public static AccessorId WriteAccessor(this GLTFRoot root, BufferId bufferId, Matrix4x4[] arr, BufferViewId bufferViewId = null, BinaryWriter writer = null)
{
var count = arr.Length;
if (count == 0)
{
MyLog.LogError("Accessors can not have a count of 0.");
}
var accessor = new Accessor();
accessor.ComponentType = GLTFComponentType.Float;
accessor.Count = count;
accessor.Type = GLTFAccessorAttributeType.MAT4;
var byteOffset = writer.BaseStream.Position;
foreach (var vec in arr)
{
writer.Write(vec.m00);
writer.Write(vec.m10);
writer.Write(vec.m20);
writer.Write(vec.m30);
writer.Write(vec.m01);
writer.Write(vec.m11);
writer.Write(vec.m21);
writer.Write(vec.m31);
writer.Write(vec.m02);
writer.Write(vec.m12);
writer.Write(vec.m22);
writer.Write(vec.m32);
writer.Write(vec.m03);
writer.Write(vec.m13);
writer.Write(vec.m23);
writer.Write(vec.m33);
}
var byteLength = writer.BaseStream.Position - byteOffset;
if (bufferViewId != null)
{
accessor.BufferView = bufferViewId;
accessor.ByteOffset = (int)byteOffset;
}
else
{
accessor.BufferView = root.WriteBufferView(bufferId, (int)byteOffset, (int)byteLength);
}
var id = new AccessorId
{
Id = root.Accessors.Count,
Root = root
};
root.Accessors.Add(accessor);
return(id);
}
public byte[] EncodeToPNG(Texture2D source, string ext = "png")
{
var path = AssetDatabase.GetAssetPath(source);
TextureImporter importer = (TextureImporter)TextureImporter.GetAtPath(path);
MyLog.Log("---导出图片:" + source.name + " path:" + path);
var saveTextureType = TextureImporterType.Default;
var isRestore = false;
if (importer)
{
saveTextureType = importer.textureType;
if (saveTextureType == TextureImporterType.NormalMap && !ExportToolsSetting.instance.unityNormalTexture)
{
//法线贴图类型贴图因为Unity特殊处理过，如果要正常导出，就要转换一下类型
isRestore = true;
importer.textureType = TextureImporterType.Default;
importer.SaveAndReimport();
}
}
var renderTexture = RenderTexture.GetTemporary(source.width, source.height);
Graphics.Blit(source, renderTexture);
RenderTexture.active = renderTexture;
var exportTexture = new Texture2D(source.width, source.height);
exportTexture.ReadPixels(new Rect(0, 0, renderTexture.width, renderTexture.height), 0, 0);
exportTexture.Apply();
byte[] res = null;
try
{
if (ext == "jpg" || ext == "jpeg")
{
res = exportTexture.EncodeToJPG();
}
else if (ext == "exr")
{
res = exportTexture.EncodeToEXR();
}
else
{
res = exportTexture.EncodeToPNG();
}
}
catch (System.Exception e)
{
MyLog.LogError("图片导出出错:" + path + " 请保证原始资源是可读写，非压缩文件");
}
if (isRestore && importer)
{
importer.textureType = saveTextureType;
importer.SaveAndReimport();
}
return(res);
}
/**
* 判断命名是否合法
*/
public static bool LegalName(string name, string objType)
{
Regex regex = new Regex("[^0-9a-zA-Z_+-.@() /]");
Match match = regex.Match(name);
if (match.Success)
{
MyLog.LogError(objType + "不合法的命名：" + name + "只支持字母、数字、_+-.@");
}
return(!match.Success);
}
public static void ExportScene(List <GameObject> roots, string exportPath = "")
{
string sceneName = PathHelper.CurSceneName;
//导出场景
try
{
ExportImageTools.instance.Clear();
ResourceManager.instance.Clean();
//路径
string scenePath = sceneName + ".scene.json";
PathHelper.SetSceneOrPrefabPath(scenePath);
//Scene
var scene = UnityEditor.SceneManagement.EditorSceneManager.GetActiveScene();
MyJson_Object sceneJson = new MyJson_Object();
sceneJson.SetUUID(scene.GetHashCode().ToString());//用场景名称的hashCode
