[Mesa-dev] [PATCH 1/3] st/mesa: notify u_vbuf/driver that draw index bounds are unknown for indirect

[Marek Olšák]

From: Marek Olšák <marek.olsak at amd.com>

---
 src/mesa/state_tracker/st_draw.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/mesa/state_tracker/st_draw.c b/src/mesa/state_tracker/st_draw.c
index dee69783ada..eb52d9505b6 100644
--- a/src/mesa/state_tracker/st_draw.c
+++ b/src/mesa/state_tracker/st_draw.c
@@ -254,20 +254,21 @@ st_indirect_draw_vbo(struct gl_context *ctx,
 
    assert(stride);
    prepare_draw(st, ctx);
 
    if (st->vertex_array_out_of_memory)
       return;
 
    memset(&indirect, 0, sizeof(indirect));
    util_draw_init_info(&info);
    info.start = 0; /* index offset / index size */
+   info.max_index = ~0u; /* so that u_vbuf can tell that it's unknown */
 
    if (ib) {
       struct gl_buffer_object *bufobj = ib->obj;
 
       /* indices are always in a real VBO */
       assert(_mesa_is_bufferobj(bufobj));
 
       info.index_size = ib->index_size;
       info.index.resource = st_buffer_object(bufobj)->buffer;
       info.start = pointer_to_offset(ib->ptr) / info.index_size;
-- 
2.17.1