<?php


namespace Blobt\Luxcore\scene;

use Blobt\Luxcore\scene\materials\Disney;
use Blobt\Luxcore\scene\objects\Objects;
use Blobt\Luxcore\utils\MatHelper;
use GuzzleHttp\Client;
use GuzzleHttp\RequestOptions;

include dirname(dirname(__FILE__)) . "/vendor/autoload.php";

const OPEN = true | 1;
const CLOSE = false | 0;
/**
 * 标准材质长宽
 */
const MAT_STANDARD_SIZE = 1000;


$client = new Client();
$response  =  $client->get("deep3d.backend-api.dev.com/test/render-task");
$resContents = $response->getBody()->getContents();
$result = json_decode($resContents,false);
$taskData = $result->data;
$taskScene = $taskData->scene;
$taskModel = $taskScene->model;


/**
 * 创建 Luxcore 材质
 */
function createLuxcoreMat($matOriginal, $textureScaleU, $textureScaleV, $downloadDir, $scene){
    switch($matOriginal->renderType){
        case 1:
            return MatHelper::createMatOfDisney($matOriginal, $textureScaleU, $textureScaleV, $downloadDir, $scene);
        case 2:
            return;
        case 3:
            return;
        case 4:
            return;
    }
}


// 创建一个场景;
$scene = new Scene();
$sceneTemplatePath = dirname(dirname(__FILE__)) . "/sceneTemplate";


// 一、创建光场:
// 1、创建 面片光001
$material = new materials\Matte();
$material->setBaseColor('0 0 0');
$material->setTransparencyShadow('1 1 1');
$material->setEmission('1 1 1');
$scene->registerMaterial($material);
$obj = new Objects();
$obj->ply = './ply/FaceLight001.ply';
$obj->setMaterial($material);
$scene->registerObjects($obj);

// 2、创建 面片光002
$material = new materials\Matte();
$material->setBaseColor('0 0 0');
$material->setTransparencyShadow('1 1 1');
$material->setEmission('0 0 0');
$material->emissionCfg = new lights\Emission([
    'gain' => "30 30 30",
]);
$scene->registerMaterial($material);
$obj = new Objects();
$obj->ply = './ply/FaceLight002.ply';
$obj->setMaterial($material);
$scene->registerObjects($obj);

// 3、创建 面片光003
$material = new materials\Matte();
$material->setBaseColor('0 0 0');
$material->setTransparencyShadow('1 1 1');
$material->setEmission('1 1 1');
$material->emissionCfg = new lights\Emission([
    'gain' => "50 50 50",
]);
$scene->registerMaterial($material);
$obj = new Objects();
$obj->ply = './ply/FaceLight003.ply';
$obj->setMaterial($material);
$scene->registerObjects($obj);

// 4、创建 面片光004
$material = new materials\Matte();
$material->setBaseColor('0 0 0');
$material->setTransparencyShadow('1 1 1');
$material->setEmission('0 0 0');
$material->emissionCfg = new lights\Emission([
    'gain' => "4 4 4",
]);
$scene->registerMaterial($material);
$obj = new Objects();
$obj->ply = './ply/FaceLight004.ply';
$obj->setMaterial($material);
$scene->registerObjects($obj);

// 5、创建 面片光005
$material = new materials\Matte();
$material->setBaseColor('0 0 0');
$material->setTransparencyShadow('1 1 1');
$material->setEmission('1 1 1');
$material->emissionCfg = new lights\Emission([
    'gain' => "10 10 10",
]);
$scene->registerMaterial($material);
$obj = new Objects();
$obj->ply = './ply/FaceLight005.ply';
$obj->setMaterial($material);
$scene->registerObjects($obj);

// 6、创建 面片光006
$material = new materials\Matte();
$material->setBaseColor('0 0 0');
$material->setTransparencyShadow('1 1 1');
$material->setEmission('1 1 1');
$material->emissionCfg = new lights\Emission([
    'gain' => "8 8 8",
    'mapfile' => "./map/SD-037.exr",
    'gamma' => 1,
    'storage' => "float"                         
]);
$scene->registerMaterial($material);
$obj = new Objects();
$obj->ply = './ply/FaceLight006.ply';
$obj->setMaterial($material);
$scene->registerObjects($obj);