sceneJson.SetUnityID(scene.GetHashCode());
sceneJson.SetClass("paper.Scene");
sceneJson.SetString("name", sceneName.Substring(sceneName.LastIndexOf('/') + 1));
sceneJson.SetColor("ambientColor", RenderSettings.ambientLight);
sceneJson.SetNumber("lightmapIntensity", UnityEditor.Lightmapping.indirectOutputScale);
//allGameObjects
var gameObjectsJson = new MyJson_Array();
sceneJson["gameObjects"] = gameObjectsJson;
GameObject[] allObjs = GameObject.FindObjectsOfType <GameObject>();
for (int i = 0; i < allObjs.Length; i++)
{
gameObjectsJson.AddHashCode(allObjs[i]);
}
//lightmaps
sceneJson["lightmaps"] = ExportSceneTools.AddLightmaps(exportPath);
ResourceManager.instance.AddObjectJson(sceneJson);
//序列化
foreach (var root in roots)
{
SerializeObject.Serialize(root);
}
ResourceManager.instance.ExportFiles(scenePath, exportPath);
MyLog.Log("----场景导出成功----");
}
catch (System.Exception e)
{
MyLog.LogError(sceneName + " : 导出失败-----------" + e.StackTrace);
}
}
public void AddExr(string inputPath, string outPath)
{
if (this.taskString.Contains(inputPath))
{
return;
}
if (inputPath.Contains(" "))
{
MyLog.LogError("路劲=>" + inputPath + " 包含空格，请检查");
}
if (outPath.Contains(" "))
{
MyLog.LogError("路劲=>" + outPath + " 包含空格，请检查");
}
this.taskString.Add(inputPath);
this.taskString.Add(outPath);
}
public static AccessorId WriteAccessor(this GLTFRoot root, BufferId bufferId, UnityEngine.Color[] arr, BufferViewId bufferViewId = null, BinaryWriter writer = null)
{
var count = arr.Length;
if (count == 0)
{
MyLog.LogError("Accessors can not have a count of 0.");
}
var accessor = new Accessor();
accessor.ComponentType = GLTFComponentType.Float;
accessor.Count = count;
accessor.Type = GLTFAccessorAttributeType.VEC4;
float minR = arr[0].r;
float minG = arr[0].g;
float minB = arr[0].b;
float minA = arr[0].a;
float maxR = arr[0].r;
float maxG = arr[0].g;
float maxB = arr[0].b;
float maxA = arr[0].a;
for (var i = 1; i < count; i++)
{
var cur = arr[i];
if (cur.r < minR)
{
minR = cur.r;
}
if (cur.g < minG)
{
minG = cur.g;
}
if (cur.b < minB)
{
minB = cur.b;
}
if (cur.a < minA)
{
minA = cur.a;
}
if (cur.r > maxR)
{
maxR = cur.r;
}
if (cur.g > maxG)
{
maxG = cur.g;
}
if (cur.b > maxB)
{
maxB = cur.b;
}
if (cur.a > maxA)
{
maxA = cur.a;
}
}
accessor.Normalized = true;
accessor.Min = new List <double> {
minR, minG, minB, minA
};
accessor.Max = new List <double> {
maxR, maxG, maxB, maxA
};
var byteOffset = writer.BaseStream.Position;
foreach (var color in arr)
{
writer.Write(color.r);
writer.Write(color.g);
writer.Write(color.b);
writer.Write(color.a);
}
var byteLength = writer.BaseStream.Position - byteOffset;
if (bufferViewId != null)
{
accessor.BufferView = bufferViewId;
accessor.ByteOffset = (int)byteOffset;
}
else
{
accessor.BufferView = root.WriteBufferView(bufferId, (int)byteOffset, (int)byteLength);
}
var id = new AccessorId
{
Id = root.Accessors.Count,
Root = root
};
root.Accessors.Add(accessor);
return(id);
}
public static AccessorId WriteAccessor(this GLTFRoot root, BufferId bufferId, Vector4[] arr, BufferViewId bufferViewId = null, bool normalized = false, BinaryWriter writer = null)
{
var count = arr.Length;
if (count == 0)
{
MyLog.LogError("Accessors can not have a count of 0.");
}
var accessor = new Accessor();
accessor.ComponentType = GLTFComponentType.Float;
