C Specification

VkBool32 represents boolean True and False values, since C does not have a sufficiently portable built-in boolean type:

// Provided by VK_VERSION_1_0
typedef uint32_t VkBool32;

Description

VK_TRUE represents a boolean True (unsigned integer 1) value, and VK_FALSE a boolean False (unsigned integer 0) value.

All values returned from a Vulkan implementation in a VkBool32 will be either VK_TRUE or VK_FALSE.

Applications must not pass any other values than VK_TRUE or VK_FALSE into a Vulkan implementation where a VkBool32 is expected.

See Also

VK_FALSE, VK_TRUE, VK_VERSION_1_0, VkAccelerationStructureGeometryInstancesDataKHR, VkColorBlendAdvancedEXT, VkCommandBufferInheritanceConditionalRenderingInfoEXT, VkCommandBufferInheritanceInfo, VkCommandBufferInheritanceViewportScissorInfoNV, VkDedicatedAllocationBufferCreateInfoNV, VkDedicatedAllocationImageCreateInfoNV, VkDescriptorSetLayoutSupport, VkDisplayNativeHdrSurfaceCapabilitiesAMD, VkDisplayPresentInfoKHR, VkDisplayPropertiesKHR, VkFilterCubicImageViewImageFormatPropertiesEXT, VkIndirectCommandsLayoutTokenNV, VkMemoryDedicatedRequirements, VkMicromapBuildSizesInfoEXT, VkMultisampledRenderToSingleSampledInfoEXT, VkMultiviewPerViewAttributesInfoNVX, VkPerformanceOverrideInfoINTEL, VkPerformanceValueDataINTEL, VkPhysicalDevice16BitStorageFeatures, VkPhysicalDevice4444FormatsFeaturesEXT, VkPhysicalDevice8BitStorageFeatures, VkPhysicalDeviceASTCDecodeFeaturesEXT, VkPhysicalDeviceAccelerationStructureFeaturesKHR, VkPhysicalDeviceAddressBindingReportFeaturesEXT, VkPhysicalDeviceAmigoProfilingFeaturesSEC, VkPhysicalDeviceAttachmentFeedbackLoopDynamicStateFeaturesEXT, VkPhysicalDeviceAttachmentFeedbackLoopLayoutFeaturesEXT, VkPhysicalDeviceBlendOperationAdvancedFeaturesEXT, VkPhysicalDeviceBlendOperationAdvancedPropertiesEXT, VkPhysicalDeviceBorderColorSwizzleFeaturesEXT, VkPhysicalDeviceBufferDeviceAddressFeatures, VkPhysicalDeviceBufferDeviceAddressFeaturesEXT, VkPhysicalDeviceClusterCullingShaderFeaturesHUAWEI, VkPhysicalDeviceCoherentMemoryFeaturesAMD, VkPhysicalDeviceColorWriteEnableFeaturesEXT, VkPhysicalDeviceComputeShaderDerivativesFeaturesNV, VkPhysicalDeviceConditionalRenderingFeaturesEXT, VkPhysicalDeviceConservativeRasterizationPropertiesEXT, VkPhysicalDeviceCooperativeMatrixFeaturesNV, VkPhysicalDeviceCopyMemoryIndirectFeaturesNV, VkPhysicalDeviceCornerSampledImageFeaturesNV, VkPhysicalDeviceCoverageReductionModeFeaturesNV, VkPhysicalDeviceCustomBorderColorFeaturesEXT, VkPhysicalDeviceDedicatedAllocationImageAliasingFeaturesNV, VkPhysicalDeviceDepthClampZeroOneFeaturesEXT, VkPhysicalDeviceDepthClipControlFeaturesEXT, VkPhysicalDeviceDepthClipEnableFeaturesEXT, VkPhysicalDeviceDepthStencilResolveProperties, VkPhysicalDeviceDescriptorBufferFeaturesEXT, VkPhysicalDeviceDescriptorBufferPropertiesEXT, VkPhysicalDeviceDescriptorIndexingFeatures, VkPhysicalDeviceDescriptorIndexingProperties, VkPhysicalDeviceDescriptorSetHostMappingFeaturesVALVE, VkPhysicalDeviceDeviceGeneratedCommandsFeaturesNV, VkPhysicalDeviceDeviceMemoryReportFeaturesEXT, VkPhysicalDeviceDiagnosticsConfigFeaturesNV, VkPhysicalDeviceDisplacementMicromapFeaturesNV, VkPhysicalDeviceDrmPropertiesEXT, VkPhysicalDeviceDynamicRenderingFeatures, VkPhysicalDeviceDynamicRenderingUnusedAttachmentsFeaturesEXT, VkPhysicalDeviceExclusiveScissorFeaturesNV, VkPhysicalDeviceExtendedDynamicState2FeaturesEXT, VkPhysicalDeviceExtendedDynamicState3FeaturesEXT, VkPhysicalDeviceExtendedDynamicState3PropertiesEXT, VkPhysicalDeviceExtendedDynamicStateFeaturesEXT, VkPhysicalDeviceExternalMemoryRDMAFeaturesNV, VkPhysicalDeviceFaultFeaturesEXT, VkPhysicalDeviceFeatures, VkPhysicalDeviceFloatControlsProperties, VkPhysicalDeviceFragmentDensityMap2FeaturesEXT, VkPhysicalDeviceFragmentDensityMap2PropertiesEXT, VkPhysicalDeviceFragmentDensityMapFeaturesEXT, VkPhysicalDeviceFragmentDensityMapOffsetFeaturesQCOM, VkPhysicalDeviceFragmentDensityMapPropertiesEXT, VkPhysicalDeviceFragmentShaderBarycentricFeaturesKHR, VkPhysicalDeviceFragmentShaderBarycentricPropertiesKHR, VkPhysicalDeviceFragmentShaderInterlockFeaturesEXT, VkPhysicalDeviceFragmentShadingRateEnumsFeaturesNV, VkPhysicalDeviceFragmentShadingRateFeaturesKHR, VkPhysicalDeviceFragmentShadingRatePropertiesKHR, VkPhysicalDeviceGlobalPriorityQueryFeaturesKHR, VkPhysicalDeviceGraphicsPipelineLibraryFeaturesEXT, VkPhysicalDeviceGraphicsPipelineLibraryPropertiesEXT, VkPhysicalDeviceGroupProperties, VkPhysicalDeviceHostQueryResetFeatures, VkPhysicalDeviceIDProperties, VkPhysicalDeviceImage2DViewOf3DFeaturesEXT, VkPhysicalDeviceImageCompressionControlFeaturesEXT, VkPhysicalDeviceImageCompressionControlSwapchainFeaturesEXT, VkPhysicalDeviceImageProcessingFeaturesQCOM, VkPhysicalDeviceImageRobustnessFeatures, VkPhysicalDeviceImageSlicedViewOf3DFeaturesEXT, VkPhysicalDeviceImageViewMinLodFeaturesEXT, VkPhysicalDeviceImagelessFramebufferFeatures, VkPhysicalDeviceIndexTypeUint8FeaturesEXT, VkPhysicalDeviceInheritedViewportScissorFeaturesNV, VkPhysicalDeviceInlineUniformBlockFeatures, VkPhysicalDeviceInvocationMaskFeaturesHUAWEI, VkPhysicalDeviceLegacyDitheringFeaturesEXT, VkPhysicalDeviceLimits, VkPhysicalDeviceLineRasterizationFeaturesEXT, VkPhysicalDeviceLinearColorAttachmentFeaturesNV, VkPhysicalDeviceMaintenance4Features, VkPhysicalDeviceMemoryDecompressionFeaturesNV, VkPhysicalDeviceMemoryPriorityFeaturesEXT, VkPhysicalDeviceMeshShaderFeaturesEXT, VkPhysicalDeviceMeshShaderFeaturesNV, VkPhysicalDeviceMeshShaderPropertiesEXT, VkPhysicalDeviceMultiDrawFeaturesEXT, VkPhysicalDeviceMultisampledRenderToSingleSampledFeaturesEXT, VkPhysicalDeviceMultiviewFeatures, VkPhysicalDeviceMultiviewPerViewAttributesPropertiesNVX, VkPhysicalDeviceMultiviewPerViewRenderAreasFeaturesQCOM, VkPhysicalDeviceMultiviewPerViewViewportsFeaturesQCOM, VkPhysicalDeviceMutableDescriptorTypeFeaturesEXT, VkPhysicalDeviceNonSeamlessCubeMapFeaturesEXT, VkPhysicalDeviceOpacityMicromapFeaturesEXT, VkPhysicalDeviceOpticalFlowFeaturesNV, VkPhysicalDeviceOpticalFlowPropertiesNV, VkPhysicalDevicePageableDeviceLocalMemoryFeaturesEXT, VkPhysicalDevicePerformanceQueryFeaturesKHR, VkPhysicalDevicePerformanceQueryPropertiesKHR, VkPhysicalDevicePipelineCreationCacheControlFeatures, VkPhysicalDevicePipelineExecutablePropertiesFeaturesKHR, VkPhysicalDevicePipelineLibraryGroupHandlesFeaturesEXT, VkPhysicalDevicePipelinePropertiesFeaturesEXT, VkPhysicalDevicePipelineProtectedAccessFeaturesEXT, VkPhysicalDevicePipelineRobustnessFeaturesEXT, VkPhysicalDevicePortabilitySubsetFeaturesKHR, VkPhysicalDevicePresentBarrierFeaturesNV, VkPhysicalDevicePresentIdFeaturesKHR, VkPhysicalDevicePresentWaitFeaturesKHR, VkPhysicalDevicePrimitiveTopologyListRestartFeaturesEXT, VkPhysicalDevicePrimitivesGeneratedQueryFeaturesEXT, VkPhysicalDevicePrivateDataFeatures, VkPhysicalDeviceProtectedMemoryFeatures, VkPhysicalDeviceProtectedMemoryProperties, VkPhysicalDeviceProvokingVertexFeaturesEXT, VkPhysicalDeviceProvokingVertexPropertiesEXT, VkPhysicalDeviceRGBA10X6FormatsFeaturesEXT, VkPhysicalDeviceRasterizationOrderAttachmentAccessFeaturesEXT, VkPhysicalDeviceRayQueryFeaturesKHR, VkPhysicalDeviceRayTracingInvocationReorderFeaturesNV, VkPhysicalDeviceRayTracingMaintenance1FeaturesKHR, VkPhysicalDeviceRayTracingMotionBlurFeaturesNV, VkPhysicalDeviceRayTracingPipelineFeaturesKHR, VkPhysicalDeviceRayTracingPositionFetchFeaturesKHR, VkPhysicalDeviceRepresentativeFragmentTestFeaturesNV, VkPhysicalDeviceRobustness2FeaturesEXT, VkPhysicalDeviceSampleLocationsPropertiesEXT, VkPhysicalDeviceSamplerFilterMinmaxProperties, VkPhysicalDeviceSamplerYcbcrConversionFeatures, VkPhysicalDeviceScalarBlockLayoutFeatures, VkPhysicalDeviceSeparateDepthStencilLayoutsFeatures, VkPhysicalDeviceShaderAtomicFloat2FeaturesEXT, VkPhysicalDeviceShaderAtomicFloatFeaturesEXT, VkPhysicalDeviceShaderAtomicInt64Features, VkPhysicalDeviceShaderClockFeaturesKHR, VkPhysicalDeviceShaderCoreBuiltinsFeaturesARM, VkPhysicalDeviceShaderDemoteToHelperInvocationFeatures, VkPhysicalDeviceShaderDrawParametersFeatures, VkPhysicalDeviceShaderEarlyAndLateFragmentTestsFeaturesAMD, VkPhysicalDeviceShaderFloat16Int8Features, VkPhysicalDeviceShaderImageAtomicInt64FeaturesEXT, VkPhysicalDeviceShaderImageFootprintFeaturesNV, VkPhysicalDeviceShaderIntegerDotProductFeatures, VkPhysicalDeviceShaderIntegerDotProductProperties, VkPhysicalDeviceShaderIntegerFunctions2FeaturesINTEL, VkPhysicalDeviceShaderModuleIdentifierFeaturesEXT, VkPhysicalDeviceShaderObjectFeaturesEXT, VkPhysicalDeviceShaderSMBuiltinsFeaturesNV, VkPhysicalDeviceShaderSubgroupExtendedTypesFeatures, VkPhysicalDeviceShaderSubgroupUniformControlFlowFeaturesKHR, VkPhysicalDeviceShaderTerminateInvocationFeatures, VkPhysicalDeviceShaderTileImageFeaturesEXT, VkPhysicalDeviceShaderTileImagePropertiesEXT, VkPhysicalDeviceShadingRateImageFeaturesNV, VkPhysicalDeviceSparseProperties, VkPhysicalDeviceSubgroupProperties, VkPhysicalDeviceSubgroupSizeControlFeatures, VkPhysicalDeviceSubpassMergeFeedbackFeaturesEXT, VkPhysicalDeviceSubpassShadingFeaturesHUAWEI, VkPhysicalDeviceSwapchainMaintenance1FeaturesEXT, VkPhysicalDeviceSynchronization2Features, VkPhysicalDeviceTexelBufferAlignmentFeaturesEXT, VkPhysicalDeviceTexelBufferAlignmentProperties, VkPhysicalDeviceTextureCompressionASTCHDRFeatures, VkPhysicalDeviceTilePropertiesFeaturesQCOM, VkPhysicalDeviceTimelineSemaphoreFeatures, VkPhysicalDeviceTransformFeedbackFeaturesEXT, VkPhysicalDeviceTransformFeedbackPropertiesEXT, VkPhysicalDeviceUniformBufferStandardLayoutFeatures, VkPhysicalDeviceVariablePointersFeatures, VkPhysicalDeviceVertexAttributeDivisorFeaturesEXT, VkPhysicalDeviceVertexInputDynamicStateFeaturesEXT, VkPhysicalDeviceVulkan11Features, VkPhysicalDeviceVulkan11Properties, VkPhysicalDeviceVulkan12Features, VkPhysicalDeviceVulkan12Properties, VkPhysicalDeviceVulkan13Features, VkPhysicalDeviceVulkan13Properties, VkPhysicalDeviceVulkanMemoryModelFeatures, VkPhysicalDeviceWorkgroupMemoryExplicitLayoutFeaturesKHR, VkPhysicalDeviceYcbcr2Plane444FormatsFeaturesEXT, VkPhysicalDeviceYcbcrImageArraysFeaturesEXT, VkPhysicalDeviceZeroInitializeWorkgroupMemoryFeatures, VkPipelineColorBlendAdvancedStateCreateInfoEXT, VkPipelineColorBlendAttachmentState, VkPipelineColorBlendStateCreateInfo, VkPipelineColorWriteCreateInfoEXT, VkPipelineCoverageModulationStateCreateInfoNV, VkPipelineCoverageToColorStateCreateInfoNV, VkPipelineDepthStencilStateCreateInfo, VkPipelineExecutableInternalRepresentationKHR, VkPipelineExecutableStatisticValueKHR, VkPipelineInputAssemblyStateCreateInfo, VkPipelineMultisampleStateCreateInfo, VkPipelineRasterizationDepthClipStateCreateInfoEXT, VkPipelineRasterizationLineStateCreateInfoEXT, VkPipelineRasterizationStateCreateInfo, VkPipelineRepresentativeFragmentTestStateCreateInfoNV, VkPipelineSampleLocationsStateCreateInfoEXT, VkPipelineViewportDepthClipControlCreateInfoEXT, VkPipelineViewportShadingRateImageStateCreateInfoNV, VkPipelineViewportWScalingStateCreateInfoNV, VkProtectedSubmitInfo, VkQueueFamilyQueryResultStatusPropertiesKHR, VkRenderPassCreationControlEXT, VkSamplerBorderColorComponentMappingCreateInfoEXT, VkSamplerCreateInfo, VkSamplerYcbcrConversionCreateInfo, VkSubpassResolvePerformanceQueryEXT, VkSurfaceCapabilitiesFullScreenExclusiveEXT, VkSurfaceCapabilitiesPresentBarrierNV, VkSurfaceProtectedCapabilitiesKHR, VkSwapchainCreateInfoKHR, VkSwapchainDisplayNativeHdrCreateInfoAMD, VkSwapchainPresentBarrierCreateInfoNV, VkTextureLODGatherFormatPropertiesAMD, VkVideoEncodeH264CapabilitiesEXT, VkVideoEncodeH264RateControlLayerInfoEXT, VkVideoEncodeH265RateControlLayerInfoEXT, vkCmdBuildAccelerationStructureNV, vkCmdExecuteGeneratedCommandsNV, vkCmdSetAlphaToCoverageEnableEXT, vkCmdSetAlphaToOneEnableEXT, vkCmdSetColorBlendEnableEXT, vkCmdSetColorWriteEnableEXT, vkCmdSetCoverageModulationTableEnableNV, vkCmdSetCoverageToColorEnableNV, vkCmdSetDepthBiasEnable, vkCmdSetDepthBiasEnableEXT, vkCmdSetDepthBoundsTestEnable, vkCmdSetDepthBoundsTestEnableEXT, vkCmdSetDepthClampEnableEXT, vkCmdSetDepthClipEnableEXT, vkCmdSetDepthClipNegativeOneToOneEXT, vkCmdSetDepthTestEnable, vkCmdSetDepthTestEnableEXT, vkCmdSetDepthWriteEnable, vkCmdSetDepthWriteEnableEXT, vkCmdSetDiscardRectangleEnableEXT, vkCmdSetExclusiveScissorEnableNV, vkCmdSetLineStippleEnableEXT, vkCmdSetLogicOpEnableEXT, vkCmdSetPrimitiveRestartEnable, vkCmdSetPrimitiveRestartEnableEXT, vkCmdSetRasterizerDiscardEnable, vkCmdSetRasterizerDiscardEnableEXT, vkCmdSetRepresentativeFragmentTestEnableNV, vkCmdSetSampleLocationsEnableEXT, vkCmdSetShadingRateImageEnableNV, vkCmdSetStencilTestEnable, vkCmdSetStencilTestEnableEXT, vkCmdSetViewportWScalingEnableNV, vkGetPhysicalDeviceSurfaceSupportKHR, vkSetLocalDimmingAMD, vkWaitForFences

Document Notes

For more information, see the Vulkan Specification

This page is extracted from the Vulkan Specification. Fixes and changes should be made to the Specification, not directly.

Copyright 2014-2023 The Khronos Group Inc.

SPDX-License-Identifier: CC-BY-4.0