DevVGA-SVGA3d-cocoa.m@ 95782

Last change on this file since 95782 was 93115, checked in by vboxsync, 3 years ago
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1	/* $Id: DevVGA-SVGA3d-cocoa.m 93115 2022-01-01 11:31:46Z vboxsync $ */
2	/** @file
3	* VirtualBox OpenGL Cocoa Window System Helper Implementation.
4	*
5	* @remarks Inspired by HostServices/SharedOpenGL/render/renderspu_cocoa_helper.m.
6	*/
7
8	/*
9	* Copyright (C) 2009-2022 Oracle Corporation
10	*
11	* This file is part of VirtualBox Open Source Edition (OSE), as
12	* available from http://www.virtualbox.org. This file is free software;
13	* you can redistribute it and/or modify it under the terms of the GNU
14	* General Public License (GPL) as published by the Free Software
15	* Foundation, in version 2 as it comes in the "COPYING" file of the
16	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
17	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
18	*/
19
20
21	/*********************************************************************************************************************************
22	* Header Files *
23	*********************************************************************************************************************************/
24	#define LOG_GROUP LOG_GROUP_DEV_VMSVGA
25	#include "DevVGA-SVGA3d-cocoa.h"
26	#import <Cocoa/Cocoa.h>
27	#undef PVM /* Stupid namespace pollution from outdated sys/param.h header file. */
28	#import <OpenGL/gl.h>
29
30	#include <iprt/thread.h>
31	#include <iprt/assert.h>
32	#include <iprt/string.h>
33	#include <VBox/log.h>
34	#include <VBox/vmm/dbgf.h>
35
36
37	/*********************************************************************************************************************************
38	* Defined Constants And Macros *
39	*********************************************************************************************************************************/
40	/** @def USE_NSOPENGLVIEW
41	* Define this to experiment with using NSOpenGLView instead
42	* of NSView. There are transparency issues with the former,
43	* so for the time being we're using the latter. */
44	#if 0 \|\| DOXYGEN_RUNNING
45	# define USE_NSOPENGLVIEW
46	#endif
47
48	/**@def FLOAT_FMT_STR
49	* Format string bits to go with FLOAT_FMT_ARGS. */
50	#define FLOAT_FMT_STR "%d.%06u"
51	/** @def FLOAT_FMT_ARGS
52	* Format arguments for a float value, corresponding to FLOAT_FMT_STR.
53	* @param r The floating point value to format. */
54	#define FLOAT_FMT_ARGS(r) (int)(r), ((unsigned)(RT_ABS(r) * 1000000) % 1000000U)
55
56
57
58	/*********************************************************************************************************************************
59	* Structures and Typedefs *
60	*********************************************************************************************************************************/
61	/**
62	* Argument package for doing this on the main thread.
63	*/
64	@interface VMSVGA3DCreateViewAndContext : NSObject
65	{
66	@public
67	/* in */
68	NativeNSViewRef pParentView;
69	uint32_t cx;
70	uint32_t cy;
71	NativeNSOpenGLContextRef pSharedCtx;
72	bool fOtherProfile;
73
74	/* out */
75	NativeNSViewRef pView;
76	NativeNSOpenGLContextRef pCtx;
77	}
78	@end
79
80
81	/**
82	* The overlay view.
83	*/
84	@interface VMSVGA3DOverlayView
85	#ifdef USE_NSOPENGLVIEW
86	: NSOpenGLView
87	#else
88	: NSView
89	#endif
90	{
91	@private
92	/** This points to the parent view, if there is one. If there isn't a parent
93	* the view will be hidden and never used for displaying stuff. We only have
94	* one visible context per guest screen that is visible to the user and
95	* subject to buffer swapping. */
96	NSView *m_pParentView;
97	/** Indicates that buffers (back+front) needs clearing before use because
98	* the view changed size. There are two buffers, so this is set to two
99	* each time when the view area increases. */
100	uint32_t m_cClears;
101	/** Set if the OpenGL context needs updating after a resize. */
102	bool m_fUpdateCtx;
103
104	#ifndef USE_NSOPENGLVIEW
105	/** The OpenGL context associated with this view. */
106	NSOpenGLContext *m_pCtx;
107	/** Number of times we've tried to set the view (shut up noisy NSLog). */
108	uint32_t m_cSetViewAttempts;
109	#endif
110
111	/** The desired view position relative to super. */
112	NSPoint m_Pos;
113	/** The desired view size. */
114	NSSize m_Size;
115	}
116	+ (void)createViewAndContext:(VMSVGA3DCreateViewAndContext *)pParams;
117	- (id)initWithFrameAndFormat:(NSRect)frame parentView:(NSView)pparentView pixelFormat:(NSOpenGLPixelFormat )pFmt;
118	- (void)vboxSetPos:(NSPoint)pos;
119	- (void)vboxSetSize:(NSSize)size;
120	- (void)vboxScheduleCtxUpdate;
121	- (void)vboxReshapePerform;
122	- (void)vboxReshape;
123	- (void)vboxBoundsDidChange:(NSNotification *)pNotification;
124	- (void)vboxFrameDidChange:(NSNotification *)pNotification;
125	- (void)vboxFrameDidChangeGlobal:(NSNotification *)pNotification;
126	- (BOOL)postsFrameChangedNotifications;
127	- (void)vboxRemoveFromSuperviewAndHide;
128	- (void)vboxUpdateCtxIfNecessary;
129	- (void)vboxClearBackBufferIfNecessary;
130	- (NSOpenGLContext *)makeCurrentGLContext;
131	- (void)restoreSavedGLContext:(NSOpenGLContext *)pSavedCtx;
132
133	#ifndef USE_NSOPENGLVIEW
134	/* NSOpenGLView fakes: */
135	- (void)setOpenGLContext:(NSOpenGLContext *)pCtx;
136	- (NSOpenGLContext *)openGLContext;
137	- (void)prepareOpenGL;
138
139	#endif
140	/* Overridden: */
141	- (void)viewDidMoveToWindow;
142	- (void)viewDidMoveToSuperview;
143	- (void)resizeWithOldSuperviewSize:(NSSize)oldBoundsSize;
144	- (void)drawRect:(NSRect)rect;
145
146	@end
147
148
149	/********************************************************************************
150	*
151	* VMSVGA3DOverlayView class implementation
152	*
153	********************************************************************************/
154	@implementation VMSVGA3DOverlayView
155
156
157	+ (void)createViewAndContext:(VMSVGA3DCreateViewAndContext *)pParams
158	{
159	LogFlow(("OvlView createViewAndContext:\n"));
160
161	/*
162	* Create a pixel format.
