#include "util/u_math.h"
#include "util/u_memory.h"
#include "util/u_inlines.h"
-#include "util/u_simple_list.h"
+#include "util/simple_list.h"
+#include "util/format/u_format.h"
#include "lp_scene.h"
-#include "lp_debug.h"
-#include "lp_scene_queue.h"
#include "lp_fence.h"
+#include "lp_debug.h"
#define RESOURCE_REF_SZ 32
* \param queue the queue to put newly rendered/emptied scenes into
*/
struct lp_scene *
-lp_scene_create( struct pipe_context *pipe,
- struct lp_scene_queue *queue )
+lp_scene_create( struct pipe_context *pipe )
{
struct lp_scene *scene = CALLOC_STRUCT(lp_scene);
if (!scene)
return NULL;
scene->pipe = pipe;
- scene->empty_queue = queue;
- pipe_mutex_init(scene->mutex);
+ scene->data.head =
+ CALLOC_STRUCT(data_block);
+
+ (void) mtx_init(&scene->mutex, mtx_plain);
+
+#ifdef DEBUG
+ /* Do some scene limit sanity checks here */
+ {
+ size_t maxBins = TILES_X * TILES_Y;
+ size_t maxCommandBytes = sizeof(struct cmd_block) * maxBins;
+ size_t maxCommandPlusData = maxCommandBytes + DATA_BLOCK_SIZE;
+ /* We'll need at least one command block per bin. Make sure that's
+ * less than the max allowed scene size.
+ */
+ assert(maxCommandBytes < LP_SCENE_MAX_SIZE);
+ /* We'll also need space for at least one other data block */
+ assert(maxCommandPlusData <= LP_SCENE_MAX_SIZE);
+ }
+#endif
return scene;
}
void
lp_scene_destroy(struct lp_scene *scene)
{
- lp_scene_reset(scene);
-
- pipe_mutex_destroy(scene->mutex);
+ lp_fence_reference(&scene->fence, NULL);
+ mtx_destroy(&scene->mutex);
+ assert(scene->data.head->next == NULL);
+ FREE(scene->data.head);
FREE(scene);
}
{
unsigned x, y;
- for (y = 0; y < TILES_Y; y++) {
- for (x = 0; x < TILES_X; x++) {
+ for (y = 0; y < scene->tiles_y; y++) {
+ for (x = 0; x < scene->tiles_x; x++) {
const struct cmd_bin *bin = lp_scene_get_bin(scene, x, y);
- const struct cmd_block_list *list = &bin->commands;
- if (list->head) {
+ if (bin->head) {
return FALSE;
}
}
/* Returns true if there has ever been a failed allocation attempt in
- * this scene. Used in triangle/rectangle emit to avoid having to
- * check success at each bin.
+ * this scene. Used in triangle emit to avoid having to check success
+ * at each bin.
*/
boolean
lp_scene_is_oom(struct lp_scene *scene)
lp_scene_bin_reset(struct lp_scene *scene, unsigned x, unsigned y)
{
struct cmd_bin *bin = lp_scene_get_bin(scene, x, y);
- struct cmd_block_list *list = &bin->commands;
- list->head = list->tail;
- if (list->tail) {
- list->tail->next = NULL;
- list->tail->count = 0;
+ bin->last_state = NULL;
+ bin->head = bin->tail;
+ if (bin->tail) {
+ bin->tail->next = NULL;
+ bin->tail->count = 0;
}
}
+void
+lp_scene_begin_rasterization(struct lp_scene *scene)
+{
+ const struct pipe_framebuffer_state *fb = &scene->fb;
+ int i;
+
+ //LP_DBG(DEBUG_RAST, "%s\n", __FUNCTION__);
+
+ for (i = 0; i < scene->fb.nr_cbufs; i++) {
+ struct pipe_surface *cbuf = scene->fb.cbufs[i];
+
+ if (!cbuf) {
+ scene->cbufs[i].stride = 0;
+ scene->cbufs[i].layer_stride = 0;
+ scene->cbufs[i].sample_stride = 0;
+ scene->cbufs[i].nr_samples = 0;
+ scene->cbufs[i].map = NULL;
+ continue;
+ }
+
+ if (llvmpipe_resource_is_texture(cbuf->texture)) {
+ scene->cbufs[i].stride = llvmpipe_resource_stride(cbuf->texture,
+ cbuf->u.tex.level);
+ scene->cbufs[i].layer_stride = llvmpipe_layer_stride(cbuf->texture,
+ cbuf->u.tex.level);
+ scene->cbufs[i].sample_stride = llvmpipe_sample_stride(cbuf->texture);
+
+ scene->cbufs[i].map = llvmpipe_resource_map(cbuf->texture,
+ cbuf->u.tex.level,
+ cbuf->u.tex.first_layer,
+ LP_TEX_USAGE_READ_WRITE);
+ scene->cbufs[i].format_bytes = util_format_get_blocksize(cbuf->format);
+ scene->cbufs[i].nr_samples = util_res_sample_count(cbuf->texture);
+ }
+ else {
+ struct llvmpipe_resource *lpr = llvmpipe_resource(cbuf->texture);
+ unsigned pixstride = util_format_get_blocksize(cbuf->format);
+ scene->cbufs[i].stride = cbuf->texture->width0;
