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source: GTP/trunk/Lib/Illum/IllumModule/OgreIllumModule/src/RenderingRuns/OgreDepthShadowMapRenderingRun.cpp @ 1103

Revision 1103, 5.0 KB checked in by szirmay, 18 years ago (diff)

Rev	Line
[790]	1	#include "OgreDepthShadowMapRenderingRun.h"
[1055]	2	#include "OgreIlluminationManager.h"
[790]	3
	4
	5	OgreDepthShadowMapRenderingRun::OgreDepthShadowMapRenderingRun(OgreSharedRuns* sharedRuns,
	6	String name,
	7	Light* light,
	8	unsigned int resolutionX,
	9	unsigned int resolutionY,
	10	String materialName
	11	)
	12	:DepthShadowMapRenderingRun(resolutionX, resolutionY)
[874]	13	, OgreRenderingRun(1, 1)
	14	, RenderingRun(1, 1)
[790]	15	{
	16	this->light = light;
	17	this->sharedRuns = sharedRuns;
[1055]	18	names[0] = name + "1";
	19	names[1] = name + "2";
[790]	20	this->materialName = materialName;
	21
	22	createDepthMap();
	23	}
	24
	25	void OgreDepthShadowMapRenderingRun::createDepthMap()
	26	{
[1103]	27	for(int i = 0; i < 1; i++)
[1055]	28	{
	29	TexturePtr texPtr = Ogre::TextureManager::getSingleton().createManual(names[i],
	30	"default",
	31	TEX_TYPE_2D,
	32	resolutionX,
	33	resolutionY,
	34	0,
	35	0,
	36	PF_FLOAT16_RGBA,
	37	TU_RENDERTARGET);
	38	depthMapTextures[i] = texPtr.getPointer();
	39	depthMapCameras[i] = Root::getSingleton()._getCurrentSceneManager()->createCamera(names[i] + "_CAMERA");
	40	//add viewport to rendertarget
	41	HardwarePixelBuffer* hpb = (depthMapTextures[i]->getBuffer()).getPointer();
	42	RenderTarget* rt = hpb->getRenderTarget();
	43	Viewport* v = rt->addViewport(depthMapCameras[i]);
	44	v->setOverlaysEnabled(false);
	45	rt->setAutoUpdated(false);
	46	}
[790]	47	}
	48
	49	void OgreDepthShadowMapRenderingRun::updateFrame(unsigned long frameNum)
	50	{
[1103]	51	refreshLight(frameNum);
[790]	52
	53	if(light->getType() == Light::LT_POINT)
	54	{
	55	updateDepthMap();
	56	}
	57	else
	58	{
	59	updateDepthMap();
	60	}
	61
	62
	63	}
	64
	65	void OgreDepthShadowMapRenderingRun::updateDepthCubeFace(int facenum)
	66	{
	67	}
	68
	69	void OgreDepthShadowMapRenderingRun::updateDepthMap()
	70	{
[1103]	71	setMaterialForVisibles(materialName, depthMapCameras[0], false);
[1055]	72	RenderTarget* rt = depthMapTextures[0]->getBuffer().getPointer()->getRenderTarget();
	73	rt->update();
	74	restoreMaterials();
[1103]	75	//rt->writeContentsToFile("shadowmap1.dds");
[1055]	76	}
[790]	77
[1055]	78	void setnear()
	79	{
[790]	80
	81	}
	82
[1103]	83	void OgreDepthShadowMapRenderingRun::refreshLight(unsigned long frameNum)
[790]	84	{
	85
	86	if(light!= 0)
	87	{
	88	if(light->getType() == Light::LT_DIRECTIONAL)
	89	{
[1055]	90	Camera* viewcam = OgreIlluminationManager::getSingleton().getMainCamera();
	91
[1103]	92	OgreIlluminationManager::getSingleton().updatePerLightRun(light->getName(),
	93	ILLUMRUN_FOCUSING_MAP,
	94	frameNum);
	95
