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zink: break out bufferview creation into separate function 

we'll reuse this for shader images

Reviewed-by: Erik Faye-Lund <erik.faye-lund@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/8504>
This commit is contained in:
Mike Blumenkrantz 2020-11-17 18:48:36 -05:00 committed by Marge Bot
parent c4d00b9ca4
commit e1f798ca50
1 changed files with 19 additions and 9 deletions
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28
src/gallium/drivers/zink/zink_context.c
View File

@ -320,6 +320,23 @@ sampler_aspect_from_format(enum pipe_format fmt)
return VK_IMAGE_ASPECT_COLOR_BIT;
}
static VkBufferView
create_buffer_view(struct zink_screen *screen, struct zink_resource *res, enum pipe_format format, uint32_t offset, uint32_t range)
{
VkBufferView view = VK_NULL_HANDLE;
VkBufferViewCreateInfo bvci = {};
bvci.sType = VK_STRUCTURE_TYPE_BUFFER_VIEW_CREATE_INFO;
bvci.buffer = res->buffer;
bvci.format = zink_get_format(screen, format);
assert(bvci.format);
bvci.offset = offset;
bvci.range = range;
if (vkCreateBufferView(screen->dev, &bvci, NULL, &view) == VK_SUCCESS)
return view;
return VK_NULL_HANDLE;
}
static struct pipe_sampler_view *
zink_create_sampler_view(struct pipe_context *pctx, struct pipe_resource *pres,
const struct pipe_sampler_view *state)
@ -361,15 +378,8 @@ zink_create_sampler_view(struct pipe_context *pctx, struct pipe_resource *pres,
err = vkCreateImageView(screen->dev, &ivci, NULL, &sampler_view->image_view);
} else {
VkBufferViewCreateInfo bvci = {};
bvci.sType = VK_STRUCTURE_TYPE_BUFFER_VIEW_CREATE_INFO;
bvci.buffer = res->buffer;
bvci.format = zink_get_format(screen, state->format);
assert(bvci.format);
bvci.offset = state->u.buf.offset;
bvci.range = state->u.buf.size;
err = vkCreateBufferView(screen->dev, &bvci, NULL, &sampler_view->buffer_view);
sampler_view->buffer_view = create_buffer_view(screen, res, state->format, state->u.buf.offset, state->u.buf.size);
err = !sampler_view->buffer_view;
}
if (err != VK_SUCCESS) {
FREE(sampler_view);