add lib

enginecustom/include/glm/simd/exponential.h

@@ -0,0 +1,20 @@
+/// @ref simd
+/// @file glm/simd/experimental.h
+
+#pragma once
+
+#include "platform.h"
+
+#if GLM_ARCH & GLM_ARCH_SSE2_BIT
+
+GLM_FUNC_QUALIFIER glm_f32vec4 glm_vec1_sqrt_lowp(glm_f32vec4 x)
+{
+	return _mm_mul_ss(_mm_rsqrt_ss(x), x);
+}
+
+GLM_FUNC_QUALIFIER glm_f32vec4 glm_vec4_sqrt_lowp(glm_f32vec4 x)
+{
+	return _mm_mul_ps(_mm_rsqrt_ps(x), x);
+}
+
+#endif//GLM_ARCH & GLM_ARCH_SSE2_BIT