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improved performance by adding constructors to btTransform/btMatrix3x3 to avoid conversions, compoundshape returns const references (instead of duplicate objects)

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Thanks Marten Svanfeldt, Starbreeze Studios
This commit is contained in:
ejcoumans
2007-07-05 23:48:05 +00:00
parent b91886e1c2
commit 5c80ff1f7d
5 changed files with 36 additions and 43 deletions
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15
src/LinearMath/btMatrix3x3.h
View File

@@ -45,6 +45,21 @@ class btMatrix3x3 {
zx, zy, zz);
}
SIMD_FORCE_INLINE btMatrix3x3 (const btMatrix3x3& other)
{
m_el[0] = other.m_el[0];
m_el[1] = other.m_el[1];
m_el[2] = other.m_el[2];
}
SIMD_FORCE_INLINE btMatrix3x3& operator=(const btMatrix3x3& other)
{
m_el[0] = other.m_el[0];
m_el[1] = other.m_el[1];
m_el[2] = other.m_el[2];
return *this;
}
SIMD_FORCE_INLINE btVector3 getColumn(int i) const
{
return btVector3(m_el[0][i],m_el[1][i],m_el[2][i]);

13
src/LinearMath/btTransform.h
View File

@@ -42,6 +42,19 @@ public:
m_origin(c)
{}
SIMD_FORCE_INLINE btTransform (const btTransform& other)
: m_basis(other.m_basis),
m_origin(other.m_origin)
{
}
SIMD_FORCE_INLINE btTransform& operator=(const btTransform& other)
{
m_basis = other.m_basis;
m_origin = other.m_origin;
return *this;
}
SIMD_FORCE_INLINE void mult(const btTransform& t1, const btTransform& t2) {
m_basis = t1.m_basis * t2.m_basis;