array_getset.go

// Code generated by genlib2. DO NOT EDIT.

package tensor

import (
	"reflect"
	"unsafe"

	"github.com/pkg/errors"
	"gorgonia.org/tensor/internal/storage"
)

// Set sets the value of the underlying array at the index i.
func (a *array) Set(i int, x interface{}) {
	switch a.t.Kind() {
	case reflect.Bool:
		xv := x.(bool)
		a.SetB(i, xv)
	case reflect.Int:
		xv := x.(int)
		a.SetI(i, xv)
	case reflect.Int8:
		xv := x.(int8)
		a.SetI8(i, xv)
	case reflect.Int16:
		xv := x.(int16)
		a.SetI16(i, xv)
	case reflect.Int32:
		xv := x.(int32)
		a.SetI32(i, xv)
	case reflect.Int64:
		xv := x.(int64)
		a.SetI64(i, xv)
	case reflect.Uint:
		xv := x.(uint)
		a.SetU(i, xv)
	case reflect.Uint8:
		xv := x.(uint8)
		a.SetU8(i, xv)
	case reflect.Uint16:
		xv := x.(uint16)
		a.SetU16(i, xv)
	case reflect.Uint32:
		xv := x.(uint32)
		a.SetU32(i, xv)
	case reflect.Uint64:
		xv := x.(uint64)
		a.SetU64(i, xv)
	case reflect.Uintptr:
		xv := x.(uintptr)
		a.SetUintptr(i, xv)
	case reflect.Float32:
		xv := x.(float32)
		a.SetF32(i, xv)
	case reflect.Float64:
		xv := x.(float64)
		a.SetF64(i, xv)
	case reflect.Complex64:
		xv := x.(complex64)
		a.SetC64(i, xv)
	case reflect.Complex128:
		xv := x.(complex128)
		a.SetC128(i, xv)
	case reflect.String:
		xv := x.(string)
		a.SetStr(i, xv)
	case reflect.UnsafePointer:
		xv := x.(unsafe.Pointer)
		a.SetUnsafePointer(i, xv)
	default:
		xv := reflect.ValueOf(x)
		val := reflect.NewAt(a.t.Type, storage.ElementAt(i, unsafe.Pointer(&a.Header.Raw[0]), a.t.Size()))
		val = reflect.Indirect(val)
		val.Set(xv)
	}
}

// Get returns the ith element of the underlying array of the *Dense tensor.
func (a *array) Get(i int) interface{} {
	switch a.t.Kind() {
	case reflect.Bool:
		return a.GetB(i)

	case reflect.Int:
		return a.GetI(i)

	case reflect.Int8:
		return a.GetI8(i)

	case reflect.Int16:
		return a.GetI16(i)

	case reflect.Int32:
		return a.GetI32(i)

	case reflect.Int64:
		return a.GetI64(i)

	case reflect.Uint:
		return a.GetU(i)

	case reflect.Uint8:
		return a.GetU8(i)

	case reflect.Uint16:
		return a.GetU16(i)

	case reflect.Uint32:
		return a.GetU32(i)

	case reflect.Uint64:
		return a.GetU64(i)

	case reflect.Uintptr:
		return a.GetUintptr(i)

	case reflect.Float32:
		return a.GetF32(i)

	case reflect.Float64:
		return a.GetF64(i)

	case reflect.Complex64:
		return a.GetC64(i)

	case reflect.Complex128:
		return a.GetC128(i)

	case reflect.String:
		return a.GetStr(i)

	case reflect.UnsafePointer:
		return a.GetUnsafePointer(i)

	default:
		val := reflect.NewAt(a.t.Type, storage.ElementAt(i, unsafe.Pointer(&a.Header.Raw[0]), a.t.Size()))
		val = reflect.Indirect(val)
		return val.Interface()
	}
}

