C++ TexturePtr::getName方法代码示例

Ogre::TexturePtr Simple::updateShadowTexture(Ogre::MaterialPtr material, const TerrainPageShadow* terrainPageShadow, std::set<std::string>& managedTextures) const
{
	auto shadowTextureName = getShadowTextureName(material);

	Ogre::TexturePtr texture = static_cast<Ogre::TexturePtr>(Ogre::Root::getSingletonPtr()->getTextureManager()->getByName(shadowTextureName));
	if (texture.isNull()) {
		texture = Ogre::Root::getSingletonPtr()->getTextureManager()->createManual(shadowTextureName, "General", Ogre::TEX_TYPE_2D, mPage.getBlendMapSize(), mPage.getBlendMapSize(), 1, Ogre::PF_L8, Ogre::TU_DYNAMIC_WRITE_ONLY);
		managedTextures.insert(texture->getName());
	}

	Ogre::Image ogreImage;
	terrainPageShadow->loadIntoImage(ogreImage);

	texture->loadImage(ogreImage);

	//blit the whole image to the hardware buffer
	Ogre::PixelBox sourceBox(ogreImage.getPixelBox());
	//blit for each mipmap
	for (unsigned int i = 0; i <= texture->getNumMipmaps(); ++i) {
		Ogre::HardwarePixelBufferSharedPtr hardwareBuffer(texture->getBuffer(0, i));
		hardwareBuffer->blitFromMemory(sourceBox);
	}

	return texture;
}

	void Material::update() {
		if(!baseMaterial.isNull()) {
			Ogre::ColourValue ambient = baseMaterial->getTechnique(0)->getPass(0)->getAmbient();
			Ogre::ColourValue diffuse = baseMaterial->getTechnique(0)->getPass(0)->getDiffuse();
			Ogre::ColourValue specular = baseMaterial->getTechnique(0)->getPass(0)->getSpecular();
			Ogre::ColourValue emissive = baseMaterial->getTechnique(0)->getPass(0)->getEmissive();
			float shininess = baseMaterial->getTechnique(0)->getPass(0)->getShininess();
			GLuint tex = 0;
			if(baseMaterial->getNumTechniques()!=0 && baseMaterial->getTechnique(0)->getNumPasses()!=0 && baseMaterial->getTechnique(0)->getPass(0)->getNumTextureUnitStates()!=0) {
				Ogre::String texName = baseMaterial->getTechnique(0)->getPass(0)->getTextureUnitState(0)->getTextureName();
				if(Ogre::TextureManager::getSingleton().resourceExists(texName)) {
					Ogre::TexturePtr texPtr = Ogre::TextureManager::getSingleton().getByName(texName);
					Ogre::Image img;
					texPtr->convertToImage(img);
					Ogre::TexturePtr texture = Ogre::TextureManager::getSingleton().createManual(texPtr->getName()+"_optixformat", Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, Ogre::TEX_TYPE_2D, texPtr->getWidth(), texPtr->getHeight(), 0, Ogre::PF_FLOAT32_RGBA, Ogre::TU_DYNAMIC_WRITE_ONLY_DISCARDABLE);
					texture->loadImage(img);
					tex = ((Ogre::GLTexturePtr)texture)->getGLID();
				}
			}
			prepareMaterial(glm::vec3(ambient.r,ambient.g,ambient.b),
							glm::vec3(diffuse.r,diffuse.g,diffuse.b),
							glm::vec3(specular.r,specular.g,specular.b),
							glm::vec3(emissive.r,emissive.g,emissive.b),
							shininess,tex);
		}
	}

//-------------------------------------------------------
Ogre::Material* Ground::CreateGroundMaterialTextured(const std::string & name, const Ogre::Image* texture)
{
    Ogre::TexturePtr heightMapTexture = Ogre::TextureManager::getSingleton().loadImage("Texture/Terrain",
        Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, *texture);

