| /************************************************************************** |
| * |
| * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR |
| * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| **************************************************************************/ |
| |
| /* Author: |
| * Keith Whitwell <keith@tungstengraphics.com> |
| */ |
| |
| #include "draw/draw_context.h" |
| #include "os/os_time.h" |
| #include "pipe/p_defines.h" |
| #include "util/u_memory.h" |
| #include "sp_context.h" |
| #include "sp_query.h" |
| #include "sp_state.h" |
| |
| struct softpipe_query { |
| unsigned type; |
| uint64_t start; |
| uint64_t end; |
| struct pipe_query_data_so_statistics so; |
| unsigned num_primitives_generated; |
| }; |
| |
| |
| static struct softpipe_query *softpipe_query( struct pipe_query *p ) |
| { |
| return (struct softpipe_query *)p; |
| } |
| |
| static struct pipe_query * |
| softpipe_create_query(struct pipe_context *pipe, |
| unsigned type) |
| { |
| struct softpipe_query* sq; |
| |
| assert(type == PIPE_QUERY_OCCLUSION_COUNTER || |
| type == PIPE_QUERY_TIME_ELAPSED || |
| type == PIPE_QUERY_SO_STATISTICS || |
| type == PIPE_QUERY_PRIMITIVES_EMITTED || |
| type == PIPE_QUERY_PRIMITIVES_GENERATED || |
| type == PIPE_QUERY_GPU_FINISHED || |
| type == PIPE_QUERY_TIMESTAMP || |
| type == PIPE_QUERY_TIMESTAMP_DISJOINT); |
| sq = CALLOC_STRUCT( softpipe_query ); |
| sq->type = type; |
| |
| return (struct pipe_query *)sq; |
| } |
| |
| |
| static void |
| softpipe_destroy_query(struct pipe_context *pipe, struct pipe_query *q) |
| { |
| FREE(q); |
| } |
| |
| |
| static void |
| softpipe_begin_query(struct pipe_context *pipe, struct pipe_query *q) |
| { |
| struct softpipe_context *softpipe = softpipe_context( pipe ); |
| struct softpipe_query *sq = softpipe_query(q); |
| |
| switch (sq->type) { |
| case PIPE_QUERY_OCCLUSION_COUNTER: |
| sq->start = softpipe->occlusion_count; |
| break; |
| case PIPE_QUERY_TIMESTAMP_DISJOINT: |
| case PIPE_QUERY_TIME_ELAPSED: |
| sq->start = 1000*os_time_get(); |
| break; |
| case PIPE_QUERY_SO_STATISTICS: |
| sq->so.primitives_storage_needed = 0; |
| case PIPE_QUERY_PRIMITIVES_EMITTED: |
| sq->so.num_primitives_written = 0; |
| softpipe->so_stats.num_primitives_written = 0; |
| break; |
| case PIPE_QUERY_PRIMITIVES_GENERATED: |
| sq->num_primitives_generated = 0; |
| softpipe->num_primitives_generated = 0; |
| break; |
| case PIPE_QUERY_TIMESTAMP: |
| case PIPE_QUERY_GPU_FINISHED: |
| break; |
| default: |
| assert(0); |
| break; |
| } |
| softpipe->active_query_count++; |
| softpipe->dirty |= SP_NEW_QUERY; |
| } |
| |
| |
| static void |
| softpipe_end_query(struct pipe_context *pipe, struct pipe_query *q) |
| { |
| struct softpipe_context *softpipe = softpipe_context( pipe ); |
| struct softpipe_query *sq = softpipe_query(q); |
| |
| softpipe->active_query_count--; |
| switch (sq->type) { |
| case PIPE_QUERY_OCCLUSION_COUNTER: |
| sq->end = softpipe->occlusion_count; |
| break; |
| case PIPE_QUERY_TIMESTAMP: |
| sq->start = 0; |
| /* fall through */ |
| case PIPE_QUERY_TIMESTAMP_DISJOINT: |
| case PIPE_QUERY_TIME_ELAPSED: |
| sq->end = 1000*os_time_get(); |
| break; |
| case PIPE_QUERY_SO_STATISTICS: |
| sq->so.primitives_storage_needed = |
| softpipe->so_stats.primitives_storage_needed; |
| case PIPE_QUERY_PRIMITIVES_EMITTED: |
| sq->so.num_primitives_written = |
| softpipe->so_stats.num_primitives_written; |
| break; |
| case PIPE_QUERY_PRIMITIVES_GENERATED: |
| sq->num_primitives_generated = softpipe->num_primitives_generated; |
| break; |
| case PIPE_QUERY_GPU_FINISHED: |
| break; |
| default: |
| assert(0); |
| break; |
| } |
| softpipe->dirty |= SP_NEW_QUERY; |
| } |
| |
| |
| static boolean |
| softpipe_get_query_result(struct pipe_context *pipe, |
| struct pipe_query *q, |
| boolean wait, |
| union pipe_query_result *vresult) |
| { |
| struct softpipe_query *sq = softpipe_query(q); |
| uint64_t *result = (uint64_t*)vresult; |
| |
| switch (sq->type) { |
| case PIPE_QUERY_SO_STATISTICS: |
| memcpy(vresult, &sq->so, |
| sizeof(struct pipe_query_data_so_statistics)); |
| break; |
| case PIPE_QUERY_GPU_FINISHED: |
| *result = TRUE; |
| break; |
| case PIPE_QUERY_TIMESTAMP_DISJOINT: { |
| struct pipe_query_data_timestamp_disjoint td; |
| /*os_get_time is in microseconds*/ |
| td.frequency = 1000000; |
| td.disjoint = sq->end != sq->start; |
| memcpy(vresult, &td, |
| sizeof(struct pipe_query_data_timestamp_disjoint)); |
| } |
| break; |
| case PIPE_QUERY_PRIMITIVES_EMITTED: |
| *result = sq->so.num_primitives_written; |
| break; |
| case PIPE_QUERY_PRIMITIVES_GENERATED: |
| *result = sq->num_primitives_generated; |
| break; |
| default: |
| *result = sq->end - sq->start; |
| break; |
| } |
| return TRUE; |
| } |
| |
| |
| /** |
| * Called by rendering function to check rendering is conditional. |
| * \return TRUE if we should render, FALSE if we should skip rendering |
| */ |
| boolean |
| softpipe_check_render_cond(struct softpipe_context *sp) |
| { |
| struct pipe_context *pipe = &sp->pipe; |
| boolean b, wait; |
| uint64_t result; |
| |
| if (!sp->render_cond_query) { |
| return TRUE; /* no query predicate, draw normally */ |
| } |
| |
| wait = (sp->render_cond_mode == PIPE_RENDER_COND_WAIT || |
| sp->render_cond_mode == PIPE_RENDER_COND_BY_REGION_WAIT); |
| |
| b = pipe->get_query_result(pipe, sp->render_cond_query, wait, |
| (void*)&result); |
| if (b) |
| return result > 0; |
| else |
| return TRUE; |
| } |
| |
| |
| void softpipe_init_query_funcs(struct softpipe_context *softpipe ) |
| { |
| softpipe->pipe.create_query = softpipe_create_query; |
| softpipe->pipe.destroy_query = softpipe_destroy_query; |
| softpipe->pipe.begin_query = softpipe_begin_query; |
| softpipe->pipe.end_query = softpipe_end_query; |
| softpipe->pipe.get_query_result = softpipe_get_query_result; |
| } |
| |
| |