Begins a composition step
Begins rendering to the framebuffer
Draw scene to area
Dumps viewport data to texture stream
Ends a composition step, re-binding the internal framebuffer
Ends rendering to the framebuffer
Gets the global camera
Gets the Inochi2D composite render image
Gets the Inochi2D framebuffer render image
Gets the viewport
Sets the global camera, allows switching between cameras
Sets the background clear color
Sets the viewport area to render to
Returns length of viewport data for extraction
Initializes the renderer
UDA for sub-classable parts of the spec eg. Nodes and Automation can be extended by adding new subclasses that aren't in the base spec.