    Ogre::MaterialPtr material = Ogre::MaterialManager::getSingleton().create(name, Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
    {
        Ogre::Technique* techniqueGL = material->getTechnique(0);
        Ogre::Pass* pass = techniqueGL->getPass(0);
        {
            auto vprogram = Ogre::HighLevelGpuProgramManager::getSingleton().createProgram("Shader/" + CLASS_NAME + "/GL/Textured/V",
                Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, "glsl", Ogre::GPT_VERTEX_PROGRAM);
            vprogram->setSource(Shader_GL_Simple_V);
            //auto vparams = vprogram->createParameters();
            //vparams->setNamedAutoConstant("modelviewproj", Ogre::GpuProgramParameters::ACT_WORLDVIEWPROJ_MATRIX);

            pass->setVertexProgram(vprogram->getName());
        }
        {
            auto fprogram = Ogre::HighLevelGpuProgramManager::getSingleton().createProgram("Shader/" + CLASS_NAME + "/GL/Textured/F",
                Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, "glsl", Ogre::GPT_FRAGMENT_PROGRAM);
            fprogram->setSource(Shader_GL_Simple_F);

            auto unit0 = pass->createTextureUnitState(heightMapTexture->getName());
            unit0->setTextureAddressingMode(Ogre::TextureUnitState::TAM_CLAMP);
            unit0->setTextureFiltering(Ogre::TFO_NONE);

            pass->setFragmentProgram(fprogram->getName());
        }
    }
#if !NDEBUG
    material->load();
#endif
    return material.get();
}

TexturePair AssetsManager::showTexture(const std::string textureName)
{
	// 	if (!mOgreCEGUITexture) {
	// 		S_LOG_WARNING("You must first create a valid OgreCEGUITexture instance.");
	// 		return;
	// 	}
	if (Ogre::TextureManager::getSingleton().resourceExists(textureName)) {
		Ogre::TexturePtr texturePtr = static_cast<Ogre::TexturePtr>(Ogre::TextureManager::getSingleton().getByName(textureName));
		if (!texturePtr.isNull()) {
			if (!texturePtr->isLoaded()) {
				try {
					texturePtr->load();
				} catch (...) {
					S_LOG_WARNING("Error when loading " << textureName << ". This texture will not be shown.");
					return TexturePair();
				}
			}
			std::string textureName(texturePtr->getName());
			std::string imageSetName(textureName + "_AssetsManager");

			return createTextureImage(texturePtr, imageSetName);
			// 			mOgreCEGUITexture->setOgreTexture(texturePtr);
		}
	}
	return TexturePair();

}

	void UiManager::resizeTexture(const QSize &aSize, const Ogre::MaterialPtr &aMaterial, const Ogre::TexturePtr &aTexture)
	{
		assert(!aMaterial.isNull());
		assert(!aTexture.isNull());
		
		// get the smallest power of two dimension that is at least as large as the new UI size
		Ogre::uint newTexWidth = nextHigherPowerOfTwo(aSize.width());
		Ogre::uint newTexHeight = nextHigherPowerOfTwo(aSize.height());
	
		if (!aTexture.isNull())
		{
			std::string txtrName = aTexture->getName();
			
			// remove the old texture
			aTexture->unload();
			aMaterial->getTechnique(0)->getPass(0)->removeAllTextureUnitStates();
			Ogre::TextureManager::getSingleton().remove(aTexture->getHandle());
	
			Ogre::TexturePtr newTxtr = Ogre::TextureManager::getSingleton().createManual(
					txtrName, "General", Ogre::TEX_TYPE_2D, newTexWidth, newTexHeight, 0, Ogre::PF_A8R8G8B8,
					Ogre::TU_DYNAMIC_WRITE_ONLY);
	
			// add the new texture
			Ogre::TextureUnitState* txtrUstate = aMaterial->getTechnique(0)->getPass(0)->createTextureUnitState(txtrName);
	
