* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE. */
-#include "r300_query.h"
+#include "util/u_memory.h"
+#include "util/u_simple_list.h"
-static struct pipe_query* r300_create_query(struct pipe_context* pipe,
+#include "r300_context.h"
+#include "r300_screen.h"
+#include "r300_emit.h"
+#include "r300_winsys.h"
+
+#include <stdio.h>
+
+static struct pipe_query *r300_create_query(struct pipe_context *pipe,
unsigned query_type)
{
- struct r300_context* r300 = r300_context(pipe);
- struct r300_screen* r300screen = r300_screen(r300->context.screen);
- unsigned query_size = r300screen->caps->num_frag_pipes * 4;
- struct r300_query* q, * qptr;
+ struct r300_context *r300 = r300_context(pipe);
+ struct r300_screen *r300screen = r300->screen;
+ struct r300_query *q;
+
+ if (query_type != PIPE_QUERY_OCCLUSION_COUNTER) {
+ return NULL;
+ }
q = CALLOC_STRUCT(r300_query);
+ if (!q)
+ return NULL;
q->type = query_type;
- assert(q->type == PIPE_QUERY_OCCLUSION_COUNTER);
+ q->domain = R300_DOMAIN_GTT;
+ q->buffer_size = 4096;
- q->active = FALSE;
+ if (r300screen->caps.family == CHIP_FAMILY_RV530)
+ q->num_pipes = r300screen->caps.num_z_pipes;
+ else
+ q->num_pipes = r300screen->caps.num_frag_pipes;
- if (!r300->query_list) {
- r300->query_list = q;
- } else if (!is_empty_list(r300->query_list)) {
- qptr = last_elem(r300->query_list);
- q->offset = qptr->offset + query_size;
- insert_at_tail(r300->query_list, q);
- }
+ insert_at_tail(&r300->query_list, q);
- /* XXX */
- if (q->offset >= 4096) {
- q->offset = 0;
- }
+ /* Open up the occlusion query buffer. */
+ q->buffer = r300->rws->buffer_create(r300->rws, q->buffer_size, 4096,
+ PIPE_BIND_CUSTOM, PIPE_USAGE_STREAM,
+ q->domain);
+ q->cs_buffer = r300->rws->buffer_get_cs_handle(r300->rws, q->buffer);
return (struct pipe_query*)q;
}
static void r300_destroy_query(struct pipe_context* pipe,
struct pipe_query* query)
{
- struct r300_query* q = (struct r300_query*)query;
+ struct r300_context *r300 = r300_context(pipe);
+ struct r300_query* q = r300_query(query);
+ r300->rws->buffer_reference(r300->rws, &q->buffer, NULL);
remove_from_list(q);
FREE(query);
}
+void r300_resume_query(struct r300_context *r300,
+ struct r300_query *query)
+{
+ r300->query_current = query;
+ r300_mark_atom_dirty(r300, &r300->query_start);
+}
+
static void r300_begin_query(struct pipe_context* pipe,
struct pipe_query* query)
{
- uint32_t* map;
struct r300_context* r300 = r300_context(pipe);
- struct r300_query* q = (struct r300_query*)query;
+ struct r300_query* q = r300_query(query);
- map = pipe->screen->buffer_map(pipe->screen, r300->oqbo,
- PIPE_BUFFER_USAGE_CPU_WRITE);
- map += q->offset / 4;
- *map = ~0;
- pipe->screen->buffer_unmap(pipe->screen, r300->oqbo);
+ if (r300->query_current != NULL) {
+ fprintf(stderr, "r300: begin_query: "
+ "Some other query has already been started.\n");
+ assert(0);
+ return;
+ }
- r300_emit_dirty_state(r300);
- r300_emit_query_begin(r300, q);
+ q->num_results = 0;
+ r300_resume_query(r300, q);
+}
+
+void r300_stop_query(struct r300_context *r300)
+{
+ r300_emit_query_end(r300);
+ r300->query_current = NULL;
}
static void r300_end_query(struct pipe_context* pipe,
- struct pipe_query* query)
+ struct pipe_query* query)
{
struct r300_context* r300 = r300_context(pipe);
- struct r300_query* q = (struct r300_query*)query;
+ struct r300_query *q = r300_query(query);
- r300_emit_dirty_state(r300);
- r300_emit_query_end(r300, q);
+ if (q != r300->query_current) {
+ fprintf(stderr, "r300: end_query: Got invalid query.\n");
+ assert(0);
+ return;
+ }
+
+ r300_stop_query(r300);
}
static boolean r300_get_query_result(struct pipe_context* pipe,
struct pipe_query* query,
boolean wait,
- uint64_t* result)
+ void* vresult)
{
struct r300_context* r300 = r300_context(pipe);
