mirror of
https://gitlab.com/GaryOderNichts/re3-wiiu.git
synced 2024-11-27 19:44:15 +01:00
a8a28c1512
# Conflicts: # src/control/CarCtrl.cpp # src/math/Matrix.h # src/math/Vector2D.h # src/math/math.cpp # src/render/Skidmarks.cpp
47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
#include "common.h"
|
|
|
|
void
|
|
CVector::Normalise(void)
|
|
{
|
|
float sq = MagnitudeSqr();
|
|
if (sq > 0.0f) {
|
|
float invsqrt = RecipSqrt(sq);
|
|
x *= invsqrt;
|
|
y *= invsqrt;
|
|
z *= invsqrt;
|
|
} else
|
|
x = 1.0f;
|
|
}
|
|
|
|
CVector
|
|
CrossProduct(const CVector &v1, const CVector &v2)
|
|
{
|
|
return CVector(v1.y * v2.z - v1.z * v2.y, v1.z * v2.x - v1.x * v2.z, v1.x * v2.y - v1.y * v2.x);
|
|
}
|
|
|
|
CVector
|
|
Multiply3x3(const CMatrix &mat, const CVector &vec)
|
|
{
|
|
// TODO: VU0 code
|
|
return CVector(mat.m_matrix.right.x * vec.x + mat.m_matrix.up.x * vec.y + mat.m_matrix.at.x * vec.z,
|
|
mat.m_matrix.right.y * vec.x + mat.m_matrix.up.y * vec.y + mat.m_matrix.at.y * vec.z,
|
|
mat.m_matrix.right.z * vec.x + mat.m_matrix.up.z * vec.y + mat.m_matrix.at.z * vec.z);
|
|
}
|
|
|
|
CVector
|
|
Multiply3x3(const CVector &vec, const CMatrix &mat)
|
|
{
|
|
return CVector(mat.m_matrix.right.x * vec.x + mat.m_matrix.right.y * vec.y + mat.m_matrix.right.z * vec.z,
|
|
mat.m_matrix.up.x * vec.x + mat.m_matrix.up.y * vec.y + mat.m_matrix.up.z * vec.z,
|
|
mat.m_matrix.at.x * vec.x + mat.m_matrix.at.y * vec.y + mat.m_matrix.at.z * vec.z);
|
|
}
|
|
|
|
CVector
|
|
operator*(const CMatrix &mat, const CVector &vec)
|
|
{
|
|
// TODO: VU0 code
|
|
return CVector(mat.m_matrix.right.x * vec.x + mat.m_matrix.up.x * vec.y + mat.m_matrix.at.x * vec.z + mat.m_matrix.pos.x,
|
|
mat.m_matrix.right.y * vec.x + mat.m_matrix.up.y * vec.y + mat.m_matrix.at.y * vec.z + mat.m_matrix.pos.y,
|
|
mat.m_matrix.right.z * vec.x + mat.m_matrix.up.z * vec.y + mat.m_matrix.at.z * vec.z + mat.m_matrix.pos.z);
|
|
}
|