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zink: simplify clear-apply on fb state change

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since surfaces are cached and deduplicated, we no longer have to
do deep comparisons to determine whether two surfaces are equal and can
just compare the pointers

Reviewed-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/10087>
This commit is contained in:
Mike Blumenkrantz 2021-03-09 15:39:50 -05:00 • committed by Marge Bot
parent f19946ca6e
commit c7e4f28a16
1 changed files with 3 additions and 8 deletions
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11
src/gallium/drivers/zink/zink_context.c
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@ -1501,18 +1501,13 @@ zink_set_framebuffer_state(struct pipe_context *pctx,
for (int i = 0; i < ctx->fb_state.nr_cbufs; i++) {
struct pipe_surface *surf = ctx->fb_state.cbufs[i];
if (surf &&
(!state->cbufs[i] || i >= state->nr_cbufs ||
surf->texture != state->cbufs[i]->texture ||
surf->format != state->cbufs[i]->format ||
memcmp(&surf->u, &state->cbufs[i]->u, sizeof(union pipe_surface_desc))))
if (surf && (i >= state->nr_cbufs || surf != state->cbufs[i]))
zink_fb_clears_apply(ctx, surf->texture);
}
if (ctx->fb_state.zsbuf) {
struct pipe_surface *surf = ctx->fb_state.zsbuf;
if (!state->zsbuf || surf->texture != state->zsbuf->texture ||
memcmp(&surf->u, &state->zsbuf->u, sizeof(union pipe_surface_desc)))
zink_fb_clears_apply(ctx, ctx->fb_state.zsbuf->texture);
if (surf != state->zsbuf)
zink_fb_clears_apply(ctx, ctx->fb_state.zsbuf->texture);
}
util_copy_framebuffer_state(&ctx->fb_state, state);