Пример #1
0
//---------------------------------------------------------------------
void PlayPen_testMorphAnimationWithoutNormals::setupContent()
{
	bool testStencil = false;

	if (testStencil)
		mSceneMgr->setShadowTechnique(SHADOWTYPE_STENCIL_MODULATIVE);

	mSceneMgr->setAmbientLight(ColourValue(0.5, 0.5, 0.5));
	Vector3 dir(-1, -1, 0.5);
	dir.normalise();
	Light* l = mSceneMgr->createLight("light1");
	l->setType(Light::LT_DIRECTIONAL);
	l->setDirection(dir);


	MeshPtr mesh = MeshManager::getSingleton().load("sphere.mesh", 
		ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);

	String morphName = "testmorphnonormals.mesh";
	mesh = mesh->clone(morphName);

	SubMesh* sm = mesh->getSubMesh(0);
	// Re-organise geometry since this mesh has no animation and all 
	// vertex elements are packed into one buffer
	VertexDeclaration* newDecl = 
		sm->vertexData->vertexDeclaration->getAutoOrganisedDeclaration(false, true, false);
	sm->vertexData->reorganiseBuffers(newDecl);
	if (testStencil)
		sm->vertexData->prepareForShadowVolume(); // need to re-prep since reorganised
	// get the position buffer (which should now be separate);
	const VertexElement* posElem = 
		sm->vertexData->vertexDeclaration->findElementBySemantic(VES_POSITION);
	HardwareVertexBufferSharedPtr origbuf = 
		sm->vertexData->vertexBufferBinding->getBuffer(
		posElem->getSource());

	// Create a new position & normal buffer with updated values
	HardwareVertexBufferSharedPtr newbuf = 
		HardwareBufferManager::getSingleton().createVertexBuffer(
		VertexElement::getTypeSize(VET_FLOAT3),
		sm->vertexData->vertexCount, 
		HardwareBuffer::HBU_STATIC, true);
	float* pSrc = static_cast<float*>(origbuf->lock(HardwareBuffer::HBL_READ_ONLY));
	float* pDst = static_cast<float*>(newbuf->lock(HardwareBuffer::HBL_DISCARD));

	// Make the sphere turn into a cube
	// Do this just by clamping each of the directions (we shrink it)
	float cubeDimension = 0.3f * mesh->getBoundingSphereRadius();
	for (size_t v = 0; v < sm->vertexData->vertexCount; ++v)
	{
		// x/y/z position
		Vector3 pos;
		for (int d = 0; d < 3; ++d)
		{
			if (*pSrc >= 0)
			{
				pos.ptr()[d] = std::min(cubeDimension, *pSrc++);
			}
			else 
			{
				pos.ptr()[d] = std::max(-cubeDimension, *pSrc++);			
			}
			*pDst++ = pos.ptr()[d];
		}

	}

	origbuf->unlock();
	newbuf->unlock();

	// create a morph animation
	Animation* anim = mesh->createAnimation("testAnim", 10.0f);
	VertexAnimationTrack* vt = anim->createVertexTrack(1, sm->vertexData, VAT_MORPH);
	// re-use start positions for frame 0
	VertexMorphKeyFrame* kf = vt->createVertexMorphKeyFrame(0);
	kf->setVertexBuffer(origbuf);

	// Use translated buffer for mid frame
	kf = vt->createVertexMorphKeyFrame(4.0f);
	kf->setVertexBuffer(newbuf);

	// Pause there
	kf = vt->createVertexMorphKeyFrame(6.0f);
	kf->setVertexBuffer(newbuf);

	// re-use start positions for final frame
	kf = vt->createVertexMorphKeyFrame(10.0f);
	kf->setVertexBuffer(origbuf);

	// Export the mesh
	DataStreamPtr stream = Root::getSingleton().createFileStream(morphName, ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, true);
	MeshSerializer ser;
	ser.exportMesh(mesh.get(), stream);
	stream->close();

