fixed unity view matrix building

U/orange cpp/add unity

README.md

@@ -1,6 +1,6 @@
 <div align = center>
 
-![banner](https://i.imgur.com/sjtpKi8.png)
+![banner](https://i.imgur.com/SM9ccP6.png)
 
 ![GitHub License](https://img.shields.io/github/license/orange-cpp/omath)
 ![GitHub contributors](https://img.shields.io/github/contributors/orange-cpp/omath)

include/omath/collision/line_tracer.hpp

@@ -3,8 +3,8 @@
 //
 #pragma once
 
-#include "omath/Vector3.hpp"
-#include "omath/Triangle.hpp"
+#include "omath/triangle.hpp"
+#include "omath/vector3.hpp"
 
 namespace omath::collision
 {

include/omath/engines/unity_engine/camera.hpp

@@ -0,0 +1,21 @@
+//
+// Created by Vlad on 3/22/2025.
+//
+
+#pragma once
+#include "omath/engines/unity_engine/constants.hpp"
+#include "omath/projection/camera.hpp"
+
+namespace omath::unity_engine
+{
+    class Camera final : public projection::Camera<Mat4x4, ViewAngles>
+    {
+    public:
+        Camera(const Vector3<float>& position, const ViewAngles& viewAngles, const projection::ViewPort& viewPort,
+               const Angle<float, 0.f, 180.f, AngleFlags::Clamped>& fov, float near, float far);
+        void LookAt(const Vector3<float>& target) override;
+    protected:
+        [[nodiscard]] Mat4x4 CalcViewMatrix() const override;
+        [[nodiscard]] Mat4x4 CalcProjectionMatrix() const override;
+    };
+}

include/omath/engines/unity_engine/constants.hpp

@@ -0,0 +1,26 @@
+//
+// Created by Vlad on 3/22/2025.
+//
+
+#pragma once
+
+#include <omath/vector3.hpp>
+#include <omath/mat.hpp>
+#include <omath/angle.hpp>
+#include <omath/view_angles.hpp>
+
+namespace omath::unity_engine
+{
+    constexpr Vector3<float> kAbsUp = {0, 1, 0};
+    constexpr Vector3<float> kAbsRight = {1, 0, 0};
+    constexpr Vector3<float> kAbsForward = {0, 0, 1};
+
+    using Mat4x4 = Mat<4, 4, float, MatStoreType::ROW_MAJOR>;
+    using Mat3x3 = Mat<4, 4, float, MatStoreType::ROW_MAJOR>;
+    using Mat1x3 = Mat<1, 3, float, MatStoreType::ROW_MAJOR>;
+    using PitchAngle = Angle<float, -89.f, 89.f, AngleFlags::Clamped>;
+    using YawAngle = Angle<float, -180.f, 180.f, AngleFlags::Normalized>;
+    using RollAngle = Angle<float, -180.f, 180.f, AngleFlags::Normalized>;
+
+    using ViewAngles = omath::ViewAngles<PitchAngle, YawAngle, RollAngle>;
+} // namespace omath::source

include/omath/engines/unity_engine/formulas.hpp

@@ -0,0 +1,24 @@
+//
+// Created by Vlad on 3/22/2025.
+//
+
+#pragma once
+#include "omath/engines/unity_engine/constants.hpp"
+
+namespace omath::unity_engine
+{
+    [[nodiscard]]
+    Vector3<float> ForwardVector(const ViewAngles& angles);
+
+    [[nodiscard]]
+    Vector3<float> RightVector(const ViewAngles& angles);
+
+    [[nodiscard]]
+    Vector3<float> UpVector(const ViewAngles& angles);
+
+    [[nodiscard]] Mat4x4 CalcViewMatrix(const ViewAngles& angles, const Vector3<float>& cam_origin);
+
+
+    [[nodiscard]]
+    Mat4x4 CalcPerspectiveProjectionMatrix(float fieldOfView, float aspectRatio, float near, float far);
+} // namespace omath::source

