// This file is part of the OGRE project.

// It is subject to the license terms in the LICENSE file found in the top-level directory

// of this distribution and at https://www.ogre3d.org/licensing.

#include "OgreStableHeaders.h"

namespace Ogre

{

void Renderable::setCustomParameter(size_t index, const Vector4f& value) { mCustomParameters[index] = value; }

void Renderable::removeCustomParameter(size_t index) { mCustomParameters.erase(index); }

bool Renderable::hasCustomParameter(size_t index) const

{

    return mCustomParameters.find(index) != mCustomParameters.end();

}

const Vector4f& Renderable::getCustomParameter(size_t index) const

{

    CustomParameterMap::const_iterator i = mCustomParameters.find(index);

    if (i != mCustomParameters.end())

    {

        return i->second;

    }

    else

    {

        OGRE_EXCEPT(Exception::ERR_ITEM_NOT_FOUND, "Parameter at the given index was not found.");

    }

}

void Renderable::_updateCustomGpuParameter(const GpuProgramParameters::AutoConstantEntry& constantEntry,

                                           GpuProgramParameters* params) const

{

    CustomParameterMap::const_iterator i = mCustomParameters.find(constantEntry.data);

    if (i != mCustomParameters.end())

    {

        params->_writeRawConstant(constantEntry.physicalIndex, i->second, constantEntry.elementCount);

    }

}

} // namespace Ogre