/**
* Rasterize/execute all bins within a scene.
* Called per thread.
*/
static void
rasterize_scene(struct lp_rasterizer_task *task,
struct lp_scene *scene)
{
task->scene = scene;
/* loop over scene bins, rasterize each */
#if 0
{
unsigned i, j;
for (i = 0; i < scene->tiles_x; i++) {
for (j = 0; j < scene->tiles_y; j++) {
struct cmd_bin *bin = lp_scene_get_bin(scene, i, j);
rasterize_bin(task, bin, i, j);
}
}
}
#else
{
struct cmd_bin *bin;
assert(scene);
while ((bin = lp_scene_bin_iter_next(scene))) {
if (!is_empty_bin( bin ))
rasterize_bin(task, bin);
}
}
#endif
if (scene->fence) {
lp_fence_signal(scene->fence);
}
task->scene = NULL;
}
void
lp_debug_draw_bins_by_coverage( struct lp_scene *scene )
{
unsigned x, y;
unsigned total = 0;
unsigned possible = 0;
static unsigned long long _total;
static unsigned long long _possible;
for (x = 0; x < scene->tiles_x; x++)
debug_printf("-");
debug_printf("\n");
for (y = 0; y < scene->tiles_y; y++) {
for (x = 0; x < scene->tiles_x; x++) {
struct cmd_bin *bin = lp_scene_get_bin(scene, x, y);
const char *bits = "0123456789";
struct tile tile;
if (bin->head) {
//lp_debug_bin(bin);
do_debug_bin(&tile, bin, FALSE);
total += tile.coverage;
possible += 64*64;
if (tile.coverage == 64*64)
debug_printf("*");
else if (tile.coverage) {
int bit = tile.coverage/(64.0*64.0)*10;
debug_printf("%c", bits[MIN2(bit,10)]);
}
else
debug_printf("?");
}
else {
debug_printf(" ");
}
}
debug_printf("|\n");
}
for (x = 0; x < scene->tiles_x; x++)
debug_printf("-");
debug_printf("\n");
debug_printf("this tile total: %u possible %u: percentage: %f\n",
total,
possible,
total * 100.0 / (float)possible);
_total += total;
_possible += possible;
debug_printf("overall total: %llu possible %llu: percentage: %f\n",
_total,
_possible,
_total * 100.0 / (double)_possible);
}
/* Remove all commands from a bin. Tries to reuse some of the memory
* allocated to the bin, however.
*/
void
lp_scene_bin_reset(struct lp_scene *scene, unsigned x, unsigned y)
{
struct cmd_bin *bin = lp_scene_get_bin(scene, x, y);
bin->head = bin->tail;
if (bin->tail) {
bin->tail->next = NULL;
bin->tail->count = 0;
}
}
/** Return number of bytes used for a single bin */
static unsigned
lp_scene_bin_size( const struct lp_scene *scene, unsigned x, unsigned y )
{
struct cmd_bin *bin = lp_scene_get_bin((struct lp_scene *) scene, x, y);
const struct cmd_block *cmd;
unsigned size = 0;
for (cmd = bin->head; cmd; cmd = cmd->next) {
size += (cmd->count *
(sizeof(uint8_t) + sizeof(union lp_rast_cmd_arg)));
}
return size;
}
void
lp_debug_bins( struct lp_scene *scene )
{
unsigned x, y;
for (y = 0; y < scene->tiles_y; y++) {
for (x = 0; x < scene->tiles_x; x++) {
struct cmd_bin *bin = lp_scene_get_bin(scene, x, y);
if (bin->head) {
debug_bin(bin, x, y);
}
}
}
}
/**
* Check if the scene's bins are all empty.
* For debugging purposes.
*/
boolean
lp_scene_is_empty(struct lp_scene *scene )
{
unsigned x, y;
for (y = 0; y < TILES_Y; y++) {
for (x = 0; x < TILES_X; x++) {
const struct cmd_bin *bin = lp_scene_get_bin(scene, x, y);
if (bin->head) {
return FALSE;
}
}
}
return TRUE;
}
/**
* Return pointer to next bin to be rendered.
* The lp_scene::curr_x and ::curr_y fields will be advanced.
* Multiple rendering threads will call this function to get a chunk
* of work (a bin) to work on.
*/
struct cmd_bin *
lp_scene_bin_iter_next( struct lp_scene *scene )
{
struct cmd_bin *bin = NULL;
pipe_mutex_lock(scene->mutex);
if (scene->curr_x < 0) {
/* first bin */
scene->curr_x = 0;
scene->curr_y = 0;
}
else if (!next_bin(scene)) {
/* no more bins left */
goto end;
}
bin = lp_scene_get_bin(scene, scene->curr_x, scene->curr_y);
end:
/*printf("return bin %p at %d, %d\n", (void *) bin, *bin_x, *bin_y);*/
pipe_mutex_unlock(scene->mutex);
return bin;
}
/**
* Free all the temporary data in a scene.
*/
void
lp_scene_end_rasterization(struct lp_scene *scene )
{
int i, j;
/* Unmap color buffers */
for (i = 0; i < scene->fb.nr_cbufs; i++) {
if (scene->cbufs[i].map) {
struct pipe_surface *cbuf = scene->fb.cbufs[i];
if (llvmpipe_resource_is_texture(cbuf->texture)) {
llvmpipe_resource_unmap(cbuf->texture,
cbuf->u.tex.level,
cbuf->u.tex.first_layer);
}
scene->cbufs[i].map = NULL;
}
}
/* Unmap z/stencil buffer */
if (scene->zsbuf.map) {
struct pipe_surface *zsbuf = scene->fb.zsbuf;
llvmpipe_resource_unmap(zsbuf->texture,
zsbuf->u.tex.level,
zsbuf->u.tex.first_layer);
scene->zsbuf.map = NULL;
}
/* Reset all command lists:
*/
for (i = 0; i < scene->tiles_x; i++) {
for (j = 0; j < scene->tiles_y; j++) {
struct cmd_bin *bin = lp_scene_get_bin(scene, i, j);
bin->head = NULL;
bin->tail = NULL;
bin->last_state = NULL;
}
}
/* If there are any bins which weren't cleared by the loop above,
* they will be caught (on debug builds at least) by this assert:
*/
assert(lp_scene_is_empty(scene));
/* Decrement texture ref counts
*/
{
struct resource_ref *ref;
int i, j = 0;
for (ref = scene->resources; ref; ref = ref->next) {
for (i = 0; i < ref->count; i++) {
if (LP_DEBUG & DEBUG_SETUP)
debug_printf("resource %d: %p %dx%d sz %d\n",
j,
(void *) ref->resource[i],
ref->resource[i]->width0,
ref->resource[i]->height0,
llvmpipe_resource_size(ref->resource[i]));
j++;
pipe_resource_reference(&ref->resource[i], NULL);
}
}
if (LP_DEBUG & DEBUG_SETUP)
debug_printf("scene %d resources, sz %d\n",
j, scene->resource_reference_size);
}
/* Free all scene data blocks:
*/
{
struct data_block_list *list = &scene->data;
struct data_block *block, *tmp;
for (block = list->head->next; block; block = tmp) {
tmp = block->next;
FREE(block);
}
list->head->next = NULL;
list->head->used = 0;
}
lp_fence_reference(&scene->fence, NULL);
scene->resources = NULL;
scene->scene_size = 0;
scene->resource_reference_size = 0;
scene->has_depthstencil_clear = FALSE;
scene->alloc_failed = FALSE;
util_unreference_framebuffer_state( &scene->fb );
}