C++ MeshPtr::setSkeletonName方法代码示例

Ogre::Mesh* EC_Mesh::PrepareMesh(const std::string& mesh_name, bool clone)
{
    if (!ViewEnabled())
        return 0;
    if (renderer_.expired())
        return 0;
    RendererPtr renderer = renderer_.lock();   
        
    Ogre::MeshManager& mesh_mgr = Ogre::MeshManager::getSingleton();
    Ogre::MeshPtr mesh = mesh_mgr.getByName(SanitateAssetIdForOgre(mesh_name));
    
    // For local meshes, mesh will not get automatically loaded until used in an entity. Load now if necessary
    if (mesh.isNull())
    {
        try
        {
            mesh_mgr.load(mesh_name, Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
            mesh = mesh_mgr.getByName(mesh_name);
        }
        catch (Ogre::Exception& e)
        {
            LogError("Could not load mesh " + mesh_name + ": " + std::string(e.what()));
            return 0;
        }
    }
    
    // If mesh is still null, must abort
    if (mesh.isNull())
    {
        LogError("Mesh " + mesh_name + " does not exist");
        return 0;
    }
    
    if (clone)
    {
        try
        {
            mesh = mesh->clone(renderer->GetUniqueObjectName("EC_Mesh_clone"));
            mesh->setAutoBuildEdgeLists(false);
            cloned_mesh_name_ = mesh->getName();
        }
        catch (Ogre::Exception& e)
        {
            LogError("Could not clone mesh " + mesh_name + ":" + std::string(e.what()));
            return 0;
        }
    }
    
    if (mesh->hasSkeleton())
    {
        Ogre::SkeletonPtr skeleton = Ogre::SkeletonManager::getSingleton().getByName(mesh->getSkeletonName());
        if (skeleton.isNull() || skeleton->getNumBones() == 0)
        {
            LogDebug("Mesh " + mesh_name + " has a skeleton with 0 bones. Disabling the skeleton.");
            mesh->setSkeletonName("");
        }
    }
    
    return mesh.get();
}

void ESKOgre::createFakeEntity(Ogre::SceneManager *mSceneMgr) {
	Ogre::MeshPtr msh = Ogre::MeshManager::getSingleton().createManual(name + "_skeleton", XENOVIEWER_RESOURCE_GROUP);
	msh->setSkeletonName(name);

	Ogre::SubMesh* sub = msh->createSubMesh();
	const size_t nVertices = 3;
	const size_t nVertCount = 3;
	const size_t vbufCount = nVertCount*nVertices;
	float *vertices = (float *)malloc(sizeof(float)*vbufCount);

	for (size_t i = 0; i < nVertices; i++) {
		vertices[i*nVertCount] = 0.0;
		vertices[i*nVertCount + 1] = 0.0;
		vertices[i*nVertCount + 2] = 0.0;
	}

	const size_t ibufCount = 3;
	unsigned short *faces = (unsigned short *)malloc(sizeof(unsigned short) * ibufCount);

	for (size_t i = 0; i < ibufCount; i++) {
		faces[i] = i;
	}

	msh->sharedVertexData = new Ogre::VertexData();
	msh->sharedVertexData->vertexCount = nVertices;

	Ogre::VertexDeclaration* decl = msh->sharedVertexData->vertexDeclaration;
	size_t offset = 0;

	decl->addElement(0, offset, Ogre::VET_FLOAT3, Ogre::VES_POSITION);
	offset += Ogre::VertexElement::getTypeSize(Ogre::VET_FLOAT3);

	Ogre::HardwareVertexBufferSharedPtr vbuf = Ogre::HardwareBufferManager::getSingleton().createVertexBuffer(offset, msh->sharedVertexData->vertexCount, Ogre::HardwareBuffer::HBU_STATIC_WRITE_ONLY);
	vbuf->writeData(0, vbuf->getSizeInBytes(), vertices, true);
	Ogre::VertexBufferBinding* bind = msh->sharedVertexData->vertexBufferBinding;
	bind->setBinding(0, vbuf);
	Ogre::HardwareIndexBufferSharedPtr ibuf = Ogre::HardwareBufferManager::getSingleton().createIndexBuffer(Ogre::HardwareIndexBuffer::IT_16BIT, ibufCount, Ogre::HardwareBuffer::HBU_STATIC_WRITE_ONLY);
	ibuf->writeData(0, ibuf->getSizeInBytes(), faces, true);
	sub->useSharedVertices = true;
	sub->indexData->indexBuffer = ibuf;
	sub->indexData->indexCount = ibufCount;
	sub->indexData->indexStart = 0;

	msh->_setBounds(Ogre::AxisAlignedBox(-100, -100, -100, 100, 100, 100));
	msh->_setBoundingSphereRadius(100);
	msh->load();

	free(faces);
	free(vertices);

	skeleton_entity = mSceneMgr->createEntity(name + "_skeleton");
	skeleton_node = mSceneMgr->getRootSceneNode()->createChildSceneNode();
	skeleton_node->attachObject(skeleton_entity);
	skeleton_node->setVisible(false);
}

