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source: GTP/trunk/App/Demos/Illum/Glow/Main.cpp @ 846

Revision 846, 36.2 KB checked in by szirmay, 19 years ago (diff)

Line
1	//--------------------------------------------------------------------------------------
2	// Main.cpp:
3	// - DirectX initialization
4	// - create resources (textures)
5	//--------------------------------------------------------------------------------------
6
7	#include "dxstdafx.h"
8	#include "resource.h"
9	#include <math.h>
10	#include <stdio.h>
11	#include <D3dx9math.h>
12
13	//#define DEBUG_VS // Uncomment this line to debug vertex shaders
14	//#define DEBUG_PS // Uncomment this line to debug pixel shaders
15
16	#include "Parameters.h"
17	#include "ToneMap.h"
18
19	const int WIDTH = 720;
20	const int HEIGHT = 480;
21	const int CHARBUFFER_SIZE = 200;
22
23	//--------------------------------------------------------------------------------------
24	// Global variables
25	//--------------------------------------------------------------------------------------
26
27	IDirect3DDevice9* g_pd3dDevice = NULL;
28
29	CDXUTDialogResourceManager g_DialogResourceManager; // manager for shared resources of dialogs
30	CD3DSettingsDlg g_SettingsDlg; // Device settings dialog
31	CDXUTDialog g_HUD; // Dialog for sample specific controls
32
33	ID3DXFont* g_pFont = NULL; // Font for drawing text
34	ID3DXSprite* g_pTextSprite = NULL; // Sprite for batching draw text calls
35
36	IDirect3DSurface9* g_pSaveSurface; // screenshot capturing support
37	bool bSavingScreenshot = false;
38	int counter = 0;
39	// Dice mesh
40	LPD3DXMESH g_pMesh = NULL; // Our mesh object in sysmem
41	D3DMATERIAL9* g_pMeshMaterials = NULL; // Materials for our mesh
42	LPDIRECT3DTEXTURE9* g_pMeshTextures = NULL; // Textures for our mesh
43	DWORD g_dwNumMaterials = 0L; // Number of mesh materials
44	LPD3DXBUFFER pD3DXMtrlBuffer;
45
46
47	HRESULT hr;
48
49	Parameters pp; // managing parameters of the algorithm
50	CModelViewerCamera camera; // camera
51
52	// ToneMapping object
53	ToneMap *toneMap = new ToneMap();
54	//Save texture
55	IDirect3DTexture9* pSaveTexture = NULL;
56
57	// Final sourface
58	LPDIRECT3DTEXTURE9 sourceTexture;
59	LPDIRECT3DSURFACE9 sourceTextureSurface;
60	LPDIRECT3DSURFACE9 targetSurface;
61
62	// Original cube
63	LPDIRECT3DTEXTURE9 CubeTexture;
64	LPDIRECT3DSURFACE9 CubeTextureSurface;
65
66	// Glow surface
67	LPDIRECT3DTEXTURE9 CubeGlowTexture;
68	LPDIRECT3DSURFACE9 CubeGlowTextureSurface;
69
70	// Temporary sourfaces for the glow calculation
71	LPDIRECT3DTEXTURE9 TempTexture[3];
72	LPDIRECT3DSURFACE9 TempTextureSurface[3];
73
74	// Glow history surface
75	LPDIRECT3DTEXTURE9 blurTexture;
76	LPDIRECT3DTEXTURE9 prevTexture;
77	LPDIRECT3DSURFACE9 blurTargetSurface;
78	LPDIRECT3DTEXTURE9 blurTargetTexture;
79
80	// Fullscreen triangle
81	D3DVERTEX_1 rttVertices[3];
82	LPDIRECT3DSURFACE9 rttDepthSurface;
83	IDirect3DVertexDeclaration9* textureDecl;
84	LPDIRECT3DVERTEXBUFFER9 pQuadVB;
85
86	IDirect3DSurface9* oldRenderTarget = NULL;
87
88	// Lighting
89	D3DXVECTOR3 vecDir;
90	D3DLIGHT9 light;
91
92
93	// Rendering effects
94	LPD3DXEFFECT CubeEffect;
95
96	//--------------------------------------------------------------------------------------
97	// Forward declarations (CALLBACK)
98	//--------------------------------------------------------------------------------------
99	bool CALLBACK IsDeviceAcceptable( D3DCAPS9* pCaps, D3DFORMAT AdapterFormat, D3DFORMAT BackBufferFormat, bool bWindowed, void* pUserContext );
100	bool CALLBACK ModifyDeviceSettings( DXUTDeviceSettings* pDeviceSettings, const D3DCAPS9* pCaps, void* pUserContext );
101	HRESULT CALLBACK OnCreateDevice( IDirect3DDevice9* g_pd3dDevice, const D3DSURFACE_DESC* pBackBufferSurfaceDesc, void* pUserContext );
102	HRESULT CALLBACK OnResetDevice( IDirect3DDevice9* g_pd3dDevice, const D3DSURFACE_DESC* pBackBufferSurfaceDesc, void* pUserContext );
103	void CALLBACK OnFrameMove( IDirect3DDevice9* g_pd3dDevice, double fTime, float fElapsedTime, void* pUserContext );
104	void CALLBACK OnFrameRender( IDirect3DDevice9* g_pd3dDevice, double fTime, float fElapsedTime, void* pUserContext );
105	LRESULT CALLBACK MsgProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, bool* pbNoFurtherProcessing, void* pUserContext );
106	void CALLBACK KeyboardProc( UINT nChar, bool bKeyDown, bool bAltDown, void* pUserContext );
107	void CALLBACK OnGUIEvent( UINT nEvent, int nControlID, CDXUTControl* pControl, void* pUserContext );
108	void CALLBACK OnLostDevice( void* pUserContext );
109	void CALLBACK OnDestroyDevice( void* pUserContext );
110	void InitApp();
111	void RenderText();
112
113	//--------------------------------------------------------------------------------------
