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-rw-r--r-- | source/LinearInterpolation.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/source/LinearInterpolation.h b/source/LinearInterpolation.h new file mode 100644 index 000000000..ea9e93455 --- /dev/null +++ b/source/LinearInterpolation.h @@ -0,0 +1,60 @@ +
+// LinearInterpolation.h
+
+// Declares methods for linear interpolation over 1D, 2D and 3D arrays
+
+
+
+
+
+#pragma once
+
+
+
+
+
+// 2D and 3D Interpolation is optimized by precalculating the ratios into static-sized arrays
+// These arrays enforce a max size of the dest array, but the limits are settable here:
+const int MAX_INTERPOL_SIZEX = 256; ///< Maximum X-size of the interpolated array
+const int MAX_INTERPOL_SIZEY = 512; ///< Maximum Y-size of the interpolated array
+const int MAX_INTERPOL_SIZEZ = 256; ///< Maximum Z-size of the interpolated array
+
+
+
+
+
+/// Puts linearly interpolated values from one array into another array. 1D version
+void LinearInterpolate1DArray(
+ float * a_Src, ///< Src array
+ int a_SrcSizeX, ///< Count of the src array
+ float * a_Dst, ///< Src array
+ int a_DstSizeX ///< Count of the dst array
+);
+
+
+
+
+
+/// Puts linearly interpolated values from one array into another array. 2D version
+void LinearInterpolate2DArray(
+ float * a_Src, ///< Src array, [x + a_SrcSizeX * y]
+ int a_SrcSizeX, int a_SrcSizeY, ///< Count of the src array, in each direction
+ float * a_Dst, ///< Dst array, [x + a_DstSizeX * y]
+ int a_DstSizeX, int a_DstSizeY ///< Count of the dst array, in each direction
+);
+
+
+
+
+
+/// Puts linearly interpolated values from one array into another array. 3D version
+void LinearInterpolate3DArray(
+ float * a_Src, ///< Src array, [x + a_SrcSizeX * y + a_SrcSizeX * a_SrcSizeY * z]
+ int a_SrcSizeX, int a_SrcSizeY, int a_SrcSizeZ, ///< Count of the src array, in each direction
+ float * a_Dst, ///< Dst array, [x + a_DstSizeX * y + a_DstSizeX * a_DstSizeY * z]
+ int a_DstSizeX, int a_DstSizeY, int a_DstSizeZ ///< Count of the dst array, in each direction
+);
+
+
+
+
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