private static void ReplaceAtlasMesh(MA_TextureAtlasserProAtlas atlas, ModelExportSettings modelExportSettings, string savePath = EXPORT_ASSET_PATH)
{
if (atlas == null || atlas.textureQuads == null)
{
return;
}
var quads = atlas.textureQuads;
for (var index = 0; index < quads.Count; index++)
{
var quad = quads[index];
if (quad.meshes == null)
{
continue;
}
var meshes = quad.meshes;
for (var meshIndex = 0; meshIndex < quad.meshes.Count; meshIndex++)
{
if (meshes[meshIndex] == null)
{
continue;
}
MA_MeshUtils.MA_UVReMap(meshes[meshIndex], atlas.textureAtlasSize, quad.guiRect, modelExportSettings.uvChannel, modelExportSettings.uvFlipY, modelExportSettings.uvWrap);
EditorUtility.SetDirty(meshes[meshIndex]);
}
}
AssetDatabase.SaveAssets();
}
public static string[] ExportAtlasModels(MA_TextureAtlasserProAtlas atlas, ModelExportSettings modelExportSettings, string materialPath = null, string savePath = EXPORT_ASSET_PATH)
{
switch (modelExportSettings.modelFormat)
{
case ModelFormat.None:
break;
case ModelFormat.UnityMeshPrefab:
return(ExportAtlasUnityMeshPrefab(atlas, modelExportSettings, materialPath: materialPath, savePath: savePath));
//case ModelFormat.Obj:
// return ExportAtlasObj(atlas, modelExportSettings, savePath: savePath);
default:
break;
}
return(null);
}
private static string[] ExportAtlasObj(MA_TextureAtlasserProAtlas atlas, ModelExportSettings modelExportSettings, string savePath = EXPORT_ASSET_PATH)
{
if (atlas == null || atlas.textureQuads == null)
{
return(null);
}
List <string> assetPaths = new List <string>();
foreach (MA_TextureAtlasserProQuad quad in atlas.textureQuads)
{
//Export Mesh
if (quad.meshes != null)
{
for (int m = 0; m < quad.meshes.Count; m++)
{
if (quad.meshes[m] != null)
{
//Create new mesh
Mesh newMesh = new Mesh();
//Duplicate it from the current one
newMesh = MA_MeshUtils.MA_DuplicateMesh(quad.meshes[m]);
//Remap UV's
newMesh = MA_MeshUtils.MA_UVReMap(newMesh, atlas.textureAtlasSize, quad.guiRect, modelExportSettings.uvChannel, modelExportSettings.uvFlipY, modelExportSettings.uvWrap);
//Save it
string meshName = string.IsNullOrEmpty(quad.name) ? "" : quad.name + "-";
meshName += quad.meshes[m].name;
int n = m + 1;
meshName += "_" + n.ToString("#000");
string asset = MA_MeshUtils.MeshToFile(newMesh, meshName, savePath);
assetPaths.Add(asset);
}
}
}
}
return(assetPaths.ToArray());
}
private static string[] ExportAtlasUnityMeshPrefab(MA_TextureAtlasserProAtlas atlas, ModelExportSettings modelExportSettings, string materialPath = null, string savePath = EXPORT_ASSET_PATH)
{
if (atlas == null || atlas.textureQuads == null)
{
return(null);
}
List <string> assetPaths = new List <string>();
//Directories.
string savePathPrefab = savePath + atlas.name + "/";
string savePathMeshes = savePathPrefab + "Meshes/";
CreateFolder(savePathPrefab);
CreateFolder(savePathMeshes);
foreach (MA_TextureAtlasserProQuad quad in atlas.textureQuads)
{
foreach (MA_ModelGroup mg in quad.modelGroups)
{
//Validate name.
if (string.IsNullOrEmpty(mg.name) || string.IsNullOrWhiteSpace(mg.name))
{
mg.name = MA_StringUtils.RandomAlphabetString(6);
Debug.LogWarning("No valid model name assigned!");
}
//Create new prefab asset.
string newPrefabPath = MA_PrefabUtils.CreatePrefab(mg.name, savePathPrefab);
GameObject newPrefab = AssetDatabase.LoadAssetAtPath <GameObject>(newPrefabPath);
foreach (Mesh m in mg.meshes)
{
if (m != null)
{
//Validate name.
if (string.IsNullOrEmpty(m.name) || string.IsNullOrWhiteSpace(m.name))
{
m.name = MA_StringUtils.RandomAlphabetString(6);
Debug.LogWarning("No valid mesh name assigned!");
}
//Create new mesh.
//Duplicate it from the current one.
Mesh newMesh = MA_MeshUtils.MA_DuplicateMesh(m);
//Remap UV's.
newMesh = MA_MeshUtils.MA_UVReMap(newMesh, atlas.textureAtlasSize, quad.guiRect, modelExportSettings.uvChannel, modelExportSettings.uvFlipY, modelExportSettings.uvWrap);
//Set name.
newMesh.name = string.Format("{0}_{1}", mg.name, m.name);
//Save mesh.
string savedMeshPath = MA_MeshUtils.MA_SaveMeshAsset(newMesh, savePathMeshes);
//Load mesh.
Mesh savedMesh = AssetDatabase.LoadAssetAtPath <Mesh>(savedMeshPath);
//Load material.
Material savedMaterial = AssetDatabase.LoadAssetAtPath <Material>(materialPath);
//Create gameObject.
GameObject newGameObject = new GameObject(m.name);
//Add mesh filter.
MeshFilter mf = newGameObject.AddComponent <MeshFilter>();
mf.mesh = savedMesh;
//Add mesh renderer.
MeshRenderer mr = newGameObject.AddComponent <MeshRenderer>();
mr.material = savedMaterial;
//Add to parent gameObject (prefab).
MA_PrefabUtils.AddChild(newPrefab, newGameObject);
Object.DestroyImmediate(newGameObject);
}
}
assetPaths.Add(newPrefabPath);
}
}
return(assetPaths.ToArray());
}
