C++ (Cpp) CDLTransformRcPtr::setOffset Examples

Example #1

File: OCIOCDLTransform.cpp Project: Br3nda/OpenColorIO

void OCIOCDLTransform::_validate(bool for_real)
{
    input0().validate(for_real);
    
    try
    {
        OCIO::ConstConfigRcPtr config = OCIO::GetCurrentConfig();
        config->sanityCheck();

        OCIO::CDLTransformRcPtr cc = OCIO::CDLTransform::Create();
        cc->setSlope(m_slope);
        cc->setOffset(m_offset);
        cc->setPower(m_power);
        cc->setSat(m_saturation);

        if(m_dirindex == 0) cc->setDirection(OCIO::TRANSFORM_DIR_FORWARD);
        else cc->setDirection(OCIO::TRANSFORM_DIR_INVERSE);

        m_processor = config->getProcessor(cc);
    }
    catch(OCIO::Exception &e)
    {
        error(e.what());
        return;
    }
    
    if(m_processor->isNoOp())
    {
        // TODO or call disable() ?
        set_out_channels(DD::Image::Mask_None); // prevents engine() from being called
        copy_info();
        return;
    }
    
    set_out_channels(DD::Image::Mask_All);

    DD::Image::PixelIop::_validate(for_real);
}

Example #2

File: main.cpp Project: KevinJW/OpenColorIO

OCIO::GroupTransformRcPtr
parse_luts(int argc, const char *argv[])
{
    OCIO::GroupTransformRcPtr groupTransform = OCIO::GroupTransform::Create();
    const char *lastCCCId = NULL; // Ugly to use this but using GroupTransform::getTransform()
                                  // returns a const object so we must set this
                                  // prior to using --lut for now.
    
    for(int i=0; i<argc; ++i)
    {
        std::string arg(argv[i]);
        
        if(arg == "--lut" || arg == "-lut")
        {
            if(i+1>=argc)
            {
                throw OCIO::Exception("Error parsing --lut. Invalid num args");
            }
            
            OCIO::FileTransformRcPtr t = OCIO::FileTransform::Create();
            t->setSrc(argv[i+1]);
            t->setInterpolation(OCIO::INTERP_BEST);
            if (lastCCCId)
            {
                t->setCCCId(lastCCCId);
            }
            groupTransform->push_back(t);
            
            i += 1;
        }
        else if(arg == "--cccid" || arg == "-cccid")
        {
            if(i+1>=argc)
            {
                throw OCIO::Exception("Error parsing --cccid. Invalid num args");
            }
            
            lastCCCId = argv[i+1];
            
            i += 1;
        }
        else if(arg == "--invlut" || arg == "-invlut")
        {
            if(i+1>=argc)
            {
                throw OCIO::Exception("Error parsing --invlut. Invalid num args");
            }
            
            OCIO::FileTransformRcPtr t = OCIO::FileTransform::Create();
            t->setSrc(argv[i+1]);
            t->setInterpolation(OCIO::INTERP_BEST);
            t->setDirection(OCIO::TRANSFORM_DIR_INVERSE);
            groupTransform->push_back(t);
            
            i += 1;
        }
        else if(arg == "--slope" || arg == "-slope")
        {
            if(i+3>=argc)
            {
                throw OCIO::Exception("Error parsing --slope. Invalid num args");
            }
            
            OCIO::CDLTransformRcPtr t = OCIO::CDLTransform::Create();
            
            float scale[3];
            scale[0] = (float) atof(argv[i+1]);
            scale[1] = (float) atof(argv[i+2]);
            scale[2] = (float) atof(argv[i+3]);
            t->setSlope(scale);
            groupTransform->push_back(t);
            
            i += 3;
        }
        else if(arg == "--offset" || arg == "-offset")
        {
            if(i+3>=argc)
            {
                throw OCIO::Exception("Error parsing --offset. Invalid num args");
            }
            
            OCIO::CDLTransformRcPtr t = OCIO::CDLTransform::Create();
            
            float offset[3];
            offset[0] = (float) atof(argv[i+1]);
            offset[1] = (float) atof(argv[i+2]);
            offset[2] = (float) atof(argv[i+3]);
            t->setOffset(offset);
            groupTransform->push_back(t);
            
            i += 3;
        }
        else if(arg == "--offset10" || arg == "-offset10")
        {
            if(i+3>=argc)
            {
                throw OCIO::Exception("Error parsing --offset10. Invalid num args");
            }
            
            OCIO::CDLTransformRcPtr t = OCIO::CDLTransform::Create();
            
            float offset[3];
            offset[0] = (float) atof(argv[i+1]) / 1023.0f;
            offset[1] = (float) atof(argv[i+2]) / 1023.0f;
            offset[2] = (float) atof(argv[i+3]) / 1023.0f;
            t->setOffset(offset);
            groupTransform->push_back(t);
            i += 3;
        }
        else if(arg == "--power" || arg == "-power")
        {
            if(i+3>=argc)
            {
                throw OCIO::Exception("Error parsing --power. Invalid num args");
            }
            
            OCIO::CDLTransformRcPtr t = OCIO::CDLTransform::Create();
            
            float power[3];
            power[0] = (float) atof(argv[i+1]);
            power[1] = (float) atof(argv[i+2]);
            power[2] = (float) atof(argv[i+3]);
            t->setPower(power);
            groupTransform->push_back(t);
            
            i += 3;
        }
        else if(arg == "--sat" || arg == "-sat")
        {
            if(i+1>=argc)
            {
                throw OCIO::Exception("Error parsing --sat. Invalid num args");
            }
            
            OCIO::CDLTransformRcPtr t = OCIO::CDLTransform::Create();
            t->setSat((float) atof(argv[i+1]));
            groupTransform->push_back(t);
            
            i += 1;
        }
    }
    
    return groupTransform;
}