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some enchancements for shadowmapping

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new /= operator in point4f
_calcClipSpaceAABB in pssm no longer uses radius just transform points into light space and do min max
_roundProjection matrix also optimized.
This commit is contained in:
marauder2k7 2024-12-09 17:54:48 +00:00
parent 03a348deb7
commit 80bd8f8117
3 changed files with 66 additions and 63 deletions
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15
Engine/source/math/mPoint4.h
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@ -104,6 +104,7 @@ class Point4F
Point4F& operator*=(const Point4F&);
Point4F& operator=(const Point3F&);
Point4F& operator=(const Point4F&);
Point4F& operator/=(F32);
Point3F asPoint3F() const { return Point3F(x,y,z); }
@ -186,6 +187,20 @@ inline Point4F& Point4F::operator=(const Point4F &_vec)
return *this;
}
inline Point4F& Point4F::operator/=(F32 scalar)
{
// Prevent division by zero
if (mIsZero(scalar))
return *this;
x /= scalar;
y /= scalar;
z /= scalar;
w /= scalar;
return *this;
}
inline Point4F Point4F::operator+(const Point4F& _add) const
{
return Point4F( x + _add.x, y + _add.y, z + _add.z, w + _add.w );