I feel maybe I post in a wrong thread, if that's the case please let me know and move all the post here. Thanks.
By the way, A little update in Maya plugin by adding image filter in corona settings tab and reorganized parameters to mach exactly the same as 3dsmax plugin.
As I mention before, I'm interesting to porting Corona Renderer to Autodesk Maya. And will be glad to help me to access the Corona API.