From 2bd03871c74dc7cfb17d579d6e337fe1162cb9e8 Mon Sep 17 00:00:00 2001
From: "madmaxoft@gmail.com"
 <madmaxoft@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6>
Date: Sat, 11 May 2013 21:08:20 +0000
Subject: Added generic LinearInterpolation in 1D, 2D and 3D.

git-svn-id: http://mc-server.googlecode.com/svn/trunk@1470 0a769ca7-a7f5-676a-18bf-c427514a06d6
---
 source/LinearInterpolation.h | 60 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 source/LinearInterpolation.h

(limited to 'source/LinearInterpolation.h')

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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