+ scene->cbufs[i].layer_stride = 0;
+ scene->cbufs[i].sample_stride = 0;
+ scene->cbufs[i].nr_samples = 1;
+ scene->cbufs[i].map = lpr->data;
+ scene->cbufs[i].map += cbuf->u.buf.first_element * pixstride;
+ scene->cbufs[i].format_bytes = util_format_get_blocksize(cbuf->format);
+ }
+ }
+
+ if (fb->zsbuf) {
+ struct pipe_surface *zsbuf = scene->fb.zsbuf;
+ scene->zsbuf.stride = llvmpipe_resource_stride(zsbuf->texture, zsbuf->u.tex.level);
+ scene->zsbuf.layer_stride = llvmpipe_layer_stride(zsbuf->texture, zsbuf->u.tex.level);
+ scene->zsbuf.sample_stride = llvmpipe_sample_stride(zsbuf->texture);
+ scene->zsbuf.nr_samples = util_res_sample_count(zsbuf->texture);
+ scene->zsbuf.map = llvmpipe_resource_map(zsbuf->texture,
+ zsbuf->u.tex.level,
+ zsbuf->u.tex.first_layer,
+ LP_TEX_USAGE_READ_WRITE);
+ scene->zsbuf.format_bytes = util_format_get_blocksize(zsbuf->format);
+ }
+}
+
+
+
+
/**
- * Free all the temporary data in a scene. May be called from the
- * rasterizer thread(s).
+ * Free all the temporary data in a scene.
*/
void
-lp_scene_reset(struct lp_scene *scene )
+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);
- memset(bin, 0, sizeof *bin);
+ bin->head = NULL;
+ bin->tail = NULL;
+ bin->last_state = NULL;
}
}
if (LP_DEBUG & DEBUG_SETUP)
debug_printf("resource %d: %p %dx%d sz %d\n",
j,
- ref->resource[i],
+ (void *) ref->resource[i],
ref->resource[i]->width0,
ref->resource[i]->height0,
llvmpipe_resource_size(ref->resource[i]));
struct data_block_list *list = &scene->data;
struct data_block *block, *tmp;
- for (block = list->head; block; block = tmp) {
+ for (block = list->head->next; block; block = tmp) {
tmp = block->next;
- FREE(block);
+ FREE(block);
}
- list->head = NULL;
+ list->head->next = NULL;
+ list->head->used = 0;
}
lp_fence_reference(&scene->fence, 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 );
}
{
struct cmd_block *block = lp_scene_alloc(scene, sizeof(struct cmd_block));
if (block) {
- if (bin->commands.tail) {
- bin->commands.tail->next = block;
- bin->commands.tail = block;
+ if (bin->tail) {
+ bin->tail->next = block;
+ bin->tail = block;
}
else {
- bin->commands.head = block;
- bin->commands.tail = block;
+ bin->head = block;
+ bin->tail = block;
}
//memset(block, 0, sizeof *block);
block->next = NULL;
}
else {
struct data_block *block = MALLOC_STRUCT(data_block);
- if (block == NULL)
+ if (!block)
return NULL;
scene->scene_size += sizeof *block;
}
-/** 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->commands.head; cmd; cmd = cmd->next) {
- size += (cmd->count *
- (sizeof(lp_rast_cmd) + sizeof(union lp_rast_cmd_arg)));
- }
- return size;
-}
-
/**
* Add a reference to a resource by the scene.
*/
boolean
lp_scene_add_resource_reference(struct lp_scene *scene,
- struct pipe_resource *resource)
+ struct pipe_resource *resource,
+ boolean initializing_scene)
{
struct resource_ref *ref, **last = &scene->resources;
int i;
/* Look at existing resource blocks:
*/
for (ref = scene->resources; ref; ref = ref->next) {
+ last = &ref->next;
/* Search for this resource:
*/
if (ref->resource[i] == resource)
return TRUE;
- /* If the block is half-empty, this is the last block. Append
- * the reference here.
- */
- if (ref->count < RESOURCE_REF_SZ)
- goto add_new_ref;
-
- last = &ref->next;
+ if (ref->count < RESOURCE_REF_SZ) {
+ /* If the block is half-empty, then append the reference here.
+ */
+ break;
+ }
}
- /* Otherwise, need to create a new block:
+ /* Create a new block if no half-empty block was found.
*/
- *last = lp_scene_alloc(scene, sizeof(struct resource_ref));
- if (*last) {
+ if (!ref) {
+ assert(*last == NULL);
+ *last = lp_scene_alloc(scene, sizeof *ref);
+ if (*last == NULL)
+ return FALSE;
+
ref = *last;
memset(ref, 0, sizeof *ref);
- goto add_new_ref;
}
- return FALSE;
-
-add_new_ref:
+ /* Append the reference to the reference block.
