X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/311765c2a864aa1c23d90108443fde554c52a0b3..550f38d74380256da7bfcb961d40ff86f677f77e:/src/common/matrix.cpp

diff --git a/src/common/matrix.cpp b/src/common/matrix.cpp
index 78a4251891..66cad04fe5 100644
--- a/src/common/matrix.cpp
+++ b/src/common/matrix.cpp
@@ -25,12 +25,12 @@
 
 #ifndef WX_PRECOMP
 #include "wx/defs.h"
+#include "wx/math.h"
 #endif
 
 #include "wx/matrix.h"
-#include <math.h>
 
-static const double pi = 3.1415926535;
+static const double pi = M_PI;
 
 wxTransformMatrix::wxTransformMatrix(void)
 {
@@ -77,7 +77,7 @@ void wxTransformMatrix::operator = (const wxTransformMatrix& mat)
 
 bool wxTransformMatrix::operator == (const wxTransformMatrix& mat)
 {
-    if (m_isIdentity==true && mat.m_isIdentity==true)
+    if (m_isIdentity && mat.m_isIdentity)
         return true;
 
     int i, j;