diff options
-rw-r--r-- | core/math/vector3.cpp | 12 | ||||
-rw-r--r-- | core/math/vector3.h | 185 |
2 files changed, 100 insertions, 97 deletions
diff --git a/core/math/vector3.cpp b/core/math/vector3.cpp index b4a13d8f6d..fae3831dd6 100644 --- a/core/math/vector3.cpp +++ b/core/math/vector3.cpp @@ -49,13 +49,13 @@ void Vector3::set_axis(int p_axis,real_t p_value) { } real_t Vector3::get_axis(int p_axis) const { - ERR_FAIL_INDEX_V(p_axis,3,0); - return operator[](p_axis); + ERR_FAIL_INDEX_V(p_axis,3,0); + return operator[](p_axis); } int Vector3::min_axis() const { - return x < y ? (x < z ? 0 : 2) : (y < z ? 1 : 2); + return x < y ? (x < z ? 0 : 2) : (y < z ? 1 : 2); } int Vector3::max_axis() const { @@ -71,9 +71,9 @@ void Vector3::snap(float p_val) { } Vector3 Vector3::snapped(float p_val) const { - Vector3 v=*this; - v.snap(p_val); - return v; + Vector3 v=*this; + v.snap(p_val); + return v; } diff --git a/core/math/vector3.h b/core/math/vector3.h index 910446023a..9d5da03a22 100644 --- a/core/math/vector3.h +++ b/core/math/vector3.h @@ -63,42 +63,42 @@ struct Vector3 { return coord[p_axis]; } - void set_axis(int p_axis,real_t p_value); - real_t get_axis(int p_axis) const; + void set_axis(int p_axis,real_t p_value); + real_t get_axis(int p_axis) const; - int min_axis() const; - int max_axis() const; + int min_axis() const; + int max_axis() const; - _FORCE_INLINE_ real_t length() const; - _FORCE_INLINE_ real_t length_squared() const; + _FORCE_INLINE_ real_t length() const; + _FORCE_INLINE_ real_t length_squared() const; - _FORCE_INLINE_ void normalize(); - _FORCE_INLINE_ Vector3 normalized() const; - _FORCE_INLINE_ Vector3 inverse() const; + _FORCE_INLINE_ void normalize(); + _FORCE_INLINE_ Vector3 normalized() const; + _FORCE_INLINE_ Vector3 inverse() const; _FORCE_INLINE_ void zero(); - void snap(float p_val); - Vector3 snapped(float p_val) const; + void snap(float p_val); + Vector3 snapped(float p_val) const; void rotate(const Vector3& p_axis,float p_phi); Vector3 rotated(const Vector3& p_axis,float p_phi) const; - /* Static Methods between 2 vector3s */ + /* Static Methods between 2 vector3s */ - _FORCE_INLINE_ Vector3 linear_interpolate(const Vector3& p_b,float p_t) const; + _FORCE_INLINE_ Vector3 linear_interpolate(const Vector3& p_b,float p_t) const; Vector3 cubic_interpolate(const Vector3& p_b,const Vector3& p_pre_a, const Vector3& p_post_b,float p_t) const; Vector3 cubic_interpolaten(const Vector3& p_b,const Vector3& p_pre_a, const Vector3& p_post_b,float p_t) const; - _FORCE_INLINE_ Vector3 cross(const Vector3& p_b) const; - _FORCE_INLINE_ real_t dot(const Vector3& p_b) const; + _FORCE_INLINE_ Vector3 cross(const Vector3& p_b) const; + _FORCE_INLINE_ real_t dot(const Vector3& p_b) const; - _FORCE_INLINE_ Vector3 abs() const; - _FORCE_INLINE_ Vector3 floor() const; - _FORCE_INLINE_ Vector3 ceil() const; + _FORCE_INLINE_ Vector3 abs() const; + _FORCE_INLINE_ Vector3 floor() const; + _FORCE_INLINE_ Vector3 ceil() const; - _FORCE_INLINE_ real_t distance_to(const Vector3& p_b) const; - _FORCE_INLINE_ real_t distance_squared_to(const Vector3& p_b) const; + _FORCE_INLINE_ real_t distance_to(const Vector3& p_b) const; + _FORCE_INLINE_ real_t distance_squared_to(const Vector3& p_b) const; @@ -106,34 +106,34 @@ struct Vector3 { _FORCE_INLINE_ Vector3 reflect(const