87 lines
1.7 KiB
C++
87 lines
1.7 KiB
C++
///////////////////////////////////////////////////////////////////////////////////////////////////
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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 : 2014-10-25
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// Updated : 2014-10-25
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// Licence : This source is under MIT licence
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// File : test/gtc/integer.cpp
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///////////////////////////////////////////////////////////////////////////////////////////////////
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#include <glm/gtc/integer.hpp>
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#include <glm/gtc/type_precision.hpp>
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namespace isPowerOfTwo
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{
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template <typename genType>
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struct type
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{
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genType Value;
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bool Return;
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};
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int test_int()
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{
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type<int> const DataI32[] =
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{
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{0x00000001, true},
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{0x00000002, true},
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{0x00000004, true},
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{0xffffffff, true},
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{0x00000000, true},
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{0x00000003, false}
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};
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int Error(0);
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for(std::size_t i = 0, n = sizeof(DataI32) / sizeof(type<int>); i < n; ++i)
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{
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bool Result = glm::isPowerOfTwo(DataI32[i].Value);
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Error += DataI32[i].Return == Result ? 0 : 1;
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}
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return Error;
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}
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int test_uint()
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{
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type<glm::uint> const DataU32[] =
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{
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{0x00000001, true},
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{0x00000002, true},
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{0x00000004, true},
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{0x80000000, true},
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{0x00000000, true},
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{0x00000003, false}
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};
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int Error(0);
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for(std::size_t i = 0, n = sizeof(DataU32) / sizeof(type<glm::uint>); i < n; ++i)
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{
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bool Result = glm::isPowerOfTwo(DataU32[i].Value);
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Error += DataU32[i].Return == Result ? 0 : 1;
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}
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return Error;
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}
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int test()
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{
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int Error(0);
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Error += test_int();
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Error += test_uint();
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return Error;
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}
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}//isPowerOfTwo
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int main()
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{
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int Error(0);
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Error += isPowerOfTwo::test();
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return Error;
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}
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