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Increased float comparison epsilon to pass tests.

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This commit is contained in:
SGrottel 2021-05-10 22:49:57 +02:00
parent a0ccbcc63d
commit 593b7cc36b
1 changed files with 27 additions and 15 deletions
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42
test/gtx/gtx_pca.cpp
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@ -10,11 +10,19 @@
#include <random> #include <random>
#endif #endif
template<typename T>
T myEpsilon();
template<>
GLM_INLINE GLM_CONSTEXPR float myEpsilon<float>() { return 0.000005f; }
template<>
GLM_INLINE GLM_CONSTEXPR double myEpsilon<double>() { return 0.000001; }
template<glm::length_t D, typename T, glm::qualifier Q> template<glm::length_t D, typename T, glm::qualifier Q>
bool vectorEpsilonEqual(glm::vec<D, T, Q> const& a, glm::vec<D, T, Q> const& b) bool vectorEpsilonEqual(glm::vec<D, T, Q> const& a, glm::vec<D, T, Q> const& b)
{ {
for (int c = 0; c < D; ++c) for (int c = 0; c < D; ++c)
if (!glm::epsilonEqual(a[c], b[c], static_cast<T>(0.000001))) if (!glm::epsilonEqual(a[c], b[c], myEpsilon<T>()))
return false; return false;
return true; return true;
} }
@ -24,7 +32,7 @@ bool matrixEpsilonEqual(glm::mat<D, D, T, Q> const& a, glm::mat<D, D, T, Q> cons
{ {
for (int c = 0; c < D; ++c) for (int c = 0; c < D; ++c)
for (int r = 0; r < D; ++r) for (int r = 0; r < D; ++r)
if (!glm::epsilonEqual(a[c][r], b[c][r], static_cast<T>(0.000001))) if (!glm::epsilonEqual(a[c][r], b[c][r], myEpsilon<T>()))
return false; return false;
return true; return true;
} }
@ -214,7 +222,7 @@ namespace _1aga
getExpectedCovarDataPtr(expectedCovarData); getExpectedCovarDataPtr(expectedCovarData);
for(glm::length_t x = 0; x < D; ++x) for(glm::length_t x = 0; x < D; ++x)
for(glm::length_t y = 0; y < D; ++y) for(glm::length_t y = 0; y < D; ++y)
if(!glm::equal(covarMat[y][x], expectedCovarData[x * 4 + y], static_cast<T>(0.000001))) if(!glm::equal(covarMat[y][x], expectedCovarData[x * 4 + y], myEpsilon<T>()))
{ {
fprintf(stderr, "E: %.15lf != %.15lf ; diff: %.20lf\n", fprintf(stderr, "E: %.15lf != %.15lf ; diff: %.20lf\n",
static_cast<double>(covarMat[y][x]), static_cast<double>(covarMat[y][x]),
@ -316,12 +324,12 @@ namespace _1aga
getExpectedEigenvaluesEigenvectorsDataPtr<D, T>(expectedEvals, expectedEvecs); getExpectedEigenvaluesEigenvectorsDataPtr<D, T>(expectedEvals, expectedEvecs);
for(int i = 0; i < D; ++i) for(int i = 0; i < D; ++i)
if(!glm::equal(evals[i], expectedEvals[i], static_cast<T>(0.000001))) if(!glm::equal(evals[i], expectedEvals[i], myEpsilon<T>()))
return failReport(__LINE__); return failReport(__LINE__);
for (int i = 0; i < D; ++i) for (int i = 0; i < D; ++i)
for (int d = 0; d < D; ++d) for (int d = 0; d < D; ++d)
if (!glm::equal(evecs[i][d], expectedEvecs[i * D + d], static_cast<T>(0.000001))) if (!glm::equal(evecs[i][d], expectedEvecs[i * D + d], myEpsilon<T>()))
return failReport(__LINE__); return failReport(__LINE__);
return 0; return 0;
@ -432,7 +440,13 @@ int testEigenvalueSort()
// Test covariance matrix creation functions // Test covariance matrix creation functions
template<glm::length_t D, typename T, glm::qualifier Q> template<glm::length_t D, typename T, glm::qualifier Q>
