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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,111 @@ | ||
| // Copyright 2020 Andreas Atteneder | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
| // | ||
|
|
||
| using System.Collections.Generic; | ||
| using UnityEngine; | ||
|
|
||
| namespace GLTFast { | ||
| public class GameObjectInstantiator : IInstantiator { | ||
|
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| Transform parent; | ||
|
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| GameObject[] nodes; | ||
|
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| public GameObjectInstantiator(Transform parent) { | ||
| this.parent = parent; | ||
| } | ||
|
|
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| public void Init(int nodeCount) { | ||
| nodes = new GameObject[nodeCount]; | ||
| } | ||
|
|
||
| public void CreateNode( | ||
| uint nodeIndex, | ||
| Vector3 position, | ||
| Quaternion rotation, | ||
| Vector3 scale | ||
| ) { | ||
| var go = new GameObject(); | ||
| go.transform.localScale = scale; | ||
| go.transform.localPosition = position; | ||
| go.transform.localRotation = rotation; | ||
| nodes[nodeIndex] = go; | ||
| } | ||
|
|
||
| public void SetParent(uint nodeIndex, uint parentIndex) { | ||
| if(nodes[nodeIndex]==null || nodes[parentIndex]==null ) { | ||
| Debug.LogError("Invalid hierarchy"); | ||
| return; | ||
| } | ||
| nodes[nodeIndex].transform.SetParent(nodes[parentIndex].transform,false); | ||
| } | ||
|
|
||
| public void SetNodeName(uint nodeIndex, string name) { | ||
| nodes[nodeIndex].name = name ?? "Node"; | ||
| } | ||
|
|
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| public void AddPrimitive( | ||
| uint nodeIndex, | ||
| string meshName, | ||
| UnityEngine.Mesh mesh, | ||
| UnityEngine.Material[] materials, | ||
| int[] joints = null, | ||
| bool first = true | ||
| ) { | ||
|
|
||
| GameObject meshGo; | ||
| if(first) { | ||
| // Use Node GameObject for first Primitive | ||
| meshGo = nodes[nodeIndex]; | ||
| } else { | ||
| meshGo = new GameObject( meshName ?? "Primitive" ); | ||
| meshGo.transform.SetParent(nodes[nodeIndex].transform,false); | ||
| } | ||
|
|
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| Renderer renderer; | ||
|
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| if(joints==null) { | ||
| var mf = meshGo.AddComponent<MeshFilter>(); | ||
| mf.mesh = mesh; | ||
| var mr = meshGo.AddComponent<MeshRenderer>(); | ||
| renderer = mr; | ||
| } else { | ||
| var smr = meshGo.AddComponent<SkinnedMeshRenderer>(); | ||
| var bones = new Transform[joints.Length]; | ||
| for (int j = 0; j < bones.Length; j++) | ||
| { | ||
| var jointIndex = joints[j]; | ||
| bones[j] = nodes[jointIndex].transform; | ||
| } | ||
| smr.bones = bones; | ||
| smr.sharedMesh = mesh; | ||
| renderer = smr; | ||
| } | ||
|
|
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| renderer.sharedMaterials = materials; | ||
| } | ||
|
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| public void AddScene(string name, uint[] nodeIndices) { | ||
| var go = new GameObject(name ?? "Scene"); | ||
| go.transform.SetParent( parent, false); | ||
|
|
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| foreach(var nodeIndex in nodeIndices) { | ||
| if (nodes[nodeIndex] != null) { | ||
| nodes[nodeIndex].transform.SetParent( go.transform, false ); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } |
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