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87 lines
1.5 KiB
C++
87 lines
1.5 KiB
C++
#define GLM_ENABLE_EXPERIMENTAL
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#include <glm/glm.hpp>
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#include <glm/gtc/epsilon.hpp>
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#include <glm/gtx/matrix_operation.hpp>
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#include <limits>
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int test_adjugate()
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{
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int Error = 0;
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const float epsilon = std::numeric_limits<float>::epsilon();
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// mat2
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const glm::mat2 m2(
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2, 3,
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1, 5
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);
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const glm::mat2 eam2(
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5, -3,
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-1, 2
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);
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const glm::mat2 am2 = glm::adjugate(m2);
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Error += glm::all(glm::bvec2(
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glm::all(glm::epsilonEqual(am2[0], eam2[0], epsilon)),
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glm::all(glm::epsilonEqual(am2[1], eam2[1], epsilon))
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)) ? 0 : 1;
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// mat3
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const glm::mat3 m3(
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2, 3, 3,
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1, 5, 4,
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4, 6, 8
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);
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const glm::mat3 eam3(
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16, -6, -3,
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8, 4, -5,
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-14, 0, 7
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);
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const glm::mat3 am3 = glm::adjugate(m3);
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Error += glm::all(glm::bvec3(
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glm::all(glm::epsilonEqual(am3[0], eam3[0], epsilon)),
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glm::all(glm::epsilonEqual(am3[1], eam3[1], epsilon)),
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glm::all(glm::epsilonEqual(am3[2], eam3[2], epsilon))
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)) ? 0 : 1;
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// mat4
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const glm::mat4 m4(
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2, 3, 3, 1,
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1, 5, 4, 3,
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4, 6, 8, 5,
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-2, -3, -3, 4
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);
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const glm::mat4 eam4(
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97, -30, -15, 17,
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45, 20, -25, 5,
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-91, 0, 35, -21,
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14, 0, 0, 14
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);
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const glm::mat4 am4 = glm::adjugate(m4);
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Error += glm::all(glm::bvec4(
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glm::all(glm::epsilonEqual(am4[0], eam4[0], epsilon)),
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glm::all(glm::epsilonEqual(am4[1], eam4[1], epsilon)),
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glm::all(glm::epsilonEqual(am4[2], eam4[2], epsilon)),
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glm::all(glm::epsilonEqual(am4[3], eam4[3], epsilon))
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)) ? 0 : 1;
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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_adjugate();
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return Error;
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}
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