	96	OgreFocusingMapRenderingRun* frun = (OgreFocusingMapRenderingRun*)
	97	OgreIlluminationManager::getSingleton().getPerLightRun(light->getName(), ILLUMRUN_FOCUSING_MAP)->asOgreRenderingRun();
[1055]	98
[1103]	99	Vector3 min;
	100	Vector3 max;
	101	frun->getMinMax(min, max);
[1055]	102
[1103]	103	Vector3 lightpos = light->getPosition();
	104	Vector3 lightdir = light->getDirection();
[1055]	105
[1103]	106	Vector3 center = (min + max) / 2.0;
	107	Vector3 scale = max - min;
	108	scale.x = 2.0 / scale.x;
	109	scale.y = 2.0 / scale.y;
	110	scale.z = 2.0 / scale.z;
	111	center.x *= scale.x;
	112	center.y *= scale.y;
	113	center.z *= scale.z;
[1055]	114
	115
[1103]	116	depthMapCameras[0]->setDirection( lightdir );
	117	depthMapCameras[0]->setPosition( lightpos );
[1055]	118
[1103]	119	Matrix4 projection = Matrix4::IDENTITY;
	120	projection.setTrans(center);
	121	projection.setScale(scale);
	122	depthMapCameras[0]->setCustomProjectionMatrix(true, projection);
	123	/*
	124	projection = Matrix4::IDENTITY;
	125	projection.setScale(Vector3(1.0 / 100.0, 1.0 / 100.0, -1.0 / 100.0));
	126	depthMapCameras[0]->setCustomProjectionMatrix(true, projection);
	127	depthMapCameras[0]->setPosition( Vector3(50,50,50) );*/
	128
[790]	129	}
	130	else if(light->getType() == Light::LT_SPOTLIGHT)
	131	{
[1055]	132	/* Vector3 dir = light->getDirection();
[790]	133	depthMapCamera->setDirection( dir );
	134	Vector3 pos = light->getParentNode()->getWorldPosition();
	135	depthMapCamera->setPosition(pos);
	136	depthMapCamera->setProjectionType(PT_PERSPECTIVE);
[1055]	137	depthMapCamera->setFOVy(light->getSpotlightOuterAngle());*/
[790]	138	}
	139	else//point light
	140	{
[1055]	141	/* Vector3 pos = light->getParentNode()->getWorldPosition();
[790]	142	Vector3 dir = -pos;
	143	depthMapCamera->setDirection( dir );
	144	depthMapCamera->setPosition(pos);
	145	depthMapCamera->setProjectionType(PT_PERSPECTIVE);
	146	depthMapCamera->setFOVy(Radian(Degree(140)));
	147	depthMapCamera->setNearClipDistance(1);
	148	// depthMapCamera->setFarClipDistance(200);
	149
	150	//OGRE_EXCEPT(0, "NOT implemented for Pointlight", "OgreDepthShadowMapRenderingRun::refreshLight");
[1055]	151	*/
[790]	152	/*Vector3 pos = light->getParentNode()->getWorldPosition();
	153	Vector3 dir = -pos;
	154	depthMapCamera->setDirection( dir );
	155	depthMapCamera->setPosition(pos);
	156	depthMapCamera->setProjectionType(PT_ORTHOGRAPHIC);
	157	depthMapCamera->*/
	158
	159	}
	160	}
	161	}
	162
[1055]	163	Matrix4 OgreDepthShadowMapRenderingRun::getLightViewMatrix(int i)
[790]	164	{
[1055]	165	return depthMapCameras[i]->getViewMatrix();
[790]	166	}
	167
[1055]	168	Matrix4 OgreDepthShadowMapRenderingRun::getLightViewProjMatrix(int i)
[790]	169	{
[1055]	170	return depthMapCameras[i]->getProjectionMatrix() * depthMapCameras[i]->getViewMatrix();
[790]	171	}
	172

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