163	*/
164	NSOpenGLPixelFormat *pFmt = nil;
165
166	// Consider to remove it and check if it's harmless.
167	NSOpenGLPixelFormatAttribute attribs[] =
168	{
169	NSOpenGLPFAOpenGLProfile, (NSOpenGLPixelFormatAttribute)0,
170	//NSOpenGLPFAWindow, - obsolete/deprecated, try work without it...
171	NSOpenGLPFAAccelerated,
172	NSOpenGLPFADoubleBuffer,
173	NSOpenGLPFABackingStore,
174	NSOpenGLPFAColorSize, (NSOpenGLPixelFormatAttribute)24,
175	NSOpenGLPFAAlphaSize, (NSOpenGLPixelFormatAttribute)8,
176	NSOpenGLPFADepthSize, (NSOpenGLPixelFormatAttribute)24,
177	0
178	};
179	attribs[1] = pParams->fOtherProfile ? NSOpenGLProfileVersion3_2Core : NSOpenGLProfileVersionLegacy;
180	pFmt = [[NSOpenGLPixelFormat alloc] initWithAttributes:attribs];
181	if (pFmt)
182	{
183	/*
184	* Create a new view.
185	*/
186	NSRect Frame;
187	Frame.origin.x = 0;
188	Frame.origin.y = 0;
189	Frame.size.width = pParams->cx < _1M && pParams->cx > 0 ? pParams->cx : 1; /* 'invalid drawable' if 0,0 size? */
190	Frame.size.height = pParams->cy < _1M && pParams->cy > 0 ? pParams->cy : 1;
191	VMSVGA3DOverlayView *pView = [[VMSVGA3DOverlayView alloc] initWithFrameAndFormat:Frame
192	parentView:pParams->pParentView
193	pixelFormat:pFmt];
194	if (pView)
195	{
196	/*
197	* If we have no shared GL context, we use the one that NSOpenGLView create. Otherwise,
198	* we replace it. (If we don't call openGLContext, it won't yet have been instantiated,
199	* so there is no unecessary contexts created here when pSharedCtx != NULL.)
200	*/
201	NSOpenGLContext *pCtx;
202	#ifdef USE_NSOPENGLVIEW
203	if (!pParams->pSharedCtx)
204	pCtx = [pView openGLContext];
205	else
206	#endif
207	{
208	pCtx = [[NSOpenGLContext alloc] initWithFormat:pFmt shareContext: pParams->pSharedCtx];
209	if (pCtx)
210	{
211	[pView setOpenGLContext:pCtx];
212	[pCtx setView:pView];
213	#ifdef USE_NSOPENGLVIEW
214	Assert([pCtx view] == pView);
215	#endif
216	}
217	}
218	if (pCtx)
219	{
220	/*
221	* Attach the view to the parent if we have one. Otherwise make sure its invisible.
222	*/
223	if (pParams->pParentView)
224	[pParams->pParentView addSubview:pView];
225	else
226	[pView setHidden:YES];
227
228	/*
229	* Resize and return.
230	*/
231	//[pView vboxSetSize:Frame.size];
232
233	NSOpenGLContext *pSavedCtx = [pView makeCurrentGLContext];
234
235	[pView prepareOpenGL];
236	GLint x;
237	//x = 0; [pCtx setValues:&x forParameter:NSOpenGLCPSwapInterval];
238	//x = 1; [pCtx setValues:&x forParameter:NSOpenGLCPSurfaceOrder];
239	x = 0; [pCtx setValues:&x forParameter:NSOpenGLCPSurfaceOpacity];
240
241	if (pParams->pParentView)
242	[pView setHidden:NO];
243	else
244	[pView setHidden:YES];
245
246	[pView restoreSavedGLContext:pSavedCtx];
247
248	pParams->pView = pView;
249	pParams->pCtx = pCtx;
250	[pCtx retain]; //??
