CompareFunction enumeration

The compare function used in depth/stencil testing.

The CompareFunction type exposes the following members:

Field	Description
NEVER	Never passes
LESS	Pass if the incoming value is less than the stored value.
EQUAL	Pass if the incoming value is equal to the stored value.
L_EQUAL	Pass if the incoming value is less than or equal to the stored value.
GREATER	Pass if the incoming value is greater than the stored value.
NOT_EQUAL	Pass if the incoming value is not equal to the stored value.
G_EQUAL	Pass if the incoming value is greater than or equal to the stored value.
ALWAYS	Always passes