include/omath/mat.hpp

@@ -430,4 +430,30 @@ namespace omath
     {
         return MatRotationAxisZ(angles.yaw) * MatRotationAxisY(angles.pitch) * MatRotationAxisX(angles.roll);
     }
+
+    template<class Type = float, MatStoreType St = MatStoreType::ROW_MAJOR>
+    [[nodiscard]]
+    Mat<4, 4, Type, St> MatPerspectiveLeftHanded(const float fieldOfView, const float aspectRatio, const float near,
+                                                 const float far) noexcept
+    {
+        const float fovHalfTan = std::tan(angles::DegreesToRadians(fieldOfView) / 2.f);
+
+        return {{1.f / (aspectRatio * fovHalfTan), 0.f, 0.f, 0.f},
+                {0.f, 1.f / fovHalfTan, 0.f, 0.f},
+                {0.f, 0.f, (far + near) / (far - near), -(2.f * near * far) / (far - near)},
+                {0.f, 0.f, 1.f, 0.f}};
+    }
+
+    template<class Type = float, MatStoreType St = MatStoreType::ROW_MAJOR>
+    [[nodiscard]]
+    Mat<4, 4, Type, St> MatPerspectiveRightHanded(const float fieldOfView, const float aspectRatio, const float near,
+                                                  const float far) noexcept
+    {
+        const float fovHalfTan = std::tan(angles::DegreesToRadians(fieldOfView) / 2.f);
+
+        return {{1.f / (aspectRatio * fovHalfTan), 0.f, 0.f, 0.f},
+                {0.f, 1.f / fovHalfTan, 0.f, 0.f},
+                {0.f, 0.f, -(far + near) / (far - near), -(2.f * near * far) / (far - near)},
+                {0.f, 0.f, -1.f, 0.f}};
+    }
 } // namespace omath

include/omath/projection/camera.hpp

@@ -5,8 +5,8 @@
 #pragma once
 
 #include <expected>
-#include <omath/Angle.hpp>
-#include <omath/Mat.hpp>
+#include <omath/angle.hpp>
+#include <omath/mat.hpp>
 #include <omath/vector3.hpp>
 #include <type_traits>
 #include "omath/projection/error_codes.hpp"
@@ -36,8 +36,8 @@ namespace omath::projection
             m_viewPort(viewPort), m_fieldOfView(fov), m_farPlaneDistance(far), m_nearPlaneDistance(near),
             m_viewAngles(viewAngles), m_origin(position)
         {
-
         }
+
     protected:
         virtual void LookAt(const Vector3<float>& target) = 0;
 
@@ -49,8 +49,8 @@ namespace omath::projection
         {
             return CalcProjectionMatrix() * CalcViewMatrix();
         }
-    public:
 
+    public:
         [[nodiscard]] const Mat4x4Type& GetViewProjectionMatrix() const
         {
             if (!m_viewProjectionMatrix.has_value())
@@ -116,9 +116,19 @@ namespace omath::projection
 
         [[nodiscard]] std::expected<Vector3<float>, Error> WorldToScreen(const Vector3<float>& worldPosition) const
         {
-            const auto& viewProjMatrix = GetViewProjectionMatrix();
+            auto normalizedCords = WorldToViewPort(worldPosition);
 
-            auto projected = viewProjMatrix * MatColumnFromVector<float, Mat4x4Type::GetStoreOrdering()>(worldPosition);
+            if (!normalizedCords.has_value())
+                return std::unexpected{normalizedCords.error()};
+
+
+            return NdcToScreenPosition(*normalizedCords);
+        }
+
+        [[nodiscard]] std::expected<Vector3<float>, Error> WorldToViewPort(const Vector3<float>& worldPosition) const
+        {
+            auto projected = GetViewProjectionMatrix() *
+                                   MatColumnFromVector<float, Mat4x4Type::GetStoreOrdering()>(worldPosition);
 
             if (projected.At(3, 0) == 0.0f)
                 return std::unexpected(Error::WORLD_POSITION_IS_OUT_OF_SCREEN_BOUNDS);
@@ -128,10 +138,7 @@ namespace omath::projection
             if (IsNdcOutOfBounds(projected))
                 return std::unexpected(Error::WORLD_POSITION_IS_OUT_OF_SCREEN_BOUNDS);
 
