/// <summary>
/// Get the base MethodDeclaration from its call and the mixin where the call is performed
/// </summary>
/// <param name="expression">the calling expression</param>
/// <param name="mixin">the mixin where the call is performed</param>
/// <returns>the base MethodDeclaration</returns>
public MethodDeclaration GetBaseMethodFromExpression(Expression expression, ModuleMixin mixin)
{
var info = (VTableReference)expression.GetTag(ParadoxTags.VirtualTableReference);
var thisMethod = VirtualTable.GetMethod(info.Shader, info.Slot);
if (thisMethod == null)
return null;
var startIndex = mixin == this ? InheritanceList.Count : InheritanceList.IndexOf(mixin);
for (int i = startIndex - 1; i >= 0; --i)
{
var dep = InheritanceList[i];
var array = VirtualTable.VirtualTableGroup[dep.MixinName];
for (int j = 0; j < array.Length; ++j)
{
var method = array[j];
if (method == thisMethod)
return dep.VirtualTable.VirtualTableGroup[dep.MixinName][j];
}
}
return null;
}
/// <summary>
/// Get the overloaded method from its call
/// </summary>
/// <param name="expression">the calling Expression</param>
/// <returns>the overloaded MethodDeclaration</returns>
public MethodDeclaration GetMethodFromExpression(Expression expression)
{
var info = (VTableReference)expression.GetTag(ParadoxTags.VirtualTableReference);
return VirtualTable.GetMethod(info.Shader, info.Slot);
}
