git.sesse.net Git - movit/blob - alpha_multiplication_effect_test.cpp

   1 // Unit tests for AlphaMultiplicationEffect.
   2
   3 #include "test_util.h"
   4 #include "gtest/gtest.h"
   5
   6 TEST(AlphaMultiplicationEffectTest, SimpleTest) {
   7         const int size = 3;
   8         float data[4 * size] = {
   9                 1.0f, 0.2f, 0.2f, 0.0f,
  10                 0.2f, 1.0f, 0.2f, 0.5f,
  11                 0.2f, 0.2f, 1.0f, 1.0f,
  12         };
  13         float expected_data[4 * size] = {
  14                 0.0f, 0.0f, 0.0f, 0.0f,
  15                 0.1f, 0.5f, 0.1f, 0.5f,
  16                 0.2f, 0.2f, 1.0f, 1.0f,
  17         };
  18         float out_data[4 * size];
  19         EffectChainTester tester(data, 1, size, FORMAT_RGBA_POSTMULTIPLIED_ALPHA, COLORSPACE_sRGB, GAMMA_LINEAR);
  20         tester.run(out_data, GL_RGBA, COLORSPACE_sRGB, GAMMA_LINEAR, OUTPUT_ALPHA_PREMULTIPLIED);
  21
  22         expect_equal(expected_data, out_data, 4, size);
  23 }