submodule/rive-cpp/test/transform_constraint_test.cpp

   1 #include <rive/file.hpp>
   2 #include <rive/node.hpp>
   3 #include <rive/bones/bone.hpp>
   4 #include <rive/shapes/shape.hpp>
   5 #include "no_op_renderer.hpp"
   6 #include "rive_file_reader.hpp"
   7 #include "rive_testing.hpp"
   8 #include <cstdio>
   9
  10 TEST_CASE("transform constraint updates world transform", "[file]") {
  11     auto file = ReadRiveFile("../../test/assets/transform_constraint.riv");
  12
  13     auto artboard = file->artboard();
  14
  15     REQUIRE(artboard->find<rive::TransformComponent>("Target") != nullptr);
  16     auto target = artboard->find<rive::TransformComponent>("Target");
  17
  18     REQUIRE(artboard->find<rive::TransformComponent>("Rectangle") != nullptr);
  19     auto rectangle = artboard->find<rive::TransformComponent>("Rectangle");
  20
  21     artboard->advance(0.0f);
  22
  23     // Expect the transform constraint to have placed the shape in the same
  24     // exact world transform as the target.
  25     REQUIRE(aboutEqual(target->worldTransform(), rectangle->worldTransform()));
  26 }