	+	if (the_bitmap) {
890	+	WaitBlit();
891	+	FreeBitMap(the_bitmap);
892	+	}
893	+
894	+	// Free pens and close window
895	+	if (the_win) {
896	+	ReleasePen(the_win->WScreen->ViewPort.ColorMap, black_pen);
897	+	ReleasePen(the_win->WScreen->ViewPort.ColorMap, white_pen);
898	+
899	+	CloseWindow(the_win);
900	+	the_win = NULL;
901	+	}
902	+	}
903	+
904	+
905	+	// Open PIP (requires Picasso96)
906	+	driver_pip::driver_pip(Amiga_monitor_desc &m, int width, int height)
907	+	: driver_base(m)
908	+	{
909	+	// Set absolute mouse mode
910	+	ADBSetRelMouseMode(false);
911	+
912	+	D(bug("driver_pip(%d,%d)\n", width, height));
913	+
914	+	// Open window
915	+	ULONG error = 0;
916	+	the_win = p96PIP_OpenTags(
917	+	P96PIP_SourceFormat, RGBFB_R5G5B5,
918	+	P96PIP_SourceWidth, width,
919	+	P96PIP_SourceHeight, height,
920	+	P96PIP_ErrorCode, (ULONG)&error,
921	+	P96PIP_AllowCropping, true,
922	+	WA_Left, 0, WA_Top, 0,
923	+	WA_InnerWidth, width, WA_InnerHeight, height,
924	+	WA_SimpleRefresh, true,
925	+	WA_NoCareRefresh, true,
926	+	WA_Activate, true,
927	+	WA_RMBTrap, true,
928	+	WA_ReportMouse, true,
929	+	WA_DragBar, true,
930	+	WA_DepthGadget, true,
931	+	WA_SizeGadget, false,
932	+	WA_Title, (ULONG)GetString(STR_WINDOW_TITLE),
933	+	WA_PubScreenName, (ULONG)"Workbench",
934	+	TAG_END
935	+	);
936	+	if (the_win == NULL || error) {
937	+	init_ok = false;
938	+	ErrorAlert(STR_OPEN_WINDOW_ERR);
939	+	return;
940	+	}
941	+
942	+	// Find bitmap
943	+	p96PIP_GetTags(the_win, P96PIP_SourceBitMap, (ULONG)&the_bitmap, TAG_END);
944	+
945	+	// Add resolution and set VideoMonitor
946	+	monitor.set_mac_frame_base(p96GetBitMapAttr(the_bitmap, P96BMA_MEMORY));
947	+
948	+	init_ok = true;
949	+	}
950	+
951	+	driver_pip::~driver_pip()
952	+	{
953	+	// Close PIP
954	+	if (the_win)
955	+	p96PIP_Close(the_win);
956	+	}
957	+
958	+
959	+	// Open Picasso96 screen
960	+	driver_screen_p96::driver_screen_p96(Amiga_monitor_desc &m, ULONG mode_id)
961	+	: driver_base(m)
962	+	{
963	+	// Set relative mouse mode
964	+	ADBSetRelMouseMode(true);
965	+
966	+	// Check if the mode is one we can handle
967	+	if (!check_modeid_p96(mode_id))
968	+	{
969	+	init_ok = false;
970	+	ErrorAlert(STR_WRONG_SCREEN_FORMAT_ERR);
971	+	return;
972	+	}
973	+
974	+	// Yes, get width and height
975	+	uint32 depth = p96GetModeIDAttr(mode_id, P96IDA_DEPTH);
976	+	uint32 width = p96GetModeIDAttr(mode_id, P96IDA_WIDTH);
977	+	uint32 height = p96GetModeIDAttr(mode_id, P96IDA_HEIGHT);
978	+
979	+	// Open screen
980	+	the_screen = p96OpenScreenTags(
981	+	P96SA_DisplayID, mode_id,
982	+	P96SA_Title, (ULONG)GetString(STR_WINDOW_TITLE),
983	+	P96SA_Quiet, true,
984	+	P96SA_NoMemory, true,
985	+	P96SA_NoSprite, true,
986	+	P96SA_Exclusive, true,
987	+	TAG_END
988	+	);
989	+	if (the_screen == NULL) {
990	+	ErrorAlert(STR_OPEN_SCREEN_ERR);
991	+	init_ok = false;
992	+	return;
993	+	}
994	+
995	+	// Open window
996	+	the_win = OpenWindowTags(NULL,
997	+	WA_Left, 0, WA_Top, 0,
998	+	WA_Width, width, WA_Height, height,
999	+	WA_SimpleRefresh, true,
1000	+	WA_NoCareRefresh, true,
1001	+	WA_Borderless, true,
1002	+	WA_Activate, true,
1003	+	WA_RMBTrap, true,
1004	+	WA_ReportMouse, true,
1005	+	WA_CustomScreen, (ULONG)the_screen,
1006	+	TAG_END
1007	+	);
1008	+	if (the_win == NULL) {
1009	+	ErrorAlert(STR_OPEN_WINDOW_ERR);
1010	+	init_ok = false;
1011	+	return;
1012	+	}
1013	+
1014	+	ScreenToFront(the_screen);
1015	+
1016	+	// Add resolution and set VideoMonitor
1017	+	monitor.set_mac_frame_base(p96GetBitMapAttr(the_screen->RastPort.BitMap, P96BMA_MEMORY));
1018	+
1019	+	init_ok = true;
1020	+	}
1021	+
1022	+
1023	+	driver_screen_p96::~driver_screen_p96()
1024	+	{
1025	+	// Close window
1026	+	if (the_win)
1027	+	{
1028	+	CloseWindow(the_win);
