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40
41#ifndef QT3DRENDER_RENDER_TECHNIQUE_H
42#define QT3DRENDER_RENDER_TECHNIQUE_H
43
44//
45// W A R N I N G
46// -------------
47//
48// This file is not part of the Qt API. It exists for the convenience
49// of other Qt classes. This header file may change from version to
50// version without notice, or even be removed.
51//
52// We mean it.
53//
54
55#include <Qt3DRender/private/backendnode_p.h>
56#include <Qt3DRender/private/parameterpack_p.h>
57#include <Qt3DRender/private/qgraphicsapifilter_p.h>
58#include <Qt3DRender/qfilterkey.h>
59#include <QVector>
60#include <QStringList>
61
62QT_BEGIN_NAMESPACE
63
64namespace Qt3DRender {
65
66class QTechnique;
67class QParameter;
68class QGraphicsApiFilter;
69class QFilterKey;
70class QRenderPass;
71
72namespace Render {
73
74class TechniqueManager;
75
76class Q_3DRENDERSHARED_PRIVATE_EXPORT Technique : public BackendNode
77{
78public:
79 Technique();
80 ~Technique();
81 void cleanup();
82
83 void sceneChangeEvent(const Qt3DCore::QSceneChangePtr &e) override;
84 QVector<Qt3DCore::QNodeId> parameters() const;
85
86 void appendRenderPass(Qt3DCore::QNodeId renderPassId);
87 void removeRenderPass(Qt3DCore::QNodeId renderPassId);
88
89 void appendFilterKey(Qt3DCore::QNodeId criterionId);
90 void removeFilterKey(Qt3DCore::QNodeId criterionId);
91
92 QVector<Qt3DCore::QNodeId> filterKeys() const;
93 QVector<Qt3DCore::QNodeId> renderPasses() const;
94 const GraphicsApiFilterData *graphicsApiFilter() const;
95
96 bool isCompatibleWithRenderer() const;
97 void setCompatibleWithRenderer(bool compatible);
98
99 bool isCompatibleWithFilters(const Qt3DCore::QNodeIdVector &filterKeyIds);
100
101 void setNodeManager(NodeManagers *nodeManager);
102 NodeManagers *nodeManager() const;
103
104private:
105 void initializeFromPeer(const Qt3DCore::QNodeCreatedChangeBasePtr &change) final;
106
107 GraphicsApiFilterData m_graphicsApiFilterData;
108 ParameterPack m_parameterPack;
109 QVector<Qt3DCore::QNodeId> m_filterKeyList;
110 QVector<Qt3DCore::QNodeId> m_renderPasses;
111 bool m_isCompatibleWithRenderer;
112 NodeManagers *m_nodeManager;
113};
114
115class TechniqueFunctor : public Qt3DCore::QBackendNodeMapper
116{
117public:
118 explicit TechniqueFunctor(AbstractRenderer *renderer, NodeManagers *manager);
119 Qt3DCore::QBackendNode *create(const Qt3DCore::QNodeCreatedChangeBasePtr &change) const override;
120 Qt3DCore::QBackendNode *get(Qt3DCore::QNodeId id) const override;
121 void destroy(Qt3DCore::QNodeId id) const override;
122private:
123 NodeManagers *m_manager;
124 AbstractRenderer *m_renderer;
125};
126
127} // namespace Render
128} // namespace Qt3DRender
129
130QT_END_NAMESPACE
131
132#endif // QT3DRENDER_RENDER_TECHNIQUE_H
133