Method encode

OgreMain/src/OgreDDSCodec.cpp:197–418

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    }
    //---------------------------------------------------------------------
    DataStreamPtr DDSCodec::encode(const Any& input) const
    {
        Image* image = any_cast<Image*>(input);

        bool isCubeMap = image->hasFlag(IF_CUBEMAP);

        // Establish texture attributes
        bool isVolume = (image->getDepth() > 1);
        bool isFloat32r = (image->getFormat() == PF_FLOAT32_R);
        bool isFloat16 = (image->getFormat() == PF_FLOAT16_RGBA);
        bool isFloat16r = (image->getFormat() == PF_FLOAT16_R);
        bool isFloat32 = (image->getFormat() == PF_FLOAT32_RGBA);
        bool notImplemented = false;
        String notImplementedString = "";

        // Check for all the 'not implemented' conditions
        if ((isVolume == true)&&(image->getWidth() != image->getHeight()))
        {
            // Square textures only
            notImplemented = true;
            notImplementedString += "non square textures";
        }

        uint32 size = 1;
        while (size < image->getWidth())
        {
            size <<= 1;
        }
        if (size != image->getWidth())
        {
            // Power two textures only
            notImplemented = true;
            notImplementedString += "non power two textures";
        }

        switch(image->getFormat())
        {
        case PF_A8R8G8B8:
        case PF_X8R8G8B8:
        case PF_R8G8B8:
        case PF_A8B8G8R8:
        case PF_X8B8G8R8:
        case PF_B8G8R8:
        case PF_FLOAT32_R:
        case PF_FLOAT16_R:
        case PF_FLOAT16_RGBA:
        case PF_FLOAT32_RGBA:
            break;
        default:
            // No crazy FOURCC or 565 et al. file formats at this stage
            notImplemented = true;
            notImplementedString = PixelUtil::getFormatName(image->getFormat());
            break;
        }       



        // Except if any 'not implemented' conditions were met