251
252	[pFmt release];
253
254	LogFlow(("OvlView createViewAndContext: returns successfully\n"));
255	return;
256	}
257	[pView release];
258	}
259	[pFmt release];
260	}
261	else
262	AssertFailed();
263
264	LogFlow(("OvlView createViewAndContext: returns failure\n"));
265	return;
266	}
267
268	- (id)initWithFrameAndFormat:(NSRect) frame parentView:(NSView )pParentView pixelFormat:(NSOpenGLPixelFormat )pFmt
269	{
270	LogFlow(("OvlView(%p) initWithFrameAndFormat:\n", (void *)self));
271
272	m_pParentView = pParentView;
273	/* Make some reasonable defaults */
274	m_Pos = NSZeroPoint;
275	m_Size = frame.size;
276	m_cClears = 2;
277	m_fUpdateCtx = true;
278
279	#ifdef USE_NSOPENGLVIEW
280	self = [super initWithFrame:frame pixelFormat:pFmt];
281	#else
282	RT_NOREF(pFmt);
283	m_cSetViewAttempts = 0;
284	m_pCtx = NULL;
285	self = [super initWithFrame:frame];
286	#endif
287	if (self)
288	{
289	//self.autoresizingMask = NSViewMinXMargin \| NSViewMaxXMargin \| NSViewMinYMargin \| NSViewMaxYMargin;
290	self.autoresizingMask = NSViewNotSizable;
291
292	/*
293	* Get notifications when we're moved or resized and when we're moved
294	* to a different screen or GPU or when the GL context simply needs updating.
295	*/
296	if (pParentView)
297	{
298	[[NSNotificationCenter defaultCenter] addObserver:self
299	selector:@selector(vboxBoundsDidChange:)
300	name:NSViewBoundsDidChangeNotification
301	object:self];
302	[[NSNotificationCenter defaultCenter] addObserver:self
303	selector:@selector(vboxFrameDidChange:)
304	name:NSViewFrameDidChangeNotification
305	object:self];
306	//[[NSNotificationCenter defaultCenter] addObserver:self
307	// selector:@selector(vboxFrameDidChange:)
308	// name:NSViewDidUpdateTrackingAreasNotification
309	// object:self];
310	[[NSNotificationCenter defaultCenter] addObserver:self
311	selector:@selector(vboxFrameDidChangeGlobal:)
312	name:NSViewGlobalFrameDidChangeNotification
313	object:self];
314	}
315	}
316	LogFlow(("OvlView(%p) initWithFrameAndFormat: returns %p\n", (void )self, (void )self));
317	return self;
318	}
319
320	- (void)dealloc
321	{
322	LogFlow(("OvlView(%p) dealloc:\n", (void *)self));
323
324	#ifdef USE_NSOPENGLVIEW
325	[[self openGLContext] clearDrawable];
326	#else
327	if (m_pCtx)
328	{
329	[m_pCtx clearDrawable];
330	[m_pCtx release];
331	m_pCtx = nil;
332	}
333	#endif
334
335	[super dealloc];
336
337	LogFlow(("OvlView(%p) dealloc: returns\n", (void *)self));
338	}
339
340
341	- (void)vboxSetPos:(NSPoint)pos
342	{
343	Log(("OvlView(%p) vboxSetPos: (%d,%d)\n", (void *)self, (int)pos.x, (int)pos.y));
344
345	m_Pos = pos;
346	[self vboxReshape];
347
348	LogFlow(("OvlView(%p) vboxSetPos: returns\n", (void *)self));
349	}
350
351
352	- (void)vboxSetSize:(NSSize)size
353	{
354	Log(("OvlView(%p) vboxSetSize: (%d,%d):\n", (void *)self, (int)size.width, (int)size.height));
355	m_Size = size;
356	[self vboxReshape];
357	LogFlow(("OvlView(%p) vboxSetSize: returns\n", (void *)self));
358	}
359
360	- (void)vboxScheduleCtxUpdate
361	{
362	m_fUpdateCtx = true;
363	}
364
365	- (void)vboxUpdateCtxIfNecessary
366	{
367	if (m_fUpdateCtx)
368	{
369	Log(("OvlView(%p) vboxUpdateCtxIfNecessary: m_fUpdateCtx\n", (void *)self));
370	[[self openGLContext] update];
371	m_fUpdateCtx = false;
372	}
373	}
374
375
376	- (void)vboxClearBackBufferIfNecessary
377	{
378	#if 1 /* experiment */
379	if (m_cClears > 0)
380	{
381	Assert(![NSThread isMainThread]);
382	Assert([self openGLContext] == [NSOpenGLContext currentContext]);
383	Log(("OvlView(%p) vboxClearBackBufferIfNecessary: m_cClears=%d\n", (void *)self, m_cClears));
384	m_cClears--;
385
386	/* Clear errors. */
387	GLenum rc;
388	while ((rc = glGetError()) != GL_NO_ERROR)
389	continue;
390
391	/* Save the old buffer setting and make it GL_BACK (shall be GL_BACK already actually). */
392	GLint iOldDrawBuf = GL_BACK;
393	glGetIntegerv(GL_DRAW_BUFFER, &iOldDrawBuf);
394	if (iOldDrawBuf != GL_BACK)
395	glDrawBuffer(GL_BACK);
396	while ((rc = glGetError()) != GL_NO_ERROR)
397	AssertMsgFailed(("rc=%x\n", rc));
398
399	/* Clear the current GL_BACK. */
400	glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
401	glClear(GL_COLOR_BUFFER_BIT /\|GL_DEPTH_BUFFER_BIT/ );
402	while ((rc = glGetError()) != GL_NO_ERROR)
403	AssertMsgFailed(("rc=%x\n", rc));
404
405	/* We're back to the orignal back buffer now. Just restore GL_DRAW_BUFFER. */
406	if (iOldDrawBuf != GL_BACK)
407	glDrawBuffer(iOldDrawBuf);
408
409	while ((rc = glGetError()) != GL_NO_ERROR)
410	AssertMsgFailed(("rc=%x\n", rc));
411	}
412	#endif
413	}
414
415
416
417	- (void)vboxReshapePerform
418	{
419	/*
420	* Change the size and position if necessary.
