| icanvas.h | Macros and interfaces to the canvas |
| icontrolsource.h | Macros and interfaces to the control source subsystem |
| ioutput.h | Macros and interfaces to the image output subsystem |
| ipluginpoptoptions.h | Interface to enable command line options for plugins |
| iprerenderoutput.h | Macros and interfaces to the image output subsystem |
| poptexitexception.h | Exception to indicate that HGL has to successfully terminate after processing an command line argument |
| primitives.h | The pre-render primitive structs |
| defaultprerenderoutput.h | Empty implementation of the HGL::ImageOutput::IPreRenderOutput interface |
| writer.h | A simple exception safe writer for image output plugins |
1.6.1