From f272c85704e9780d11cbc767b00f36417df2f1f2 Mon Sep 17 00:00:00 2001
From: Vincent Pelletier <plr.vincent@gmail.com>
Date: Thu, 21 Jul 2016 05:03:36 +0200
Subject: [PATCH] TINYGL: Initialise z buffer (valgrind)

---
 graphics/tinygl/zbuffer.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/graphics/tinygl/zbuffer.cpp b/graphics/tinygl/zbuffer.cpp
index 3a5949d7e40..98d0ce451f5 100644
--- a/graphics/tinygl/zbuffer.cpp
+++ b/graphics/tinygl/zbuffer.cpp
@@ -95,6 +95,7 @@ FrameBuffer::FrameBuffer(int width, int height, const Graphics::PixelBuffer &fra
 	size = this->xsize * this->ysize * sizeof(unsigned int);
 
 	this->_zbuf = (unsigned int *)gl_malloc(size);
+	memset(this->_zbuf, 0, size);
 
 	if (!frame_buffer) {
 		byte *pixelBuffer = (byte *)gl_malloc(this->ysize * this->linesize);