421	*/
422	NSRect CurFrameRect = [self frame];
423	/** @todo conversions? */
424	if ( m_Pos.x != CurFrameRect.origin.x
425	\|\| m_Pos.y != CurFrameRect.origin.y)
426	{
427	LogFlow(("OvlView(%p) vboxReshapePerform: moving (%d,%d) -> (%d,%d)\n",
428	(void *)self, CurFrameRect.origin.x, CurFrameRect.origin.y, m_Pos.x, m_Pos.y));
429	[self setFrameOrigin:m_Pos];
430	}
431
432	if ( CurFrameRect.size.width != m_Size.width
433	\|\| CurFrameRect.size.height != m_Size.height)
434	{
435	LogFlow(("OvlView(%p) vboxReshapePerform: resizing (%d,%d) -> (%d,%d)\n",
436	(void *)self, CurFrameRect.size.width, CurFrameRect.size.height, m_Size.width, m_Size.height));
437	[self setFrameSize:m_Size];
438
439	/*
440	* Schedule two clears and a context update for now.
441	* Really though, we should just clear any new surface area.
442	*/
443	m_cClears = 2;
444	}
445	m_fUpdateCtx = true;
446	LogFlow(("OvlView(%p) vboxReshapePerform: returns\n", self));
447	}
448
449
450	- (void)vboxReshape
451	{
452	LogFlow(("OvlView(%p) vboxReshape:\n", (void *)self));
453
454	/*
455	* Resize the view.
456	*/
457	if ([NSThread isMainThread])
458	[self vboxReshapePerform];
459	else
460	{
461	[self performSelectorOnMainThread:@selector(vboxReshapePerform) withObject:nil waitUntilDone:NO];
462	vmsvga3dCocoaServiceRunLoop();
463
464	/*
465	* Try update the opengl context.
466	*/
467	[[self openGLContext] update];
468	}
469
470	LogFlow(("OvlView(%p) vboxReshape: returns\n", (void *)self));
471	}
472
473	/**
474	* This is called when the bounds change.
475	*
476	* We indicate that the FIFO thread must update the GL context.
477	*/
478	- (void)vboxBoundsDidChange:(NSNotification *)pNotification
479	{
480	RT_NOREF(pNotification);
481	LogFlow(("OvlView(%p) vboxBoundsDidChange:\n", (void *)self));
482	self->m_fUpdateCtx = true;
483	}
484
485	/**
486	* This is called when the frame changes size or position.
487	*
488	* We indicate that the FIFO thread must update the GL context.
489	*/
490	- (void)vboxFrameDidChange:(NSNotification *)pNotification
491	{
492	RT_NOREF(pNotification);
493	LogFlow(("OvlView(%p) vboxFrameDidChange:\n", (void *)self));
494	self->m_fUpdateCtx = true;
495	}
496
497	/**
498	* This is called when moved to different screen/GPU or/and when the GL context
499	* needs updating.
500	*
501	* We indicate that the FIFO thread must update the GL context.
502	*/
503	- (void)vboxFrameDidChangeGlobal:(NSNotification *)pNotification
504	{
505	RT_NOREF(pNotification);
506	LogFlow(("OvlView(%p) vboxFrameDidChangeGlobal:\n", (void *)self));
507	self->m_fUpdateCtx = true;
508	}
509
510	/** This enables the vboxFrameDidChange notification. */
511	- (BOOL)postsFrameChangedNotifications
512	{
513	LogFlow(("OvlView(%p) postsFrameChangedNotifications:\n", (void *)self));
514	return YES;
515	}
516
517	/**
518	* Removes the view from the parent, if it has one, and makes sure it's hidden.
519	*
520	* This is callbed before destroying it.
521	*/
522	- (void)vboxRemoveFromSuperviewAndHide
523	{
524	LogFlow(("OvlView(%p) vboxRemoveFromSuperviewAndHide:\n", (void *)self));
525	if (m_pParentView)
526	{
527	/*
528	* The removeFromSuperview has been frequently seen to deadlock thing like this:
529	* #0 0x00007fff8db440fa in __psynch_cvwait ()
530	* #1 0x00007fff8d0acfb9 in _pthread_cond_wait ()
531	* #2 0x00007fff8a1bc8f0 in -[NSViewHierarchyLock _lockForWriting:handler:] ()
532	* #3 0x00007fff8a1bc171 in -[NSView removeFromSuperview] ()
533	* #4 0x000000010cffb2bb in -[VMSVGA3DOverlayView vboxRemoveFromSuperviewAndHide] (self=0x10a1da550, _cmd=0x10cffd734) at DevVGA-SVGA3d-cocoa.m:467
534	* #5 0x000000010cffbed3 in vmsvga3dCocoaDestroyViewAndContext (pView=0x10a1da550, pCtx=0x10a1da630) at DevVGA-SVGA3d-cocoa.m:662
535	* (This is from OS X 10.8.5.)