// Memset sets all values in the array.
func (a *array) Memset(x interface{}) error {
	switch a.t {
	case Bool:
		if xv, ok := x.(bool); ok {
			data := a.Bools()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	case Int:
		if xv, ok := x.(int); ok {
			data := a.Ints()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	case Int8:
		if xv, ok := x.(int8); ok {
			data := a.Int8s()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	case Int16:
		if xv, ok := x.(int16); ok {
			data := a.Int16s()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	case Int32:
		if xv, ok := x.(int32); ok {
			data := a.Int32s()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	case Int64:
		if xv, ok := x.(int64); ok {
			data := a.Int64s()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	case Uint:
		if xv, ok := x.(uint); ok {
			data := a.Uints()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	case Uint8:
		if xv, ok := x.(uint8); ok {
			data := a.Uint8s()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	case Uint16:
		if xv, ok := x.(uint16); ok {
			data := a.Uint16s()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	case Uint32:
		if xv, ok := x.(uint32); ok {
			data := a.Uint32s()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	case Uint64:
		if xv, ok := x.(uint64); ok {
			data := a.Uint64s()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	case Uintptr:
		if xv, ok := x.(uintptr); ok {
			data := a.Uintptrs()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	case Float32:
		if xv, ok := x.(float32); ok {
			data := a.Float32s()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	case Float64:
		if xv, ok := x.(float64); ok {
			data := a.Float64s()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	case Complex64:
		if xv, ok := x.(complex64); ok {
			data := a.Complex64s()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	case Complex128:
		if xv, ok := x.(complex128); ok {
			data := a.Complex128s()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	case String:
		if xv, ok := x.(string); ok {
			data := a.Strings()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	case UnsafePointer:
		if xv, ok := x.(unsafe.Pointer); ok {
			data := a.UnsafePointers()
			for i := range data {
				data[i] = xv
			}
			return nil
		}

	}

	xv := reflect.ValueOf(x)
	l := a.Len()
	for i := 0; i < l; i++ {
		val := reflect.NewAt(a.t.Type, storage.ElementAt(i, unsafe.Pointer(&a.Header.Raw[0]), a.t.Size()))
		val = reflect.Indirect(val)
		val.Set(xv)
	}
	return nil
}

func (a *array) memsetIter(x interface{}, it Iterator) (err error) {
	var i int
	switch a.t {
	case Bool:
		xv, ok := x.(bool)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.Bools()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	case Int:
		xv, ok := x.(int)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.Ints()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	case Int8:
		xv, ok := x.(int8)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.Int8s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	case Int16:
		xv, ok := x.(int16)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.Int16s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	case Int32:
		xv, ok := x.(int32)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.Int32s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	case Int64:
		xv, ok := x.(int64)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.Int64s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	case Uint:
		xv, ok := x.(uint)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.Uints()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	case Uint8:
		xv, ok := x.(uint8)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.Uint8s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	case Uint16:
		xv, ok := x.(uint16)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.Uint16s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	case Uint32:
		xv, ok := x.(uint32)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.Uint32s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	case Uint64:
		xv, ok := x.(uint64)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.Uint64s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	case Uintptr:
		xv, ok := x.(uintptr)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.Uintptrs()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	case Float32:
		xv, ok := x.(float32)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.Float32s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	case Float64:
		xv, ok := x.(float64)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.Float64s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	case Complex64:
		xv, ok := x.(complex64)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.Complex64s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	case Complex128:
		xv, ok := x.(complex128)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.Complex128s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	case String:
		xv, ok := x.(string)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.Strings()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	case UnsafePointer:
		xv, ok := x.(unsafe.Pointer)
		if !ok {
			return errors.Errorf(dtypeMismatch, a.t, x)
		}
		data := a.UnsafePointers()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = xv
		}
		err = handleNoOp(err)
	default:
		xv := reflect.ValueOf(x)
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			val := reflect.NewAt(a.t.Type, storage.ElementAt(i, unsafe.Pointer(&a.Header.Raw[0]), a.t.Size()))
			val = reflect.Indirect(val)
			val.Set(xv)
		}
		err = handleNoOp(err)
	}
	return
}

// Eq checks that any two arrays are equal
func (a array) Eq(other interface{}) bool {
	if oa, ok := other.(*array); ok {
		if oa.t != a.t {
			return false
		}

		if oa.Len() != a.Len() {
			return false
		}
		/*
			if oa.C != a.C {
				return false
			}
		*/

