内容

• 特性
• 公共函数
• 详细描述

QRenderCapabilities Class

class Qt3DRender ::QRenderCapabilities

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

头：	#include <QRenderCapabilities>
Since:	Qt 5.15
实例化：	RenderCapabilities
继承：	QObject

该类在 Qt 5.15 引入。

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特性

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

公共函数

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

详细描述

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.

特性文档编制

api : const API

Returns which API is currently in use.

访问函数：

Qt3DRender::QRenderCapabilities::API

api () const

driverVersion : const QString

Returns the driver version string.

访问函数：

QString

driverVersion () const

extensions : const QStringList

Returns the list of extensions currently available.

访问函数：

QStringList

extensions () const

glslVersion : const QString

Returns the GLSL version string.

访问函数：

QString

glslVersion () const

majorVersion : const int

Returns the major version number currently in use.

访问函数：

int	majorVersion () const

maxComputeInvocations : const int

Returns the maximum number of Compute Shaders available.

访问函数：

int	maxComputeInvocations () const

maxComputeSharedMemorySize : const int

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

访问函数：

int	maxComputeSharedMemorySize () const

maxImageUnits : const int

Returns the maximum number of available image units.

访问函数：

int	maxImageUnits () const

maxSSBOBindings : const int

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

访问函数：

int	maxSSBOBindings () const

maxSSBOSize : const int

Returns the maximum size of SSBOs, if available.

访问函数：

int	maxSSBOSize () const

maxSamples : const int

Returns the maximum number of samples available for MSAA.

访问函数：

int	maxSamples () const

maxTextureLayers : const int

Returns the number of available texture layers.

访问函数：

int	maxTextureLayers () const

maxTextureSize : const int

Returns the maximum size of textures.

访问函数：

int	maxTextureSize () const

maxTextureUnits : const int

Returns the number of available texture units.

访问函数：

int	maxTextureUnits () const

maxUBOBindings : const int

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

访问函数：

int	maxUBOBindings () const

maxUBOSize : const int

Returns the maximum size of UBOs, if supported.

访问函数：

int	maxUBOSize () const

maxWorkGroupCountX : const int

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

访问函数：

int	maxWorkGroupCountX () const

maxWorkGroupCountY : const int

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

访问函数：

int	maxWorkGroupCountY () const

maxWorkGroupCountZ : const int

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

访问函数：

int	maxWorkGroupCountZ () const

maxWorkGroupSizeX : const int

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

访问函数：

int	maxWorkGroupSizeX () const

maxWorkGroupSizeY : const int

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

访问函数：

int	maxWorkGroupSizeY () const

maxWorkGroupSizeZ : const int

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

访问函数：

int	maxWorkGroupSizeZ () const

minorVersion : const int

Returns the minor version number currently in use.

访问函数：

int	minorVersion () const

profile : const Profile

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

访问函数：

Qt3DRender::QRenderCapabilities::Profile

profile () const

renderer : const QString

Returns the device identification string.

访问函数：

QString

renderer () const

supportsCompute : const bool

Returns true if Compute Shaders are supported.

访问函数：

bool	supportsCompute () const

supportsImageStore : const bool

Returns true if Image Store operations are supported.

访问函数：

bool	supportsImageStore () const

supportsSSBO : const bool

Returns true if SSBOs are supported.

访问函数：

bool	supportsSSBO () const

supportsUBO : const bool

Returns true if UBOs are supported.

访问函数：

bool	supportsUBO () const

valid : const bool

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

访问函数：

bool	isValid () const

vendor : const QString

Returns the vendor identification string.

访问函数：

QString

vendor () const