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OgreD3D9RenderWindow.cpp @ 692

Revision 692, 27.2 KB checked in by mattausch, 19 years ago (diff)
adding ogre 1.2 and dependencies

Line
1	/*
2	-----------------------------------------------------------------------------
3	This source file is part of OGRE
4	(Object-oriented Graphics Rendering Engine)
5	For the latest info, see http://www.ogre3d.org/
6
7	Copyright (c) 2000-2005 The OGRE Team
8	Also see acknowledgements in Readme.html
9
10	This program is free software; you can redistribute it and/or modify it under
11	the terms of the GNU Lesser General Public License as published by the Free Software
12	Foundation; either version 2 of the License, or (at your option) any later
13	version.
14
15	This program is distributed in the hope that it will be useful, but WITHOUT
16	ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17	FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
18
19	You should have received a copy of the GNU Lesser General Public License along with
20	this program; if not, write to the Free Software Foundation, Inc., 59 Temple
21	Place - Suite 330, Boston, MA 02111-1307, USA, or go to
22	http://www.gnu.org/copyleft/lesser.txt.
23	-----------------------------------------------------------------------------
24	*/
25	#include "OgreD3D9RenderWindow.h"
26	#include "OgreLogManager.h"
27	#include "OgreViewport.h"
28	#include "OgreException.h"
29	#include "OgreD3D9RenderSystem.h"
30	#include "OgreRenderSystem.h"
31	#include "OgreBitwise.h"
32	#include "OgreImageCodec.h"
33	#include "OgreStringConverter.h"
34
35	#include "OgreNoMemoryMacros.h"
36	#include <d3d9.h>
37	#include "OgreMemoryMacros.h"
38	#include "OgreRoot.h"
39
40	namespace Ogre
41	{
42	// Window procedure callback
43	// This is a static member, so applies to all windows but we store the
44	// D3D9RenderWindow instance in the window data GetWindowLog/SetWindowLog
45	LRESULT D3D9RenderWindow::WndProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
46	{
47	if (uMsg == WM_CREATE)
48	{
49	// copy D3D9RenderWindow* from createwindow param to userdata slot
50	SetWindowLong(hWnd, GWL_USERDATA,
51	(LONG)(((LPCREATESTRUCT)lParam)->lpCreateParams));
52	return 0;
53	}
54
55	D3D9RenderWindow* win =
56	(D3D9RenderWindow*)GetWindowLong(hWnd, GWL_USERDATA);
57
58	if (!win)
59	return DefWindowProc(hWnd, uMsg, wParam, lParam);
60
61	switch( uMsg )
62	{
63	case WM_ACTIVATE:
64	win->mActive = (LOWORD(wParam) != WA_INACTIVE);
65	break;
66
67	case WM_ENTERSIZEMOVE:
68	win->mSizing = true;
69	break;
70
71	case WM_EXITSIZEMOVE:
72	win->windowMovedOrResized();
73	win->mSizing = false;
74	break;
75
76	case WM_MOVE:
77	case WM_SIZE:
78	if (!win->mSizing)
79	win->windowMovedOrResized();
80	break;
81
82	case WM_GETMINMAXINFO:
83	// Prevent the window from going smaller than some minimu size
84	((MINMAXINFO*)lParam)->ptMinTrackSize.x = 100;
85	((MINMAXINFO*)lParam)->ptMinTrackSize.y = 100;
86	break;
87
88	case WM_CLOSE:
89	win->destroy(); // cleanup and call DestroyWindow
90	win->mClosed = true;
91	return 0;
92	}
93
94	return DefWindowProc( hWnd, uMsg, wParam, lParam );
95	}
96
97	D3D9RenderWindow::D3D9RenderWindow(HINSTANCE instance, D3D9Driver *driver, LPDIRECT3DDEVICE9 deviceIfSwapChain):
98	mInstance(instance),
99	mDriver(driver)
100	{
101	mIsFullScreen = false;
102	mIsSwapChain = (deviceIfSwapChain != NULL);
103	mIsExternal = false;
104	mHWnd = 0;
