remove scene light dependancy on entity array

src/renderer.cpp

@@ -256,15 +256,11 @@ createScene(std::vector<hex_info>* hexes, Entity* entities, uint32 entity_count)
 	// lights
 
 	// TODO: load light properties from scene/level files
-
+	g_test_light.light_ID = glGetUniformLocation(g_default_shader.program_id, "light_position");
-	//g_test_light.light_ID = glGetUniformLocation(g_entity_render_group.program_id, "light_position");
+	g_test_light.position = glm::vec3(800, 300, 400); // above center of hexgrid
-	if (entities[0].ren_group != nullptr) {
+	g_test_light.direction = glm::vec3(0, 0, 0) - g_test_light.position; // back towards test entity
-		g_test_light.light_ID = glGetUniformLocation(entities[0].ren_group->shader.program_id, "light_position");
+	g_test_light.color = glm::vec3(1.f, 1.f, 1.f);
-		g_test_light.position = glm::vec3(800, 300, 400); // above center of hexgrid
+	g_test_light.intensity = 1.f;
-		g_test_light.direction = glm::vec3(0, 0, 0) - g_test_light.position; // back towards test entity
-		g_test_light.color = glm::vec3(1.f, 1.f, 1.f);
-		g_test_light.intensity = 1.f;
-	}
 
 	return true;
 }