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lavapipe: clamp attachment clear rect sizes

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this is a spec violation, but crashing isn't cool, so do a little clamping

Reviewed-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13349>
This commit is contained in:
Mike Blumenkrantz 2021-10-04 11:48:55 -04:00 • committed by Marge Bot
parent 67dd6b9f0f
commit 4cad3da409
1 changed files with 3 additions and 0 deletions
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3
src/gallium/frontends/lavapipe/lvp_execute.c
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@ -2996,6 +2996,9 @@ static void handle_clear_attachments(struct vk_cmd_queue_entry *cmd,
for (uint32_t r = 0; r < cmd->u.clear_attachments.rect_count; r++) {
VkClearRect *rect = &cmd->u.clear_attachments.rects[r];
/* avoid crashing on spec violations */
rect->rect.extent.width = MIN2(rect->rect.extent.width, state->framebuffer.width - rect->rect.offset.x);
rect->rect.extent.height = MIN2(rect->rect.extent.height, state->framebuffer.height - rect->rect.offset.y);
if (subpass->view_mask) {
u_foreach_bit(i, subpass->view_mask)
clear_attachment_layers(state, imgv, &rect->rect,