-            const auto screenPositionX = (projected.At(0,0)+1.f) / 2.f * m_viewPort.m_width;
-            const auto screenPositionY = (-projected.At(1,0)+1) / 2.f * m_viewPort.m_height;
-
-            return Vector3{screenPositionX, screenPositionY, projected.At(2,0)};
+            return Vector3<float>{projected.At(0, 0), projected.At(1, 0), projected.At(2, 0)};
         }
 
     protected:
@@ -152,7 +159,17 @@ namespace omath::projection
         [[nodiscard]]
         constexpr static bool IsNdcOutOfBounds(const Type& ndc)
         {
-            return std::ranges::any_of( ndc.RawArray(), [](const auto& val) { return val < -1 || val > 1; });
+            return std::ranges::any_of(ndc.RawArray(), [](const auto& val) { return val < -1 || val > 1; });
+        }
+
+        [[nodiscard]] Vector3<float> NdcToScreenPosition(const Vector3<float>& ndc) const
+        {
+            return
+            {
+                (ndc.x + 1.f) / 2.f * m_viewPort.m_width,
+                (1.f - ndc.y) / 2.f * m_viewPort.m_height,
+                ndc.z
+            };
         }
     };
 } // namespace omath::projection

source/engines/CMakeLists.txt

@@ -1,3 +1,4 @@
 add_subdirectory(source_engine)
 add_subdirectory(opengl_engine)
 add_subdirectory(iw_engine)
+add_subdirectory(unity_engine)

source/engines/iw_engine/formulas.cpp

@@ -26,22 +26,25 @@ namespace omath::iw_engine
 
         return {vec.At(0, 0), vec.At(1, 0), vec.At(2, 0)};
     }
+
     Mat4x4 CalcViewMatrix(const ViewAngles& angles, const Vector3<float>& cam_origin)
     {
         return MatCameraView(ForwardVector(angles), RightVector(angles), UpVector(angles), cam_origin);
     }
+
     Mat4x4 CalcPerspectiveProjectionMatrix(const float fieldOfView, const float aspectRatio, const float near,
                                            const float far)
     {
-        // NOTE: Need magic number to fix fov calculation, since source inherit Quake proj matrix calculation
+        // NOTE: Need magic number to fix fov calculation, since IW engine inherit Quake proj matrix calculation
         constexpr auto kMultiplyFactor = 0.75f;
+
         const float fovHalfTan = std::tan(angles::DegreesToRadians(fieldOfView) / 2.f) * kMultiplyFactor;
 
         return {
                 {1.f / (aspectRatio * fovHalfTan), 0, 0, 0},
-                {0, 1.f / fovHalfTan, 0, 0},
+                {0, 1.f / (fovHalfTan), 0, 0},
                 {0, 0, (far + near) / (far - near), -(2.f * far * near) / (far - near)},
                 {0, 0, 1, 0},
         };
-    }
+    };
 } // namespace omath::iw_engine

source/engines/opengl_engine/formulas.cpp

@@ -40,7 +40,6 @@ namespace omath::opengl_engine
                 {0, 1.f / (fovHalfTan), 0, 0},
                 {0, 0, -(far + near) / (far - near), -(2.f * far * near) / (far - near)},
                 {0, 0, -1, 0},
-
         };
     }
 } // namespace omath::opengl_engine

source/engines/source_engine/formulas.cpp

@@ -30,6 +30,7 @@ namespace omath::source_engine
     {
         return MatCameraView(ForwardVector(angles), RightVector(angles), UpVector(angles), cam_origin);
     }
+
     Mat4x4 CalcPerspectiveProjectionMatrix(const float fieldOfView, const float aspectRatio, const float near,
                                            const float far)
     {
@@ -43,7 +44,6 @@ namespace omath::source_engine
                 {0, 1.f / (fovHalfTan), 0, 0},
                 {0, 0, (far + near) / (far - near), -(2.f * far * near) / (far - near)},
                 {0, 0, 1, 0},
-
         };
     }
 } // namespace omath::source_engine

source/engines/unity_engine/CMakeLists.txt

@@ -0,0 +1 @@
+target_sources(omath PRIVATE formulas.cpp camera.cpp)

