SkPoint3.cpp File Reference

#include "include/core/SkPoint3.h"
#include "include/private/base/SkFloatingPoint.h"
#include <cmath>

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Functions
static float	get_length_squared (float x, float y, float z)
static bool	is_length_nearly_zero (float x, float y, float z, float *lengthSquared)

Function Documentation

get_length_squared()

static float get_length_squared ( float  x, float  y, float  z  )

inlinestatic

Definition at line 14 of file SkPoint3.cpp.

                                                                  {
    return x * x + y * y + z * z;
}

is_length_nearly_zero()

static bool is_length_nearly_zero ( float  x, float  y, float  z, float *  lengthSquared  )

inlinestatic

Definition at line 24 of file SkPoint3.cpp.

                                                                                          {
    *lengthSquared = get_length_squared(x, y, z);
    return *lengthSquared <= (SK_ScalarNearlyZero * SK_ScalarNearlyZero);
}