			// adjust it to stay aligned and scaled to the window
			Ogre::Real txtrUScale = (Ogre::Real)newTexWidth / aSize.width();
			Ogre::Real txtrVScale = (Ogre::Real)newTexHeight / aSize.height();
			txtrUstate->setTextureScale(txtrUScale, txtrVScale);
			txtrUstate->setTextureScroll((1 / txtrUScale) / 2 - 0.5, (1 / txtrVScale) / 2 - 0.5);
		}
	}

bool PersonShape::createMaterial( const std::string& image_name,
                                  const std::string& resource_group)
{
  if (image_name == "default")
  {
    material_ = Ogre::MaterialManager::getSingleton().create( "default",
                                                              Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME );
    material_->setCullingMode(Ogre::CULL_NONE);
    return true;
  }
  material_ = Ogre::MaterialManager::getSingleton().load( image_name, resource_group );
  material_->setCullingMode(Ogre::CULL_NONE);
  if( material_.isNull() )
    return false;

  Ogre::Pass* first_pass = material_->getTechnique(0)->getPass(0);

  if( first_pass->getNumTextureUnitStates() == 0 )
  {
    Ogre::TextureUnitState* texture_unit = first_pass->createTextureUnitState();
    Ogre::TexturePtr texture
        = Ogre::TextureManager::getSingleton().load( image_name, resource_group );
    if( texture.isNull() )
      return false;
#if (OGRE_VERSION_MINOR >=8)
    texture_unit->setTexture( texture ); // or setTextureName if Ogre 1.8?
#else
    texture_unit->setTextureName( texture->getName());
#endif
  }
  return true;
}

void Simple::addLightingPass(Ogre::Technique* technique, std::set<std::string>& managedTextures) const
{
	Ogre::Pass* lightingPass = technique->createPass();

	lightingPass->setSceneBlending(Ogre::SBT_MODULATE);
	lightingPass->setLightingEnabled(false);

	Ogre::TextureUnitState * textureUnitStateSplat = lightingPass->createTextureUnitState();

	//we need an unique name for our alpha texture
	std::stringstream lightingTextureNameSS;
	lightingTextureNameSS << technique->getParent()->getName() << "_lighting";
	const Ogre::String lightingTextureName(lightingTextureNameSS.str());

	Ogre::TexturePtr texture = static_cast<Ogre::TexturePtr>(Ogre::Root::getSingletonPtr()->getTextureManager()->getByName(lightingTextureName));
	if (texture.isNull()) {
		texture = Ogre::Root::getSingletonPtr()->getTextureManager()->createManual(lightingTextureName, "General", Ogre::TEX_TYPE_2D, mPage.getBlendMapSize(), mPage.getBlendMapSize(), 1, Ogre::PF_L8, Ogre::TU_DYNAMIC_WRITE_ONLY);
		managedTextures.insert(texture->getName());
	}

	Ogre::Image ogreImage;
	ogreImage.loadDynamicImage(const_cast<unsigned char*>(mLightingImage->getData()), mLightingImage->getResolution(), mLightingImage->getResolution(), 1, Ogre::PF_L8);

	texture->loadImage(ogreImage);

	//blit the whole image to the hardware buffer
	Ogre::PixelBox sourceBox(ogreImage.getPixelBox());
	//blit for each mipmap
	for (unsigned int i = 0; i <= texture->getNumMipmaps(); ++i) {
		Ogre::HardwarePixelBufferSharedPtr hardwareBuffer(texture->getBuffer(0, i));
		hardwareBuffer->blitFromMemory(sourceBox);
	}

	textureUnitStateSplat->setTextureName(texture->getName());

	textureUnitStateSplat->setTextureCoordSet(0);
	textureUnitStateSplat->setTextureAddressingMode(Ogre::TextureUnitState::TAM_CLAMP);
	textureUnitStateSplat->setTextureFiltering(Ogre::TFO_ANISOTROPIC);

}

void LIRenAttachmentEntity::replace_texture_now (const Ogre::String& name, Ogre::TexturePtr& texture)
{
	if (mesh.isNull () || entity == NULL)
		return;