114	// Forward declarations
115	//--------------------------------------------------------------------------------------
116
117	void SaveCameraPosition( char* fileName );
118	void LoadCameraPosition( char* fileName );
119	int GenerateNewFileName( int& counter );
120
121	//-----------------------------------------------------------------------------
122	// Name: InitGeometry()
123	// Desc: Load the mesh and build the material and texture arrays
124	//-----------------------------------------------------------------------------
125	HRESULT InitGeometry()
126	{
127	// Load the mesh from the specified file
128	if( FAILED( D3DXLoadMeshFromX( L"dobokocka.x", D3DXMESH_MANAGED,
129	g_pd3dDevice, NULL,
130	&pD3DXMtrlBuffer, NULL, &g_dwNumMaterials,
131	&g_pMesh ) ) )
132	{
133	// If model is not in current folder, try parent folder
134	if( FAILED( D3DXLoadMeshFromX( L"..\\dobokocka.x", D3DXMESH_MANAGED,
135	g_pd3dDevice, NULL,
136	&pD3DXMtrlBuffer, NULL, &g_dwNumMaterials,
137	&g_pMesh ) ) )
138	{
139	MessageBox(NULL, L"Could not find dobokocka.x", L"Meshes.exe", MB_OK);
140	return E_FAIL;
141	}
142	}
143
144
145	// We need to extract the material properties and texture names from the
146	// pD3DXMtrlBuffer
147	D3DXMATERIAL* d3dxMaterials = (D3DXMATERIAL*)pD3DXMtrlBuffer->GetBufferPointer();
148	g_pMeshMaterials = new D3DMATERIAL9[g_dwNumMaterials];
149	if( g_pMeshMaterials == NULL )
150	return E_OUTOFMEMORY;
151	g_pMeshTextures = new LPDIRECT3DTEXTURE9[g_dwNumMaterials];
152	if( g_pMeshTextures == NULL )
153	return E_OUTOFMEMORY;
154
155	for( DWORD i=0; i<g_dwNumMaterials; i++ )
156	{
157	// Copy the material
158	g_pMeshMaterials[i] = d3dxMaterials[i].MatD3D;
159
160	// Set the ambient color for the material (D3DX does not do this)
161	g_pMeshMaterials[i].Ambient = g_pMeshMaterials[i].Diffuse;
162
163	g_pMeshTextures[i] = NULL;
164	if( d3dxMaterials[i].pTextureFilename != NULL &&
165	lstrlenA(d3dxMaterials[i].pTextureFilename) > 0 )
166	{
167	// Create the texture
168	if( FAILED( D3DXCreateTextureFromFileA( g_pd3dDevice,
169	d3dxMaterials[i].pTextureFilename,
170	&g_pMeshTextures[i] ) ) )
171	{
172	// If texture is not in current folder, try parent folder
173	const TCHAR* strPrefix = TEXT("..\\");
174	TCHAR strTexture[MAX_PATH];
175	StringCchCopy( strTexture, MAX_PATH, strPrefix );
176	StringCchCatA( (char*)strTexture, MAX_PATH, d3dxMaterials[i].pTextureFilename );
177	// If texture is not in current folder, try parent folder
178	if( FAILED( D3DXCreateTextureFromFile( g_pd3dDevice,
179	strTexture,
180	&g_pMeshTextures[i] ) ) )
181	{
182	MessageBox(NULL, L"Could not find texture map", L"Meshes.exe", MB_OK);
183	}
184	}
185	}
186	}
187
188	// Done with the material buffer
189	//pD3DXMtrlBuffer->Release();
190
191	return S_OK;
192	}
193
194	//--------------------------------------------------------------------------------------
195	// Entry point to the program. Initializes everything and goes into a message processing
196	// loop. Idle time is used to render the scene.
197	//--------------------------------------------------------------------------------------
198	INT WINAPI WinMain( HINSTANCE, HINSTANCE, LPSTR, int )
199	{
200	// Enable run-time memory check for debug builds.
201	#if defined(DEBUG) \| defined(_DEBUG)
202	_CrtSetDbgFlag( _CRTDBG_ALLOC_MEM_DF \| _CRTDBG_LEAK_CHECK_DF );
203	#endif
204
205	DXUTSetCallbackDeviceCreated( OnCreateDevice );
206	DXUTSetCallbackDeviceReset( OnResetDevice );
207	DXUTSetCallbackDeviceLost( OnLostDevice );
208	DXUTSetCallbackDeviceDestroyed( OnDestroyDevice );
209	DXUTSetCallbackMsgProc( MsgProc );
210	DXUTSetCallbackKeyboard( KeyboardProc );
211	DXUTSetCallbackFrameRender( OnFrameRender );
212	DXUTSetCallbackFrameMove( OnFrameMove );
213
214	InitApp();
215
216	// Show the cursor and clip it when in full screen
217	DXUTSetCursorSettings( true, true );
218
219	DXUTInit( true, true, true ); // Parse the command line, handle the default hotkeys, and show msgboxes
220	DXUTCreateWindow( L"Glowing Dice Demo" );
221	DXUTCreateDevice( D3DADAPTER_DEFAULT, true, WIDTH, HEIGHT, IsDeviceAcceptable, ModifyDeviceSettings );
222
223	camera.SetButtonMasks( 0, MOUSE_WHEEL, MOUSE_LEFT_BUTTON );
224
225	DXUTMainLoop();
226	return DXUTGetExitCode();
227	}
228
229	void CALLBACK OnGUIEvent( UINT nEvent, int nControlID, CDXUTControl* pControl, void* pUserContext )
230	{
231	pp.UpdateFromHUD( nControlID );
232	}
233
234	void OnLoad() {
235	LoadCameraPosition( ".matrix" );
236	}
237
238	void OnSave() {
239	SaveCameraPosition( ".matrix" );
240	bSavingScreenshot = true;
241	}
242
243	void OnReset() {}
244
245	void InitApp()
246	{
247	g_SettingsDlg.Init( &g_DialogResourceManager );
