V1.0

2026-10-13 20:04:31 -04:00
commit 28916eaf7d
208 changed files with 23516 additions and 0 deletions
@@ -0,0 +1,14 @@
+#include "common.h"
+/* 0x001F9E58 (fastfunc, VU0): clamp the length of src.xyz to max into dst.
+ * Returns 1 when it was scaled, 0 when it was already short enough (or zero);
+ * dst is only written when scaled. */
+s32 func_001F9E58(f32 *dst, const f32 *src, f32 max)
+{
+    f32 l2 = src[0] * src[0] + src[1] * src[1] + src[2] * src[2];
+    f32 len = __builtin_sqrtf(l2);
+    if (len == 0.0f) return 0;
+    if (max - len > 0.0f) return 0;
+    f32 q = max / len;
+    dst[0] = src[0] * q; dst[1] = src[1] * q; dst[2] = src[2] * q; dst[3] = src[3];
+    return 1;
+}