// Unit tests for DitherEffect.
+#include <GL/glew.h>
#include <math.h>
-#include "test_util.h"
+#include "effect_chain.h"
#include "gtest/gtest.h"
+#include "image_format.h"
+#include "test_util.h"
+
+namespace movit {
TEST(DitherEffectTest, NoDitherOnExactValues) {
const int size = 4;
sum += 2.0 * (int(out_data[i]) - 0.2*255.0) * sin(i * frequency);
}
- EXPECT_NEAR(amplitude, sum / (size * 255.0f), 1e-5);
+ EXPECT_NEAR(amplitude, sum / (size * 255.0f), 1.1e-5);
}
+
+} // namespace movit