diff options
Diffstat (limited to 'intern/cycles/kernel/split/kernel_queue_enqueue.h')
-rw-r--r-- | intern/cycles/kernel/split/kernel_queue_enqueue.h | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/intern/cycles/kernel/split/kernel_queue_enqueue.h b/intern/cycles/kernel/split/kernel_queue_enqueue.h deleted file mode 100644 index 2db87f7a671..00000000000 --- a/intern/cycles/kernel/split/kernel_queue_enqueue.h +++ /dev/null @@ -1,87 +0,0 @@ -/* - * Copyright 2011-2016 Blender Foundation - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -CCL_NAMESPACE_BEGIN - -/* This kernel enqueues rays of different ray state into their - * appropriate queues: - * - * 1. Rays that have been determined to hit the background from the - * "kernel_scene_intersect" kernel are enqueued in - * QUEUE_HITBG_BUFF_UPDATE_TOREGEN_RAYS; - * 2. Rays that have been determined to be actively participating in pat - * -iteration will be enqueued into QUEUE_ACTIVE_AND_REGENERATED_RAYS. - * - * State of queue during other times this kernel is called: - * At entry, - * - QUEUE_ACTIVE_AND_REGENERATED_RAYS will be empty. - * - QUEUE_HITBG_BUFF_UPDATE_TOREGEN_RAYS will contain RAY_TO_REGENERATE - * and RAY_UPDATE_BUFFER rays. - * At exit, - * - QUEUE_ACTIVE_AND_REGENERATED_RAYS will be filled with RAY_ACTIVE rays. - * - QUEUE_HITBG_BUFF_UPDATE_TOREGEN_RAYS will be filled with - * RAY_TO_REGENERATE, RAY_UPDATE_BUFFER, RAY_HIT_BACKGROUND rays. - */ -ccl_device void kernel_queue_enqueue(KernelGlobals *kg, ccl_local_param QueueEnqueueLocals *locals) -{ - /* We have only 2 cases (Hit/Not-Hit) */ - int lidx = ccl_local_id(1) * ccl_local_size(0) + ccl_local_id(0); - int ray_index = ccl_global_id(1) * ccl_global_size(0) + ccl_global_id(0); - - if (lidx == 0) { - locals->queue_atomics[0] = 0; - locals->queue_atomics[1] = 0; - } - ccl_barrier(CCL_LOCAL_MEM_FENCE); - - int queue_number = -1; - - if (IS_STATE(kernel_split_state.ray_state, ray_index, RAY_HIT_BACKGROUND) || - IS_STATE(kernel_split_state.ray_state, ray_index, RAY_UPDATE_BUFFER) || - IS_STATE(kernel_split_state.ray_state, ray_index, RAY_TO_REGENERATE)) { - queue_number = QUEUE_HITBG_BUFF_UPDATE_TOREGEN_RAYS; - } - else if (IS_STATE(kernel_split_state.ray_state, ray_index, RAY_ACTIVE) || - IS_STATE(kernel_split_state.ray_state, ray_index, RAY_HAS_ONLY_VOLUME) || - IS_STATE(kernel_split_state.ray_state, ray_index, RAY_REGENERATED)) { - queue_number = QUEUE_ACTIVE_AND_REGENERATED_RAYS; - } - - unsigned int my_lqidx; - if (queue_number != -1) { - my_lqidx = get_local_queue_index(queue_number, locals->queue_atomics); - } - ccl_barrier(CCL_LOCAL_MEM_FENCE); - - if (lidx == 0) { - locals->queue_atomics[QUEUE_ACTIVE_AND_REGENERATED_RAYS] = get_global_per_queue_offset( - QUEUE_ACTIVE_AND_REGENERATED_RAYS, locals->queue_atomics, kernel_split_params.queue_index); - locals->queue_atomics[QUEUE_HITBG_BUFF_UPDATE_TOREGEN_RAYS] = get_global_per_queue_offset( - QUEUE_HITBG_BUFF_UPDATE_TOREGEN_RAYS, - locals->queue_atomics, - kernel_split_params.queue_index); - } - ccl_barrier(CCL_LOCAL_MEM_FENCE); - - unsigned int my_gqidx; - if (queue_number != -1) { - my_gqidx = get_global_queue_index( - queue_number, kernel_split_params.queue_size, my_lqidx, locals->queue_atomics); - kernel_split_state.queue_data[my_gqidx] = ray_index; - } -} - -CCL_NAMESPACE_END |