- struct r300_screen* r300screen = r300_screen(r300->context.screen);
- struct r300_query* q = (struct r300_query*)query;
- unsigned flags = PIPE_BUFFER_USAGE_CPU_READ;
- uint32_t* map;
- uint32_t temp;
- unsigned i;
-
- if (wait) {
+ struct r300_query *q = r300_query(query);
+ unsigned flags, i;
+ uint32_t temp, *map;
+ uint64_t *result = (uint64_t*)vresult;
+
+ if (!q->flushed)
pipe->flush(pipe, 0, NULL);
- } else {
- flags |= PIPE_BUFFER_USAGE_DONTBLOCK;
- }
- map = pipe->screen->buffer_map(pipe->screen, r300->oqbo, flags);
- map += q->offset / 4;
- for (i = 0; i < r300screen->caps->num_frag_pipes; i++) {
- if (*map == ~0) {
- /* Looks like our results aren't ready yet. */
- if (wait) {
- debug_printf("r300: Despite waiting, OQ results haven't"
- " come in yet.\n");
- }
- temp = ~0;
- break;
- }
+ flags = PIPE_TRANSFER_READ | (!wait ? PIPE_TRANSFER_DONTBLOCK : 0);
+
+ map = r300->rws->buffer_map(r300->rws, q->buffer, r300->cs, flags);
+ if (!map)
+ return FALSE;
+
+ /* Sum up the results. */
+ temp = 0;
+ for (i = 0; i < q->num_results; i++) {
temp += *map;
map++;
}
- pipe->screen->buffer_unmap(pipe->screen, r300->oqbo);
- if (temp == ~0) {
- /* Our results haven't been written yet... */
- return FALSE;
- }
+ r300->rws->buffer_unmap(r300->rws, q->buffer);
*result = temp;
return TRUE;
}
+static void r300_render_condition(struct pipe_context *pipe,
+ struct pipe_query *query,
+ uint mode)
+{
+ struct r300_context *r300 = r300_context(pipe);
+ uint64_t result = 0;
+ boolean wait;
+
+ if (query) {
+ wait = mode == PIPE_RENDER_COND_WAIT ||
+ mode == PIPE_RENDER_COND_BY_REGION_WAIT;
+
+ if (!r300_get_query_result(pipe, query, wait, &result)) {
+ r300->skip_rendering = FALSE;
+ } else {
+ r300->skip_rendering = result == 0;
+ }
+ } else {
+ r300->skip_rendering = FALSE;
+ }
+}
+
+/***************************************************************************
+ * Fake occlusion queries (for debugging)
+ ***************************************************************************/
+
+static unsigned r300_fake_query;
+
+static struct pipe_query *r300_fake_create_query(struct pipe_context *pipe,
+ unsigned query_type)
+{
+ return (struct pipe_query*)&r300_fake_query;
+}
+
+static void r300_fake_destroy_query(struct pipe_context* pipe,
+ struct pipe_query* query)
+{
+}
+
+static void r300_fake_begin_query(struct pipe_context* pipe,
+ struct pipe_query* query)
+{
+}
+
+static void r300_fake_end_query(struct pipe_context* pipe,
+ struct pipe_query* query)
+{
+}
+
+static boolean r300_fake_get_query_result(struct pipe_context* pipe,
+ struct pipe_query* query,
+ boolean wait, void* vresult)
+{
+ uint64_t *result = (uint64_t*)vresult;
+ *result = 1000000;
+ return TRUE;
+}
+
+static void r300_fake_render_condition(struct pipe_context *pipe,
+ struct pipe_query *query, uint mode)
+{
+}
+
void r300_init_query_functions(struct r300_context* r300) {
- r300->context.create_query = r300_create_query;
- r300->context.destroy_query = r300_destroy_query;
- r300->context.begin_query = r300_begin_query;
- r300->context.end_query = r300_end_query;
- r300->context.get_query_result = r300_get_query_result;
+ if (DBG_ON(r300, DBG_FAKE_OCC)) {
+ r300->context.create_query = r300_fake_create_query;
+ r300->context.destroy_query = r300_fake_destroy_query;
+ r300->context.begin_query = r300_fake_begin_query;
+ r300->context.end_query = r300_fake_end_query;
+ r300->context.get_query_result = r300_fake_get_query_result;
+ r300->context.render_condition = r300_fake_render_condition;
+ } else {
+ r300->context.create_query = r300_create_query;
+ r300->context.destroy_query = r300_destroy_query;
+ r300->context.begin_query = r300_begin_query;
+ r300->context.end_query = r300_end_query;
+ r300->context.get_query_result = r300_get_query_result;
+ r300->context.render_condition = r300_render_condition;
+ }
}