Vector3& p_vec) const; - /* Operators */ + /* Operators */ - _FORCE_INLINE_ Vector3& operator+=(const Vector3& p_v); - _FORCE_INLINE_ Vector3 operator+(const Vector3& p_v) const; - _FORCE_INLINE_ Vector3& operator-=(const Vector3& p_v); - _FORCE_INLINE_ Vector3 operator-(const Vector3& p_v) const; - _FORCE_INLINE_ Vector3& operator*=(const Vector3& p_v); - _FORCE_INLINE_ Vector3 operator*(const Vector3& p_v) const; - _FORCE_INLINE_ Vector3& operator/=(const Vector3& p_v); - _FORCE_INLINE_ Vector3 operator/(const Vector3& p_v) const; + _FORCE_INLINE_ Vector3& operator+=(const Vector3& p_v); + _FORCE_INLINE_ Vector3 operator+(const Vector3& p_v) const; + _FORCE_INLINE_ Vector3& operator-=(const Vector3& p_v); + _FORCE_INLINE_ Vector3 operator-(const Vector3& p_v) const; + _FORCE_INLINE_ Vector3& operator*=(const Vector3& p_v); + _FORCE_INLINE_ Vector3 operator*(const Vector3& p_v) const; + _FORCE_INLINE_ Vector3& operator/=(const Vector3& p_v); + _FORCE_INLINE_ Vector3 operator/(const Vector3& p_v) const; - _FORCE_INLINE_ Vector3& operator*=(real_t p_scalar); - _FORCE_INLINE_ Vector3 operator*(real_t p_scalar) const; - _FORCE_INLINE_ Vector3& operator/=(real_t p_scalar); - _FORCE_INLINE_ Vector3 operator/(real_t p_scalar) const; + _FORCE_INLINE_ Vector3& operator*=(real_t p_scalar); + _FORCE_INLINE_ Vector3 operator*(real_t p_scalar) const; + _FORCE_INLINE_ Vector3& operator/=(real_t p_scalar); + _FORCE_INLINE_ Vector3 operator/(real_t p_scalar) const; - _FORCE_INLINE_ Vector3 operator-() const; + _FORCE_INLINE_ Vector3 operator-() const; - _FORCE_INLINE_ bool operator==(const Vector3& p_v) const; - _FORCE_INLINE_ bool operator!=(const Vector3& p_v) const; - _FORCE_INLINE_ bool operator<(const Vector3& p_v) const; + _FORCE_INLINE_ bool operator==(const Vector3& p_v) const; + _FORCE_INLINE_ bool operator!=(const Vector3& p_v) const; + _FORCE_INLINE_ bool operator<(const Vector3& p_v) const; _FORCE_INLINE_ bool operator<=(const Vector3& p_v) const; operator String() const; - _FORCE_INLINE_ Vector3() { x=y=z=0; } - _FORCE_INLINE_ Vector3(real_t p_x,real_t p_y,real_t p_z) { x=p_x; y=p_y; z=p_z; } + _FORCE_INLINE_ Vector3() { x=y=z=0; } + _FORCE_INLINE_ Vector3(real_t p_x,real_t p_y,real_t p_z) { x=p_x; y=p_y; z=p_z; } }; @@ -151,11 +151,12 @@ Vector3 Vector3::cross(const Vector3& p_b) const { (x * p_b.y) - (y * p_b.x) ); - return ret; + return ret; } + real_t Vector3::dot(const Vector3& p_b) const { - return x*p_b.x + y*p_b.y + z*p_b.z; + return x*p_b.x + y*p_b.y + z*p_b.z; } Vector3 Vector3::abs() const { @@ -180,115 +181,118 @@ Vector3 Vector3::linear_interpolate(const Vector3& p_b,float p_t) const { y+(p_t * (p_b.y-y)), z+(p_t * (p_b.z-z)) ); - } real_t Vector3::distance_to(const Vector3& p_b) const { + return (p_b-*this).length(); } real_t Vector3::distance_squared_to(const Vector3& p_b) const { - return (p_b-*this).length_squared(); + return (p_b-*this).length_squared(); } /* Operators */ Vector3& Vector3::operator+=(const Vector3& p_v) { - x+=p_v.x; - y+=p_v.y; - z+=p_v.z; - return *this; + x+=p_v.x; + y+=p_v.y; + z+=p_v.z; + return *this; } + Vector3 Vector3::operator+(const Vector3& p_v) const { - return Vector3(x+p_v.x, y+p_v.y, z+ p_v.z); + return Vector3(x+p_v.x, y+p_v.y, z+ p_v.z); } Vector3& Vector3::operator-=(const Vector3& p_v) { - x-=p_v.x; - y-=p_v.y; - z-=p_v.z; - return *this; + x-=p_v.x; + y-=p_v.y; + z-=p_v.z; + return *this; } Vector3 Vector3::operator-(const Vector3& p_v) const { - return Vector3(x-p_v.x, y-p_v.y, z- p_v.z); + return Vector3(x-p_v.x, y-p_v.y, z- p_v.z); } Vector3& Vector3::operator*=(const Vector3& p_v) { - x*=p_v.x; - y*=p_v.y; - z*=p_v.z; - return *this; + x*=p_v.x; + y*=p_v.y; + z*=p_v.z; + return *this; } Vector3 Vector3::operator*(const Vector3& p_v) const { - return Vector3(x*p_v.x, y*p_v.y, z* p_v.z); + return Vector3(x*p_v.x, y*p_v.y, z* p_v.z); } Vector3& Vector3::operator/=(const Vector3& p_v) { - x/=p_v.x; - y/=p_v.y; - z/=p_v.z; - return *this; + x/=p_v.x; + y/=p_v.y; + z/=p_v.z; + return *this; } + Vector3 Vector3::operator/(const Vector3& p_v) const { - return Vector3(x/p_v.x, y/p_v.y, z/ p_v.z); + return Vector3(x/p_v.x, y/p_v.y, z/ p_v.z); } Vector3& Vector3::operator*=(real_t p_scalar) { - x*=p_scalar; - y*=p_scalar; - z*=p_scalar; - return *this; + x*=p_scalar; + y*=p_scalar; + z*=p_scalar; + return *this; } _FORCE_INLINE_ Vector3 operator*(real_t p_scalar, const Vector3& p_vec) { + return p_vec * p_scalar; } Vector3 Vector3::operator*(real_t p_scalar) const { - return Vector3( x*p_scalar, y*p_scalar, z*p_scalar); + return Vector3( x*p_scalar, y*p_scalar, z*p_scalar); } Vector3& Vector3::operator/=(real_t p_scalar) { - x/=p_scalar; - y/=p_scalar; - z/=p_scalar; - return *this; + x/=p_scalar; + y/=p_scalar; + z/=p_scalar; + return *this; } Vector3 Vector3::operator/(real_t p_scalar) const { - return Vector3( x/p_scalar, y/p_scalar, z/p_scalar); + return Vector3( x/p_scalar, y/p_scalar, z/p_scalar); } Vector3 Vector3::operator-() const { - return Vector3( -x, -y, -z ); + return Vector3( -x, -y, -z ); } bool Vector3::operator==(const Vector3& p_v) const { - return (x==p_v.x && y==p_v.y && z==p_v.z); + return (x==p_v.x && y==p_v.y && z==p_v.z); } bool Vector3::operator!=(const Vector3& p_v) const { - return (x!=p_v.x || y!=p_v.y || z!=p_v.z); + return (x!=p_v.x || y!=p_v.y || z!=p_v.z); } bool Vector3::operator<(const Vector3& p_v) const { @@ -298,9 +302,9 @@ bool Vector3::operator<(const Vector3& p_v) const { return z<p_v.z; else return y<p_v.y; - } else + } else { return x<p_v.x; - + } } bool Vector3::operator<=(const Vector3& p_v) const { @@ -310,9 +314,9 @@ bool Vector3::operator<=(const Vector3& p_v) const { return z<=p_v.z; else return y<p_v.y; - } else + } else { return x<p_v.x; - + } } _FORCE_INLINE_ Vector3 vec3_cross(const Vector3& p_a, const Vector3& p_b) { @@ -333,6 +337,7 @@ real_t Vector3::length() const { return Math::sqrt(x2+y2+z2); } + real_t Vector3::length_squared() const { real_t x2=x*x; @@ -340,27 +345,25 @@ real_t Vector3::length_squared() const { real_t z2=z*z; return x2+y2+z2; - } void Vector3::normalize() { - real_t l=length(); - if (l==0) { - + real_t l=length(); + if (l==0) { x=y=z=0; - } else { - + } else { x/=l; y/=l; z/=l; - } + } } + Vector3 Vector3::normalized() const { - Vector3 v=*this; - v.normalize(); - return v; + Vector3 v=*this; + v.normalize(); + return v; } Vector3 Vector3::inverse() const { @@ -377,10 +380,10 @@ Vector3 Vector3::slide(const Vector3& p_vec) const { return p_vec - *this * this->dot(p_vec); } + Vector3 Vector3::reflect(const Vector3& p_vec) const { return p_vec - *this * this->dot(p_vec) * 2.0; - } #endif |