diff options
| -rw-r--r-- | indra/llmath/v4color.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/indra/llmath/v4color.h b/indra/llmath/v4color.h index d6fbdec61e..6b63b976b0 100644 --- a/indra/llmath/v4color.h +++ b/indra/llmath/v4color.h @@ -114,6 +114,7 @@ class LLColor4 const LLColor4& operator=(const LLColor3 &a); // Assigns vec3 to vec4 and returns vec4 + bool operator<(const LLColor4& rhs) const; friend std::ostream& operator<<(std::ostream& s, const LLColor4 &a); // Print a friend LLColor4 operator+(const LLColor4 &a, const LLColor4 &b); // Return vector a + b friend LLColor4 operator-(const LLColor4 &a, const LLColor4 &b); // Return vector a minus b @@ -595,6 +596,23 @@ inline LLColor4 lerp(const LLColor4 &a, const LLColor4 &b, F32 u) a.mV[VW] + (b.mV[VW] - a.mV[VW]) * u); } +inline bool LLColor4::operator<(const LLColor4& rhs) const +{ + if (mV[0] != rhs.mV[0]) + { + return mV[0] < rhs.mV[0]; + } + if (mV[1] != rhs.mV[1]) + { + return mV[1] < rhs.mV[1]; + } + if (mV[2] != rhs.mV[2]) + { + return mV[2] < rhs.mV[2]; + } + + return mV[3] < rhs.mV[3]; +} void LLColor4::clamp() { |