GLM folder changed

1 files changed, 125 insertions, 0 deletions

diff --git a/Project/glm/gtx/transform2.inl b/Project/glm/gtx/transform2.inl
new file mode 100644
index 0000000..2b53198
--- /dev/null
+++ b/Project/glm/gtx/transform2.inl
@@ -0,0 +1,125 @@
+/// @ref gtx_transform2
+
+namespace glm
+{
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER mat<3, 3, T, Q> shearX2D(mat<3, 3, T, Q> const& m, T s)
+	{
+		mat<3, 3, T, Q> r(1);
+		r[1][0] = s;
+		return m * r;
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER mat<3, 3, T, Q> shearY2D(mat<3, 3, T, Q> const& m, T s)
+	{
+		mat<3, 3, T, Q> r(1);
+		r[0][1] = s;
+		return m * r;
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER mat<4, 4, T, Q> shearX3D(mat<4, 4, T, Q> const& m, T s, T t)
+	{
+		mat<4, 4, T, Q> r(1);
+		r[0][1] = s;
+		r[0][2] = t;
+		return m * r;
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER mat<4, 4, T, Q> shearY3D(mat<4, 4, T, Q> const& m, T s, T t)
+	{
+		mat<4, 4, T, Q> r(1);
+		r[1][0] = s;
+		r[1][2] = t;
+		return m * r;
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER mat<4, 4, T, Q> shearZ3D(mat<4, 4, T, Q> const& m, T s, T t)
+	{
+		mat<4, 4, T, Q> r(1);
+		r[2][0] = s;
+		r[2][1] = t;
+		return m * r;
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER mat<3, 3, T, Q> reflect2D(mat<3, 3, T, Q> const& m, vec<3, T, Q> const& normal)
+	{
+		mat<3, 3, T, Q> r(static_cast<T>(1));
+		r[0][0] = static_cast<T>(1) - static_cast<T>(2) * normal.x * normal.x;
+		r[0][1] = -static_cast<T>(2) * normal.x * normal.y;
+		r[1][0] = -static_cast<T>(2) * normal.x * normal.y;
+		r[1][1] = static_cast<T>(1) - static_cast<T>(2) * normal.y * normal.y;
+		return m * r;
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER mat<4, 4, T, Q> reflect3D(mat<4, 4, T, Q> const& m, vec<3, T, Q> const& normal)
+	{
+		mat<4, 4, T, Q> r(static_cast<T>(1));
+		r[0][0] = static_cast<T>(1) - static_cast<T>(2) * normal.x * normal.x;
+		r[0][1] = -static_cast<T>(2) * normal.x * normal.y;
+		r[0][2] = -static_cast<T>(2) * normal.x * normal.z;
+
+		r[1][0] = -static_cast<T>(2) * normal.x * normal.y;
+		r[1][1] = static_cast<T>(1) - static_cast<T>(2) * normal.y * normal.y;
+		r[1][2] = -static_cast<T>(2) * normal.y * normal.z;
+
+		r[2][0] = -static_cast<T>(2) * normal.x * normal.z;
+		r[2][1] = -static_cast<T>(2) * normal.y * normal.z;
+		r[2][2] = static_cast<T>(1) - static_cast<T>(2) * normal.z * normal.z;
+		return m * r;
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER mat<3, 3, T, Q> proj2D(
+		const mat<3, 3, T, Q>& m,
+		const vec<3, T, Q>& normal)
+	{
+		mat<3, 3, T, Q> r(static_cast<T>(1));
+		r[0][0] = static_cast<T>(1) - normal.x * normal.x;
+		r[0][1] = - normal.x * normal.y;
+		r[1][0] = - normal.x * normal.y;
+		r[1][1] = static_cast<T>(1) - normal.y * normal.y;
+		return m * r;
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER mat<4, 4, T, Q> proj3D(
+		const mat<4, 4, T, Q>& m,
+		const vec<3, T, Q>& normal)
+	{
+		mat<4, 4, T, Q> r(static_cast<T>(1));
+		r[0][0] = static_cast<T>(1) - normal.x * normal.x;
+		r[0][1] = - normal.x * normal.y;
+		r[0][2] = - normal.x * normal.z;
+		r[1][0] = - normal.x * normal.y;
+		r[1][1] = static_cast<T>(1) - normal.y * normal.y;
+		r[1][2] = - normal.y * normal.z;
+		r[2][0] = - normal.x * normal.z;
+		r[2][1] = - normal.y * normal.z;
+		r[2][2] = static_cast<T>(1) - normal.z * normal.z;
+		return m * r;
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER mat<4, 4, T, Q> scaleBias(T scale, T bias)
+	{
+		mat<4, 4, T, Q> result;
+		result[3] = vec<4, T, Q>(vec<3, T, Q>(bias), static_cast<T>(1));
+		result[0][0] = scale;
+		result[1][1] = scale;
+		result[2][2] = scale;
+		return result;
+	}
+
+	template<typename T, qualifier Q>
+	GLM_FUNC_QUALIFIER mat<4, 4, T, Q> scaleBias(mat<4, 4, T, Q> const& m, T scale, T bias)
+	{
+		return m * scaleBias(scale, bias);
+	}
+}//namespace glm
+