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Radiant:

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misc...
	* selection system: fixes of: selecting point behind point (not perfectly precise distance)
					selecting occluded objects and faces via direct and indirect hits
	* select models from back in 2d
This commit is contained in:
Garux
2017-08-02 09:53:56 +03:00
parent 6eee961fcc
commit 3f1c97ebeb
6 changed files with 158 additions and 142 deletions
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16
libs/math/matrix.h
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@@ -396,17 +396,19 @@ inline void matrix4_transform_direction( const Matrix4& self, BasicVector3<Eleme
}
/// \brief Returns \p vector4 transformed by \p self.
inline Vector4 matrix4_transformed_vector4( const Matrix4& self, const Vector4& vector4 ){
return Vector4(
self[0] * vector4[0] + self[4] * vector4[1] + self[8] * vector4[2] + self[12] * vector4[3],
self[1] * vector4[0] + self[5] * vector4[1] + self[9] * vector4[2] + self[13] * vector4[3],
self[2] * vector4[0] + self[6] * vector4[1] + self[10] * vector4[2] + self[14] * vector4[3],
self[3] * vector4[0] + self[7] * vector4[1] + self[11] * vector4[2] + self[15] * vector4[3]
template<typename Element>
inline BasicVector4<Element> matrix4_transformed_vector4( const Matrix4& self, const BasicVector4<Element>& vector4 ){
return BasicVector4<Element>(
static_cast<Element>( self[0] * vector4[0] + self[4] * vector4[1] + self[8] * vector4[2] + self[12] * vector4[3] ),
static_cast<Element>( self[1] * vector4[0] + self[5] * vector4[1] + self[9] * vector4[2] + self[13] * vector4[3] ),
static_cast<Element>( self[2] * vector4[0] + self[6] * vector4[1] + self[10] * vector4[2] + self[14] * vector4[3] ),
static_cast<Element>( self[3] * vector4[0] + self[7] * vector4[1] + self[11] * vector4[2] + self[15] * vector4[3] )
);
}
/// \brief Transforms \p vector4 by \p self in-place.
inline void matrix4_transform_vector4( const Matrix4& self, Vector4& vector4 ){
template<typename Element>
inline void matrix4_transform_vector4( const Matrix4& self, BasicVector4<Element>& vector4 ){
vector4 = matrix4_transformed_vector4( self, vector4 );
}