aardio 范例: 固定画幅对比

import autos.skills.blender;
import JSON;

// 只读示例：先capture建立构图；人工或程序修改模型后，改成compare再运行。
// 不修改模型，不保存.blend，不覆盖已有构图基准。请改成实际会话名和集合名。
var action = _ARGV.action : "capture"; // capture / compare
var session = "autos";
var collectionName = "Chair";
var root = io.appData("aardio/autos/blender/fixed-framing-example");
var framingPath = io.joinpath(root,"framing.json");
var opt = {collection=collectionName;outputDir=io.joinpath(root,"images")};

if(action=="capture"){
    if(io.exist(framingPath)) return {error="构图基准已存在；改用compare或另选输出目录，不自动覆盖";path=framingPath};
    opt.views=["front","right","iso"];
    opt.size=640;
    opt.margin=0.2;
}
elseif(action=="compare"){
    var framing,err=JSON.load(framingPath);
    if(!framing) return {error=err;path=framingPath};
    opt.framing=framing; // 不再指定size/views/margin；完整继承基准。
}
else return {error="action必须为capture或compare"};

var b=autos.skills.blender;
var c,err,detail=b.connect(session);
if(!c) return {error=err;detail=detail};
var image,err,detail=b.preview(c,opt);
c.close();
if(!image) return {error=err;detail=detail};
if(action=="capture"){
    var ok,err=JSON.save(framingPath,image.framing,true);
    if(!ok) return {error=err;preview=image};
}
print("请实际看图：",image.sheet);
print("固定画幅越界：",image.framingCheck.outOfFrame);
return {preview=image;framingPath=framingPath};