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Orange
2025-03-22 08:36:06 +03:00
parent 4f037a1952
commit 2b59fb6aa2
4 changed files with 36 additions and 6 deletions
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26
include/omath/mat.hpp
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@@ -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