diff options
Diffstat (limited to 'intern/moto/include/MT_Vector2.inl')
-rw-r--r-- | intern/moto/include/MT_Vector2.inl | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/intern/moto/include/MT_Vector2.inl b/intern/moto/include/MT_Vector2.inl new file mode 100644 index 00000000000..a4a402f2183 --- /dev/null +++ b/intern/moto/include/MT_Vector2.inl @@ -0,0 +1,89 @@ +#include "MT_Optimize.h" + +GEN_INLINE MT_Vector2& MT_Vector2::operator+=(const MT_Vector2& v) { + m_co[0] += v[0]; m_co[1] += v[1]; + return *this; +} + +GEN_INLINE MT_Vector2& MT_Vector2::operator-=(const MT_Vector2& v) { + m_co[0] -= v[0]; m_co[1] -= v[1]; + return *this; +} + +GEN_INLINE MT_Vector2& MT_Vector2::operator*=(MT_Scalar s) { + m_co[0] *= s; m_co[1] *= s; + return *this; +} + +GEN_INLINE MT_Vector2& MT_Vector2::operator/=(MT_Scalar s) { + MT_assert(!MT_fuzzyZero(s)); + return *this *= 1.0 / s; +} + +GEN_INLINE MT_Vector2 operator+(const MT_Vector2& v1, const MT_Vector2& v2) { + return MT_Vector2(v1[0] + v2[0], v1[1] + v2[1]); +} + +GEN_INLINE MT_Vector2 operator-(const MT_Vector2& v1, const MT_Vector2& v2) { + return MT_Vector2(v1[0] - v2[0], v1[1] - v2[1]); +} + +GEN_INLINE MT_Vector2 operator-(const MT_Vector2& v) { + return MT_Vector2(-v[0], -v[1]); +} + +GEN_INLINE MT_Vector2 operator*(const MT_Vector2& v, MT_Scalar s) { + return MT_Vector2(v[0] * s, v[1] * s); +} + +GEN_INLINE MT_Vector2 operator*(MT_Scalar s, const MT_Vector2& v) { return v * s; } + +GEN_INLINE MT_Vector2 operator/(const MT_Vector2& v, MT_Scalar s) { + MT_assert(!MT_fuzzyZero(s)); + return v * (1.0 / s); +} + +GEN_INLINE MT_Scalar MT_Vector2::dot(const MT_Vector2& v) const { + return m_co[0] * v[0] + m_co[1] * v[1]; +} + +GEN_INLINE MT_Scalar MT_Vector2::length2() const { return dot(*this); } +GEN_INLINE MT_Scalar MT_Vector2::length() const { return sqrt(length2()); } + +GEN_INLINE MT_Vector2 MT_Vector2::absolute() const { + return MT_Vector2(MT_abs(m_co[0]), MT_abs(m_co[1])); +} + +GEN_INLINE bool MT_Vector2::fuzzyZero() const { return MT_fuzzyZero2(length2()); } + +GEN_INLINE void MT_Vector2::normalize() { *this /= length(); } +GEN_INLINE MT_Vector2 MT_Vector2::normalized() const { return *this / length(); } + +GEN_INLINE void MT_Vector2::scale(MT_Scalar x, MT_Scalar y) { + m_co[0] *= x; m_co[1] *= y; +} + +GEN_INLINE MT_Vector2 MT_Vector2::scaled(MT_Scalar x, MT_Scalar y) const { + return MT_Vector2(m_co[0] * x, m_co[1] * y); +} + +GEN_INLINE MT_Scalar MT_Vector2::angle(const MT_Vector2& v) const { + MT_Scalar s = sqrt(length2() * v.length2()); + MT_assert(!MT_fuzzyZero(s)); + return acos(dot(v) / s); +} + + +GEN_INLINE MT_Scalar MT_dot(const MT_Vector2& v1, const MT_Vector2& v2) { + return v1.dot(v2); +} + +GEN_INLINE MT_Scalar MT_length2(const MT_Vector2& v) { return v.length2(); } +GEN_INLINE MT_Scalar MT_length(const MT_Vector2& v) { return v.length(); } + +GEN_INLINE bool MT_fuzzyZero(const MT_Vector2& v) { return v.fuzzyZero(); } +GEN_INLINE bool MT_fuzzyEqual(const MT_Vector2& v1, const MT_Vector2& v2) { + return MT_fuzzyZero(v1 - v2); +} + +GEN_INLINE MT_Scalar MT_angle(const MT_Vector2& v1, const MT_Vector2& v2) { return v1.angle(v2); } |