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39
40#ifndef QT3DRENDER_RENDER_SHADERBUILDER_H
41#define QT3DRENDER_RENDER_SHADERBUILDER_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists for the convenience
48// of other Qt classes. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include <Qt3DRender/private/backendnode_p.h>
55#include <Qt3DRender/private/qgraphicsapifilter_p.h>
56#include <Qt3DCore/qpropertyupdatedchange.h>
57
58QT_BEGIN_NAMESPACE
59
60namespace Qt3DRender {
61
62namespace Render {
63
64class Q_3DRENDERSHARED_PRIVATE_EXPORT ShaderBuilder : public BackendNode
65{
66public:
67 enum ShaderType {
68 Vertex = 0,
69 TessellationControl,
70 TessellationEvaluation,
71 Geometry,
72 Fragment,
73 Compute
74 };
75
76 static QString getPrototypesFile();
77 static void setPrototypesFile(const QString &file);
78 static QStringList getPrototypeNames();
79
80 ShaderBuilder();
81 ~ShaderBuilder();
82 void cleanup();
83
84 Qt3DCore::QNodeId shaderProgramId() const;
85 QStringList enabledLayers() const;
86
87 GraphicsApiFilterData graphicsApi() const;
88 void setGraphicsApi(const GraphicsApiFilterData &graphicsApi);
89
90 QUrl shaderGraph(ShaderType type) const;
91 void setShaderGraph(ShaderType type, const QUrl &url);
92
93 QByteArray shaderCode(ShaderType type) const;
94 bool isShaderCodeDirty(ShaderType type) const;
95
96 void generateCode(ShaderType type);
97
98 void sceneChangeEvent(const Qt3DCore::QSceneChangePtr &e) override;
99
100private:
101 void initializeFromPeer(const Qt3DCore::QNodeCreatedChangeBasePtr &change) final;
102 void setEnabledLayers(const QStringList &layers);
103
104 GraphicsApiFilterData m_graphicsApi;
105 Qt3DCore::QNodeId m_shaderProgramId;
106 QStringList m_enabledLayers;
107 QHash<ShaderType, QUrl> m_graphs;
108 QHash<ShaderType, QByteArray> m_codes;
109 QSet<ShaderType> m_dirtyTypes;
110};
111
112} // namespace Render
113} // namespace Qt3DRender
114
115QT_END_NAMESPACE
116
117#endif // QT3DRENDER_RENDER_SHADERBUILDER_H
118