mirror of
https://github.com/minetest/irrlicht.git
synced 2024-11-11 12:50:36 +01:00
273 lines
11 KiB
C++
273 lines
11 KiB
C++
#define CATCH_CONFIG_MAIN
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#include <catch.hpp>
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#include <irrlicht.h>
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#include <iostream>
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using namespace std;
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class ScopedMesh
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{
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public:
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ScopedMesh(irr::io::IReadFile* file)
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: m_device { irr::createDevice(irr::video::EDT_NULL) }
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, m_mesh { nullptr }
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{
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auto* smgr = m_device->getSceneManager();
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m_mesh = smgr->getMesh(file);
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}
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ScopedMesh(const irr::io::path& filepath)
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: m_device { irr::createDevice(irr::video::EDT_NULL) }
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, m_mesh { nullptr }
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{
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auto* smgr = m_device->getSceneManager();
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m_mesh = smgr->getMesh(filepath, "");
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}
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~ScopedMesh()
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{
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m_device->drop();
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m_mesh = nullptr;
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}
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const irr::scene::IAnimatedMesh* getMesh() const
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{
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return m_mesh;
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}
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private:
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irr::IrrlichtDevice* m_device;
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irr::scene::IAnimatedMesh* m_mesh;
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};
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TEST_CASE("load empty gltf file") {
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ScopedMesh sm("source/Irrlicht/tests/assets/empty.gltf");
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CHECK(sm.getMesh() == nullptr);
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}
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TEST_CASE("minimal triangle") {
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ScopedMesh sm("source/Irrlicht/tests/assets/minimal_triangle.gltf");
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REQUIRE(sm.getMesh() != nullptr);
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REQUIRE(sm.getMesh()->getMeshBufferCount() == 1);
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SECTION("vertex coordinates are correct") {
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REQUIRE(sm.getMesh()->getMeshBuffer(0)->getVertexCount() == 3);
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const auto* vertices = reinterpret_cast<irr::video::S3DVertex*>(
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sm.getMesh()->getMeshBuffer(0)->getVertices());
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CHECK(vertices[0].Pos == irr::core::vector3df {0.0f, 0.0f, 0.0f});
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CHECK(vertices[1].Pos == irr::core::vector3df {1.0f, 0.0f, 0.0f});
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CHECK(vertices[2].Pos == irr::core::vector3df {0.0f, 1.0f, 0.0f});
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}
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SECTION("vertex indices are correct") {
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REQUIRE(sm.getMesh()->getMeshBuffer(0)->getIndexCount() == 3);
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const auto* indices = reinterpret_cast<irr::u16*>(
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sm.getMesh()->getMeshBuffer(0)->getIndices());
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CHECK(indices[0] == 2);
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CHECK(indices[1] == 1);
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CHECK(indices[2] == 0);
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}
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}
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TEST_CASE("blender cube") {
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ScopedMesh sm("source/Irrlicht/tests/assets/blender_cube.gltf");
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REQUIRE(sm.getMesh() != nullptr);
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REQUIRE(sm.getMesh()->getMeshBufferCount() == 1);
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SECTION("vertex coordinates are correct") {
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REQUIRE(sm.getMesh()->getMeshBuffer(0)->getVertexCount() == 24);
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const auto* vertices = reinterpret_cast<irr::video::S3DVertex*>(
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sm.getMesh()->getMeshBuffer(0)->getVertices());
