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zink: Skip border color clamping for compressed formats.

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You won't have a non-void channel for block formats, because "how many
bits are there in the red channel" doesn't even make sense.

Reviewed-by: Adam Jackson <ajax@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18957>
This commit is contained in:
Emma Anholt
2022-10-04 15:31:41 -07:00
committed by Marge Bot
parent da04bbe586
commit 270ea2ac7e
1 changed files with 12 additions and 8 deletions
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src/gallium/drivers/zink/zink_format.c
+12 -8
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@@ -347,15 +347,19 @@ zink_format_clamp_channel_color(const struct util_format_description *desc, unio
int non_void = util_format_get_first_non_void_channel(desc->format);
switch (desc->channel[i].type) {
case UTIL_FORMAT_TYPE_VOID:
if (desc->channel[non_void].type == UTIL_FORMAT_TYPE_FLOAT) {
dst->f[i] = uif(UINT32_MAX);
if (non_void != -1) {
if (desc->channel[non_void].type == UTIL_FORMAT_TYPE_FLOAT) {
dst->f[i] = uif(UINT32_MAX);
} else {
if (desc->channel[non_void].normalized)
dst->f[i] = 1.0;
else if (desc->channel[non_void].type == UTIL_FORMAT_TYPE_SIGNED)
dst->i[i] = INT32_MAX;
else
dst->ui[i] = UINT32_MAX;
}
} else {
if (desc->channel[non_void].normalized)
dst->f[i] = 1.0;
else if (desc->channel[non_void].type == UTIL_FORMAT_TYPE_SIGNED)
dst->i[i] = INT32_MAX;
else
dst->ui[i] = UINT32_MAX;
dst->ui[i] = src->ui[i];
}
break;
case UTIL_FORMAT_TYPE_SIGNED: