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Inline common vector/matrix operations, for performance.

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Remove some redundant vector methods.
Compute skinning for positions and normals simultaneously.
(These changes reduce skinning cost by >50%.)

This was SVN commit r8170.
This commit is contained in:
Ykkrosh
2010-09-24 16:54:20 +00:00
parent 46b79f8a6d
commit ede71ea791
9 changed files with 157 additions and 158 deletions
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source/maths/Vector3D.cpp
+1 -73
View File
@@ -1,4 +1,4 @@
/* Copyright (C) 2009 Wildfire Games.
/* Copyright (C) 2010 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. is free software: you can redistribute it and/or modify
@@ -45,77 +45,6 @@ int CVector3D::operator ! () const
return 1;
}
bool CVector3D::operator== (const CVector3D &vector) const
{
return (X == vector.X && Y == vector.Y && Z == vector.Z);
}
//vector addition
CVector3D CVector3D::operator + (const CVector3D &vector) const
{
return CVector3D(X+vector.X, Y+vector.Y, Z+vector.Z);
}
//vector addition/assignment
CVector3D &CVector3D::operator += (const CVector3D &vector)
{
X += vector.X;
Y += vector.Y;
Z += vector.Z;
return *this;
}
//vector subtraction
CVector3D CVector3D::operator - (const CVector3D &vector) const
{
return CVector3D(X-vector.X, Y-vector.Y, Z-vector.Z);
}
//vector negation
CVector3D CVector3D::operator-() const
{
return CVector3D(-X, -Y, -Z);
}
//vector subtrcation/assignment
CVector3D &CVector3D::operator -= (const CVector3D &vector)
{
X -= vector.X;
Y -= vector.Y;
Z -= vector.Z;
return *this;
}
//scalar multiplication
CVector3D CVector3D::operator * (float value) const
{
return CVector3D(X*value, Y*value, Z*value);
}
//scalar multiplication/assignment
CVector3D& CVector3D::operator *= (float value)
{
X *= value;
Y *= value;
Z *= value;
return *this;
}
void CVector3D::Set (float x, float y, float z)
{
X = x;
Y = y;
Z = z;
}
void CVector3D::Clear ()
{
X = Y = Z = 0.0f;
}
//Dot product
float CVector3D::Dot (const CVector3D &vector) const
{
return ( X * vector.X +
@@ -123,7 +52,6 @@ float CVector3D::Dot (const CVector3D &vector) const
Z * vector.Z );
}
//Cross product
CVector3D CVector3D::Cross (const CVector3D &vector) const
{
CVector3D Temp;