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Rui Wang
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‎osgExport/BundleAnimation.cs

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using System;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEditor;
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namespace nwTools
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{
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public class BundleKeyframe
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{
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public Vector3 pos = new Vector3(0, 0, 0);
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public Vector3 scale = new Vector3(1, 1, 1);
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public Quaternion rot = Quaternion.identity;
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public float time = 0.0f;
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}
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public class BundleAnimationClip
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{
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public string name;
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public Dictionary<string, List<BundleKeyframe>> keyframes = new Dictionary<string, List<BundleKeyframe>>();
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}
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public class BundleAnimation : BundleComponent
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{
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override public void Preprocess()
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{
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// m_LocalScale.x - z
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// m_LocalPosition.x - z
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// m_LocalRotation.x - w
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// for now copy the keys, we could evaluate and maybe should
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// as Unity keys have in/out tangents
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unityAnim = unityComponent as AnimationHelper;
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// no way to get clips like this, going to need a custom component
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// for now, support one animation
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//for (int i = 0; i < unityAnim.GetClipCount(); i++)
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//{
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// var clip = unityAnim.clips[i];
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//}
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for ( int i=0; i<unityAnim.animationClips.Length; i++ )
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{
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AddClip( unityAnim.animationClips[i] );
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}
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}
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void AddClip( AnimationClip clip )
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{
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BundleAnimationClip aclip = new BundleAnimationClip();
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aclip.name = clip.name;
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clips.Add( aclip );
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AnimationClipCurveData[] curveData = AnimationUtility.GetAllCurves(clip, true);
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Dictionary<string, List<AnimationClipCurveData>> animdata = new Dictionary<string, List<AnimationClipCurveData>>();
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for ( int i=0; i<curveData.Length; i++ )
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{
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AnimationClipCurveData cd = curveData[i];
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List<AnimationClipCurveData> nodedata;
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if ( !animdata.TryGetValue(cd.path, out nodedata) )
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nodedata = animdata[cd.path] = new List<AnimationClipCurveData>();
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nodedata.Add( cd );
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}
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foreach ( KeyValuePair<string, List<AnimationClipCurveData>> entry in animdata )
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{
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var boneName = entry.Key;
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var keyframes = aclip.keyframes[boneName] = new List<BundleKeyframe>();
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float maxTime = 0;
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foreach ( AnimationClipCurveData cd in entry.Value )
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{
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var curve = cd.curve;
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if ( curve.keys.Length==0 )
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continue;
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if ( curve.keys[curve.keys.Length-1].time>maxTime )
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maxTime = curve.keys[curve.keys.Length-1].time;
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}
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Vector3 pos = new Vector3(0, 0, 0);
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Vector3 scale = new Vector3(1, 1, 1);
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Quaternion rot = Quaternion.identity;
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Vector3 lastpos = new Vector3(0, 0, 0);
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Vector3 lastscale = new Vector3(1, 1, 1);
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Quaternion lastrot = Quaternion.identity;
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for ( float time=0.0f; time<=maxTime; )
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{
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foreach ( AnimationClipCurveData cd in entry.Value )
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{
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var curve = cd.curve;
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float value = curve.Evaluate(time);
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if ( cd.propertyName=="m_LocalScale.x" )
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scale.x = value;
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else if ( cd.propertyName=="m_LocalScale.y" )
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scale.y = value;
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else if ( cd.propertyName=="m_LocalScale.z" )
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scale.z = value;
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else if ( cd.propertyName=="m_LocalPosition.x" )
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pos.x = value;
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else if ( cd.propertyName=="m_LocalPosition.y" )
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pos.y = value;
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else if ( cd.propertyName=="m_LocalPosition.z" )
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pos.z = value;
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else if ( cd.propertyName=="m_LocalRotation.x" )
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rot.x = value;
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else if ( cd.propertyName=="m_LocalRotation.y" )
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rot.y = value;
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else if ( cd.propertyName=="m_LocalRotation.z" )
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rot.z = value;
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else if ( cd.propertyName=="m_LocalRotation.w" )
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rot.w = value;
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else
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Debug.Log("Unknown Animtation: " + cd.propertyName);
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}
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bool needFrame = false;
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float t = Math.Abs(lastpos.x - pos.x);
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if ( t<0.01f ) needFrame = true;
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t = Math.Abs(lastpos.y - pos.y);
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if ( t<0.01f ) needFrame = true;
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t = Math.Abs(lastpos.z - pos.z);
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if ( t<0.01f ) needFrame = true;
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t = Math.Abs(lastscale.x - scale.x);
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if ( t<0.01f ) needFrame = true;
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t = Math.Abs(lastscale.y - scale.y);
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if ( t<0.01f ) needFrame = true;
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t = Math.Abs(lastscale.z - scale.z);
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if ( t<0.01f ) needFrame = true;
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t = Math.Abs(lastrot.x - rot.x);
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if ( t<0.01f ) needFrame = true;
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t = Math.Abs(lastrot.y - rot.y);
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if ( t<0.01f ) needFrame = true;
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t = Math.Abs(lastrot.z - rot.z);
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if ( t<0.01f ) needFrame = true;
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t = Math.Abs(lastrot.w - rot.w);
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if ( t<0.01f ) needFrame = true;
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if ( needFrame )
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{
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lastpos = pos;
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lastrot = rot;
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lastscale = scale;
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BundleKeyframe keyframe = new BundleKeyframe();
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keyframe.pos = pos;
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keyframe.rot = rot;
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keyframe.scale = scale;
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keyframe.time = time;
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keyframes.Add( keyframe );
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}
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time += 0.025f; // FIXME?
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}
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}
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}
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new public static void Reset()
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{
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}
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public override SceneComponent GetObjectData()
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{
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var sceneData = new SceneAnimation();
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sceneData.type = "Animation";
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sceneData.clips = new SceneAnimationClip[clips.Count];
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for ( int i=0; i<clips.Count; i++ )
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{
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BundleAnimationClip clip = clips[i];
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var jclip = sceneData.clips[i] = new SceneAnimationClip();
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jclip.name = clip.name;
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int count = 0;
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SceneAnimationNode[] jnodes = jclip.nodes = new SceneAnimationNode[clip.keyframes.Count];
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foreach ( KeyValuePair<string, List<BundleKeyframe>> entry in clip.keyframes )
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{
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SceneAnimationNode node = new SceneAnimationNode();
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node.name = entry.Key;
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node.keyframes = new SceneKeyframe[entry.Value.Count];
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int kcount = 0;
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foreach ( var key in entry.Value )
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{
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var jkeyframe = new SceneKeyframe();
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jkeyframe.pos = key.pos;
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jkeyframe.scale = key.scale;
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jkeyframe.rot = key.rot;
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jkeyframe.time = key.time;
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node.keyframes[kcount++] = jkeyframe;
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}
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jnodes[count++] = node;
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}
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}
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return sceneData;
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}
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AnimationHelper unityAnim;
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List<BundleAnimationClip> clips = new List<BundleAnimationClip>();
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}
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}

