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authorsanine <sanine.not@pm.me>2022-10-01 20:59:36 -0500
committersanine <sanine.not@pm.me>2022-10-01 20:59:36 -0500
commitc5fc66ee58f2c60f2d226868bb1cf5b91badaf53 (patch)
tree277dd280daf10bf77013236b8edfa5f88708c7e0 /libs/ode-0.16.1/OPCODE/Ice/IceMatrix3x3.cpp
parent1cf9cc3408af7008451f9133fb95af66a9697d15 (diff)
add ode
Diffstat (limited to 'libs/ode-0.16.1/OPCODE/Ice/IceMatrix3x3.cpp')
-rw-r--r--libs/ode-0.16.1/OPCODE/Ice/IceMatrix3x3.cpp48
1 files changed, 48 insertions, 0 deletions
diff --git a/libs/ode-0.16.1/OPCODE/Ice/IceMatrix3x3.cpp b/libs/ode-0.16.1/OPCODE/Ice/IceMatrix3x3.cpp
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+++ b/libs/ode-0.16.1/OPCODE/Ice/IceMatrix3x3.cpp
@@ -0,0 +1,48 @@
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+/**
+ * Contains code for 3x3 matrices.
+ * \file IceMatrix3x3.cpp
+ * \author Pierre Terdiman
+ * \date April, 4, 2000
+ */
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+/**
+ * 3x3 matrix.
+ * DirectX-compliant, ie row-column order, ie m[Row][Col].
+ * Same as:
+ * m11 m12 m13 first row.
+ * m21 m22 m23 second row.
+ * m31 m32 m33 third row.
+ * Stored in memory as m11 m12 m13 m21...
+ *
+ * Multiplication rules:
+ *
+ * [x'y'z'] = [xyz][M]
+ *
+ * x' = x*m11 + y*m21 + z*m31
+ * y' = x*m12 + y*m22 + z*m32
+ * z' = x*m13 + y*m23 + z*m33
+ *
+ * \class Matrix3x3
+ * \author Pierre Terdiman
+ * \version 1.0
+ */
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// Precompiled Header
+#include "Stdafx.h"
+
+using namespace IceMaths;
+
+// Cast operator
+Matrix3x3::operator Matrix4x4() const
+{
+ return Matrix4x4(
+ m[0][0], m[0][1], m[0][2], 0.0f,
+ m[1][0], m[1][1], m[1][2], 0.0f,
+ m[2][0], m[2][1], m[2][2], 0.0f,
+ 0.0f, 0.0f, 0.0f, 1.0f);
+}