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source: GTP/trunk/App/Demos/Illum/Ogre/src/GameToolsRaytraceDemo/include/GameToolsRaytraceDemo.h @ 875

Revision 875, 10.6 KB checked in by szirmay, 18 years ago (diff)

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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	You may use this sample code for anything you like, it is not covered by the
11	LGPL like the rest of the engine.
12	-----------------------------------------------------------------------------
13	*/
14
15	/**
16	\file
17	Lighting.h
18	\brief
19	Shows lighting support in OGRE. Also demonstrates the use of billboards
20	and controllers for automatic time-relative behaviour.
21	*/
22
23
24	#include "ExampleApplication.h"
25	#include "OgreIlluminationManager.h"
26	#include "SpriteParticleRenderer.h"
27
28	bool HighQuality = false;
29	float causize = 7;
30	float cauintens = 40;
31
32	// Listener class for frame updates
33	class RaytraceDemoListener : public ExampleFrameListener
34	{
35	protected:
36	SceneNode* goldSphereNode;
37	SceneNode* silverSphereNode;
38	SceneNode* copperSphereNode;
39	SceneNode* aluSphereNode;
40	SceneNode* lightNode;
41	unsigned long framecount;
42
43	public:
44	RaytraceDemoListener(RenderWindow* window, Camera* maincam,SceneNode* lightNode,
45	SceneNode* goldSphereNode,
46	SceneNode* silverSphereNode,
47	SceneNode* copperSphereNode,
48	SceneNode* aluSphereNode)
49	:ExampleFrameListener(window, maincam)
50
51	{
52	framecount = 0;
53	this->goldSphereNode = goldSphereNode;
54	this->silverSphereNode = silverSphereNode;
55	this->copperSphereNode = copperSphereNode;
56	this->aluSphereNode = aluSphereNode;
57	this->lightNode = lightNode;
58	}
59	bool processUnbufferedKeyInput(const FrameEvent& evt)
60	{
61	MaterialPtr mat = MaterialManager::getSingleton().getByName("GameTools/Cau");
62	GpuProgramParameters* Vparams = mat->getTechnique(0)->getPass(0)->getVertexProgramParameters().getPointer();
63	GpuProgramParameters* Fparams = mat->getTechnique(0)->getPass(0)->getFragmentProgramParameters().getPointer();
64
65	if (mInputDevice->isKeyDown(KC_SUBTRACT))
66	{
67	cauintens -= 0.5;
68	cauintens = std::max(cauintens, 1.0f);
69	float intensity = pow( cauintens / 100.0f, 2 );
70	Fparams->setNamedConstant("CauSpriteIntens", intensity);
71	}
72	if (mInputDevice->isKeyDown(KC_ADD))
73	{
74	cauintens += 0.5;
75	cauintens = std::min(cauintens, 100.0f);
76	float intensity = pow( cauintens / 100.0f, 2 );
77	Fparams->setNamedConstant("CauSpriteIntens", intensity);
78	}
79	if (mInputDevice->isKeyDown(KC_MULTIPLY))
80	{
81	causize = std::max(causize - 0.1, 0.0);
82	Vparams->setNamedConstant("CauSpriteSize", causize);
83	}
84	if (mInputDevice->isKeyDown(KC_DIVIDE))
85	{
86	causize = causize + 0.1;
87	Vparams->setNamedConstant("CauSpriteSize", causize);
88	}
89
90	return ExampleFrameListener::processUnbufferedKeyInput(evt);
91	}
92	bool frameStarted(const FrameEvent& evt)
93	{
94	static bool first = true;
95	if(first)
96	{
97	MaterialPtr mat = MaterialManager::getSingleton().getByName("GameTools/Cau");
98	GpuProgramParameters* Vparams = mat->getTechnique(0)->getPass(0)->getVertexProgramParameters().getPointer();
99	GpuProgramParameters* Fparams = mat->getTechnique(0)->getPass(0)->getFragmentProgramParameters().getPointer();
100	float intensity = pow( cauintens / 100.0f, 2 );
101	Fparams->setNamedConstant("CauSpriteIntens", intensity);
102	Vparams->setNamedConstant("CauSpriteSize", causize);
103	first = false;
104	}
105
106	lightNode->setPosition( 100.0 * Vector3(cos(-(float)framecount/500.0),2.0,sin(-(float)framecount/500.0)));
