/**
* Create new pipe_resource given the template information.
*/
static struct pipe_resource *
softpipe_resource_create(struct pipe_screen *screen,
const struct pipe_resource *templat)
{
struct softpipe_resource *spr = CALLOC_STRUCT(softpipe_resource);
if (!spr)
return NULL;
assert(templat->format != PIPE_FORMAT_NONE);
spr->base = *templat;
pipe_reference_init(&spr->base.reference, 1);
spr->base.screen = screen;
spr->pot = (util_is_power_of_two(templat->width0) &&
util_is_power_of_two(templat->height0) &&
util_is_power_of_two(templat->depth0));
if (spr->base.bind & (PIPE_BIND_DISPLAY_TARGET |
PIPE_BIND_SCANOUT |
PIPE_BIND_SHARED)) {
if (!softpipe_displaytarget_layout(screen, spr))
goto fail;
}
else {
if (!softpipe_resource_layout(screen, spr))
goto fail;
}
return &spr->base;
fail:
FREE(spr);
return NULL;
}
/**
* Check the size of the texture specified by 'res'.
* \return TRUE if OK, FALSE if too large.
*/
static boolean
softpipe_can_create_resource(struct pipe_screen *screen,
const struct pipe_resource *res)
{
struct softpipe_resource spr;
memset(&spr, 0, sizeof(spr));
spr.base = *res;
return softpipe_resource_layout(screen, &spr, FALSE);
}