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added second method of w2s

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This commit is contained in:
Orange
2025-10-21 04:24:56 +03:00
parent 5657282577
commit 570c035f27
3 changed files with 54 additions and 4 deletions
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2
tests/engines/unit_test_unity_engine.cpp
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@@ -87,7 +87,7 @@ TEST(unit_test_unity_engine, Project)
constexpr auto fov = omath::projection::FieldOfView::from_degrees(60.f);
const auto cam = omath::unity_engine::Camera({0, 0, 0}, {}, {1280.f, 720.f}, fov, 0.03f, 1000.f);
const auto proj = cam.world_to_screen({10.f, 3, 10.f});
const auto proj = cam.world_to_screen<omath::unity_engine::Camera::ScreenStart::BOTTOM_LEFT_CORNER>({10.f, 3, 10.f});
EXPECT_NEAR(proj->x, 1263.538, 0.001f);
EXPECT_NEAR(proj->y, 547.061f, 0.001f);

17
tests/general/unit_test_mat.cpp
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@@ -214,3 +214,20 @@ TEST(UnitTestMatStandalone, Enverse)
EXPECT_EQ(mv, m.inverted());
}
TEST(UnitTestMatStandalone, Equanity)
{
constexpr omath::Vector3<float> left_handed = {0, 2, 10};
constexpr omath::Vector3<float> right_handed = {0, 2, -10};
auto proj_left_handed = omath::mat_perspective_left_handed(90.f, 16.f / 9.f, 0.1, 1000);
auto proj_right_handed = omath::mat_perspective_right_handed(90.f, 16.f / 9.f, 0.1, 1000);
auto ndc_left_handed = proj_left_handed * omath::mat_column_from_vector(left_handed);
auto ndc_right_handed = proj_right_handed * omath::mat_column_from_vector(right_handed);
ndc_left_handed /= ndc_left_handed.at(3, 0);
ndc_right_handed /= ndc_right_handed.at(3, 0);
EXPECT_EQ(ndc_left_handed, ndc_right_handed);
}