渲染测式 开发

src/utils/MatHelper.php

@@ -18,6 +18,9 @@ class MatHelper{
     const OPEN = 1 | true;
     const CLOSE = 0 | false;
 
+
+
+
     /**
      * 十六进制颜色 转换为 浮点数颜色
      */
@@ -31,6 +34,9 @@ class MatHelper{
         return $floatColor;
     }
 
+
+
+
     /**
      * 创建一个 Disney 的材质
      */
@@ -247,6 +253,8 @@ class MatHelper{
     }
 
 
+
+
     /**
      * 创建一个 Glass 材质（折射材质）
      */
@@ -316,18 +324,21 @@ class MatHelper{
     }
 
 
+
+
     /**
      * 创建一个半透明材质
      */
     static function createMatOfTranslucent($matOriginal, $textureScaleU, $textureScaleV, $cacheFileDir, $scene){
         $material = new GlossyTranslucent();
+        $translucencyIntensity = $matOriginal->matParams->translucencyIntensity;
         $material->setTransmission( self::hex2floatColor(
             $matOriginal->matParams->translucencyColor,
-            $matOriginal->matParams->translucencyIntensity
+            $translucencyIntensity
         ));
         $material->setBaseColor( self::hex2floatColor(
             $matOriginal->matParams->translucencyColor,
-            1 - $matOriginal->matParams->translucencyIntensity
+            1 - $translucencyIntensity
         ));
         $material->setUroughness($matOriginal->matParams->roughness);
         $material->setVroughness($matOriginal->matParams->roughness);
@@ -346,20 +357,64 @@ class MatHelper{
             "0 0",
         );
 
-        // // 加载 透射 纹理
-        // if($matOriginal->matParams->translucencyTexture){
-        //     $textureUrl = $matOriginal->matParams->translucencyTexture;
-        //     $textureSavaPath = $cacheFileDir.'/'.basename($textureUrl);
-        //     $textureSavaHandle = fopen($textureSavaPath, "w");
-        //     (new Client())->get($textureUrl, [RequestOptions::SINK => $textureSavaHandle]);
-
-        //     $imageMap = new ImageMap(
-        //         ['file' => $textureSavaPath]
-        //     );
-        //     $imageMap->mapping = $mapping;
-        //     $scene->registerTexture($imageMap);
-        //     $material->setTransmission($imageMap);
-        // }
+        // 加载 透射 纹理
+        if($matOriginal->matParams->translucencyTexture){
+            $textureUrl = $matOriginal->matParams->translucencyTexture;
+            $textureSavaPath = $cacheFileDir.'/'.basename($textureUrl);
+            $textureSavaHandle = fopen($textureSavaPath, "w");
+            (new Client())->get($textureUrl, [RequestOptions::SINK => $textureSavaHandle]);
+
+            $fileName = preg_replace('/(\.[^\.]+)$/','',basename($textureSavaPath));
+            $extension = preg_replace('/^('.$fileName.')+/','',basename($textureSavaPath));
+            // 生成 漫反射颜色 纹理
+            $diffuseReflectionTextureSavaPath = $cacheFileDir.'/'.$fileName.'_diffuseReflection'.$extension;
+            $imagick = new Imagick($textureSavaPath);
+            $imageIterator = $imagick->getPixelIterator();
+            foreach ($imageIterator as $row => $pixels) {
+                foreach ($pixels as $column => $pixel) {
+                    // 获取每个像素色值;
+                    $value = $pixel->getColor();
+                    $r = round($value["r"] * (1 - $translucencyIntensity));
+                    $g = round($value["g"] * (1 - $translucencyIntensity));
+                    $b = round($value["b"] * (1 - $translucencyIntensity));
+                    $a = $value["a"];
+                    $pixel->setColor("rgba({$r}, {$g}, {$b}, {$a})");
+                }
+                $imageIterator->syncIterator();
+            }
+            $imagick->setImageCompressionQuality(100);
+            $imagick->writeImage($diffuseReflectionTextureSavaPath);
+            $diffuseReflectionTexture = new ImageMap(
+                ['file' => $diffuseReflectionTextureSavaPath]
+            );
+            $diffuseReflectionTexture->mapping = $mapping;
+            $scene->registerTexture($diffuseReflectionTexture);
+            $material->setBaseColor($diffuseReflectionTexture);
+            // 生成 透射 纹理
+            $transmissionTextureSavaPath = $cacheFileDir.'/'.$fileName.'_transmission'.$extension;
+            $imagick = new Imagick($textureSavaPath);
+            $imageIterator = $imagick->getPixelIterator();
+            foreach ($imageIterator as $row => $pixels) {
+                foreach ($pixels as $column => $pixel) {
+                    // 获取每个像素色值;
+                    $value = $pixel->getColor();
+                    $r = round($value["r"] * $translucencyIntensity);
+                    $g = round($value["g"] * $translucencyIntensity);
+                    $b = round($value["b"] * $translucencyIntensity);
+                    $a = $value["a"];
+                    $pixel->setColor("rgba({$r}, {$g}, {$b}, {$a})");
+                }
+                $imageIterator->syncIterator();
+            }
+            $imagick->setImageCompressionQuality(100);
+            $imagick->writeImage($transmissionTextureSavaPath);
+            $transmissionTexture = new ImageMap(
+                ['file' => $transmissionTextureSavaPath]
+            );
+            $transmissionTexture->mapping = $mapping;
+            $scene->registerTexture($transmissionTexture);
+            $material->setTransmission($transmissionTexture);
+        }
 
         // 加载金属度纹理、粗糙度纹理 
         if($matOriginal->matParams->metallicTexture){