nvidia-texture-tools/src/nvmath/Fitting.h
castano 88fc5ca18e Merge changes from private tree.
Eliminate files that are not needed for NVTT.
2009-03-01 00:18:47 +00:00

32 lines
1.0 KiB
C++

// This code is in the public domain -- icastano@gmail.com
#ifndef NV_MATH_FITTING_H
#define NV_MATH_FITTING_H
#include <nvmath/nvmath.h>
#include <nvmath/Vector.h>
#include <nvmath/Plane.h>
namespace nv
{
namespace Fit
{
Vector3 computeCentroid(int n, const Vector3 * points);
Vector3 computeCentroid(int n, const Vector3 * points, const float * weights, Vector3::Arg metric);
Vector3 computeCovariance(int n, const Vector3 * points, float * covariance);
Vector3 computeCovariance(int n, const Vector3 * points, const float * weights, Vector3::Arg metric, float * covariance);
Vector3 computePrincipalComponent(int n, const Vector3 * points);
Vector3 computePrincipalComponent(int n, const Vector3 * points, const float * weights, Vector3::Arg metric);
Plane bestPlane(int n, const Vector3 * points);
// Returns number of clusters [1-4].
int compute4Means(int n, const Vector3 * points, const float * weights, Vector3::Arg metric, Vector3 * cluster);
}
} // nv namespace
#endif // NV_MATH_FITTING_H