gtc_matrix_transform.cpp 1.4 KB

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  1. ///////////////////////////////////////////////////////////////////////////////////////////////////
  2. // OpenGL Mathematics Copyright (c) 2005 - 2014 G-Truc Creation (www.g-truc.net)
  3. ///////////////////////////////////////////////////////////////////////////////////////////////////
  4. // Created : 2010-09-16
  5. // Updated : 2010-09-16
  6. // Licence : This source is under MIT licence
  7. // File : test/gtc/matrix_transform.cpp
  8. ///////////////////////////////////////////////////////////////////////////////////////////////////
  9. #include <glm/gtc/matrix_transform.hpp>
  10. #include <glm/gtc/constants.hpp>
  11. int test_perspective()
  12. {
  13. int Error = 0;
  14. glm::mat4 Projection = glm::perspective(glm::pi<float>() * 0.25f, 4.0f / 3.0f, 0.1f, 100.0f);
  15. return Error;
  16. }
  17. int test_pick()
  18. {
  19. int Error = 0;
  20. glm::mat4 Pick = glm::pickMatrix(glm::vec2(1, 2), glm::vec2(3, 4), glm::ivec4(0, 0, 320, 240));
  21. return Error;
  22. }
  23. int test_tweakedInfinitePerspective()
  24. {
  25. int Error = 0;
  26. glm::mat4 ProjectionA = glm::tweakedInfinitePerspective(45.f, 640.f/480.f, 1.0f);
  27. glm::mat4 ProjectionB = glm::tweakedInfinitePerspective(45.f, 640.f/480.f, 1.0f, 0.001f);
  28. return Error;
  29. }
  30. int test_translate()
  31. {
  32. int Error = 0;
  33. glm::lowp_vec3 v(1.0);
  34. glm::lowp_mat4 m(0);
  35. glm::lowp_mat4 t = glm::translate(m, v);
  36. return Error;
  37. }
  38. int main()
  39. {
  40. int Error = 0;
  41. Error += test_translate();
  42. Error += test_tweakedInfinitePerspective();
  43. Error += test_pick();
  44. Error += test_perspective();
  45. return Error;
  46. }