	// Unload old mesh to force reload
	MeshManager::getSingleton().remove(mesh->getHandle());
	mesh->unload();
	mesh.setNull();

	Entity* e = mSceneMgr->createEntity("test", morphName);
	mSceneMgr->getRootSceneNode()->createChildSceneNode()->attachObject(e);
	AnimationState* animState = e->getAnimationState("testAnim");
	animState->setEnabled(true);
	animState->setWeight(1.0f);
	mAnimStateList.push_back(animState);

	e = mSceneMgr->createEntity("test2", morphName);
	mSceneMgr->getRootSceneNode()->createChildSceneNode(Vector3(200,0,0))->attachObject(e);
	// test hardware morph
	e->setMaterialName("Examples/HardwareMorphAnimation");
	animState = e->getAnimationState("testAnim");
	animState->setEnabled(true);
	animState->setWeight(1.0f);
	mAnimStateList.push_back(animState);

	mCamera->setNearClipDistance(0.5);
	mCamera->setPosition(0,100,-400);
	mCamera->lookAt(Vector3::ZERO);
	//mSceneMgr->setShowDebugShadows(true);

	Plane plane;
	plane.normal = Vector3::UNIT_Y;
	plane.d = 200;
	MeshManager::getSingleton().createPlane("Myplane",
		ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, plane,
		1500,1500,10,10,true,1,5,5,Vector3::UNIT_Z);
	Entity* pPlaneEnt = mSceneMgr->createEntity( "plane", "Myplane" );
	pPlaneEnt->setMaterialName("2 - Default");
	pPlaneEnt->setCastShadows(false);
	mSceneMgr->getRootSceneNode()->createChildSceneNode()->attachObject(pPlaneEnt);

}
Пример #2
0
//---------------------------------------------------------------------
void PlayPen_testPoseAnimationWithoutNormals::setupContent()
{
	mSceneMgr->setAmbientLight(ColourValue(0.5, 0.5, 0.5));
	Vector3 dir(-1, -1, 0.5);
	dir.normalise();
	Light* l = mSceneMgr->createLight("light1");
	l->setType(Light::LT_DIRECTIONAL);
	l->setDirection(dir);

	MeshPtr mesh = MeshManager::getSingleton().load("cube.mesh", 
		ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
		
	String newName = "testposenonormals.mesh";
	mesh = mesh->clone(newName);


	SubMesh* sm = mesh->getSubMesh(0);
	// Re-organise geometry since this mesh has no animation and all 
	// vertex elements are packed into one buffer
	VertexDeclaration* newDecl = 
		sm->vertexData->vertexDeclaration->getAutoOrganisedDeclaration(false, true, false);
	sm->vertexData->reorganiseBuffers(newDecl);

	// create 2 poses
	Pose* pose = mesh->createPose(1, "pose1");
	// Pose1 moves vertices 0, 1, 2 and 3 upward 
	Vector3 offset1(0, 50, 0);
	pose->addVertex(0, offset1);
	pose->addVertex(1, offset1);
	pose->addVertex(2, offset1);
	pose->addVertex(3, offset1);

	pose = mesh->createPose(1, "pose2");
	// Pose2 moves vertices 3, 4, and 5 to the right
	// Note 3 gets affected by both
	Vector3 offset2(100, 0, 0);
	pose->addVertex(3, offset2);
	pose->addVertex(4, offset2);
	pose->addVertex(5, offset2);


	Animation* anim = mesh->createAnimation("poseanim", 20.0f);
	VertexAnimationTrack* vt = anim->createVertexTrack(1, sm->vertexData, VAT_POSE);
	
	// Frame 0 - no effect 
	VertexPoseKeyFrame* kf = vt->createVertexPoseKeyFrame(0);

	// Frame 1 - bring in pose 1 (index 0)
	kf = vt->createVertexPoseKeyFrame(3);
	kf->addPoseReference(0, 1.0f);

