+static inline unsigned
+st_get_generic_varying_index(struct st_context *st, GLuint attr)
+{
+ if (attr >= VARYING_SLOT_VAR0) {
+ if (st->needs_texcoord_semantic)
+ return attr - VARYING_SLOT_VAR0;
+ else
+ return 9 + (attr - VARYING_SLOT_VAR0);
+ }
+ if (attr == VARYING_SLOT_PNTC) {
+ assert(!st->needs_texcoord_semantic);
+ return 8;
+ }
+ if (attr >= VARYING_SLOT_TEX0 && attr <= VARYING_SLOT_TEX7) {
+ assert(!st->needs_texcoord_semantic);
+ return attr - VARYING_SLOT_TEX0;
+ }
+
+ assert(0);
+ return 0;
+}
+
+
+extern struct st_vp_variant *
+st_get_vp_variant(struct st_context *st,
+ struct st_vertex_program *stvp,
+ const struct st_vp_variant_key *key);
+
+
+extern struct st_fp_variant *
+st_get_fp_variant(struct st_context *st,
+ struct st_fragment_program *stfp,
+ const struct st_fp_variant_key *key);
+
+extern struct st_basic_variant *
+st_get_cp_variant(struct st_context *st,
+ struct pipe_compute_state *tgsi,
+ struct st_basic_variant **variants);
+
+extern struct st_basic_variant *
+st_get_basic_variant(struct st_context *st,
+ unsigned pipe_shader,
+ struct pipe_shader_state *tgsi,
+ struct st_basic_variant **variants);
+
+extern void
+st_release_vp_variants( struct st_context *st,
+ struct st_vertex_program *stvp );
+
+extern void
+st_release_fp_variants( struct st_context *st,
+ struct st_fragment_program *stfp );
+
+extern void
+st_release_cp_variants(struct st_context *st,
+ struct st_compute_program *stcp);
+