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// automatically generated by the FlatBuffers compiler, do not modify
import * as flatbuffers from 'flatbuffers';
import { Buffer } from './buffer.js';
import { TensorDim } from './tensor-dim.js';
import { Type } from './type.js';
export class Tensor {
bb: flatbuffers.ByteBuffer|null = null;
bb_pos = 0;
__init(i:number, bb:flatbuffers.ByteBuffer):Tensor {
this.bb_pos = i;
this.bb = bb;
return this;
}
static getRootAsTensor(bb:flatbuffers.ByteBuffer, obj?:Tensor):Tensor {
return (obj || new Tensor()).__init(bb.readInt32(bb.position()) + bb.position(), bb);
}
static getSizePrefixedRootAsTensor(bb:flatbuffers.ByteBuffer, obj?:Tensor):Tensor {
bb.setPosition(bb.position() + flatbuffers.SIZE_PREFIX_LENGTH);
return (obj || new Tensor()).__init(bb.readInt32(bb.position()) + bb.position(), bb);
}
typeType():Type {
const offset = this.bb!.__offset(this.bb_pos, 4);
return offset ? this.bb!.readUint8(this.bb_pos + offset) : Type.NONE;
}
/**
* The type of data contained in a value cell. Currently only fixed-width
* value types are supported, no strings or nested types
*/
// @ts-ignore
type<T extends flatbuffers.Table>(obj:any):any|null {
const offset = this.bb!.__offset(this.bb_pos, 6);
return offset ? this.bb!.__union(obj, this.bb_pos + offset) : null;
}
/**
* The dimensions of the tensor, optionally named
*/
shape(index: number, obj?:TensorDim):TensorDim|null {
const offset = this.bb!.__offset(this.bb_pos, 8);
return offset ? (obj || new TensorDim()).__init(this.bb!.__indirect(this.bb!.__vector(this.bb_pos + offset) + index * 4), this.bb!) : null;
}
shapeLength():number {
const offset = this.bb!.__offset(this.bb_pos, 8);
return offset ? this.bb!.__vector_len(this.bb_pos + offset) : 0;
}
/**
* Non-negative byte offsets to advance one value cell along each dimension
* If omitted, default to row-major order (C-like).
*/
strides(index: number):flatbuffers.Long|null {
const offset = this.bb!.__offset(this.bb_pos, 10);
return offset ? this.bb!.readInt64(this.bb!.__vector(this.bb_pos + offset) + index * 8) : this.bb!.createLong(0, 0);
}
stridesLength():number {
const offset = this.bb!.__offset(this.bb_pos, 10);
return offset ? this.bb!.__vector_len(this.bb_pos + offset) : 0;
}
/**
* The location and size of the tensor's data
*/
data(obj?:Buffer):Buffer|null {
const offset = this.bb!.__offset(this.bb_pos, 12);
return offset ? (obj || new Buffer()).__init(this.bb_pos + offset, this.bb!) : null;
}
static startTensor(builder:flatbuffers.Builder) {
builder.startObject(5);
}
static addTypeType(builder:flatbuffers.Builder, typeType:Type) {
builder.addFieldInt8(0, typeType, Type.NONE);
}
static addType(builder:flatbuffers.Builder, typeOffset:flatbuffers.Offset) {
builder.addFieldOffset(1, typeOffset, 0);
}
static addShape(builder:flatbuffers.Builder, shapeOffset:flatbuffers.Offset) {
builder.addFieldOffset(2, shapeOffset, 0);
}
static createShapeVector(builder:flatbuffers.Builder, data:flatbuffers.Offset[]):flatbuffers.Offset {
builder.startVector(4, data.length, 4);
for (let i = data.length - 1; i >= 0; i--) {
builder.addOffset(data[i]!);
}
return builder.endVector();
}
static startShapeVector(builder:flatbuffers.Builder, numElems:number) {
builder.startVector(4, numElems, 4);
}
static addStrides(builder:flatbuffers.Builder, stridesOffset:flatbuffers.Offset) {
builder.addFieldOffset(3, stridesOffset, 0);
}
static createStridesVector(builder:flatbuffers.Builder, data:flatbuffers.Long[]):flatbuffers.Offset {
builder.startVector(8, data.length, 8);
for (let i = data.length - 1; i >= 0; i--) {
builder.addInt64(data[i]!);
}
return builder.endVector();
}
static startStridesVector(builder:flatbuffers.Builder, numElems:number) {
builder.startVector(8, numElems, 8);
}
static addData(builder:flatbuffers.Builder, dataOffset:flatbuffers.Offset) {
builder.addFieldStruct(4, dataOffset, 0);
}
static endTensor(builder:flatbuffers.Builder):flatbuffers.Offset {
const offset = builder.endObject();
builder.requiredField(offset, 6) // type
builder.requiredField(offset, 8) // shape
builder.requiredField(offset, 12) // data
return offset;
}
static finishTensorBuffer(builder:flatbuffers.Builder, offset:flatbuffers.Offset) {
builder.finish(offset);
}
static finishSizePrefixedTensorBuffer(builder:flatbuffers.Builder, offset:flatbuffers.Offset) {
builder.finish(offset, undefined, true);
}
}
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