536	*/
537	if ([NSThread isMainThread])
538	{
539	LogFlow(("OvlView(%p) vboxRemoveFromSuperviewAndHide: calling removeFromSuperview\n", (void *)self));
540	[self removeFromSuperview];
541	LogFlow(("OvlView(%p) vboxRemoveFromSuperviewAndHide: calling setHidden\n", (void *)self));
542	[self setHidden:YES];
543	LogFlow(("OvlView(%p) vboxRemoveFromSuperviewAndHide: calling setHidden\n", (void *)self));
544	[[NSNotificationCenter defaultCenter] removeObserver:self];
545	}
546	else
547	{
548	LogFlow(("OvlView(%p) vboxRemoveFromSuperviewAndHide: defering to main thread\n", (void *)self));
549	vmsvga3dCocoaServiceRunLoop();
550	[self performSelectorOnMainThread:@selector(vboxRemoveFromSuperviewAndHide) withObject:nil waitUntilDone:YES];
551	vmsvga3dCocoaServiceRunLoop();
552	LogFlow(("OvlView(%p) vboxRemoveFromSuperviewAndHide: main thread done\n", (void *)self));
553	}
554	}
555	}
556
557
558	/**
559	* Changes to the OpenGL context associated with the view.
560	* @returns Previous OpenGL context.
561	*/
562	- (NSOpenGLContext *)makeCurrentGLContext
563	{
564	NSOpenGLContext *pSavedCtx = [NSOpenGLContext currentContext];
565
566	/* Always flush before changing. glXMakeCurrent and wglMakeCurrent does this
567	implicitly, seemingly NSOpenGLContext::makeCurrentContext doesn't. */
568	if (pSavedCtx != nil)
569	glFlush();
570
571	[[self openGLContext] makeCurrentContext];
572	return pSavedCtx;
573	}
574
575
576	/**
577	* Restores the previous OpenGL context after
578	* makeCurrentGLContext.
579	*
580	* @param pSavedCtx The makeCurrentGLContext return value.
581	*/
582	- (void)restoreSavedGLContext:(NSOpenGLContext *)pSavedCtx
583	{
584	/* Always flush before changing. glXMakeCurrent and wglMakeCurrent does this
585	implicitly, seemingly NSOpenGLContext::makeCurrentContext doesn't. */
586	glFlush();
587
588	if (pSavedCtx)
589	[pSavedCtx makeCurrentContext];
590	else
591	[NSOpenGLContext clearCurrentContext];
592	}
593
594	#ifndef USE_NSOPENGLVIEW
595	/*
596	* Faking NSOpenGLView interface.
597	*/
598	- (void)setOpenGLContext:(NSOpenGLContext *)pCtx
599	{
600	if (pCtx != m_pCtx)
601	{
602	if (pCtx)
603	{
604	[pCtx retain];
605	[pCtx setView:self];
606	/Assert([pCtx view] == self); - setView fails early on, works later... /
607	}
608
609	if (m_pCtx)
610	[m_pCtx release];
611
612	m_pCtx = pCtx;
613
614	if (pCtx)
615	[pCtx update];
616	}
617	}
618
619	- (NSOpenGLContext *)openGLContext
620	{
621	/* Stupid hacks to work around setView failing early. This can get kind of
622	noisy on some OS versions, so shut it up a little bit. */
623	/** @todo use NSOpenGLView for the non-visible contexts. */
624	if (m_pCtx && [m_pCtx view] != self)
625	{
626	m_cSetViewAttempts++;
627	if ( m_pParentView
628	\|\| m_cSetViewAttempts < 64
629	\|\| (m_cSetViewAttempts & (m_cSetViewAttempts < _64K ? 0xfff : 0x7fff)) == 0 )
630	[m_pCtx setView:self];
631	}
632	return m_pCtx;
633	}
634
635	- (void)prepareOpenGL
636	{
637	//[m_pCtx prepareOpenGL];
638	}
639	#endif /* USE_NSOPENGLVIEW */
640
641	/*
642	* Overridden NSOpenGLView / NSView methods:
643	*/
644
645	/** @todo do we need this? */
646	-(void)viewDidMoveToWindow
647	{
648	LogFlow(("OvlView(%p) viewDidMoveToWindow: new win: %p\n", (void )self, (void )[self window]));
649	[super viewDidMoveToWindow];
650	[self vboxReshape];
651	}
652
653	-(void)viewDidMoveToSuperview
654	{
655	LogFlow(("OvlView(%p) viewDidMoveToSuperview: new view: %p\n", (void )self, (void )[self superview]));
656	[super viewDidMoveToSuperview];
657	[self vboxReshape];
658	}
659
660	-(void)resizeWithOldSuperviewSize:(NSSize)oldBoundsSize
661	{
662	LogFlow(("OvlView(%p) resizeWithOldSuperviewSize: %d,%d -> %d,%d\n", (void *)self,
663	(int)oldBoundsSize.width, (int)oldBoundsSize.height, (int)[self bounds].size.width, (int)[self bounds].size.height));
664	[super resizeWithOldSuperviewSize:oldBoundsSize];
665	[self vboxReshape];
666	}
667
668	- (void)drawRect:(NSRect)rect
669	{
670	RT_NOREF(rect);
671	// if (m_fClear)
672	// {
673	// m_fClear = false;
674	// [self vboxClearBuffers];
675	// }
676	}
677
678	@end /* VMSVGA3DOverlayView */
679
680	@implementation VMSVGA3DCreateViewAndContext
681	@end
682
683
684	VMSVGA3DCOCOA_DECL(void) vmsvga3dCocoaServiceRunLoop(void)
685	{
686	NSAutoreleasePool *pPool = [[NSAutoreleasePool alloc] init];
687	NSRunLoop *pRunLoop = [NSRunLoop currentRunLoop];
688
689	if ([NSRunLoop mainRunLoop] != pRunLoop)
690	{
691	[pRunLoop runUntilDate:[NSDate distantPast]];
692	}
693
694	[pPool release];
695	}
696
697
698	/**
699	* Document me later.
