StencilAction enumeration

The stencil test actions

The StencilAction type exposes the following members:

Field	Description
KEEP	Keep the current value
ZERO	Sets the stencil buffer value to 0
REPLACE	Sets the stencil buffer to ref where defined in `RenderState.stencil_reference`
INCREMENT	Increments the current stencil buffer value, clamps to maximum value.
INCREMENT_WRAP	Increments the current stencil buffer value and wrap it to zero when it reaches maximum value.
DECREMENT	Increments the current stencil buffer value, clamps to 0.
DECREMENT_WRAP	Decrements the current stencil buffer value and wrap it to maximum value when it reaches zero.
INVERT	Bit-wise inverts the current stencil buffer value.