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CHECK(vertices[0].Pos == irr::core::vector3df{-10.0f, -10.0f, -10.0f});
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CHECK(vertices[3].Pos == irr::core::vector3df{-10.0f, 10.0f, -10.0f});
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CHECK(vertices[6].Pos == irr::core::vector3df{-10.0f, -10.0f, 10.0f});
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CHECK(vertices[9].Pos == irr::core::vector3df{-10.0f, 10.0f, 10.0f});
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CHECK(vertices[12].Pos == irr::core::vector3df{10.0f, -10.0f, -10.0f});
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CHECK(vertices[15].Pos == irr::core::vector3df{10.0f, 10.0f, -10.0f});
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CHECK(vertices[18].Pos == irr::core::vector3df{10.0f, -10.0f, 10.0f});
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CHECK(vertices[21].Pos == irr::core::vector3df{10.0f, 10.0f, 10.0f});
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}
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SECTION("vertex indices are correct") {
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REQUIRE(sm.getMesh()->getMeshBuffer(0)->getIndexCount() == 36);
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const auto* indices = reinterpret_cast<irr::u16*>(
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sm.getMesh()->getMeshBuffer(0)->getIndices());
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CHECK(indices[0] == 16);
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CHECK(indices[1] == 5);
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CHECK(indices[2] == 22);
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CHECK(indices[35] == 0);
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}
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SECTION("vertex normals are correct") {
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REQUIRE(sm.getMesh()->getMeshBuffer(0)->getVertexCount() == 24);
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const auto* vertices = reinterpret_cast<irr::video::S3DVertex*>(
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sm.getMesh()->getMeshBuffer(0)->getVertices());
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CHECK(vertices[0].Normal == irr::core::vector3df{-1.0f, 0.0f, 0.0f});
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CHECK(vertices[1].Normal == irr::core::vector3df{0.0f, -1.0f, 0.0f});
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CHECK(vertices[2].Normal == irr::core::vector3df{0.0f, 0.0f, -1.0f});
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CHECK(vertices[3].Normal == irr::core::vector3df{-1.0f, 0.0f, 0.0f});
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CHECK(vertices[6].Normal == irr::core::vector3df{-1.0f, 0.0f, 0.0f});
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CHECK(vertices[23].Normal == irr::core::vector3df{1.0f, 0.0f, 0.0f});
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}
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SECTION("texture coords are correct") {
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REQUIRE(sm.getMesh()->getMeshBuffer(0)->getVertexCount() == 24);
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const auto* vertices = reinterpret_cast<irr::video::S3DVertex*>(
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sm.getMesh()->getMeshBuffer(0)->getVertices());
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CHECK(vertices[0].TCoords == irr::core::vector2df{0.375f, 1.0f});
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CHECK(vertices[1].TCoords == irr::core::vector2df{0.125f, 0.25f});
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CHECK(vertices[2].TCoords == irr::core::vector2df{0.375f, 0.0f});
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CHECK(vertices[3].TCoords == irr::core::vector2df{0.6250f, 1.0f});
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CHECK(vertices[6].TCoords == irr::core::vector2df{0.375f, 0.75f});
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}
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}
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TEST_CASE("mesh loader returns nullptr when given null file pointer") {
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ScopedMesh sm(nullptr);
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CHECK(sm.getMesh() == nullptr);
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}
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TEST_CASE("invalid JSON returns nullptr") {
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ScopedMesh sm("source/Irrlicht/tests/assets/json_missing_brace.gltf");
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CHECK(sm.getMesh() == nullptr);
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}
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TEST_CASE("snow man") {
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ScopedMesh sm("source/Irrlicht/tests/assets/snow_man.gltf");
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REQUIRE(sm.getMesh() != nullptr);
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REQUIRE(sm.getMesh()->getMeshBufferCount() == 3);
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SECTION("vertex coordinates are correct for all buffers") {
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REQUIRE(sm.getMesh()->getMeshBuffer(0)->getVertexCount() == 24);
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const auto* vertices = reinterpret_cast<irr::video::S3DVertex*>(
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sm.getMesh()->getMeshBuffer(0)->getVertices());
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CHECK(vertices[0].Pos == irr::core::vector3df{3.0f, 24.0f, -3.0f});