700	*
701	* @param ppView
702	* @param ppCtx
703	* @param pParentView The parent view if this is a context we'll be
704	* presenting to.
705	* @param cx
706	* @param cy
707	* @param pSharedCtx
708	* @param fOtherProfile
709	*/
710	VMSVGA3DCOCOA_DECL(bool) vmsvga3dCocoaCreateViewAndContext(NativeNSViewRef ppView, NativeNSOpenGLContextRef ppCtx,
711	NativeNSViewRef pParentView, uint32_t cx, uint32_t cy,
712	NativeNSOpenGLContextRef pSharedCtx, bool fOtherProfile)
713	{
714	LogFlow(("vmsvga3dCocoaCreateViewAndContext: pParentView=%d size=%d,%d pSharedCtx=%p fOtherProfile=%RTbool\n",
715	(void )pParentView, cx, cy, (void )pSharedCtx, fOtherProfile));
716	NSAutoreleasePool *pPool = [[NSAutoreleasePool alloc] init];
717	vmsvga3dCocoaServiceRunLoop();
718
719
720	VMSVGA3DCreateViewAndContext *pParams = [VMSVGA3DCreateViewAndContext alloc];
721	pParams->pParentView = pParentView;
722	pParams->cx = cx;
723	pParams->cy = cy;
724	pParams->pSharedCtx = pSharedCtx;
725	pParams->fOtherProfile = fOtherProfile;
726	pParams->pView = NULL;
727	pParams->pCtx = NULL;
728
729	[VMSVGA3DOverlayView performSelectorOnMainThread:@selector(createViewAndContext:)
730	withObject:pParams
731	waitUntilDone:YES];
732
733	vmsvga3dCocoaServiceRunLoop();
734
735	*ppCtx = pParams->pCtx;
736	*ppView = pParams->pView;
737	bool fRet = ppCtx != NULL && ppView != NULL;
738
739	[pParams release];
740
741	[pPool release];
742	LogFlow(("vmsvga3dCocoaDestroyContext: returns %RTbool\n", fRet));
743	return fRet;
744	}
745
746
747	VMSVGA3DCOCOA_DECL(void) vmsvga3dCocoaDestroyViewAndContext(NativeNSViewRef pView, NativeNSOpenGLContextRef pCtx)
748	{
749	LogFlow(("vmsvga3dCocoaDestroyViewAndContext: pView=%p pCtx=%p\n", (void )pView, (void )pCtx));
750	NSAutoreleasePool *pPool = [[NSAutoreleasePool alloc] init];
751
752	/* The view */
753	VMSVGA3DOverlayView pOvlView = (VMSVGA3DOverlayView )pView;
754	[pOvlView vboxRemoveFromSuperviewAndHide];
755
756	Log(("vmsvga3dCocoaDestroyViewAndContext: view %p ref count=%d\n", (void *)pOvlView, [pOvlView retainCount]));
757	[pOvlView release];
758
759	/* The OpenGL context. */
760	Log(("vmsvga3dCocoaDestroyViewAndContext: ctx %p ref count=%d\n", (void *)pCtx, [pCtx retainCount]));
761	[pCtx release];
762
763	[pPool release];
764	LogFlow(("vmsvga3dCocoaDestroyViewAndContext: returns\n"));
765	}
766
767
768	VMSVGA3DCOCOA_DECL(void) vmsvga3dCocoaViewInfo(PCDBGFINFOHLP pHlp, NativeNSViewRef pView)
769	{
770	NSAutoreleasePool *pPool = [[NSAutoreleasePool alloc] init];
771	if (pView != nil)
772	{
773	VMSVGA3DOverlayView pOvlView = (VMSVGA3DOverlayView )pView;
774
775	NSRect FrameRect = [pOvlView frame];
776	pHlp->pfnPrintf(pHlp, " Frame rect: x=" FLOAT_FMT_STR ", y=" FLOAT_FMT_STR " cx=" FLOAT_FMT_STR ", cy=" FLOAT_FMT_STR "\n",
777	FLOAT_FMT_ARGS(FrameRect.origin.x), FLOAT_FMT_ARGS(FrameRect.origin.y),
778	FLOAT_FMT_ARGS(FrameRect.size.width), FLOAT_FMT_ARGS(FrameRect.size.height));
779	NSRect BoundsRect = [pOvlView bounds];
780	pHlp->pfnPrintf(pHlp, " Bounds rect: x=" FLOAT_FMT_STR ", y=" FLOAT_FMT_STR " cx=" FLOAT_FMT_STR ", cy=" FLOAT_FMT_STR "\n",
781	FLOAT_FMT_ARGS(BoundsRect.origin.x), FLOAT_FMT_ARGS(BoundsRect.origin.y),
782	FLOAT_FMT_ARGS(BoundsRect.size.width), FLOAT_FMT_ARGS(BoundsRect.size.height));
783	NSRect VisibleRect = [pOvlView visibleRect];
784	pHlp->pfnPrintf(pHlp, " Visible rect: x=" FLOAT_FMT_STR ", y=" FLOAT_FMT_STR " cx=" FLOAT_FMT_STR ", cy=" FLOAT_FMT_STR "\n",
