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Add methods to the Vector3 type to calculate the distance to another point.

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This commit is contained in:
Sandu Liviu Catalin 2016-08-04 03:35:27 +03:00
parent 2d726420e0
commit 18d0fedb91
2 changed files with 25 additions and 1 deletions
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15
source/Base/Vector3.cpp
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@ -527,6 +527,18 @@ void Vector3::Normalize()
} }
} }
// ------------------------------------------------------------------------------------------------
Vector3::Value Vector3::GetDistanceTo(const Vector3 & vec) const
{
return std::sqrt(std::pow(vec.x - x, 2) + std::pow(vec.y - y, 2) + std::pow(vec.z - z, 2));
}
// ------------------------------------------------------------------------------------------------
Vector3::Value Vector3::GetSquaredDistanceTo(const Vector3 & vec) const
{
return (std::pow(vec.x - x, 2) + std::pow(vec.y - y, 2) + std::pow(vec.z - z, 2));
}
// ------------------------------------------------------------------------------------------------ // ------------------------------------------------------------------------------------------------
const Vector3 & Vector3::Get(CSStr str) const Vector3 & Vector3::Get(CSStr str)
{ {
@ -632,7 +644,6 @@ void Register_Vector3(HSQUIRRELVM vm)
.Prop(_SC("Length"), &Vector3::GetLength, &Vector3::SetLength) .Prop(_SC("Length"), &Vector3::GetLength, &Vector3::SetLength)
.Prop(_SC("LengthSq"), &Vector3::GetLengthSquared, &Vector3::SetLengthSquared) .Prop(_SC("LengthSq"), &Vector3::GetLengthSquared, &Vector3::SetLengthSquared)
.Prop(_SC("Normalized"), &Vector3::Normalized) .Prop(_SC("Normalized"), &Vector3::Normalized)
// Member Methods // Member Methods
.Func(_SC("SetScalar"), &Vector3::SetScalar) .Func(_SC("SetScalar"), &Vector3::SetScalar)
.Func(_SC("SetVector3"), &Vector3::SetVector3) .Func(_SC("SetVector3"), &Vector3::SetVector3)
@ -644,6 +655,8 @@ void Register_Vector3(HSQUIRRELVM vm)
.Func(_SC("SetStr"), &Vector3::SetStr) .Func(_SC("SetStr"), &Vector3::SetStr)
.Func(_SC("Clear"), &Vector3::Clear) .Func(_SC("Clear"), &Vector3::Clear)
.Func(_SC("Normalize"), &Vector3::Normalize) .Func(_SC("Normalize"), &Vector3::Normalize)
.Func(_SC("DistanceTo"), &Vector3::GetDistanceTo)
.Func(_SC("SqDistanceTo"), &Vector3::GetSquaredDistanceTo)
// Member Overloads // Member Overloads
.Overload< void (Vector3::*)(void) >(_SC("Generate"), &Vector3::Generate) .Overload< void (Vector3::*)(void) >(_SC("Generate"), &Vector3::Generate)
.Overload< void (Vector3::*)(Val, Val) >(_SC("Generate"), &Vector3::Generate) .Overload< void (Vector3::*)(Val, Val) >(_SC("Generate"), &Vector3::Generate)

11
source/Base/Vector3.hpp
View File

@ -374,6 +374,17 @@ struct Vector3
*/ */
void Normalize(); void Normalize();
/* --------------------------------------------------------------------------------------------
* Return the distance between this vector and another vector.
*/
Value GetDistanceTo(const Vector3 & vec) const;
/* --------------------------------------------------------------------------------------------
* Return the squared distance between this vector and another vector.
*/
Value GetSquaredDistanceTo(const Vector3 & vec) const;
/* -------------------------------------------------------------------------------------------- /* --------------------------------------------------------------------------------------------
* Extract the values for components of the Vector3 type from a string. * Extract the values for components of the Vector3 type from a string.
*/ */