// 7、创建 面片光000
$material = new materials\Matte();
$material->setBaseColor('0 0 0');
$material->setTransparencyShadow('1 1 1');
$material->setEmission('1 1 1');
$material->emissionCfg = new lights\Emission([
    'gain' => "3.3 3.3 3.3",
]);
$scene->registerMaterial($material);
$obj = new Objects();
$obj->ply = './ply/FaceLight000.ply';
$obj->setMaterial($material);
$scene->registerObjects($obj);

// 8、创建环境光
$light = new lights\env\HdrImage([
    'gain' => "1.25 1.25 1.25",
    'transformation' => "0.1736481 -0.9848078 0 0 -0.9848078 -0.1736481 0 0 0 0 1 0 0 0 0 1",
    'file' => "./map/env.png",
    'gamma' => 1,
    'storage' => "byte"                          
]);
$light->id = 0;
$scene->registerLight($light);

// 9、创建地面模型
$mapping = new texture\mapping\Mapping();
$mapping->useUVMapping2d(0, "0", "0.4 -0.966", "0.3 0.983");
$texture = new texture\procedural\ImageMap([
    'file' => "./map/方形阴影遮照.png",            
    'gain' => 0.6,                               
    'gamma' => 1,                                
]);
$texture->mapping = $mapping;
$scene->registerTexture($texture);
$material = new Disney([
    'shadowcatcherEnable' => OPEN,               
    'photongiEnable' => CLOSE                    
]);
$material->setBaseColor('1 1 1');
$material->setTransparencyFront($texture);
$material->setTransparencyBack($texture);
$scene->registerMaterial($material);
$obj = new Objects();
$obj->ply = './ply/ground.ply';
$obj->setMaterial($material);
$scene->registerObjects($obj);


// 二、添加要渲染的模型
foreach($taskModel->childsParams as $childParams){
    $downloadDir = $sceneTemplatePath.'/cacheFiles/';
    $material = null;
    $matOriginal = (function ($childParams){
        if(is_object($childParams->customMat)){
            return $childParams->customMat;
        }else if(is_object($childParams->fixedMat)){
            return $childParams->fixedMat;
        }else if(is_object($childParams->defaultMat)){
            return $childParams->defaultMat;
        }
    })($childParams);
    $textureScaleU = $taskModel->uvScale*(MAT_STANDARD_SIZE/$matOriginal->width);
    $textureScaleV = $taskModel->uvScale*(MAT_STANDARD_SIZE/$matOriginal->height);
    if(is_object($matOriginal)){
        $material = createLuxcoreMat($matOriginal, $textureScaleU, $textureScaleV, $downloadDir, $scene);
    }else{
        $material = new Disney();
        $material->setBaseColor('1 1 1');
    }
    $scene->registerMaterial($material);

    $plyFileSavaPath = $downloadDir.basename($childParams->childPlyFile);
    $plyFileHandle = fopen($plyFileSavaPath, "w");
    (new Client())->get($childParams->childPlyFile, [RequestOptions::SINK => $plyFileHandle]);
    $obj = new Objects();
    $obj->ply = $plyFileSavaPath;
    $obj->setMaterial($material);
    $scene->registerObjects($obj);
    fclose($plyFileHandle);
}


// 三、创建相机
$camera = new camera\Perspective(                           // 创建一个相机
    [
        'autovolumeEnable' => 0,                            // 关闭自动体积效果
        'lookatOrig' => "-3.197486 -4.560584 0.8914337",    // 视点坐标位置
        'lookatTarget' => "-2.632151 -3.747173 0.7544713",  // 目标点坐标位置
        'up' => "0.0781663 0.1124666 0.9905763",            // 旋转参数
        'screenwindow' => "-1 1 -1 1",                      // 视野比例
        'autofocusEnable' => 0,                             // 关闭自动对焦
        'fieldofview' => 3.40608,                           // 视野角度大小
        'cliphither' => 0.1                                 // 剪切成像起始位置，单位跟随系统
    ]
);
$camera->bokeh->blades = 0;                                 // 模拟镜头模糊效果的光圈数
$scene->registerCamera($camera);                            // 将相机注册到 scene 中


