44 lines
1.6 KiB
C++
44 lines
1.6 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 : 2013-10-25
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// Updated : 2014-01-11
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// Licence : This source is under MIT licence
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// File : test/gtx/euler_angle.cpp
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Code sample from Filippo Ramaciotti
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#define GLM_FORCE_RADIANS
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#include <glm/gtc/matrix_transform.hpp>
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#include <glm/gtx/string_cast.hpp>
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#include <glm/gtx/euler_angles.hpp>
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#include <iostream>
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using namespace glm;
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int main()
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{
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f32 first = 1.046f;
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f32 second = 0.52f;
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f32 third = -0.785f;
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fmat4 rotationEuler = eulerAngleYXZ(first, second, third);
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fmat4 rotationInvertedY = eulerAngleY(-1.f*first) * eulerAngleX(second) * eulerAngleZ(third);
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fmat4 rotationDumb = glm::fmat4();
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rotationDumb = rotate(rotationDumb, first, glm::fvec3(0,1,0));
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rotationDumb = rotate(rotationDumb, second, glm::fvec3(1,0,0));
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rotationDumb = rotate(rotationDumb, third, glm::fvec3(0,0,1));
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std::cout << glm::to_string(fmat3(rotationEuler)) << std::endl;
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std::cout << glm::to_string(fmat3(rotationDumb)) << std::endl;
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std::cout << glm::to_string(fmat3(rotationInvertedY )) << std::endl;
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std::cout <<"\nRESIDUAL\n";
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std::cout << glm::to_string(fmat3(rotationEuler-(rotationDumb))) << std::endl;
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std::cout << glm::to_string(fmat3(rotationEuler-(rotationInvertedY ))) << std::endl;
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return 0;
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}
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