Example usage for java.lang Float intBitsToFloat

Introduction

In this page you can find the example usage for java.lang Float intBitsToFloat.

Prototype

@HotSpotIntrinsicCandidate
public static native float intBitsToFloat(int bits);

Source Link

Document

Returns the float value corresponding to a given bit representation.

Usage

From source file:Main.java

public static float byte2float(byte[] b) {
    int value;/*from  w  w  w.  j  a  v a2  s. co  m*/
    value = b[0];
    value &= 0xff;
    value |= ((long) b[1] << 8);
    value &= 0xffff;
    value |= ((long) b[2] << 16);
    value &= 0xffffff;
    value |= ((long) b[3] << 24);
    return Float.intBitsToFloat(value);
}

From source file:Main.java

public static float byte2float(byte[] b, int index) {
    int l;//w w w  .  ja  v  a2  s  .c  o  m
    l = b[index + 0];
    l &= 0xff;
    l |= ((long) b[index + 1] << 8);
    l &= 0xffff;
    l |= ((long) b[index + 2] << 16);
    l &= 0xffffff;
    l |= ((long) b[index + 3] << 24);
    return Float.intBitsToFloat(l);
}

From source file:Main.java

public static float byte4ToFloat_big(byte[] b, int index) {
    int l;//from  w w  w  . j  a v  a  2s  .  c  o  m
    l = b[index + 0];
    l &= 0xff;
    l |= ((long) b[index + 1] << 8);
    l &= 0xffff;
    l |= ((long) b[index + 2] << 16);
    l &= 0xffffff;
    l |= ((long) b[index + 3] << 24);
    return Float.intBitsToFloat(l);
}

From source file:Main.java

public static float getFloat(byte[] b, int index) {
    int l = b[(index + 0)];
    l &= 255;//from   w ww .j  a  v a 2 s.co  m
    l = (int) (l | b[(index + 1)] << 8);
    l &= 65535;
    l = (int) (l | b[(index + 2)] << 16);
    l &= 16777215;
    l = (int) (l | b[(index + 3)] << 24);
    return Float.intBitsToFloat(l);
}

From source file:Main.java

public static float bytes2float(byte[] bytes, int index) {
    if (null == bytes || bytes.length < (4 + index)) {
        throw new RuntimeException("bytes of float error");
    }/*from   w ww  . j a  v a 2  s .c  o  m*/

    int temp = bytes[index];
    temp &= 0xff;

    temp |= ((long) bytes[index + 1] << 8);
    temp &= 0xffff;

    temp |= ((long) bytes[index + 2] << 16);
    temp &= 0xffffff;

    temp |= ((long) bytes[index + 3] << 24);
    return Float.intBitsToFloat(temp);
}

From source file:Main.java

public static float toFloat(byte[] data) {
    if (data == null || data.length != 4)
        return 0x0;
    // ---------- simple:
    return Float.intBitsToFloat(toInt(data));
}

From source file:Main.java

public static float getFloat(byte[] b) {
    int accum = 0;
    accum = accum | (b[3] & 0xff) << 0;
    accum = accum | (b[2] & 0xff) << 8;
    accum = accum | (b[1] & 0xff) << 16;
    accum = accum | (b[0] & 0xff) << 24;
    return Float.intBitsToFloat(accum);
}

From source file:Main.java

public static float toFloat(byte[] bytes, int offset) {
    return Float.intBitsToFloat(toInt(bytes, offset));
}

From source file:Main.java

public static float intBitsToFloat(int value) {
    return Float.intBitsToFloat(value);
}

From source file:Main.java

private static float readFloat(byte[] bytes) {
    int bits = 0;
    bits = (int) (((bytes[0] << 24) & 0xff000000) | ((bytes[1] << 16) & 0x00ff0000)
            | ((bytes[2] << 8) & 0x0000ff00) | ((bytes[3] << 0) & 0x000000ff));
    return Float.intBitsToFloat(bits);
}