Maneesh Gupta
62 sor
2.5 KiB
C++
62 sor
2.5 KiB
C++
/*
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Copyright (c) 2018 - present Advanced Micro Devices, Inc. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#ifndef HIP_INCLUDE_HIP_HCC_DETAIL_SURFACE_FUNCTIONS_H
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#define HIP_INCLUDE_HIP_HCC_DETAIL_SURFACE_FUNCTIONS_H
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#include <hc.hpp>
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#include <hc_short_vector.hpp>
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#include <hip/hcc_detail/hip_surface_types.h>
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#define __SURFACE_FUNCTIONS_DECL__ static __inline__ __device__
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template <class T>
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__SURFACE_FUNCTIONS_DECL__ void surf2Dread(T* data, hipSurfaceObject_t surfObj, int x, int y,
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int boundaryMode = hipBoundaryModeZero) {
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hipArray* arrayPtr = (hipArray*)surfObj;
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size_t width = arrayPtr->width;
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size_t height = arrayPtr->height;
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int32_t xOffset = x / sizeof(T);
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T* dataPtr = (T*)arrayPtr->data;
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if ((xOffset > width) || (xOffset < 0) || (y > height) || (y < 0)) {
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if (boundaryMode == hipBoundaryModeZero) {
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*data = 0;
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}
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} else {
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*data = *(dataPtr + y * width + xOffset);
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}
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}
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template <class T>
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__SURFACE_FUNCTIONS_DECL__ void surf2Dwrite(T data, hipSurfaceObject_t surfObj, int x, int y,
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int boundaryMode = hipBoundaryModeZero) {
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hipArray* arrayPtr = (hipArray*)surfObj;
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size_t width = arrayPtr->width;
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size_t height = arrayPtr->height;
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int32_t xOffset = x / sizeof(T);
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T* dataPtr = (T*)arrayPtr->data;
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if (!((xOffset > width) || (xOffset < 0) || (y > height) || (y < 0))) {
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*(dataPtr + y * width + xOffset) = data;
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}
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}
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#endif
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