	// Translate the name if already replaced before.
	std::map<Ogre::String, Ogre::String>::const_iterator iter;
	iter = applied_texture_replaces.find(name);
	Ogre::String real_name;
	if (iter != applied_texture_replaces.end())
		real_name = iter->second;
	else
		real_name = name;

	// Save the replaced name for future translations.
	applied_texture_replaces[name] = texture->getName ();

	// Replace in each submesh.
	for (size_t subent_idx = 0 ; subent_idx < entity->getNumSubEntities () ; ++subent_idx)
	{
		// Get the material of the subent.
		Ogre::SubEntity* subent = entity->getSubEntity (subent_idx);
		Ogre::MaterialPtr submat = subent->getMaterial ();
		if (submat.isNull ())
			continue;

		// Check if there are replaceable textures.
		if (!render->material_utils->has_overridable_texture (submat, real_name))
			continue;

		// Create a modified version of the material.
		Ogre::String new_name = render->id.next ();
		Ogre::MaterialPtr material = submat->clone (new_name, true, LIREN_RESOURCES_TEMPORARY);
		render->material_utils->replace_texture (material, real_name, texture->getName ());
		subent->setMaterial (material);
	}
}

TexturePair AssetsManager::createTextureImage(Ogre::TexturePtr texturePtr, const std::string& imageName)
{
	// 	if (mOgreCEGUITexture) {
	// 		GUIManager::getSingleton().getGuiRenderer()->destroyTexture(mOgreCEGUITexture);
	// 		mOgreCEGUITexture = 0;
	// 	}

	auto renderer = CEGUI::System::getSingleton().getRenderer();

	CEGUI::Texture* ogreCEGUITexture;
	if (renderer->isTextureDefined(texturePtr->getName())) {
		ogreCEGUITexture = &renderer->getTexture(texturePtr->getName());
		static_cast<CEGUI::OgreTexture*>(ogreCEGUITexture)->setOgreTexture(texturePtr);
	} else {
		//create a CEGUI texture from our Ogre texture
		S_LOG_VERBOSE("Creating new CEGUI texture from Ogre texture.");
		ogreCEGUITexture = &GUIManager::getSingleton().createTexture(texturePtr);
	}

	//assign our image element to the StaticImage widget
	CEGUI::Image* textureImage;
	if (CEGUI::ImageManager::getSingleton().isDefined(imageName)) {
		textureImage = &CEGUI::ImageManager::getSingleton().get(imageName);
	} else {
		textureImage = &CEGUI::ImageManager::getSingleton().create("BasicImage", imageName);
	}

	CEGUI::BasicImage* basicImage = static_cast<CEGUI::BasicImage*>(textureImage);
	basicImage->setTexture(ogreCEGUITexture);
	auto area = CEGUI::Rectf(0, 0, ogreCEGUITexture->getSize().d_width, ogreCEGUITexture->getSize().d_height);
	basicImage->setArea(area);
	basicImage->setNativeResolution(area.getSize());
	basicImage->setAutoScaled(CEGUI::ASM_Both);

	return TexturePair(texturePtr, textureImage);

}

void Simple::addShadow(Ogre::Technique* technique, const TerrainPageShadow* terrainPageShadow, Ogre::MaterialPtr material, std::set<std::string>& managedTextures) const
{
	Ogre::Pass* shadowPass = technique->createPass();

	shadowPass->setSceneBlending(Ogre::SBT_MODULATE);
	shadowPass->setLightingEnabled(false);
//	shadowPass->setFog(true, Ogre::FOG_NONE);

	Ogre::TextureUnitState * textureUnitStateSplat = shadowPass->createTextureUnitState();
	Ogre::TexturePtr texture = updateShadowTexture(material, terrainPageShadow, managedTextures);
	textureUnitStateSplat->setTextureName(texture->getName());

	textureUnitStateSplat->setTextureCoordSet(0);
	textureUnitStateSplat->setTextureAddressingMode(Ogre::TextureUnitState::TAM_CLAMP);
	textureUnitStateSplat->setTextureFiltering(Ogre::TFO_ANISOTROPIC);
}

