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/*
* Copyright 2011-2017 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
ccl_device void kernel_enqueue_inactive(KernelGlobals *kg,
ccl_local_param unsigned int *local_queue_atomics)
{
#ifdef __BRANCHED_PATH__
/* Enqeueue RAY_INACTIVE rays into QUEUE_INACTIVE_RAYS queue. */
if(ccl_local_id(0) == 0 && ccl_local_id(1) == 0) {
*local_queue_atomics = 0;
}
ccl_barrier(CCL_LOCAL_MEM_FENCE);
int ray_index = ccl_global_id(1) * ccl_global_size(0) + ccl_global_id(0);
char enqueue_flag = 0;
if(IS_STATE(kernel_split_state.ray_state, ray_index, RAY_INACTIVE)) {
enqueue_flag = 1;
}
enqueue_ray_index_local(ray_index,
QUEUE_INACTIVE_RAYS,
enqueue_flag,
kernel_split_params.queue_size,
local_queue_atomics,
kernel_split_state.queue_data,
kernel_split_params.queue_index);
#endif /* __BRANCHED_PATH__ */
}
CCL_NAMESPACE_END
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