From 34a64e6ffefaab007578932ddbab931a25f1d56e Mon Sep 17 00:00:00 2001 From: crupest Date: Sun, 15 May 2022 14:15:31 +0800 Subject: ... --- test/platform/graphics/direct2d/ConvertTest.cpp | 31 +++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 test/platform/graphics/direct2d/ConvertTest.cpp (limited to 'test/platform/graphics/direct2d/ConvertTest.cpp') diff --git a/test/platform/graphics/direct2d/ConvertTest.cpp b/test/platform/graphics/direct2d/ConvertTest.cpp new file mode 100644 index 00000000..c30bb6a5 --- /dev/null +++ b/test/platform/graphics/direct2d/ConvertTest.cpp @@ -0,0 +1,31 @@ +#include "cru/platform/Matrix.h" +#include "cru/platform/graphics/direct2d/ConvertUtil.h" + +#include +#include "catch2/catch_approx.hpp" + +using Catch::Approx; +using cru::platform::Matrix; +using cru::platform::graphics::direct2d::Convert; + +TEST_CASE("MatrixConvert Rotation", "[matrix]") { + auto matrix = Convert(Matrix::Rotation(90)); + + auto m = *D2D1::Matrix3x2F::ReinterpretBaseType(&matrix); + + auto p = m.TransformPoint({1, 1}); + + REQUIRE(p.x == Approx(-1)); + REQUIRE(p.y == Approx(1)); +} + +TEST_CASE("MatrixConvert RotationAndTranslation", "[matrix]") { + auto matrix = Convert(Matrix::Rotation(90) * Matrix::Translation(1, 1)); + + auto m = *D2D1::Matrix3x2F::ReinterpretBaseType(&matrix); + + auto p = m.TransformPoint({1, 1}); + + REQUIRE(p.x == Approx(0)); + REQUIRE(p.y == Approx(2)); +} -- cgit v1.2.3