accessor.Count = count;
accessor.Type = GLTFAccessorAttributeType.VEC4;
float minX = arr[0].x;
float minY = arr[0].y;
float minZ = arr[0].z;
float minW = arr[0].w;
float maxX = arr[0].x;
float maxY = arr[0].y;
float maxZ = arr[0].z;
float maxW = arr[0].w;
for (var i = 1; i < count; i++)
{
var cur = arr[i];
if (cur.x < minX)
{
minX = cur.x;
}
if (cur.y < minY)
{
minY = cur.y;
}
if (cur.z < minZ)
{
minZ = cur.z;
}
if (cur.w < minW)
{
minW = cur.w;
}
if (cur.x > maxX)
{
maxX = cur.x;
}
if (cur.y > maxY)
{
maxY = cur.y;
}
if (cur.z > maxZ)
{
maxZ = cur.z;
}
if (cur.w > maxW)
{
maxW = cur.w;
}
}
accessor.Normalized = normalized;
accessor.Min = new List <double> {
minX, minY, minZ, minW
};
accessor.Max = new List <double> {
maxX, maxY, maxZ, maxW
};
var byteOffset = writer.BaseStream.Position;
foreach (var vec in arr)
{
writer.Write(vec.x);
writer.Write(vec.y);
writer.Write(vec.z);
writer.Write(vec.w);
}
var byteLength = writer.BaseStream.Position - byteOffset;
if (bufferViewId != null)
{
accessor.BufferView = bufferViewId;
accessor.ByteOffset = (int)byteOffset;
}
else
{
accessor.BufferView = root.WriteBufferView(bufferId, (int)byteOffset, (int)byteLength);
}
var id = new AccessorId
{
Id = root.Accessors.Count,
Root = root
};
root.Accessors.Add(accessor);
return(id);
}
public static AccessorId WriteAccessor(this GLTFRoot root, BufferId bufferId, Vector3[] arr, BufferViewId bufferViewId = null, bool normalized = false, Transform rootNode = null, BinaryWriter writer = null)
{
var count = arr.Length;
if (count == 0)
{
MyLog.LogError("Accessors can not have a count of 0.");
}
var accessor = new Accessor();
accessor.ComponentType = GLTFComponentType.Float;
accessor.Count = count;
accessor.Type = GLTFAccessorAttributeType.VEC3;
/*float minX = arr[0].x;
* float minY = arr[0].y;
* float minZ = arr[0].z;
* float maxX = arr[0].x;
* float maxY = arr[0].y;
* float maxZ = arr[0].z;
*
* for (var i = 1; i < count; i++)
* {
* var cur = arr[i];
*
* if (cur.x < minX)
* {
* minX = cur.x;
* }
* if (cur.y < minY)
* {
* minY = cur.y;
* }
* if (cur.z < minZ)
* {
* minZ = cur.z;
* }
* if (cur.x > maxX)
* {
* maxX = cur.x;
* }
* if (cur.y > maxY)
* {
* maxY = cur.y;
* }
* if (cur.z > maxZ)
* {
* maxZ = cur.z;
* }
* }*/
accessor.Normalized = normalized;
//accessor.Min = new List<double> { minX, minY, minZ };
//accessor.Max = new List<double> { maxX, maxY, maxZ };
var byteOffset = writer.BaseStream.Position;
Matrix4x4 mA = rootNode != null ? rootNode.localToWorldMatrix : new Matrix4x4();
Matrix4x4 mB = rootNode != null ? rootNode.parent.worldToLocalMatrix : new Matrix4x4();
foreach (var vec in arr)
{
writer.Write(vec.x);
writer.Write(vec.y);
writer.Write(vec.z);
}
var byteLength = writer.BaseStream.Position - byteOffset;
if (bufferViewId != null)
{
accessor.BufferView = bufferViewId;
accessor.ByteOffset = (int)byteOffset;
}
else
{
accessor.BufferView = root.WriteBufferView(bufferId, (int)byteOffset, (int)byteLength);
}
var id = new AccessorId
{
Id = root.Accessors.Count,
Root = root
};
root.Accessors.Add(accessor);
return(id);
}
public static AccessorId WriteAccessor(this GLTFRoot root, BufferId bufferId, int[] arr, bool isIndices = false, BinaryWriter writer = null)
{
var count = arr.Length;
if (count == 0)
{
MyLog.LogError("Accessors can not have a count of 0.");
}
var accessor = new Accessor();
