C Specification
The VkPhysicalDeviceFloatControlsProperties structure is defined as:
// Provided by VK_VERSION_1_2
typedef struct VkPhysicalDeviceFloatControlsProperties {
    VkStructureType                      sType;
    void*                                pNext;
    VkShaderFloatControlsIndependence    denormBehaviorIndependence;
    VkShaderFloatControlsIndependence    roundingModeIndependence;
    VkBool32                             shaderSignedZeroInfNanPreserveFloat16;
    VkBool32                             shaderSignedZeroInfNanPreserveFloat32;
    VkBool32                             shaderSignedZeroInfNanPreserveFloat64;
    VkBool32                             shaderDenormPreserveFloat16;
    VkBool32                             shaderDenormPreserveFloat32;
    VkBool32                             shaderDenormPreserveFloat64;
    VkBool32                             shaderDenormFlushToZeroFloat16;
    VkBool32                             shaderDenormFlushToZeroFloat32;
    VkBool32                             shaderDenormFlushToZeroFloat64;
    VkBool32                             shaderRoundingModeRTEFloat16;
    VkBool32                             shaderRoundingModeRTEFloat32;
    VkBool32                             shaderRoundingModeRTEFloat64;
    VkBool32                             shaderRoundingModeRTZFloat16;
    VkBool32                             shaderRoundingModeRTZFloat32;
    VkBool32                             shaderRoundingModeRTZFloat64;
} VkPhysicalDeviceFloatControlsProperties;or the equivalent
// Provided by VK_KHR_shader_float_controls
typedef VkPhysicalDeviceFloatControlsProperties VkPhysicalDeviceFloatControlsPropertiesKHR;Members
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sTypeis a VkStructureType value identifying this structure.
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pNextisNULLor a pointer to a structure extending this structure.
Description
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denormBehaviorIndependenceis a VkShaderFloatControlsIndependence value indicating whether, and how, denorm behavior can be set independently for different bit widths.
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roundingModeIndependenceis a VkShaderFloatControlsIndependence value indicating whether, and how, rounding modes can be set independently for different bit widths.
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shaderSignedZeroInfNanPreserveFloat16is a boolean value indicating whether sign of a zero, Nans and can be preserved in 16-bit floating-point computations. It also indicates whether theSignedZeroInfNanPreserveexecution mode can be used for 16-bit floating-point types.
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shaderSignedZeroInfNanPreserveFloat32is a boolean value indicating whether sign of a zero, Nans and can be preserved in 32-bit floating-point computations. It also indicates whether theSignedZeroInfNanPreserveexecution mode can be used for 32-bit floating-point types.
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shaderSignedZeroInfNanPreserveFloat64is a boolean value indicating whether sign of a zero, Nans and can be preserved in 64-bit floating-point computations. It also indicates whether theSignedZeroInfNanPreserveexecution mode can be used for 64-bit floating-point types.
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shaderDenormPreserveFloat16is a boolean value indicating whether denormals can be preserved in 16-bit floating-point computations. It also indicates whether theDenormPreserveexecution mode can be used for 16-bit floating-point types.
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shaderDenormPreserveFloat32is a boolean value indicating whether denormals can be preserved in 32-bit floating-point computations. It also indicates whether theDenormPreserveexecution mode can be used for 32-bit floating-point types.
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shaderDenormPreserveFloat64is a boolean value indicating whether denormals can be preserved in 64-bit floating-point computations. It also indicates whether theDenormPreserveexecution mode can be used for 64-bit floating-point types.
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shaderDenormFlushToZeroFloat16is a boolean value indicating whether denormals can be flushed to zero in 16-bit floating-point computations. It also indicates whether theDenormFlushToZeroexecution mode can be used for 16-bit floating-point types.
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shaderDenormFlushToZeroFloat32is a boolean value indicating whether denormals can be flushed to zero in 32-bit floating-point computations. It also indicates whether theDenormFlushToZeroexecution mode can be used for 32-bit floating-point types.
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shaderDenormFlushToZeroFloat64is a boolean value indicating whether denormals can be flushed to zero in 64-bit floating-point computations. It also indicates whether theDenormFlushToZeroexecution mode can be used for 64-bit floating-point types.
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shaderRoundingModeRTEFloat16is a boolean value indicating whether an implementation supports the round-to-nearest-even rounding mode for 16-bit floating-point arithmetic and conversion instructions. It also indicates whether theRoundingModeRTEexecution mode can be used for 16-bit floating-point types.
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shaderRoundingModeRTEFloat32is a boolean value indicating whether an implementation supports the round-to-nearest-even rounding mode for 32-bit floating-point arithmetic and conversion instructions. It also indicates whether theRoundingModeRTEexecution mode can be used for 32-bit floating-point types.
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shaderRoundingModeRTEFloat64is a boolean value indicating whether an implementation supports the round-to-nearest-even rounding mode for 64-bit floating-point arithmetic and conversion instructions. It also indicates whether theRoundingModeRTEexecution mode can be used for 64-bit floating-point types.
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shaderRoundingModeRTZFloat16is a boolean value indicating whether an implementation supports the round-towards-zero rounding mode for 16-bit floating-point arithmetic and conversion instructions. It also indicates whether theRoundingModeRTZexecution mode can be used for 16-bit floating-point types.
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shaderRoundingModeRTZFloat32is a boolean value indicating whether an implementation supports the round-towards-zero rounding mode for 32-bit floating-point arithmetic and conversion instructions. It also indicates whether theRoundingModeRTZexecution mode can be used for 32-bit floating-point types.
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shaderRoundingModeRTZFloat64is a boolean value indicating whether an implementation supports the round-towards-zero rounding mode for 64-bit floating-point arithmetic and conversion instructions. It also indicates whether theRoundingModeRTZexecution mode can be used for 64-bit floating-point types.
If the VkPhysicalDeviceFloatControlsProperties structure is included in the pNext chain of the
VkPhysicalDeviceProperties2 structure passed to
vkGetPhysicalDeviceProperties2, it is filled in with each
corresponding implementation-dependent property.
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.