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47 lines
1.1 KiB
C++
47 lines
1.1 KiB
C++
#define GLM_ENABLE_EXPERIMENTAL
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#include <glm/gtc/quaternion.hpp>
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#include <glm/gtx/matrix_interpolation.hpp>
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#include <iostream>
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int test_axisAngle()
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{
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int Error = 0;
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glm::mat4 m1(-0.9946f, 0.0f, -0.104531f, 0.0f,
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0.0f, 1.0f, 0.0f, 0.0f,
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0.104531f, 0.0f, -0.9946f, 0.0f,
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0.0f, 0.0f, 0.0f, 1.0f);
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glm::mat4 m2(-0.992624f, 0.0f, -0.121874f, 0.0f,
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0.0f, 1.0f, 0.0f, 0.0f,
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0.121874f, 0.0f, -0.992624f, 0.0f,
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0.0f, 0.0f, 0.0f, 1.0f);
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glm::mat4 const m1rot = glm::extractMatrixRotation(m1);
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glm::mat4 const dltRotation = m2 * glm::transpose(m1rot);
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glm::vec3 dltAxis(0.0f);
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float dltAngle = 0.0f;
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glm::axisAngle(dltRotation, dltAxis, dltAngle);
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std::cout << "dltAngle: (" << dltAxis.x << ", " << dltAxis.y << ", " << dltAxis.z << "), dltAngle: " << dltAngle << std::endl;
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glm::fquat q = glm::quat_cast(dltRotation);
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std::cout << "q: (" << q.x << ", " << q.y << ", " << q.z << ", " << q.w << ")" << std::endl;
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float yaw = glm::yaw(q);
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std::cout << "Yaw: " << yaw << std::endl;
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return Error;
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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_axisAngle();
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return Error;
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}
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