Fix int overflow in circular dead zone computation. Fixes #1.

Author: speps

Binaries/XInputDemo.exe

@@ -37,7 +37,8 @@ private static GamePadThumbSticks.StickValue ApplyStickDeadZone(short valueX, sh
         {
             if (deadZoneMode == GamePadDeadZone.Circular)
             {
-                float distanceFromCenter = (float)Math.Sqrt(valueX * valueX + valueY * valueY);
+                // Cast to long to avoid int overflow if valueX and valueY are both 32768, which would result in a negative number and Sqrt returns NaN
+                float distanceFromCenter = (float)Math.Sqrt((long)valueX * (long)valueX + (long)valueY * (long)valueY);
                 float coefficient = ApplyDeadZone(distanceFromCenter, short.MaxValue, deadZoneSize);
                 coefficient = coefficient > 0.0f ? coefficient / distanceFromCenter : 0.0f;
                 return new GamePadThumbSticks.StickValue(

Binaries/XInputDotNetPure.dll

@@ -75,42 +75,24 @@
       <DesignTimeSharedInput>True</DesignTimeSharedInput>
     </Compile>
   </ItemGroup>
-  <ItemGroup>
-    <None Include="Resources\background.jpg" />
-  </ItemGroup>
   <ItemGroup>
     <None Include="Resources\connected_controller1.png" />
   </ItemGroup>
-  <ItemGroup>
-    <None Include="Resources\select_controller1.png" />
-  </ItemGroup>
   <ItemGroup>
     <None Include="Resources\connected_controller2.png" />
   </ItemGroup>
-  <ItemGroup>
-    <None Include="Resources\select_controller2.png" />
-  </ItemGroup>
   <ItemGroup>
     <None Include="Resources\connected_controller3.png" />
   </ItemGroup>
-  <ItemGroup>
-    <None Include="Resources\select_controller3.png" />
-  </ItemGroup>
   <ItemGroup>
     <None Include="Resources\connected_controller4.png" />
   </ItemGroup>
-  <ItemGroup>
-    <None Include="Resources\select_controller4.png" />
-  </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\XInputDotNetPure\XInputDotNetPure.csproj">
       <Project>{952700CD-A384-43A4-AC4B-52256F83836E}</Project>
       <Name>XInputDotNetPure</Name>
     </ProjectReference>
   </ItemGroup>
-  <ItemGroup>
-    <None Include="Resources\con_top_persp1.png" />
-  </ItemGroup>
   <ItemGroup>
     <None Include="Resources\background.png" />
   </ItemGroup>