void Check()
{
if (tex == null)
{
return;
}
for (int i = 0; i < sceneItem.items.Count; i++)
{
if (itemState[i])
{
ItemInfoJson itemInfo = sceneItem.items[i];
BaseItem baseItem = getBaseItemByID(itemInfo.itemID);
for (int j = 0; j < itemInfo.itemPos.Count; j++)
{
ItemPosInfoJson posInfo = itemInfo.itemPos[j];
Object obj = AssetDatabase.LoadAssetAtPath("Assets/" + baseItem.model + ".prefab", typeof(Object));
GameObject gameObj = Instantiate(obj) as GameObject;
gameObj.transform.position = new Vector3(posInfo.pos.x, posInfo.pos.y, posInfo.pos.z);
gameObj.transform.eulerAngles = new Vector3(posInfo.rotate.x, posInfo.rotate.y, posInfo.rotate.z);
gameObj.name = itemInfo.itemName;
ObjLightMapData mapdata = objLightData.groups[i].objLightDatas[j];
MeshRenderer render = gameObj.GetComponent <MeshRenderer>();
render.lightmapIndex = (int)mapdata.lightIndex;
render.lightmapScaleOffset = new Vector4(mapdata.tilingX, mapdata.tilingY, mapdata.offsetX, mapdata.offsetY);
//MColor[] mc = mapdata.color;
//creatNewLightMap(mapdata,tex);
}
}
}
}
/// <summary>
/// 生成单类物体的光照信息 多个位置
/// </summary>
/// <param name="objs"></param>
/// <param name="id"></param>
static ObjLightMapDataGroup createObjLightData(EditorSceneObj objs, long id, Texture2D lightTex)
{
ObjLightMapDataGroup dataGroup = new ObjLightMapDataGroup();
dataGroup.id = id;
List <ObjLightMapData> objPosMapData = new List <ObjLightMapData>();
for (int i = 0; i < objs.itemObj.Count; i++)
{
GameObject posObj = objs.itemObj[i];
ObjLightMapData mapdata = getObjLightMapData(posObj, lightTex);
objPosMapData.Add(mapdata);
}
dataGroup.objLightDatas = objPosMapData.ToArray();
return(dataGroup);
}
static List <MColor> CreateObjLighting(ObjLightMapData light, Texture2D lightTex)
{
if (light == null)
{
return(null);
}
if (lightTex == null)
{
return(null);
}
int lightWidth = lightTex.width;
int lightHeigh = lightTex.height;
int startX = (int)(Mathf.Abs(light.offsetX) * lightWidth);
int startY = (int)(Mathf.Abs(light.offsetY) * lightHeigh);
int scaleX = (int)(light.tilingX * lightWidth);
int scaleY = (int)(light.tilingY * lightHeigh);
List <MColor> colors = new List <MColor>();
int width = scaleX;
int heigh = scaleY;
Texture2D tex = new Texture2D(width, heigh);
for (int i = startX; i < startX + scaleX; i++)
{
for (int j = startY; j < startY + scaleY; j++)
{
Color c = lightTex.GetPixel(i, j);
tex.SetPixel(i - startX, j - startY, c);
//colors.Add(new MColor(c));
}
}
tex.Apply();
byte[] texByte = tex.EncodeToPNG();
FileStream file = File.Open(Application.dataPath + "/testLight.png", FileMode.Create);
BinaryWriter writer = new BinaryWriter(file);
writer.Write(texByte);
file.Close();
writer.Close();
return(colors);
}
void creatNewLightMap(ObjLightMapData mapdata, Texture2D tex)
{
int lightWidth = tex.width;
int lightHeigh = tex.height;
int startX = (int)(Mathf.Abs(mapdata.offsetX) * lightWidth);
int startY = (int)(Mathf.Abs(mapdata.offsetY) * lightHeigh);
int scaleX = (int)(mapdata.tilingX * lightWidth);
int scaleY = (int)(mapdata.tilingY * lightHeigh);
for (int i = startX; i < startX + scaleX; i++)
{
for (int j = startY; j < startY + scaleY; j++)
{
int index = (i - startX) * scaleY + (j - startY);
MColor mc = mapdata.color[index];
tex.SetPixel(i, j, new Color(mc.r, mc.g, mc.b));
}
}
tex.Apply();
}
private static ObjLightMapData getObjLightMapData(GameObject obj, Texture2D lightTex)
{
MeshRenderer render = obj.GetComponent <MeshRenderer>();
if (render == null)
{
return(null);
}
ObjLightMapData objdata = new ObjLightMapData();
objdata.lightIndex = render.lightmapIndex;
objdata.tilingX = render.lightmapScaleOffset.x;
objdata.tilingY = render.lightmapScaleOffset.y;
objdata.offsetX = render.lightmapScaleOffset.z;
objdata.offsetY = render.lightmapScaleOffset.w;
List <MColor> sceneColors = CreateObjLighting(objdata, lightTex);
if (sceneColors == null)
{
return(objdata);
}
objdata.color = sceneColors.ToArray();
return(objdata);
}