Example usage for io.netty.buffer ByteBuf readFloat

List of usage examples for io.netty.buffer ByteBuf readFloat

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Introduction

In this page you can find the example usage for io.netty.buffer ByteBuf readFloat.

Prototype

public abstract float readFloat();

Source Link

Document

Gets a 32-bit floating point number at the current readerIndex and increases the readerIndex by 4 in this buffer.

Usage

From source file:org.starnub.starbounddata.types.vectors.Vec2F.java

License:Open Source License

@Override
public void read(ByteBuf in) {
    this.x = in.readFloat();
    this.y = in.readFloat();
}

From source file:org.traccar.protocol.TeltonikaProtocolDecoder.java

License:Apache License

private void decodeLocation(Position position, ByteBuf buf, int codec) {

    int globalMask = 0x0f;

    if (codec == CODEC_GH3000) {

        long time = buf.readUnsignedInt() & 0x3fffffff;
        time += 1167609600; // 2007-01-01 00:00:00

        globalMask = buf.readUnsignedByte();
        if (BitUtil.check(globalMask, 0)) {

            position.setTime(new Date(time * 1000));

            int locationMask = buf.readUnsignedByte();

            if (BitUtil.check(locationMask, 0)) {
                position.setLatitude(buf.readFloat());
                position.setLongitude(buf.readFloat());
            }//from ww  w. j  a va  2 s. co  m

            if (BitUtil.check(locationMask, 1)) {
                position.setAltitude(buf.readUnsignedShort());
            }

            if (BitUtil.check(locationMask, 2)) {
                position.setCourse(buf.readUnsignedByte() * 360.0 / 256);
            }

            if (BitUtil.check(locationMask, 3)) {
                position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedByte()));
            }

            if (BitUtil.check(locationMask, 4)) {
                position.set(Position.KEY_SATELLITES, buf.readUnsignedByte());
            }

            if (BitUtil.check(locationMask, 5)) {
                CellTower cellTower = CellTower.fromLacCid(buf.readUnsignedShort(), buf.readUnsignedShort());

                if (BitUtil.check(locationMask, 6)) {
                    cellTower.setSignalStrength((int) buf.readUnsignedByte());
                }

                if (BitUtil.check(locationMask, 7)) {
                    cellTower.setOperator(buf.readUnsignedInt());
                }

                position.setNetwork(new Network(cellTower));

            } else {
                if (BitUtil.check(locationMask, 6)) {
                    position.set(Position.KEY_RSSI, buf.readUnsignedByte());
                }
                if (BitUtil.check(locationMask, 7)) {
                    position.set(Position.KEY_OPERATOR, buf.readUnsignedInt());
                }
            }

        } else {

            getLastLocation(position, new Date(time * 1000));

        }

    } else {

        position.setTime(new Date(buf.readLong()));

        position.set("priority", buf.readUnsignedByte());

        position.setLongitude(buf.readInt() / 10000000.0);
        position.setLatitude(buf.readInt() / 10000000.0);
        position.setAltitude(buf.readShort());
        position.setCourse(buf.readUnsignedShort());

        int satellites = buf.readUnsignedByte();
        position.set(Position.KEY_SATELLITES, satellites);

        position.setValid(satellites != 0);

        position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedShort()));

        position.set(Position.KEY_EVENT, readExtByte(buf, codec, CODEC_8_EXT, CODEC_16));
        if (codec == CODEC_16) {
            buf.readUnsignedByte(); // generation type
        }

        readExtByte(buf, codec, CODEC_8_EXT); // total IO data records

    }

    // Read 1 byte data
    if (BitUtil.check(globalMask, 1)) {
        int cnt = readExtByte(buf, codec, CODEC_8_EXT);
        for (int j = 0; j < cnt; j++) {
            decodeParameter(position, readExtByte(buf, codec, CODEC_8_EXT, CODEC_16), buf, 1, codec);
        }
    }

