static struct sw_displaytarget *
wsw_dt_create(struct sw_winsys *ws,
unsigned bind,
enum pipe_format format,
unsigned width, unsigned height,
unsigned alignment,
unsigned *stride)
{
struct wrapper_sw_winsys *wsw = wrapper_sw_winsys(ws);
struct pipe_resource templ;
struct pipe_resource *tex;
/*
* XXX Why don't we just get the template.
*/
memset(&templ, 0, sizeof(templ));
templ.target = wsw->target;
templ.width0 = width;
templ.height0 = height;
templ.format = format;
templ.bind = bind;
/* XXX alignment: we can't do anything about this */
tex = wsw->screen->resource_create(wsw->screen, &templ);
if (!tex)
return NULL;
return wsw_dt_wrap_texture(wsw, tex, stride);
}
static void
wsw_destroy(struct sw_winsys *ws)
{
struct wrapper_sw_winsys *wsw = wrapper_sw_winsys(ws);
wsw->pipe->destroy(wsw->pipe);
wsw->screen->destroy(wsw->screen);
FREE(wsw);
}
static boolean
wsw_dt_get_handle(struct sw_winsys *ws,
struct sw_displaytarget *dt,
struct winsys_handle *whandle)
{
struct wrapper_sw_winsys *wsw = wrapper_sw_winsys(ws);
struct wrapper_sw_displaytarget *wdt = wrapper_sw_displaytarget(dt);
struct pipe_resource *tex = wdt->tex;
return wsw->screen->resource_get_handle(wsw->screen, tex, whandle);
}
static boolean
wsw_is_dt_format_supported(struct sw_winsys *ws,
unsigned tex_usage,
enum pipe_format format)
{
struct wrapper_sw_winsys *wsw = wrapper_sw_winsys(ws);
return wsw->screen->is_format_supported(wsw->screen, format,
PIPE_TEXTURE_2D, 0,
PIPE_BIND_RENDER_TARGET |
PIPE_BIND_DISPLAY_TARGET);
}
struct pipe_screen *
wrapper_sw_winsys_dewrap_pipe_screen(struct sw_winsys *ws)
{
struct wrapper_sw_winsys *wsw = wrapper_sw_winsys(ws);
struct pipe_screen *screen = wsw->screen;
wsw->pipe->destroy(wsw->pipe);
/* don't destroy the screen its needed later on */
FREE(wsw);
return screen;
}
static boolean
wsw_dt_get_handle(struct sw_winsys *ws,
struct sw_displaytarget *dt,
struct winsys_handle *whandle)
{
struct wrapper_sw_winsys *wsw = wrapper_sw_winsys(ws);
struct wrapper_sw_displaytarget *wdt = wrapper_sw_displaytarget(dt);
struct pipe_resource *tex = wdt->tex;
return wsw->screen->resource_get_handle(wsw->screen, NULL, tex, whandle,
PIPE_HANDLE_USAGE_FRAMEBUFFER_WRITE);
}
static struct sw_displaytarget *
wsw_dt_from_handle(struct sw_winsys *ws,
const struct pipe_resource *templ,
struct winsys_handle *whandle,
unsigned *stride)
{
struct wrapper_sw_winsys *wsw = wrapper_sw_winsys(ws);
struct pipe_resource *tex;
tex = wsw->screen->resource_from_handle(wsw->screen, templ, whandle);
if (!tex)
return NULL;
return wsw_dt_wrap_texture(wsw, tex, stride);
}