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Add a circular test case for the curve

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This commit is contained in:
Paul Ferrand 2020-09-15 22:23:42 +02:00
parent 62ee1abd24
commit 19540e821a
1 changed files with 18 additions and 0 deletions
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18
tests/CurveT.cpp
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@ -9,6 +9,7 @@
#include "catch2/catch.hpp" #include "catch2/catch.hpp"
#include <algorithm> #include <algorithm>
using namespace Catch::literals; using namespace Catch::literals;
using namespace sfz::literals;
TEST_CASE("[Curve] Bipolar 0 to 1") TEST_CASE("[Curve] Bipolar 0 to 1")
{ {
@ -242,3 +243,20 @@ TEST_CASE("[Curve] Default CurveSet")
REQUIRE( curveSet.getCurve(6).evalNormalized(1.0f) == 0.0f ); REQUIRE( curveSet.getCurve(6).evalNormalized(1.0f) == 0.0f );
REQUIRE( curveSet.getCurve(6).evalNormalized(0.3f) == Approx(0.837).margin(1e-3) ); REQUIRE( curveSet.getCurve(6).evalNormalized(0.3f) == Approx(0.837).margin(1e-3) );
} }
TEST_CASE("[Curve] Build from points")
{
std::array<float, sfz::Curve::NumValues> curvePoints;
float val = 0.0f;
float step = 1 / static_cast<float>(sfz::Curve::NumValues);
for (auto& x : curvePoints) {
x = val;
val += step;
}
sfz::Curve curve = sfz::Curve::buildFromPoints(curvePoints.data());
REQUIRE(curve.evalNormalized(0.0) == curvePoints[0]);
REQUIRE(curve.evalNormalized(1.0) == curvePoints[sfz::Curve::NumValues - 1]);
REQUIRE(curve.evalNormalized(63_norm) == curvePoints[63]);
}