105	mActive = false;
106	mSizing = false;
107	mClosed = false;
108	}
109
110	D3D9RenderWindow::~D3D9RenderWindow()
111	{
112	destroyD3DResources();
113	}
114
115	bool D3D9RenderWindow::_checkMultiSampleQuality(D3DMULTISAMPLE_TYPE type, DWORD *outQuality, D3DFORMAT format, UINT adapterNum, D3DDEVTYPE deviceType, BOOL fullScreen)
116	{
117	LPDIRECT3D9 pD3D = mDriver->getD3D();
118
119	if (SUCCEEDED(pD3D->CheckDeviceMultiSampleType(
120	adapterNum,
121	deviceType, format,
122	fullScreen, type, outQuality)))
123	return true;
124	else
125	return false;
126	}
127
128	void D3D9RenderWindow::create(const String& name, unsigned int width, unsigned int height,
129	bool fullScreen, const NameValuePairList *miscParams)
130	{
131	HINSTANCE hInst = mInstance;
132	D3D9Driver* driver = mDriver;
133
134	HWND parentHWnd = 0;
135	HWND externalHandle = 0;
136	mFSAAType = D3DMULTISAMPLE_NONE;
137	mFSAAQuality = 0;
138	mVSync = false;
139	unsigned int displayFrequency = 0;
140	String title = name;
141	unsigned int colourDepth = 32;
142	int left = -1; // Defaults to screen center
143	int top = -1; // Defaults to screen center
144	bool depthBuffer = true;
145	String border = "";
146	bool outerSize = false;
147	mUseNVPerfHUD = false;
148
149	if(miscParams)
150	{
151	// Get variable-length params
152	NameValuePairList::const_iterator opt;
153	// left (x)
154	opt = miscParams->find("left");
155	if(opt != miscParams->end())
156	left = StringConverter::parseInt(opt->second);
157	// top (y)
158	opt = miscParams->find("top");
159	if(opt != miscParams->end())
160	top = StringConverter::parseInt(opt->second);
161	// Window title
162	opt = miscParams->find("title");
163	if(opt != miscParams->end())
164	title = opt->second;
165	// parentWindowHandle -> parentHWnd
166	opt = miscParams->find("parentWindowHandle");
167	if(opt != miscParams->end())
168	parentHWnd = (HWND)StringConverter::parseUnsignedInt(opt->second);
169	// externalWindowHandle -> externalHandle
170	opt = miscParams->find("externalWindowHandle");
171	if(opt != miscParams->end())
172	externalHandle = (HWND)StringConverter::parseUnsignedInt(opt->second);
173	// vsync [parseBool]
174	opt = miscParams->find("vsync");
175	if(opt != miscParams->end())
176	mVSync = StringConverter::parseBool(opt->second);
177	// displayFrequency
178	opt = miscParams->find("displayFrequency");
179	if(opt != miscParams->end())
180	displayFrequency = StringConverter::parseUnsignedInt(opt->second);
181	// colourDepth
182	opt = miscParams->find("colourDepth");
183	if(opt != miscParams->end())
184	colourDepth = StringConverter::parseUnsignedInt(opt->second);
185	// depthBuffer [parseBool]
186	opt = miscParams->find("depthBuffer");
187	if(opt != miscParams->end())
188	depthBuffer = StringConverter::parseBool(opt->second);
189	// FSAA type
190	opt = miscParams->find("FSAA");
191	if(opt != miscParams->end())
192	mFSAAType = (D3DMULTISAMPLE_TYPE)StringConverter::parseUnsignedInt(opt->second);
193	// FSAA quality
194	opt = miscParams->find("FSAAQuality");
195	if(opt != miscParams->end())
196	mFSAAQuality = StringConverter::parseUnsignedInt(opt->second);
197	// window border style
198	opt = miscParams->find("border");
199	if(opt != miscParams->end())
200	border = opt->second;
201	// set outer dimensions?
202	opt = miscParams->find("outerDimensions");
203	if(opt != miscParams->end())
204	outerSize = StringConverter::parseBool(opt->second);
205	// NV perf HUD?
