public static string Marshal(EngineFunction.Argument arg)
{
StringBuilder result = new StringBuilder();
string name = SanitizeNameContainer.SanitizeName(arg.Name);
switch (arg.Type)
{
case EngineClass @class:
result.Append($"{name}.ObjectPtr");
break;
case EngineEnum @enum:
result.Append($"(int){name}");
break;
case EngineStruct @struct:
//result.Write($"GenericMarshal.ToPtr({arg.Name}");
result.Append($"{name}.internalStructPtr");
//result.Write($"StructMarshal.StructToIntPtr(({arg.Name}");
//result.Write($"ref ({arg.Name}");
//if (arg.DefaultValue != null) {
// result.Write($" ?? new {@struct.Name}(\"{arg.DefaultValue}\")");
//}
//result.Write(").internalStruct)");
break;
default:
result.Append($"{name}");
break;
}
return(result.ToString().Trim());
}
public static string GetManagedParameters(EngineFunction function)
{
StringBuilder result = new StringBuilder();
int firstArgIndex = function.IsStatic ? 0 : 1;
for (var index = firstArgIndex; index < function.Arguments.Count; index++)
{
EngineFunction.Argument functionArgument = function.Arguments[index];
result.Append(functionArgument.Type.ManagedType);
if (functionArgument.Type is EngineStruct @struct &&
functionArgument.DefaultValue != null)
{
//result.Write("?");
}
result.Append($" {SanitizeNameContainer.SanitizeName(functionArgument.Name, false)}");
if (functionArgument.DefaultValue != null)
{
result.Append(DefaultParamValueContainer.DefaultParamValue(functionArgument));
}
if (index != function.Arguments.Count - 1)
{
result.Append(", ");
}
}
return(result.ToString().Trim());
}
public static string StructFieldAlloc(TemplateContext context, EngineStruct.Field field)
{
string name_cC = SanitizeNameContainer.SanitizeName(field.Name, false);
string name_CC = SanitizeNameContainer.SanitizeName(field.Name, true);
StringBuilder result = new StringBuilder();
switch (field.Type)
{
case EngineStruct @struct:
result.AppendLine($"{name_CC}.Alloc();");
result.AppendLine($"internalStruct.{name_cC} = {name_CC}.internalStruct;");
break;
case EngineClass @class:
result.AppendLine($"internalStruct.{name_cC} = {name_CC}.ObjectPtr;");
break;
case EnginePrimitive @primitive when @primitive.NativeReturnType.Equals("IntPtr"):
result.AppendLine($"internalStruct.{name_cC} = GenericMarshal.ToPtr({name_CC});");
break;
case EnginePrimitive @primitive:
result.AppendLine($"internalStruct.{name_cC} = {name_CC};");
break;
}
int indentation = Regex.Split(context.Output.ToString(), @"\r?\n|\r")
.ToList()
.Last()
.Length;
return(IndentContainer.PrefixLines(result.ToString().Trim(), " ", indentation));
}
public static string Free(EngineFunction.Argument arg)
{
StringBuilder result = new StringBuilder();
if (arg.Type is EngineStruct @struct)
{
result.Append($"{SanitizeNameContainer.SanitizeName(arg.Name, false)}.Free();");
}
return(result.ToString().Trim());
}
public static string StructFieldFree(TemplateContext context, EngineStruct.Field field)
{
string name_cC = SanitizeNameContainer.SanitizeName(field.Name, false);
string name_CC = SanitizeNameContainer.SanitizeName(field.Name, true);
string baseType = field.Type.ManagedType;
if (baseType.StartsWith("ptr_"))
{
baseType = baseType.Substring(4);
}
StringBuilder result = new StringBuilder();
switch (field.Type)
{
case EngineStruct @struct:
result.AppendLine($"{name_CC}?.Free();");
result.AppendLine($"{name_CC} = new {@struct.ManagedType}(internalStruct.{name_cC});");
break;
case EngineClass @class:
result.AppendLine($"{name_CC}.ObjectPtr = internalStruct.{name_cC};");
break;
case EnginePrimitive @primitive when @primitive.NativeReturnType.Equals("IntPtr"):
baseType = baseType.Substring(0, baseType.Length - 2);
if (field.IndexedSize > 1)
{
result.AppendLine($"{name_CC} = GenericMarshal.FromPtr<{baseType}>(internalStruct.{name_cC}, {field.IndexedSize}, true);");
}
else
{
result.AppendLine($"{name_CC} = GenericMarshal.FromPtr<{baseType}>(internalStruct.{name_cC}, ElementCount, true);");
}
break;
case EnginePrimitive @primitive:
result.AppendLine($"{name_CC} = internalStruct.{name_cC};");
break;
}
int indentation = Regex.Split(context.Output.ToString(), @"\r?\n|\r")
.ToList()
.Last()
.Length;
return(IndentContainer.PrefixLines(result.ToString().Trim(), " ", indentation));
}
public static string Alloc(EngineFunction.Argument arg)
{
StringBuilder result = new StringBuilder();
if (arg.Type is EngineStruct @struct)
{
string argName = SanitizeNameContainer.SanitizeName(arg.Name, false);
if (arg.DefaultValue != null)
{
result.AppendLine($"{argName} = {argName} ?? new {@struct.Name}(\"{arg.DefaultValue}\");");
}
result.Append($"{argName}.Alloc();");
}
return(result.ToString().Trim());
}
public static string DefaultParamValue(EngineFunction.Argument arg)
{
if (arg.DefaultValue == null)
{
return("");
}
if (arg.Type.ManagedType.Equals("string"))
{
return($" = \"{arg.DefaultValue}\"");
}
if (arg.Type is EnginePrimitive @primitive)
{
string result = "";
result += $" = {arg.DefaultValue}";
if (@primitive.ManagedType == "float" &&
!arg.DefaultValue.EndsWith("f"))
{
result += "f";
}
return(result);
}
if (arg.Type is EngineStruct @struct)
{
return($" = null");
}
if (arg.Type is EngineClass @class)
{
if (arg.DefaultValue.Equals("null"))
{
return($" = null");
}
}
if (arg.Type is EngineEnum @enum)
{
return($" = {@enum.Name}.{SanitizeNameContainer.SanitizeName(arg.DefaultValue, true)}");
}
return("<<Unhandled defaultValue type.>>");
}