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added new mat function

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more tests
This commit is contained in:
Orange
2025-09-20 02:09:59 +03:00
parent bfd399e631
commit 792db7a673
15 changed files with 362 additions and 40 deletions
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108
tests/engines/unit_test_unreal_engine.cpp
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@@ -6,6 +6,7 @@
#include <omath/engines/unreal_engine/constants.hpp>
#include <omath/engines/unreal_engine/formulas.hpp>
#include <print>
#include <random>
TEST(unit_test_unreal_engine, ForwardVector)
{
@@ -102,4 +103,111 @@ TEST(unit_test_unreal_engine, CameraSetAndGetOrigin)
cam.set_field_of_view(omath::projection::FieldOfView::from_degrees(50.f));
EXPECT_EQ(cam.get_field_of_view().as_degrees(), 50.f);
}
TEST(unit_test_unreal_engine, loook_at_random_all_axis)
{
std::mt19937 gen(std::random_device{}()); // Seed with a non-deterministic source
std::uniform_real_distribution<float> dist(-500.f, 500.f);
constexpr auto fov = omath::projection::FieldOfView::from_degrees(90.f);
auto cam = omath::unreal_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, fov, 0.001f, 10000.f);
for (int i = 0; i < 100; i++)
{
const auto position_to_look = omath::Vector3<float>{dist(gen), dist(gen), dist(gen)};
cam.look_at(position_to_look);
auto projected_pos = cam.world_to_view_port(position_to_look);
EXPECT_TRUE(projected_pos.has_value());
if (!projected_pos)
continue;
EXPECT_NEAR(projected_pos->x, 0.f, 0.00001f);
EXPECT_NEAR(projected_pos->y, 0.f, 0.00001f);
}
}
TEST(unit_test_unreal_engine, loook_at_random_x_axis)
{
std::mt19937 gen(std::random_device{}()); // Seed with a non-deterministic source
std::uniform_real_distribution<float> dist(-500.f, 500.f);
constexpr auto fov = omath::projection::FieldOfView::from_degrees(90.f);
auto cam = omath::unreal_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, fov, 0.001f, 10000.f);
for (int i = 0; i < 1000; i++)
{
const auto position_to_look = omath::Vector3<float>{dist(gen), 0.f, 0.f};
cam.look_at(position_to_look);
auto projected_pos = cam.world_to_view_port(position_to_look);
EXPECT_TRUE(projected_pos.has_value());
if (!projected_pos)
continue;
EXPECT_NEAR(projected_pos->x, 0.f, 0.00001f);
EXPECT_NEAR(projected_pos->y, 0.f, 0.00001f);
}
}
TEST(unit_test_unreal_engine, loook_at_random_y_axis)
{
std::mt19937 gen(std::random_device{}()); // Seed with a non-deterministic source
std::uniform_real_distribution<float> dist(-500.f, 500.f);
constexpr auto fov = omath::projection::FieldOfView::from_degrees(90.f);
auto cam = omath::unreal_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, fov, 0.001f, 10000.f);
for (int i = 0; i < 1000; i++)
{
const auto position_to_look = omath::Vector3<float>{0.f, dist(gen), 0.f};
cam.look_at(position_to_look);
auto projected_pos = cam.world_to_view_port(position_to_look);
EXPECT_TRUE(projected_pos.has_value());
if (!projected_pos)
continue;
EXPECT_NEAR(projected_pos->x, 0.f, 0.00001f);
EXPECT_NEAR(projected_pos->y, 0.f, 0.00001f);
}
}
TEST(unit_test_unreal_engine, loook_at_random_z_axis)
{
std::mt19937 gen(std::random_device{}()); // Seed with a non-deterministic source
std::uniform_real_distribution<float> dist(-500.f, 500.f);
constexpr auto fov = omath::projection::FieldOfView::from_degrees(90.f);
auto cam = omath::unreal_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, fov, 0.001f, 10000.f);
for (int i = 0; i < 1000; i++)
{
const auto position_to_look = omath::Vector3<float>{0.f, 0.f, dist(gen)};
cam.look_at(position_to_look);
auto projected_pos = cam.world_to_view_port(position_to_look);
EXPECT_TRUE(projected_pos.has_value());
if (!projected_pos)
continue;
EXPECT_NEAR(projected_pos->x, 0.f, 0.00001f);
EXPECT_NEAR(projected_pos->y, 0.f, 0.025f);
}
}