math - remap function to most languages

Author: JasimAlrawie

snippets/c/mathematical-functions/remap.md

@@ -0,0 +1,19 @@
+---
+title: Remap
+description: re-maps a value from one range to another
+author: JasimAlrawie
+tags: math,number-theory,algebra
+---
+
+```c
+
+double remap(double v, double start1, double end1, double start2, double end2) {
+    return (v - start1) * (end2 - start2) / (end1 - start1) + start2;
+}
+
+
+// Usage:
+remap(value, 0, 1, 0, 255)    // remaps the value from (0,1) to (0,255)
+remap(value, 0, PI*2, 0, 360) // remaps the value from rad to deg
+remap(value, -1, 1, 1, 8)     // remaps the value from (-1,1) to (1,8)
+```

snippets/cpp/math-and-numbers/remap.md

@@ -0,0 +1,19 @@
+---
+title: Remap
+description: re-maps a value from one range to another
+author: JasimAlrawie
+tags: math,number-theory,algebra
+---
+
+
+```cpp
+double remap(double v, double start1, double end1, double start2, double end2) {
+    return (v - start1) * (end2 - start2) / (end1 - start1) + start2;
+}
+
+
+// Usage:
+remap(value, 0, 1, 0, 255)    // remaps the value from (0,1) to (0,255)
+remap(value, 0, PI*2, 0, 360) // remaps the value from rad to deg
+remap(value, -1, 1, 1, 8)     // remaps the value from (-1,1) to (1,8)
+```

snippets/javascript/mathematical-functions/remap.md

@@ -6,7 +6,7 @@ tags: math,number-theory,algebra
 ---
 
 ```js
-function remap(v, start1, end1, start2, end2) {
+function remap(value, start1, end1, start2, end2) {
     return (v-start1) * (stop2 - start2)/(stop1 - start1) + start2
 }
 

snippets/python/math-and-numbers/remap.md

@@ -0,0 +1,18 @@
+---
+title: Remap
+description: re-maps a value from one range to another
+author: JasimAlrawie
+tags: math,number-theory,algebra
+---
+
+```py
+
+def remap(value, start1, end1, start2, end2):
+    return (value - start1) * (end2 - start2) / (end1 - start1) + start2
+```
+
+// Usage:
+remap(value, 0, 1, 0, 255)    // remaps the value from (0,1) to (0,255)
+remap(value, 0, PI*2, 0, 360) // remaps the value from rad to deg
+remap(value, -1, 1, 1, 8)     // remaps the value from (-1,1) to (1,8)
+```