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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.
**
** $QT_BEGIN_LICENSE:GPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#pragma once
#ifndef QT3DS_RENDER_QT3DS_RENDER_SAMPLER_H
#define QT3DS_RENDER_QT3DS_RENDER_SAMPLER_H
#include "render/Qt3DSRenderBaseTypes.h"
#include "foundation/Qt3DSRefCounted.h"
#include "foundation/Qt3DSOption.h"
#include "foundation/Qt3DSAtomic.h"
#include "render/backends/Qt3DSRenderBackend.h"
namespace qt3ds {
namespace render {
class NVRenderContextImpl;
class NVRenderTextureSampler
{
public:
NVRenderTextureMinifyingOp::Enum m_MinFilter;
NVRenderTextureMagnifyingOp::Enum m_MagFilter;
NVRenderTextureCoordOp::Enum m_WrapS;
NVRenderTextureCoordOp::Enum m_WrapT;
NVRenderTextureCoordOp::Enum m_WrapR;
NVRenderTextureSwizzleMode::Enum m_SwizzleMode;
QT3DSF32 m_MinLod;
QT3DSF32 m_MaxLod;
QT3DSF32 m_LodBias;
NVRenderTextureCompareMode::Enum m_CompareMode;
NVRenderTextureCompareOp::Enum m_CompareOp;
QT3DSF32 m_Anisotropy;
QT3DSF32 m_BorderColor[4];
/**
* @brief constructor
*
* @param[in] context Pointer to context
* @param[in] fnd Pointer to foundation
* @param[in] minFilter Texture min filter
* @param[in] magFilter Texture mag filter
* @param[in] wrapS Texture coord generation for S
* @param[in] wrapT Texture coord generation for T
* @param[in] wrapR Texture coord generation for R
* @param[in] swizzleMode Texture swizzle mode
* @param[in] minLod Texture min level of detail
* @param[in] maxLod Texture max level of detail
* @param[in] lodBias Texture level of detail bias (unused)
* @param[in] compareMode Texture compare mode
* @param[in] compareFunc Texture compare function
* @param[in] anisoFilter Aniso filter value [1.0, 16.0]
* @param[in] borderColor Texture border color float[4] (unused)
*
* @return No return.
*/
NVRenderTextureSampler(
NVRenderContextImpl &context, NVFoundationBase &fnd,
NVRenderTextureMinifyingOp::Enum minFilter = NVRenderTextureMinifyingOp::Linear,
NVRenderTextureMagnifyingOp::Enum magFilter = NVRenderTextureMagnifyingOp::Linear,
NVRenderTextureCoordOp::Enum wrapS = NVRenderTextureCoordOp::ClampToEdge,
NVRenderTextureCoordOp::Enum wrapT = NVRenderTextureCoordOp::ClampToEdge,
NVRenderTextureCoordOp::Enum wrapR = NVRenderTextureCoordOp::ClampToEdge,
NVRenderTextureSwizzleMode::Enum swizzleMode = NVRenderTextureSwizzleMode::NoSwizzle,
QT3DSF32 minLod = -1000.0, QT3DSF32 maxLod = 1000.0, QT3DSF32 lodBias = 0.0,
NVRenderTextureCompareMode::Enum compareMode = NVRenderTextureCompareMode::NoCompare,
NVRenderTextureCompareOp::Enum compareFunc = NVRenderTextureCompareOp::LessThanOrEqual,
QT3DSF32 anisotropy = 1.0, QT3DSF32 *borderColor = NULL);
/**
* @brief destructor
*
*/
virtual ~NVRenderTextureSampler();
// define refcount functions
QT3DS_IMPLEMENT_REF_COUNT_ADDREF_RELEASE(m_Foundation)
/**
* @brief get the backend object handle
*
* @return the backend object handle.
*/
NVRenderBackend::NVRenderBackendSamplerObject GetSamplerHandle() const
{
return m_SamplerHandle;
}
private:
NVRenderContextImpl &m_Context; ///< pointer to context
NVFoundationBase &m_Foundation; ///< pointer to foundation
volatile QT3DSI32 mRefCount; ///< Using foundations' naming convention to ease implementation
NVRenderBackend *m_Backend; ///< pointer to backend
NVRenderBackend::NVRenderBackendSamplerObject m_SamplerHandle; ///< opaque backend handle
};
}
}
#endif
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