Mesa (master): zink: really fix direct image mapping offset (I mean it this time)
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Mon Dec 14 14:42:00 UTC 2020
Module: Mesa
Branch: master
Commit: dfd0f042e0d8faa374629ea0a67422edff6d48c3
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=dfd0f042e0d8faa374629ea0a67422edff6d48c3
Author: Mike Blumenkrantz <michael.blumenkrantz at gmail.com>
Date: Sat Dec 12 11:59:40 2020 -0500
zink: really fix direct image mapping offset (I mean it this time)
I got confused and:
* used the vkformat instead of the pipe format for getting format description
* incorrectly calculated bpp
but this time it's definitely 100% fixed I promise
Fixes: 456b57802ea ("zink: fix direct image mapping offset")
Reviewed-by: Erik Faye-Lund <erik.faye-lund at collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8074>
---
src/gallium/drivers/zink/zink_resource.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/gallium/drivers/zink/zink_resource.c b/src/gallium/drivers/zink/zink_resource.c
index 9f8dde749b6..7d37b52fc97 100644
--- a/src/gallium/drivers/zink/zink_resource.c
+++ b/src/gallium/drivers/zink/zink_resource.c
@@ -613,11 +613,11 @@ zink_transfer_map(struct pipe_context *pctx,
vkGetImageSubresourceLayout(screen->dev, res->image, &isr, &srl);
trans->base.stride = srl.rowPitch;
trans->base.layer_stride = srl.arrayPitch;
- const struct util_format_description *desc = util_format_description(res->format);
+ const struct util_format_description *desc = util_format_description(res->base.format);
unsigned offset = srl.offset +
box->z * srl.depthPitch +
(box->y / desc->block.height) * srl.rowPitch +
- (box->x / desc->block.width) * (util_format_get_blocksize(res->format) / desc->nr_channels);
+ (box->x / desc->block.width) * (desc->block.bits / 8);
ptr = ((uint8_t *)ptr) + offset;
}
}
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