/**
* Create a new texture object, using the given template info.
*/
static struct pipe_resource *
fd_resource_create(struct pipe_screen *pscreen,
const struct pipe_resource *tmpl)
{
struct fd_resource *rsc = CALLOC_STRUCT(fd_resource);
struct pipe_resource *prsc = &rsc->base.b;
uint32_t size;
DBG("target=%d, format=%s, %ux%ux%u, array_size=%u, last_level=%u, "
"nr_samples=%u, usage=%u, bind=%x, flags=%x",
tmpl->target, util_format_name(tmpl->format),
tmpl->width0, tmpl->height0, tmpl->depth0,
tmpl->array_size, tmpl->last_level, tmpl->nr_samples,
tmpl->usage, tmpl->bind, tmpl->flags);
if (!rsc)
return NULL;
*prsc = *tmpl;
pipe_reference_init(&prsc->reference, 1);
list_inithead(&rsc->list);
prsc->screen = pscreen;
util_range_init(&rsc->valid_buffer_range);
rsc->base.vtbl = &fd_resource_vtbl;
rsc->cpp = util_format_get_blocksize(tmpl->format);
assert(rsc->cpp);
if (is_a4xx(fd_screen(pscreen))) {
switch (tmpl->target) {
case PIPE_TEXTURE_3D:
/* TODO 3D_ARRAY? */
rsc->layer_first = false;
break;
default:
rsc->layer_first = true;
break;
}
}
size = setup_slices(rsc, slice_alignment(pscreen, tmpl));
if (rsc->layer_first) {
rsc->layer_size = align(size, 4096);
size = rsc->layer_size * prsc->array_size;
}
realloc_bo(rsc, size);
if (!rsc->bo)
goto fail;
return prsc;
fail:
fd_resource_destroy(pscreen, prsc);
return NULL;
}
/**
* Create a new texture object, using the given template info.
*/
static struct pipe_resource *
fd_resource_create(struct pipe_screen *pscreen,
const struct pipe_resource *tmpl)
{
struct fd_resource *rsc = CALLOC_STRUCT(fd_resource);
struct pipe_resource *prsc = &rsc->base.b;
uint32_t size;
DBG("target=%d, format=%s, %ux%ux%u, array_size=%u, last_level=%u, "
"nr_samples=%u, usage=%u, bind=%x, flags=%x",
tmpl->target, util_format_name(tmpl->format),
tmpl->width0, tmpl->height0, tmpl->depth0,
tmpl->array_size, tmpl->last_level, tmpl->nr_samples,
tmpl->usage, tmpl->bind, tmpl->flags);
if (!rsc)
return NULL;
*prsc = *tmpl;
pipe_reference_init(&prsc->reference, 1);
prsc->screen = pscreen;
rsc->base.vtbl = &fd_resource_vtbl;
rsc->cpp = util_format_get_blocksize(tmpl->format);
assert(rsc->cpp);
switch (tmpl->target) {
case PIPE_TEXTURE_3D:
case PIPE_TEXTURE_1D_ARRAY:
case PIPE_TEXTURE_2D_ARRAY:
size = setup_slices_array(rsc);
break;
default:
size = setup_slices(rsc);
break;
}
realloc_bo(rsc, size);
if (!rsc->bo)
goto fail;
return prsc;
fail:
fd_resource_destroy(pscreen, prsc);
return NULL;
}
/**
* Create a texture from a winsys_handle. The handle is often created in
* another process by first creating a pipe texture and then calling
* resource_get_handle.
