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package utils
import (
"fmt"
"math"
"strconv"
)
func ReadBitStateLSB(input byte, index int) (bool, error) {
if index < 0 && index > 7 {
return false, fmt.Errorf("IndexOutOfBounds for type byte")
}
value := input & (1 << index)
return (value > 0), nil
}
func Read32BitsAfterFirstBitInt32(input []byte, index int, step int) int32 {
binary := ""
binary += fmt.Sprintf("%08b", input[step])[8-index : 8]
binary += fmt.Sprintf("%08b", input[step-1])
binary += fmt.Sprintf("%08b", input[step-2])
binary += fmt.Sprintf("%08b", input[step-3])
binary += fmt.Sprintf("%08b", input[step-4])[:8-index]
output, err := strconv.ParseInt(binary, 2, 32)
CheckError(err)
return int32(output)
}
func Read32BitsAfterFirstBitFloat32(input []byte, index int, step int) float32 {
binary := ""
binary += fmt.Sprintf("%08b", input[step])[8-index : 8]
binary += fmt.Sprintf("%08b", input[step-1])
binary += fmt.Sprintf("%08b", input[step-2])
binary += fmt.Sprintf("%08b", input[step-3])
binary += fmt.Sprintf("%08b", input[step-4])[:8-index]
output, err := strconv.ParseUint(binary, 2, 32)
CheckError(err)
return math.Float32frombits(uint32(output))
}
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