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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "Utility.h"
#include "mozilla/dom/WebGPUBinding.h"
#include "mozilla/webgpu/ffi/wgpu.h"
#include "mozilla/webgpu/WebGPUTypes.h"
namespace mozilla::webgpu {
template <typename E>
void ConvertToExtent3D(const E& aExtent, ffi::WGPUExtent3d* aExtentFFI) {
*aExtentFFI = {};
if (aExtent.IsRangeEnforcedUnsignedLongSequence()) {
const auto& seq = aExtent.GetAsRangeEnforcedUnsignedLongSequence();
aExtentFFI->width = seq.Length() > 0 ? seq[0] : 0;
aExtentFFI->height = seq.Length() > 1 ? seq[1] : 1;
aExtentFFI->depth_or_array_layers = seq.Length() > 2 ? seq[2] : 1;
} else if (aExtent.IsGPUExtent3DDict()) {
const auto& dict = aExtent.GetAsGPUExtent3DDict();
aExtentFFI->width = dict.mWidth;
aExtentFFI->height = dict.mHeight;
aExtentFFI->depth_or_array_layers = dict.mDepthOrArrayLayers;
} else {
MOZ_CRASH("Unexpected extent type");
}
}
void ConvertExtent3DToFFI(const dom::GPUExtent3D& aExtent,
ffi::WGPUExtent3d* aExtentFFI) {
ConvertToExtent3D(aExtent, aExtentFFI);
}
void ConvertExtent3DToFFI(const dom::OwningGPUExtent3D& aExtent,
ffi::WGPUExtent3d* aExtentFFI) {
ConvertToExtent3D(aExtent, aExtentFFI);
}
ffi::WGPUExtent3d ConvertExtent(const dom::GPUExtent3D& aExtent) {
ffi::WGPUExtent3d extent = {};
ConvertToExtent3D(aExtent, &extent);
return extent;
}
ffi::WGPUExtent3d ConvertExtent(const dom::OwningGPUExtent3D& aExtent) {
ffi::WGPUExtent3d extent = {};
ConvertToExtent3D(aExtent, &extent);
return extent;
}
} // namespace mozilla::webgpu
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