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| |
| #ifndef QSGRHISHADEREFFECTNODE_P_H |
| #define QSGRHISHADEREFFECTNODE_P_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 <private/qsgadaptationlayer_p.h> |
| #include <qsgmaterial.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QSGDefaultRenderContext; |
| class QSGPlainTexture; |
| class QSGRhiShaderEffectNode; |
| class QSGRhiGuiThreadShaderEffectManager; |
| class QFileSelector; |
| |
| class QSGRhiShaderLinker |
| { |
| public: |
| void reset(const QShader &vs, const QShader &fs); |
| |
| void feedConstants(const QSGShaderEffectNode::ShaderData &shader, const QSet<int> *dirtyIndices = nullptr); |
| void feedSamplers(const QSGShaderEffectNode::ShaderData &shader, const QSet<int> *dirtyIndices = nullptr); |
| void linkTextureSubRects(); |
| |
| void dump(); |
| |
| struct Constant { |
| uint size; |
| QSGShaderEffectNode::VariableData::SpecialType specialType; |
| QVariant value; |
| bool operator==(const Constant &other) const { |
| return size == other.size && specialType == other.specialType |
| && (specialType == QSGShaderEffectNode::VariableData::None ? value == other.value : true); |
| } |
| }; |
| |
| bool m_error; |
| QShader m_vs; |
| QShader m_fs; |
| uint m_constantBufferSize; |
| QHash<uint, Constant> m_constants; // offset -> Constant |
| QHash<int, QVariant> m_samplers; // binding -> value (source ref) |
| QHash<QByteArray, int> m_samplerNameMap; // name -> binding |
| }; |
| |
| QDebug operator<<(QDebug debug, const QSGRhiShaderLinker::Constant &c); |
| |
| class QSGRhiShaderEffectMaterial : public QSGMaterial |
| { |
| public: |
| QSGRhiShaderEffectMaterial(QSGRhiShaderEffectNode *node); |
| ~QSGRhiShaderEffectMaterial(); |
| |
| int compare(const QSGMaterial *other) const override; |
| QSGMaterialType *type() const override; |
| QSGMaterialShader *createShader() const override; |
| |
| void updateTextureProviders(bool layoutChange); |
| |
| static const int MAX_BINDINGS = 32; |
| |
| QSGRhiShaderEffectNode *m_node; |
| QSGMaterialType *m_materialType = nullptr; |
| QSGRhiShaderLinker m_linker; |
| QVector<QSGTextureProvider *> m_textureProviders; // [binding] = QSGTextureProvider |
| bool m_geometryUsesTextureSubRect = false; |
| QSGShaderEffectNode::CullMode m_cullMode = QSGShaderEffectNode::NoCulling; |
| bool m_hasCustomVertexShader = false; |
| bool m_hasCustomFragmentShader = false; |
| QShader m_vertexShader; |
| QShader m_fragmentShader; |
| QSGPlainTexture *m_dummyTexture = nullptr; |
| }; |
| |
| class QSGRhiShaderEffectNode : public QObject, public QSGShaderEffectNode |
| { |
| Q_OBJECT |
| |
| public: |
| QSGRhiShaderEffectNode(QSGDefaultRenderContext *rc, QSGRhiGuiThreadShaderEffectManager *mgr); |
| |
| QRectF updateNormalizedTextureSubRect(bool supportsAtlasTextures) override; |
| void syncMaterial(SyncData *syncData) override; |
| void preprocess() override; |
| |
| static void cleanupMaterialTypeCache(); |
| |
| private Q_SLOTS: |
| void handleTextureChange(); |
| void handleTextureProviderDestroyed(QObject *object); |
| |
| private: |
| QSGDefaultRenderContext *m_rc; |
| QSGRhiGuiThreadShaderEffectManager *m_mgr; |
| QSGRhiShaderEffectMaterial m_material; |
| }; |
| |
| class QSGRhiGuiThreadShaderEffectManager : public QSGGuiThreadShaderEffectManager |
| { |
| public: |
| bool hasSeparateSamplerAndTextureObjects() const override; |
| QString log() const override; |
| Status status() const override; |
| void prepareShaderCode(ShaderInfo::Type typeHint, const QByteArray &src, ShaderInfo *result) override; |
| |
| private: |
| bool reflect(ShaderInfo *result); |
| Status m_status = Uncompiled; |
| QFileSelector *m_fileSelector = nullptr; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QSGRHISHADEREFFECTNODE_P_H |