From 45f9cc20d93af4aa3fd5a858db605e2e73986b60 Mon Sep 17 00:00:00 2001
From: Marianne Gagnon <auria.mg@gmail.com>
Date: Fri, 11 Jul 2014 18:54:35 -0400
Subject: [PATCH] Add asserts to catch issue early

---
 src/graphics/render.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/graphics/render.cpp b/src/graphics/render.cpp
index 1b6e0b8c1..1c092a09d 100644
--- a/src/graphics/render.cpp
+++ b/src/graphics/render.cpp
@@ -1769,6 +1769,8 @@ static void testSH(unsigned char *color[6], size_t width, size_t height,
 */
 GLuint generateCubeMapFromTextures(const std::vector<video::ITexture *> &textures)
 {
+    assert(textures.size() == 6);
+
     GLuint result;
     glGenTextures(1, &result);
 
@@ -1813,6 +1815,7 @@ void IrrDriver::generateSkyboxCubemap()
 {
     glEnable(GL_TEXTURE_CUBE_MAP_SEAMLESS);
 
+    assert(SkyboxTextures.size() == 6);
     SkyboxCubeMap = generateCubeMapFromTextures(SkyboxTextures);
     const unsigned texture_permutation[] = { 2, 3, 0, 1, 5, 4 };