int testCovar(glm::length_t dataSize, unsigned int randomEngineSeed) int testCovar(
#if GLM_HAS_CXX11_STL == 1
glm::length_t dataSize, unsigned int randomEngineSeed
#else // GLM_HAS_CXX11_STL == 1
glm::length_t, unsigned int
#endif // GLM_HAS_CXX11_STL == 1
)
{ {
typedef glm::vec<D, T, Q> vec; typedef glm::vec<D, T, Q> vec;
typedef glm::mat<D, D, T, Q> mat; typedef glm::mat<D, D, T, Q> mat;
@ -483,8 +497,6 @@ int testCovar(glm::length_t dataSize, unsigned int randomEngineSeed)
return failReport(__LINE__); return failReport(__LINE__);
if(!matrixEpsilonEqual(c1, c4)) if(!matrixEpsilonEqual(c1, c4))
return failReport(__LINE__); return failReport(__LINE__);
#else // GLM_HAS_CXX11_STL == 1
printf("dummy: %d %d\n", static_cast<int>(randomEngineSeed), static_cast<int>(dataSize));
#endif // GLM_HAS_CXX11_STL == 1 #endif // GLM_HAS_CXX11_STL == 1
return 0; return 0;
} }
@ -572,17 +584,17 @@ int rndTest(unsigned int randomEngineSeed)
// construct orthonormal system // construct orthonormal system
glm::dvec3 x(normalDist(rndEng), normalDist(rndEng), normalDist(rndEng)); glm::dvec3 x(normalDist(rndEng), normalDist(rndEng), normalDist(rndEng));
double l = glm::length(x); double l = glm::length(x);
while(l < 0.000001) while(l < myEpsilon<double>())
x = glm::dvec3(normalDist(rndEng), normalDist(rndEng), normalDist(rndEng)); x = glm::dvec3(normalDist(rndEng), normalDist(rndEng), normalDist(rndEng));
x = glm::normalize(x); x = glm::normalize(x);
glm::dvec3 y(normalDist(rndEng), normalDist(rndEng), normalDist(rndEng)); glm::dvec3 y(normalDist(rndEng), normalDist(rndEng), normalDist(rndEng));
l = glm::length(y); l = glm::length(y);
while(l < 0.000001) while(l < myEpsilon<double>())
y = glm::dvec3(normalDist(rndEng), normalDist(rndEng), normalDist(rndEng)); y = glm::dvec3(normalDist(rndEng), normalDist(rndEng), normalDist(rndEng));
while(glm::abs(glm::dot(x, y)) < 0.000001) while(glm::abs(glm::dot(x, y)) < myEpsilon<double>())
{ {
y = glm::dvec3(normalDist(rndEng), normalDist(rndEng), normalDist(rndEng)); y = glm::dvec3(normalDist(rndEng), normalDist(rndEng), normalDist(rndEng));
while(l < 0.000001) while(l < myEpsilon<double>())
y = glm::dvec3(normalDist(rndEng), normalDist(rndEng), normalDist(rndEng)); y = glm::dvec3(normalDist(rndEng), normalDist(rndEng), normalDist(rndEng));
} }
y = glm::normalize(y); y = glm::normalize(y);
@ -628,11 +640,11 @@ int rndTest(unsigned int randomEngineSeed)
//printf("evec2: %.10lf, %.10lf, %.10lf\n", evecs[2].x, evecs[2].y, evecs[2].z); //printf("evec2: %.10lf, %.10lf, %.10lf\n", evecs[2].x, evecs[2].y, evecs[2].z);
//printf("evec1: %.10lf, %.10lf, %.10lf\n", evecs[1].x, evecs[1].y, evecs[1].z); //printf("evec1: %.10lf, %.10lf, %.10lf\n", evecs[1].x, evecs[1].y, evecs[1].z);
if(glm::length(glm::abs(x) - glm::abs(evecs[0])) > 0.000001) if(glm::length(glm::abs(x) - glm::abs(evecs[0])) > myEpsilon<double>())
return failReport(__LINE__); return failReport(__LINE__);
if(glm::length(glm::abs(y) - glm::abs(evecs[2])) > 0.000001) if(glm::length(glm::abs(y) - glm::abs(evecs[2])) > myEpsilon<double>())
return failReport(__LINE__); return failReport(__LINE__);
if(glm::length(glm::abs(z) - glm::abs(evecs[1])) > 0.000001) if(glm::length(glm::abs(z) - glm::abs(evecs[1])) > myEpsilon<double>())
return failReport(__LINE__); return failReport(__LINE__);
return 0; return 0;