.\" @(#)PEXSetBFReflectionModel.3 1.5 95/03/24 SMI;
.so man3/pex.macs
.TH PEXSetBFReflectionModel 3 "May 1995" "Solaris PEXlib Reference Manual" ""
.SH NAME
PEXSetBFReflectionModel - Set Back-Face Surface Reflection Model
.SH SYNTAX
.HP
void PEXSetBFReflectionModel\^(\^Display *\fIdisplay\fP\^, XID \fIresource_id\fP\^, PEXOCRequestType \fIreq_type\fP\^, int \fImodel\fP\^)
.SH PARAMETERS
.IP \fIdisplay\fP 1i
A pointer to a display structure returned by a successful
.B XOpenDisplay
call.
.IP \fIresource_id\fP 1i
The resource identifier of the renderer or structure.
.IP \fIreq_type\fP 1i
The request type for the output command (
.B PEXOCRender,
.B PEXOCStore,
.B PEXOCRenderSingle
or
.B PEXOCStoreSingle
).
.IP \fImodel\fP 1i
The back-facing surface reflection model (
.B PEXReflectionNone,
.B PEXReflectionAmbient,
.B PEXReflectionDiffuse,
.B PEXReflectionSpecular).
.SH RETURNS
.LP
None
.SH DESCRIPTION
.\" indexing
.IX PEXSetBFReflectionModel
.IX "Back-Face Surface" PEXSetBFReflectionModel
.LP
This function creates an output primitive attribute which
sets the back-facing surface reflection
.I model
attribute.
If the specified reflection
.I model
is not supported,
.B PEXReflectionNone
is used.
Supported values for back-facing surface reflection
.I model
are inquirable via
.BR PEXGetEnumTypeInfo (3) .
.SH ERRORS
.TP
.SB BadPEXRenderer
The specified renderer resource identifier is invalid.
.TP
.SB BadPEXStructure
The specified structure resource identifier is invalid.
.SH SEE ALSO
.LP
.nf
.BR PEXGetEnumTypeInfo (3)
.BR PEXSetIndividualASF (3)
.fi