Ogre::MaterialPtr OgrePlanarReflectionMaterial::createMaterial(const Ogre::TexturePtr& texture, const Ogre::Camera& projectionCamera)
{
    using namespace::Ogre;

    Ogre::MaterialPtr matPtr = MaterialManager::getSingleton().create(this->getName(),"General");
    Ogre::TextureUnitState* t;
    if(! textureFilename.getValue().empty() )
    {
        t = matPtr->getTechnique(0)->getPass(0)->createTextureUnitState(textureFilename.getValue());
    }
    t = matPtr->getTechnique(0)->getPass(0)->createTextureUnitState(texture->getName() );
    t->setColourOperationEx(Ogre::LBX_BLEND_MANUAL, Ogre::LBS_TEXTURE, Ogre::LBS_CURRENT,
            Ogre::ColourValue::White, Ogre::ColourValue::White,
            blendingFactor.getValue());
    t->setTextureAddressingMode(Ogre::TextureUnitState::TAM_CLAMP);
    t->setProjectiveTexturing(true,&projectionCamera);

    matPtr->compile();
    return matPtr;
}

void
    GraphicsController::_attachTextureToMaterials(const Ogre::String &textureUnitName, Ogre::TexturePtr texturePtr, 
    const std::vector<Ogre::String> materialNames)
{
    //for(auto iter = materialNames.cbegin(); iter != materialNames.cend(); ++iter)
	for(const Ogre::String &materialName : materialNames)
	{
        Ogre::MaterialPtr mat = Ogre::MaterialManager::getSingleton().getByName(materialName);
        Ogre::String errorMessage("This material ");
        errorMessage += materialName + " was not found.";
        if(mat.isNull())
        {
            OGRE_EXCEPT(Ogre::Exception::ERR_INVALIDPARAMS, errorMessage, "GraphicsController::_attachTextureToMaterials");
        }
        Ogre::TextureUnitState* txUnit = mat->getTechnique(0)->getPass(0)->getTextureUnitState(textureUnitName);
        if(!txUnit)
            OGRE_EXCEPT(Ogre::Exception::ERR_ITEM_NOT_FOUND, textureUnitName + " was not found", "GraphicsController::_attachTextureToMaterials");
        txUnit->setTextureName(texturePtr->getName());
    }
}

void ImageSelectionToolCustom::onInitialize()
{
    move_tool_->initialize( context_ );

    // Create our highlight rectangle
    Ogre::SceneManager* scene_manager = context_->getSceneManager();
    highlight_node_ = scene_manager->getRootSceneNode()->createChildSceneNode();

    std::stringstream ss;
    static int count = 0;
    ss << "ImageSelectionRect" << count++;
    highlight_rectangle_ = new Ogre::Rectangle2D(true);

    const static uint32_t texture_data[1] = { 0xffff0070 };
    Ogre::DataStreamPtr pixel_stream;
    pixel_stream.bind(new Ogre::MemoryDataStream( (void*)&texture_data[0], 4 ));

    Ogre::TexturePtr tex = Ogre::TextureManager::getSingleton().loadRawData(ss.str() + "Texture", Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, pixel_stream, 1, 1, Ogre::PF_R8G8B8A8, Ogre::TEX_TYPE_2D, 0);

    Ogre::MaterialPtr material = Ogre::MaterialManager::getSingleton().create(ss.str(), Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
    material->setLightingEnabled(false);
    //material->getTechnique(0)->getPass(0)->setPolygonMode(Ogre::PM_WIREFRAME);
    highlight_rectangle_->setMaterial(material->getName());
    Ogre::AxisAlignedBox aabInf;
    aabInf.setInfinite();
    highlight_rectangle_->setBoundingBox(aabInf);
    highlight_rectangle_->setRenderQueueGroup(Ogre::RENDER_QUEUE_OVERLAY + 4);
    material->setSceneBlending(Ogre::SBT_TRANSPARENT_ALPHA);
    material->setCullingMode(Ogre::CULL_NONE);

