Public Member Functions | |
float | calc (int locX, int locY) |
Determine the interpolated value within the quad. | |
QuadInterp (int size, float e1, float e2, float e3, float e4) | |
Constructor. | |
Public Attributes | |
float | ep1 |
Values at the four corners. | |
float | ep2 |
float | ep3 |
float | ep4 |
Private Attributes | |
int | m_size |
The length of one side of the square quad. | |
bool | noCalc |
Flag indicating that all points have the same value. |
The quad specified is assumed to be square of integer size, and the position specified for interpolation is specified in integer form. A check is included to avoid calculation if the value of each corner is the same.
Mercator::QuadInterp::QuadInterp | ( | int | size, | |
float | e1, | |||
float | e2, | |||
float | e3, | |||
float | e4 | |||
) | [inline] |