QRenderCapabilities Class

class Qt3DRender::QRenderCapabilities

The QRenderCapabilities class holds settings related to available rendering engines. More...

Header:	#include <QRenderCapabilities>
CMake:	find_package(Qt6 REQUIRED COMPONENTS 3drender) target_link_libraries(mytarget PRIVATE Qt6::3drender)
qmake:	QT += 3drender
Since:	Qt 5.15
Instantiated By:	RenderCapabilities
Inherits:	QObject

List of all members, including inherited members

Properties

api : const API
driverVersion : const QString
extensions : const QStringList
glslVersion : const QString
majorVersion : const int
maxComputeInvocations : const int
maxComputeSharedMemorySize : const int
maxImageUnits : const int
maxSSBOBindings : const int
maxSSBOSize : const int
maxSamples : const int
maxTextureLayers : const int
maxTextureSize : const int
maxTextureUnits : const int
maxUBOBindings : const int
maxUBOSize : const int

maxWorkGroupCountX : const int
maxWorkGroupCountY : const int
maxWorkGroupCountZ : const int
maxWorkGroupSizeX : const int
maxWorkGroupSizeY : const int
maxWorkGroupSizeZ : const int
minorVersion : const int
profile : const Profile
renderer : const QString
supportsCompute : const bool
supportsImageStore : const bool
supportsSSBO : const bool
supportsUBO : const bool
valid : const bool
vendor : const QString

Public Functions

Qt3DRender::QRenderCapabilities::API	api() const
QString	driverVersion() const
QStringList	extensions() const
QString	glslVersion() const
bool	isValid() const
int	majorVersion() const
int	maxComputeInvocations() const
int	maxComputeSharedMemorySize() const
int	maxImageUnits() const
int	maxSSBOBindings() const
int	maxSSBOSize() const
int	maxSamples() const
int	maxTextureLayers() const
int	maxTextureSize() const
int	maxTextureUnits() const
int	maxUBOBindings() const
int	maxUBOSize() const
int	maxWorkGroupCountX() const
int	maxWorkGroupCountY() const
int	maxWorkGroupCountZ() const
int	maxWorkGroupSizeX() const
int	maxWorkGroupSizeY() const
int	maxWorkGroupSizeZ() const
int	minorVersion() const
Qt3DRender::QRenderCapabilities::Profile	profile() const
QString	renderer() const
bool	supportsCompute() const
bool	supportsImageStore() const
bool	supportsSSBO() const
bool	supportsUBO() const
QString	vendor() const

Detailed Description

QRenderCapabilities provides details of graphical features that are available at runtime. It can be used to decide which code path to use for some algorithms, for example, depending on whether compute shaders are available or not.

Property Documentation

`[read-only]` api : const API

Returns which API is currently in use.

Access functions:

Qt3DRender::QRenderCapabilities::API api() const

`[read-only]` driverVersion : const QString

Returns the driver version string.

Access functions:

QString driverVersion() const

`[read-only]` extensions : const QStringList

Returns the list of extensions currently available.

Access functions:

QStringList extensions() const

`[read-only]` glslVersion : const QString

Returns the GLSL version string.

Access functions:

QString glslVersion() const

`[read-only]` majorVersion : const int

Returns the major version number currently in use.

Access functions:

int	majorVersion() const

`[read-only]` maxComputeInvocations : const int

Returns the maximum number of Compute Shaders available.

Access functions:

int	maxComputeInvocations() const

`[read-only]` maxComputeSharedMemorySize : const int

Returns the maximum amount of shared memory available for Compute Shaders.

Access functions:

int	maxComputeSharedMemorySize() const

`[read-only]` maxImageUnits : const int

Returns the maximum number of available image units.

Access functions:

int	maxImageUnits() const

`[read-only]` maxSSBOBindings : const int

Returns the maximum number of available SSBO binding points, if supported.

Access functions:

int	maxSSBOBindings() const

`[read-only]` maxSSBOSize : const int

Returns the maximum size of SSBOs, if available.

Access functions:

int	maxSSBOSize() const

`[read-only]` maxSamples : const int

Returns the maximum number of samples available for MSAA.

Access functions:

int	maxSamples() const

`[read-only]` maxTextureLayers : const int

Returns the number of available texture layers.

Access functions:

int	maxTextureLayers() const

`[read-only]` maxTextureSize : const int

Returns the maximum size of textures.

Access functions:

int	maxTextureSize() const

`[read-only]` maxTextureUnits : const int

Returns the number of available texture units.

Access functions:

int	maxTextureUnits() const

`[read-only]` maxUBOBindings : const int

Returns the maximum number of available UBO binding points, if supported.

Access functions:

int	maxUBOBindings() const

`[read-only]` maxUBOSize : const int

Returns the maximum size of UBOs, if supported.

Access functions:

int	maxUBOSize() const

`[read-only]` maxWorkGroupCountX : const int

Returns the maximum number of available Compute Shader workgroups in the X axis.