	// Frame 2 - remove all 
	kf = vt->createVertexPoseKeyFrame(6);

	// Frame 3 - bring in pose 2 (index 1)
	kf = vt->createVertexPoseKeyFrame(9);
	kf->addPoseReference(1, 1.0f);

	// Frame 4 - remove all
	kf = vt->createVertexPoseKeyFrame(12);


	// Frame 5 - bring in pose 1 at 50%, pose 2 at 100% 
	kf = vt->createVertexPoseKeyFrame(15);
	kf->addPoseReference(0, 0.5f);
	kf->addPoseReference(1, 1.0f);

	// Frame 6 - bring in pose 1 at 100%, pose 2 at 50% 
	kf = vt->createVertexPoseKeyFrame(18);
	kf->addPoseReference(0, 1.0f);
	kf->addPoseReference(1, 0.5f);

	// Frame 7 - reset
	kf = vt->createVertexPoseKeyFrame(20);

	// Export the mesh
	DataStreamPtr stream = Root::getSingleton().createFileStream(newName, ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, true);
	MeshSerializer ser;
	ser.exportMesh(mesh.get(), stream);
	stream->close();

	// Unload old mesh to force reload
	MeshManager::getSingleton().remove(mesh->getHandle());
	mesh->unload();
	mesh.setNull();

	Entity*  e;
	AnimationState* animState;
	// software pose
	e = mSceneMgr->createEntity("test2", newName);
	mSceneMgr->getRootSceneNode()->createChildSceneNode(Vector3(150,0,0))->attachObject(e);
	animState = e->getAnimationState("poseanim");
	animState->setEnabled(true);
	animState->setWeight(1.0f);
	mAnimStateList.push_back(animState);
	
	// test hardware pose
	e = mSceneMgr->createEntity("test", newName);
	mSceneMgr->getRootSceneNode()->createChildSceneNode()->attachObject(e);
	e->setMaterialName("Examples/HardwarePoseAnimation");
	animState = e->getAnimationState("poseanim");
	animState->setEnabled(true);
	animState->setWeight(1.0f);
	mAnimStateList.push_back(animState);
	

	mCamera->setNearClipDistance(0.5);

	Plane plane;
	plane.normal = Vector3::UNIT_Y;
	plane.d = 200;
	MeshManager::getSingleton().createPlane("Myplane",
		ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, plane,
		1500,1500,10,10,true,1,5,5,Vector3::UNIT_Z);
	Entity* pPlaneEnt = mSceneMgr->createEntity( "plane", "Myplane" );
	pPlaneEnt->setMaterialName("2 - Default");
	pPlaneEnt->setCastShadows(false);
	mSceneMgr->getRootSceneNode()->createChildSceneNode()->attachObject(pPlaneEnt);

	mCamera->setPosition(0,-200,-300);
	mCamera->lookAt(0,0,0);

}
Пример #3
0
	MeshPtr MeshMergeTool::merge(const Ogre::String& name, const Ogre::String& resourceGroupName)
	{
		print("Baking: New Mesh started", V_HIGH);

		MeshPtr mp = MeshManager::getSingleton().createManual(name, resourceGroupName);

		if (!mBaseSkeleton.isNull())
		{
			mp->setSkeletonName(mBaseSkeleton->getName());
		}

		AxisAlignedBox totalBounds = AxisAlignedBox();
		for (std::vector<Ogre::MeshPtr>::iterator it = mMeshes.begin(); it != mMeshes.end(); ++it)
		{
			print("Baking: adding submeshes for " + (*it)->getName(), V_HIGH);

			// insert all submeshes
			for (Ogre::ushort sid = 0; sid < (*it)->getNumSubMeshes(); ++sid)
			{
				SubMesh* sub = (*it)->getSubMesh(sid);
				const String name = findSubmeshName((*it), sid);