*/
static struct pipe_resource *
fd_resource_from_handle(struct pipe_screen *pscreen,
const struct pipe_resource *tmpl,
struct winsys_handle *handle, unsigned usage)
{
struct fd_resource *rsc = CALLOC_STRUCT(fd_resource);
struct fd_resource_slice *slice = &rsc->slices[0];
struct pipe_resource *prsc = &rsc->base.b;
DBG("target=%d, format=%s, %ux%ux%u, array_size=%u, last_level=%u, "
"nr_samples=%u, usage=%u, bind=%x, flags=%x",
tmpl->target, util_format_name(tmpl->format),
tmpl->width0, tmpl->height0, tmpl->depth0,
tmpl->array_size, tmpl->last_level, tmpl->nr_samples,
tmpl->usage, tmpl->bind, tmpl->flags);
if (!rsc)
return NULL;
*prsc = *tmpl;
pipe_reference_init(&prsc->reference, 1);
list_inithead(&rsc->list);
prsc->screen = pscreen;
util_range_init(&rsc->valid_buffer_range);
rsc->bo = fd_screen_bo_from_handle(pscreen, handle, &slice->pitch);
if (!rsc->bo)
goto fail;
rsc->base.vtbl = &fd_resource_vtbl;
rsc->cpp = util_format_get_blocksize(tmpl->format);
slice->pitch /= rsc->cpp;
slice->offset = handle->offset;
assert(rsc->cpp);
return prsc;
fail:
fd_resource_destroy(pscreen, prsc);
return NULL;
}
/**
* Create a new texture object, using the given template info.
*/
static struct pipe_resource *
fd_resource_create(struct pipe_screen *pscreen,
const struct pipe_resource *tmpl)
{
struct fd_resource *rsc = CALLOC_STRUCT(fd_resource);
struct pipe_resource *prsc = &rsc->base.b;
enum pipe_format format = tmpl->format;
uint32_t size, alignment;
DBG("target=%d, format=%s, %ux%ux%u, array_size=%u, last_level=%u, "
"nr_samples=%u, usage=%u, bind=%x, flags=%x",
tmpl->target, util_format_name(format),
tmpl->width0, tmpl->height0, tmpl->depth0,
tmpl->array_size, tmpl->last_level, tmpl->nr_samples,
tmpl->usage, tmpl->bind, tmpl->flags);
if (!rsc)
return NULL;
*prsc = *tmpl;
pipe_reference_init(&prsc->reference, 1);
list_inithead(&rsc->list);
prsc->screen = pscreen;
util_range_init(&rsc->valid_buffer_range);
rsc->base.vtbl = &fd_resource_vtbl;
if (format == PIPE_FORMAT_Z32_FLOAT_S8X24_UINT)
format = PIPE_FORMAT_Z32_FLOAT;
else if (fd_screen(pscreen)->gpu_id < 400 &&
util_format_description(format)->layout == UTIL_FORMAT_LAYOUT_RGTC)
format = PIPE_FORMAT_R8G8B8A8_UNORM;
rsc->internal_format = format;
rsc->cpp = util_format_get_blocksize(format);
assert(rsc->cpp);
alignment = slice_alignment(pscreen, tmpl);
if (is_a4xx(fd_screen(pscreen))) {
switch (tmpl->target) {
case PIPE_TEXTURE_3D:
rsc->layer_first = false;
break;
default:
rsc->layer_first = true;
alignment = 1;
break;
}
}
size = setup_slices(rsc, alignment, format);
if (rsc->layer_first) {
rsc->layer_size = align(size, 4096);
size = rsc->layer_size * prsc->array_size;
}
realloc_bo(rsc, size);
if (!rsc->bo)
goto fail;
/* There is no native Z32F_S8 sampling or rendering format, so this must
* be emulated via two separate textures. The depth texture still keeps
* its Z32F_S8 format though, and we also keep a reference to a separate
* S8 texture.
*/
if (tmpl->format == PIPE_FORMAT_Z32_FLOAT_S8X24_UINT) {
struct pipe_resource stencil = *tmpl;
stencil.format = PIPE_FORMAT_S8_UINT;
rsc->stencil = fd_resource(fd_resource_create(pscreen, &stencil));
if (!rsc->stencil)
goto fail;
}
return prsc;
fail:
fd_resource_destroy(pscreen, prsc);
return NULL;
}
