| Parameter | Description |
|---|---|
| x | Integer to be used as input. |
int Ceiling of the base-2 logarithm of x, as an integer.
Computes the ceiling of the base-2 logarithm of x.
x must be greater than 0, otherwise the result is undefined.
| Parameter | Description |
|---|---|
| x | int2 to be used as input. |
int2 Componentwise ceiling of the base-2 logarithm of x.
Computes the componentwise ceiling of the base-2 logarithm of x.
Components of x must be greater than 0, otherwise the result for that component is undefined.
| Parameter | Description |
|---|---|
| x | int3 to be used as input. |
int3 Componentwise ceiling of the base-2 logarithm of x.
Computes the componentwise ceiling of the base-2 logarithm of x.
Components of x must be greater than 0, otherwise the result for that component is undefined.
| Parameter | Description |
|---|---|
| x | int4 to be used as input. |
int4 Componentwise ceiling of the base-2 logarithm of x.
Computes the componentwise ceiling of the base-2 logarithm of x.
Components of x must be greater than 0, otherwise the result for that component is undefined.
| Parameter | Description |
|---|---|
| x | Unsigned integer to be used as input. |
int Ceiling of the base-2 logarithm of x, as an integer.
Computes the ceiling of the base-2 logarithm of x.
x must be greater than 0, otherwise the result is undefined.
| Parameter | Description |
|---|---|
| x | uint2 to be used as input. |
int2 Componentwise ceiling of the base-2 logarithm of x.
Computes the componentwise ceiling of the base-2 logarithm of x.
Components of x must be greater than 0, otherwise the result for that component is undefined.
| Parameter | Description |
|---|---|
| x | uint3 to be used as input. |
int3 Componentwise ceiling of the base-2 logarithm of x.
Computes the componentwise ceiling of the base-2 logarithm of x.
Components of x must be greater than 0, otherwise the result for that component is undefined.
| Parameter | Description |
|---|---|
| x | uint4 to be used as input. |
int4 Componentwise ceiling of the base-2 logarithm of x.
Computes the componentwise ceiling of the base-2 logarithm of x.
Components of x must be greater than 0, otherwise the result for that component is undefined.