diff options
author | Zack Rusin <zackr@vmware.com> | 2010-06-28 17:31:21 -0400 |
---|---|---|
committer | Zack Rusin <zackr@vmware.com> | 2010-06-28 22:53:21 -0400 |
commit | da7bd6a90e1fee5c16327338fd251c0f6be34e36 (patch) | |
tree | 5f7e3d8f6d30799033afd78beec3e643ef4c7d6c /src/mesa/state_tracker/st_atom_shader.c | |
parent | 0b50fcbd556ead8d35c2b543f13de433996a5822 (diff) |
mesa: initial support for ARB_geometry_shader4
laying down the foundation for everything and implementing most of the
stuff.
linking, gl_VerticesIn and multidimensional inputs are left.
Diffstat (limited to 'src/mesa/state_tracker/st_atom_shader.c')
-rw-r--r-- | src/mesa/state_tracker/st_atom_shader.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_atom_shader.c b/src/mesa/state_tracker/st_atom_shader.c index dcaad83a3c..cebaad5f00 100644 --- a/src/mesa/state_tracker/st_atom_shader.c +++ b/src/mesa/state_tracker/st_atom_shader.c @@ -66,7 +66,19 @@ translate_fp(struct st_context *st, } } +/* + * Translate geometry program if needed. + */ +static void +translate_gp(struct st_context *st, + struct st_geometry_program *stgp) +{ + if (!stgp->tgsi.tokens) { + assert(stgp->Base.Base.NumInstructions > 1); + st_translate_geometry_program(st, stgp); + } +} /** * Find a translated vertex program that corresponds to stvp and @@ -222,3 +234,33 @@ const struct st_tracked_state st_update_vp = { }, update_vp /* update */ }; + +static void +update_gp( struct st_context *st ) +{ + + struct st_geometry_program *stgp; + + if (!st->ctx->GeometryProgram._Current) { + cso_set_geometry_shader_handle(st->cso_context, NULL); + return; + } + + stgp = st_geometry_program(st->ctx->GeometryProgram._Current); + assert(stgp->Base.Base.Target == MESA_GEOMETRY_PROGRAM); + + translate_gp(st, stgp); + + st_reference_geomprog(st, &st->gp, stgp); + + cso_set_geometry_shader_handle(st->cso_context, stgp->driver_shader); +} + +const struct st_tracked_state st_update_gp = { + "st_update_gp", /* name */ + { /* dirty */ + 0, /* mesa */ + ST_NEW_GEOMETRY_PROGRAM /* st */ + }, + update_gp /* update */ +}; |