public void SaveTex()
{
int w = t2d.width;
int h = t2d.height;
int c = 3;
byte[] bytes = new byte[12 + w * h * c];
//记录图片信息
var bw = ConvertToByte.ToByte(w);
var bh = ConvertToByte.ToByte(h);
var bc = ConvertToByte.ToByte(c);
for (int i = 0; i < 4; i++)
{
bytes[i] = bw[i];
bytes[i + 4] = bh[i];
bytes[i + 8] = bc[i];
}
int cid = 12;
for (int y = h - 1; y >= 0; y--)
{
for (int x = 0; x < w; x++)
{
var col = t2d.GetPixel(x, y);
bytes[cid] = (byte)(int)(col.r * 255.99f);
bytes[cid + 1] = (byte)(int)(col.g * 255.99f);
bytes[cid + 2] = (byte)(int)(col.b * 255.99f);
cid += 3;
}
}
System.IO.File.WriteAllBytes("Assets/Save.dat", bytes);
}
void AssetExport(Texture2D t2d)
{
//检查是否已保存
if (assetInfo.ContainsKey(t2d.GetInstanceID()))
{
return;
}
Debug.Log($"Save Texture {t2d.name} as {t2d.GetInstanceID()}");
//处理保存路径
string filename = t2d.GetInstanceID().ToString() + ".dat";
string _savePath = savePath + textureAssetPath;
if (!Directory.Exists(_savePath))
{
Directory.CreateDirectory(_savePath);
}
_savePath += filename;
string _infoPath = textureAssetPath + filename;
int w = t2d.width;
int h = t2d.height;
int c = 3;
byte[] bytes = new byte[12 + w * h * c];
//记录图片信息
var bw = ConvertToByte.ToByte(w);
var bh = ConvertToByte.ToByte(h);
var bc = ConvertToByte.ToByte(c);
for (int i = 0; i < 4; i++)
{
bytes[i] = bw[i];
bytes[i + 4] = bh[i];
bytes[i + 8] = bc[i];
}
int cid = 12;
for (int y = h - 1; y >= 0; y--)
{
for (int x = 0; x < w; x++)
{
var col = t2d.GetPixel(x, y);
bytes[cid] = (byte)(int)(col.r * 255.99f);
bytes[cid + 1] = (byte)(int)(col.g * 255.99f);
bytes[cid + 2] = (byte)(int)(col.b * 255.99f);
cid += 3;
}
}
File.WriteAllBytes(_savePath, bytes);
//更新资源信息
assetInfo.Add(t2d.GetInstanceID(), _infoPath);
}
void AssetExport(Mesh mesh)
{
//检查是否已保存
if (assetInfo.ContainsKey(mesh.GetInstanceID()))
{
return;
}
string filename = mesh.GetInstanceID().ToString() + ".dat";
string _savePath = savePath + meshAssetPath;
if (!Directory.Exists(_savePath))
{
Directory.CreateDirectory(_savePath);
}
_savePath += filename;
string _infoPath = meshAssetPath + filename;
//写入
using (FileStream fs = new FileStream(_savePath, FileMode.OpenOrCreate))
{
Debug.Log($"Write Mesh{mesh.name} as {filename}");
//写入顶点总数
var vCount = ConvertToByte.ToByte(mesh.vertexCount);
Debug.Log(vCount.Length);
fs.Write(vCount, 0, vCount.Length);
bool hadColor = mesh.colors.Length == mesh.vertexCount;
bool hadUV1 = mesh.uv2.Length == mesh.vertexCount;
//写入顶点数据
for (int i = 0; i < mesh.vertexCount; i++)
{
var ve = ConvertToByte.ToByte(mesh.vertices[i]);
var co = hadColor ? ConvertToByte.ToByte(mesh.colors[i]) : ConvertToByte.ToByte(Color.white);
var nr = ConvertToByte.ToByte(mesh.normals[i]);
var ta = ConvertToByte.ToByte(mesh.tangents[i]);
var uv0 = ConvertToByte.ToByte(mesh.uv[i]);
var uv1 = hadUV1 ? ConvertToByte.ToByte(mesh.uv2[i]) : ConvertToByte.ToByte(Vector2.zero);
fs.Write(ve, 0, ve.Length);
fs.Write(co, 0, co.Length);
fs.Write(nr, 0, nr.Length);
fs.Write(ta, 0, ta.Length);
fs.Write(uv0, 0, uv0.Length);
fs.Write(uv1, 0, uv1.Length);
}
//写入索引数据
var trisCount = ConvertToByte.ToByte(mesh.triangles.Length);
var tris = ConvertToByte.ToByte(mesh.triangles);
fs.Write(trisCount, 0, trisCount.Length);
fs.Write(tris, 0, tris.Length);
Vector3 bCenter = mesh.bounds.center;
Vector3 bSize = mesh.bounds.size;
Vector3 bMin = mesh.bounds.min;
Vector3 bMax = mesh.bounds.max;
var byteCenter = ConvertToByte.ToByte(bCenter);
var byteSize = ConvertToByte.ToByte(bSize);
var byteMin = ConvertToByte.ToByte(bMin);
var byteMax = ConvertToByte.ToByte(bMax);
fs.Write(byteCenter, 0, byteCenter.Length);
fs.Write(byteSize, 0, byteSize.Length);
fs.Write(byteMin, 0, byteMin.Length);
fs.Write(byteMax, 0, byteMax.Length);