source/engines/unity_engine/camera.cpp

@@ -0,0 +1,28 @@
+//
+// Created by Vlad on 3/22/2025.
+//
+#include <omath/engines/unity_engine/camera.hpp>
+#include <omath/engines/unity_engine/formulas.hpp>
+
+
+namespace omath::unity_engine
+{
+    Camera::Camera(const Vector3<float>& position, const ViewAngles& viewAngles, const projection::ViewPort& viewPort,
+                   const projection::FieldOfView& fov, const float near, const float far) :
+        projection::Camera<Mat4x4, ViewAngles>(position, viewAngles, viewPort, fov, near, far)
+    {
+    }
+    void Camera::LookAt([[maybe_unused]] const Vector3<float>& target)
+    {
+        throw std::runtime_error("Not implemented");
+    }
+    Mat4x4 Camera::CalcViewMatrix() const
+    {
+        return unity_engine::CalcViewMatrix(m_viewAngles, m_origin);
+    }
+    Mat4x4 Camera::CalcProjectionMatrix() const
+    {
+        return CalcPerspectiveProjectionMatrix(m_fieldOfView.AsDegrees(), m_viewPort.AspectRatio(), m_nearPlaneDistance,
+                                               m_farPlaneDistance);
+    }
+} // namespace omath::unity_engine

source/engines/unity_engine/formulas.cpp

@@ -0,0 +1,45 @@
+//
+// Created by Vlad on 3/22/2025.
+//
+#include "omath/engines/unity_engine/formulas.hpp"
+
+
+
+namespace omath::unity_engine
+{
+    Vector3<float> unity_engine::ForwardVector(const ViewAngles& angles)
+    {
+        const auto vec = MatRotation(angles) * MatColumnFromVector(kAbsForward);
+
+        return {vec.At(0, 0), vec.At(1, 0), vec.At(2, 0)};
+    }
+    Vector3<float> RightVector(const ViewAngles& angles)
+    {
+        const auto vec = MatRotation(angles) * MatColumnFromVector(kAbsRight);
+
+        return {vec.At(0, 0), vec.At(1, 0), vec.At(2, 0)};
+    }
+    Vector3<float> UpVector(const ViewAngles& angles)
+    {
+        const auto vec = MatRotation(angles) * MatColumnFromVector(kAbsUp);
+
+        return {vec.At(0, 0), vec.At(1, 0), vec.At(2, 0)};
+    }
+    Mat4x4 CalcViewMatrix(const ViewAngles& angles, const Vector3<float>& cam_origin)
+    {
+        return MatCameraView<float, MatStoreType::ROW_MAJOR>(ForwardVector(angles), -RightVector(angles),
+                                                             UpVector(angles), cam_origin);
+    }
+    Mat4x4 CalcPerspectiveProjectionMatrix(const float fieldOfView, const float aspectRatio, const float near,
+                                           const float far)
+    {
+        const float fovHalfTan = std::tan(angles::DegreesToRadians(fieldOfView) / 2.f);
+
+        return {
+                {1.f / (aspectRatio * fovHalfTan), 0, 0, 0},
+                {0, 1.f / (fovHalfTan), 0, 0},
+                {0, 0, (far + near) / (far - near), -(2.f * far * near) / (far - near)},
+                {0, 0, -1.f, 0},
+        };
+    }
+} // namespace omath::unity_engine

tests/engines/unit_test_iw_engine.cpp

@@ -2,35 +2,35 @@
 // Created by Vlad on 3/17/2025.
 //
 #include <gtest/gtest.h>
-#include <omath/engines/iw_engine/Camera.hpp>
-#include <omath/engines/iw_engine/Constants.hpp>
-#include <omath/engines/iw_engine/Formulas.hpp>
+#include <omath/engines/iw_engine/camera.hpp>
+#include <omath/engines/iw_engine/constants.hpp>
+#include <omath/engines/iw_engine/formulas.hpp>
 
 
-TEST(UnitTestEwEngine, ForwardVector)
+TEST(UnitTestIwEngine, ForwardVector)
 {
-    const auto forward = omath::source_engine::ForwardVector({});
+    const auto forward = omath::iw_engine::ForwardVector({});
 
