From 66626c7f79f1d1a07847b5d9de5591412d047603 Mon Sep 17 00:00:00 2001
From: mekolat <mekolat@users.noreply.github.com>
Date: Tue, 18 Aug 2015 16:13:52 -0400
Subject: add builtins sqrt, cbrt, pow

---
 src/map/script-fun.cpp | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'src/map/script-fun.cpp')

diff --git a/src/map/script-fun.cpp b/src/map/script-fun.cpp
index 496cc91..f85a181 100644
--- a/src/map/script-fun.cpp
+++ b/src/map/script-fun.cpp
@@ -310,6 +310,24 @@ void builtin_rand(ScriptState *st)
     }
 }
 
+static
+void builtin_sqrt(ScriptState *st)
+{
+    push_int<ScriptDataInt>(st->stack, static_cast<int>(sqrt(conv_num(st, &AARG(0)))));
+}
+
+static
+void builtin_cbrt(ScriptState *st)
+{
+    push_int<ScriptDataInt>(st->stack, static_cast<int>(cbrt(conv_num(st, &AARG(0)))));
+}
+
+static
+void builtin_pow(ScriptState *st)
+{
+    push_int<ScriptDataInt>(st->stack, static_cast<int>(pow(conv_num(st, &AARG(0)), conv_num(st, &AARG(1)))));
+}
+
 /*==========================================
  * Check whether the PC is at the specified location
  *------------------------------------------
@@ -3369,6 +3387,9 @@ BuiltinFunction builtin_functions[] =
     BUILTIN(mapexit, ""_s, '\0'),
     BUILTIN(freeloop, "i"_s, '\0'),
     BUILTIN(if_then_else, "iii"_s, '.'),
+    BUILTIN(sqrt, "i"_s, 'i'),
+    BUILTIN(cbrt, "i"_s, 'i'),
+    BUILTIN(pow, "ii"_s, 'i'),
     {nullptr, ""_s, ""_s, '\0'},
 };
 } // namespace map
-- 
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