accessor.Count = count;
accessor.Type = GLTFAccessorAttributeType.SCALAR;
int min = arr[0];
int max = arr[0];
for (var i = 1; i < count; i++)
{
var cur = arr[i];
if (cur < min)
{
min = cur;
}
if (cur > max)
{
max = cur;
}
}
var byteOffset = writer.BaseStream.Position;
if (max <= byte.MaxValue && min >= byte.MinValue && !isIndices)
{
accessor.ComponentType = GLTFComponentType.UnsignedByte;
foreach (var v in arr)
{
writer.Write((byte)v);
}
}
else if (max <= sbyte.MaxValue && min >= sbyte.MinValue && !isIndices)
{
accessor.ComponentType = GLTFComponentType.Byte;
foreach (var v in arr)
{
writer.Write((sbyte)v);
}
}
else if (max <= short.MaxValue && min >= short.MinValue && !isIndices)
{
accessor.ComponentType = GLTFComponentType.Short;
foreach (var v in arr)
{
writer.Write((short)v);
}
}
else if (max <= ushort.MaxValue && min >= ushort.MinValue)
{
accessor.ComponentType = GLTFComponentType.UnsignedShort;
foreach (var v in arr)
{
writer.Write((ushort)v);
}
}
else if (min >= uint.MinValue)
{
accessor.ComponentType = GLTFComponentType.UnsignedInt;
foreach (var v in arr)
{
writer.Write((uint)v);
}
}
else
{
accessor.ComponentType = GLTFComponentType.Float;
foreach (var v in arr)
{
writer.Write((float)v);
}
}
accessor.Min = new List <double> {
min
};
accessor.Max = new List <double> {
max
};
var byteLength = writer.BaseStream.Position - byteOffset;
accessor.BufferView = root.WriteBufferView(bufferId, (int)byteOffset, (int)byteLength);
var id = new AccessorId
{
Id = root.Accessors.Count,
Root = root
};
root.Accessors.Add(accessor);
return(id);
}
public static byte[] Export(Texture2D source)
{
var path = AssetDatabase.GetAssetPath(source);
var textureSetting = ExportSetting.instance.texture;
MyLog.Log("---导出图片:" + source.name + " path:" + path);
//只有jpg、png可以原始图片导出，其他类型不支持
var fileName = System.IO.Path.Combine(System.IO.Path.GetDirectoryName(Application.dataPath), path);
byte[] bs = null;
if (textureSetting.useOriginalTexture && PathHelper.IsSupportedExt(source) && System.IO.File.Exists(fileName))
{
bs = System.IO.File.ReadAllBytes(fileName);
}
else
{
var saveTextureType = TextureImporterType.Default;
var importer = UnityEditor.TextureImporter.GetAtPath(path) as TextureImporter;
if (importer)
{
saveTextureType = importer.textureType;
if (saveTextureType == TextureImporterType.NormalMap && !textureSetting.useNormalTexture)
{
//法线贴图类型贴图因为Unity特殊处理过，如果要正常导出，就要转换一下类型
importer.textureType = TextureImporterType.Default;
importer.SaveAndReimport();
}
}
var renderTexture = RenderTexture.GetTemporary(source.width, source.height);
Graphics.Blit(source, renderTexture);
RenderTexture.active = renderTexture;
var exportTexture = new Texture2D(source.width, source.height);
exportTexture.ReadPixels(new Rect(0, 0, renderTexture.width, renderTexture.height), 0, 0);
exportTexture.Apply();
try
{
string ext = PathHelper.GetTextureExt(source);
if (ext == "jpg" || ext == "jpeg")
{
bs = exportTexture.EncodeToJPG(textureSetting.jpgQuality);
}
// else if (ext == "exr")
// {
// bs = exportTexture.EncodeToEXR();
// }
else
{
bs = exportTexture.EncodeToPNG();
}
}
catch (System.Exception e)
{
MyLog.LogError(e.StackTrace);
MyLog.LogError("图片导出出错:" + path + " 请保证原始资源是可读写，非压缩文件");
}
if (importer && importer.textureType != saveTextureType)
{
importer.textureType = saveTextureType;
importer.SaveAndReimport();
}
}
return(bs);
}
