cgSetStateCallbacks

Langue: en

Version: 47158 (openSuse - 09/10/07)

Section: 3 (Bibliothèques de fonctions)

Sommaire

NAME

cgSetStateCallbacks - registers the callback functions for a state assignment

SYNOPSIS


  #include <Cg/cg.h>







  void cgSetStateCallbacks( CGstate state,

                            CGstatecallback set,

                            CGstatecallback reset,

                            CGstatecallback validate );

PARAMETERS


state
The state handle.
set
The pointer to the callback function to call for setting the state of state assignments based on state. This may be a NULL pointer.
reset
The pointer to the callback function to call for resetting the state of state assignments based on state. This may be a NULL pointer.
validate
The pointer to the callback function to call for validating the state of state assignments based on state. This may be a NULL pointer.

RETURN VALUES

None.

DESCRIPTION

cgSetStateCallbacks sets the three callback functions for a state definition. These functions are later called when the state a particular state assignment based on this state must be set, reset, or validated. Any of the callback functions may be specified as NULL.

EXAMPLES

to-be-written

ERRORS

CG_INVALID_STATE_HANDLE_ERROR is generated if state is not a valid state.

HISTORY

cgSetStateCallbacks was introduced in Cg 1.4.

SEE ALSO

the cgSetPassState manpage, the cgCallStateSetCallback manpage, the cgCallStateResetCallback manpage, the cgCallStateValidateCallback manpage, the cgValidateTechnique manpage