206	opt = miscParams->find("useNVPerfHUD");
207	if(opt != miscParams->end())
208	mUseNVPerfHUD = StringConverter::parseBool(opt->second);
209
210	}
211
212	// Destroy current window if any
213	if( mHWnd )
214	destroy();
215
216
217	if (!externalHandle)
218	{
219	DWORD dwStyle = WS_VISIBLE \| WS_CLIPCHILDREN \| WS_CLIPSIBLINGS;
220	RECT rc;
221
222	mWidth = width;
223	mHeight = height;
224	mTop = top;
225	mLeft = left;
226
227	if (!fullScreen)
228	{
229	if (parentHWnd)
230	{
231	dwStyle \|= WS_CHILD;
232	}
233	else
234	{
235	if (border == "none")
236	dwStyle \|= WS_POPUP;
237	else if (border == "fixed")
238	dwStyle \|= WS_OVERLAPPED \| WS_BORDER \| WS_CAPTION \|
239	WS_SYSMENU \| WS_MINIMIZEBOX;
240	else
241	dwStyle \|= WS_OVERLAPPEDWINDOW;
242	}
243
244	if (!outerSize)
245	{
246	// Calculate window dimensions required
247	// to get the requested client area
248	SetRect(&rc, 0, 0, mWidth, mHeight);
249	AdjustWindowRect(&rc, dwStyle, false);
250	mWidth = rc.right - rc.left;
251	mHeight = rc.bottom - rc.top;
252
253	// Clamp width and height to the desktop dimensions
254	int screenw = GetSystemMetrics(SM_CXSCREEN);
255	int screenh = GetSystemMetrics(SM_CYSCREEN);
256	if ((int)mWidth > screenw)
257	mWidth = screenw;
258	if ((int)mHeight > screenh)
259	mHeight = screenh;
260	if (mLeft < 0)
261	mLeft = (screenw - mWidth) / 2;
262	if (mTop < 0)
263	mTop = (screenh - mHeight) / 2;
264	}
265	}
266	else
267	{
268	dwStyle \|= WS_POPUP;
269	mTop = mLeft = 0;
270	}
271
272	// Register the window class
273	// NB allow 4 bytes of window data for D3D9RenderWindow pointer
274	WNDCLASS wc = { 0, WndProc, 0, 0, hInst,
275	LoadIcon(0, IDI_APPLICATION), LoadCursor(NULL, IDC_ARROW),
276	(HBRUSH)GetStockObject(BLACK_BRUSH), 0, "OgreD3D9Wnd" };
277	RegisterClass(&wc);
278
279	// Create our main window
280	// Pass pointer to self
281	mIsExternal = false;
282	mHWnd = CreateWindow("OgreD3D9Wnd", title.c_str(), dwStyle,
283	mLeft, mTop, mWidth, mHeight, parentHWnd, 0, hInst, this);
284	}
285	else
286	{
287	mHWnd = externalHandle;
288	mIsExternal = true;
289	}
290
291	RECT rc;
292	// top and left represent outer window coordinates
293	GetWindowRect(mHWnd, &rc);
294	mTop = rc.top;
295	mLeft = rc.left;
296	// width and height represent interior drawable area
297	GetClientRect(mHWnd, &rc);
298	mWidth = rc.right;
299	mHeight = rc.bottom;
300
301	mName = name;
302	mIsDepthBuffered = depthBuffer;
303	mIsFullScreen = fullScreen;
304	mColourDepth = colourDepth;
305
306	StringUtil::StrStreamType str;
307	str << "D3D9 : Created D3D9 Rendering Window '"
308	<< mName << "' : " << mWidth << "x" << mHeight
309	<< ", " << mColourDepth << "bpp";
310	LogManager::getSingleton().logMessage(
311	LML_NORMAL, str.str());
312
313	createD3DResources();
314
315	mActive = true;
316	}
317
318	void D3D9RenderWindow::createD3DResources(void)
319	{
320	// access device via driver
321	LPDIRECT3DDEVICE9 mpD3DDevice = mDriver->getD3DDevice();
322
323	if (mIsSwapChain && !mpD3DDevice)
324	{
325	OGRE_EXCEPT(Exception::ERR_INTERNAL_ERROR,
326	"Secondary window has not been given the device from the primary!",
327	"D3D9RenderWindow::createD3DResources");
328	}
329
330	// Set up the presentation parameters
331	HRESULT hr;
332	LPDIRECT3D9 pD3D = mDriver->getD3D();
333	D3DDEVTYPE devType = D3DDEVTYPE_HAL;
334
335	ZeroMemory( &md3dpp, sizeof(D3DPRESENT_PARAMETERS) );
336	md3dpp.Windowed = !mIsFullScreen;
337	md3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD;
338	// triple buffer if VSync is on
339	md3dpp.BackBufferCount = mVSync ? 2 : 1;
340	md3dpp.EnableAutoDepthStencil = mIsDepthBuffered;
341	md3dpp.hDeviceWindow = mHWnd;
342	md3dpp.BackBufferWidth = mWidth;
343	md3dpp.BackBufferHeight = mHeight;
344
345	if (mVSync)
346	{
347	md3dpp.PresentationInterval = D3DPRESENT_INTERVAL_ONE;
348	}
349	else
350	{
351	// NB not using vsync in windowed mode in D3D9 can cause jerking at low
352	// frame rates no matter what buffering modes are used (odd - perhaps a
353	// timer issue in D3D9 since GL doesn't suffer from this)
354	// low is < 200fps in this context
355	if (!mIsFullScreen)
356	{
357	LogManager::getSingleton().logMessage("D3D9 : WARNING - "
358	"disabling VSync in windowed mode can cause timing issues at lower "
359	"frame rates, turn VSync on if you observe this problem.");
360	}
361	md3dpp.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE;
362	}
363
364	md3dpp.BackBufferFormat = D3DFMT_R5G6B5;
365	if( mColourDepth > 16 )
366	md3dpp.BackBufferFormat = D3DFMT_X8R8G8B8;
367
368	if (mColourDepth > 16 )
369	{
370	// Try to create a 32-bit depth, 8-bit stencil
371	if( FAILED( pD3D->CheckDeviceFormat(mDriver->getAdapterNumber(),
372	devType, md3dpp.BackBufferFormat, D3DUSAGE_DEPTHSTENCIL,
373	D3DRTYPE_SURFACE, D3DFMT_D24S8 )))
374	{
375	// Bugger, no 8-bit hardware stencil, just try 32-bit zbuffer
376	if( FAILED( pD3D->CheckDeviceFormat(mDriver->getAdapterNumber(),
377	devType, md3dpp.BackBufferFormat, D3DUSAGE_DEPTHSTENCIL,
378	D3DRTYPE_SURFACE, D3DFMT_D32 )))
379	{
380	// Jeez, what a naff card. Fall back on 16-bit depth buffering
381	md3dpp.AutoDepthStencilFormat = D3DFMT_D16;
382	}
383	else
384	md3dpp.AutoDepthStencilFormat = D3DFMT_D32;
385	}
386	else
387	{
388	// Woohoo!