Ogre::MeshPtr
loadMesh(const Ogre::String& meshName, const Ogre::String& groupName,
         const Ogre::String& baseResourceName, const Ogre::String& baseGroupName)
{
    // Load the mesh
    Ogre::MeshPtr mesh = loadCorrelativeResource(
        meshName, groupName,
        baseResourceName, baseGroupName,
        Ogre::MeshManager::getSingleton());

    if (mesh.isNull())
    {
        OGRE_EXCEPT(Ogre::Exception::ERR_ITEM_NOT_FOUND,
            "Unable to load mesh " + meshName,
            "loadMesh");
    }

    // Try to resolve skeleton resource
    if (mesh->hasSkeleton() && mesh->getSkeleton().isNull())
    {
        // resolve correlative with mesh
        Ogre::SkeletonPtr skeleton = loadCorrelativeResource(
            mesh->getSkeletonName(), groupName,
            mesh->getName(), mesh->getGroup(),
            Ogre::SkeletonManager::getSingleton());

        if (skeleton.isNull())
        {
            // resolve correlative with base resource
            skeleton = loadCorrelativeResource(
                mesh->getSkeletonName(), groupName,
                baseResourceName, baseGroupName,
                Ogre::SkeletonManager::getSingleton());
        }

        if (skeleton.isNull())
        {
            OGRE_EXCEPT(Ogre::Exception::ERR_ITEM_NOT_FOUND,
                "Unable to load skeleton " + mesh->getSkeletonName() +
                " for mesh " + mesh->getName(),
                "loadMesh");
        }

        // Set to the actual name
        mesh->setSkeletonName(skeleton->getName());
    }

    return mesh;
}

Ogre::Entity*
ModelFile::GetModel( const ModelInfo& info )
{
    VectorTexForGen textures;
    Ogre::MeshPtr mesh = Ogre::MeshManager::getSingleton().create( info.data.name + "export", "General" );
    Ogre::SkeletonPtr skeleton = Ogre::SkeletonManager::getSingleton().create( info.data.name + "export", "General" );

    int number_of_bones = GetU8( 0x02 );
    int number_of_parts = GetU8( 0x03 );
    int offset_to_bones = GetU32LE( 0x0c );
    int offset_to_parts = GetU32LE( 0x10 );



    Ogre::Bone* root1 = skeleton->createBone( "0", 0 );
    Ogre::Bone* root2 = skeleton->createBone( "1", 1 );
    root1->addChild( root2 );

    for( int i = 0; i < number_of_bones; ++i )
    {
        Bone bone;
        bone.parent_id = ( i != 0 ) ? ( s8 )GetU8( offset_to_bones + i * 0x04 + 0x03 ) : -1;
        bone.length    = ( s16 )GetU16LE( offset_to_bones + i * 0x04 + 0x00 );
        m_Skeleton.push_back(bone);

        Ogre::Bone* bone1 = skeleton->createBone( Ogre::StringConverter::toString( i * 2 + 2 ), i * 2 + 2 );
        Ogre::Bone* bone2 = skeleton->createBone( Ogre::StringConverter::toString( i * 2 + 3 ), i * 2 + 3 );

        LOGGER->Log( "Add skeleton bone: bone_id = " + Ogre::StringConverter::toString( i ) + ", length = " + Ogre::StringConverter::toString( bone.length ) + ", parent = " + Ogre::StringConverter::toString( bone.parent_id ) + ".\n" );

        if( bone.parent_id == -1 )
        {
            skeleton->getBone( 1 )->addChild( bone1 );
        }
        else
        {
            skeleton->getBone( bone.parent_id * 2 + 3 )->addChild( bone1 );
        }
        bone1->addChild( bone2 );
    }



    AnimationExtractor( skeleton, info, m_Skeleton );



    // draw skeleton
    {
        //DrawSkeleton( m_Skeleton, mesh );
    }



    for( int i = 0; i < number_of_parts; ++i )
    {
        MeshExtractor( info.data, "ffix/field_model/" + info.data.name, this, offset_to_parts + i * 0x28, textures, mesh );
    }



    // <OGRE> ///////////////////////////////
    skeleton->optimiseAllAnimations();
    Ogre::SkeletonSerializer skeleton_serializer;
    skeleton_serializer.exportSkeleton( skeleton.getPointer(), "exported/models/field/units/" + info.data.name + ".skeleton" );

    // Update bounds
    Ogre::AxisAlignedBox aabb( -999, -999, -999, 999, 999, 999 );
    mesh->_setBounds( aabb, false );
    mesh->_setBoundingSphereRadius( 999 );

    mesh->setSkeletonName( "models/field/units/" + info.data.name + ".skeleton" );

    Ogre::MeshSerializer ser;
    ser.exportMesh( mesh.getPointer(), "exported/models/field/units/" + info.data.name + ".mesh" );



    // create and export textures for model
    //if (textures.size() > 0)
    {
        Vram* vram = new Vram();

        File* tex = new File( "./data/field/5/1b/2/4/1.tim" );
        LoadTimFileToVram( tex, 0, vram );
        delete tex;
        tex = new File( "./data/field/5/1b/2/4/2.tim" );
        LoadTimFileToVram( tex, 0, vram );
        delete tex;

        vram->Save( "1.jpg" );

        CreateTexture( vram, info.data, "exported/models/field/units/" + info.data.name + ".png", textures );

        delete vram;
    }



    CreateMaterial( "ffix/field_model/" + info.data.name, "exported/models/field/units/" + info.data.name + ".material", ( textures.size() > 0 ) ? "models/field/units/" + info.data.name + ".png" : "", "", "" );
//.........这里部分代码省略.........

