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74 lines
2.3 KiB
C++
74 lines
2.3 KiB
C++
// Copyright 2009-2021 Intel Corporation
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// SPDX-License-Identifier: Apache-2.0
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#pragma once
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#include "rtcore_device.h"
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RTC_NAMESPACE_BEGIN
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/* Types of buffers */
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enum RTCBufferType
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{
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RTC_BUFFER_TYPE_INDEX = 0,
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RTC_BUFFER_TYPE_VERTEX = 1,
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RTC_BUFFER_TYPE_VERTEX_ATTRIBUTE = 2,
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RTC_BUFFER_TYPE_NORMAL = 3,
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RTC_BUFFER_TYPE_TANGENT = 4,
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RTC_BUFFER_TYPE_NORMAL_DERIVATIVE = 5,
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RTC_BUFFER_TYPE_GRID = 8,
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RTC_BUFFER_TYPE_FACE = 16,
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RTC_BUFFER_TYPE_LEVEL = 17,
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RTC_BUFFER_TYPE_EDGE_CREASE_INDEX = 18,
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RTC_BUFFER_TYPE_EDGE_CREASE_WEIGHT = 19,
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RTC_BUFFER_TYPE_VERTEX_CREASE_INDEX = 20,
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RTC_BUFFER_TYPE_VERTEX_CREASE_WEIGHT = 21,
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RTC_BUFFER_TYPE_HOLE = 22,
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RTC_BUFFER_TYPE_TRANSFORM = 23,
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RTC_BUFFER_TYPE_FLAGS = 32
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};
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/* Opaque buffer type */
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typedef struct RTCBufferTy* RTCBuffer;
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/* Creates a new buffer. */
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RTC_API RTCBuffer rtcNewBuffer(RTCDevice device, size_t byteSize);
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/* Creates a new buffer using explicit host device memory. */
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RTC_API RTCBuffer rtcNewBufferHostDevice(RTCDevice device, size_t byteSize);
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/* Creates a new shared buffer. */
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RTC_API RTCBuffer rtcNewSharedBuffer(RTCDevice device, void* ptr, size_t byteSize);
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/* Creates a new shared buffer using explicit host device memory. */
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RTC_API RTCBuffer rtcNewSharedBufferHostDevice(RTCDevice device, void* ptr, size_t byteSize);
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/* Synchronize host and device memory by copying data from host to device. */
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RTC_API void rtcCommitBuffer(RTCBuffer buffer);
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#if defined(EMBREE_SYCL_SUPPORT) && defined(SYCL_LANGUAGE_VERSION)
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RTC_API_CPP sycl::event rtcCommitBufferWithQueue(RTCBuffer buffer, sycl::queue queue);
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#endif
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/* Returns a pointer to the buffer data. */
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RTC_API void* rtcGetBufferData(RTCBuffer buffer);
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/* Returns a pointer to the buffer data on the device. Returns the same pointer as
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rtcGetBufferData if the device is no SYCL device or if Embree is executed on a
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system with unified memory (e.g., iGPUs). */
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RTC_API void* rtcGetBufferDataDevice(RTCBuffer buffer);
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/* Retains the buffer (increments the reference count). */
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RTC_API void rtcRetainBuffer(RTCBuffer buffer);
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/* Releases the buffer (decrements the reference count). */
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RTC_API void rtcReleaseBuffer(RTCBuffer buffer);
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RTC_NAMESPACE_END
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