compute-runtime/runtime/gen8/image_gen8.cpp

61 lines
2.3 KiB
C++

/*
* Copyright (c) 2017 - 2018, Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "hw_cmds.h"
#include "runtime/mem_obj/image.h"
#include "runtime/mem_obj/image.inl"
#include <map>
namespace OCLRT {
typedef BDWFamily Family;
static auto gfxCore = IGFX_GEN8_CORE;
template <typename GfxFamily>
void ImageHw<GfxFamily>::setMediaSurfaceRotation(void *) {}
template <typename GfxFamily>
void ImageHw<GfxFamily>::setSurfaceMemoryObjectControlStateIndexToMocsTable(void *, uint32_t) {}
template <>
size_t ImageHw<BDWFamily>::getHostPtrRowPitchForMap(uint32_t mipLevel) {
if (getImageDesc().num_mip_levels <= 1) {
return getHostPtrRowPitch();
}
size_t mipWidth = (getImageDesc().image_width >> mipLevel) > 0 ? (getImageDesc().image_width >> mipLevel) : 1;
return mipWidth * getSurfaceFormatInfo().ImageElementSizeInBytes;
}
template <>
size_t ImageHw<BDWFamily>::getHostPtrSlicePitchForMap(uint32_t mipLevel) {
if (getImageDesc().num_mip_levels <= 1) {
return getHostPtrSlicePitch();
}
size_t mipHeight = (getImageDesc().image_height >> mipLevel) > 0 ? (getImageDesc().image_height >> mipLevel) : 1;
size_t rowPitch = getHostPtrRowPitchForMap(mipLevel);
return rowPitch * mipHeight;
}
#include "runtime/mem_obj/image_factory_init.inl"
} // namespace OCLRT