389	if( SUCCEEDED( pD3D->CheckDepthStencilMatch( mDriver->getAdapterNumber(), devType,
390	md3dpp.BackBufferFormat, md3dpp.BackBufferFormat, D3DFMT_D24S8 ) ) )
391	{
392	md3dpp.AutoDepthStencilFormat = D3DFMT_D24S8;
393	}
394	else
395	md3dpp.AutoDepthStencilFormat = D3DFMT_D24X8;
396	}
397	}
398	else
399	// 16-bit depth, software stencil
400	md3dpp.AutoDepthStencilFormat = D3DFMT_D16;
401
402	md3dpp.MultiSampleType = mFSAAType;
403	md3dpp.MultiSampleQuality = (mFSAAQuality == 0) ? 0 : mFSAAQuality;
404
405	if (mIsSwapChain)
406	{
407	// Create swap chain
408	hr = mpD3DDevice->CreateAdditionalSwapChain(
409	&md3dpp, &mpSwapChain);
410	if (FAILED(hr))
411	{
412	// Try a second time, may fail the first time due to back buffer count,
413	// which will be corrected by the runtime
414	hr = mpD3DDevice->CreateAdditionalSwapChain(
415	&md3dpp, &mpSwapChain);
416	}
417	if (FAILED(hr))
418	{
419	OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR,
420	"Unable to create an additional swap chain",
421	"D3D9RenderWindow::createD3DResources");
422	}
423	// Store references to buffers for convenience
424	mpSwapChain->GetBackBuffer( 0, D3DBACKBUFFER_TYPE_MONO, &mpRenderSurface );
425	// Additional swap chains need their own depth buffer
426	// to support resizing them
427	if (mIsDepthBuffered)
428	{
429	hr = mpD3DDevice->CreateDepthStencilSurface(
430	mWidth, mHeight,
431	md3dpp.AutoDepthStencilFormat,
432	md3dpp.MultiSampleType,
433	md3dpp.MultiSampleQuality,
434	(md3dpp.Flags & D3DPRESENTFLAG_DISCARD_DEPTHSTENCIL),
435	&mpRenderZBuffer, NULL
436	);
437
438	if (FAILED(hr))
439	{
440	OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR,
441	"Unable to create a depth buffer for the swap chain",
442	"D3D9RenderWindow::createD3DResources");
443
444	}
445	}
446	else
447	{
448	mpRenderZBuffer = 0;
449	}
450	// release immediately so we don't hog them
451	mpRenderSurface->Release();
452	// We'll need the depth buffer for rendering the swap chain
453	//mpRenderZBuffer->Release();
454	}
455	else
456	{
457	if (!mpD3DDevice)
458	{
459	// We haven't created the device yet, this must be the first time
460
461	// Do we want to preserve the FPU mode? Might be useful for scientific apps
462	DWORD extraFlags = 0;
463	ConfigOptionMap& options = Root::getSingleton().getRenderSystem()->getConfigOptions();
464	ConfigOptionMap::iterator opti = options.find("Floating-point mode");
465	if (opti != options.end() && opti->second.currentValue == "Consistent")
466	extraFlags \|= D3DCREATE_FPU_PRESERVE;
467
468	// Set default settings (use the one Ogre discovered as a default)
469	UINT adapterToUse = mDriver->getAdapterNumber();
470
471	if (mUseNVPerfHUD)
472	{
473	// Look for 'NVIDIA NVPerfHUD' adapter
474	// If it is present, override default settings
475	for (UINT adapter=0; adapter < mDriver->getD3D()->GetAdapterCount(); ++adapter)
476	{
477	D3DADAPTER_IDENTIFIER9 identifier;
478	HRESULT res;
479	res = mDriver->getD3D()->GetAdapterIdentifier(adapter,0,&identifier);
480	if (strcmp(identifier.Description,"NVIDIA NVPerfHUD") == 0)
481	{
482	adapterToUse = adapter;
483	devType = D3DDEVTYPE_REF;
484	break;
485	}
486	}
487	}
488
489	hr = pD3D->CreateDevice(adapterToUse, devType, mHWnd,
