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mesa: don't assert when finding a renderbuffer miplevel fails

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this can also be caused by winsys and api being out of sync, e.g.,
if the window resize is lagging behind the framebuffer resize

in this case, just use level 0 and assume things will be okay

cc: mesa-stable

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/37467>
This commit is contained in:
Mike Blumenkrantz 2025-09-17 15:00:00 -04:00 • committed by Marge Bot
parent 62912e6719
commit f9dd9bc30d
1 changed files with 7 additions and 7 deletions
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14
src/mesa/main/renderbuffer.c
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@ -573,17 +573,17 @@ _mesa_update_renderbuffer_surface(struct gl_context *ctx,
rtt_height = 1;
}
/* find matching mipmap level size */
unsigned level;
for (level = 0; level <= resource->last_level; level++) {
if (u_minify(resource->width0, level) == rtt_width &&
u_minify(resource->height0, level) == rtt_height &&
/* try to find matching mipmap level size, or just use level 0 and assume partial render */
unsigned level = 0;
for (int test_level = 0; test_level <= resource->last_level; test_level++) {
if (u_minify(resource->width0, test_level) == rtt_width &&
u_minify(resource->height0, test_level) == rtt_height &&
(resource->target != PIPE_TEXTURE_3D ||
u_minify(resource->depth0, level) == rtt_depth)) {
u_minify(resource->depth0, test_level) == rtt_depth)) {
level = test_level;
break;
}
}
assert(level <= resource->last_level);
/* determine the layer bounds */
unsigned first_layer, last_layer;