+ */
pipe_resource_reference(&ref->resource[ref->count++], resource);
scene->resource_reference_size += llvmpipe_resource_size(resource);
- return scene->resource_reference_size < LP_SCENE_MAX_RESOURCE_SIZE;
+
+ /* Heuristic to advise scene flushes. This isn't helpful in the
+ * initial setup of the scene, but after that point flush on the
+ * next resource added which exceeds 64MB in referenced texture
+ * data.
+ */
+ if (!initializing_scene &&
+ scene->resource_reference_size >= LP_SCENE_MAX_RESOURCE_SIZE)
+ return FALSE;
+
+ return TRUE;
}
* of work (a bin) to work on.
*/
struct cmd_bin *
-lp_scene_bin_iter_next( struct lp_scene *scene, int *bin_x, int *bin_y )
+lp_scene_bin_iter_next( struct lp_scene *scene , int *x, int *y)
{
struct cmd_bin *bin = NULL;
- pipe_mutex_lock(scene->mutex);
+ mtx_lock(&scene->mutex);
if (scene->curr_x < 0) {
/* first bin */
}
bin = lp_scene_get_bin(scene, scene->curr_x, scene->curr_y);
- *bin_x = scene->curr_x;
- *bin_y = scene->curr_y;
+ *x = scene->curr_x;
+ *y = scene->curr_y;
end:
/*printf("return bin %p at %d, %d\n", (void *) bin, *bin_x, *bin_y);*/
- pipe_mutex_unlock(scene->mutex);
+ mtx_unlock(&scene->mutex);
return bin;
}
-void lp_scene_begin_binning( struct lp_scene *scene,
- struct pipe_framebuffer_state *fb )
+void lp_scene_begin_binning(struct lp_scene *scene,
+ struct pipe_framebuffer_state *fb)
{
+ int i;
+ unsigned max_layer = ~0;
+
assert(lp_scene_is_empty(scene));
util_copy_framebuffer_state(&scene->fb, fb);
scene->tiles_x = align(fb->width, TILE_SIZE) / TILE_SIZE;
scene->tiles_y = align(fb->height, TILE_SIZE) / TILE_SIZE;
-
assert(scene->tiles_x <= TILES_X);
assert(scene->tiles_y <= TILES_Y);
-}
-
-void lp_scene_rasterize( struct lp_scene *scene,
- struct lp_rasterizer *rast )
-{
- if (0) {
- unsigned x, y;
- debug_printf("rasterize scene:\n");
- debug_printf(" data size: %u\n", lp_scene_data_size(scene));
- for (y = 0; y < scene->tiles_y; y++) {
- for (x = 0; x < scene->tiles_x; x++) {
- debug_printf(" bin %u, %u size: %u\n", x, y,
- lp_scene_bin_size(scene, x, y));
+ /*
+ * Determine how many layers the fb has (used for clamping layer value).
+ * OpenGL (but not d3d10) permits different amount of layers per rt, however
+ * results are undefined if layer exceeds the amount of layers of ANY
+ * attachment hence don't need separate per cbuf and zsbuf max.
+ */
+ for (i = 0; i < scene->fb.nr_cbufs; i++) {
+ struct pipe_surface *cbuf = scene->fb.cbufs[i];
+ if (cbuf) {
+ if (llvmpipe_resource_is_texture(cbuf->texture)) {
+ max_layer = MIN2(max_layer,
+ cbuf->u.tex.last_layer - cbuf->u.tex.first_layer);
+ }
+ else {
+ max_layer = 0;
}
}
}
+ if (fb->zsbuf) {
+ struct pipe_surface *zsbuf = scene->fb.zsbuf;
+ max_layer = MIN2(max_layer, zsbuf->u.tex.last_layer - zsbuf->u.tex.first_layer);
+ }
+ scene->fb_max_layer = max_layer;
+ scene->fb_max_samples = util_framebuffer_get_num_samples(fb);
+ if (scene->fb_max_samples == 4) {
+ for (unsigned i = 0; i < 4; i++) {
+ scene->fixed_sample_pos[i][0] = util_iround(lp_sample_pos_4x[i][0] * FIXED_ONE);
+ scene->fixed_sample_pos[i][1] = util_iround(lp_sample_pos_4x[i][1] * FIXED_ONE);
+ }
+ }
+}
- /* Enqueue the scene for rasterization, then immediately wait for
- * it to finish.
- */
- lp_rast_queue_scene( rast, scene );
-
- /* Currently just wait for the rasterizer to finish. Some
- * threading interactions need to be worked out, particularly once
- * transfers become per-context:
- */
- lp_rast_finish( rast );
- util_unreference_framebuffer_state( &scene->fb );
+void lp_scene_end_binning( struct lp_scene *scene )
+{
+ if (LP_DEBUG & DEBUG_SCENE) {
+ debug_printf("rasterize scene:\n");
+ debug_printf(" scene_size: %u\n",
+ scene->scene_size);
+ debug_printf(" data size: %u\n",
+ lp_scene_data_size(scene));
- /* put scene into the empty list */
- lp_scene_enqueue( scene->empty_queue, scene );
+ if (0)
+ lp_debug_bins( scene );
+ }
}