Matrix: greatly improve performance when entering a very large room (initially and later on)

1 files changed, 20 insertions, 0 deletions

diff --git a/src/StringUtils.cpp b/src/StringUtils.cpp
index 8ed142f..041a12d 100644
--- a/src/StringUtils.cpp
+++ b/src/StringUtils.cpp
@@ -109,4 +109,24 @@ namespace QuickMedia {
             return std::string::npos;
         return it - str.begin();
     }
+
+    static char to_upper(char c) {
+        if(c >= 'a' && c <= 'z')
+            return c - 32;
+        else
+            return c;
+    }
+
+    bool strcase_equals(const char *str1, const char *str2) {
+        for(;;) {
+            const char c1 = *str1;
+            const char c2 = *str2;
+            if(to_upper(c1) != to_upper(c2))
+                return false;
+            else if(c1 == '\0')
+                return true;
+            ++str1;
+            ++str2;
+        }
+    }
 }
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