initial commit

lib/glm/gtx/compatibility.inl

@@ -0,0 +1,65 @@
+/// @ref gtx_compatibility
+/// @file glm/gtx/compatibility.inl
+
+#include <limits>
+
+namespace glm
+{
+	// isfinite
+	template <typename genType>
+	GLM_FUNC_QUALIFIER bool isfinite(
+		genType const & x)
+	{
+#		if GLM_HAS_CXX11_STL
+			return std::isfinite(x) != 0;
+#		elif GLM_COMPILER & GLM_COMPILER_VC
+			return _finite(x);
+#		elif GLM_COMPILER & GLM_COMPILER_GCC && GLM_PLATFORM & GLM_PLATFORM_ANDROID
+			return _isfinite(x) != 0;
+#		else
+			if (std::numeric_limits<genType>::is_integer || std::denorm_absent == std::numeric_limits<genType>::has_denorm)
+				return std::numeric_limits<genType>::min() <= x && std::numeric_limits<genType>::max() >= x;
+			else
+				return -std::numeric_limits<genType>::max() <= x && std::numeric_limits<genType>::max() >= x;
+#		endif
+	}
+
+	template <typename T, precision P>
+	GLM_FUNC_QUALIFIER tvec1<bool, P> isfinite(
+		tvec1<T, P> const & x)
+	{
+		return tvec1<bool, P>(
+			isfinite(x.x));
+	}
+
+	template <typename T, precision P>
+	GLM_FUNC_QUALIFIER tvec2<bool, P> isfinite(
+		tvec2<T, P> const & x)
+	{
+		return tvec2<bool, P>(
+			isfinite(x.x),
+			isfinite(x.y));
+	}
+
+	template <typename T, precision P>
+	GLM_FUNC_QUALIFIER tvec3<bool, P> isfinite(
+		tvec3<T, P> const & x)
+	{
+		return tvec3<bool, P>(
+			isfinite(x.x),
+			isfinite(x.y),
+			isfinite(x.z));
+	}
+
+	template <typename T, precision P>
+	GLM_FUNC_QUALIFIER tvec4<bool, P> isfinite(
+		tvec4<T, P> const & x)
+	{
+		return tvec4<bool, P>(
+			isfinite(x.x),
+			isfinite(x.y),
+			isfinite(x.z),
+			isfinite(x.w));
+	}
+
+}//namespace glm