    // Read 2 byte data
    if (BitUtil.check(globalMask, 2)) {
        int cnt = readExtByte(buf, codec, CODEC_8_EXT);
        for (int j = 0; j < cnt; j++) {
            decodeParameter(position, readExtByte(buf, codec, CODEC_8_EXT, CODEC_16), buf, 2, codec);
        }
    }

    // Read 4 byte data
    if (BitUtil.check(globalMask, 3)) {
        int cnt = readExtByte(buf, codec, CODEC_8_EXT);
        for (int j = 0; j < cnt; j++) {
            decodeParameter(position, readExtByte(buf, codec, CODEC_8_EXT, CODEC_16), buf, 4, codec);
        }
    }

    // Read 8 byte data
    if (codec == CODEC_8 || codec == CODEC_8_EXT || codec == CODEC_16) {
        int cnt = readExtByte(buf, codec, CODEC_8_EXT);
        for (int j = 0; j < cnt; j++) {
            decodeOtherParameter(position, readExtByte(buf, codec, CODEC_8_EXT, CODEC_16), buf, 8);
        }
    }

    // Read 16 byte data
    if (extended) {
        int cnt = readExtByte(buf, codec, CODEC_8_EXT);
        for (int j = 0; j < cnt; j++) {
            int id = readExtByte(buf, codec, CODEC_8_EXT, CODEC_16);
            position.set(Position.PREFIX_IO + id, ByteBufUtil.hexDump(buf.readSlice(16)));
        }
    }

    // Read X byte data
    if (codec == CODEC_8_EXT) {
        int cnt = buf.readUnsignedShort();
        for (int j = 0; j < cnt; j++) {
            int id = buf.readUnsignedShort();
            int length = buf.readUnsignedShort();
            if (id == 256) {
                position.set(Position.KEY_VIN, buf.readSlice(length).toString(StandardCharsets.US_ASCII));
            } else {
                position.set(Position.PREFIX_IO + id, ByteBufUtil.hexDump(buf.readSlice(length)));
            }
        }
    }

    decodeNetwork(position);

}

From source file:org.traccar.protocol.TytanProtocolDecoder.java

License:Apache License

private void decodeExtraData(Position position, ByteBuf buf, int end) {
    while (buf.readerIndex() < end) {

        int type = buf.readUnsignedByte();
        int length = buf.readUnsignedByte();
        if (length == 255) {
            length += buf.readUnsignedByte();
        }/*from w  w w .  j a v  a2s .  co m*/

        int n;

        switch (type) {
        case 2:
            position.set(Position.KEY_ODOMETER_TRIP, buf.readUnsignedMedium());
            break;
        case 5:
            position.set(Position.KEY_INPUT, buf.readUnsignedByte());
            break;
        case 6:
            n = buf.readUnsignedByte() >> 4;
            if (n < 2) {
                position.set(Position.PREFIX_ADC + n, buf.readFloat());
            } else {
                position.set("di" + (n - 2), buf.readFloat());
            }
            break;
        case 7:
            int alarm = buf.readUnsignedByte();
            buf.readUnsignedByte();
            if (BitUtil.check(alarm, 5)) {
                position.set(Position.KEY_ALARM, Position.ALARM_GENERAL);
            }
            break;
        case 8:
            position.set("antihijack", buf.readUnsignedByte());
            break;
        case 9:
            position.set("unauthorized", ByteBufUtil.hexDump(buf.readSlice(8)));
            break;
        case 10:
            position.set("authorized", ByteBufUtil.hexDump(buf.readSlice(8)));
            break;
        case 24:
            for (int i = 0; i < length / 2; i++) {
                position.set(Position.PREFIX_TEMP + buf.readUnsignedByte(), buf.readByte());
            }
            break;
        case 28:
            position.set(Position.KEY_AXLE_WEIGHT, buf.readUnsignedShort());
            buf.readUnsignedByte();
            break;
        case 90:
            position.set(Position.KEY_POWER, buf.readFloat());
            break;
        case 101:
            position.set(Position.KEY_OBD_SPEED, buf.readUnsignedByte());
            break;
        case 102:
            position.set(Position.KEY_RPM, buf.readUnsignedByte() * 50);
            break;
        case 107:
            int fuel = buf.readUnsignedShort();
            int fuelFormat = fuel >> 14;
            if (fuelFormat == 1) {
                position.set("fuelValue", (fuel & 0x3fff) * 0.4 + "%");
            } else if (fuelFormat == 2) {
                position.set("fuelValue", (fuel & 0x3fff) * 0.5 + " l");
            } else if (fuelFormat == 3) {
                position.set("fuelValue", (fuel & 0x3fff) * -0.5 + " l");
            }
            break;
        case 108:
            position.set(Position.KEY_OBD_ODOMETER, buf.readUnsignedInt() * 5);
            break;
        case 150:
            position.set(Position.KEY_DOOR, buf.readUnsignedByte());
            break;
        default:
            buf.skipBytes(length);
            break;
        }
    }
}