// 四、设置渲染参数
$render = '';
$renderEngine = new render\RenderEngine();                  // 设置 渲染引擎 的配置参数,默认使用了 PATHOCL,意义着将使用 GPU 设备渲染
$render .= $renderEngine;

$openCL = new render\OpenCL();                              // 设置 GPU 渲染参数，这里使用一个默认的参数
$render .= $openCL;
    
$path = new render\Path();                                  // 设置 光线跟踪 参数，这里使用一个默认的参数
$render .= $path;                                            

$sampler = new render\Sampler();                            // 设置 采样器 配置参数，默认使用 Sobol 类型的自适应采样器
$render .= $sampler;

$lightStrategy = new render\LightStrategy();                // 设置 灯光策略 类型，默认使用 LOG_POWER 类型
$render .= $lightStrategy;

$filesaver = new render\FileSaver();                        // 设置 文件储存格式 配置参数
$render .= $filesaver;

$batch = new render\Batch();                                // 设置 渲染终止 参数，
$batch->haltspp = 1000;                                      // 设置 每像素 采样达 800 则终止渲染
// $batch->halttime = 2000;                                 // 设置 渲染 超时参数，
$render .= $batch;

$sceneCfg = new render\Scene();                             // 设置 场景属性 参数
$render .= $sceneCfg;


$film = new render\Film();                                  // 添加一个渲染胶片
$film->width = 3000;                                        // 设置渲染胶片宽度，单位像素
$film->heigth = 3000;                                       // 设置渲染胶片宽度，单位像素
$img = new render\Image();                                  // 添加一个图像输出
$img->effect = [new render\effect\Pretreatment(),new render\effect\ToneMapLinear(),new render\effect\CammaCorrection()];
                                                            // 为该图像添加效果管线
$film->addImage($img);                                      // 将该图像输出添加到渲染胶片

$film->addImage(new render\Image(['type' => render\Image::TYPE_OBJECT_ID]));    // 为渲染胶片添加一个 通道图类型 的图像输出
$film->addImage(new render\Image(['type' => render\Image::TYPE_RGBA]));         // 添加一个 透明底 的图像输出        

$img = new render\Image();                                  // 添加一个图像输出，使用默认参数
$img->effect[] = new render\effect\NoiseReducerOIDN();      // 添加降噪效果管线，使用默认参数
$img->effect[] = new render\effect\Pretreatment();          //
$img->effect[] = new render\effect\ToneMapLinear();         // 添加一亮度效果管线，使用默认参数
$img->effect[] = new render\effect\Synthesis();             // 添加一个合成效果管线，使用默认参数
$img->effect[] = new render\effect\BackgroundImg(           // 添加一个背景图像，使用默认参数
    [
        'file' => "./map/纯白242.png"
    ]
);
$img->effect[] = new render\effect\CammaCorrection();       // 添加一个 gamma 校正,，使用默认参数
$film->addImage($img);                                      // 将该图像输出添加到渲染胶片
$render .= $film;


// 五、输出场景文件 scene.scn，及渲染文件 render.cfg
echo $scene;
$handle = fopen( $sceneTemplatePath . "/scene.scn",'w+');
fwrite($handle,$scene);
fclose($handle);

echo $render ;
$handle = fopen( $sceneTemplatePath . "/render.cfg",'w+');
fwrite($handle,$render);
fclose($handle);


// 六、启动渲染器
$cfgPath = $sceneTemplatePath . "/render.cfg";
$scenePath = $sceneTemplatePath . "/scene.scn";
$logPath = $sceneTemplatePath . "/render.log";

$cmd = "luxcoreconsole -o " . $cfgPath . " -f " . $scenePath . " 1>" . $logPath . " 2>&1";
echo "\n".$cmd."\n";
$output;
$returnVar;
exec($cmd,$output,$returnVar);

if( $returnVar == 127 ){
    throw new \Exception("Please install the luxcorerender bin file in the system directory correctly,Or add to the system environment variable");
}

?>