removed some warnings when doing double/float conversions

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@695 dfc29bdd-3216-0410-991c-e03cc46cb475

include/matrix4.h

@@ -1166,7 +1166,7 @@ namespace core
 	inline void CMatrix4<T>::buildProjectionMatrixPerspectiveFovLH(f32 fieldOfViewRadians, f32 aspectRatio, f32 zNear, f32 zFar)
 	{
 		f64 h = 1.0/tan(fieldOfViewRadians/2.0);
-		T w = h / aspectRatio;
+		T w = (T)(h / aspectRatio);
 
 		M[0] = w;
 		M[1] = 0;

source/Irrlicht/COpenGLExtensionHandler.cpp

@@ -58,7 +58,7 @@ void COpenGLExtensionHandler::dump() const
 
 void COpenGLExtensionHandler::initExtensions(bool stencilBuffer)
 {
-	const f32 ver = atof((c8*)glGetString(GL_VERSION));
+	const f32 ver = (f32)atof((c8*)glGetString(GL_VERSION));
 	Version = core::floor32(ver)*100+(s32)(ver-floor(ver));
 	if ( Version >= 102)
 		os::Printer::log("OpenGL driver version is 1.2 or better.", ELL_INFORMATION);