‎osgExport/BundleBoxCollider.cs

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using System.Collections.Generic;
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using UnityEngine;
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using UnityEditor;
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namespace nwTools
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{
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public class BundleBoxCollider : BundleComponent
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{
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override public void Preprocess()
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{
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unityBoxCollider = unityComponent as BoxCollider;
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}
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override public void QueryResources()
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{
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}
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new public static void Reset()
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{
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}
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public override SceneComponent GetObjectData()
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{
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var sceneData = new SceneBoxCollider();
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sceneData.type = "BoxCollider";
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sceneData.size = unityBoxCollider.size;
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sceneData.center = unityBoxCollider.center;
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return sceneData;
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}
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BoxCollider unityBoxCollider;
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}
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}

‎osgExport/BundleCamera.cs

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using System;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEditor;
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namespace nwTools
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{
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public class BundleCamera : BundleComponent
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{
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override public void Preprocess()
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{
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unityCamera = unityComponent as Camera;
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}
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new public static void Reset()
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{
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}
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public override SceneComponent GetObjectData()
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{
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var sceneData = new SceneCamera();
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sceneData.type = "Camera";
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return sceneData;
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}
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Camera unityCamera;
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}
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}

‎osgExport/BundleComponent.cs

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using System;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEditor;
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namespace nwTools
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{
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public class BundleComponent : BundleObject
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{
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virtual public void QueryResources()
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{
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}
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virtual public void Preprocess()
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{
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}
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virtual public void Process()
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{
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}
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virtual public void PostProcess()
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{
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}
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public virtual new SceneComponent GetObjectData()
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{
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throw new NotImplementedException("Attempting to call GetObjectData");
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}
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public static void Reset()
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{
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BundleTransform.Reset();
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BundleMeshRenderer.Reset();
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conversions = new Dictionary<Type, Type>();
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}
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public static void QueryComponents( BundleGameObject jgo )
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{
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// for every registered conversion get that component
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foreach( KeyValuePair<Type, Type> pair in conversions )
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{
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Component[] components = jgo.unityGameObject.GetComponents(pair.Key);
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foreach ( Component component in components )
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{
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MeshRenderer meshRenderer = component as MeshRenderer;
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if ( meshRenderer!=null && !meshRenderer.enabled )
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continue;
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var jcomponent = Activator.CreateInstance(pair.Value) as BundleComponent;
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if ( jcomponent==null )
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ExportError.FatalError("Export component creation failed");
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jcomponent.unityComponent = component;
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jcomponent.jeGameObject = jgo;
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jgo.AddComponent( jcomponent );
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}
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}
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}
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public static void RegisterConversion( Type componentType, Type exportType )
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{
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conversions[componentType] = exportType;
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}
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public static void RegisterStandardComponents()
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{
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RegisterConversion(typeof(Transform), typeof(BundleTransform));
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RegisterConversion(typeof(Camera), typeof(BundleCamera));
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RegisterConversion(typeof(MeshRenderer), typeof(BundleMeshRenderer));
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RegisterConversion(typeof(SkinnedMeshRenderer), typeof(BundleSkinnedMeshRenderer));
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RegisterConversion(typeof(Terrain), typeof(BundleTerrain));
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RegisterConversion(typeof(AnimationHelper), typeof(BundleAnimation));
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RegisterConversion(typeof(BoxCollider), typeof(BundleBoxCollider));
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RegisterConversion(typeof(MeshCollider), typeof(BundleMeshCollider));
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RegisterConversion(typeof(Rigidbody), typeof(BundleRigidBody));
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RegisterConversion(typeof(Light), typeof(BundleLight));
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RegisterConversion(typeof(TimeOfDay), typeof(BundleTimeOfDay));
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}
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static Dictionary<Type, Type> conversions;
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public Component unityComponent;
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public BundleGameObject jeGameObject;
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}
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}

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