32 lines
1.1 KiB
C++
32 lines
1.1 KiB
C++
#include <mbgl/test/util.hpp>
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#include <mbgl/geometry/line_atlas.hpp>
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#include <random>
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using namespace mbgl;
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TEST(LineAtlas, Random) {
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std::mt19937 generator(42); // Use the same seed for reproducible tests.
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std::uniform_int_distribution<size_t> countDistribution(0, 12);
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std::uniform_int_distribution<size_t> capStyleDistribution(0, 1);
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std::normal_distribution<float> lengthDistribution(3, 5);
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for (size_t it = 0; it < 100; it++) {
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LineAtlas atlas;
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std::vector<float> dasharray;
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dasharray.reserve(8);
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for (size_t j = 0; j < 100; j++) {
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dasharray.resize(0);
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const size_t count = countDistribution(generator);
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for (size_t i = 0; i < count; i++) {
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dasharray.push_back(lengthDistribution(generator));
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}
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const LinePatternCap patternCap = capStyleDistribution(generator) > 0 ? LinePatternCap::Round
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: LinePatternCap::Square;
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atlas.getDashPatternTexture(dasharray, dasharray, patternCap);
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}
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}
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}
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