1f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/************************************************************************** 2f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 3f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. 4f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Copyright 2010 VMware, Inc. 5f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * All Rights Reserved. 6f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 7f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Permission is hereby granted, free of charge, to any person obtaining a 8f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * copy of this software and associated documentation files (the 9f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * "Software"), to deal in the Software without restriction, including 10f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * without limitation the rights to use, copy, modify, merge, publish, 11f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * distribute, sub license, and/or sell copies of the Software, and to 12f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * permit persons to whom the Software is furnished to do so, subject to 13f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the following conditions: 14f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 15f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The above copyright notice and this permission notice (including the 16f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * next paragraph) shall be included in all copies or substantial portions 17f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * of the Software. 18f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 19f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 20f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 21f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 22f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * IN NO EVENT SHALL THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR 23f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 24f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 25f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 26f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 27f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org **************************************************************************/ 28f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 29f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* Authors: 30f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Keith Whitwell, Qicheng Christopher Li, Brian Paul 31f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 32f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 33f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "draw/draw_context.h" 34f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "pipe/p_defines.h" 35f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "util/u_memory.h" 36f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "lp_context.h" 37f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "lp_flush.h" 38f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "lp_fence.h" 39f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "lp_query.h" 40f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "lp_state.h" 41f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 42f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 43f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic struct llvmpipe_query *llvmpipe_query( struct pipe_query *p ) 44f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 45f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return (struct llvmpipe_query *)p; 46f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 47f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 48f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic struct pipe_query * 49f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgllvmpipe_create_query(struct pipe_context *pipe, 50f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org unsigned type) 51f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 52f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct llvmpipe_query *pq; 53f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 54f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(type == PIPE_QUERY_OCCLUSION_COUNTER); 55f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 56f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org pq = CALLOC_STRUCT( llvmpipe_query ); 57f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 58f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return (struct pipe_query *) pq; 59f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 60f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 61f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 62f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void 63f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgllvmpipe_destroy_query(struct pipe_context *pipe, struct pipe_query *q) 64f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 65f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct llvmpipe_query *pq = llvmpipe_query(q); 66f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 67f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Ideally we would refcount queries & not get destroyed until the 68f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * last scene had finished with us. 69f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 70f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (pq->fence) { 71f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!lp_fence_issued(pq->fence)) 72f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org llvmpipe_flush(pipe, NULL, __FUNCTION__); 73f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 74f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!lp_fence_signalled(pq->fence)) 75f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_fence_wait(pq->fence); 76f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 77f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_fence_reference(&pq->fence, NULL); 78f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 79f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 80f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org FREE(pq); 81f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 82f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 83f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 84f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic boolean 85f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgllvmpipe_get_query_result(struct pipe_context *pipe, 86f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct pipe_query *q, 87f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org boolean wait, 88f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org union pipe_query_result *vresult) 89f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 90f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct llvmpipe_query *pq = llvmpipe_query(q); 91f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint64_t *result = (uint64_t *)vresult; 92f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int i; 93f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 94f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!pq->fence) { 95f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* no fence because there was no scene, so results is zero */ 96f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *result = 0; 97f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return TRUE; 98f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 99f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 100f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!lp_fence_signalled(pq->fence)) { 101f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!lp_fence_issued(pq->fence)) 102f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org llvmpipe_flush(pipe, NULL, __FUNCTION__); 103f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 104f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!wait) 105f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return FALSE; 106f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 107f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_fence_wait(pq->fence); 108f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 109f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 110f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Sum the results from each of the threads: 111f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 112f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *result = 0; 113f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (i = 0; i < LP_MAX_THREADS; i++) { 114f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *result += pq->count[i]; 115f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 116f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 117f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return TRUE; 118f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 119f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 120f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 121f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void 122f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgllvmpipe_begin_query(struct pipe_context *pipe, struct pipe_query *q) 123f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 124f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct llvmpipe_context *llvmpipe = llvmpipe_context( pipe ); 125f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct llvmpipe_query *pq = llvmpipe_query(q); 126f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 127f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Check if the query is already in the scene. If so, we need to 128f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * flush the scene now. Real apps shouldn't re-use a query in a 129f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * frame of rendering. 130f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 131f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (pq->fence && !lp_fence_issued(pq->fence)) { 132f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org llvmpipe_finish(pipe, __FUNCTION__); 133f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 134f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 135f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 136f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org memset(pq->count, 0, sizeof(pq->count)); 137f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_setup_begin_query(llvmpipe->setup, pq); 138f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 139f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org llvmpipe->active_query_count++; 140f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org llvmpipe->dirty |= LP_NEW_QUERY; 141f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 142f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 143f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 144f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void 145f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgllvmpipe_end_query(struct pipe_context *pipe, struct pipe_query *q) 146f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 147f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct llvmpipe_context *llvmpipe = llvmpipe_context( pipe ); 148f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct llvmpipe_query *pq = llvmpipe_query(q); 149f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 150f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp_setup_end_query(llvmpipe->setup, pq); 151f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 152f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(llvmpipe->active_query_count); 153f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org llvmpipe->active_query_count--; 154f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org llvmpipe->dirty |= LP_NEW_QUERY; 155f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 156f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 157f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgboolean 158f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgllvmpipe_check_render_cond(struct llvmpipe_context *lp) 159f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 160f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct pipe_context *pipe = &lp->pipe; 161f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org boolean b, wait; 162f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uint64_t result; 163f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 164f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!lp->render_cond_query) 165f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return TRUE; /* no query predicate, draw normally */ 166f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org wait = (lp->render_cond_mode == PIPE_RENDER_COND_WAIT || 167f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org lp->render_cond_mode == PIPE_RENDER_COND_BY_REGION_WAIT); 168f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 169f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org b = pipe->get_query_result(pipe, lp->render_cond_query, wait, (void*)&result); 170f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (b) 171f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return result > 0; 172f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else 173f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org return TRUE; 174f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 175f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 176f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid llvmpipe_init_query_funcs(struct llvmpipe_context *llvmpipe ) 177f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 178f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org llvmpipe->pipe.create_query = llvmpipe_create_query; 179f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org llvmpipe->pipe.destroy_query = llvmpipe_destroy_query; 180f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org llvmpipe->pipe.begin_query = llvmpipe_begin_query; 181f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org llvmpipe->pipe.end_query = llvmpipe_end_query; 182f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org llvmpipe->pipe.get_query_result = llvmpipe_get_query_result; 183f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 184f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 185f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 186