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gallium: add external usage flags to resource_from(get)_handle (v2)

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This will allow drivers to make better decisions about texture sharing
for DRI2, DRI3, Wayland, and OpenCL.

v2: add read/write flags, take advantage of __DRI_IMAGE_USE_BACKBUFFER

Reviewed-by: Axel Davy <axel.davy@ens.fr>
This commit is contained in:
Marek Olšák
2016-02-24 18:51:15 +01:00
parent d943ac432d
commit 82db518f15
30 changed files with 123 additions and 54 deletions
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10
src/gallium/drivers/ddebug/dd_screen.c
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@@ -179,11 +179,12 @@ dd_screen_resource_create(struct pipe_screen *_screen,
static struct pipe_resource *
dd_screen_resource_from_handle(struct pipe_screen *_screen,
const struct pipe_resource *templ,
struct winsys_handle *handle)
struct winsys_handle *handle,
unsigned usage)
{
struct pipe_screen *screen = dd_screen(_screen)->screen;
struct pipe_resource *res =
screen->resource_from_handle(screen, templ, handle);
screen->resource_from_handle(screen, templ, handle, usage);
if (!res)
return NULL;
@@ -218,11 +219,12 @@ dd_screen_resource_destroy(struct pipe_screen *_screen,
static boolean
dd_screen_resource_get_handle(struct pipe_screen *_screen,
struct pipe_resource *resource,
struct winsys_handle *handle)
struct winsys_handle *handle,
unsigned usage)
{
struct pipe_screen *screen = dd_screen(_screen)->screen;
return screen->resource_get_handle(screen, resource, handle);
return screen->resource_get_handle(screen, resource, handle, usage);
}