490	D3DCREATE_HARDWARE_VERTEXPROCESSING \| extraFlags, &md3dpp, &mpD3DDevice );
491	if (FAILED(hr))
492	{
493	// Try a second time, may fail the first time due to back buffer count,
494	// which will be corrected down to 1 by the runtime
495	hr = pD3D->CreateDevice( adapterToUse, devType, mHWnd,
496	D3DCREATE_HARDWARE_VERTEXPROCESSING \| extraFlags, &md3dpp, &mpD3DDevice );
497	}
498	if( FAILED( hr ) )
499	{
500	hr = pD3D->CreateDevice( adapterToUse, devType, mHWnd,
501	D3DCREATE_MIXED_VERTEXPROCESSING \| extraFlags, &md3dpp, &mpD3DDevice );
502	if( FAILED( hr ) )
503	{
504	hr = pD3D->CreateDevice( adapterToUse, devType, mHWnd,
505	D3DCREATE_SOFTWARE_VERTEXPROCESSING \| extraFlags, &md3dpp, &mpD3DDevice );
506	}
507	}
508	// TODO: make this a bit better e.g. go from pure vertex processing to software
509	if( FAILED( hr ) )
510	{
511	destroy();
512	OGRE_EXCEPT( hr, "Failed to create Direct3D9 Device: " +
513	Root::getSingleton().getErrorDescription(hr),
514	"D3D9RenderWindow::createD3DResources" );
515	}
516	}
517	// update device in driver
518	mDriver->setD3DDevice( mpD3DDevice );
519	// Store references to buffers for convenience
520	mpD3DDevice->GetRenderTarget( 0, &mpRenderSurface );
521	mpD3DDevice->GetDepthStencilSurface( &mpRenderZBuffer );
522	// release immediately so we don't hog them
523	mpRenderSurface->Release();
524	mpRenderZBuffer->Release();
525	}
526
527	}
528
529	void D3D9RenderWindow::destroyD3DResources()
530	{
531	mpRenderSurface = 0;
532	if (mIsSwapChain)
533	{
534	SAFE_RELEASE(mpRenderZBuffer);
535	SAFE_RELEASE(mpSwapChain);
536	}
537	else
538	{
539	// ignore depth buffer, access device through driver
540	mpRenderZBuffer = 0;
541	}
542	}
543
544	void D3D9RenderWindow::destroy()
545	{
546	if (mHWnd && !mIsExternal)
547	DestroyWindow(mHWnd);
548	mHWnd = 0;
549	mActive = false;
550	}
551
552	bool D3D9RenderWindow::isVisible() const
553	{
554	return (mHWnd && !IsIconic(mHWnd));
555	}
556
557	void D3D9RenderWindow::reposition(int top, int left)
558	{
559	if (mHWnd && !mIsFullScreen)
560	{
561	SetWindowPos(mHWnd, 0, top, left, 0, 0,
562	SWP_NOSIZE \| SWP_NOZORDER \| SWP_NOACTIVATE);
563	}
564	}
565
566	void D3D9RenderWindow::resize(unsigned int width, unsigned int height)
567	{
568	if (mHWnd && !mIsFullScreen)
569	{
570	RECT rc = { 0, 0, width, height };
571	AdjustWindowRect(&rc, GetWindowLong(mHWnd, GWL_STYLE), false);
572	width = rc.right - rc.left;
573	height = rc.bottom - rc.top;
574	SetWindowPos(mHWnd, 0, 0, 0, width, height,
575	SWP_NOMOVE \| SWP_NOZORDER \| SWP_NOACTIVATE);
576	}
577	}
578
579	void D3D9RenderWindow::windowMovedOrResized()
580	{
581	if (!mHWnd \|\| IsIconic(mHWnd))
582	return;
583
584	RECT rc;
585	// top and left represent outer window position
586	GetWindowRect(mHWnd, &rc);
587	mTop = rc.top;
588	mLeft = rc.left;
589	// width and height represent drawable area only
590	GetClientRect(mHWnd, &rc);
591	unsigned int width = rc.right;
592	unsigned int height = rc.bottom;
593	if (mWidth == width && mHeight == height)
594	return;
595
596	if (mIsSwapChain)
597	{
598
599	D3DPRESENT_PARAMETERS pp = md3dpp;
600
601	pp.BackBufferWidth = width;
602	pp.BackBufferHeight = height;
603
604	SAFE_RELEASE( mpRenderZBuffer );
605	SAFE_RELEASE( mpSwapChain );
606
