From fe15e836bd87963d10bd301a3a24652763059e0d Mon Sep 17 00:00:00 2001
From: jussi
Date: Thu, 6 Apr 2023 19:19:44 +0300
Subject: Switched to Raylib vertion 4.5. Removed some functions and added
 others. Main changes to camera3D.

---
 src/rmath.c | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'src/rmath.c')

diff --git a/src/rmath.c b/src/rmath.c
index 26054e4..0b4623d 100644
--- a/src/rmath.c
+++ b/src/rmath.c
@@ -411,6 +411,31 @@ int lmathVector2Angle( lua_State *L ) {
 	return 1;
 }
 
+/*
+> result = RL.Vector2LineAngle( Vector2 start, Vector2 end )
+
+Calculate angle defined by a two vectors line.
+NOTE: Parameters need to be normalized.
+Current implementation should be aligned with glm::angle.
+
+- Failure return false
+- Success return float
+*/
+int lmathVector2LineAngle( lua_State *L ) {
+	if ( !lua_istable( L, -2 ) || !lua_istable( L, -1 ) ) {
+		TraceLog( LOG_WARNING, "%s", "Bad call of function. RL.Vector2LineAngle( Vector2 start, Vector2 end )" );
+		lua_pushboolean( L, false );
+		return 1;
+	}
+	Vector2 end = uluaGetVector2( L );
+	lua_pop( L, 1 );
+	Vector2 start = uluaGetVector2( L );
+
+	lua_pushnumber( L, Vector2LineAngle( start, end ) );
+
+	return 1;
+}
+
 /*
 > result = RL.Vector2Scale( Vector2 v, float scale )
 
-- 
cgit v1.2.3