    Ogre::TextureUnitState* tex_unit = material->getTechnique(0)->getPass(0)->createTextureUnitState();
    tex_unit->setTextureName(tex->getName());
    tex_unit->setTextureFiltering( Ogre::TFO_NONE );

    highlight_node_->attachObject(highlight_rectangle_);
}

//.........这里部分代码省略.........
      newSize=OGRE2D_MINIMAL_HARDWARE_BUFFER_SIZE;
 
   // grow hardware buffer if needed
   if (hardwareBuffer.isNull() || hardwareBuffer->getNumVertices()<newSize)
   {
      if (!hardwareBuffer.isNull())
         destroyHardwareBuffer();
 
      createHardwareBuffer(newSize);
   }
 
   if (sprites.empty()) return;
 
   // write quads to the hardware buffer, and remember chunks
   float* buffer;
   float z=-1;
 
   buffer=(float*)hardwareBuffer->lock(Ogre::HardwareBuffer::HBL_DISCARD);
 
   endSpr=sprites.end();
   currSpr=sprites.begin();
   thisChunk.texHandle=currSpr->texHandle;
   thisChunk.vertexCount=0;
   while (currSpr!=endSpr)
   {
      // 1st point (left bottom)
      *buffer=currSpr->x1; buffer++;
      *buffer=currSpr->y2; buffer++;
      *buffer=z; buffer++;
      *buffer=currSpr->tx1; buffer++;
      *buffer=currSpr->ty2; buffer++;
      // 2st point (right top)
      *buffer=currSpr->x2; buffer++;
      *buffer=currSpr->y1; buffer++;
      *buffer=z; buffer++;
      *buffer=currSpr->tx2; buffer++;
      *buffer=currSpr->ty1; buffer++;
      // 3rd point (left top)
      *buffer=currSpr->x1; buffer++;
      *buffer=currSpr->y1; buffer++;
      *buffer=z; buffer++;
      *buffer=currSpr->tx1; buffer++;
      *buffer=currSpr->ty1; buffer++;
 
      // 4th point (left bottom)
      *buffer=currSpr->x1; buffer++;
      *buffer=currSpr->y2; buffer++;
      *buffer=z; buffer++;
      *buffer=currSpr->tx1; buffer++;
      *buffer=currSpr->ty2; buffer++;
      // 5th point (right bottom)
      *buffer=currSpr->x2; buffer++;
      *buffer=currSpr->y1; buffer++;
      *buffer=z; buffer++;
      *buffer=currSpr->tx2; buffer++;
      *buffer=currSpr->ty1; buffer++;
      // 6th point (right top)
      *buffer=currSpr->x2; buffer++;
      *buffer=currSpr->y2; buffer++;
      *buffer=z; buffer++;
      *buffer=currSpr->tx2; buffer++;
      *buffer=currSpr->ty2; buffer++;
 
      // remember this chunk
      thisChunk.vertexCount+=6;
      currSpr++;
      if (currSpr==endSpr || thisChunk.texHandle!=currSpr->texHandle)
      {
         chunks.push_back(thisChunk);
         if (currSpr!=endSpr)
         {
            thisChunk.texHandle=currSpr->texHandle;
            thisChunk.vertexCount=0;
         }
      }
   }
 
   hardwareBuffer->unlock();
 
   // set up...
   prepareForRender();
 
