Example usage for io.netty.buffer ByteBuf readFloat

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.eclipse.neoscada.protocol.iec60870.asdu.types.TypeHelper.java

License:Open Source License

/**
 * Parse Short floating point number with quality descriptor
 *//*from   ww w  .  j  ava  2s .  co  m*/
public static Value<Float> parseFloatValue(final ProtocolOptions options, final ByteBuf data,
        final boolean withTimestamp) {
    final float value = data.readFloat();

    final byte qds = data.readByte();

    final QualityInformation qualityInformation = QualityInformation.parse(qds);
    final boolean overflow = (qds & 0b00000001) > 0;

    final long timestamp = withTimestamp ? parseTimestamp(options, data) : System.currentTimeMillis();

    return new Value<Float>(value, timestamp, qualityInformation, overflow);
}

From source file:org.eclipse.scada.protocol.iec60870.asdu.message.SetPointCommandShortFloatingPointCP56Time2a.java

License:Open Source License

public static SetPointCommandShortFloatingPointCP56Time2a parse(final ProtocolOptions options,
        final byte length, final ASDUHeader header, final ByteBuf data) {
    final InformationObjectAddress address = InformationObjectAddress.parse(options, data);

    final float value = data.readFloat();

    final byte b = data.readByte();

    final byte type = (byte) (b & 0b011111111);
    final boolean execute = !((b & 0b100000000) > 0);

    final Value<Float> val = new Value<Float>(value, TypeHelper.parseTimestamp(options, data),
            QualityInformation.OK);/* w  w  w. j ava  2 s .co  m*/

    return new SetPointCommandShortFloatingPointCP56Time2a(header, address, val, type, execute);
}

From source file:org.spongepowered.clean.network.packet.play.serverbound.PlayerAbilitiesPacket.java

License:MIT License

@Override
public void read(ByteBuf buffer) {
    this.flags = buffer.readByte();
    this.fly_speed = buffer.readFloat();
    this.walk_speed = buffer.readFloat();
}

From source file:org.spongepowered.clean.network.packet.play.serverbound.PlayerBlockPlacementPacket.java

License:MIT License

@Override
public void read(ByteBuf buffer) {
    this.position = ByteBufUtil.readPosition(buffer);
    this.face = ByteBufUtil.readVarInt(buffer);
    this.hand = ByteBufUtil.readVarInt(buffer);
    this.cursorx = buffer.readFloat();
    this.cursory = buffer.readFloat();
    this.cursorz = buffer.readFloat();
}

From source file:org.spongepowered.clean.network.packet.play.serverbound.PlayerLookPacket.java

License:MIT License

@Override
public void read(ByteBuf buffer) {
    this.yaw = buffer.readFloat();
    this.pitch = buffer.readFloat();
    this.onGround = buffer.readBoolean();
}

From source file:org.spongepowered.clean.network.packet.play.serverbound.PlayerPositionAndLookPacket.java

License:MIT License

@Override
public void read(ByteBuf buffer) {
    this.x = buffer.readDouble();
    this.y = buffer.readDouble();
    this.z = buffer.readDouble();
    this.yaw = buffer.readFloat();
    this.pitch = buffer.readFloat();
    this.onGround = buffer.readBoolean();
}

From source file:org.spongepowered.clean.network.packet.play.serverbound.SteerVehiclePacket.java

License:MIT License

@Override
public void read(ByteBuf buffer) {
    this.sideways = buffer.readFloat();
    this.forwards = buffer.readFloat();
    this.flags = buffer.readByte();
}

From source file:org.spongepowered.clean.network.packet.play.serverbound.UseEntityPacket.java

License:MIT License

@Override
public void read(ByteBuf buffer) {
    this.target = ByteBufUtil.readVarInt(buffer);
    this.type = Type.values()[ByteBufUtil.readVarInt(buffer)];
    if (this.type == Type.INTERACT_AT) {
        this.x = buffer.readFloat();
        this.y = buffer.readFloat();
        this.z = buffer.readFloat();
    }//from  www .  ja v a2s . c  om
    if (this.type != Type.ATTACK) {
        this.hand = ByteBufUtil.readVarInt(buffer);
    }
}

From source file:org.spongepowered.clean.network.packet.play.serverbound.VehicleMovePacket.java

License:MIT License

@Override
public void read(ByteBuf buffer) {
    this.x = buffer.readDouble();
    this.y = buffer.readDouble();
    this.z = buffer.readDouble();
    this.yaw = buffer.readFloat();
    this.pitch = buffer.readFloat();
}

From source file:org.spout.api.util.ByteBufUtils.java

License:Open Source License

/**
 * Reads a list of parameters from the buffer.
 *
 * @param buf The buffer./*from w  w  w.  j  a v  a  2  s .c om*/
 * @return The parameters.
 */
public static List<Parameter<?>> readParameters(ByteBuf buf) throws IOException {
    List<Parameter<?>> parameters = new ArrayList<>();

    for (int b = buf.readUnsignedByte(); b != 127; b = buf.readUnsignedByte()) {
        int type = (b & 0xE0) >> 5;
        int index = b & 0x1F;

        switch (type) {
        case Parameter.TYPE_BYTE:
            parameters.add(new Parameter<>(type, index, buf.readByte()));
            break;
        case Parameter.TYPE_SHORT:
            parameters.add(new Parameter<>(type, index, buf.readShort()));
            break;
        case Parameter.TYPE_INT:
            parameters.add(new Parameter<>(type, index, buf.readInt()));
            break;
        case Parameter.TYPE_FLOAT:
            parameters.add(new Parameter<>(type, index, buf.readFloat()));
            break;
        case Parameter.TYPE_STRING:
            parameters.add(new Parameter<>(type, index, readString(buf)));
            break;
        case Parameter.TYPE_ITEM:
            short id = buf.readShort();
            int count = buf.readByte();
            short data = buf.readShort();
            ItemStack item = new ItemStack(Material.get(id), data, count);
            parameters.add(new Parameter<>(type, index, item));
            break;
        }
    }

    return parameters;
}