summaryrefslogtreecommitdiffhomepage
path: root/dev/Modules/FB/Math.h
diff options
context:
space:
mode:
Diffstat (limited to 'dev/Modules/FB/Math.h')
-rw-r--r--dev/Modules/FB/Math.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/dev/Modules/FB/Math.h b/dev/Modules/FB/Math.h
new file mode 100644
index 00000000..3ccbaf5d
--- /dev/null
+++ b/dev/Modules/FB/Math.h
@@ -0,0 +1,22 @@
+/* -------------------------------------------
+
+ Copyright ZKA Technologies.
+
+------------------------------------------- */
+
+#pragma once
+
+/// @file Math.h
+/// @brief Linear interpolation implementation.
+
+typedef float CGReal;
+
+/// @brief Linear interpolation equation solver.
+/// @param from where?
+/// @param to to?
+/// @param at which state we're at **to**.
+inline CGReal CGLerp(CGReal to, CGReal from, CGReal stat)
+{
+ CGReal difference = to - from;
+ return from + (difference * stat);
+}