   // do the real render!
   Ogre::TexturePtr tp;
   std::list<VertexChunk>::iterator currChunk, endChunk;
 
   endChunk=chunks.end();
   renderOp.vertexData->vertexStart=0;
   for (currChunk=chunks.begin(); currChunk!=endChunk; currChunk++)
   {
      renderOp.vertexData->vertexCount=currChunk->vertexCount;
      tp=Ogre::TextureManager::getSingleton().getByHandle(currChunk->texHandle);
      rs->_setTexture(0, true, tp->getName());
      rs->_render(renderOp);
      renderOp.vertexData->vertexStart+=currChunk->vertexCount;
   }
 
   // sprites go home!
   sprites.clear();
}

// void TerrainPageSurfaceCompiler::addTextureUnitsToPass(Ogre::Pass* pass, const Ogre::String& splatTextureName) {
//
// 	if (getMaxTextureUnits() - pass->getNumTextureUnitStates() < 2 || pass->getParent()->getNumPasses() > 1)  {
// 		addPassToTechnique(pass->getParent(), splatTextureName);
// // 		S_LOG_WARNING("Trying to add texture units to pass with too few available texture unit states.");
// 		return;
// 	}
//
// 	S_LOG_VERBOSE("Adding new texture unit (detailtexture: " << mTextureName << " alphatexture: " << splatTextureName << ") to pass nr " << pass->getIndex() << " in technique for material " << pass->getParent()->getParent()->getName());
//
// /*	pass->setSelfIllumination(Ogre::ColourValue(1,1,1));
// 	pass->setAmbient(Ogre::ColourValue(1,1,1));
// 	pass->setDiffuse(Ogre::ColourValue(1,1,1));
// 	pass->setLightingEnabled(true);*/
// 	Ogre::TextureUnitState * textureUnitStateSplat = pass->createTextureUnitState();
//     textureUnitStateSplat->setTextureName(splatTextureName);
//
//     textureUnitStateSplat->setTextureCoordSet(0);
// 	textureUnitStateSplat->setTextureFiltering(Ogre::TFO_ANISOTROPIC);
// 	textureUnitStateSplat->setAlphaOperation(Ogre::LBX_SOURCE1, Ogre::LBS_TEXTURE, Ogre::LBS_TEXTURE);
// 	textureUnitStateSplat->setColourOperationEx(Ogre::LBX_SOURCE1, Ogre::LBS_CURRENT, Ogre::LBS_CURRENT);
//     textureUnitStateSplat->setTextureAddressingMode(Ogre::TextureUnitState::TAM_CLAMP);
// // 	textureUnitStateSplat->setColourOperationEx(Ogre::LBX_BLEND_DIFFUSE_ALPHA, Ogre::LBS_CURRENT, Ogre::LBS_TEXTURE);
// //	textureUnitStateSplat->setColourOperationEx(Ogre::LBX_BLEND_TEXTURE_ALPHA, Ogre::LBS_CURRENT, Ogre::LBS_TEXTURE);
//
// 	Ogre::TextureUnitState * textureUnitState = pass->createTextureUnitState();
//     textureUnitState->setTextureName(mTextureName);
//     textureUnitState->setTextureAddressingMode(Ogre::TextureUnitState::TAM_WRAP);
// /*	textureUnitState->setTextureCoordSet(0);*/
// 	textureUnitState->setTextureScale(0.025, 0.025);
// 	textureUnitState->setColourOperationEx(Ogre::LBX_BLEND_CURRENT_ALPHA, Ogre::LBS_TEXTURE, Ogre::LBS_CURRENT);
//
// /*	Ogre::TextureUnitState * alphaTextureState= pass->createTextureUnitState();
//     alphaTextureState->setTextureName(mTextureName);
// //     alphaTextureState->setTextureName(splatTextureName);
//     alphaTextureState->setTextureCoordSet(0);
// 	alphaTextureState->setTextureFiltering(Ogre::TFO_ANISOTROPIC);
//     alphaTextureState->setTextureAddressingMode(Ogre::TextureUnitState::TAM_CLAMP);
//  	alphaTextureState->setColourOperationEx(Ogre::LBX_BLEND_DIFFUSE_ALPHA, Ogre::LBS_CURRENT, Ogre::LBS_TEXTURE);
//
//
//
// // 	detailTextureState->setAlphaOperation(Ogre::LBX_SOURCE1, Ogre::LBS_TEXTURE, Ogre::LBS_TEXTURE);
// // 	detailTextureState->setColourOperationEx(Ogre::LBX_SOURCE1, Ogre::LBS_CURRENT, Ogre::LBS_CURRENT);
//
// 	Ogre::TextureUnitState * detailTextureState  = pass->createTextureUnitState();
//     detailTextureState ->setTextureName(splatTextureName);
// //     detailTextureState ->setTextureName(mTextureName);
//     detailTextureState ->setTextureAddressingMode(Ogre::TextureUnitState::TAM_WRAP);
// 	detailTextureState ->setTextureCoordSet(0);
// 	detailTextureState ->setTextureScale(0.01, 0.01);
// 	//detailTextureState ->setColourOperationEx(Ogre::LBX_BLEND_CURRENT_ALPHA, Ogre::LBS_TEXTURE, Ogre::LBS_CURRENT);*/
//
// }
//
Ogre::Pass* Simple::addPassToTechnique(const TerrainPageGeometry& geometry, Ogre::Technique* technique, const Layer& layer, std::set<std::string>& managedTextures) const
{
	//check if we instead can reuse the existing pass
	// 	if (technique->getNumPasses() != 0) {
	// 		Ogre::Pass* pass = technique->getPass(technique->getNumPasses() - 1);
	// 		if (4 - pass->getNumTextureUnitStates() >= 2) {
	// 			//there's more than two texture units available, use those instead of creating a new pass
	// 			S_LOG_VERBOSE("Reusing existing pass. ("<< pass->getNumTextureUnitStates() << " of "<< mNumberOfTextureUnitsOnCard << " texture unit used)");
	// 			addTextureUnitsToPass(pass, splatTextureName);
	// 			return pass;
	// 		}
	//
	// 	}

