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/****************************************************************************
**
** Copyright (C) 2020 Klaralvdalens Datakonsult AB (KDAB).
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** 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.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
**
****************************************************************************/
#ifndef QT3DRENDER_RENDER_RHI_RENDERVIEWJOBUTILS_P_H
#define QT3DRENDER_RENDER_RHI_RENDERVIEWJOBUTILS_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of other Qt classes. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <Qt3DRender/qt3drender_global.h>
#include <Qt3DCore/qnodeid.h>
#include <QtCore/qhash.h>
#include <QtCore/qvariant.h>
#include <QMatrix4x4>
#include <Qt3DRender/private/uniform_p.h>
#include <Qt3DRender/private/handle_types_p.h>
#include <Qt3DRender/private/aligned_malloc_p.h>
#include <shadervariables_p.h>
QT_BEGIN_NAMESPACE
namespace Qt3DCore {
class QFrameAllocator;
}
namespace Qt3DRender {
namespace Render {
class FrameGraphNode;
class ParameterManager;
class Effect;
class Entity;
class Material;
class RenderPass;
class Technique;
class TechniqueFilter;
class RenderPassFilter;
class NodeManagers;
class ShaderDataManager;
class ShaderData;
class TextureManager;
class RenderStateManager;
class RenderStateCollection;
class RenderStateSet;
namespace Rhi {
class Renderer;
class RenderView;
struct ShaderUniform;
Q_AUTOTEST_EXPORT void setRenderViewConfigFromFrameGraphLeafNode(RenderView *rv,
const FrameGraphNode *fgLeaf);
Q_AUTOTEST_EXPORT Technique *findTechniqueForEffect(NodeManagers *manager,
const TechniqueFilter *techniqueFilter,
Effect *effect);
typedef QVarLengthArray<RenderPass *, 4> RenderPassList;
Q_AUTOTEST_EXPORT RenderPassList findRenderPassesForTechnique(NodeManagers *manager,
const RenderPassFilter *passFilter,
Technique *technique);
// Extracts the type T from a QVariant v without using QVariant::value which is slow
// Note: Assumes you are 100% sure about the type you requested
template<typename T>
inline T variant_value(const QVariant &v)
{
return *reinterpret_cast<const T *>(v.data());
}
struct ParameterInfo
{
explicit ParameterInfo(const int nameId = -1, const HParameter &handle = HParameter());
int nameId;
HParameter handle;
bool operator<(const int otherNameId) const Q_DECL_NOEXCEPT;
bool operator<(const ParameterInfo &other) const Q_DECL_NOEXCEPT;
};
typedef QVector<ParameterInfo> ParameterInfoList;
struct RenderPassParameterData
{
RenderPass *pass;
ParameterInfoList parameterInfo;
};
QT3D_DECLARE_TYPEINFO_3(Qt3DRender, Render, Rhi, RenderPassParameterData, Q_MOVABLE_TYPE)
using MaterialParameterGathererData = QHash<Qt3DCore::QNodeId, QVector<RenderPassParameterData>>;
Q_AUTOTEST_EXPORT void parametersFromMaterialEffectTechnique(ParameterInfoList *infoList,
ParameterManager *manager,
Material *material, Effect *effect,
Technique *technique);
Q_AUTOTEST_EXPORT void addParametersForIds(ParameterInfoList *params, ParameterManager *manager,
const QVector<Qt3DCore::QNodeId> ¶meterIds);
template<class T>
void parametersFromParametersProvider(ParameterInfoList *infoList, ParameterManager *manager,
T *provider)
{
addParametersForIds(infoList, manager, provider->parameters());
}
Q_AUTOTEST_EXPORT ParameterInfoList::const_iterator findParamInfo(ParameterInfoList *infoList,
const int nameId);
Q_AUTOTEST_EXPORT void addStatesToRenderStateSet(RenderStateSet *stateSet,
const QVector<Qt3DCore::QNodeId> &stateIds,
RenderStateManager *manager);
typedef QHash<int, QVariant> UniformBlockValueBuilderHash;
struct Q_AUTOTEST_EXPORT UniformBlockValueBuilder
{
UniformBlockValueBuilder();
~UniformBlockValueBuilder();
QT3D_ALIGNED_MALLOC_AND_FREE()
void buildActiveUniformNameValueMapHelper(const ShaderData *currentShaderData,
const QString &blockName,
const QString &qmlPropertyName,
const QVariant &value);
void buildActiveUniformNameValueMapStructHelper(const ShaderData *rShaderData,
const QString &blockName,
const QString &qmlPropertyName = QString());
bool updatedPropertiesOnly;
QSet<QString> uniforms;
UniformBlockValueBuilderHash activeUniformNamesToValue;
ShaderDataManager *shaderDataManager;
TextureManager *textureManager;
Matrix4x4 viewMatrix;
};
} // namespace Rhi
} // namespace Render
} // namespace Qt3DRender
QT_END_NAMESPACE
#endif // QT3DRENDER_RENDER_RHI_RENDERVIEWJOBUTILS_P_H
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