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zink: move 8bit index handling out of u_primconvert path 

putting this through util_translate_prim_restart_ib reduces our reliance on
u_primconvert, which ideally we don't want to be using

Reviewed-by: Erik Faye-Lund <erik.faye-lund@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5912>
This commit is contained in:
Mike Blumenkrantz 2020-07-20 09:04:21 -04:00 committed by Marge Bot
parent 5edaf081cd
commit f4583b4086
1 changed files with 3 additions and 3 deletions
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6
src/gallium/drivers/zink/zink_draw.c
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@ -210,8 +210,7 @@ zink_draw_vbo(struct pipe_context *pctx,
bool need_index_buffer_unref = false;
if (dinfo->mode >= PIPE_PRIM_QUADS ||
dinfo->mode == PIPE_PRIM_LINE_LOOP ||
(dinfo->index_size == 1 && !screen->have_EXT_index_type_uint8)) {
dinfo->mode == PIPE_PRIM_LINE_LOOP) {
if (!u_trim_pipe_prim(dinfo->mode, (unsigned *)&dinfo->count))
return;
@ -255,7 +254,8 @@ zink_draw_vbo(struct pipe_context *pctx,
struct pipe_resource *index_buffer = NULL;
if (dinfo->index_size > 0) {
uint32_t restart_index = util_prim_restart_index_from_size(dinfo->index_size);
if ((dinfo->primitive_restart && (dinfo->restart_index != restart_index))) {
if ((dinfo->primitive_restart && (dinfo->restart_index != restart_index)) ||
(!screen->have_EXT_index_type_uint8 && dinfo->index_size == 8)) {
util_translate_prim_restart_ib(pctx, dinfo, &index_buffer);
need_index_buffer_unref = true;
} else {