Examples with FloatBuffer java.nio.FloatBuffer used on opensource projects

Example 36 with FloatBuffer

use of java.nio.FloatBuffer in project jmonkeyengine by jMonkeyEngine.

the class BufferUtils method createFloatBuffer.

/**
     * Generate a new FloatBuffer using the given array of Quaternion objects.
     * The FloatBuffer will be 4 * data.length long and contain the vector data.
     * 
     * @param data
     *            array of Quaternion objects to place into a new FloatBuffer
     */
public static FloatBuffer createFloatBuffer(Quaternion... data) {
    if (data == null) {
        return null;
    }
    FloatBuffer buff = createFloatBuffer(4 * data.length);
    for (Quaternion element : data) {
        if (element != null) {
            buff.put(element.getX()).put(element.getY()).put(element.getZ()).put(element.getW());
        } else {
            buff.put(0).put(0).put(0).put(0);
        }
    }
    buff.flip();
    return buff;
}

Example 37 with FloatBuffer

use of java.nio.FloatBuffer in project jmonkeyengine by jMonkeyEngine.

the class BufferUtils method createFloatBuffer.

/**
     * Generate a new FloatBuffer using the given array of float primitives.
     * 
     * @param data
     *            array of float primitives to place into a new FloatBuffer
     */
public static FloatBuffer createFloatBuffer(float... data) {
    if (data == null) {
        return null;
    }
    FloatBuffer buff = createFloatBuffer(data.length);
    buff.clear();
    buff.put(data);
    buff.flip();
    return buff;
}

Example 38 with FloatBuffer

use of java.nio.FloatBuffer in project jmonkeyengine by jMonkeyEngine.

the class BinaryInputCapsule method readFloatBuffer.

// NIO BUFFERS
// float buffer
protected FloatBuffer readFloatBuffer(byte[] content) throws IOException {
    int length = readInt(content);
    if (length == BinaryOutputCapsule.NULL_OBJECT)
        return null;
    if (BinaryImporter.canUseFastBuffers()) {
        ByteBuffer value = BufferUtils.createByteBuffer(length * 4);
        value.put(content, index, length * 4).rewind();
        index += length * 4;
        return value.asFloatBuffer();
    } else {
        FloatBuffer value = BufferUtils.createFloatBuffer(length);
        for (int x = 0; x < length; x++) {
            value.put(readFloatForBuffer(content));
        }
        value.rewind();
        return value;
    }
}

Example 39 with FloatBuffer

use of java.nio.FloatBuffer in project jmonkeyengine by jMonkeyEngine.

the class BufferUtils method clone.

/**
     * Creates a new FloatBuffer with the same contents as the given
     * FloatBuffer. The new FloatBuffer is separate from the old one and changes
     * are not reflected across. If you want to reflect changes, consider using
     * Buffer.duplicate().
     * 
     * @param buf
     *            the FloatBuffer to copy
     * @return the copy
     */
public static FloatBuffer clone(FloatBuffer buf) {
    if (buf == null) {
        return null;
    }
    buf.rewind();
    FloatBuffer copy;
    if (isDirect(buf)) {
        copy = createFloatBuffer(buf.limit());
    } else {
        copy = FloatBuffer.allocate(buf.limit());
    }
    copy.put(buf);
    return copy;
}

Example 40 with FloatBuffer

use of java.nio.FloatBuffer in project jmonkeyengine by jMonkeyEngine.

the class BufferUtils method createFloatBuffer.

// // -- VECTOR2F METHODS -- ////
/**
     * Generate a new FloatBuffer using the given array of Vector2f objects. The
     * FloatBuffer will be 2 * data.length long and contain the vector data as
     * data[0].x, data[0].y, data[1].x... etc.
     * 
     * @param data
     *            array of Vector2f objects to place into a new FloatBuffer
     */
public static FloatBuffer createFloatBuffer(Vector2f... data) {
    if (data == null) {
        return null;
    }
    FloatBuffer buff = createFloatBuffer(2 * data.length);
    for (Vector2f element : data) {
        if (element != null) {
            buff.put(element.x).put(element.y);
        } else {
            buff.put(0).put(0);
        }
    }
    buff.flip();
    return buff;
}