Fix pyMatrix44 memory leak

Sources/Plasma/FeatureLib/pfPython/Pch.h

@@ -50,6 +50,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 
 // Standard Library Includes
 #include <algorithm>
+#include <array>
 #include <exception>
 #include <locale>
 #include <string>

Sources/Plasma/FeatureLib/pfPython/pyMatrix44.cpp

@@ -132,9 +132,9 @@ PyObject* pyMatrix44::GetRightAxis() const
     return pyVector3::New(fMatrix.GetAxis(hsMatrix44::kRight));
 }
 
-float* pyMatrix44::GetData() const
+mat44_t pyMatrix44::GetData() const
 {
-    float *res = new float[4*4];
+    mat44_t res;
     res[0] = fMatrix.fMap[0][0];  res[1] = fMatrix.fMap[0][1];  res[2] = fMatrix.fMap[0][2];  res[3] = fMatrix.fMap[0][3];
     res[4] = fMatrix.fMap[1][0];  res[5] = fMatrix.fMap[1][1];  res[6] = fMatrix.fMap[1][2];  res[7] = fMatrix.fMap[1][3];
     res[8] = fMatrix.fMap[2][0];  res[9] = fMatrix.fMap[2][1];  res[10] = fMatrix.fMap[2][2]; res[11] = fMatrix.fMap[2][3];

Sources/Plasma/FeatureLib/pfPython/pyMatrix44.h

@@ -42,12 +42,14 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 #ifndef pyMatrix44_h_inc
 #define pyMatrix44_h_inc
 
+#include <array>
 #include "hsMatrix44.h"
 #include "pyGlueHelpers.h"
 
 class pyPoint3;
 class pyVector3;
 
+typedef std::array<float, 4*4> mat44_t;
 
 class pyMatrix44
 {
@@ -93,7 +95,8 @@ public:
     PyObject* GetUpAxis() const; // returns pyVector3
     PyObject* GetRightAxis() const; // returns pyVector3
 
-    float* GetData() const;
+    /** Returns a copy of the 4x4 matrix data */
+    mat44_t GetData() const;
     void SetData(const float mat[]);
 };
 

Sources/Plasma/FeatureLib/pfPython/pyMatrix44Glue.cpp

@@ -41,6 +41,7 @@ You can contact Cyan Worlds, Inc. by email legal@cyan.com
 *==LICENSE==*/
 
 #include <Python.h>
+
 #include "pyGeometry3.h"
 #include "pyMatrix44.h"
 #pragma hdrstop
@@ -302,21 +303,19 @@ PYTHON_METHOD_DEFINITION_NOARGS(ptMatrix44, right)
 
 PYTHON_METHOD_DEFINITION_NOARGS(ptMatrix44, getData)
 {
-    float *mat = self->fThis->GetData();
+    mat44_t mat = self->fThis->GetData();
 
-    PyObject *retVal = Py_BuildValue("(ffff)(ffff)(ffff)(ffff)",
+    PyObject* retVal = Py_BuildValue("(ffff)(ffff)(ffff)(ffff)",
         mat[0],  mat[1],  mat[2], mat[3],
         mat[4],  mat[5],  mat[6], mat[7],
         mat[8],  mat[9],  mat[10], mat[11],
         mat[12], mat[13], mat[14], mat[15]);
 
-    if (retVal == NULL) 
-    {
+    if (!retVal) {
         PyErr_SetString(PyExc_TypeError, "setData expects a 4x4 tuple of floats");
         PYTHON_RETURN_ERROR;
     }
 
-    delete mat;
     return retVal;
 }