Misc

src/basic/math.cpp

@@ -117,6 +117,13 @@ Rect2 Rect2FromSize(Vec2 pos, Vec2 size) {
     return result;
 }
 
+Rect2 Rect2MidHalf(Vec2 mid, Vec2 half_size) {
+    Rect2 result = {};
+    result.min   = mid - half_size;
+    result.max   = mid + half_size;
+    return result;
+}
+
 Rect2 Shrink(Rect2 result, float v) {
     result.min.x += v;
     result.max.x -= v;

src/basic/string16.cpp

@@ -37,6 +37,16 @@ bool IsLoadWord(wchar_t w) {
     return result;
 }
 
+bool IsBrace(wchar_t c) {
+    bool result = c == '{' || c == '}';
+    return result;
+}
+
+bool IsParen(wchar_t c) {
+    bool result = c == '(' || c == ')';
+    return result;
+}
+
 bool IsAlphabetic(wchar_t a) {
     bool result = (a >= 'a' && a <= 'z') || (a >= 'A' && a <= 'Z');
     return result;