FixedVector varargs init method used by tilepick

Revert removal of varargs init method for FixedVector, since tilepick.cc
uses it.

1 files changed, 23 insertions, 0 deletions

diff --git a/crawl-ref/source/fixvec.h b/crawl-ref/source/fixvec.h
index 77a841ec30..476eded773 100644
--- a/crawl-ref/source/fixvec.h
+++ b/crawl-ref/source/fixvec.h
@@ -47,6 +47,11 @@ public:
         init(def);
     }
 
+    FixedVector(TYPE value0, TYPE value1, ...);
+    // Allows for something resembling C array initialization, eg
+    // instead of "int a[3] = {0, 1, 2}" you'd use "FixedVector<int, 3>
+    // a(0, 1, 2)". Note that there must be SIZE arguments.
+
 //-----------------------------------
 //    API
 //
@@ -89,6 +94,24 @@ protected:
 //    Outlined Methods
 // ==========================================================================
 template <class TYPE, int SIZE>
+FixedVector<TYPE, SIZE>::FixedVector(TYPE value0, TYPE value1, ...)
+{
+    mData[0] = value0;
+    mData[1] = value1;
+
+    va_list ap;
+    va_start(ap, value1);   // second argument is last fixed parameter
+
+    for (int index = 2; index < SIZE; index++)
+    {
+        TYPE value = va_arg(ap, TYPE);
+        mData[index] = value;
+    }
+
+    va_end(ap);
+}
+
+template <class TYPE, int SIZE>
 void FixedVector<TYPE, SIZE>::init(const TYPE& def)
 {
     for (int i = 0; i < SIZE; ++i)