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CHECK(vertices[3].Pos == irr::core::vector3df{3.0f, 18.0f, 3.0f});
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CHECK(vertices[6].Pos == irr::core::vector3df{-3.0f, 18.0f, -3.0f});
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CHECK(vertices[9].Pos == irr::core::vector3df{3.0f, 24.0f, 3.0f});
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CHECK(vertices[12].Pos == irr::core::vector3df{3.0f, 18.0f, -3.0f});
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CHECK(vertices[15].Pos == irr::core::vector3df{-3.0f, 18.0f, 3.0f});
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CHECK(vertices[18].Pos == irr::core::vector3df{3.0f, 18.0f, -3.0f});
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CHECK(vertices[21].Pos == irr::core::vector3df{3.0f, 18.0f, 3.0f});
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vertices = reinterpret_cast<irr::video::S3DVertex*>(
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sm.getMesh()->getMeshBuffer(1)->getVertices());
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CHECK(vertices[2].Pos == irr::core::vector3df{5.0f, 10.0f, 5.0f});
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CHECK(vertices[3].Pos == irr::core::vector3df{5.0f, 0.0f, 5.0f});
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CHECK(vertices[7].Pos == irr::core::vector3df{-5.0f, 0.0f, 5.0f});
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CHECK(vertices[8].Pos == irr::core::vector3df{5.0f, 10.0f, -5.0f});
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CHECK(vertices[14].Pos == irr::core::vector3df{5.0f, 0.0f, 5.0f});
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CHECK(vertices[16].Pos == irr::core::vector3df{5.0f, 10.0f, -5.0f});
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CHECK(vertices[22].Pos == irr::core::vector3df{-5.0f, 10.0f, 5.0f});
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CHECK(vertices[23].Pos == irr::core::vector3df{-5.0f, 0.0f, 5.0f});
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vertices = reinterpret_cast<irr::video::S3DVertex*>(
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sm.getMesh()->getMeshBuffer(2)->getVertices());
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CHECK(vertices[1].Pos == irr::core::vector3df{4.0f, 10.0f, -4.0f});
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CHECK(vertices[2].Pos == irr::core::vector3df{4.0f, 18.0f, 4.0f});
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CHECK(vertices[3].Pos == irr::core::vector3df{4.0f, 10.0f, 4.0f});
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CHECK(vertices[10].Pos == irr::core::vector3df{-4.0f, 18.0f, -4.0f});
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CHECK(vertices[11].Pos == irr::core::vector3df{-4.0f, 18.0f, 4.0f});
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CHECK(vertices[12].Pos == irr::core::vector3df{4.0f, 10.0f, -4.0f});
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CHECK(vertices[17].Pos == irr::core::vector3df{-4.0f, 18.0f, -4.0f});
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CHECK(vertices[18].Pos == irr::core::vector3df{4.0f, 10.0f, -4.0f});
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}
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SECTION("vertex indices are correct for all buffers") {
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REQUIRE(sm.getMesh()->getMeshBuffer(0)->getIndexCount() == 36);
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const auto* indices = reinterpret_cast<irr::u16*>(
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sm.getMesh()->getMeshBuffer(0)->getIndices());
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CHECK(indices[0] == 23);
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CHECK(indices[1] == 21);
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CHECK(indices[2] == 22);
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CHECK(indices[35] == 2);
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REQUIRE(sm.getMesh()->getMeshBuffer(1)->getIndexCount() == 36);
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indices = reinterpret_cast<irr::u16*>(
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sm.getMesh()->getMeshBuffer(1)->getIndices());
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CHECK(indices[10] == 16);
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CHECK(indices[11] == 18);
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CHECK(indices[15] == 13);
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CHECK(indices[27] == 5);
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REQUIRE(sm.getMesh()->getMeshBuffer(1)->getIndexCount() == 36);
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indices = reinterpret_cast<irr::u16*>(
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sm.getMesh()->getMeshBuffer(2)->getIndices());
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CHECK(indices[26] == 6);
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CHECK(indices[27] == 5);
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CHECK(indices[29] == 6);
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CHECK(indices[32] == 2);
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}
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SECTION("vertex normals are correct for all buffers") {
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REQUIRE(sm.getMesh()->getMeshBuffer(0)->getVertexCount() == 24);
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const auto* vertices = reinterpret_cast<irr::video::S3DVertex*>(
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sm.getMesh()->getMeshBuffer(0)->getVertices());
