/*
 * Copyright 2011-2015 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.
 */

#include "split/kernel_background_buffer_update.h"

__kernel void kernel_ocl_path_trace_background_buffer_update(
        ccl_global char *globals,
        ccl_constant KernelData *data,
        ccl_global char *shader_data,
        ccl_global float *per_sample_output_buffers,
        ccl_global uint *rng_state,
        ccl_global uint *rng_coop,             /* Required for buffer Update */
        ccl_global float3 *throughput_coop,    /* Required for background hit processing */
        PathRadiance *PathRadiance_coop,       /* Required for background hit processing and buffer Update */
        ccl_global Ray *Ray_coop,              /* Required for background hit processing */
        ccl_global PathState *PathState_coop,  /* Required for background hit processing */
        ccl_global float *L_transparent_coop,  /* Required for background hit processing and buffer Update */
        ccl_global char *ray_state,            /* Stores information on the current state of a ray */
        int sw, int sh, int sx, int sy, int stride,
        int rng_state_offset_x,
        int rng_state_offset_y,
        int rng_state_stride,
        ccl_global unsigned int *work_array,   /* Denotes work of each ray */
        ccl_global int *Queue_data,            /* Queues memory */
        ccl_global int *Queue_index,           /* Tracks the number of elements in each queue */
        int queuesize,                         /* Size (capacity) of each queue */
        int end_sample,
        int start_sample,
#ifdef __WORK_STEALING__
        ccl_global unsigned int *work_pool_wgs,
        unsigned int num_samples,
#endif
#ifdef __KERNEL_DEBUG__
        DebugData *debugdata_coop,
#endif
        int parallel_samples)                  /* Number of samples to be processed in parallel */
{
	kernel_background_buffer_update(globals,
	                                data,
	                                shader_data,
	                                per_sample_output_buffers,
	                                rng_state,
	                                rng_coop,
	                                throughput_coop,
	                                PathRadiance_coop,
	                                Ray_coop,
	                                PathState_coop,
	                                L_transparent_coop,
	                                ray_state,
	                                sw, sh, sx, sy, stride,
	                                rng_state_offset_x,
	                                rng_state_offset_y,
	                                rng_state_stride,
	                                work_array,
	                                Queue_data,
	                                Queue_index,
	                                queuesize,
	                                end_sample,
	                                start_sample,
#ifdef __WORK_STEALING__
	                                work_pool_wgs,
	                                num_samples,
#endif
#ifdef __KERNEL_DEBUG__
	                                debugdata_coop,
#endif
	                                parallel_samples);
}