public void PreProcessObject(MeshRenderer renderer, Mesh mesh, AssetObject obj, RoomObject rObj, bool assignLightmapScale)
{
LightmapExportType lightmapExportType = room.LightmapType;
ExportTextureFormat format = room.TextureFormat;
if (lightmapExportType != LightmapExportType.None)
{
int lightMap = renderer.lightmapIndex;
if (lightMap != -1)
{
// Register mesh for lightmap render
List <RoomObject> toRender;
if (!lightmapped.TryGetValue(lightMap, out toRender))
{
toRender = new List <RoomObject>();
lightmapped.Add(lightMap, toRender);
}
toRender.Add(rObj);
if (assignLightmapScale)
{
if (lightmapExportType == LightmapExportType.Packed)
{
Vector4 lmap = renderer.lightmapScaleOffset;
lmap.x = Mathf.Clamp(lmap.x, -2, 2);
lmap.y = Mathf.Clamp(lmap.y, -2, 2);
lmap.z = Mathf.Clamp(lmap.z, -2, 2);
lmap.w = Mathf.Clamp(lmap.w, -2, 2);
rObj.SetLightmap(lmap);
}
}
if (lightmapExportType != LightmapExportType.BakedMaterial)
{
// check if we already have the texture
string lmapId = "Lightmap" + lightMap;
AssetImage lmapImage = room.TryGetTexture(lmapId);
if (lmapImage == null)
{
lmapImage = new AssetImage();
lmapImage.id = lmapId;
lmapImage.src = lmapId;
room.AddAssetImage(lmapImage);
}
rObj.lmap_id = lmapImage.id;
}
}
}
switch (lightmapExportType)
{
case LightmapExportType.BakedMaterial:
case LightmapExportType.Unpacked:
{
AssetImage image = new AssetImage();
string imgId = obj.id + "_Baked";
image.id = imgId;
image.src = imgId;
rObj.image_id = image.id;
room.AddAssetImage(image);
}
break;
}
if (lightmapExportType != LightmapExportType.BakedMaterial &&
room.ExportMaterials)
{
// search for textures/color on object
Texture2D texture = null;
Color objColor = Color.white;
Material[] mats = renderer.sharedMaterials;
for (int j = 0; j < mats.Length; j++)
{
Material mat = mats[j];
Vector2 sca = mat.mainTextureScale;
Vector2 off = mat.mainTextureOffset;
if (sca != Vector2.one || off != Vector2.zero)
{
rObj.tiling = JanusUtil.FormatVector4(new Vector4(sca.x, sca.y, off.x, off.y));
}
Shader shader = mat.shader;
int props = ShaderUtil.GetPropertyCount(shader);
for (int k = 0; k < props; k++)
{
string name = ShaderUtil.GetPropertyName(shader, k);
ShaderUtil.ShaderPropertyType propType = ShaderUtil.GetPropertyType(shader, k);
if (propType == ShaderUtil.ShaderPropertyType.TexEnv)
{
if (JanusGlobals.SemanticsMainTex.Contains(name.ToLower()))
{
// main texture texture
Texture matTex = mat.GetTexture(name);
if (matTex is Texture2D)
{
texture = (Texture2D)matTex;
}
}
}
else if (propType == ShaderUtil.ShaderPropertyType.Color)
{
if (JanusGlobals.SemanticsColor.Contains(name.ToLower()))
{
objColor = mat.GetColor(name);
}
}
}
}
rObj.col = JanusUtil.FormatColor(objColor);
if (room.ExportTextures && texture != null)
{
if (textureNames.Contains(texture.name))
{
AssetImage img = room.AssetImages.FirstOrDefault(c => c.Texture == texture);
if (img != null)
{
rObj.image_id = img.id;
}
return;
}
textureNames.Add(texture.name);
AssetImage image = new AssetImage();
image.Texture = texture;
image.id = texture.name;
image.src = texture.name;
rObj.image_id = image.id;
room.AddAssetImage(image);
}
}
}