607	HRESULT hr = mDriver->getD3DDevice()->CreateAdditionalSwapChain(
608	&pp,
609	&mpSwapChain);
610
611	if (FAILED(hr))
612	{
613	StringUtil::StrStreamType str;
614	str << "D3D9RenderWindow: failed to reset device to new dimensions << "
615	<< width << " x " << height << ". Trying to recover.";
616	LogManager::getSingleton().logMessage(LML_CRITICAL, str.str());
617
618	// try to recover
619	hr = mDriver->getD3DDevice()->CreateAdditionalSwapChain(
620	&md3dpp,
621	&mpSwapChain);
622
623	if (FAILED(hr))
624	OGRE_EXCEPT( hr, "Reset window to last size failed", "D3D9RenderWindow::resize" );
625
626	}
627	else
628	{
629	md3dpp = pp;
630
631	mWidth = width;
632	mHeight = height;
633
634	hr = mpSwapChain->GetBackBuffer(0, D3DBACKBUFFER_TYPE_MONO, &mpRenderSurface);
635	hr = mDriver->getD3DDevice()->CreateDepthStencilSurface(
636	mWidth, mHeight,
637	md3dpp.AutoDepthStencilFormat,
638	md3dpp.MultiSampleType,
639	md3dpp.MultiSampleQuality,
640	(md3dpp.Flags & D3DPRESENTFLAG_DISCARD_DEPTHSTENCIL),
641	&mpRenderZBuffer, NULL
642	);
643
644	if (FAILED(hr))
645	{
646	OGRE_EXCEPT( hr, "Failed to create depth stencil surface for Swap Chain", "D3D9RenderWindow::resize" );
647	}
648
649	mpRenderSurface->Release();
650	}
651	}
652	// primary windows must reset the device
653	else
654	{
655	md3dpp.BackBufferWidth = mWidth = width;
656	md3dpp.BackBufferHeight = mHeight = height;
657	static_cast<D3D9RenderSystem*>(
658	Root::getSingleton().getRenderSystem())->_notifyDeviceLost();
659	}
660
661	// Notify viewports of resize
662	ViewportList::iterator it = mViewportList.begin();
663	while( it != mViewportList.end() )
664	(*it++).second->_updateDimensions();
665	}
666
667	void D3D9RenderWindow::swapBuffers( bool waitForVSync )
668	{
669	// access device through driver
670	LPDIRECT3DDEVICE9 mpD3DDevice = mDriver->getD3DDevice();
671	if( mpD3DDevice )
672	{
673	HRESULT hr;
674	if (mIsSwapChain)
675	{
676	hr = mpSwapChain->Present(NULL, NULL, NULL, NULL, 0);
677	}
678	else
679	{
680	hr = mpD3DDevice->Present( NULL, NULL, 0, NULL );
681	}
682	if( D3DERR_DEVICELOST == hr )
683	{
684	static_cast<D3D9RenderSystem*>(
685	Root::getSingleton().getRenderSystem())->_notifyDeviceLost();
686	}
687	else if( FAILED(hr) )
688	OGRE_EXCEPT( hr, "Error Presenting surfaces", "D3D9RenderWindow::swapBuffers" );
689	}
690	}
691
692	void D3D9RenderWindow::getCustomAttribute( const String& name, void* pData )
693	{
694	// Valid attributes and their equvalent native functions:
695	// D3DDEVICE : getD3DDevice
696	// HWND : getWindowHandle
697
698	if( name == "D3DDEVICE" )
699	{
700	LPDIRECT3DDEVICE9 pDev = (LPDIRECT3DDEVICE9)pData;
701	*pDev = getD3DDevice();
702	return;
703	}
704	else if( name == "HWND" )
705	{
706	HWND pHwnd = (HWND)pData;
707	*pHwnd = getWindowHandle();
708	return;
709	}
710	else if( name == "isTexture" )
711	{
712	bool b = reinterpret_cast< bool >( pData );
713	*b = false;
714
715	return;
716	}
717	else if( name == "D3DZBUFFER" )
718	{
719	LPDIRECT3DSURFACE9 pSurf = (LPDIRECT3DSURFACE9)pData;
720	*pSurf = mpRenderZBuffer;
721	return;
722	}
723	else if( name == "DDBACKBUFFER" )
724	{
725	LPDIRECT3DSURFACE9 pSurf = (LPDIRECT3DSURFACE9)pData;
726	*pSurf = mpRenderSurface;
727	return;
728	}
729	else if( name == "DDFRONTBUFFER" )
730	{
