diff options
Diffstat (limited to 'src/gui/rhi/qshaderdescription.cpp')
| -rw-r--r-- | src/gui/rhi/qshaderdescription.cpp | 333 |
1 files changed, 314 insertions, 19 deletions
diff --git a/src/gui/rhi/qshaderdescription.cpp b/src/gui/rhi/qshaderdescription.cpp index 44fcd936fd..f64daf02ef 100644 --- a/src/gui/rhi/qshaderdescription.cpp +++ b/src/gui/rhi/qshaderdescription.cpp @@ -1,8 +1,8 @@ -// Copyright (C) 2019 The Qt Company Ltd. +// Copyright (C) 2023 The Qt Company Ltd. // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only -#include "qshaderdescription_p_p.h" -#include "qshader_p_p.h" +#include "qshaderdescription_p.h" +#include "qshader_p.h" #include <QDebug> #include <QDataStream> #include <QJsonObject> @@ -12,11 +12,22 @@ QT_BEGIN_NAMESPACE /*! \class QShaderDescription - \internal + \ingroup painting-3D \inmodule QtGui + \since 6.6 \brief Describes the interface of a shader. + \warning The QRhi family of classes in the Qt Gui module, including QShader + and QShaderDescription, offer limited compatibility guarantees. There are + no source or binary compatibility guarantees for these classes, meaning the + API is only guaranteed to work with the Qt version the application was + developed against. Source incompatible changes are however aimed to be kept + at a minimum and will only be made in minor releases (6.7, 6.8, and so on). + To use these classes in an application, link to + \c{Qt::GuiPrivate} (if using CMake), and include the headers with the \c + rhi prefix, for example \c{#include <rhi/qshaderdescription.h>}. + A shader typically has a set of inputs and outputs. A vertex shader for example has a number of input variables and may use one or more uniform buffers to access data (e.g. a modelview matrix) provided by the @@ -51,8 +62,6 @@ QT_BEGIN_NAMESPACE float opacity; } ubuf; - out gl_PerVertex { vec4 gl_Position; }; - void main() { v_color = color; @@ -200,28 +209,179 @@ QT_BEGIN_NAMESPACE \value ImageRect \value ImageBuffer \value Struct + \value Half + \value Half2 + \value Half3 + \value Half4 */ /*! - \class QShaderDescription::InOutVariable - \internal + \enum QShaderDescription::ImageFormat + Image format. + + \value ImageFormatUnknown + \value ImageFormatRgba32f + \value ImageFormatRgba16f + \value ImageFormatR32f + \value ImageFormatRgba8 + \value ImageFormatRgba8Snorm + \value ImageFormatRg32f + \value ImageFormatRg16f + \value ImageFormatR11fG11fB10f + \value ImageFormatR16f + \value ImageFormatRgba16 + \value ImageFormatRgb10A2 + \value ImageFormatRg16 + \value ImageFormatRg8 + \value ImageFormatR16 + \value ImageFormatR8 + \value ImageFormatRgba16Snorm + \value ImageFormatRg16Snorm + \value ImageFormatRg8Snorm + \value ImageFormatR16Snorm + \value ImageFormatR8Snorm + \value ImageFormatRgba32i + \value ImageFormatRgba16i + \value ImageFormatRgba8i + \value ImageFormatR32i + \value ImageFormatRg32i + \value ImageFormatRg16i + \value ImageFormatRg8i + \value ImageFormatR16i + \value ImageFormatR8i + \value ImageFormatRgba32ui + \value ImageFormatRgba16ui + \value ImageFormatRgba8ui + \value ImageFormatR32ui + \value ImageFormatRgb10a2ui + \value ImageFormatRg32ui + \value ImageFormatRg16ui + \value ImageFormatRg8ui + \value ImageFormatR16ui + \value ImageFormatR8ui + */ + +/*! + \enum QShaderDescription::ImageFlag + Image flags. + + \value ReadOnlyImage + \value WriteOnlyImage + */ + +/*! + \enum QShaderDescription::QualifierFlag + Qualifier flags. + + \value QualifierReadOnly + \value QualifierWriteOnly + \value QualifierCoherent + \value QualifierVolatile + \value QualifierRestrict + */ + +/*! + \struct QShaderDescription::InOutVariable \inmodule QtGui + \since 6.6 \brief Describes an input or output variable in the shader. + + \note This is a RHI API with limited compatibility guarantees, see \l QShaderDescription + for details. */ /*! - \class QShaderDescription::BlockVariable - \internal + \variable QShaderDescription::InOutVariable::name + */ + +/*! + \variable QShaderDescription::InOutVariable::type + */ + +/*! + \variable QShaderDescription::InOutVariable::location + */ + +/*! + \variable QShaderDescription::InOutVariable::binding + */ + +/*! + \variable QShaderDescription::InOutVariable::descriptorSet + */ + +/*! + \variable QShaderDescription::InOutVariable::imageFormat + */ + +/*! + \variable QShaderDescription::InOutVariable::imageFlags + */ + +/*! + \variable QShaderDescription::InOutVariable::arrayDims + */ + +/*! + \variable QShaderDescription::InOutVariable::perPatch + */ + +/*! + \variable QShaderDescription::InOutVariable::structMembers + */ + +/*! + \struct QShaderDescription::BlockVariable \inmodule QtGui + \since 6.6 \brief Describes a member of a uniform or push constant block. + + \note This is a RHI API with limited compatibility guarantees, see \l QShaderDescription + for details. */ /*! - \class QShaderDescription::UniformBlock - \internal + \variable QShaderDescription::BlockVariable::name + */ + +/*! + \variable QShaderDescription::BlockVariable::type + */ + +/*! + \variable QShaderDescription::BlockVariable::offset + */ + +/*! + \variable QShaderDescription::BlockVariable::size + */ + +/*! + \variable QShaderDescription::BlockVariable::arrayDims + */ + +/*! + \variable QShaderDescription::BlockVariable::arrayStride + */ + +/*! + \variable QShaderDescription::BlockVariable::matrixStride + */ + +/*! + \variable QShaderDescription::BlockVariable::matrixIsRowMajor + */ + +/*! + \variable QShaderDescription::BlockVariable::structMembers + */ + +/*! + \struct QShaderDescription::UniformBlock \inmodule QtGui + \since 6.6 \brief Describes a uniform block. @@ -229,22 +389,157 @@ QT_BEGIN_NAMESPACE (like GLSL 120 or GLSL/ES 100), uniform blocks are replaced with ordinary uniforms in a struct. The name of the struct, and so the prefix for the uniforms generated from the block members, is given by structName. + + \note This is a RHI API with limited compatibility guarantees, see \l QShaderDescription + for details. */ /*! - \class QShaderDescription::PushConstantBlock - \internal + \variable QShaderDescription::UniformBlock::blockName + */ + +/*! + \variable QShaderDescription::UniformBlock::structName + */ + +/*! + \variable QShaderDescription::UniformBlock::size + */ + +/*! + \variable QShaderDescription::UniformBlock::binding + */ + +/*! + \variable QShaderDescription::UniformBlock::descriptorSet + */ + +/*! + \variable QShaderDescription::UniformBlock::members + */ + +/*! + \struct QShaderDescription::PushConstantBlock \inmodule QtGui + \since 6.6 \brief Describes a push constant block. + + \note This is a RHI API with limited compatibility guarantees, see \l QShaderDescription + for details. */ /*! - \class QShaderDescription::StorageBlock - \internal + \variable QShaderDescription::PushConstantBlock::name + */ + +/*! + \variable QShaderDescription::PushConstantBlock::size + */ + +/*! + \variable QShaderDescription::PushConstantBlock::members + */ + +/*! + \struct QShaderDescription::StorageBlock \inmodule QtGui + \since 6.6 \brief Describes a shader storage block. + + \note This is a RHI API with limited compatibility guarantees, see \l QShaderDescription + for details. + */ + +/*! + \variable QShaderDescription::StorageBlock::blockName + */ + +/*! + \variable QShaderDescription::StorageBlock::instanceName + */ + +/*! + \variable QShaderDescription::StorageBlock::knownSize + */ + +/*! + \variable QShaderDescription::StorageBlock::binding + */ + +/*! + \variable QShaderDescription::StorageBlock::descriptorSet + */ + +/*! + \variable QShaderDescription::StorageBlock::members + */ + +/*! + \variable QShaderDescription::StorageBlock::runtimeArrayStride + */ + +/*! + \variable QShaderDescription::StorageBlock::qualifierFlags + */ + +/*! + \struct QShaderDescription::BuiltinVariable + \inmodule QtGui + \since 6.6 + + \brief Describes a built-in variable. + + \note This is a RHI API with limited compatibility guarantees, see \l QShaderDescription + for details. + */ + +/*! + \variable QShaderDescription::BuiltinVariable::type + */ + +/*! + \variable QShaderDescription::BuiltinVariable::varType + */ + +/*! + \variable QShaderDescription::BuiltinVariable::arrayDims + */ + +/*! + \enum QShaderDescription::BuiltinType + Built-in variable type. + + \value PositionBuiltin + \value PointSizeBuiltin + \value ClipDistanceBuiltin + \value CullDistanceBuiltin + \value VertexIdBuiltin + \value InstanceIdBuiltin + \value PrimitiveIdBuiltin + \value InvocationIdBuiltin + \value LayerBuiltin + \value ViewportIndexBuiltin + \value TessLevelOuterBuiltin + \value TessLevelInnerBuiltin + \value TessCoordBuiltin + \value PatchVerticesBuiltin + \value FragCoordBuiltin + \value PointCoordBuiltin + \value FrontFacingBuiltin + \value SampleIdBuiltin + \value SamplePositionBuiltin + \value SampleMaskBuiltin + \value FragDepthBuiltin + \value NumWorkGroupsBuiltin + \value WorkgroupSizeBuiltin + \value WorkgroupIdBuiltin + \value LocalInvocationIdBuiltin + \value GlobalInvocationIdBuiltin + \value LocalInvocationIndexBuiltin + \value VertexIndexBuiltin + \value InstanceIndexBuiltin */ /*! @@ -267,7 +562,7 @@ void QShaderDescription::detach() } /*! - \internal + Constructs a copy of \a other. */ QShaderDescription::QShaderDescription(const QShaderDescription &other) : d(other.d) @@ -276,7 +571,7 @@ QShaderDescription::QShaderDescription(const QShaderDescription &other) } /*! - \internal + Assigns \a other to this object. */ QShaderDescription &QShaderDescription::operator=(const QShaderDescription &other) { @@ -574,7 +869,7 @@ uint QShaderDescription::tessellationOutputVertexCount() const \value UnknownTessellationMode \value TrianglesTessellationMode \value QuadTessellationMode - \value IsolinesTessellationMode + \value IsolineTessellationMode */ /*! |