Spectrum domain components

chesslablab · Dec 23, 2024 · 30bcd85 · 30bcd85
1 parent b8c3685
commit 30bcd85
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Showing 2 changed files with 20 additions and 3 deletions.
diff --git a/src/SanSignal.php b/src/SanSignal.php
@@ -31,6 +31,13 @@ class SanSignal extends SanPlay
      */
     public array $spectrum = [];
 
+    /**
+     * Spectrum domain components.
+     *
+     * @var array
+     */
+    public array $spectrumComponent = [];
+
     /**
      * @param \Chess\Function\AbstractFunction $function
      * @param string $movetext
@@ -44,6 +51,7 @@ public function __construct(
         parent::__construct($movetext, $board);
 
         $this->result[] = array_fill(0, count($function->names()), 0);
+        $this->spectrumComponent[] = array_fill(0, count($function->names()), 0);
         $this->spectrum[] = 0;
 
         foreach ($this->sanMovetext->moves as $val) {
@@ -59,8 +67,9 @@ public function __construct(
                         $resultItems[] =  $resultItem[Color::W] - $resultItem[Color::B];
                     }
                     $this->result[] = $resultItems;
-                    $spectrumItem = $this->normalize(-1, 1, $resultItems);
-                    $this->spectrum[] = round(array_sum($spectrumItem), 2);
+                    $spectrumComponent = $this->normalize(-1, 1, $resultItems);
+                    $this->spectrumComponent[] = $this->normalize(-1, 1, $resultItems);
+                    $this->spectrum[] = round(array_sum($spectrumComponent), 2);
                 }
             }
         }

diff --git a/tests/unit/SanSignalTest.php b/tests/unit/SanSignalTest.php
@@ -23,11 +23,18 @@ public static function setUpBeforeClass(): void
      */
     public function e4_d5_exd5_Qxd5()
     {
-        $expectedCenter = [ 0, 1.0, 0.09, 0.65, -1.0 ];
+        $expectedCenter = [ 0.0, 1.0, 0.09, 0.65, -1.0 ];
         $expectedConnectivity = [ 0.0, -1.0, -1.0, -1.0, 1.0 ];
         $expectedSpace = [ 0.0, 1.0, 0.25, 0.50, -1.0 ];
         $expectedTime = [ 0.0, 2.0, -1.66, -0.18, -5.0 ];
         $expectedSpectrum = [ 0.0, 0.73, -0.45, -2.24, -0.46 ];
+        $expectedSpectrumComponent = [
+            [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 ],
+            [ 0.0, 1.0, -1.0, 0.65, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.08, ],
+            [ 0.0, 0.55, -1.0, 1.0, 0.0, 0.0, -1.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, ],
+            [ 0.13, 1.0, -1.0, 0.5, -1.0, 0.0, -1.0, 0.0, 0.0, 0.0, 0.13, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, -1.0, 0.0, 0.0, 0.0, 0.0, 0.0, ],
+            [ 0.0, -1.0, 1.0, -0.24, -0.07, -0.02, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, -0.11, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, -0.02, ],
+        ];
 
         $movetext = '1.e4 d5 2.exd5 Qxd5';
         $sanSignal = new SanSignal(self::$function, $movetext, new Board());
@@ -37,6 +44,7 @@ public function e4_d5_exd5_Qxd5()
         $this->assertEquals($expectedSpace, $sanSignal->balance[3]);
         $this->assertEquals($expectedTime, $sanSignal->time);
         $this->assertEquals($expectedSpectrum, $sanSignal->spectrum);
+        $this->assertEquals($expectedSpectrumComponent, $sanSignal->spectrumComponent);
     }
 
     /**