785	FLOAT_FMT_ARGS(VisibleRect.origin.x), FLOAT_FMT_ARGS(VisibleRect.origin.y),
786	FLOAT_FMT_ARGS(VisibleRect.size.width), FLOAT_FMT_ARGS(VisibleRect.size.height));
787	pHlp->pfnPrintf(pHlp, " isHidden: %RTbool\n", [pOvlView isHidden] != NO);
788	pHlp->pfnPrintf(pHlp, " canDraw: %RTbool\n", [pOvlView canDraw] != NO);
789	pHlp->pfnPrintf(pHlp, " wantsDefaultClipping: %RTbool\n", [pOvlView wantsDefaultClipping] != NO);
790	pHlp->pfnPrintf(pHlp, " wantsLayer: %RTbool\n", [pOvlView wantsLayer] != NO);
791	if ([pOvlView layer] != nil)
792	pHlp->pfnPrintf(pHlp, " Layer: %p\n", [pOvlView layer] != nil);
793	pHlp->pfnPrintf(pHlp, " isOpaque: %RTbool\n", [pOvlView isOpaque] != NO);
794	pHlp->pfnPrintf(pHlp, " autoresizingMask: %#x\n", [pOvlView autoresizingMask]);
795	pHlp->pfnPrintf(pHlp, " isRotatedOrScaledFromBase: %RTbool\n", [pOvlView isRotatedOrScaledFromBase] != NO);
796
797	NSView *pEnclosingScrollView = [pOvlView enclosingScrollView];
798	NSView *pCurView = [pOvlView superview];
799	uint32_t iLevel;
800	for (iLevel = 1; pCurView && iLevel < 7; iLevel++)
801	{
802	NSView *pNextView = [pCurView superview];
803	pHlp->pfnPrintf(pHlp, " Superview#%u: %p, super=%p\n", iLevel, pCurView, pNextView);
804	FrameRect = [pCurView frame];
805	pHlp->pfnPrintf(pHlp, " Superview#%u frame: x=" FLOAT_FMT_STR ", y=" FLOAT_FMT_STR " cx=" FLOAT_FMT_STR ", cy=" FLOAT_FMT_STR "\n",
806	iLevel,
807	FLOAT_FMT_ARGS(FrameRect.origin.x), FLOAT_FMT_ARGS(FrameRect.origin.y),
808	FLOAT_FMT_ARGS(FrameRect.size.width), FLOAT_FMT_ARGS(FrameRect.size.height));
809	BoundsRect = [pCurView bounds];
810	pHlp->pfnPrintf(pHlp, " Superview#%u bounds: x=" FLOAT_FMT_STR ", y=" FLOAT_FMT_STR " cx=" FLOAT_FMT_STR ", cy=" FLOAT_FMT_STR "\n",
811	iLevel,
812	FLOAT_FMT_ARGS(BoundsRect.origin.x), FLOAT_FMT_ARGS(BoundsRect.origin.y),
813	FLOAT_FMT_ARGS(BoundsRect.size.width), FLOAT_FMT_ARGS(BoundsRect.size.height));
814	if (pEnclosingScrollView == pCurView)
815	pHlp->pfnPrintf(pHlp, " Superview#%u is enclosing scroll view\n", iLevel);
816	if ([pCurView enclosingScrollView])
817	pHlp->pfnPrintf(pHlp, " Superview#%u has an enclosing scroll view: %p\n", [pCurView enclosingScrollView]);
818	pCurView = pNextView;
819	}
820	if (pCurView)
821	pHlp->pfnPrintf(pHlp, " (There are more super views)\n");
822
823	NSWindow *pWindow = [pOvlView window];
824	if (pWindow != nil)
825	{
826	pHlp->pfnPrintf(pHlp, " Window: %p\n", pWindow);
827	FrameRect = [pWindow frame];
828	pHlp->pfnPrintf(pHlp, " Window frame: x=" FLOAT_FMT_STR ", y=" FLOAT_FMT_STR " cx=" FLOAT_FMT_STR ", cy=" FLOAT_FMT_STR "\n",
829	FLOAT_FMT_ARGS(FrameRect.origin.x), FLOAT_FMT_ARGS(FrameRect.origin.y),
830	FLOAT_FMT_ARGS(FrameRect.size.width), FLOAT_FMT_ARGS(FrameRect.size.height));
831	CGFloat rFactor = [pWindow backingScaleFactor];
832	pHlp->pfnPrintf(pHlp, " W.backingScaleFactor: " FLOAT_FMT_STR "\n", FLOAT_FMT_ARGS(rFactor));
833	}
834
835	}
836	[pPool release];
837	}
838
839
840	/** @note Not currently used. */
841	VMSVGA3DCOCOA_DECL(void) vmsvga3dCocoaViewSetPosition(NativeNSViewRef pView, NativeNSViewRef pParentView, int x, int y)
842	{
843	RT_NOREF(pParentView);
844	LogFlow(("vmsvga3dCocoaViewSetPosition: pView=%p pParentView=%p (%d,%d)\n", (void )pView, (void )pParentView, x, y));
845	NSAutoreleasePool *pPool = [[NSAutoreleasePool alloc] init];
846
847	[(VMSVGA3DOverlayView *)pView vboxSetPos:NSMakePoint(x, y)];
