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zink: really fix direct image mapping offset (I mean it this time)

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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: 456b57802e ("zink: fix direct image mapping offset")

Reviewed-by: Erik Faye-Lund <erik.faye-lund@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8074>
This commit is contained in:
Mike Blumenkrantz 2020-12-12 11:59:40 -05:00 • committed by Marge Bot
parent ab79e6b8e3
commit dfd0f042e0
1 changed files with 2 additions and 2 deletions
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4
src/gallium/drivers/zink/zink_resource.c
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@ -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;
}
}