本文整理匯總了Golang中github.com/google/flatbuffers/go.Builder.Prep方法的典型用法代碼示例。如果您正苦於以下問題：Golang Builder.Prep方法的具體用法？Golang Builder.Prep怎麽用？Golang Builder.Prep使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類github.com/google/flatbuffers/go.Builder的用法示例。
在下文中一共展示了Builder.Prep方法的6個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Golang代碼示例。
示例1: CreateVec3
func CreateVec3(builder *flatbuffers.Builder, x float32, y float32, z float32) flatbuffers.UOffsetT {
builder.Prep(4, 12)
builder.PrependFloat32(z)
builder.PrependFloat32(y)
builder.PrependFloat32(x)
return builder.Offset()
}示例2: CreateTest
func CreateTest(builder *flatbuffers.Builder, a int16, b int8) flatbuffers.UOffsetT {
builder.Prep(2, 4)
builder.Pad(1)
builder.PrependInt8(b)
builder.PrependInt16(a)
return builder.Offset()
}示例3: CreateVec3
func CreateVec3(builder *flatbuffers.Builder, x float32, y float32, z float32, test1 float64, test2 int8, test3_a int16, test3_b int8) flatbuffers.UOffsetT {
builder.Prep(16, 32)
builder.Pad(2)
builder.Prep(2, 4)
builder.Pad(1)
builder.PrependInt8(test3_b)
builder.PrependInt16(test3_a)
builder.Pad(1)
builder.PrependInt8(test2)
builder.PrependFloat64(test1)
builder.Pad(4)
builder.PrependFloat32(z)
builder.PrependFloat32(y)
builder.PrependFloat32(x)
return builder.Offset()
}示例4: CreateGeoPoint
func CreateGeoPoint(builder *flatbuffers.Builder, lat int32, lon int32) flatbuffers.UOffsetT {
builder.Prep(4, 8)
builder.PrependInt32(lon)
builder.PrependInt32(lat)
return builder.Offset()
}示例5: CreateStructInNestedNS
func CreateStructInNestedNS(builder *flatbuffers.Builder, a int32, b int32) flatbuffers.UOffsetT {
builder.Prep(4, 8)
builder.PrependInt32(b)
builder.PrependInt32(a)
return builder.Offset()
}示例6: CheckByteLayout
// CheckByteLayout verifies the bytes of a Builder in various scenarios.
func CheckByteLayout(fail func(string, ...interface{})) {
var b *flatbuffers.Builder
var i int
check := func(want []byte) {
i++
got := b.Bytes[b.Head():]
if !bytes.Equal(want, got) {
fail("case %d: want\n%v\nbut got\n%v\n", i, want, got)
}
}
// test 1: numbers
b = flatbuffers.NewBuilder(0)
check([]byte{})
b.PrependBool(true)
check([]byte{1})
b.PrependInt8(-127)
check([]byte{129, 1})
b.PrependUint8(255)
check([]byte{255, 129, 1})
b.PrependInt16(-32222)
check([]byte{0x22, 0x82, 0, 255, 129, 1}) // first pad
b.PrependUint16(0xFEEE)
check([]byte{0xEE, 0xFE, 0x22, 0x82, 0, 255, 129, 1}) // no pad this time
b.PrependInt32(-53687092)
check([]byte{204, 204, 204, 252, 0xEE, 0xFE, 0x22, 0x82, 0, 255, 129, 1})
b.PrependUint32(0x98765432)
check([]byte{0x32, 0x54, 0x76, 0x98, 204, 204, 204, 252, 0xEE, 0xFE, 0x22, 0x82, 0, 255, 129, 1})
// test 1b: numbers 2
b = flatbuffers.NewBuilder(0)
b.PrependUint64(0x1122334455667788)
check([]byte{0x88, 0x77, 0x66, 0x55, 0x44, 0x33, 0x22, 0x11})
// test 2: 1xbyte vector
b = flatbuffers.NewBuilder(0)
check([]byte{})
b.StartVector(flatbuffers.SizeByte, 1, 1)
check([]byte{0, 0, 0}) // align to 4bytes
b.PrependByte(1)
check([]byte{1, 0, 0, 0})
b.EndVector(1)
check([]byte{1, 0, 0, 0, 1, 0, 0, 0}) // padding
// test 3: 2xbyte vector
b = flatbuffers.NewBuilder(0)
b.StartVector(flatbuffers.SizeByte, 2, 1)
check([]byte{0, 0}) // align to 4bytes
b.PrependByte(1)
check([]byte{1, 0, 0})
b.PrependByte(2)
check([]byte{2, 1, 0, 0})
b.EndVector(2)
check([]byte{2, 0, 0, 0, 2, 1, 0, 0}) // padding
// test 3b: 11xbyte vector matches builder size
b = flatbuffers.NewBuilder(12)
b.StartVector(flatbuffers.SizeByte, 8, 1)
start := []byte{}
check(start)
for i := 1; i < 12; i++ {
b.PrependByte(byte(i))
start = append([]byte{byte(i)}, start...)
check(start)
}
b.EndVector(8)
check(append([]byte{8, 0, 0, 0}, start...))
// test 4: 1xuint16 vector
b = flatbuffers.NewBuilder(0)
b.StartVector(flatbuffers.SizeUint16, 1, 1)
check([]byte{0, 0}) // align to 4bytes
b.PrependUint16(1)
check([]byte{1, 0, 0, 0})
b.EndVector(1)
check([]byte{1, 0, 0, 0, 1, 0, 0, 0}) // padding
// test 5: 2xuint16 vector
b = flatbuffers.NewBuilder(0)
b.StartVector(flatbuffers.SizeUint16, 2, 1)
check([]byte{}) // align to 4bytes
b.PrependUint16(0xABCD)
check([]byte{0xCD, 0xAB})
b.PrependUint16(0xDCBA)
check([]byte{0xBA, 0xDC, 0xCD, 0xAB})
b.EndVector(2)
check([]byte{2, 0, 0, 0, 0xBA, 0xDC, 0xCD, 0xAB})
// test 6: CreateString
b = flatbuffers.NewBuilder(0)
//.........這裏部分代碼省略.........