	const OgreImage& ogreImage = *layer.blendMap;
	Ogre::Image image;

	image.loadDynamicImage(const_cast<unsigned char*>(ogreImage.getData()), ogreImage.getResolution(), ogreImage.getResolution(), 1, Ogre::PF_A8);

	std::stringstream splatTextureNameSS;
	splatTextureNameSS << "terrain_" << mPage.getWFPosition().x() << "_" << mPage.getWFPosition().y() << "_" << technique->getNumPasses();
	const Ogre::String splatTextureName(splatTextureNameSS.str());
	Ogre::TexturePtr blendMapTexture;
	if (Ogre::Root::getSingletonPtr()->getTextureManager()->resourceExists(splatTextureName)) {
		blendMapTexture = static_cast<Ogre::TexturePtr>(Ogre::Root::getSingletonPtr()->getTextureManager()->getByName(splatTextureName));
		blendMapTexture->loadImage(image);

		Ogre::HardwarePixelBufferSharedPtr hardwareBuffer(blendMapTexture->getBuffer());
		//blit the whole image to the hardware buffer
		Ogre::PixelBox sourceBox(image.getPixelBox());
		hardwareBuffer->blitFromMemory(sourceBox);
	} else {
		blendMapTexture = Ogre::Root::getSingletonPtr()->getTextureManager()->loadImage(splatTextureName, "General", image, Ogre::TEX_TYPE_2D, 0);
		managedTextures.insert(blendMapTexture->getName());
	}

	//we need to create the image, update it and then destroy it again (to keep the memory usage down)
	//	if (layer->getBlendMapTextureName() == "") {
	//		//no texture yet; let's create one
	//		layer->createBlendMapImage();
	//		layer->updateBlendMapImage(geometry);
	//		layer->createTexture();
	//	} else {
	//		//a texture exists, so we just need to update the image
	//		layer->updateBlendMapImage(geometry); //calling this will also update the texture since the method will blit the image onto it
//.........这里部分代码省略.........