Fixed CSharp code generation when passing CS_OUT pointer into a function

cs_api_out_ptr.diff

diff --git a/src/Generator/Generators/CSharp/CSharpTextTemplate.cs b/src/Generat
index 90cc6c1..aa983f2 100644
--- a/src/Generator/Generators/CSharp/CSharpTextTemplate.cs
+++ b/src/Generator/Generators/CSharp/CSharpTextTemplate.cs
@@ -2523,7 +2523,10 @@ public struct ParamMarshal
                 var paramType = param.Type;

                 Class @class;
-                if (paramType.Desugar().TryGetClass(out @class) && @class.IsRef
+                if ( (paramType.Desugar().TryGetClass(out @class) ||
+                         (paramType.IsPointer() && paramType.GetFinalPointee()
+                                        .Desugar().TryGetClass(out @class)))
+                      && @class.IsRefType)
                 {
                     WriteLine("{0} = new {1}();", param.Name, paramType);
                 }