1 files changed, 18 insertions, 0 deletions
diff --git a/intern/cycles/util/string.cpp b/intern/cycles/util/string.cpp
index 66ff866ee10..0c318cea44a 100644
--- a/intern/cycles/util/string.cpp
+++ b/intern/cycles/util/string.cpp
@@ -136,6 +136,19 @@ void string_replace(string &haystack, const string &needle, const string &other)
   }
 }
 
+void string_replace_same_length(string &haystack, const string &needle, const string &other)
+{
+  assert(needle.size() == other.size());
+  size_t pos = 0;
+  while (pos != string::npos) {
+    pos = haystack.find(needle, pos);
+    if (pos != string::npos) {
+      memcpy(haystack.data() + pos, other.data(), other.size());
+      pos += other.size();
+    }
+  }
+}
+
 string string_remove_trademark(const string &s)
 {
   string result = s;
@@ -164,6 +177,11 @@ string to_string(const char *str)
   return string(str);
 }
 
+string to_string(const float4 &v)
+{
+  return string_printf("%f,%f,%f,%f", v.x, v.y, v.z, v.w);
+}
+
 string string_to_lower(const string &s)
 {
   string r = s;