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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_IMAGE_TEXTURE_DATA_H
#define QT3DS_RENDER_IMAGE_TEXTURE_DATA_H
#include "Qt3DSRender.h"
#include "foundation/Qt3DSFlags.h"
#include <QtCore/qsharedpointer.h>
#include <QtCore/qvector.h>
namespace qt3ds {
namespace render {
// forward declararion
class Qt3DSRenderPrefilterTexture;
struct ImageTextureFlagValues
{
enum Enum {
HasTransparency = 1,
InvertUVCoords = 1 << 1,
PreMultiplied = 1 << 2,
};
};
struct SImageTextureFlags : public NVFlags<ImageTextureFlagValues::Enum, QT3DSU32>
{
bool HasTransparency() const
{
return this->operator&(ImageTextureFlagValues::HasTransparency);
}
void SetHasTransparency(bool inValue)
{
clearOrSet(inValue, ImageTextureFlagValues::HasTransparency);
}
bool IsInvertUVCoords() const
{
return this->operator&(ImageTextureFlagValues::InvertUVCoords);
}
void SetInvertUVCoords(bool inValue)
{
clearOrSet(inValue, ImageTextureFlagValues::InvertUVCoords);
}
bool IsPreMultiplied() const
{
return this->operator&(ImageTextureFlagValues::PreMultiplied);
}
void SetPreMultiplied(bool inValue)
{
clearOrSet(inValue, ImageTextureFlagValues::PreMultiplied);
}
};
struct SImageTextureData
{
NVRenderTexture2D *m_Texture;
SImageTextureFlags m_TextureFlags;
Qt3DSRenderPrefilterTexture *m_BSDFMipMap;
SImageTextureData()
: m_Texture(nullptr)
, m_BSDFMipMap(nullptr)
{
}
SImageTextureData(const SImageTextureData& data)
: m_Texture(data.m_Texture), m_TextureFlags(data.m_TextureFlags)
, m_BSDFMipMap(data.m_BSDFMipMap)
{
}
bool operator!=(const SImageTextureData &inOther)
{
return m_Texture != inOther.m_Texture || m_TextureFlags != inOther.m_TextureFlags
|| m_BSDFMipMap != inOther.m_BSDFMipMap;
}
};
struct IReloadableCallback
{
virtual ~IReloadableCallback() {}
virtual void onLoad() = 0;
virtual void onUnload() = 0;
};
struct SImage;
struct SReloadableImageTextureData : public SImageTextureData
{
QString m_path;
bool m_loaded;
bool m_scanTransparency;
bool m_bsdfMipmap;
bool m_initialized;
QVector<SImage *> m_callbacks;
SReloadableImageTextureData()
: SImageTextureData()
, m_loaded(false), m_scanTransparency(false), m_bsdfMipmap(false), m_initialized(false)
{
}
};
typedef QSharedPointer<SReloadableImageTextureData> ReloadableTexturePtr;
}
}
#endif
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