Return the base 2 logarithm of the parameter
float log2(float x)
vec2 log2(vec2 x)
vec3 log2(vec3 x)
vec4 log2(vec4 x)x specify the value of which to take the base 2 logarithm.
log2() returns the base 2 logarithm of x.
Return the base 2 logarithm of the parameter
float log2(float x)
vec2 log2(vec2 x)
vec3 log2(vec3 x)
vec4 log2(vec4 x)x specify the value of which to take the base 2 logarithm.
log2() returns the base 2 logarithm of x.