C++ TextureUnitState::setAnimatedTextureName方法代码示例

	//------------------------------------------------------------------------------------
	Ogre::TextureUnitState* MaterialService::createAnimatedTextureState(Pass* pass, const String& baseTextureName, const String& resourceGroup, float fps) {
		//
		// Texture unit state for the main texture...
		TextureUnitState* tus = pass->createTextureUnitState(baseTextureName);

		StringVectorPtr mat_textures;

		// if if was found, then we'll proceed by enumerating all the resources with the same name,
		// but with _NUMBER
		mat_textures = getAnimTextureNames(baseTextureName, resourceGroup);

		// if we have anim. textures:
		if (!mat_textures.isNull() && mat_textures->size() > 1) {
			// convert to String* array
			size_t size = mat_textures->size();

			String* sarray = new String[size];

			size_t s = 0;
			for (StringVector::iterator it = mat_textures->begin(); s < size; ++it, ++s) {
				sarray[s] = *it;
			}

			tus->setAnimatedTextureName(sarray, size, size/fps);

			delete[] sarray;
		}

		return tus;

	}

//------------------------------------------------------------------------------------
Ogre::TextureUnitState *MaterialService::createAnimatedTextureState(
    Pass *pass, const String &baseTextureName, const String &resourceGroup,
    float fps) {
    //
    // Texture unit state for the main texture...
    TextureUnitState *tus = pass->createTextureUnitState(baseTextureName);

    // if if was found, then we'll proceed by enumerating all the resources with
    // the same name, but with _NUMBER
    auto mat_textures = getAnimTextureNames(baseTextureName, resourceGroup);

    // if we have anim. textures:
    if (mat_textures.size() > 1) {
        // convert to String* array
        size_t size = mat_textures.size();

        std::unique_ptr<String[]> sarray(new String[size]);

        size_t i = 0;
        for (const String &s : mat_textures) {
            sarray[i++] = s;
        }

        tus->setAnimatedTextureName(sarray.get(), size, size / fps);
    }

    return tus;
}

    //-----------------------------------------------------------------------
    MaterialPtr Quake3Shader::createAsMaterial(int lightmapNumber)
    {
		String matName;
		StringUtil::StrStreamType str;
        String resourceGroup = ResourceGroupManager::getSingleton().getWorldResourceGroupName();

        str << mName << "#" << lightmapNumber;
		matName = str.str();

        MaterialPtr mat = MaterialManager::getSingleton().create(matName, 
            resourceGroup);
		Ogre::Pass* ogrePass = mat->getTechnique(0)->getPass(0);

        LogManager::getSingleton().logMessage("Using Q3 shader " + mName, LML_CRITICAL);
        for (int p = 0; p < numPasses; ++p)
        {
            TextureUnitState* t;
            // Create basic texture
            if (pass[p].textureName == "$lightmap")
            {
                StringUtil::StrStreamType str2;
				str2 << "@lightmap" << lightmapNumber;
                t = ogrePass->createTextureUnitState(str2.str());
            }
            // Animated texture support
            else if (pass[p].animNumFrames > 0)
            {
                Real sequenceTime = pass[p].animNumFrames / pass[p].animFps;
                /* Pre-load textures
                   We need to know if each one was loaded OK since extensions may change for each
                   Quake3 can still include alternate extension filenames e.g. jpg instead of tga
                   Pain in the arse - have to check for each frame as letters<n>.tga for example
                   is different per frame!
                */
                for (unsigned int alt = 0; alt < pass[p].animNumFrames; ++alt)
                {
                    if (!ResourceGroupManager::getSingleton().resourceExists(
                        resourceGroup, pass[p].frames[alt]))
                    {
                        // Try alternate extension
                        pass[p].frames[alt] = getAlternateName(pass[p].frames[alt]);
                        if (!ResourceGroupManager::getSingleton().resourceExists(
                            resourceGroup, pass[p].frames[alt]))
                        { 
                            // stuffed - no texture
                            continue;
                        }
                    }

                }

                t = ogrePass->createTextureUnitState("");
                t->setAnimatedTextureName(pass[p].frames, pass[p].animNumFrames, sequenceTime);

            }
            else
            {
                // Quake3 can still include alternate extension filenames e.g. jpg instead of tga
                // Pain in the arse - have to check for failure
                if (!ResourceGroupManager::getSingleton().resourceExists(
                    resourceGroup, pass[p].textureName))
                {
                    // Try alternate extension
                    pass[p].textureName = getAlternateName(pass[p].textureName);
                    if (!ResourceGroupManager::getSingleton().resourceExists(
                        resourceGroup, pass[p].textureName))
                    { 
                        // stuffed - no texture
                        continue;
                    }
                }
                t = ogrePass->createTextureUnitState(pass[p].textureName);
            }
            // Blending
            if (p == 0)
            {
                // scene blend
                mat->setSceneBlending(pass[p].blendSrc, pass[p].blendDest);
                if (mat->isTransparent())
                    mat->setDepthWriteEnabled(false);

                t->setColourOperation(LBO_REPLACE);
				// Alpha mode
				ogrePass->setAlphaRejectSettings(
					pass[p].alphaFunc, pass[p].alphaVal);
            }
            else
            {
                if (pass[p].customBlend)
                {
                    // Fallback for now
                    t->setColourOperation(LBO_MODULATE);
                }
                else
                {
                    // simple layer blend
                    t->setColourOperation(pass[p].blend);
                }
				// Alpha mode, prefer 'most alphary'
//.........这里部分代码省略.........