087331c495
Goal is to reduce OpenCL kernel recompilations. Currently viewport renders are still set to use 64 closures as this seems to be faster and we don't want to cause a performance regression there. Needs to be investigated. Reviewed By: brecht Differential Revision: https://developer.blender.org/D2775
75 lines
2.2 KiB
C
75 lines
2.2 KiB
C
/*
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* Copyright 2011-2016 Blender Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __KERNEL_SPLIT_DATA_H__
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#define __KERNEL_SPLIT_DATA_H__
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#include "kernel/split/kernel_split_data_types.h"
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#include "kernel/kernel_globals.h"
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CCL_NAMESPACE_BEGIN
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ccl_device_inline uint64_t split_data_buffer_size(KernelGlobals *kg, size_t num_elements)
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{
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(void)kg; /* Unused on CPU. */
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uint64_t size = 0;
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#define SPLIT_DATA_ENTRY(type, name, num) + align_up(num_elements * num * sizeof(type), 16)
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size = size SPLIT_DATA_ENTRIES;
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#undef SPLIT_DATA_ENTRY
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uint64_t closure_size = sizeof(ShaderClosure) * (kernel_data.integrator.max_closures-1);
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#ifdef __BRANCHED_PATH__
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size += align_up(closure_size * num_elements, 16);
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#endif
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size += align_up(num_elements * (sizeof(ShaderData) + closure_size), 16);
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return size;
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}
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ccl_device_inline void split_data_init(KernelGlobals *kg,
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ccl_global SplitData *split_data,
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size_t num_elements,
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ccl_global void *data,
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ccl_global char *ray_state)
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{
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(void)kg; /* Unused on CPU. */
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ccl_global char *p = (ccl_global char*)data;
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#define SPLIT_DATA_ENTRY(type, name, num) \
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split_data->name = (type*)p; p += align_up(num_elements * num * sizeof(type), 16);
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SPLIT_DATA_ENTRIES;
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#undef SPLIT_DATA_ENTRY
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uint64_t closure_size = sizeof(ShaderClosure) * (kernel_data.integrator.max_closures-1);
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#ifdef __BRANCHED_PATH__
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p += align_up(closure_size * num_elements, 16);
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#endif
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split_data->_sd = (ShaderData*)p;
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p += align_up(num_elements * (sizeof(ShaderData) + closure_size), 16);
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split_data->ray_state = ray_state;
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}
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CCL_NAMESPACE_END
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#endif /* __KERNEL_SPLIT_DATA_H__ */
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