248	g_HUD.Init( &g_DialogResourceManager );
249	g_HUD.SetCallback( OnGUIEvent ); // Event handling
250
251	pp.Setup( &g_HUD, OnReset, OnSave, OnLoad); // you can add callbacks to these actions
252
253	// UI initialization
254	pp.Add( bShowHelp, "bShowHelp", VK_F1 ); // checkboxes
255	pp.Add( bShowHud, "Hud", VK_F2 );
256
257	pp.Add( iGain, "Gain", 800, VK_SUBTRACT, VK_ADD, myconvert ); // sliders
258	pp.SetFloat(iGain, 0.5f);
259	pp.Add( iPasses, "Passes", 400, VK_SUBTRACT, VK_ADD, myPassConvert );
260	pp.Add( iGlowPasses, "GlowPasses", 400, VK_SUBTRACT, VK_ADD, myGlowConvert );
261	pp.Add( iGlowGain, "GlowGain", 800, VK_SUBTRACT, VK_ADD, noconvert );
262	pp.Add( iStretch, "GlowStretch", 1000, VK_SUBTRACT, VK_ADD, stretchconvert );
263
264	pp.UpdateFromHUD( IDC_RESET_BUTTON ); // do a reset
265	}
266
267	//--------------------------------------------------------------------------------------
268	// Rejects any devices that aren't acceptable by returning false
269	//--------------------------------------------------------------------------------------
270	bool CALLBACK IsDeviceAcceptable( D3DCAPS9* pCaps, D3DFORMAT AdapterFormat,
271	D3DFORMAT BackBufferFormat, bool bWindowed, void* pUserContext )
272	{
273	// Skip backbuffer formats that don't support alpha blending
274	IDirect3D9* pD3D = DXUTGetD3DObject();
275	if( FAILED( pD3D->CheckDeviceFormat( pCaps->AdapterOrdinal, pCaps->DeviceType,
276	AdapterFormat, D3DUSAGE_QUERY_POSTPIXELSHADER_BLENDING,
277	D3DRTYPE_TEXTURE, BackBufferFormat ) ) )
278	return false;
279
280	return true;
281	}
282
283	//--------------------------------------------------------------------------------------
284	// Before a device is created, modify the device settings as needed
285	//--------------------------------------------------------------------------------------
286	bool CALLBACK ModifyDeviceSettings( DXUTDeviceSettings* pDeviceSettings, const D3DCAPS9* pCaps, void* pUserContext )
287	{
288	// VSync off
289	pDeviceSettings->pp.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE;
290
291	// If device doesn't support HW T&L or doesn't support 1.1 vertex shaders in HW
292	// then switch to SWVP.
293	if( (pCaps->DevCaps & D3DDEVCAPS_HWTRANSFORMANDLIGHT) == 0 \|\|
294	pCaps->VertexShaderVersion < D3DVS_VERSION(1,1) )
295	pDeviceSettings->BehaviorFlags = D3DCREATE_SOFTWARE_VERTEXPROCESSING;
296	else
297	pDeviceSettings->BehaviorFlags = D3DCREATE_HARDWARE_VERTEXPROCESSING;
298
299	// This application is designed to work on a pure device by not using
300	// IDirect3D9::Get*() methods, so create a pure device if supported and using HWVP.
301	if ((pCaps->DevCaps & D3DDEVCAPS_PUREDEVICE) != 0 &&
302	(pDeviceSettings->BehaviorFlags & D3DCREATE_HARDWARE_VERTEXPROCESSING) != 0 )
303	pDeviceSettings->BehaviorFlags \|= D3DCREATE_PUREDEVICE;
304
305	// Debugging vertex shaders requires either REF or software vertex processing
306	// and debugging pixel shaders requires REF.
307	#ifdef DEBUG_VS
308	if( pDeviceSettings->DeviceType != D3DDEVTYPE_REF )
309	{
310	pDeviceSettings->BehaviorFlags &= ~D3DCREATE_HARDWARE_VERTEXPROCESSING;
311	pDeviceSettings->BehaviorFlags &= ~D3DCREATE_PUREDEVICE;
312	pDeviceSettings->BehaviorFlags \|= D3DCREATE_SOFTWARE_VERTEXPROCESSING;
313	}
314	#endif
315	#ifdef DEBUG_PS
316	pDeviceSettings->DeviceType = D3DDEVTYPE_REF;
317	#endif
318
319	// For the first device created if its a REF device, optionally display a warning dialog box
320	static bool s_bFirstTime = true;
321	if( s_bFirstTime )
322	{
323	s_bFirstTime = false;
324	if( pDeviceSettings->DeviceType == D3DDEVTYPE_REF )
325	DXUTDisplaySwitchingToREFWarning();
326	}
327	return true;
328	}
329
330	//--------------------------------------------------------------------------------------
331	// Create any D3DPOOL_MANAGED resources here
332	//--------------------------------------------------------------------------------------
333	HRESULT CALLBACK OnCreateDevice( IDirect3DDevice9* pd3dDevice, const D3DSURFACE_DESC* pBackBufferSurfaceDesc, void* pUserContext )
334	{
335	::g_pd3dDevice = pd3dDevice;
336
337	//InitGeometry();
338
339	HRESULT hr;
340
341	V_RETURN( g_DialogResourceManager.OnCreateDevice( g_pd3dDevice ) );
342	V_RETURN( g_SettingsDlg.OnCreateDevice( g_pd3dDevice ) );
343
344	// Initialize the font
345	V_RETURN( D3DXCreateFont( g_pd3dDevice, 15, 0, FW_BOLD, 1, FALSE, DEFAULT_CHARSET,
346	OUT_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH \| FF_DONTCARE,
347	L"Arial", &g_pFont ) );
348
349	float initialEyeDist = 10;
350	D3DXVECTOR3 vecEye(0, 0, -initialEyeDist);
351	D3DXVECTOR3 vecAt (0.0f, 0.0f, -0.0f);
352	camera.SetViewParams( &vecEye, &vecAt );
353
354	// Error Buffer
355	LPD3DXBUFFER errBuff;
