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// Copyright (C) 2025 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#ifndef SHADERPOKER_H
#define SHADERPOKER_H
#include <QObject>
#include <QQmlEngine>
#include <QtQuick3DRuntimeRender/private/qssgrenderer_p.h>
#include <QtQuick3DRuntimeRender/private/qssgrendershaderkeys_p.h>
#include <QtQuick3DRuntimeRender/private/qssgrhicontext_p.h>
#include <QtQuick3DRuntimeRender/private/qssgrendershadercache_p.h>
#include <QtQuick3DRuntimeRender/private/qssgrendershadercodegenerator_p.h>
#include <QtQuick3DRuntimeRender/private/qssgrendershaderlibrarymanager_p.h>
#include "defaultmaterialshaderproperties.h"
class ShaderPoker : public QObject
{
Q_OBJECT
Q_PROPERTY(int shaderIndex READ shaderIndex WRITE setShaderIndex NOTIFY shaderIndexChanged FINAL)
Q_PROPERTY(QString vertexShader READ vertexShader NOTIFY vertexShaderChanged)
Q_PROPERTY(QString fragmentShader READ fragmentShader NOTIFY fragmentShaderChanged)
Q_PROPERTY(QString shaderKey READ shaderKey NOTIFY shaderKeyChanged)
Q_PROPERTY(QStringList shaderKeysList READ shaderKeysList NOTIFY shaderKeysListChanged)
Q_PROPERTY(MaterialType materialType READ materialType WRITE setMaterialType NOTIFY materialTypeChanged)
Q_PROPERTY(quint32 featureBitfield READ featureBitfield WRITE setFeatureBitfield NOTIFY featureBitfieldChanged)
Q_PROPERTY(QStringList availableShadersList READ availableShadersList NOTIFY availableShadersListChanged FINAL)
Q_PROPERTY(DefaultMaterialShaderProperties* shaderProperties READ shaderProperties WRITE setShaderProperties NOTIFY shaderPropertiesChanged FINAL)
QML_ELEMENT
public:
enum class MaterialType {
Default,
Principled,
SpecularGlossy
};
Q_ENUM(MaterialType);
explicit ShaderPoker(QObject *parent = nullptr);
~ShaderPoker() override;
Q_INVOKABLE void generateShader();
QString vertexShader() const;
QString fragmentShader() const;
QString shaderKey() const;
QStringList shaderKeysList() const;
MaterialType materialType() const;
void setMaterialType(const MaterialType &newMaterialType);
quint32 featureBitfield() const;
void setFeatureBitfield(quint32 newFeatureBitfield);
QStringList availableShadersList() const;
int shaderIndex() const;
void setShaderIndex(int newShaderIndex);
DefaultMaterialShaderProperties *shaderProperties() const;
void setShaderProperties(DefaultMaterialShaderProperties *newShaderProperties);
signals:
void vertexShaderChanged();
void fragmentShaderChanged();
void shaderKeyChanged();
void shaderKeysListChanged();
void materialTypeChanged();
void featureBitfieldChanged();
void availableShadersListChanged();
void shaderIndexChanged();
void shaderPropertiesChanged();
private slots:
void shaderPropertiesDirty();
private:
void updateAvailableShadersList();
QRhi *m_rhi = nullptr;
std::shared_ptr<QSSGRenderContextInterface> m_renderContext;
QSSGShaderFeatures m_featureSet;
DefaultMaterialShaderProperties m_builtinProperties;
DefaultMaterialShaderProperties *m_shaderProperties;
QMetaObject::Connection m_shaderPropertiesDirtyConnection;
QSSGRenderDefaultMaterial *m_material = nullptr;
QString m_vertexShader;
QString m_fragmentShader;
QString m_shaderKey;
QStringList m_shaderKeysList;
MaterialType m_materialType = MaterialType::Default;
quint32 m_featureBitfield = 0;
QHash<QSSGShaderCacheKey, std::pair<QString, QString>> m_generatedShaderCodeCache;
std::shared_ptr<QSSGRhiShaderPipeline> m_currentShaderPipeline;
QStringList m_availableShadersList;
int m_shaderIndex = 0;
};
#endif // SHADERPOKER_H
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