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539 B
539 B
Acos
Return the arccosine of the parameter
float acos(float x)
vec2 acos(vec2 x)
vec3 acos(vec3 x)
vec4 acos(vec4 x)
Parameters
x Specify the value whose arccosine to return.
Description
acos() returns the angle whose trigonometric cosine is x.