test triangle rendered?

2026-09-13 22:30:19 +03:00
parent 4e1fa1ed1c
commit 578c4a6d4f
6 changed files with 193 additions and 3 deletions
@@ -139,4 +139,16 @@ static inline com_fix_t com_fix_tan(com_fix_t a) {
  return com_fix_div(s, c);
 }

+/* Branchless min.
+ * https://graphics.stanford.edu/~seander/bithacks.html#IntegerMinOrMax */
+static inline com_fix_t com_fix_min(com_fix_t x, com_fix_t y) {
+  return y ^ ((x ^ y) & -(x < y));
+}
+
+/* Branchless max.
+ * https://graphics.stanford.edu/~seander/bithacks.html#IntegerMinOrMax */
+static inline com_fix_t com_fix_max(com_fix_t x, com_fix_t y) {
+  return x ^ ((x ^ y) & -(x < y));
+}
+
 #endif