void debug_dump_surface(const char *prefix,
struct pipe_surface *surface)
{
struct pipe_texture *texture;
struct pipe_screen *screen;
struct pipe_transfer *transfer;
void *data;
if (!surface)
return;
texture = surface->texture;
screen = texture->screen;
transfer = screen->get_tex_transfer(screen, texture, surface->face,
surface->level, surface->zslice,
PIPE_TRANSFER_READ, 0, 0, surface->width,
surface->height);
data = screen->transfer_map(screen, transfer);
if(!data)
goto error;
debug_dump_image(prefix,
texture->format,
util_format_get_blocksize(texture->format),
util_format_get_nblocksx(texture->format, transfer->width),
util_format_get_nblocksy(texture->format, transfer->height),
transfer->stride,
data);
screen->transfer_unmap(screen, transfer);
error:
screen->tex_transfer_destroy(transfer);
}
void debug_dump_surface(const char *prefix,
struct pipe_surface *surface)
{
unsigned surface_usage;
void *data;
if (!surface)
goto error1;
/* XXX: force mappable surface */
surface_usage = surface->usage;
surface->usage |= PIPE_BUFFER_USAGE_CPU_READ;
data = pipe_surface_map(surface,
PIPE_BUFFER_USAGE_CPU_READ);
if(!data)
goto error2;
debug_dump_image(prefix,
surface->format,
surface->block.size,
surface->nblocksx,
surface->nblocksy,
surface->stride,
data);
pipe_surface_unmap(surface);
error2:
surface->usage = surface_usage;
error1:
;
}
/* FIXME: dump resources, not surfaces... */
void debug_dump_surface(struct pipe_context *pipe,
const char *prefix,
struct pipe_surface *surface)
{
struct pipe_resource *texture;
struct pipe_transfer *transfer;
void *data;
if (!surface)
return;
/* XXX: this doesn't necessarily work, as the driver may be using
* temporary storage for the surface which hasn't been propagated
* back into the texture. Need to nail down the semantics of views
* and transfers a bit better before we can say if extra work needs
* to be done here:
*/
texture = surface->texture;
transfer = pipe_get_transfer(pipe, texture, surface->u.tex.level,
surface->u.tex.first_layer,
PIPE_TRANSFER_READ,
0, 0, surface->width, surface->height);
data = pipe->transfer_map(pipe, transfer);
if(!data)
goto error;
debug_dump_image(prefix,
texture->format,
util_format_get_blocksize(texture->format),
util_format_get_nblocksx(texture->format, surface->width),
util_format_get_nblocksy(texture->format, surface->height),
transfer->stride,
data);
pipe->transfer_unmap(pipe, transfer);
error:
pipe->transfer_destroy(pipe, transfer);
}