mesa: port the LastLookedUpVAO optimisation to _mesa_lookup_vao()

It was only used in the errors path.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
This commit is contained in:
Samuel Pitoiset
2017-08-24 15:53:34 +02:00
parent 08ee28b6a8
commit 5946806064

View File

@@ -66,11 +66,23 @@
struct gl_vertex_array_object *
_mesa_lookup_vao(struct gl_context *ctx, GLuint id)
{
if (id == 0)
if (id == 0) {
return NULL;
else
return (struct gl_vertex_array_object *)
_mesa_HashLookupLocked(ctx->Array.Objects, id);
} else {
struct gl_vertex_array_object *vao;
if (ctx->Array.LastLookedUpVAO &&
ctx->Array.LastLookedUpVAO->Name == id) {
vao = ctx->Array.LastLookedUpVAO;
} else {
vao = (struct gl_vertex_array_object *)
_mesa_HashLookupLocked(ctx->Array.Objects, id);
_mesa_reference_vao(ctx, &ctx->Array.LastLookedUpVAO, vao);
}
return vao;
}
}