107	//lightNode->setDirection(-lightNode->getPosition());
108
109	goldSphereNode->setPosition( 100.0 *
110	Vector3(
111	cos((float)framecount/700.0),
112	1.0,
113	sin((float)framecount/700.0)));
114	silverSphereNode->setPosition( 100.0 *
115	Vector3(
116	cos((float)framecount/700.0 + Math::PI / 2.0),
117	1.0,
118	sin((float)framecount/700.0 + Math::PI / 2.0)));
119	copperSphereNode->setPosition( 100.0 *
120	Vector3(
121	cos((float)framecount/700.0 + Math::PI ),
122	1.0,
123	sin((float)framecount/700.0 + Math::PI)));
124	aluSphereNode->setPosition( 100.0 *
125	Vector3(
126	cos((float)framecount/700.0 + 3 * Math::PI / 2.0),
127	1.0,
128	sin((float)framecount/700.0+ 3 * Math::PI / 2.0)));
129
130	bool result = ExampleFrameListener::frameStarted(evt);
131	framecount++;
132	return result;
133	}
134
135
136
137	};
138
139	/** Application class */
140	class RaytraceDemoApplication : public ExampleApplication
141	{
142
143	public:
144	virtual void go(void)
145	{
146	if (!setup())
147	return;
148
149	renderScene();
150
151	// clean up
152	destroyScene();
153	}
154
155
156	protected:
157	SceneNode* kupolaNode;
158	SceneNode* mainLightNode;
159	SceneNode* goldSphereNode;
160	SceneNode* silverSphereNode;
161	SceneNode* copperSphereNode;
162	SceneNode* aluSphereNode;
163
164	void renderScene(){
165
166	mWindow->resetStatistics();
167	while(true){
168
169
170	#if OGRE_PLATFORM == OGRE_PLATFORM_WIN32
171	// Pump events on Win32
172	MSG msg;
173	while( PeekMessage( &msg, NULL, 0U, 0U, PM_REMOVE ) )
174	{
175	TranslateMessage( &msg );
176	DispatchMessage( &msg );
177	}
178
179	#endif
180
181	if(!mRoot->_fireFrameStarted()){
182	break;
183	}
184	unsigned long framenum = mRoot->getCurrentFrameNumber();
185
186	OgreIlluminationManager::getSingleton().update(framenum, mWindow);
187
188	//mRoot->renderOneFrame();
189	mRoot->_updateAllRenderTargets();
190
191	mRoot->_fireFrameEnded();
192
193	}
194	}
195
196	void createPostproc()
197	{
198	CompositorManager::getSingleton().addCompositor(mWindow->getViewport(0),
199	"GameTools/Glow");
200	CompositorManager::getSingleton().setCompositorEnabled(mWindow->getViewport(0),
201	"GameTools/Glow", true);
202	/*
203	CompositorManager::getSingleton().addCompositor(mWindow->getViewport(0),
204	"GameTools/ToneMap");
205	CompositorManager::getSingleton().setCompositorEnabled(mWindow->getViewport(0),
206	"GameTools/ToneMap", true);*/
207	}
208
209
210	void createScene(void)
211	{
212
213	createPostproc();
214
215	OgreIlluminationManager::getSingleton().setMainCamera(mCamera);
216	OgreIlluminationManager::getSingleton().setMainViewport(mWindow->getViewport(0));
217
218	if(! HighQuality)
219	OgreIlluminationManager::getSingleton().setMaxJoinRadius(420);
220	else
221	OgreIlluminationManager::getSingleton().setMaxJoinRadius(0.1);
222
223
224	Root::getSingleton()._setCurrentSceneManager(mSceneMgr);
225	mCamera->setPosition(0,100,240);
226	mCamera->setFOVy(Radian(Degree(80)));
227	//mCamera->setFarClipDistance(1000);
228	// Set ambient light
229	mSceneMgr->setAmbientLight(ColourValue(1, 1, 1));
230
231	// Skybox
232	mSceneMgr->setSkyBox(true, "Examples/MorningSkyBox");
233
234	SceneNode* rootNode = mSceneMgr->getRootSceneNode();
235
236
237	//init objects
238	Entity* kupola = mSceneMgr->createEntity("kupola", "kupola.mesh");
239	Entity* athene = mSceneMgr->createEntity("athene", "head.mesh");
240	Entity* goldSphere = mSceneMgr->createEntity("goldSphere", "head.mesh");
241	Entity* silverSphere = mSceneMgr->createEntity("silverSphere", "head.mesh");
