diff options
Diffstat (limited to 'src/math')
-rw-r--r-- | src/math/Matrix.h | 24 | ||||
-rw-r--r-- | src/math/Vector2D.h | 4 | ||||
-rw-r--r-- | src/math/math.cpp | 13 |
3 files changed, 20 insertions, 21 deletions
diff --git a/src/math/Matrix.h b/src/math/Matrix.h index 5ec79aba..46789c94 100644 --- a/src/math/Matrix.h +++ b/src/math/Matrix.h @@ -78,7 +78,8 @@ public: return *this; } - CVector &GetPosition(void){ return *(CVector*)&m_matrix.pos; } + const CVector &GetPosition(void) const { return *(CVector*)&m_matrix.pos; } + CVector& GetPosition(void) { return *(CVector*)&m_matrix.pos; } CVector &GetRight(void) { return *(CVector*)&m_matrix.right; } CVector &GetForward(void) { return *(CVector*)&m_matrix.up; } CVector &GetUp(void) { return *(CVector*)&m_matrix.at; } @@ -129,13 +130,18 @@ public: { float *pFloatMatrix = (float*)&m_matrix; for (int i = 0; i < 3; i++) -#ifdef FIX_BUGS // BUGFIX from VC for (int j = 0; j < 3; j++) -#else - for (int j = 0; j < 4; j++) -#endif pFloatMatrix[i * 4 + j] *= scale; } + void Scale(float sx, float sy, float sz) + { + float *pFloatMatrix = (float*)&m_matrix; + for (int i = 0; i < 3; i++){ + pFloatMatrix[i * 4 + 0] *= sx; + pFloatMatrix[i * 4 + 1] *= sy; + pFloatMatrix[i * 4 + 2] *= sz; + } + } void SetRotateXOnly(float angle){ @@ -255,6 +261,14 @@ public: m_matrix.at.y = 0.0f; m_matrix.at.z = 1.0f; } + void SetTranslateOnly(float x, float y, float z) { + m_matrix.pos.x = x; + m_matrix.pos.y = y; + m_matrix.pos.z = z; + } + void SetTranslateOnly(const CVector& pos) { + SetTranslateOnly(pos.x, pos.y, pos.z); + } }; diff --git a/src/math/Vector2D.h b/src/math/Vector2D.h index 0885a5d2..7bfccae6 100644 --- a/src/math/Vector2D.h +++ b/src/math/Vector2D.h @@ -11,9 +11,7 @@ public: float Magnitude(void) const { return Sqrt(x*x + y*y); } float MagnitudeSqr(void) const { return x*x + y*y; } - void Normalise(void); - - void NormaliseSafe(void) { + void Normalise(void) { float sq = MagnitudeSqr(); if(sq > 0.0f){ float invsqrt = RecipSqrt(sq); diff --git a/src/math/math.cpp b/src/math/math.cpp index 29f18d03..e8b459ae 100644 --- a/src/math/math.cpp +++ b/src/math/math.cpp @@ -5,19 +5,6 @@ // TODO: move more stuff into here void -CVector2D::Normalise(void) -{ - float sq = MagnitudeSqr(); - assert(sq != 0.0f); // just be safe here - //if(sq > 0.0f){ - float invsqrt = RecipSqrt(sq); - x *= invsqrt; - y *= invsqrt; - //}else - // x = 1.0f; -} - -void CMatrix::SetRotate(float xAngle, float yAngle, float zAngle) { float cX = Cos(xAngle); |