Differential D13423 Diff 45772 intern/cycles/device/metal/bvh.h

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intern/cycles/device/metal/bvh.h

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				/*
				* Copyright 2021 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.
				*/

				#pragma once

				#ifdef WITH_METAL

				# include "bvh/bvh.h"
				# include "bvh/params.h"
				# include "device/memory.h"

				# include <Metal/Metal.h>

				CCL_NAMESPACE_BEGIN

				class BVHMetal : public BVH {
				public:
				API_AVAILABLE(macos(11.0))
				id<MTLAccelerationStructure> accel_struct = nil;
				bool accel_struct_building = false;

				API_AVAILABLE(macos(11.0))
				vector<id<MTLAccelerationStructure>> blas_array;

				bool motion_blur = false;

				Stats &stats;

				bool build(Progress &progress, id<MTLDevice> device, id<MTLCommandQueue> queue, bool refit);

				BVHMetal(const BVHParams &params,
				const vector<Geometry *> &geometry,
				const vector<Object *> &objects,
				Device *device);
				virtual ~BVHMetal();

				bool build_BLAS(Progress &progress, id<MTLDevice> device, id<MTLCommandQueue> queue, bool refit);
				bool build_BLAS_mesh(Progress &progress,
				id<MTLDevice> device,
				id<MTLCommandQueue> queue,
				Geometry *const geom,
				bool refit);
				bool build_BLAS_hair(Progress &progress,
				id<MTLDevice> device,
				id<MTLCommandQueue> queue,
				Geometry *const geom,
				bool refit);
				bool build_TLAS(Progress &progress, id<MTLDevice> device, id<MTLCommandQueue> queue, bool refit);
				};

				CCL_NAMESPACE_END

				#endif /* WITH_METAL */