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// Copyright (C) 2008-2012 NVIDIA Corporation.
// Copyright (C) 2019 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#ifndef QSSG_RENDER_IMAGE_H
#define QSSG_RENDER_IMAGE_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtQuick3DRuntimeRender/private/qssgrendergraphobject_p.h>
#include <QtQuick3DRuntimeRender/private/qssgrenderimagetexture_p.h>
#include <QtQuick3DRuntimeRender/private/qssgrenderbuffermanager_p.h>
#include <QtQuick3DRuntimeRender/private/qtquick3druntimerenderglobal_p.h>
#include <QtQuick3DRuntimeRender/private/qssgrendererutil_p.h>
#include <QtQuick3DUtils/private/qssgrenderbasetypes_p.h>
#include <QtGui/QVector2D>
QT_BEGIN_NAMESPACE
class QSSGRenderContextInterface;
class QSGTexture;
class QSSGRenderTextureData;
struct Q_QUICK3DRUNTIMERENDER_EXPORT QSSGRenderImage : public QSSGRenderGraphObject
{
enum class Flag
{
Dirty = 1 << 0,
TransformDirty = 1 << 1,
};
Q_DECLARE_FLAGS(Flags, Flag)
enum class MappingModes : quint8
{
Normal = 0, // UV mapping
Environment = 1,
LightProbe = 2,
};
Q_DISABLE_COPY(QSSGRenderImage)
QSSGRenderGraphObject *m_parent = nullptr;
QSSGRenderPath m_imagePath;
// The QSGTexture (from sourceItem) is not sharable between Qt Quick render
// threads, when the threaded render loop is in use. That's why we allow
// this exception here; the (per-QQuickWindow, and so per-render-thread)
// BufferManager will refuse to use this if the threads don't match.
QSGTexture *m_qsgTexture = nullptr; // overrides m_imagePath and m_rawTextureData when non-null
QSSGRenderTextureData *m_rawTextureData = nullptr; // overrides m_imagePath and m_qsgTexture when non-null
QSSGRenderExtension *m_extensionsSource = nullptr;
Flags m_flags;
QVector2D m_scale { 1.0f, 1.0f };
QVector2D m_pivot { 0.0f, 0.0f };
QVector2D m_position { 0.0f, 0.0f };
float m_rotation = 0.0f; // degrees
bool m_flipU = false;
bool m_flipV = false;
int m_indexUV = 0;
MappingModes m_mappingMode = MappingModes::Normal;
QSSGRenderTextureCoordOp m_horizontalTilingMode = QSSGRenderTextureCoordOp::Repeat;
QSSGRenderTextureCoordOp m_verticalTilingMode = QSSGRenderTextureCoordOp::Repeat;
QSSGRenderTextureCoordOp m_depthTilingMode = QSSGRenderTextureCoordOp::Repeat;
QSSGRenderTextureFilterOp m_magFilterType = QSSGRenderTextureFilterOp::Linear;
QSSGRenderTextureFilterOp m_minFilterType = QSSGRenderTextureFilterOp::Linear;
QSSGRenderTextureFilterOp m_mipFilterType = QSSGRenderTextureFilterOp::Linear;
QSSGRenderTextureFormat m_format = QSSGRenderTextureFormat::Unknown;
bool m_generateMipmaps = false;
// Changing any of the above variables is covered by the Dirty flag, while
// the texture transform is covered by TransformDirty.
QMatrix4x4 m_textureTransform;
QSSGRenderImage(QSSGRenderGraphObject::Type type = QSSGRenderGraphObject::Type::Image2D);
~QSSGRenderImage();
bool clearDirty();
void calculateTextureTransform();
bool isImageTransformIdentity() const;
};
Q_DECLARE_OPERATORS_FOR_FLAGS(QSSGRenderImage::Flags)
QT_END_NAMESPACE
#endif
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