		// same exact thing
		if uintptr(unsafe.Pointer(&oa.Header.Raw[0])) == uintptr(unsafe.Pointer(&a.Header.Raw[0])) {
			return true
		}

		switch a.t.Kind() {
		case reflect.Bool:
			for i, v := range a.Bools() {
				if oa.GetB(i) != v {
					return false
				}
			}
		case reflect.Int:
			for i, v := range a.Ints() {
				if oa.GetI(i) != v {
					return false
				}
			}
		case reflect.Int8:
			for i, v := range a.Int8s() {
				if oa.GetI8(i) != v {
					return false
				}
			}
		case reflect.Int16:
			for i, v := range a.Int16s() {
				if oa.GetI16(i) != v {
					return false
				}
			}
		case reflect.Int32:
			for i, v := range a.Int32s() {
				if oa.GetI32(i) != v {
					return false
				}
			}
		case reflect.Int64:
			for i, v := range a.Int64s() {
				if oa.GetI64(i) != v {
					return false
				}
			}
		case reflect.Uint:
			for i, v := range a.Uints() {
				if oa.GetU(i) != v {
					return false
				}
			}
		case reflect.Uint8:
			for i, v := range a.Uint8s() {
				if oa.GetU8(i) != v {
					return false
				}
			}
		case reflect.Uint16:
			for i, v := range a.Uint16s() {
				if oa.GetU16(i) != v {
					return false
				}
			}
		case reflect.Uint32:
			for i, v := range a.Uint32s() {
				if oa.GetU32(i) != v {
					return false
				}
			}
		case reflect.Uint64:
			for i, v := range a.Uint64s() {
				if oa.GetU64(i) != v {
					return false
				}
			}
		case reflect.Uintptr:
			for i, v := range a.Uintptrs() {
				if oa.GetUintptr(i) != v {
					return false
				}
			}
		case reflect.Float32:
			for i, v := range a.Float32s() {
				if oa.GetF32(i) != v {
					return false
				}
			}
		case reflect.Float64:
			for i, v := range a.Float64s() {
				if oa.GetF64(i) != v {
					return false
				}
			}
		case reflect.Complex64:
			for i, v := range a.Complex64s() {
				if oa.GetC64(i) != v {
					return false
				}
			}
		case reflect.Complex128:
			for i, v := range a.Complex128s() {
				if oa.GetC128(i) != v {
					return false
				}
			}
		case reflect.String:
			for i, v := range a.Strings() {
				if oa.GetStr(i) != v {
					return false
				}
			}
		case reflect.UnsafePointer:
			for i, v := range a.UnsafePointers() {
				if oa.GetUnsafePointer(i) != v {
					return false
				}
			}
		default:
			for i := 0; i < a.Len(); i++ {
				if !reflect.DeepEqual(a.Get(i), oa.Get(i)) {
					return false
				}
			}
		}
		return true
	}
	return false
}

func (a *array) zeroIter(it Iterator) (err error) {
	var i int
	switch a.t {
	case Bool:
		data := a.Bools()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = false
		}
		err = handleNoOp(err)
	case Int:
		data := a.Ints()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = 0
		}
		err = handleNoOp(err)
	case Int8:
		data := a.Int8s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = 0
		}
		err = handleNoOp(err)
	case Int16:
		data := a.Int16s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = 0
		}
		err = handleNoOp(err)
	case Int32:
		data := a.Int32s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = 0
		}
		err = handleNoOp(err)
	case Int64:
		data := a.Int64s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = 0
		}
		err = handleNoOp(err)
	case Uint:
		data := a.Uints()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = 0
		}
		err = handleNoOp(err)
	case Uint8:
		data := a.Uint8s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = 0
		}
		err = handleNoOp(err)
	case Uint16:
		data := a.Uint16s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = 0
		}
		err = handleNoOp(err)
	case Uint32:
		data := a.Uint32s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = 0
		}
		err = handleNoOp(err)
	case Uint64:
		data := a.Uint64s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = 0
		}
		err = handleNoOp(err)
	case Uintptr:
		data := a.Uintptrs()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = 0
		}
		err = handleNoOp(err)
	case Float32:
		data := a.Float32s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = 0
		}
		err = handleNoOp(err)
	case Float64:
		data := a.Float64s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = 0
		}
		err = handleNoOp(err)
	case Complex64:
		data := a.Complex64s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = 0
		}
		err = handleNoOp(err)
	case Complex128:
		data := a.Complex128s()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = 0
		}
		err = handleNoOp(err)
	case String:
		data := a.Strings()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = ""
		}
		err = handleNoOp(err)
	case UnsafePointer:
		data := a.UnsafePointers()
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			data[i] = nil
		}
		err = handleNoOp(err)
	default:
		for i, err = it.Next(); err == nil; i, err = it.Next() {
			val := reflect.NewAt(a.t.Type, storage.ElementAt(i, unsafe.Pointer(&a.Header.Raw[0]), a.t.Size()))
			val = reflect.Indirect(val)
			val.Set(reflect.Zero(a.t))
		}
		err = handleNoOp(err)
	}
	return
}