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/*
* Modification History
*
* 2004-August-9 Jason Rohrer
* Created.
*/
#ifndef PARAMETER_SPACE_CONTROL_POINT_INCLUDED
#define PARAMETER_SPACE_CONTROL_POINT_INCLUDED
#include "minorGems/math/geometry/Vector3D.h"
#include "minorGems/util/SimpleVector.h"
/**
* A control point in a 1-D parameterized object space.
*
* @author Jason Rohrer.
*/
class ParameterSpaceControlPoint {
public:
virtual ~ParameterSpaceControlPoint();
/**
* Makes a deep copy of this control point.
*
* @return a copy of this point.
* Must be destroyed by caller.
*/
virtual ParameterSpaceControlPoint *copy() = 0;
/**
* Creates a new control point by blending this point with another
* point.
*
* @param inOtherPoint the other control point.
* Must be destroyed by caller.
* @param inWeightOfOtherPoint the weight of the other point,
* in the range [0,1].
*
* @return the new, blended point.
* Must be destroyed by caller.
*/
virtual ParameterSpaceControlPoint *createLinearBlend(
ParameterSpaceControlPoint *inOtherPoint,
double inWeightOfOtherPoint ) = 0;
protected:
/**
* Blends two vertex arrays.
*
* @param inFirstArray the first array of vertices.
* Vertices and array must be destroyed by caller.
* @param inFirstArrayLength the number of vertices in the first array.
* @param inWeightFirstArray the weight of the first array, in [0,1].
* @param inSecondArray the first array of vertices.
* Vertices and array must be destroyed by caller.
* @param inSecondArrayLength the number of vertices in the first array.
* @param outResultLength pointer to where the length of the resulting
* array should be returned.
*
* @return the blended array.
* Vertices and array must be destroyed by caller.
*/
static Vector3D **blendVertexArrays(
Vector3D **inFirstArray,
int inFirstArrayLength,
double inWeightFirstArray,
Vector3D **inSecondArray,
int inSecondArrayLength,
int *outResultLength );
};
#endif
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