-    EXPECT_EQ(forward, omath::source_engine::kAbsForward);
+    EXPECT_EQ(forward, omath::iw_engine::kAbsForward);
 }
 
-TEST(UnitTestEwEngine, RightVector)
+TEST(UnitTestIwEngine, RightVector)
 {
-    const auto right = omath::source_engine::RightVector({});
+    const auto right = omath::iw_engine::RightVector({});
 
-    EXPECT_EQ(right, omath::source_engine::kAbsRight);
+    EXPECT_EQ(right, omath::iw_engine::kAbsRight);
 }
 
-TEST(UnitTestEwEngine, UpVector)
+TEST(UnitTestIwEngine, UpVector)
 {
-    const auto up = omath::source_engine::UpVector({});
-    EXPECT_EQ(up, omath::source_engine::kAbsUp);
+    const auto up = omath::iw_engine::UpVector({});
+    EXPECT_EQ(up, omath::iw_engine::kAbsUp);
 }
 
-TEST(UnitTestEwEngine, ProjectTargetMovedFromCamera)
+TEST(UnitTestIwEngine, ProjectTargetMovedFromCamera)
 {
     constexpr auto fov = omath::projection::FieldOfView::FromDegrees(90.f);
-    const auto cam = omath::source_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, fov, 0.01f, 1000.f);
+    const auto cam = omath::iw_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, fov, 0.01f, 1000.f);
 
 
     for (float distance = 0.02f; distance < 1000.f; distance += 0.01f)
@@ -47,10 +47,10 @@ TEST(UnitTestEwEngine, ProjectTargetMovedFromCamera)
     }
 }
 
-TEST(UnitTestEwEngine, CameraSetAndGetFov)
+TEST(UnitTestIwEngine, CameraSetAndGetFov)
 {
     constexpr auto fov = omath::projection::FieldOfView::FromDegrees(90.f);
-    auto cam = omath::source_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, fov, 0.01f, 1000.f);
+    auto cam = omath::iw_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, fov, 0.01f, 1000.f);
 
     EXPECT_EQ(cam.GetFieldOfView().AsDegrees(), 90.f);
     cam.SetFieldOfView(omath::projection::FieldOfView::FromDegrees(50.f));
@@ -58,9 +58,9 @@ TEST(UnitTestEwEngine, CameraSetAndGetFov)
     EXPECT_EQ(cam.GetFieldOfView().AsDegrees(), 50.f);
 }
 
-TEST(UnitTestEwEngine, CameraSetAndGetOrigin)
+TEST(UnitTestIwEngine, CameraSetAndGetOrigin)
 {
-    auto cam = omath::source_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, {}, 0.01f, 1000.f);
+    auto cam = omath::iw_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, {}, 0.01f, 1000.f);
 
     EXPECT_EQ(cam.GetOrigin(), omath::Vector3<float>{});
     cam.SetFieldOfView(omath::projection::FieldOfView::FromDegrees(50.f));

tests/engines/unit_test_open_gl.cpp

@@ -2,9 +2,9 @@
 // Created by Orange on 11/23/2024.
 //
 #include <gtest/gtest.h>
-#include <omath/engines/opengl_engine//Camera.hpp>
-#include <omath/engines/opengl_engine/Constants.hpp>
-#include <omath/engines/opengl_engine/Formulas.hpp>
+#include <omath/engines/opengl_engine/camera.hpp>
+#include <omath/engines/opengl_engine/constants.hpp>
+#include <omath/engines/opengl_engine/formulas.hpp>
 
 
 TEST(UnitTestOpenGL, ForwardVector)

tests/engines/unit_test_source_engine.cpp

@@ -2,9 +2,9 @@
 // Created by Orange on 11/23/2024.
 //
 #include <gtest/gtest.h>
-#include <omath/engines/source_engine/Camera.hpp>
-#include <omath/engines/source_engine/Constants.hpp>
-#include <omath/engines/source_engine/Formulas.hpp>
+#include <omath/engines/source_engine/camera.hpp>
+#include <omath/engines/source_engine/constants.hpp>
+#include <omath/engines/source_engine/formulas.hpp>
 
