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| author | Michal Krol <michal@vmware.com> | 2010-01-05 11:04:50 +0100 |
|---|---|---|
| committer | Michal Krol <michal@vmware.com> | 2010-01-05 11:04:50 +0100 |
| commit | 9b21b3c52a8a7d58d08151d1a6bf25c472dec213 (patch) | |
| tree | d9083b6af4e2e9b70a7fa6cd31bac45a36e0f6b6 /src/gallium/auxiliary/util/u_prim.h | |
| parent | 543b9566bdaa48fea2df1866fa1310c1cdbcde27 (diff) | |
| parent | 1f9aa38f4e2be47229d92be2c1189c2b8d9c7133 (diff) | |
Merge branch 'master' into instanced-arrays
Conflicts:
src/gallium/auxiliary/tgsi/tgsi_dump.c
src/gallium/include/pipe/p_shader_tokens.h
Diffstat (limited to 'src/gallium/auxiliary/util/u_prim.h')
| -rw-r--r-- | src/gallium/auxiliary/util/u_prim.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_prim.h b/src/gallium/auxiliary/util/u_prim.h index 7434329962..10a874f341 100644 --- a/src/gallium/auxiliary/util/u_prim.h +++ b/src/gallium/auxiliary/util/u_prim.h @@ -135,6 +135,39 @@ static INLINE unsigned u_reduced_prim( unsigned pipe_prim ) } } +static INLINE unsigned +u_vertices_per_prim(int primitive) +{ + switch(primitive) { + case PIPE_PRIM_POINTS: + return 1; + case PIPE_PRIM_LINES: + case PIPE_PRIM_LINE_LOOP: + case PIPE_PRIM_LINE_STRIP: + return 2; + case PIPE_PRIM_TRIANGLES: + case PIPE_PRIM_TRIANGLE_STRIP: + case PIPE_PRIM_TRIANGLE_FAN: + return 3; + case PIPE_PRIM_LINES_ADJACENCY: + case PIPE_PRIM_LINE_STRIP_ADJACENCY: + return 4; + case PIPE_PRIM_TRIANGLES_ADJACENCY: + case PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY: + return 6; + + /* following primitives should never be used + * with geometry shaders abd their size is + * undefined */ + case PIPE_PRIM_POLYGON: + case PIPE_PRIM_QUADS: + case PIPE_PRIM_QUAD_STRIP: + default: + debug_printf("Unrecognized geometry shader primitive"); + return 3; + } +} + const char *u_prim_name( unsigned pipe_prim ); #endif |