731	LPDIRECT3DSURFACE9 pSurf = (LPDIRECT3DSURFACE9)pData;
732	*pSurf = mpRenderSurface;
733	return;
734	}
735	}
736
737	void D3D9RenderWindow::writeContentsToFile(const String& filename)
738	{
739	HRESULT hr;
740	LPDIRECT3DSURFACE9 pSurf=NULL, pTempSurf=NULL;
741	D3DSURFACE_DESC desc;
742	D3DDISPLAYMODE dm;
743
744	// access device through driver
745	LPDIRECT3DDEVICE9 mpD3DDevice = mDriver->getD3DDevice();
746
747	// get display dimensions
748	// this will be the dimensions of the front buffer
749	if (FAILED(hr = mpD3DDevice->GetDisplayMode(0, &dm)))
750	OGRE_EXCEPT(hr, "Can't get display mode!", "D3D9RenderWindow::writeContentsToFile");
751
752	desc.Width = dm.Width;
753	desc.Height = dm.Height;
754	desc.Format = D3DFMT_A8R8G8B8;
755	if (FAILED(hr = mpD3DDevice->CreateOffscreenPlainSurface(
756	desc.Width,
757	desc.Height,
758	desc.Format,
759	D3DPOOL_SYSTEMMEM,
760	&pTempSurf,
761	NULL)))
762	{
763	OGRE_EXCEPT(hr, "Cannot create offscreen buffer 1!", "D3D9RenderWindow::writeContentsToFile");
764	}
765
766	if (FAILED(hr = mpD3DDevice->GetFrontBufferData(0, pTempSurf)))
767	{
768	SAFE_RELEASE(pTempSurf);
769	OGRE_EXCEPT(hr, "Can't get front buffer!", "D3D9RenderWindow::writeContentsToFile");
770	}
771
772	D3DLOCKED_RECT lockedRect;
773	if(mIsFullScreen)
774	{
775	if (FAILED(hr = pTempSurf->LockRect(&lockedRect, NULL,
776	D3DLOCK_READONLY \| D3DLOCK_NOSYSLOCK)))
777	{
778	OGRE_EXCEPT(hr, "can't lock rect!", "D3D9RenderWindow::writeContentsToFile");
779	}
780	}
781	else
782	{
783	RECT srcRect;
784	GetWindowRect(mHWnd, &srcRect);
785
786	desc.Width = srcRect.right - srcRect.left;
787	desc.Height = srcRect.bottom - srcRect.top;
788
789	if (FAILED(hr = pTempSurf->LockRect(&lockedRect, &srcRect,
790
791	D3DLOCK_READONLY \| D3DLOCK_NOSYSLOCK)))
792	{
793	OGRE_EXCEPT(hr, "can't lock rect!", "D3D9RenderWindow::writeContentsToFile");
794	}
795	}
796
797	ImageCodec::ImageData *imgData = new ImageCodec::ImageData();
798	imgData->width = desc.Width;
799	imgData->height = desc.Height;
800	imgData->format = PF_BYTE_RGB;
801
802	// Allocate contiguous buffer (surfaces aren't necessarily contiguous)
803	uchar* pBuffer = new uchar[desc.Width * desc.Height * 3];
804
805	uint x, y;
806	uchar pData, pDest;
807
808	pData = (uchar*)lockedRect.pBits;
809	pDest = pBuffer;
810	for (y = 0; y < desc.Height; ++y)
811	{
812	uchar *pRow = pData;
813
814	for (x = 0; x < desc.Width; ++x)
815	{
816	switch(desc.Format)
817	{
818	case D3DFMT_R5G6B5:
819	WORD val;
820
821	val = ((WORD)pRow);
822	pRow += 2;
823
824	*pDest++ = Bitwise::convertBitPattern((WORD)val, (WORD)0xF800, (BYTE)0xFF);
825	*pDest++ = Bitwise::convertBitPattern((WORD)val, (WORD)0x07E0, (BYTE)0xFF);
826	*pDest++ = Bitwise::convertBitPattern((WORD)val, (WORD)0x001F, (BYTE)0xFF);
827	break;
828	case D3DFMT_A8R8G8B8:
829	case D3DFMT_X8R8G8B8:
830	// Actual format is BRGA for some reason
831	*pDest++ = pRow[2]; // R
832	*pDest++ = pRow[1]; // G
833	*pDest++ = pRow[0]; // B
834	pRow += 4; // skip alpha / dummy
835	break;
836	case D3DFMT_R8G8B8:
837	// Actual format is BRGA for some reason
838	*pDest++ = pRow[2]; // R
839	*pDest++ = pRow[1]; // G
840	*pDest++ = pRow[0]; // B
841	pRow += 3;
842	break;
843	}
844
845
846	}
847	// increase by one line
