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37 lines
1.3 KiB
37 lines
1.3 KiB
/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// OpenGL Mathematics Copyright (c) 2005 - 2014 G-Truc Creation (www.g-truc.net) |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// Created : 2013-10-25 |
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// Updated : 2013-10-25 |
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// Licence : This source is under MIT licence |
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// File : test/gtx/fast_square_root.cpp |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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#define GLM_FORCE_RADIANS |
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#include <glm/gtx/fast_square_root.hpp> |
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#include <glm/gtc/type_precision.hpp> |
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#include <glm/gtc/epsilon.hpp> |
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#include <glm/vector_relational.hpp> |
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int test_fastInverseSqrt() |
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{ |
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int Error(0); |
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Error += glm::epsilonEqual(glm::fastInverseSqrt(1.0f), 1.0f, 0.01f) ? 0 : 1; |
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Error += glm::epsilonEqual(glm::fastInverseSqrt(1.0), 1.0, 0.01) ? 0 : 1; |
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Error += glm::all(glm::epsilonEqual(glm::fastInverseSqrt(glm::vec2(1.0f)), glm::vec2(1.0f), 0.01f)) ? 0 : 1; |
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Error += glm::all(glm::epsilonEqual(glm::fastInverseSqrt(glm::dvec3(1.0)), glm::dvec3(1.0), 0.01)) ? 0 : 1; |
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Error += glm::all(glm::epsilonEqual(glm::fastInverseSqrt(glm::dvec4(1.0)), glm::dvec4(1.0), 0.01)) ? 0 : 1; |
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return 0; |
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} |
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int main() |
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{ |
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int Error(0); |
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Error += test_fastInverseSqrt(); |
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return Error; |
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}
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