356	DWORD effectCompileFlag = 0;
357
358	// Shader options for debuging
359	#ifdef DEBUG_SHADER
360	effectCompileFlag\|=D3DXSHADER_DEBUG;
361	effectCompileFlag \|= D3DXSHADER_FORCE_PS_SOFTWARE_NOOPT;
362	effectCompileFlag \|= D3DXSHADER_FORCE_VS_SOFTWARE_NOOPT;
363	#endif
364
365	// Create the tone mapping effect from file
366	hr = D3DXCreateEffectFromFile(g_pd3dDevice,L"Cube.fx",NULL,NULL,effectCompileFlag,NULL,&CubeEffect,&errBuff);
367	if(hr!=S_OK){
368	int BufSize = errBuff->GetBufferSize();
369
370	// displaying error message of arbitrary length
371	wchar_t* wbuf = new wchar_t[BufSize];
372	mbstowcs( wbuf, (const char*)errBuff->GetBufferPointer(), BufSize );
373	MessageBox(NULL, wbuf, L".fx Compilation Error", MB_ICONERROR); // show error message
374
375	delete wbuf;
376	return hr;
377	}
378	SAFE_RELEASE(errBuff);
379
380	rttVertices[0] = D3DVERTEX_1(-3,1,0,1, -1.0f, 0.0f);
381	rttVertices[1] = D3DVERTEX_1(1,1,0,1, 1.0f, 0.0f);
382	rttVertices[2] = D3DVERTEX_1(1, -3,0,1, 1.0f, 2.0f);
383
384	//Vertex declaration
385	D3DVERTEXELEMENT9 _texturedecl[]=
386	{
387	{0,0,D3DDECLTYPE_FLOAT4, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_POSITION,0 },
388	{0,16,D3DDECLTYPE_FLOAT2, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD,0 },
389	D3DDECL_END()
390	};
391	V(pd3dDevice->CreateVertexDeclaration(_texturedecl,&textureDecl));
392	V(pd3dDevice->CreateVertexBuffer(sizeof(D3DVERTEX_1)*3,D3DUSAGE_WRITEONLY,D3DFVF_CUSTOMVERTEX,D3DPOOL_MANAGED,&pQuadVB,NULL));
393	void *pData;
394
395	pQuadVB->Lock(0,sizeof(pData),(void**)&pData,0);
396	memcpy(pData,rttVertices,sizeof(D3DVERTEX_1)*3);
397	pQuadVB->Unlock();
398
399	// fixed function lighting
400	ZeroMemory( &light, sizeof(light) );
401	light.Type = D3DLIGHT_DIRECTIONAL;
402	light.Diffuse.r = 0.0f;
403	light.Diffuse.g = 0.0f;
404	light.Diffuse.b = 1.0f;
405
406	return S_OK;
407	}
408
409	//--------------------------------------------------------------------------------------
410	// Release resources created in the OnCreateDevice callback here
411	//--------------------------------------------------------------------------------------
412	void CALLBACK OnDestroyDevice( void* pUserContext )
413	{
414	g_DialogResourceManager.OnDestroyDevice();
415	g_SettingsDlg.OnDestroyDevice();
416	SAFE_RELEASE(g_pFont);
417
418	SAFE_RELEASE(CubeEffect);
419
420	SAFE_RELEASE(textureDecl);
421	SAFE_RELEASE(pQuadVB);
422	}
423
424
425	//--------------------------------------------------------------------------------------
426	// Create any D3DPOOL_DEFAULT resources here
427	//--------------------------------------------------------------------------------------
428	HRESULT CALLBACK OnResetDevice( IDirect3DDevice9* g_pd3dDevice, const D3DSURFACE_DESC* pBackBufferSurfaceDesc, void* pUserContext )
429	{
430	HRESULT hr;
431
432	InitGeometry();
433
434	V_RETURN( g_DialogResourceManager.OnResetDevice() );
435	V_RETURN( g_SettingsDlg.OnResetDevice() );
436
437	if( g_pFont ) V_RETURN( g_pFont->OnResetDevice() );
438
439	// Create a sprite to help batch calls when drawing many lines of text
440	V_RETURN( D3DXCreateSprite( g_pd3dDevice, &g_pTextSprite ) );
441
442	// Setup the camera's projection parameters
443	float fAspectRatio = pBackBufferSurfaceDesc->Width / (FLOAT)pBackBufferSurfaceDesc->Height;
444
445	camera.SetProjParams( D3DX_PI/4, fAspectRatio, 0.1, 100 );
446	camera.SetWindow( pBackBufferSurfaceDesc->Width, pBackBufferSurfaceDesc->Height );
447
448	// target description
449	D3DSURFACE_DESC desc = *pBackBufferSurfaceDesc;
450	//targetSurface->GetDesc(&desc);
451
452	// final image
453	g_pd3dDevice->CreateTexture(desc.Width,desc.Height,0,D3DUSAGE_RENDERTARGET,D3DFMT_A16B16G16R16F,D3DPOOL_DEFAULT,&sourceTexture,NULL);
454	sourceTexture->GetSurfaceLevel(0,&sourceTextureSurface);
455
456	// dice
457	g_pd3dDevice->CreateTexture(desc.Width,desc.Height,0,D3DUSAGE_RENDERTARGET,D3DFMT_A16B16G16R16F,D3DPOOL_DEFAULT,&CubeTexture,NULL);
458	CubeTexture->GetSurfaceLevel(0,&CubeTextureSurface);
459
460	// glow
461	g_pd3dDevice->CreateTexture(desc.Width / 4,desc.Height / 4,0,D3DUSAGE_RENDERTARGET,D3DFMT_A16B16G16R16F,D3DPOOL_DEFAULT,&CubeGlowTexture,NULL);
462	CubeGlowTexture->GetSurfaceLevel(0,&CubeGlowTextureSurface);
463
464	// temporary
465	g_pd3dDevice->CreateTexture(desc.Width / 4,desc.Height / 4,0,D3DUSAGE_RENDERTARGET,D3DFMT_A16B16G16R16F,D3DPOOL_DEFAULT,&TempTexture[0],NULL);
466	TempTexture[0]->GetSurfaceLevel(0,&TempTextureSurface[0]);
467	g_pd3dDevice->CreateTexture(desc.Width / 4,desc.Height / 4,0,D3DUSAGE_RENDERTARGET,D3DFMT_A16B16G16R16F,D3DPOOL_DEFAULT,&TempTexture[1],NULL);
468	TempTexture[1]->GetSurfaceLevel(0,&TempTextureSurface[1]);
