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jfjoch_viewer: Auto foreground comes from integer histogram - it is much faster compared to previous implementation

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leonarski_f
2025-12-12 15:17:55 +01:00
parent f235346467
commit 01adfa342b
4 changed files with 74 additions and 95 deletions
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75
tests/HistogramTest.cpp
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@@ -29,61 +29,58 @@ TEST_CASE("SetAverage") {
CHECK(p.GetPlots()[0].y[99] == 0.0);
}
TEST_CASE("FloatHistogram") {
FloatHistogram h(100, 100.0, 200.0);
h.Add(150.5);
h.Add(100.2);
h.Add(100.9999);
h.Add(100.0);
h.Add(100.00001);
h.Add(101.0);
h.Add(200.0);
TEST_CASE("Histogram") {
Histogram h(200);
h.Add(150);
h.Add(100);
h.Add(100);
h.Add(100);
h.Add(100);
h.Add(101);
h.Add(199);
h.Add(200); // Outside or range
h.Add(-1); // Outside of range
auto p = h.GetPlot();
REQUIRE(p.GetPlots().size() == 1);
REQUIRE(p.GetPlots()[0].x.size() == 100);
REQUIRE(p.GetPlots()[0].y.size() == 100);
CHECK(p.GetPlots()[0].x[0] == 100.5);
CHECK(p.GetPlots()[0].x[34] == 134.5);
CHECK(p.GetPlots()[0].x[99] == 199.5);
CHECK(p.GetPlots()[0].y[0] == 4.0);
CHECK(p.GetPlots()[0].y[1] == 1.0);
CHECK(p.GetPlots()[0].y[50] == 1.0);
CHECK(p.GetPlots()[0].y[99] == 0.0);
CHECK(h.GetTotalCount() == 7);
auto p = h.GetCount();
REQUIRE(p.size() == 200);
CHECK(p[100] == 4);
CHECK(p[150] == 1);
CHECK(p[199] == 1);
CHECK(p[101] == 1);
CHECK(p[55] == 0);
}
TEST_CASE("FloatHistogram_Percentile") {
FloatHistogram h(111, 89.5, 200.5);
TEST_CASE("Histogram_Percentile") {
Histogram h(500);
for (int i = 0; i < 8; i++)
h.Add(100.0f);
h.Add(150.0f);
h.Add(200.0f);
CHECK(h.Percentile(0.0f).value_or(-1) == Catch::Approx(100.0f));
CHECK(h.Percentile(30.0f).value_or(-1) == Catch::Approx(100.0f));
CHECK(h.Percentile(50.0f).value_or(-1) == Catch::Approx(100.0f));
CHECK(h.Percentile(80.0f).value_or(-1) == Catch::Approx(100.0f));
CHECK(h.Percentile(90.0f).value_or(-1) == Catch::Approx(150.0f));
CHECK(h.Percentile(100.0f).value_or(-1) == Catch::Approx(200.0f));
CHECK(h.Percentile(0.0f).value_or(-1) == 100);
CHECK(h.Percentile(30.0f).value_or(-1) == 100);
CHECK(h.Percentile(50.0f).value_or(-1) == 100);
CHECK(h.Percentile(80.0f).value_or(-1) == 100);
CHECK(h.Percentile(90.0f).value_or(-1) == 150);
CHECK(h.Percentile(100.0f).value_or(-1) == 200);
CHECK(h.TotalCount() == 10);
CHECK(h.GetTotalCount() == 10);
}
TEST_CASE("FloatHistogram_Clear") {
FloatHistogram h(111, 89.5, 200.5);
TEST_CASE("Histogram_Clear") {
Histogram h(300);
for (int i = 0; i < 8; i++)
h.Add(100.0f);
h.Add(150.0f);
h.Add(200.0f);
h.Add(100);
h.Add(150);
h.Add(200);
CHECK(h.TotalCount() == 10);
CHECK(h.GetTotalCount() == 10);
h.clear();
CHECK(h.TotalCount() == 0);
CHECK(h.GetTotalCount() == 0);
h.Add(200.0f);
CHECK(h.TotalCount() == 1);
CHECK(h.GetTotalCount() == 1);
}