--- layout: stdlib-reference --- # clamp ## Description Clamp. Returns the specified value clamped to the specified minimum and maximum bounds. ## Signature

/// Requires Capability Set 1:
T clamp<T>(
    T x,
    T minBound,
    T maxBound)
    where T : __BuiltinIntegerType;

/// Requires Capability Set 1:
vector<T, N> clamp<T, N:int>(
    vector<T, N> x,
    vector<T, N> minBound,
    vector<T, N> maxBound)
    where T : __BuiltinIntegerType;

/// Requires Capability Set 1:
matrix<T, N, M> clamp<T, N:int, M:int>(
    matrix<T, N, M> x,
    matrix<T, N, M> minBound,
    matrix<T, N, M> maxBound)
    where T : __BuiltinIntegerType;

/// Requires Capability Set 1:
T clamp<T>(
    T x,
    T minBound,
    T maxBound)
    where T : __BuiltinFloatingPointType;

/// Requires Capability Set 1:
vector<T, N> clamp<T, N:int>(
    vector<T, N> x,
    vector<T, N> minBound,
    vector<T, N> maxBound)
    where T : __BuiltinFloatingPointType;

/// Requires Capability Set 1:
matrix<T, N, M> clamp<T, N:int, M:int>(
    matrix<T, N, M> x,
    matrix<T, N, M> minBound,
    matrix<T, N, M> maxBound)
    where T : __BuiltinFloatingPointType;

/// Requires Capability Set 2:
CoopVec<T, N> clamp<T, N:int>(
    CoopVec<T, N> x,
    CoopVec<T, N> minVal,
    CoopVec<T, N> maxVal)
    where T : __BuiltinFloatingPointType;

/// Requires Capability Set 2:
CoopVec<T, N> clamp<T, N:int>(
    CoopVec<T, N> x,
    CoopVec<T, N> minVal,
    CoopVec<T, N> maxVal)
    where T : __BuiltinIntegerType;

## Generic Parameters #### T: [\_\_BuiltinIntegerType](../interfaces/0_builtinintegertype-029g/index.html) #### N : int #### M : int #### T: [\_\_BuiltinFloatingPointType](../interfaces/0_builtinfloatingpointtype-029hm/index.html) ## Parameters #### x : [T](clamp.html#typeparam-T) The value to clamp. #### minBound : [T](clamp.html#typeparam-T) The minimum bound. #### maxBound : [T](clamp.html#typeparam-T) The maximum bound. #### x : [vector](../types/vector/index.html)\<[T](../types/vector/index.html#typeparam-T), [N](../types/vector/index.html#decl-N)\> The value to clamp. #### minBound : [vector](../types/vector/index.html)\<[T](../types/vector/index.html#typeparam-T), [N](../types/vector/index.html#decl-N)\> The minimum bound. #### maxBound : [vector](../types/vector/index.html)\<[T](../types/vector/index.html#typeparam-T), [N](../types/vector/index.html#decl-N)\> The maximum bound. #### x : [matrix](../types/matrix/index.html)\<[T](../types/matrix/t-0.html), [N](../types/matrix/index.html#decl-N), [M](../types/matrix/index.html#decl-M)\> The value to clamp. #### minBound : [matrix](../types/matrix/index.html)\<[T](../types/matrix/t-0.html), [N](../types/matrix/index.html#decl-N), [M](../types/matrix/index.html#decl-M)\> The minimum bound. #### maxBound : [matrix](../types/matrix/index.html)\<[T](../types/matrix/t-0.html), [N](../types/matrix/index.html#decl-N), [M](../types/matrix/index.html#decl-M)\> The maximum bound. #### x : [CoopVec](../types/coopvec-04/index.html)\<[T](../types/coopvec-04/index.html#typeparam-T), [N](../types/coopvec-04/index.html#decl-N)\> The value to clamp. #### minVal : [CoopVec](../types/coopvec-04/index.html)\<[T](../types/coopvec-04/index.html#typeparam-T), [N](../types/coopvec-04/index.html#decl-N)\> #### maxVal : [CoopVec](../types/coopvec-04/index.html)\<[T](../types/coopvec-04/index.html#typeparam-T), [N](../types/coopvec-04/index.html#decl-N)\> ## Return value The clamped value. ## Availability and Requirements ### Capability Set 1 Defined for the following targets: #### hlsl Available in all stages. #### glsl Available in all stages. #### cpp Available in all stages. #### cuda Available in all stages. #### metal Available in all stages. #### wgsl Available in all stages. #### spirv Available in all stages. ### Capability Set 2 Defined for the following targets: #### hlsl Available in all stages. Requires capability: `hlsl_coopvec_poc`. #### cpp Available in all stages. #### cuda Available in all stages. #### spirv Available in all stages. Requires capability: `spvCooperativeVectorNV`.