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**
** Copyright (C) 2008-2012 NVIDIA Corporation.
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt 3D Studio.
**
** $QT_BEGIN_LICENSE:GPL$
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** the Free Software Foundation and appearing in the file LICENSE.GPL3
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#include "foundation/Qt3DSAllocator.h"
#include "foundation/Qt3DSFoundation.h"
#include "foundation/Qt3DSBroadcastingAllocator.h"
#include "foundation/Qt3DSAtomic.h"
#include "foundation/Qt3DSDataRef.h"
#include "render/Qt3DSRenderContext.h"
#include "render/Qt3DSRenderSampler.h"

namespace qt3ds {
namespace render {

    NVRenderTextureSampler::NVRenderTextureSampler(
        NVRenderContextImpl &context, NVFoundationBase &fnd,
        NVRenderTextureMinifyingOp::Enum minFilter, NVRenderTextureMagnifyingOp::Enum magFilter,
        NVRenderTextureCoordOp::Enum wrapS, NVRenderTextureCoordOp::Enum wrapT,
        NVRenderTextureCoordOp::Enum wrapR, NVRenderTextureSwizzleMode::Enum swizzleMode,
        QT3DSF32 minLod, QT3DSF32 maxLod, QT3DSF32 lodBias, NVRenderTextureCompareMode::Enum compareMode,
        NVRenderTextureCompareOp::Enum compareFunc, QT3DSF32 anisotropy, QT3DSF32 *borderColor)
        : m_MinFilter(minFilter)
        , m_MagFilter(magFilter)
        , m_WrapS(wrapS)
        , m_WrapT(wrapT)
        , m_WrapR(wrapR)
        , m_SwizzleMode(swizzleMode)
        , m_MinLod(minLod)
        , m_MaxLod(maxLod)
        , m_LodBias(lodBias)
        , m_CompareMode(compareMode)
        , m_CompareOp(compareFunc)
        , m_Anisotropy(anisotropy)
        , m_Context(context)
        , m_Foundation(fnd)
        , mRefCount(0)
        , m_Backend(context.GetBackend())
        , m_SamplerHandle(NULL)
    {
        // create backend handle
        m_SamplerHandle = m_Backend->CreateSampler();

        if (borderColor) {
            m_BorderColor[0] = borderColor[0];
            m_BorderColor[1] = borderColor[1];
            m_BorderColor[2] = borderColor[2];
            m_BorderColor[3] = borderColor[3];
        }
    }

    NVRenderTextureSampler::~NVRenderTextureSampler()
    {
        if (m_SamplerHandle)
            m_Backend->ReleaseSampler(m_SamplerHandle);
    }
}
}