45 lines
1.6 KiB
C++
45 lines
1.6 KiB
C++
#include <catch2/catch.hpp>
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#include "libslic3r/Point.hpp"
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#include "libslic3r/Polygon.hpp"
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using namespace Slic3r;
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// This test currently only covers remove_collinear_points.
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// All remaining tests are to be ported from xs/t/06_polygon.t
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Slic3r::Points collinear_circle({
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Slic3r::Point::new_scale(0, 0), // 3 collinear points at beginning
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Slic3r::Point::new_scale(10, 0),
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Slic3r::Point::new_scale(20, 0),
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Slic3r::Point::new_scale(30, 10),
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Slic3r::Point::new_scale(40, 20), // 2 collinear points
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Slic3r::Point::new_scale(40, 30),
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Slic3r::Point::new_scale(30, 40), // 3 collinear points
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Slic3r::Point::new_scale(20, 40),
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Slic3r::Point::new_scale(10, 40),
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Slic3r::Point::new_scale(-10, 20),
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Slic3r::Point::new_scale(-20, 10),
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Slic3r::Point::new_scale(-20, 0), // 3 collinear points at end
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Slic3r::Point::new_scale(-10, 0),
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Slic3r::Point::new_scale(-5, 0)
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});
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SCENARIO("Remove collinear points from Polygon", "[Polygon]") {
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GIVEN("Polygon with collinear points"){
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Slic3r::Polygon p(collinear_circle);
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WHEN("collinear points are removed") {
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remove_collinear(p);
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THEN("Leading collinear points are removed") {
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REQUIRE(p.points.front() == Slic3r::Point::new_scale(20, 0));
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}
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THEN("Trailing collinear points are removed") {
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REQUIRE(p.points.back() == Slic3r::Point::new_scale(-20, 0));
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}
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THEN("Number of remaining points is correct") {
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REQUIRE(p.points.size() == 7);
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}
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}
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}
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}
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