469	g_pd3dDevice->CreateTexture(desc.Width / 4,desc.Height / 4,0,D3DUSAGE_RENDERTARGET,D3DFMT_A16B16G16R16F,D3DPOOL_DEFAULT,&TempTexture[2],NULL);
470	TempTexture[2]->GetSurfaceLevel(0,&TempTextureSurface[2]);
471
472	// clear glow history
473
474	V( g_pd3dDevice->GetRenderTarget(0, &oldRenderTarget) );
475	g_pd3dDevice->SetRenderTarget(0, TempTextureSurface[2]);
476	g_pd3dDevice->Clear( 0, NULL, D3DCLEAR_TARGET\|D3DCLEAR_ZBUFFER,
477	D3DCOLOR_XRGB(0,0,0), 1.0f, 0 );
478	g_pd3dDevice->SetRenderTarget(0, oldRenderTarget);
479
480
481	V(g_pd3dDevice->CreateDepthStencilSurface(desc.Width,desc.Height,D3DFMT_D16,D3DMULTISAMPLE_NONE ,0,true,&rttDepthSurface,NULL));
482
483	CubeEffect->OnResetDevice();
484
485	// init tonemap
486	toneMap->Init(g_pd3dDevice, sourceTexture, oldRenderTarget);
487
488
489	return S_OK;
490	}
491
492	//--------------------------------------------------------------------------------------
493	// Release resources created in the OnResetDevice callback here
494	//--------------------------------------------------------------------------------------
495	void CALLBACK OnLostDevice( void* pUserContext )
496	{
497	g_DialogResourceManager.OnLostDevice();
498	g_SettingsDlg.OnLostDevice();
499
500	if( g_pFont ) g_pFont->OnLostDevice();
501	SAFE_RELEASE(g_pTextSprite);
502
503	if( g_pMesh != NULL )
504	SAFE_RELEASE(g_pMesh);
505
506	pD3DXMtrlBuffer->Release();
507
508	if( g_pMeshTextures )
509	{
510	for( DWORD i = 0; i < g_dwNumMaterials; i++ )
511	{
512	if( g_pMeshTextures[i] )
513	{
514	SAFE_RELEASE(g_pMeshTextures[i]);
515	}
516	}
517	}
518	g_pMeshTextures = 0;
519
520	SAFE_RELEASE(sourceTextureSurface);
521	SAFE_RELEASE(sourceTexture);
522
523	SAFE_RELEASE(CubeTexture);
524	SAFE_RELEASE(CubeTextureSurface)
525
526	SAFE_RELEASE(CubeGlowTexture);
527	SAFE_RELEASE(CubeGlowTextureSurface);
528
529	SAFE_RELEASE(TempTexture[0]);
530	SAFE_RELEASE(TempTextureSurface[0]);
531	SAFE_RELEASE(TempTexture[1]);
532	SAFE_RELEASE(TempTextureSurface[1]);
533	SAFE_RELEASE(TempTexture[2]);
534	SAFE_RELEASE(TempTextureSurface[2]);
535
536	SAFE_RELEASE(rttDepthSurface);
537
538	SAFE_RELEASE(oldRenderTarget);
539
540	toneMap->Destroy();
541	CubeEffect->OnLostDevice();
542	}
543
544	LRESULT CALLBACK MsgProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, bool* pbNoFurtherProcessing, void* pUserContext )
545	{
546	// Always allow dialog resource manager calls to handle global messages
547	// so GUI state is updated correctly
548	*pbNoFurtherProcessing = g_DialogResourceManager.MsgProc( hWnd, uMsg, wParam, lParam );
549	if( *pbNoFurtherProcessing )
550	return 0;
551
552	if( g_SettingsDlg.IsActive() )
553	{
554	g_SettingsDlg.MsgProc( hWnd, uMsg, wParam, lParam );
555	return 0;
556	}
557
558	// Give the dialogs a chance to handle the message first
559	*pbNoFurtherProcessing = g_HUD.MsgProc( hWnd, uMsg, wParam, lParam );
560	if( *pbNoFurtherProcessing )
561	return 0;
562
563	// Pass all remaining windows messages to camera so it can respond to user input
564	camera.HandleMessages( hWnd, uMsg, wParam, lParam );
565
566	return 0;
567	}
568
569	//--------------------------------------------------------------------------------------
570	// Handle updates to the scene
571	//--------------------------------------------------------------------------------------
572	void CALLBACK OnFrameMove( IDirect3DDevice9* g_pd3dDevice, double fTime, float fElapsedTime, void* pUserContext )
573	{
574	camera.FrameMove( fElapsedTime );
575	}
576
577	//--------------------------------------------------------------------------------------
578	// Render the scene
579	//--------------------------------------------------------------------------------------
580	void CALLBACK OnFrameRender( IDirect3DDevice9* g_pd3dDevice, double fTime, float fElapsedTime, void* pUserContext )
581	{
582	// If the settings dialog is being shown, then
583	// render it instead of rendering the app's scene
584	if( g_SettingsDlg.IsActive() )
585	{
586	g_SettingsDlg.OnRender( fElapsedTime );
587	return;
588	}
589
590	// ligth rotating
591	vecDir = D3DXVECTOR3(cosf(timeGetTime()/360.0f),
592	0.0f,
593	sinf(timeGetTime()/360.0f) );
594	D3DXVec3Normalize( (D3DXVECTOR3*)&light.Direction, &vecDir );
595	light.Range = 1000.0f;
596	g_pd3dDevice->SetLight( 0, &light );
597	g_pd3dDevice->LightEnable( 0, TRUE);
598	g_pd3dDevice->SetRenderState( D3DRS_LIGHTING, TRUE );
599	g_pd3dDevice->SetRenderState( D3DRS_AMBIENT, 0x00202020 );
600
601	// screen shot
602	// IDirect3DSurface9* oldRenderTarget = NULL;
603	if (bSavingScreenshot) {
604	// V( g_pd3dDevice->GetRenderTarget(0, &oldRenderTarget) );
605	V( g_pd3dDevice->SetRenderTarget(0, g_pSaveSurface) );
606	}
607
608	// ModelViewProjection matrix
609	D3DXMATRIXA16 mView = *camera.GetViewMatrix();
