From 8422a9720eb9b95f6726849650306eeb62adc3eb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pawe=C5=82=20Ko=C5=82odziejski?= <aquadran@gmail.com>
Date: Sat, 27 Nov 2021 01:09:40 +0100
Subject: [PATCH] TINYGL: Fixed reading outside of buffer

---
 graphics/tinygl/api.cpp | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/graphics/tinygl/api.cpp b/graphics/tinygl/api.cpp
index 27e4c95afd5..3a83c0a31fa 100644
--- a/graphics/tinygl/api.cpp
+++ b/graphics/tinygl/api.cpp
@@ -451,9 +451,12 @@ void tglLightfv(int light, int type, const float *v) {
 	p[0].op = TinyGL::OP_Light;
 	p[1].i = light;
 	p[2].i = type;
-	// TODO: 3 composants
-	for (int i = 0; i < 4; i++)
-		p[3 + i].f = v[i];
+	for (int i = 0; i < 4; i++) {
+		if (type != TGL_SPOT_DIRECTION)
+			p[3 + i].f = v[i];
+		else
+			p[3 + i].f = 0.0f;
+	}
 
 	TinyGL::gl_add_op(p);
 }