public void GetTeture(string name, OnCallBackTexRect callback)
{
if (m_UsingTexture.ContainsKey(name))
{
if (callback != null)
{
SaveTextureData data = m_UsingTexture[name];
data.referenceCount++;
Texture2D tex2D = m_PageList[data.texIndex].texture;
callback(tex2D, data.rect);
}
}
else
{
//FIXME! 这里需要改成自己的加载方式
var texture = Resources.Load <Texture2D>(name);
//---------------
if (texture == null)
{
Debug.LogError("Failed To load Texture:" + name);
callback(null, new Rect(0, 0, 0, 0));
return;
}
GetTextureData data = DynamicAtlasMgr.S.AllocateGetTextureData();
data.name = texture.name;
data.callback = callback;
m_GetTextureTaskList.Add(data);
OnRenderTexture(data.name, texture);
}
}
private void OnRenderTexture(string name, Texture2D texture2D)
{
if (texture2D == null)
{
for (int i = m_GetTextureTaskList.Count - 1; i >= 0; i--)
{
GetTextureData task = m_GetTextureTaskList[i];
if (task.name.Equals(name))
{
if (task.callback != null)
{
task.callback(null, new Rect(0, 0, 0, 0));
}
}
DynamicAtlasMgr.S.ReleaseGetTextureData(task);
m_GetTextureTaskList.RemoveAt(i);
}
return;
}
int index = 0;
IntegerRectangle useArea = InsertArea(texture2D.width, texture2D.height, out index);
// Debug.LogError(name + ":Index:" + index);
if (useArea == null)
{
Debug.LogError("No Area");
return;
}
Rect uv = new Rect((useArea.x), (useArea.y), texture2D.width, texture2D.height);
m_PageList[index].AddTexture(useArea.x, useArea.y, texture2D);
SaveTextureData saveTextureData = DynamicAtlasMgr.S.AllocateSaveTextureData();
saveTextureData.texIndex = index;
saveTextureData.rect = uv;
m_UsingTexture[name] = saveTextureData;
for (int i = m_GetTextureTaskList.Count - 1; i >= 0; i--)
{
GetTextureData task = m_GetTextureTaskList[i];
if (task.name.Equals(name))
{
m_UsingTexture[name].referenceCount++;
if (task != null)
{
// Texture2D dstTex = m_Page.texture;//m_Tex2DLst[index];
Texture2D dstTex = m_PageList[index].texture;
task.callback(dstTex, uv);
}
}
DynamicAtlasMgr.S.ReleaseGetTextureData(task);
m_GetTextureTaskList.RemoveAt(i);
}
}
public SaveTextureData AllocateSaveTextureData()
{
if (m_SaveTextureDataList.Count > 0)
{
return(m_SaveTextureDataList.Pop());
}
SaveTextureData data = new SaveTextureData();
return(data);
}
/// <summary>
/// Image组件用完之后
/// </summary>
/// <param name="name"></param>
public void RemoveTexture(string name, bool clearRange = false)
{
if (m_UsingTexture.ContainsKey(name))
{
SaveTextureData data = m_UsingTexture[name];
data.referenceCount--;
if (data.referenceCount <= 0)//引用计数0
{
if (clearRange)
{
Debug.Log("Remove Texture:" + name);
m_PageList[data.texIndex].RemoveTexture(data.rect);
}
m_UsingTexture.Remove(name);
DynamicAtlasMgr.S.ReleaseSaveTextureData(data);
}
}
}
public void SetTexture(Texture texture, OnCallBackTexRect callBack)
{
if (texture == null)
{
Debug.Log("Texture is Null");
callBack(null, new Rect(0, 0, 0, 0));
return;
}
if (texture.width > m_Width || texture.height > m_Height)
{
Debug.Log("Texture is too big");
callBack(null, new Rect(0, 0, 0, 0));
return;
}
if (m_UsingTexture.ContainsKey(texture.name))
{
if (callBack != null)
{
SaveTextureData textureData = m_UsingTexture[texture.name];
textureData.referenceCount++;
Texture2D tex2D = m_PageList[textureData.texIndex].texture;
callBack(tex2D, textureData.rect);
}
return;
}
GetTextureData data = DynamicAtlasMgr.S.AllocateGetTextureData();
data.name = texture.name;
data.callback = callBack;
m_GetTextureTaskList.Add(data);
OnRenderTexture(data.name, (Texture2D)texture);
}
public void ReleaseSaveTextureData(SaveTextureData data)
{
m_SaveTextureDataList.Add(data);
}