610	D3DXMATRIXA16 mProj = *camera.GetProjMatrix();
611	D3DXMATRIXA16 mMVP = mView * mProj;
612
613	// Original image
614	g_pd3dDevice->SetRenderTarget(0, CubeTextureSurface);
615	V( g_pd3dDevice->SetDepthStencilSurface(rttDepthSurface) );
616
617	// Clear the backbuffer and the zbuffer
618	g_pd3dDevice->Clear( 0, NULL, D3DCLEAR_TARGET\|D3DCLEAR_ZBUFFER,
619	D3DCOLOR_XRGB(0,0,0), 1.0f, 0 );
620
621	if( SUCCEEDED( g_pd3dDevice->BeginScene() ) )
622	{
623	UINT numberofPasses=0;
624	D3DXHANDLE techniqueHandle = CubeEffect->GetTechniqueByName("Cube");
625	V(CubeEffect->SetTechnique(techniqueHandle));
626
627	V(CubeEffect->SetMatrix("modelViewProjection", &mMVP));
628	V(CubeEffect->Begin(&numberofPasses,0));
629	for(UINT i = 0; i<numberofPasses; i++ )
630	{
631	V(CubeEffect->BeginPass(i));
632
633	// Meshes are divided into subsets, one for each material. Render them in
634	// a loop
635	for( DWORD i=0; i<g_dwNumMaterials; i++ )
636	{
637	// Set the material and texture for this subset
638	g_pd3dDevice->SetMaterial( &g_pMeshMaterials[i] );
639	//g_pd3dDevice->SetTexture( 0, g_pMeshTextures[i] );
640	V(CubeEffect->SetTexture("SourceTexture", g_pMeshTextures[i]));
641	CubeEffect->CommitChanges();
642
643	// Draw the mesh subset
644	g_pMesh->DrawSubset( i );
645	}
646
647	V(CubeEffect->EndPass());
648	}
649	V(CubeEffect->End());
650	g_pd3dDevice->EndScene();
651	}
652
653	// Glow texture
654	g_pd3dDevice->SetRenderTarget(0, CubeGlowTextureSurface);
655	V( g_pd3dDevice->SetDepthStencilSurface(rttDepthSurface) );
656	g_pd3dDevice->Clear( 0, NULL, D3DCLEAR_TARGET\|D3DCLEAR_ZBUFFER,
657	D3DCOLOR_XRGB(0,0,0), 1.0f, 0 );
658	if( SUCCEEDED( g_pd3dDevice->BeginScene() ) )
659	{
660	UINT numberofPasses=0;
661	D3DXHANDLE techniqueHandle = CubeEffect->GetTechniqueByName("CubeGlow");
662	V(CubeEffect->SetTechnique(techniqueHandle));
663
664	V(CubeEffect->SetMatrix("modelViewProjection", &mMVP));
665	V(CubeEffect->Begin(&numberofPasses,0));
666	for(UINT i = 0; i<numberofPasses; i++ )
667	{
668	V(CubeEffect->BeginPass(i));
669
670	// Meshes are divided into subsets, one for each material. Render them in
671	// a loop
672	for( DWORD i=0; i<g_dwNumMaterials; i++ )
673	{
674	// Set the material and texture for this subset
675	g_pd3dDevice->SetMaterial( &g_pMeshMaterials[i] );
676	//g_pd3dDevice->SetTexture( 0, g_pMeshTextures[i] );
677	V(CubeEffect->SetTexture("SourceTexture", g_pMeshTextures[i]));
678	CubeEffect->CommitChanges();
679
680	// Draw the mesh subset
681	g_pMesh->DrawSubset( i );
682	}
683
684	V(CubeEffect->EndPass());
685	}
686	V(CubeEffect->End());
687	g_pd3dDevice->EndScene();
688	}
689
690	// Blurring
691	// For each passes we cycle the temporary textures
692	// At least two passes need, one for the horizontal and one for
693	// the vertical blur
694	int blurPass = 2;
695	char* blurName = "Blur_h";
696
697	for (int i = 0; i< pp.Get(iGlowPasses); i++) {
698	switch (blurPass) {
699	case(0) : blurTargetSurface = TempTextureSurface[1];
700	blurTargetTexture = TempTexture[1];
701	blurTexture = TempTexture[0];
702	blurPass = 1;
703	blurName="Blur_h";
704	break;
705	case(1) : blurTargetSurface = TempTextureSurface[0];
706	blurTargetTexture = TempTexture[0];
707	blurTexture = TempTexture[1];
708	blurPass = 0;
709	blurName="Blur_v";
710	break;
711
712	case(2) : blurTargetSurface = TempTextureSurface[0];
713	blurTargetTexture = TempTexture[0];
714	blurTexture = CubeGlowTexture;
715	blurPass = 0;
716	blurName="Blur_v";
717	break;
718	}
719
720
721	D3DSURFACE_DESC desc;
722	blurTargetSurface->GetDesc(&desc);
723
724	g_pd3dDevice->SetRenderTarget(0, blurTargetSurface);
725	V( g_pd3dDevice->SetDepthStencilSurface(rttDepthSurface) );
726	V( g_pd3dDevice->SetVertexDeclaration(textureDecl) );
727	g_pd3dDevice->Clear( 0, NULL, D3DCLEAR_TARGET\|D3DCLEAR_ZBUFFER,
728	D3DCOLOR_XRGB(0,0,0), 1.0f, 0 );
729	if( SUCCEEDED( g_pd3dDevice->BeginScene() ) )
730	{
731	UINT numberofPasses=0;
732	D3DXHANDLE techniqueHandle = CubeEffect->GetTechniqueByName(blurName);
733	V(CubeEffect->SetTechnique(techniqueHandle));
734
735	D3DXMatrixIdentity(&mMVP);
736	V(CubeEffect->SetMatrix("modelViewProjection", &mMVP));
737	V(CubeEffect->SetTexture("OldGlow", TempTexture[2]));
738	V(CubeEffect->SetTexture("Glow", blurTexture));
739	V(CubeEffect->SetFloat("dsWidth", desc.Width));
740	V(CubeEffect->SetFloat("dsHeight", desc.Height));
741	V(CubeEffect->SetFloat("GlowPasses", pp.GetInt(iGlowPasses)));
742	V(CubeEffect->SetFloat("GlowGain", pp.Get(iGlowGain)));
743	V(CubeEffect->SetFloat("Stretch", pp.Get(iStretch)));
744	V(CubeEffect->Begin(&numberofPasses,0));
745	for(UINT i = 0; i<numberofPasses; i++ )
746	{
747	V(CubeEffect->BeginPass(i));
748
749	//Render triangle.
