3 files changed, 51 insertions(+), 1 deletions(-)

M src/game.js
M src/lang.js
M src/main.js

@@ 148,7 148,7 @@ export function addBox(data, gameData, gs) {
     clicked: false,
     label: '',
   };
-  const boxData = data.literalValue ? { value: data.literalValue } : boxDef.data;
+  const boxData = typeof data.literalValue !== 'undefined' ? { value: data.literalValue } : boxDef.data;
   const box = {
     ...defaults,
     ...data,

@@ 102,6 102,14 @@ export function interpret (expression, initial = null) {
       const b = r.stack[1];
       return { push: [a.add(b)], pop: 2 }
     }
+    else if (code === 'vecx') {
+      const vec = r.stack[0];
+      return { push: [vec.x], pop: 2 }
+    }
+    else if (code === 'vecy') {
+      const vec = r.stack[0];
+      return { push: [vec.y], pop: 2 }
+    }
     else if (code === 'add') {
       const a = r.stack[0];
       const b = r.stack[1];

@@ 256,6 256,48 @@ flr #last swp at
 `)
     }
   });
+  loadCodeBox({
+    name: 'vec',
+    data: {
+      x: 0,
+      y: 0,
+    },
+    outputs: ['v'],
+    inputs: {
+      x: parse(`val dup #x kep #y get vec #v out`),
+      y: parse(`val dup #y kep`),
+    }
+  });
+  loadCodeBox({
+    name: 'vecx',
+    outputs: ['v'],
+    inputs: {
+      v: parse(`val vecx #v out`),
+    }
+  });
+  loadCodeBox({
+    name: 'vecy',
+    outputs: ['v'],
+    inputs: {
+      v: parse(`val vecy #v out`),
+    }
+  });
+  loadCodeBox({
+    name: 'delay',
+    data: {
+      tail: [],
+      number: 10,
+    },
+    outputs: ['v'],
+    inputs: {
+      v: parse(`
+val #tail que
+#tail len #number get equ #pop jcn
+def pop:
+  #tail pop #v out
+`),
+    }
+  });
 
   initUI();
   app.view.tabIndex = 0