diff --git a/reid/lib/std.reid b/reid/lib/std.reid
index 01ef3a0..62a9dff 100644
--- a/reid/lib/std.reid
+++ b/reid/lib/std.reid
@@ -108,4 +108,21 @@ pub fn add_num_to_str(string: &mut String, num: u64) {
     else if rem == 7 { add_char(string, '7'); }
     else if rem == 8 { add_char(string, '8'); }
     else if rem == 9 { add_char(string, '9'); }
+}
+
+pub fn clamp(min: f32, max: f32, value: f32) -> f32 {
+    if value > max {
+        return max;
+    }
+    if value < min {
+        return min;
+    }
+    return value;
+}
+
+pub fn abs(f: f32) -> f32 {
+    if f < 0.0 {
+        return f * (0.0 - 1.0);
+    }
+    return f;
 }
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