void RawTexture()
{
int xyMax = 512;
SSTimer ss = new SSTimer("合图raw方式");
Rect[] rec = new Rect[4];
rec[0].xMin = 0; rec[0].xMax = 0.5f; rec[0].yMin = 0; rec[0].yMax = 0.5f;
rec[1].xMin = 0.5f; rec[1].xMax = 1f; rec[1].yMin = 0f; rec[1].yMax = 0.5f;
rec[2].xMin = 0f; rec[2].xMax = 0.5f; rec[2].yMin = 0.5f; rec[2].yMax = 1f;
rec[3].xMin = 0.5f; rec[3].xMax = 1; rec[3].yMin = 0.5f; rec[3].yMax = 1f;
//mergeTxMgr.Instance.getBlcokBytes(texture2s[0], 512);
//mergeTxMgr.Instance.getBlcokBytes(texture2s[1], 512);
//mergeTxMgr.Instance.getBlcokBytes(texture2s[2], 512);
int blockByte = mergeTxMgr.Instance.getBlcokBytes(texture2s[3], 512);
mergeTxMgr.Instance.getByteInTx(rec[0].xMin, rec[0].yMin, mergeTxMgr.Instance.data, blockByte, xyMax, texture2s[0]);
mergeTxMgr.Instance.getByteInTx(rec[1].xMin, rec[1].yMin, mergeTxMgr.Instance.data, blockByte, xyMax, texture2s[1]);
mergeTxMgr.Instance.getByteInTx(rec[2].xMin, rec[2].yMin, mergeTxMgr.Instance.data, blockByte, xyMax, texture2s[2]);
mergeTxMgr.Instance.getByteInTx(rec[3].xMin, rec[3].yMin, mergeTxMgr.Instance.data, blockByte, xyMax, texture2s[3]);
ss.Dispose();
outTexture = new Texture2D(xyMax, xyMax, texture2s[0].format, false);
outTexture.name = "raw__texture__512X512";
outTexture.LoadRawTextureData(mergeTxMgr.Instance.data);
outTexture.Apply(false, true);
}
void Blit()
{
SSTimer ss = new SSTimer("合图Blit方式");
outTexture = new RenderTexture(512, 512, 0, RenderTextureFormat.ARGB32);
outTexture.name = "blit___texture_512X512";
outTexture.useMipMap = true;
var lastTarget = RenderTexture.active;
RenderTexture.active = outTexture;
GL.Clear(true, true, Color.clear);
Vector4 textST = new Vector4();
for (int i = 0; i < rects.Length; i++)
{
Rect r = rects[i];
float tw = texture2s[i].width * totalScale;
float th = texture2s[i].height * totalScale;
textST.x = MaxAtlasSize / tw;
textST.y = MaxAtlasSize / th;
textST.z = -r.x / MaxAtlasSize * textST.x;
textST.w = -r.y / MaxAtlasSize * textST.y;
rendererMaterial.SetVector("_Tex_ST", textST);
textST.x = textST.y = r.width / tw / 2;
textST.z = textST.w = r.height / th / 2;
rendererMaterial.SetVector("_Rect", textST);
r.Set(r.x / MaxAtlasSize, r.y / MaxAtlasSize, tw / MaxAtlasSize, th / MaxAtlasSize);
//rects[i] = r;
rendererMaterial.mainTexture = texture2s[i];
Graphics.Blit(texture2s[i], rendererMaterial);
}
RenderTexture.active = lastTarget;
ss.Dispose();
}
/** 合并蒙皮，合并纹理
* 纹理需要打开读写
*/
void CombineObject(GameObject skeleton, int combine_size)
{
if (combineHolderList == null || combineHolderList.Count == 0)
{
return;
}
List <Transform> transforms = new List <Transform>();
CollectionTransforms(skeleton.transform, ref transforms);
List <Transform> bones = new List <Transform>();
string flag = "hair-?_clothes-?_pants-?_shoes-?";
Material newMaterial = null;
Mesh shaderMesh = null;
List <CombineInstance> combineInstances = new List <CombineInstance>();
List <Vector2[]> oldUV = new List <Vector2[]>();
List <Material> materials = new List <Material>();
SkinnedMeshCombinerHolder holder = null;
for (int i = 0; i < combineHolderList.Count; i++)
{
holder = combineHolderList[i];
CombineInstance ci = new CombineInstance();
ci.mesh = holder.mesh;
ci.subMeshIndex = 0;
combineInstances.Add(ci);
materials.Add(holder.material);
for (int j = 0; j < holder.stringHolder.content.Length; j++)
{
int tBase = 0;
for (tBase = 0; tBase < transforms.Count; tBase++)
{
if (holder.stringHolder.content[j].Equals(transforms[tBase].name))
{
bones.Add(transforms[tBase]);
break;
}
}
}
}
List <Texture2D> Textures = new List <Texture2D>();
TextureFormat format = TextureFormat.RGBA32;
for (int i = 0; i < materials.Count; i++)
{
Textures.Add(materials[i].GetTexture(COMBINE_DIFFUSE_TEXTURE) as Texture2D);
}
format = Textures[0].format;
newMaterial = UnityEngine.Object.Instantiate(materials[0]);
newMaterial.name = flag;
Texture2D newDiffuseTex = null;
SSTimer ss = new SSTimer("合图Pack方式");
newDiffuseTex = new Texture2D(combine_size, combine_size, format, true);
newDiffuseTex.name = "packtexture__texture_512X512";
newMaterial.mainTexture = newDiffuseTex;
Rect[] uvs = newDiffuseTex.PackTextures(Textures.ToArray(), 0, maxnumsize, true);
ss.Dispose();
Vector2[] uva, uvb;
for (int j = 0; j < combineInstances.Count; j++)
{
uva = (Vector2[])(combineInstances[j].mesh.uv);
uvb = new Vector2[uva.Length];
for (int k = 0; k < uva.Length; k++)
{
uvb[k] = new Vector2((uva[k].x * uvs[j].width) + uvs[j].x, (uva[k].y * uvs[j].height) + uvs[j].y);
}
oldUV.Add(combineInstances[j].mesh.uv);
combineInstances[j].mesh.uv = uvb;
}
shaderMesh = new Mesh();
shaderMesh.CombineMeshes(combineInstances.ToArray(), true, false);
shaderMesh.name = flag;
for (int i = 0; i < combineInstances.Count; i++)
{
combineInstances[i].mesh.uv = oldUV[i];
}
GameObject body = new GameObject("body");
body.layer = skeleton.layer;
body.transform.parent = skeleton.transform;
body.transform.localPosition = Vector3.zero;
body.transform.eulerAngles = Vector3.zero;
SkinnedMeshRenderer skr = body.AddComponent <SkinnedMeshRenderer>();
skr.sharedMesh = shaderMesh;
skr.bones = bones.ToArray();
skr.sharedMaterial = newMaterial;
}
