* Encodes everything we need to know about a 2x2 pixel block. Uses
* "Channel-Serial" or "SoA" layout.
*/
-struct quad_header {
+struct quad_header_input
+{
int x0;
int y0;
- unsigned mask:4;
+ float coverage[QUAD_SIZE]; /** fragment coverage for antialiasing */
unsigned facing:1; /**< Front (0) or back (1) facing? */
unsigned prim:2; /**< PRIM_POINT, LINE, TRI */
+};
+
+struct quad_header_inout
+{
+ unsigned mask:4;
+};
- struct {
- /** colors in SOA format (rrrr, gggg, bbbb, aaaa) */
- float color[PIPE_MAX_COLOR_BUFS][NUM_CHANNELS][QUAD_SIZE];
- float depth[QUAD_SIZE];
- } outputs;
+struct quad_header_output
+{
+ /** colors in SOA format (rrrr, gggg, bbbb, aaaa) */
+ float color[PIPE_MAX_COLOR_BUFS][NUM_CHANNELS][QUAD_SIZE];
+ float depth[QUAD_SIZE];
+};
- float coverage[QUAD_SIZE]; /** fragment coverage for antialiasing */
+struct quad_header {
+ struct quad_header_input input;
+ struct quad_header_inout inout;
+ struct quad_header_output output;
const struct tgsi_interp_coef *coef;
const struct tgsi_interp_coef *posCoef;
unsigned nr_attrs;
};
-
#endif /* SP_HEADERS_H */
+