IMPL: A lot of new changes, see details.

Signed-off-by: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>

1 files changed, 29 insertions, 0 deletions

diff --git a/dev/Mod/GfxMgr/MathMgr.h b/dev/Mod/GfxMgr/MathMgr.h
new file mode 100644
index 00000000..bb078b42
--- /dev/null
+++ b/dev/Mod/GfxMgr/MathMgr.h
@@ -0,0 +1,29 @@
+/* -------------------------------------------
+
+	Copyright Theater Quality Inc.
+
+------------------------------------------- */
+
+#pragma once
+
+/// @file MathMgr.h
+/// @brief Linear interpolation implementation.
+
+namespace UI
+{
+#ifdef ZKA_GFX_MGR_USE_DOUBLE
+	typedef double fb_real_t;
+#else
+	typedef float fb_real_t;
+#endif
+
+	/// @brief Linear interpolation equation solver.
+	/// @param from where?
+	/// @param to to?
+	/// @param at which state we're at **to**.
+	inline fb_real_t fb_math_lerp(fb_real_t to, fb_real_t from, fb_real_t stat)
+	{
+		fb_real_t difference = to - from;
+		return from + (difference * stat);
+	}
+} // namespace UI
\ No newline at end of file