Ogre::Entity*
StageFile::GetModel( const StageInfo& info )
{
    //DumpSettings("exported/" + info.data.name + ".lua");

    VectorTexForGen textures;
    Ogre::MeshPtr mesh = Ogre::MeshManager::getSingleton().create(info.data.name + "export", "General");
    Ogre::SkeletonPtr skeleton = Ogre::SkeletonManager::getSingleton().create(info.data.name + "export", "General");

    u32 number_of_files = GetU32LE(0);
    LOGGER->Log("Number of file " + IntToString(number_of_files) + "\n");



    Ogre::Bone* root1 = skeleton->createBone( "0", 0 );
    Ogre::Bone* root2 = skeleton->createBone( "1", 1 );
    root1->addChild( root2 );

    Ogre::Animation* anim = skeleton->createAnimation( "Idle", 1 );
    Ogre::NodeAnimationTrack* track1 = anim->createNodeTrack( 0, root1 );
    track1->removeAllKeyFrames();
    Ogre::TransformKeyFrame* frame1 = track1->createNodeKeyFrame( 0 );
    Ogre::Matrix3 matrix;
    matrix.FromEulerAnglesYXZ( Ogre::Radian( Ogre::Degree( 0 ) ), Ogre::Radian( Ogre::Degree( -90 ) ), Ogre::Radian( Ogre::Degree( 0 ) ) );
    Ogre::Quaternion rot;
    rot.FromRotationMatrix( matrix );
    frame1->setRotation( rot );



    for (u32 i = 1; i < number_of_files - 1; ++i)
    {
        int offset_to_vertex = GetU32LE(0x04 + i * 0x04);
        MeshExtractor(info.data, "ffvii/battle_stage/" + info.data.name, this, offset_to_vertex, textures, mesh, Ogre::StringConverter::toString(i), 1);
    }



    // <OGRE> ///////////////////////////////
    skeleton->optimiseAllAnimations();
    Ogre::SkeletonSerializer skeleton_serializer;
    skeleton_serializer.exportSkeleton(skeleton.getPointer(), "exported/models/ffvii/battle/stages/" + info.data.name + ".skeleton");

    // Update bounds
    Ogre::AxisAlignedBox aabb(-999, -999, -999, 999, 999, 999);
    mesh->_setBounds(aabb, false);
    mesh->_setBoundingSphereRadius(999);

    mesh->setSkeletonName( "models/ffvii/battle/stages/" + info.data.name + ".skeleton" );

    Ogre::MeshSerializer ser;
    ser.exportMesh(mesh.getPointer(), "exported/models/ffvii/battle/stages/" + info.data.name + ".mesh");



    // create and export textures for model
    if( textures.size() > 0 )
    {
        int number_of_files = GetU32LE( 0x00 );
        int offset_to_texture = GetU32LE( number_of_files * 0x04 );
        Vram* vram = Vram::MakeInstance().release();

        LoadTimFileToVram( this, offset_to_texture, vram );
        //vram->Save( "qqq" );
        CreateTexture( vram, info.data, "exported/models/ffvii/battle/stages/" + info.data.name + ".png", textures );
        delete vram;
    }



    CreateMaterial("ffvii/battle_stage/" + info.data.name, "exported/models/ffvii/battle/stages/" + info.data.name + ".material", "models/ffvii/battle/stages/" + info.data.name + ".png", "", "");



    Ogre::SceneManager* scene_manager = Ogre::Root::getSingleton().getSceneManager( "Scene" );
    Ogre::Entity* thisEntity = scene_manager->createEntity( info.data.name, "models/ffvii/battle/stages/" + info.data.name + ".mesh" );
    //thisEntity->setDisplaySkeleton(true);
    //thisEntity->setDebugDisplayEnabled(true);
    thisEntity->setVisible(false);
    thisEntity->getAnimationState( "Idle" )->setEnabled( true );
    thisEntity->getAnimationState( "Idle" )->setLoop( true );
    Ogre::SceneNode* thisSceneNode = scene_manager->getRootSceneNode()->createChildSceneNode();
    thisSceneNode->setPosition( 0, 0, 0 );
    thisSceneNode->roll( Ogre::Radian( Ogre::Degree( 180.0f ) ) );
    thisSceneNode->yaw( Ogre::Radian( Ogre::Degree( 120.0f ) ) );
    thisSceneNode->pitch( Ogre::Radian( Ogre::Degree( 90.0f ) ) );
    thisSceneNode->attachObject( thisEntity );

    return thisEntity;
}