Debug.Log(bCenter.ToString("F5"));
Debug.Log(bSize.ToString("F5"));
Debug.Log(bMin.ToString("F5"));
Debug.Log(bMax.ToString("F5"));
}
Debug.Log(mesh.vertexCount);
Debug.Log(mesh.triangles.Length);
//添加已经保存的文件路径信息
assetInfo.Add(mesh.GetInstanceID(), _infoPath);
}
public void ExportMesh()
{
using (FileStream fs = new FileStream(path, FileMode.OpenOrCreate))
{
//写入顶点总数
var vCount = ConvertToByte.ToByte(mesh.vertexCount);
Debug.Log(vCount.Length);
fs.Write(vCount, 0, vCount.Length);
bool hadColor = mesh.colors.Length == mesh.vertexCount;
bool hadUV1 = mesh.uv2.Length == mesh.vertexCount;
//写入顶点数据
for (int i = 0; i < mesh.vertexCount; i++)
{
var ve = ConvertToByte.ToByte(mesh.vertices[i]);
var co = hadColor ? ConvertToByte.ToByte(mesh.colors[i]) : ConvertToByte.ToByte(Color.white);
var nr = ConvertToByte.ToByte(mesh.normals[i]);
var ta = ConvertToByte.ToByte(mesh.tangents[i]);
var uv0 = ConvertToByte.ToByte(mesh.uv[i]);
var uv1 = hadUV1 ? ConvertToByte.ToByte(mesh.uv2[i]) : ConvertToByte.ToByte(Vector2.zero);
fs.Write(ve, 0, ve.Length);
fs.Write(co, 0, co.Length);
fs.Write(nr, 0, nr.Length);
fs.Write(ta, 0, ta.Length);
fs.Write(uv0, 0, uv0.Length);
fs.Write(uv1, 0, uv1.Length);
}
//写入索引数据
var trisCount = ConvertToByte.ToByte(mesh.triangles.Length);
var tris = ConvertToByte.ToByte(mesh.triangles);
fs.Write(trisCount, 0, trisCount.Length);
fs.Write(tris, 0, tris.Length);
Vector3 bCenter = mesh.bounds.center;
Vector3 bSize = mesh.bounds.size;
Vector3 bMin = mesh.bounds.min;
Vector3 bMax = mesh.bounds.max;
var byteCenter = ConvertToByte.ToByte(bCenter);
var byteSize = ConvertToByte.ToByte(bSize);
var byteMin = ConvertToByte.ToByte(bMin);
var byteMax = ConvertToByte.ToByte(bMax);
fs.Write(byteCenter, 0, byteCenter.Length);
fs.Write(byteSize, 0, byteSize.Length);
fs.Write(byteMin, 0, byteMin.Length);
fs.Write(byteMax, 0, byteMax.Length);
Debug.Log(bCenter.ToString("F5"));
Debug.Log(bSize.ToString("F5"));
Debug.Log(bMin.ToString("F5"));
Debug.Log(bMax.ToString("F5"));
/*
* var vex = ConvertToByte.ToByte(mesh.vertices);
* var nomrals = ConvertToByte.ToByte(mesh.normals);
* var tangents = ConvertToByte.ToByte(mesh.tangents);
* var uv = ConvertToByte.ToByte(mesh.uv);
* fs.Write(vex, 0, vex.Length);
* fs.Write(nomrals, 0, nomrals.Length);
* fs.Write(tangents, 0, tangents.Length);
*
* //判断如果存在顶点色，则写入
* bool hadColor = mesh.uv2.Length == mesh.vertexCount;
* fs.Write(ConvertToByte.ToByte(hadColor), 0, 1);
* if(hadColor)
* {
* var colors = ConvertToByte.ToByte(mesh.colors);
* fs.Write(colors, 0, colors.Length);
* }
*
* fs.Write(uv, 0, uv.Length);
*
* //判断UV2的存在并写入数据
* //如果UV2存在则直接写入
* bool hadUV2 = mesh.uv2.Length == mesh.vertexCount;
* fs.Write(ConvertToByte.ToByte(hadUV2), 0, 1);
* if(hadUV2)
* {
* var uv2 = ConvertToByte.ToByte(mesh.uv2);
* fs.Write(uv2, 0, uv2.Length);
* }
*
* var trisCount = ConvertToByte.ToByte(mesh.triangles.Length);
* var tris = ConvertToByte.ToByte(mesh.triangles);
*
* fs.Write(trisCount, 0, trisCount.Length);
* fs.Write(tris, 0, tris.Length);
*/
}
Debug.Log(mesh.vertexCount);
Debug.Log(mesh.triangles.Length);
return;
//for(int i = 0; i < imgs.Length; i++)
//{
// imgs[i] = i;
//}
//byte[] bytes = ObjectConvertToByte.ToBytes(imgs);
float[] fls = new float[32];
for (int i = 0; i < 32; i++)
{
fls[i] = i;
}
byte[] fbs = new byte[sizeof(float) * 32];
unsafe
{
fixed(float *ptrf = fls)
{
byte *bytes = (byte *)ptrf;
for (int i = 0; i < 32 * sizeof(float); ++i)
{
fbs[i] = *bytes++;
}
}
}
using (FileStream fs = new FileStream("Assets/Save.dat", FileMode.OpenOrCreate))
{
fs.Write(fbs, 0, fbs.Length);
}
//imgs[0] = 1.0f;
//imgs[1] = 3.0f;
//unsafe
//{
// fixed(float* ptr = &imgs[0])
// {
// byte[] bytes = null;
// }
//}
}