848
849	[pPool release];
850	LogFlow(("vmsvga3dCocoaViewSetPosition: returns\n"));
851	}
852
853
854	VMSVGA3DCOCOA_DECL(void) vmsvga3dCocoaViewUpdateViewport(NativeNSViewRef pView)
855	{
856	LogFlow(("vmsvga3dCocoaViewSetSize: pView=%p\n", (void *)pView));
857	NSAutoreleasePool *pPool = [[NSAutoreleasePool alloc] init];
858	VMSVGA3DOverlayView pOverlayView = (VMSVGA3DOverlayView )pView;
859
860	/* Possible that we don't actually need to do this (i.e. this API), but right now I'm
861	leaving it to be sure things actually work right when scrolling. */
862	[pOverlayView vboxScheduleCtxUpdate];
863
864	[pPool release];
865	LogFlow(("vmsvga3dCocoaViewSetSize: returns\n"));
866	}
867
868
869	VMSVGA3DCOCOA_DECL(void) vmsvga3dCocoaViewSetSize(NativeNSViewRef pView, int cx, int cy)
870	{
871	LogFlow(("vmsvga3dCocoaViewSetSize: pView=%p (%d,%d)\n", (void *)pView, cx, cy));
872	NSAutoreleasePool *pPool = [[NSAutoreleasePool alloc] init];
873	VMSVGA3DOverlayView pOverlayView = (VMSVGA3DOverlayView )pView;
874
875	[pOverlayView vboxSetSize:NSMakeSize(cx, cy)];
876
877	[pPool release];
878	LogFlow(("vmsvga3dCocoaViewSetSize: returns\n"));
879	}
880
881
882	void vmsvga3dCocoaViewMakeCurrentContext(NativeNSViewRef pView, NativeNSOpenGLContextRef pCtx)
883	{
884	LogFlow(("vmsvga3dCocoaViewMakeCurrentContext: pView=%p, pCtx=%p\n", (void)pView, (void)pCtx));
885	NSAutoreleasePool *pPool = [[NSAutoreleasePool alloc] init];
886	VMSVGA3DOverlayView pOverlayView = (VMSVGA3DOverlayView )pView;
887
888	/* Always flush before flush. glXMakeCurrent and wglMakeCurrent does this
889	implicitly, seemingly NSOpenGLContext::makeCurrentContext doesn't. */
890	if ([NSOpenGLContext currentContext] != 0)
891	glFlush();
892
893	if (pOverlayView)
894	{
895	/* This must be a release assertion as we depend on the setView
896	sideeffect of the openGLContext method call. (hack alert!) */
897	AssertRelease([pOverlayView openGLContext] == pCtx);
898	[pCtx makeCurrentContext];
899	[pOverlayView vboxUpdateCtxIfNecessary];
900	}
901	else
902	[NSOpenGLContext clearCurrentContext];
903
904	[pPool release];
905	LogFlow(("vmsvga3dCocoaViewMakeCurrentContext: returns\n"));
906	}
907
908
909	void vmsvga3dCocoaSwapBuffers(NativeNSViewRef pView, NativeNSOpenGLContextRef pCtx)
910	{
911	LogFlow(("vmsvga3dCocoaSwapBuffers: pView=%p, pCtx=%p\n", (void)pView, (void)pCtx));
912	NSAutoreleasePool *pPool = [[NSAutoreleasePool alloc] init];
913	VMSVGA3DOverlayView pMyView = (VMSVGA3DOverlayView )pView;
914
915	#ifndef USE_NSOPENGLVIEW
916	/* Hack alert! setView fails early on so call openGLContext to try again. */
917	if ([pCtx view] == NULL)
918	[pMyView openGLContext];
919	#endif
920
921	Assert(pCtx == [NSOpenGLContext currentContext]);
922	Assert(pCtx == [pMyView openGLContext]);
923	AssertMsg([pCtx view] == pMyView, ("%p != %p\n", (void )[pCtx view], (void )pMyView));
924
925	[pCtx flushBuffer];
926	//[pView setNeedsDisplay:YES];
927	vmsvga3dCocoaServiceRunLoop();
928
929	/* If buffer clearing or/and context updates are pending, execute that now. */
930	[pMyView vboxUpdateCtxIfNecessary];
931	[pMyView vboxClearBackBufferIfNecessary];
932
933	[pPool release];
934	LogFlow(("vmsvga3dCocoaSwapBuffers: returns\n"));
935	}
936

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source: vbox/trunk/src/VBox/Devices/Graphics/DevVGA-SVGA3d-cocoa.m@ 95782

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