quad_header_input Struct Reference

Encodes everything we need to know about a 2x2 pixel block. More...


Data Fields

int x0
int y0
float coverage [QUAD_SIZE]
unsigned facing:1
 fragment coverage for antialiasing
unsigned prim:2
 PRIM_POINT, LINE, TRI.


Detailed Description

Encodes everything we need to know about a 2x2 pixel block.

Uses "Channel-Serial" or "SoA" layout.

Definition at line 62 of file sp_headers.h.


Field Documentation

int quad_header_input::x0

Definition at line 64 of file sp_headers.h.

int quad_header_input::y0

Definition at line 65 of file sp_headers.h.

float quad_header_input::coverage[QUAD_SIZE]

Definition at line 66 of file sp_headers.h.

unsigned quad_header_input::facing

fragment coverage for antialiasing

Front (0) or back (1) facing?

Definition at line 67 of file sp_headers.h.

unsigned quad_header_input::prim

PRIM_POINT, LINE, TRI.

Definition at line 68 of file sp_headers.h.


The documentation for this struct was generated from the following file:
Generated on Tue Sep 29 06:26:04 2009 for Gallium3D by  doxygen 1.5.4