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CHECK(vertices[0].Normal == irr::core::vector3df{1.0f, 0.0f, -0.0f});
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CHECK(vertices[1].Normal == irr::core::vector3df{1.0f, 0.0f, -0.0f});
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CHECK(vertices[2].Normal == irr::core::vector3df{1.0f, 0.0f, -0.0f});
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CHECK(vertices[3].Normal == irr::core::vector3df{1.0f, 0.0f, -0.0f});
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CHECK(vertices[6].Normal == irr::core::vector3df{-1.0f, 0.0f, -0.0f});
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CHECK(vertices[23].Normal == irr::core::vector3df{0.0f, 0.0f, 1.0f});
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vertices = reinterpret_cast<irr::video::S3DVertex*>(
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sm.getMesh()->getMeshBuffer(1)->getVertices());
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CHECK(vertices[0].Normal == irr::core::vector3df{1.0f, 0.0f, -0.0f});
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CHECK(vertices[1].Normal == irr::core::vector3df{1.0f, 0.0f, -0.0f});
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CHECK(vertices[3].Normal == irr::core::vector3df{1.0f, 0.0f, -0.0f});
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CHECK(vertices[6].Normal == irr::core::vector3df{-1.0f, 0.0f, -0.0f});
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CHECK(vertices[7].Normal == irr::core::vector3df{-1.0f, 0.0f, -0.0f});
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CHECK(vertices[22].Normal == irr::core::vector3df{0.0f, 0.0f, 1.0f});
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vertices = reinterpret_cast<irr::video::S3DVertex*>(
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sm.getMesh()->getMeshBuffer(2)->getVertices());
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CHECK(vertices[3].Normal == irr::core::vector3df{1.0f, 0.0f, -0.0f});
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CHECK(vertices[4].Normal == irr::core::vector3df{-1.0f, 0.0f, -0.0f});
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CHECK(vertices[5].Normal == irr::core::vector3df{-1.0f, 0.0f, -0.0f});
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CHECK(vertices[10].Normal == irr::core::vector3df{0.0f, 1.0f, -0.0f});
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CHECK(vertices[11].Normal == irr::core::vector3df{0.0f, 1.0f, -0.0f});
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CHECK(vertices[19].Normal == irr::core::vector3df{0.0f, 0.0f, -1.0f});
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}
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SECTION("texture coords are correct for all buffers") {
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REQUIRE(sm.getMesh()->getMeshBuffer(0)->getVertexCount() == 24);
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const auto* vertices = reinterpret_cast<irr::video::S3DVertex*>(
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sm.getMesh()->getMeshBuffer(0)->getVertices());
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CHECK(vertices[0].TCoords == irr::core::vector2df{0.583333, 0.791667});
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CHECK(vertices[1].TCoords == irr::core::vector2df{0.583333, 0.666667});
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CHECK(vertices[2].TCoords == irr::core::vector2df{0.708333, 0.791667});
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CHECK(vertices[5].TCoords == irr::core::vector2df{0.375, 0.416667});
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CHECK(vertices[6].TCoords == irr::core::vector2df{0.5, 0.291667});
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CHECK(vertices[19].TCoords == irr::core::vector2df{0.708333, 0.75});
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vertices = reinterpret_cast<irr::video::S3DVertex*>(
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sm.getMesh()->getMeshBuffer(1)->getVertices());
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CHECK(vertices[1].TCoords == irr::core::vector2df{0, 0.791667});
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CHECK(vertices[4].TCoords == irr::core::vector2df{0.208333, 0.791667});
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CHECK(vertices[5].TCoords == irr::core::vector2df{0, 0.791667});
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CHECK(vertices[6].TCoords == irr::core::vector2df{0.208333, 0.583333});
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CHECK(vertices[12].TCoords == irr::core::vector2df{0.416667, 0.791667});
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CHECK(vertices[15].TCoords == irr::core::vector2df{0.208333, 0.583333});
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vertices = reinterpret_cast<irr::video::S3DVertex*>(
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sm.getMesh()->getMeshBuffer(2)->getVertices());
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CHECK(vertices[10].TCoords == irr::core::vector2df{0.375, 0.416667});
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CHECK(vertices[11].TCoords == irr::core::vector2df{0.375, 0.583333});
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CHECK(vertices[12].TCoords == irr::core::vector2df{0.708333, 0.625});
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CHECK(vertices[17].TCoords == irr::core::vector2df{0.541667, 0.458333});
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CHECK(vertices[20].TCoords == irr::core::vector2df{0.208333, 0.416667});
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CHECK(vertices[22].TCoords == irr::core::vector2df{0.375, 0.416667});
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}
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} |