				// create submesh with correct name
				SubMesh* newsub;
				if (name.length() == 0)
				{
					newsub = mp->createSubMesh();
				}
				else
				{
					/// @todo check if a submesh with this name has been created before
					newsub = mp->createSubMesh(name);
				}

				newsub->useSharedVertices = sub->useSharedVertices;

				// add index
				newsub->indexData = sub->indexData->clone();

				// add geometry
				if (!newsub->useSharedVertices)
				{
					newsub->vertexData = sub->vertexData->clone();

					if (!mBaseSkeleton.isNull())
					{
						// build bone assignments
						SubMesh::BoneAssignmentIterator bit = sub->getBoneAssignmentIterator();
						while (bit.hasMoreElements())
						{
							VertexBoneAssignment vba = bit.getNext();
							newsub->addBoneAssignment(vba);
						}
					}
				}

				newsub->setMaterialName(sub->getMaterialName());

				// Add vertex animations for this submesh
				Animation *anim = 0;
				for (unsigned short i = 0; i < (*it)->getNumAnimations(); ++i)
				{
					anim = (*it)->getAnimation(i);

					// get or create the animation for the new mesh
					Animation *newanim;
					if (mp->hasAnimation(anim->getName()))
					{
						newanim = mp->getAnimation(anim->getName());
					}
					else
					{
						newanim = mp->createAnimation(anim->getName(), anim->getLength());
					}

					print("Baking: adding vertex animation "
						+ anim->getName() + " for " + (*it)->getName(), V_HIGH);

					Animation::VertexTrackIterator vti=anim->getVertexTrackIterator();
					while (vti.hasMoreElements())
					{
						VertexAnimationTrack *vt = vti.getNext();

						// handle=0 targets the main mesh, handle i (where i>0) targets submesh i-1.
						// In this case there are only submeshes so index 0 will not be used.
						unsigned short handle = mp->getNumSubMeshes();
						VertexAnimationTrack* newvt = newanim->createVertexTrack(
								handle,
								vt->getAssociatedVertexData()->clone(),
								vt->getAnimationType());
						for (int keyFrameIndex = 0; keyFrameIndex < vt->getNumKeyFrames();
							++keyFrameIndex)
						{
							switch (vt->getAnimationType())
							{
								case VAT_MORPH:
								{
									// copy the keyframe vertex buffer
									VertexMorphKeyFrame *kf =
										vt->getVertexMorphKeyFrame(keyFrameIndex);
									VertexMorphKeyFrame *newkf =
										newvt->createVertexMorphKeyFrame(kf->getTime());
									// This creates a ref to the buffer in the original model
									// so don't delete it until the export is completed.
									newkf->setVertexBuffer(kf->getVertexBuffer());
									break;
								}
								case VAT_POSE:
								{
									/// @todo implement pose amination merge
									break;
								}
								case VAT_NONE:
								default:
								{
									break;
								}
							}
						}
					}
				}

				print("Baking: adding submesh '" +
					name + "'  with material " + sub->getMaterialName(), V_HIGH);
			}

			// sharedvertices
			if ((*it)->sharedVertexData)
			{
				/// @todo merge with existing sharedVertexData
				if (!mp->sharedVertexData)
				{
					mp->sharedVertexData = (*it)->sharedVertexData->clone();
				}

				if (!mBaseSkeleton.isNull())
				{
					Mesh::BoneAssignmentIterator bit = (*it)->getBoneAssignmentIterator();
					while (bit.hasMoreElements())
					{
						VertexBoneAssignment vba = bit.getNext();
						mp->addBoneAssignment(vba);
					}
				}
			}

			print("Baking: adding bounds for " + (*it)->getName(), V_HIGH);

			// add bounds
			totalBounds.merge((*it)->getBounds());
		}
		mp->_setBounds(totalBounds);

		/// @todo merge submeshes with same material

		/// @todo add parameters
		mp->buildEdgeList();

		print("Baking: Finished", V_HIGH);

		reset();

		return mp;
	}