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// Copyright (C) 2020 Klaralvdalens Datakonsult AB (KDAB).
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QT3DRENDER_RENDER_RHI_SHADERVARIABLES_P_H
#define QT3DRENDER_RENDER_RHI_SHADERVARIABLES_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of other Qt classes. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <Qt3DRender/qt3drender_global.h>
#include <QtGui/private/qshaderdescription_p.h>
#include <QOpenGLContext>
QT_BEGIN_NAMESPACE
namespace Qt3DRender {
namespace Render {
namespace Rhi {
struct ShaderAttribute
{
QString m_name;
int m_nameId { -1 };
QShaderDescription::VariableType m_type {};
int m_size {};
int m_location { -1 };
};
QT3D_DECLARE_TYPEINFO_3(Qt3DRender, Render, Rhi, ShaderAttribute, Q_RELOCATABLE_TYPE)
struct ShaderUniform
{
QString m_name;
int m_nameId { -1 };
QShaderDescription::VariableType m_type { QShaderDescription::Unknown };
int m_size { 0 };
int m_offset { -1 }; // -1 default, >= 0 if uniform defined in uniform block
int m_location { -1 }; // -1 if uniform defined in a uniform block
int m_blockIndex { -1 }; // -1 is the default, >= 0 if uniform defined in uniform block
int m_arrayStride {
-1
}; // -1 is the default, >= 0 if uniform defined in uniform block and if it's an array
int m_matrixStride {
-1
}; // -1 is the default, >= 0 uniform defined in uniform block and is a matrix
uint m_rawByteSize { 0 }; // contains byte size (size / type / strides)
// size, offset and strides are in bytes
};
QT3D_DECLARE_TYPEINFO_3(Qt3DRender, Render, Rhi, ShaderUniform, Q_RELOCATABLE_TYPE)
struct ShaderUniformBlock
{
QString m_name;
int m_nameId { -1 };
int m_index { -1 };
int m_binding { -1 };
int m_activeUniformsCount { 0 };
int m_size { 0 };
};
QT3D_DECLARE_TYPEINFO_3(Qt3DRender, Render, Rhi, ShaderUniformBlock, Q_RELOCATABLE_TYPE)
struct ShaderStorageBlock
{
QString m_name;
int m_nameId { -1 };
int m_index { -1 };
int m_binding { -1 };
int m_size { 0 };
int m_activeVariablesCount { 0 };
};
QT3D_DECLARE_TYPEINFO_3(Qt3DRender, Render, Rhi, ShaderStorageBlock, Q_RELOCATABLE_TYPE)
} // namespace Rhi
} // namespace Render
} // namespace Qt3DRender
QT_END_NAMESPACE
#endif // QT3DRENDER_RENDER_RHI_SHADERVARIABLES_P_H