1029	+	the_win = NULL;
1030	+	}
1031	+
1032	+	// Close screen
1033	+	if (the_screen) {
1034	+	p96CloseScreen(the_screen);
1035	+	the_screen = NULL;
1036	+	}
1037	+	}
1038	+
1039	+
1040	+	void driver_screen_p96::set_palette(uint8 *pal, int num)
1041	+	{
1042	+	// Convert palette to 32 bits
1043	+	ULONG table[2 + 256 * 3];
1044	+	table[0] = num << 16;
1045	+	table[num * 3 + 1] = 0;
1046	+	for (int i=0; i<num; i++) {
1047	+	table[i*3+1] = pal[i*3] * 0x01010101;
1048	+	table[i*3+2] = pal[i*3+1] * 0x01010101;
1049	+	table[i*3+3] = pal[i*3+2] * 0x01010101;
1050	+	}
1051	+
1052	+	// And load it
1053	+	LoadRGB32(&the_screen->ViewPort, table);
1054	+	}
1055	+
1056	+
1057	+	// Open CyberGraphX screen
1058	+	driver_screen_cgfx::driver_screen_cgfx(Amiga_monitor_desc &m, ULONG mode_id)
1059	+	: driver_base(m)
1060	+	{
1061	+	D(bug("driver_screen_cgfx/%ld: mode_id=%08lx\n", __LINE__, mode_id));
1062	+
1063	+	// Set absolute mouse mode
1064	+	ADBSetRelMouseMode(true);
1065	+
1066	+	// Check if the mode is one we can handle
1067	+	if (!check_modeid_cgfx(mode_id))
1068	+	{
1069	+	ErrorAlert(STR_WRONG_SCREEN_FORMAT_ERR);
1070	+	init_ok = false;
1071	+	return;
1072	+	}
1073	+
1074	+	// Yes, get width and height
1075	+	uint32 depth = GetCyberIDAttr(CYBRIDATTR_DEPTH, mode_id);
1076	+	uint32 width = GetCyberIDAttr(CYBRIDATTR_WIDTH, mode_id);
1077	+	uint32 height = GetCyberIDAttr(CYBRIDATTR_HEIGHT, mode_id);
1078	+
1079	+	// Open screen
1080	+	the_screen = OpenScreenTags(NULL,
1081	+	SA_DisplayID, mode_id,
1082	+	SA_Title, (ULONG)GetString(STR_WINDOW_TITLE),
1083	+	SA_Quiet, true,
1084	+	SA_Exclusive, true,
1085	+	TAG_END
1086	+	);
1087	+	if (the_screen == NULL) {
1088	+	ErrorAlert(STR_OPEN_SCREEN_ERR);
1089	+	init_ok = false;
1090	+	return;
1091	+	}
1092	+
1093	+	// Open window
1094	+	the_win = OpenWindowTags(NULL,
1095	+	WA_Left, 0, WA_Top, 0,
1096	+	WA_Width, width, WA_Height, height,
1097	+	WA_SimpleRefresh, true,
1098	+	WA_NoCareRefresh, true,
1099	+	WA_Borderless, true,
1100	+	WA_Activate, true,
1101	+	WA_RMBTrap, true,
1102	+	WA_ReportMouse, true,
1103	+	WA_CustomScreen, (ULONG)the_screen,
1104	+	TAG_END
1105	+	);
1106	+	if (the_win == NULL) {
1107	+	ErrorAlert(STR_OPEN_WINDOW_ERR);
1108	+	init_ok = false;
1109	+	return;
1110	+	}
1111	+
1112	+	ScreenToFront(the_screen);
1113	+	static UWORD ptr[] = { 0, 0, 0, 0 };
1114	+	SetPointer(the_win, ptr, 0, 0, 0, 0);   // Hide mouse pointer
1115	+
1116	+	// Set VideoMonitor
1117	+	ULONG frame_base;
1118	+	APTR handle = LockBitMapTags(the_screen->RastPort.BitMap,
1119	+	LBMI_BASEADDRESS, (ULONG)&frame_base,
1120	+	TAG_END
1121	+	);
1122	+	UnLockBitMap(handle);
1123	+
1124	+	D(bug("driver_screen_cgfx/%ld: frame_base=%08lx\n", __LINE__, frame_base));
1125	+
1126	+	monitor.set_mac_frame_base(frame_base);
1127	+
1128	+	init_ok = true;
1129	+	}
1130	+
1131	+
1132	+	driver_screen_cgfx::~driver_screen_cgfx()
1133	+	{
1134	+	D(bug("~driver_screen_cgfx/%ld: \n", __LINE__));
1135	+
1136	+	// Close window
1137	+	if (the_win)
1138	+	{
1139	+	CloseWindow(the_win);
1140	+	the_win = NULL;
1141	+	}
1142	+
1143	+	// Close screen
1144	+	if (the_screen) {
1145	+	CloseScreen(the_screen);
1146	+	the_screen = NULL;
1147	+	}
1148	+	}
1149	+
1150	+
1151	+	void driver_screen_cgfx::set_palette(uint8 *pal, int num)
1152	+	{
1153	+	// Convert palette to 32 bits
1154	+	ULONG table[2 + 256 * 3];
1155	+	table[0] = num << 16;
1156	+	table[num * 3 + 1] = 0;
1157	+	for (int i=0; i<num; i++) {
1158	+	table[i*3+1] = pal[i*3] * 0x01010101;
1159	+	table[i*3+2] = pal[i*3+1] * 0x01010101;
1160	+	table[i*3+3] = pal[i*3+2] * 0x01010101;
1161	+	}
1162	+
1163	+	// And load it
1164	+	LoadRGB32(&the_screen->ViewPort, table);
1165	+	}

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