| /**************************************************************************** |
| ** |
| ** Copyright (C) 2019 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the Qt Gui module |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL3$ |
| ** Commercial License Usage |
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| ** GNU Lesser General Public License Usage |
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| ** packaging of this file. Please review the following information to |
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| ** |
| ** GNU General Public License Usage |
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| ** General Public License version 2.0 or later as published by the Free |
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| ****************************************************************************/ |
| |
| #ifndef QSHADER_P_H |
| #define QSHADER_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists for the convenience |
| // of a number of Qt sources files. This header file may change from |
| // version to version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include <QtGui/qtguiglobal.h> |
| #include <private/qshaderdescription_p.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| struct QShaderPrivate; |
| class QShaderKey; |
| |
| class Q_GUI_EXPORT QShaderVersion |
| { |
| public: |
| enum Flag { |
| GlslEs = 0x01 |
| }; |
| Q_DECLARE_FLAGS(Flags, Flag) |
| |
| QShaderVersion() = default; |
| QShaderVersion(int v, Flags f = Flags()); |
| |
| int version() const { return m_version; } |
| void setVersion(int v) { m_version = v; } |
| |
| Flags flags() const { return m_flags; } |
| void setFlags(Flags f) { m_flags = f; } |
| |
| private: |
| int m_version = 100; |
| Flags m_flags; |
| }; |
| |
| Q_DECLARE_OPERATORS_FOR_FLAGS(QShaderVersion::Flags) |
| Q_DECLARE_TYPEINFO(QShaderVersion, Q_MOVABLE_TYPE); |
| |
| class Q_GUI_EXPORT QShaderCode |
| { |
| public: |
| QShaderCode() = default; |
| QShaderCode(const QByteArray &code, const QByteArray &entry = QByteArray()); |
| |
| QByteArray shader() const { return m_shader; } |
| void setShader(const QByteArray &code) { m_shader = code; } |
| |
| QByteArray entryPoint() const { return m_entryPoint; } |
| void setEntryPoint(const QByteArray &entry) { m_entryPoint = entry; } |
| |
| private: |
| QByteArray m_shader; |
| QByteArray m_entryPoint; |
| }; |
| |
| Q_DECLARE_TYPEINFO(QShaderCode, Q_MOVABLE_TYPE); |
| |
| class Q_GUI_EXPORT QShader |
| { |
| public: |
| enum Stage { |
| VertexStage = 0, |
| TessellationControlStage, |
| TessellationEvaluationStage, |
| GeometryStage, |
| FragmentStage, |
| ComputeStage |
| }; |
| |
| enum Source { |
| SpirvShader = 0, |
| GlslShader, |
| HlslShader, |
| DxbcShader, // fxc |
| MslShader, |
| DxilShader, // dxc |
| MetalLibShader // xcrun metal + xcrun metallib |
| }; |
| |
| enum Variant { |
| StandardShader = 0, |
| BatchableVertexShader |
| }; |
| |
| QShader(); |
| QShader(const QShader &other); |
| QShader &operator=(const QShader &other); |
| ~QShader(); |
| void detach(); |
| |
| bool isValid() const; |
| |
| Stage stage() const; |
| void setStage(Stage stage); |
| |
| QShaderDescription description() const; |
| void setDescription(const QShaderDescription &desc); |
| |
| QVector<QShaderKey> availableShaders() const; |
| QShaderCode shader(const QShaderKey &key) const; |
| void setShader(const QShaderKey &key, const QShaderCode &shader); |
| void removeShader(const QShaderKey &key); |
| |
| QByteArray serialized() const; |
| static QShader fromSerialized(const QByteArray &data); |
| |
| using NativeResourceBindingMap = QHash<int, QPair<int, int> >; // binding -> native_binding[, native_binding] |
| const NativeResourceBindingMap *nativeResourceBindingMap(const QShaderKey &key) const; |
| void setResourceBindingMap(const QShaderKey &key, const NativeResourceBindingMap &map); |
| void removeResourceBindingMap(const QShaderKey &key); |
| |
| private: |
| QShaderPrivate *d; |
| friend struct QShaderPrivate; |
| friend Q_GUI_EXPORT bool operator==(const QShader &, const QShader &) Q_DECL_NOTHROW; |
| friend Q_GUI_EXPORT uint qHash(const QShader &, uint) Q_DECL_NOTHROW; |
| #ifndef QT_NO_DEBUG_STREAM |
| friend Q_GUI_EXPORT QDebug operator<<(QDebug, const QShader &); |
| #endif |
| }; |
| |
| class Q_GUI_EXPORT QShaderKey |
| { |
| public: |
| QShaderKey() = default; |
| QShaderKey(QShader::Source s, |
| const QShaderVersion &sver, |
| QShader::Variant svar = QShader::StandardShader); |
| |
| QShader::Source source() const { return m_source; } |
| void setSource(QShader::Source s) { m_source = s; } |
| |
| QShaderVersion sourceVersion() const { return m_sourceVersion; } |
| void setSourceVersion(const QShaderVersion &sver) { m_sourceVersion = sver; } |
| |
| QShader::Variant sourceVariant() const { return m_sourceVariant; } |
| void setSourceVariant(QShader::Variant svar) { m_sourceVariant = svar; } |
| |
| private: |
| QShader::Source m_source = QShader::SpirvShader; |
| QShaderVersion m_sourceVersion; |
| QShader::Variant m_sourceVariant = QShader::StandardShader; |
| }; |
| |
| Q_DECLARE_TYPEINFO(QShaderKey, Q_MOVABLE_TYPE); |
| |
| Q_GUI_EXPORT bool operator==(const QShader &lhs, const QShader &rhs) Q_DECL_NOTHROW; |
| Q_GUI_EXPORT uint qHash(const QShader &s, uint seed = 0) Q_DECL_NOTHROW; |
| |
| inline bool operator!=(const QShader &lhs, const QShader &rhs) Q_DECL_NOTHROW |
| { |
| return !(lhs == rhs); |
| } |
| |
| Q_GUI_EXPORT bool operator==(const QShaderVersion &lhs, const QShaderVersion &rhs) Q_DECL_NOTHROW; |
| Q_GUI_EXPORT bool operator==(const QShaderKey &lhs, const QShaderKey &rhs) Q_DECL_NOTHROW; |
| Q_GUI_EXPORT bool operator==(const QShaderCode &lhs, const QShaderCode &rhs) Q_DECL_NOTHROW; |
| |
| inline bool operator!=(const QShaderVersion &lhs, const QShaderVersion &rhs) Q_DECL_NOTHROW |
| { |
| return !(lhs == rhs); |
| } |
| |
| inline bool operator!=(const QShaderKey &lhs, const QShaderKey &rhs) Q_DECL_NOTHROW |
| { |
| return !(lhs == rhs); |
| } |
| |
| inline bool operator!=(const QShaderCode &lhs, const QShaderCode &rhs) Q_DECL_NOTHROW |
| { |
| return !(lhs == rhs); |
| } |
| |
| Q_GUI_EXPORT uint qHash(const QShaderKey &k, uint seed = 0) Q_DECL_NOTHROW; |
| |
| #ifndef QT_NO_DEBUG_STREAM |
| Q_GUI_EXPORT QDebug operator<<(QDebug, const QShader &); |
| Q_GUI_EXPORT QDebug operator<<(QDebug dbg, const QShaderKey &k); |
| Q_GUI_EXPORT QDebug operator<<(QDebug dbg, const QShaderVersion &v); |
| #endif |
| |
| QT_END_NAMESPACE |
| |
| #endif |