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using System; |
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using System.Collections.Generic; |
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|
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namespace Oni.Dae |
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{ |
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internal abstract class Transform |
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{ |
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private string sid; |
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private readonly float[] values; |
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private Sampler[] animations; |
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|
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protected Transform(int valueCount) |
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{ |
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this.values = new float[valueCount]; |
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} |
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|
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protected Transform(string sid, int valueCount) |
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{ |
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this.sid = sid; |
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this.values = new float[valueCount]; |
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} |
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|
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public string Sid |
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{ |
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get { return sid; } |
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set { sid = value; } |
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} |
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|
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public float[] Values => values; |
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public bool HasAnimations => animations != null; |
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|
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public Sampler[] Animations |
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{ |
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get |
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{ |
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if (animations == null) |
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animations = new Sampler[values.Length]; |
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|
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return animations; |
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} |
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} |
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|
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protected Sampler GetAnimation(int index) |
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{ |
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if (animations == null) |
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return null; |
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|
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return animations[index]; |
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} |
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|
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public void BindAnimation(string valueName, Sampler animation) |
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{ |
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if (string.IsNullOrEmpty(valueName)) |
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{ |
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for (int i = 0; i < values.Length; i++) |
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BindAnimation(i, animation); |
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} |
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else |
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{ |
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int valueIndex = ParseValueIndex(valueName); |
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|
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if (valueIndex != -1) |
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BindAnimation(valueIndex, animation); |
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} |
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} |
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|
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private void BindAnimation(int index, Sampler animation) |
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{ |
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if (animation.Inputs.Count == 0 || animation.Inputs[0].Source.Count == 0) |
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animation = null; |
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|
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if (animation == null && !HasAnimations) |
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return; |
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|
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Animations[index] = animation; |
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} |
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|
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private int ParseValueIndex(string name) |
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{ |
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if (name[0] == '(') |
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{ |
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int end = name.IndexOf(')', 1); |
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|
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if (end == -1) |
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return -1; |
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|
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return int.Parse(name.Substring(1, end - 1).Trim()); |
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} |
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|
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return ValueNameToValueIndex(name); |
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} |
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|
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public abstract int ValueNameToValueIndex(string name); |
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public abstract string ValueIndexToValueName(int index); |
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|
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public abstract Matrix ToMatrix(); |
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} |
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} |