 
 TEST(UnitTestSourceEngine, ForwardVector)
@@ -47,6 +47,26 @@ TEST(UnitTestSourceEngine, ProjectTargetMovedFromCamera)
     }
 }
 
+TEST(UnitTestSourceEngine, ProjectTargetMovedUp)
+{
+    constexpr auto fov = omath::projection::FieldOfView::FromDegrees(90.f);
+    const auto cam = omath::source_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, fov, 0.01f, 1000.f);
+
+    auto prev = 1080.f;
+    for (float distance = 0.0f; distance < 10.f; distance += 1.f)
+    {
+        const auto projected = cam.WorldToScreen({100.f, 0, distance});
+        EXPECT_TRUE(projected.has_value());
+
+        if (!projected.has_value())
+            continue;
+
+        EXPECT_TRUE(projected->y < prev);
+
+        prev = projected->y;
+    }
+}
+
 TEST(UnitTestSourceEngine, CameraSetAndGetFov)
 {
     constexpr auto fov = omath::projection::FieldOfView::FromDegrees(90.f);

tests/engines/unit_test_unity_engine.cpp

@@ -1,3 +1,77 @@
 //
 // Created by Orange on 11/27/2024.
 //
+#include <gtest/gtest.h>
+#include <omath/engines/unity_engine/camera.hpp>
+#include <omath/engines/unity_engine/constants.hpp>
+#include <omath/engines/unity_engine/formulas.hpp>
+
+
+TEST(UnitTestUnityEngine, ForwardVector)
+{
+    const auto forward = omath::unity_engine::ForwardVector({});
+
+    EXPECT_EQ(forward, omath::unity_engine::kAbsForward);
+}
+
+TEST(UnitTestUnityEngine, RightVector)
+{
+    const auto right = omath::unity_engine::RightVector({});
+
+    EXPECT_EQ(right, omath::unity_engine::kAbsRight);
+}
+
+TEST(UnitTestUnityEngine, UpVector)
+{
+    const auto up = omath::unity_engine::UpVector({});
+    EXPECT_EQ(up, omath::unity_engine::kAbsUp);
+}
+
+TEST(UnitTestUnityEngine, ProjectTargetMovedFromCamera)
+{
+    constexpr auto fov = omath::projection::FieldOfView::FromDegrees(60.f);
+    const auto cam = omath::unity_engine::Camera({0, 0, 0}, {}, {1280.f, 720.f}, fov, 0.01f, 1000.f);
+
+
+    for (float distance = 0.02f; distance < 100.f; distance += 0.01f)
+    {
+        const auto projected = cam.WorldToScreen({0, 0, distance});
+
+        EXPECT_TRUE(projected.has_value());
+
+        if (!projected.has_value())
+            continue;
+
+        EXPECT_NEAR(projected->x, 640, 0.00001f);
+        EXPECT_NEAR(projected->y, 360, 0.00001f);
+    }
+}
+TEST(UnitTestUnityEngine, Project)
+{
+    constexpr auto fov = omath::projection::FieldOfView::FromDegrees(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.WorldToScreen({5.f, 3, 10.f});
+    std::println("{} {}", proj->x, proj->y);
+}
+
+TEST(UnitTestUnityEngine, CameraSetAndGetFov)
+{
+    constexpr auto fov = omath::projection::FieldOfView::FromDegrees(90.f);
+    auto cam = omath::unity_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, fov, 0.01f, 1000.f);
+
+    EXPECT_EQ(cam.GetFieldOfView().AsDegrees(), 90.f);
+    cam.SetFieldOfView(omath::projection::FieldOfView::FromDegrees(50.f));
+
+    EXPECT_EQ(cam.GetFieldOfView().AsDegrees(), 50.f);
+}
+
+TEST(UnitTestUnityEngine, CameraSetAndGetOrigin)
+{
+    auto cam = omath::unity_engine::Camera({0, 0, 0}, {}, {1920.f, 1080.f}, {}, 0.01f, 1000.f);
+
+    EXPECT_EQ(cam.GetOrigin(), omath::Vector3<float>{});
+    cam.SetFieldOfView(omath::projection::FieldOfView::FromDegrees(50.f));
+
+    EXPECT_EQ(cam.GetFieldOfView().AsDegrees(), 50.f);
+}

tests/general/unit_test_angles.cpp

@@ -2,8 +2,7 @@
 // Created by Orange on 11/30/2024.
 //
 #include <gtest/gtest.h>
-#include <omath/Angles.hpp>
-#include <omath/Angle.hpp>
+#include <omath/angles.hpp>
 
