From 70d4f6c7c20ef64b72a4c2cd01cb6b8ba49cfb63 Mon Sep 17 00:00:00 2001
From: David Wendt <dcrkid@yahoo.com>
Date: Sun, 1 Sep 2019 18:23:55 -0600
Subject: [PATCH] Implement more math builtins.

Random is currently a stub.
---
 core/src/avm1/globals.rs      | 11 ++++++++++-
 core/src/avm1/globals/math.rs |  9 +++++++++
 2 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/core/src/avm1/globals.rs b/core/src/avm1/globals.rs
index 8a3e523a3..f155e848d 100644
--- a/core/src/avm1/globals.rs
+++ b/core/src/avm1/globals.rs
@@ -26,11 +26,20 @@ pub fn getURL<'a, 'gc>(
     Value::Undefined
 }
 
+pub fn random<'gc>(
+    _action_context: &mut ActionContext<'_, 'gc, '_>,
+    _this: GcCell<'gc, Object<'gc>>,
+    args: &[Value<'gc>],
+) -> Value<'gc> {
+    Value::Number(4.0) //chosen by fair dice roll. guaranteed to be random.
+}
+
 pub fn create_globals<'gc>(gc_context: MutationContext<'gc, '_>) -> Object<'gc> {
     let mut globals = Object::object(gc_context);
 
     globals.set_object("Math", math::create(gc_context));
     globals.set_function("getURL", getURL, gc_context);
+    globals.set_function("random", random, gc_context);
 
     globals
-}
+}
\ No newline at end of file
diff --git a/core/src/avm1/globals/math.rs b/core/src/avm1/globals/math.rs
index b2f8c34d7..71601b64b 100644
--- a/core/src/avm1/globals/math.rs
+++ b/core/src/avm1/globals/math.rs
@@ -35,6 +35,14 @@ fn atan2<'gc>(
     Value::Number(NAN)
 }
 
+pub fn random<'gc>(
+    _action_context: &mut ActionContext<'_, 'gc, '_>,
+    _this: GcCell<'gc, Object<'gc>>,
+    _args: &[Value<'gc>],
+) -> Value<'gc> {
+    Value::Number(0.4) //chosen by fair dice roll. guaranteed to be random.
+}
+
 pub fn create<'gc>(gc_context: MutationContext<'gc, '_>) -> GcCell<'gc, Object<'gc>> {
     let mut math = Object::object(gc_context);
 
@@ -63,6 +71,7 @@ pub fn create<'gc>(gc_context: MutationContext<'gc, '_>) -> GcCell<'gc, Object<'
     );
 
     math.set_function("atan2", atan2, gc_context);
+    math.set_function("random", random, gc_context);
 
     GcCell::allocate(gc_context, math)
 }