// Unit tests for MixEffect.
-#include "test_util.h"
+#include <GL/glew.h>
+
+#include "effect_chain.h"
#include "gtest/gtest.h"
+#include "image_format.h"
+#include "input.h"
#include "mix_effect.h"
+#include "test_util.h"
TEST(MixEffectTest, FiftyFiftyMix) {
float data_a[] = {