 TEST(UnitTestAngles, RadiansToDeg)
 {

tests/general/unit_test_color.cpp

@@ -2,7 +2,7 @@
 // Created by Vlad on 01.09.2024.
 //
 #include <gtest/gtest.h>
-#include <omath/Color.hpp>
+#include <omath/color.hpp>
 
 
 using namespace omath;

tests/general/unit_test_line_trace.cpp

@@ -1,7 +1,7 @@
 #include "gtest/gtest.h"
 #include "omath/collision/line_tracer.hpp"
-#include "omath/Triangle.hpp"
-#include "omath/Vector3.hpp"
+#include "omath/triangle.hpp"
+#include "omath/vector3.hpp"
 
 using namespace omath;
 using namespace omath::collision;

tests/general/unit_test_mat.cpp

@@ -1,7 +1,7 @@
 // UnitTestMat.cpp
 #include <gtest/gtest.h>
-#include "omath/Mat.hpp"
-#include "omath/Vector3.hpp"
+#include "omath/mat.hpp"
+#include "omath/vector3.hpp"
 
 using namespace omath;
 

tests/general/unit_test_matrix.cpp

@@ -2,8 +2,8 @@
 // Created by vlad on 5/18/2024.
 //
 #include <gtest/gtest.h>
-#include <omath/Matrix.hpp>
-#include "omath/Vector3.hpp"
+#include <omath/matrix.hpp>
+#include "omath/vector3.hpp"
 
 using namespace omath;
 

tests/general/unit_test_projection.cpp

@@ -3,8 +3,8 @@
 //
 #include <complex>
 #include <gtest/gtest.h>
-#include <omath/engines/source_engine/Camera.hpp>
-#include <omath/projection/Camera.hpp>
+#include <omath/engines/source_engine/camera.hpp>
+#include <omath/projection/camera.hpp>
 #include <print>
 
 TEST(UnitTestProjection, Projection)

tests/general/unit_test_triangle.cpp

@@ -1,10 +1,10 @@
 //
 // Created by Orange on 1/6/2025.
 //
-#include "omath/Triangle.hpp"
+#include <cmath> // For std::sqrt, std::isinf, std::isnan
 #include <gtest/gtest.h>
-#include <omath/Vector3.hpp>
-#include <cmath>  // For std::sqrt, std::isinf, std::isnan
+#include <omath/vector3.hpp>
+#include "omath/triangle.hpp"
 
 
 using namespace omath;

tests/general/unit_test_vector2.cpp

@@ -2,10 +2,10 @@
 // Created by Vlad on 02.09.2024.
 //
 
-#include <gtest/gtest.h>
-#include <omath/Vector2.hpp>
-#include <cmath> // For std::isinf and std::isnan
 #include <cfloat> // For FLT_MAX and FLT_MIN
+#include <cmath> // For std::isinf and std::isnan
+#include <gtest/gtest.h>
+#include <omath/vector2.hpp>
 
 using namespace omath;
 

tests/general/unit_test_vector3.cpp

@@ -2,11 +2,11 @@
 // Created by Vlad on 01.09.2024.
 //
 
-#include <gtest/gtest.h>
-#include <omath/Vector3.hpp>
-#include <cmath>
 #include <cfloat> // For FLT_MAX, FLT_MIN
+#include <cmath>
+#include <gtest/gtest.h>
 #include <limits> // For std::numeric_limits
+#include <omath/vector3.hpp>
 
 using namespace omath;
 

tests/general/unit_test_vector4.cpp

@@ -6,8 +6,8 @@
 //
 
 #include <gtest/gtest.h>
-#include <omath/Vector4.hpp>
 #include <limits> // For std::numeric_limits
+#include <omath/vector4.hpp>
 
 using namespace omath;