tests: Test BitmapData.histogram

ruffle-rs · Sep 25, 2024 · 732e2b5 · 732e2b5
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diff --git a/tests/tests/swfs/avm2/bitmapdata_histogram/Test.as b/tests/tests/swfs/avm2/bitmapdata_histogram/Test.as
@@ -0,0 +1,42 @@
+package {
+    import flash.display.Sprite;
+    public class Test extends Sprite {
+        public function Test() { }
+    }
+}
+
+import flash.display.BitmapData;
+import flash.geom.Rectangle;
+
+function print(histogram: *) {
+    trace("");
+    trace("r " + histogram[0]);
+    trace("g " + histogram[1]);
+    trace("b " + histogram[2]);
+    trace("a " + histogram[3]);
+}
+
+var bitmap = new BitmapData(10, 10);
+print(bitmap.histogram());
+
+bitmap.setPixel32(0, 0, 0xAABBCCDD);
+print(bitmap.histogram());
+
+bitmap.setPixel32(1, 1, 0xAABBCCDD);
+print(bitmap.histogram());
+
+bitmap.setPixel32(2, 2, 0x00BB0000);
+print(bitmap.histogram());
+
+bitmap.setPixel32(3, 3, 0x00BB0000);
+print(bitmap.histogram());
+
+bitmap.setPixel32(4, 4, 0x000000EE);
+print(bitmap.histogram());
+
+print(bitmap.histogram(new Rectangle(0, 0, 1, 1)));
+print(bitmap.histogram(new Rectangle(0, 0, 2, 2)));
+print(bitmap.histogram(new Rectangle(0, 0, 4, 4)));
+print(bitmap.histogram(new Rectangle(1, 1, 2, 2)));
+print(bitmap.histogram(new Rectangle(20, 20, 100, 100)));
+print(bitmap.histogram(new Rectangle(-20, -20, 100, 100)));