750	V(g_pd3dDevice->SetStreamSource(0,pQuadVB,0,sizeof(D3DVERTEX_1)));
751	V(g_pd3dDevice->DrawPrimitive(D3DPT_TRIANGLELIST,0,1));
752
753	V(CubeEffect->EndPass());
754	}
755	V(CubeEffect->End());
756	g_pd3dDevice->EndScene();
757	}
758	}
759
760
761
762	// Final compositing
763	// The final image is composed from the original image and
764	// the additive glow image
765	g_pd3dDevice->SetRenderTarget(0, sourceTextureSurface);
766	V( g_pd3dDevice->SetDepthStencilSurface(rttDepthSurface) );
767	V( g_pd3dDevice->SetVertexDeclaration(textureDecl) );
768	g_pd3dDevice->Clear( 0, NULL, D3DCLEAR_TARGET\|D3DCLEAR_ZBUFFER,
769	D3DCOLOR_XRGB(0,0,0), 1.0f, 0 );
770	if( SUCCEEDED( g_pd3dDevice->BeginScene() ) )
771	{
772	UINT numberofPasses=0;
773	D3DXHANDLE techniqueHandle = CubeEffect->GetTechniqueByName("Final");
774	V(CubeEffect->SetTechnique(techniqueHandle));
775
776	D3DXMatrixIdentity(&mMVP);
777	V(CubeEffect->SetMatrix("modelViewProjection", &mMVP));
778	V(CubeEffect->SetTexture("Original", CubeTexture));
779	V(CubeEffect->SetTexture("Glow", blurTargetTexture));
780	//V(CubeEffect->SetTexture("Glow", CubeGlowTexture));
781	V(CubeEffect->Begin(&numberofPasses,0));
782	for(UINT i = 0; i<numberofPasses; i++ )
783	{
784	V(CubeEffect->BeginPass(i));
785
786	//Render triangle.
787	V(g_pd3dDevice->SetStreamSource(0,pQuadVB,0,sizeof(D3DVERTEX_1)));
788	V(g_pd3dDevice->DrawPrimitive(D3DPT_TRIANGLELIST,0,1));
789
790	V(CubeEffect->EndPass());
791	}
792	V(CubeEffect->End());
793	g_pd3dDevice->EndScene();
794	}
795	// Saving the blur history
796	g_pd3dDevice->StretchRect(blurTargetSurface, NULL, TempTextureSurface[2], NULL, D3DTEXF_LINEAR);
797
798	// Tone mapping
799	toneMap->SetSource(sourceTexture);
800	g_pd3dDevice->SetRenderTarget(0, oldRenderTarget);
801	toneMap->SetGain(pp.Get(iGain));
802	toneMap->SetPasses(pp.Get(iPasses));
803	toneMap->Map();
804
805	// Screen shot
806	if (!bSavingScreenshot && pp.Get(bShowHud))
807	{
808	RenderText();
809	V( g_HUD.OnRender( fElapsedTime ) );
810	}
811
812	if (bSavingScreenshot)
813	{
814	// saving surface
815	char buf[CHARBUFFER_SIZE];
816	wchar_t wbuf[CHARBUFFER_SIZE];
817
818	GenerateNewFileName( counter );
819	sprintf(buf, "shots\\%03i.png", counter);
820	mbstowcs( wbuf, buf, CHARBUFFER_SIZE );
821
822	D3DXSaveSurfaceToFileW(wbuf, D3DXIFF_PNG, g_pSaveSurface, NULL, NULL);
823
824	sprintf(buf, "shots\\%03i", counter);
825	pp.SaveToFile( buf );
826
827	sprintf(buf, "shots\\%03i.matrix", counter);
828	SaveCameraPosition( buf );
829
830	g_pd3dDevice->SetRenderTarget(0, oldRenderTarget);
831	bSavingScreenshot = false;
832	}
833	}
834
835	int GenerateNewFileName( int& counter )
836	{
837	char buf[CHARBUFFER_SIZE];
838	FILE* f;
839	do {
840	sprintf(buf, "shots\\%03i.png", counter);
841	if ( (f = fopen(buf, "rt")) != NULL )
842	{
843	fclose( f );
844	counter++;
845	}
846	} while (f != NULL);
847	return counter;
848	}
849
850	//--------------------------------------------------------------------------------------
851	// The framework does not remove the underlying keystroke messages,
852	// which are still passed to the application's MsgProc callback.