242	Entity* copperSphere = mSceneMgr->createEntity("copperSphere", "head.mesh");
243	Entity* aluSphere = mSceneMgr->createEntity("aluSphere", "head.mesh");
244
245	kupola->setCastShadows(false);
246	//lod
247	//MeshPtr amesh = athene->getMesh();
248	//Mesh::LodDistanceList distances;
249	//distances.push_back(1);
250	//distances.push_back(2);
251	//distances.push_back(3);
252	//distances.push_back(4);
253	////distances.push_back(5);
254	//amesh->generateLodLevels(distances,ProgressiveMesh::VertexReductionQuota::VRQ_PROPORTIONAL,0.6);
255	//athene->setMeshLodBias(50000.0,0);
256	//tangents
257	//amesh->buildTangentVectors(0,1);
258	MeshPtr kmesh = kupola->getMesh();
259	kmesh->buildTangentVectors(0,1);
260
261	//init nodes
262	kupolaNode = rootNode->createChildSceneNode( "kupola" );
263	kupolaNode->rotate(Vector3(0,1,0),Radian(Degree(90)));
264	kupolaNode->attachObject( kupola );
265	kupolaNode->scale(25,21,25);
266	//kupolaNode->scale(2,2,2);
267	//kupolaNode->setPosition(0,100,0);
268	SceneNode* atheneNode = rootNode->createChildSceneNode("athene");
269	atheneNode->attachObject(athene);
270	//atheneNode->setScale(3.5,5.5,5.5);
271	atheneNode->setScale(4,4,4);
272	//atheneNode->setScale(0.5,0.5,0.5);
273	AxisAlignedBox bbox = athene->getBoundingBox();
274	atheneNode->setPosition(0, 100,0);
275
276
277	goldSphereNode = rootNode->createChildSceneNode( "goldSphere" );
278	//goldSphereNode->scale(0.3,0.3,0.3);
279	goldSphereNode->scale(2,2,2);
280	silverSphereNode = rootNode->createChildSceneNode( "silverSphere" );
281	//silverSphereNode->scale(0.3,0.3,0.3);
282	silverSphereNode->scale(2,2,2);
283	copperSphereNode = rootNode->createChildSceneNode( "copperSphere" );
284	//copperSphereNode->scale(0.3,0.3,0.3);
285	copperSphereNode->scale(2,2,2);
286	aluSphereNode = rootNode->createChildSceneNode( "aluSphere" );
287	//aluSphereNode->scale(0.3,0.3,0.3);
288	aluSphereNode->scale(2,2,2);
289
290	goldSphereNode->attachObject(goldSphere);
291	silverSphereNode->attachObject(silverSphere);
292	aluSphereNode->attachObject(aluSphere);
293	copperSphereNode->attachObject(copperSphere);
294
295	goldSphereNode->_updateBounds();
296	silverSphereNode->_updateBounds();
297	aluSphereNode->_updateBounds();
298	copperSphereNode->_updateBounds();
299
300	kupolaNode->_updateBounds();
301	//atheneNode->_updateBounds();
302
303	//Init lights
304	Light* mainLight = mSceneMgr->createLight("MainLight");
305	mainLight->setType(Light::LT_POINT);
306	mainLight->setDiffuseColour(ColourValue::White);
307	mainLight->setSpecularColour(ColourValue::White);
308	mainLightNode = rootNode->createChildSceneNode();
309	mainLightNode->setPosition(0,0,0);
310	mainLight->setPosition(mainLightNode->getWorldPosition());
311	mainLightNode->attachObject(mainLight);
312
313	athene->setMaterialName("GameTools/CubeMap/Localized");
314	aluSphere->setMaterialName("EnvMetals/Alu");
315	copperSphere->setMaterialName("EnvMetals/Copper");
316	goldSphere->setMaterialName("EnvMetals/Gold");
317	silverSphere->setMaterialName("EnvMetals/Silver");
318
319	OgreIlluminationManager::getSingleton().initTechniques();
320
321
322	}
323
324	void createFrameListener(void)
325	{
326	// This is where we instantiate our own frame listener
327	mFrameListener= new RaytraceDemoListener(mWindow,
328	mCamera,
329	mainLightNode,
330	goldSphereNode,
331	silverSphereNode,
332	copperSphereNode,
333	aluSphereNode);
334	mRoot->addFrameListener(mFrameListener);
335	//mRoot->addFrameListener(&OgreIlluminationManager::getSingleton());
336
337	}
338
339	};
340

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