From source file:org.wso2.carbon.tcp.transport.util.SiddhiEventConverter.java

License:Open Source License

public Object[] toObjectArray(ByteBuf byteBuffer, Attribute.Type[] attributeTypeOrder) {
    if (attributeTypeOrder != null) {
        if (byteBuffer == null) {
            throw new MalformedEventException("Received byte stream in null. Hence cannot convert to event");
        }//  w  w  w  .j a v a2s  .c o  m
        Object[] objects = new Object[attributeTypeOrder.length];
        for (int i = 0; i < attributeTypeOrder.length; i++) {
            switch (attributeTypeOrder[i]) {
            case INT:
                objects[i] = byteBuffer.readInt();
                break;
            case LONG:
                objects[i] = byteBuffer.readLong();
                break;
            case STRING:
                int stringSize = byteBuffer.readInt();
                if (stringSize == 0) {
                    objects[i] = null;
                } else {
                    objects[i] = BinaryMessageConverterUtil.getString(byteBuffer, stringSize);
                }
                break;
            case DOUBLE:
                objects[i] = byteBuffer.readDouble();
                break;
            case FLOAT:
                objects[i] = byteBuffer.readFloat();
                break;
            case BOOL:
                objects[i] = byteBuffer.readByte() == 1;
                break;
            }
        }
        return objects;
    } else {
        return null;
    }
}

From source file:pneumaticCraft.common.network.PacketPlaySound.java

License:LGPL

@Override
public void fromBytes(ByteBuf buffer) {
    super.fromBytes(buffer);
    sound = ByteBufUtils.readUTF8String(buffer);
    volume = buffer.readFloat();
    pitch = buffer.readFloat();//from w  ww.j a va2  s.  c  o  m
    bool = buffer.readBoolean();
}

From source file:steamcraft.common.packets.CopperPipeFluidPacket.java

License:Minecraft Mod Public

@Override
public void fromBytes(ByteBuf buf) {
    this.x = buf.readInt();
    this.y = buf.readInt();
    this.z = buf.readInt();
    this.fluidScaled = buf.readFloat();
    this.fluidName = ByteBufUtils.readUTF8String(buf);
}

From source file:valkyrienwarfare.api.Vector.java

License:Open Source License

public static Vector readFromBuffer(ByteBuf buffer) {
    return new Vector(buffer.readFloat(), buffer.readFloat(), buffer.readFloat());
}

From source file:zeldaswordskills.entity.projectile.EntityMagicSpell.java

License:Open Source License

@Override
public void readSpawnData(ByteBuf buffer) {
    super.readSpawnData(buffer);
    type = (MagicType.values()[buffer.readInt() % MagicType.values().length]);
    radius = buffer.readFloat();
    spawnParticles = buffer.readBoolean();
}

From source file:zeldaswordskills.entity.projectile.EntityMobThrowable.java

License:Open Source License

@Override
public void readSpawnData(ByteBuf buffer) {
    gravity = buffer.readFloat();
}