Access functions:

int	maxWorkGroupCountX() const

`[read-only]` maxWorkGroupCountY : const int

Returns the maximum number of available Compute Shader workgroups in the Y axis.

Access functions:

int	maxWorkGroupCountY() const

`[read-only]` maxWorkGroupCountZ : const int

Returns the maximum number of available Compute Shader workgroups in the Z axis.

Access functions:

int	maxWorkGroupCountZ() const

`[read-only]` maxWorkGroupSizeX : const int

Returns the maximum size of Compute Shader local workgroups in the X axis.

Access functions:

int	maxWorkGroupSizeX() const

`[read-only]` maxWorkGroupSizeY : const int

Returns the maximum size of Compute Shader local workgroups in the Y axis.

Access functions:

int	maxWorkGroupSizeY() const

`[read-only]` maxWorkGroupSizeZ : const int

Returns the maximum size of Compute Shader local workgroups in the Z axis.

Access functions:

int	maxWorkGroupSizeZ() const

`[read-only]` minorVersion : const int

Returns the minor version number currently in use.

Access functions:

int	minorVersion() const

`[read-only]` profile : const Profile

Returns which profile (if applicable) is currently in use.

Access functions:

Qt3DRender::QRenderCapabilities::Profile profile() const

`[read-only]` renderer : const QString

Returns the device identification string.

Access functions:

QString renderer() const

`[read-only]` supportsCompute : const bool

Returns true if Compute Shaders are supported.

Access functions:

bool	supportsCompute() const

`[read-only]` supportsImageStore : const bool

Returns true if Image Store operations are supported.

Access functions:

bool	supportsImageStore() const

`[read-only]` supportsSSBO : const bool

Returns true if SSBOs are supported.

Access functions:

bool	supportsSSBO() const

`[read-only]` supportsUBO : const bool

Returns true if UBOs are supported.

Access functions:

bool	supportsUBO() const

`[read-only]` valid : const bool

true if the data is valid, otherwise Qt 3D failed to query the available hardware.

Access functions:

bool	isValid() const

`[read-only]` vendor : const QString

Returns the vendor identification string.

Access functions:

QString vendor() const

Contents

QRenderCapabilities Class

Properties

Public Functions

Detailed Description

Property Documentation

[read-only] api : const API

[read-only] driverVersion : const QString

[read-only] extensions : const QStringList

[read-only] glslVersion : const QString

[read-only] majorVersion : const int

[read-only] maxComputeInvocations : const int

[read-only] maxComputeSharedMemorySize : const int

[read-only] maxImageUnits : const int

[read-only] maxSSBOBindings : const int

[read-only] maxSSBOSize : const int

[read-only] maxSamples : const int

[read-only] maxTextureLayers : const int

[read-only] maxTextureSize : const int

[read-only] maxTextureUnits : const int

[read-only] maxUBOBindings : const int

[read-only] maxUBOSize : const int

[read-only] maxWorkGroupCountX : const int

[read-only] maxWorkGroupCountY : const int

[read-only] maxWorkGroupCountZ : const int

[read-only] maxWorkGroupSizeX : const int

[read-only] maxWorkGroupSizeY : const int

[read-only] maxWorkGroupSizeZ : const int

[read-only] minorVersion : const int

[read-only] profile : const Profile

[read-only] renderer : const QString

[read-only] supportsCompute : const bool

[read-only] supportsImageStore : const bool

[read-only] supportsSSBO : const bool

[read-only] supportsUBO : const bool

[read-only] valid : const bool

[read-only] vendor : const QString

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`[read-only]` api : const API

`[read-only]` driverVersion : const QString

`[read-only]` extensions : const QStringList

`[read-only]` glslVersion : const QString

`[read-only]` majorVersion : const int

`[read-only]` maxComputeInvocations : const int

`[read-only]` maxComputeSharedMemorySize : const int

`[read-only]` maxImageUnits : const int

`[read-only]` maxSSBOBindings : const int

`[read-only]` maxSSBOSize : const int

`[read-only]` maxSamples : const int

`[read-only]` maxTextureLayers : const int

`[read-only]` maxTextureSize : const int

`[read-only]` maxTextureUnits : const int

`[read-only]` maxUBOBindings : const int

`[read-only]` maxUBOSize : const int

`[read-only]` maxWorkGroupCountX : const int

`[read-only]` maxWorkGroupCountY : const int

`[read-only]` maxWorkGroupCountZ : const int

`[read-only]` maxWorkGroupSizeX : const int

`[read-only]` maxWorkGroupSizeY : const int

`[read-only]` maxWorkGroupSizeZ : const int

`[read-only]` minorVersion : const int

`[read-only]` profile : const Profile

`[read-only]` renderer : const QString

`[read-only]` supportsCompute : const bool

`[read-only]` supportsImageStore : const bool

`[read-only]` supportsSSBO : const bool

`[read-only]` supportsUBO : const bool

`[read-only]` valid : const bool

`[read-only]` vendor : const QString