| /* |
| * Copyright (c) 2007, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| package com.sun.media.sound; |
| |
| import java.util.Arrays; |
| |
| /** |
| * Connection blocks are used to connect source variable |
| * to a destination variable. |
| * For example Note On velocity can be connected to output gain. |
| * In DLS this is called articulator and in SoundFonts (SF2) a modulator. |
| * |
| * @author Karl Helgason |
| */ |
| public final class ModelConnectionBlock { |
| |
| // |
| // source1 * source2 * scale -> destination |
| // |
| private static final ModelSource[] no_sources = new ModelSource[0]; |
| private ModelSource[] sources = no_sources; |
| private double scale = 1; |
| private ModelDestination destination; |
| |
| public ModelConnectionBlock() { |
| } |
| |
| public ModelConnectionBlock(double scale, ModelDestination destination) { |
| this.scale = scale; |
| this.destination = destination; |
| } |
| |
| public ModelConnectionBlock(ModelSource source, |
| ModelDestination destination) { |
| if (source != null) { |
| this.sources = new ModelSource[1]; |
| this.sources[0] = source; |
| } |
| this.destination = destination; |
| } |
| |
| public ModelConnectionBlock(ModelSource source, double scale, |
| ModelDestination destination) { |
| if (source != null) { |
| this.sources = new ModelSource[1]; |
| this.sources[0] = source; |
| } |
| this.scale = scale; |
| this.destination = destination; |
| } |
| |
| public ModelConnectionBlock(ModelSource source, ModelSource control, |
| ModelDestination destination) { |
| if (source != null) { |
| if (control == null) { |
| this.sources = new ModelSource[1]; |
| this.sources[0] = source; |
| } else { |
| this.sources = new ModelSource[2]; |
| this.sources[0] = source; |
| this.sources[1] = control; |
| } |
| } |
| this.destination = destination; |
| } |
| |
| public ModelConnectionBlock(ModelSource source, ModelSource control, |
| double scale, ModelDestination destination) { |
| if (source != null) { |
| if (control == null) { |
| this.sources = new ModelSource[1]; |
| this.sources[0] = source; |
| } else { |
| this.sources = new ModelSource[2]; |
| this.sources[0] = source; |
| this.sources[1] = control; |
| } |
| } |
| this.scale = scale; |
| this.destination = destination; |
| } |
| |
| public ModelDestination getDestination() { |
| return destination; |
| } |
| |
| public void setDestination(ModelDestination destination) { |
| this.destination = destination; |
| } |
| |
| public double getScale() { |
| return scale; |
| } |
| |
| public void setScale(double scale) { |
| this.scale = scale; |
| } |
| |
| public ModelSource[] getSources() { |
| return Arrays.copyOf(sources, sources.length); |
| } |
| |
| public void setSources(ModelSource[] source) { |
| this.sources = source == null ? no_sources : Arrays.copyOf(source, source.length); |
| } |
| |
| public void addSource(ModelSource source) { |
| ModelSource[] oldsources = sources; |
| sources = new ModelSource[oldsources.length + 1]; |
| System.arraycopy(oldsources, 0, sources, 0, oldsources.length); |
| sources[sources.length - 1] = source; |
| } |
| } |