初步修复

Common/EngineUtil/EngineUtil.cpp

@@ -0,0 +1,37 @@
+#include "StdAfx.h"
+#include "EngineUtil.h"
+
+
+#ifdef _DEBUG
+#define new new(_NORMAL_BLOCK,__FILE__,__LINE__)
+#endif
+
+EtVector2 EtVec3toVec2( EtVector3 &vVec )
+{
+	return EtVector2( vVec.x, vVec.z );
+}
+
+EtVector3 EtVec2toVec3( EtVector2 &vVec )
+{
+	return EtVector3( vVec.x, 0.f, vVec.y );
+}
+
+
+bool CheckRect( float x, float y, EtVector2 &VecMin, EtVector2 &VecMax ) 
+{
+	if( x >= VecMin.x && x <= VecMax.x && y >= VecMin.y && y <= VecMax.y ) return true;
+	return false;
+}
+
+float RandomNumberInRange( float fMin, float fMax )
+{
+	float fRange, fRandom;
+
+	fRandom = float( ::rand() ) / float( RAND_MAX );
+	fRange = fMax - fMin;
+	fRandom *= fRange;
+	fRandom += fMin;
+
+	return fRandom;
+}
+