853	//--------------------------------------------------------------------------------------
854	void CALLBACK KeyboardProc( UINT nChar, bool bKeyDown, bool bAltDown, void* pUserContext )
855	{
856
857	}
858
859	void SaveCameraPosition( char* fileName )
860	{
861	// save parameters to file:
862	// world matrix (4x4)
863	// camera position (3)
864
865	// save world matrix
866	D3DXMATRIXA16 W = *camera.GetViewMatrix();
867
868	FILE* f;
869
870	if ((f = fopen(fileName, "wt")) == NULL)
871	{
872	wchar_t wbuf[CHARBUFFER_SIZE];
873	mbstowcs( wbuf, fileName, CHARBUFFER_SIZE );
874	MessageBox(NULL, wbuf, L"File creation failed!", MB_ICONEXCLAMATION);
875	return;
876	}
877
878	fprintf(f, "\n");
879	fprintf(f, "World matrix:\n");
880	fprintf(f, "%10.4g %10.4g %10.4g %10.4g\n", W._11, W._12, W._13, W._14);
881	fprintf(f, "%10.4g %10.4g %10.4g %10.4g\n", W._21, W._22, W._23, W._24);
882	fprintf(f, "%10.4g %10.4g %10.4g %10.4g\n", W._31, W._32, W._33, W._34);
883	fprintf(f, "%10.4g %10.4g %10.4g %10.4g\n", W._41, W._42, W._43, W._44);
884
885	// save camera position
886	fprintf(f, "\n");
887	fprintf(f, "Camera position:\n");
888	const D3DXVECTOR3* eye = camera.GetEyePt();
889	fprintf(f, "%10g %10g %10g", eye->x, eye->y, eye->z);
890	fprintf(f, "\n");
891
892	fclose(f);
893	}
894
895	void LoadCameraPosition( char* fileName )
896	{
897	FILE* f;
898
899	if ((f = fopen(fileName, "rt")) == NULL) {
900	wchar_t wbuf[CHARBUFFER_SIZE];
901	mbstowcs( wbuf, fileName, CHARBUFFER_SIZE );
902	MessageBox(NULL, wbuf, L"File not found!", MB_ICONEXCLAMATION);
903	return;
904	}
905
906	const int BufSize = 500; // size of char buffers
907	char buf[BufSize];
908	D3DXMATRIXA16 W;
909
910	fgets(buf, BufSize, f); // skip comment
911	fgets(buf, BufSize, f); // skip comment
912	fgets(buf, BufSize, f); sscanf(buf, "%f %f %f %f", &W._11, &W._12, &W._13, &W._14);
913	fgets(buf, BufSize, f); sscanf(buf, "%f %f %f %f", &W._21, &W._22, &W._23, &W._24);
914	fgets(buf, BufSize, f); sscanf(buf, "%f %f %f %f", &W._31, &W._32, &W._33, &W._34);
915	fgets(buf, BufSize, f); sscanf(buf, "%f %f %f %f", &W._41, &W._42, &W._43, &W._44);
916
917	// load camera position
918	D3DXVECTOR3 vecAt(0.0f, 0.0f, 0.0f);
919	D3DXVECTOR3 vecEye;
920	fgets(buf, BufSize, f); // skip comment
921	fgets(buf, BufSize, f); // skip comment
922	fgets(buf, BufSize, f); sscanf(buf, "%f %f %f", &vecEye.x, &vecEye.y, &vecEye.z);
923
924	fclose(f);
925
926	camera.SetViewParams( &vecEye, &vecAt );
927
928	D3DXQUATERNION q;
929	D3DXQuaternionRotationMatrix(&q, &W);
930	camera.SetViewQuat(q);
931	}
932
933	//--------------------------------------------------------------------------------------
934	// Util function.
935	// Creates an empty texture. These textures will be used as render targets, therefore
936	// the Usage flag is set to D3DUSAGE_RENDERTARGET and consequently, the assigned
937	// memory pool is D3DPOOL_DEFAULT.
938	// Params: size and format (eg. D3DFMT_A32B32G32R32F) of the new texture.
939	//--------------------------------------------------------------------------------------
940	IDirect3DTexture9* CreateTexture( int size, D3DFORMAT Format )
941	{
942	HRESULT hr;
943	IDirect3DTexture9* pTexture;
944	V( g_pd3dDevice->CreateTexture( size, size, // dimensions
945	1, // mipmap levels
946	D3DUSAGE_RENDERTARGET, // usage
947	Format,
948	D3DPOOL_DEFAULT,// memory pool
949	&pTexture, NULL ) );
950	return pTexture;
951	}
952
953	//--------------------------------------------------------------------------------------
954	// Util function.
955	// Creates an empty cubemap texture of the given resolution and format.
956	//--------------------------------------------------------------------------------------
957
958	IDirect3DCubeTexture9* CreateCubeTexture( int size, D3DFORMAT Format )
959	{
960	HRESULT hr;
961	IDirect3DCubeTexture9* pCubeTexture;
962	V( g_pd3dDevice->CreateCubeTexture( size, 1, D3DUSAGE_RENDERTARGET,
963	Format, D3DPOOL_DEFAULT, &pCubeTexture, NULL ) );
964	return pCubeTexture;
965	}
966
967
968	//--------------------------------------------------------------------------------------
969	// Render the help and statistics text.
970	//--------------------------------------------------------------------------------------
971	void RenderText()
972	{
973	const D3DSURFACE_DESC* backBufferDesc = DXUTGetBackBufferSurfaceDesc();
974
975	CDXUTTextHelper txtHelper( g_pFont, g_pTextSprite, 15 );
976	txtHelper.Begin();
977
978	txtHelper.SetInsertionPos( 5, 5 );
979	txtHelper.SetForegroundColor( D3DXCOLOR( 1.0f, 1.0f, 0.0f, 1.0f ) );
980
981	txtHelper.DrawFormattedTextLine( L"%.2f fps @ %i x %i",
982	DXUTGetFPS(), backBufferDesc->Width, backBufferDesc->Height );
983	//txtHelper.DrawTextLine( DXUTGetFrameStats() );
984	txtHelper.DrawTextLine( DXUTGetDeviceStats() );
985	txtHelper.DrawTextLine( L"" );
986
987	txtHelper.SetInsertionPos( 5, 140 );
988	txtHelper.SetForegroundColor( D3DXCOLOR( 1.0f, 1.0f, 1.0f, 1.0f ) );
989
990	if ( pp.Get( bShowHelp ) )
991	{
992	txtHelper.SetInsertionPos( backBufferDesc->Width - 260, backBufferDesc->Height-24*15 );
993
994	txtHelper.DrawTextLine(
995	L"Controls (F1 to hide):\n\n"
996	L"___________________________________\n"
997	L" GENERAL CONTROLS\n"
998	L"F2: Settings\n"
999	L"F3: Switch to REF device\n"
1000	L"F8: Switch to Wireframe mode\n"
1001	L"___________________________________\n"
1002	L" ALGORITHM\n"
1003	L"Add and Subtract: adjust gain\n"
1004	L"___________________________________\n"
1005	L" Quit: ESC");
1006	}
1007	else
1008	{
1009	txtHelper.DrawTextLine( L"Press F1 for help" );
1010	}
1011
1012	txtHelper.End();
1013	}

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