848	pData += lockedRect.Pitch;
849	}
850
851	// Wrap buffer in a chunk
852	MemoryDataStreamPtr stream(new MemoryDataStream(pBuffer, desc.Width * desc.Height * 3, false));
853
854	// Get codec
855	size_t pos = filename.find_last_of(".");
856	String extension;
857	if( pos == String::npos )
858	OGRE_EXCEPT(
859	Exception::ERR_INVALIDPARAMS,
860	"Unable to determine image type for '" + filename + "' - invalid extension.",
861	"D3D9RenderWindow::writeContentsToFile" );
862
863	while( pos != filename.length() - 1 )
864	extension += filename[++pos];
865
866	// Get the codec
867	Codec * pCodec = Codec::getCodec(extension);
868
869	// Write out
870	{
871	Codec::CodecDataPtr ptr(imgData);
872	pCodec->codeToFile(stream, filename, ptr);
873	}
874
875	delete [] pBuffer;
876
877	SAFE_RELEASE(pTempSurf);
878	SAFE_RELEASE(pSurf);
879	}
880	//-----------------------------------------------------------------------------
881	void D3D9RenderWindow::update(bool swap)
882	{
883	D3D9RenderSystem* rs = static_cast<D3D9RenderSystem*>(
884	Root::getSingleton().getRenderSystem());
885
886	// access device through driver
887	LPDIRECT3DDEVICE9 mpD3DDevice = mDriver->getD3DDevice();
888
889	if (rs->isDeviceLost())
890	{
891	// Test the cooperative mode first
892	HRESULT hr = mpD3DDevice->TestCooperativeLevel();
893	if (hr == D3DERR_DEVICELOST)
894	{
895	// device lost, and we can't reset
896	// can't do anything about it here, wait until we get
897	// D3DERR_DEVICENOTRESET; rendering calls will silently fail until
898	// then (except Present, but we ignore device lost there too)
899	mpRenderSurface = 0;
900	// need to release if swap chain
901	if (!mIsSwapChain)
902	mpRenderZBuffer = 0;
903	else
904	SAFE_RELEASE (mpRenderZBuffer);
905	Sleep(50);
906	return;
907	}
908	else
909	{
910	// device lost, and we can reset
911	rs->restoreLostDevice();
912
913	// Still lost?
914	if (rs->isDeviceLost())
915	{
916	// Wait a while
917	Sleep(50);
918	return;
919	}
920
921	// fixed: this only works for not swap chained
922	if (!mIsSwapChain)
923	{
924	// re-qeuery buffers
925	mpD3DDevice->GetRenderTarget( 0, &mpRenderSurface );
926	mpD3DDevice->GetDepthStencilSurface( &mpRenderZBuffer );
927	// release immediately so we don't hog them
928	mpRenderSurface->Release();
929	mpRenderZBuffer->Release();
930	}
931	else
932	{
933	mpSwapChain->GetBackBuffer( 0, D3DBACKBUFFER_TYPE_MONO, &mpRenderSurface );
934	if (mIsDepthBuffered) {
935	hr = mpD3DDevice->CreateDepthStencilSurface(
936	mWidth, mHeight,
937	md3dpp.AutoDepthStencilFormat,
938	md3dpp.MultiSampleType,
939	md3dpp.MultiSampleQuality,
940	(md3dpp.Flags & D3DPRESENTFLAG_DISCARD_DEPTHSTENCIL),
941	&mpRenderZBuffer, NULL
942	);
943
944	if (FAILED(hr)) {
945	OGRE_EXCEPT(Exception::ERR_RENDERINGAPI_ERROR,
946	"Unable to re-create depth buffer for the swap chain",
947	"D3D9RenderWindow::update");
948
949	}
950	}
951	else
952	{
953	mpRenderZBuffer = 0;
954	}
955
956	// release immediately so we don't hog them
957	mpRenderSurface->Release();
958	}
959	}
960
961	}
962	RenderWindow::update(swap);
963	}
964	}

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source: OGRE/trunk/ogrenew/RenderSystems/Direct3D9/src/OgreD3D9RenderWindow.cpp @ 692

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