diff options
| -rw-r--r-- | src/crepe/api/Color.h | 4 | ||||
| -rw-r--r-- | src/crepe/system/RenderSystem.cpp | 7 | ||||
| -rw-r--r-- | src/test/CMakeLists.txt | 1 | ||||
| -rw-r--r-- | src/test/rendering.cpp | 174 |
4 files changed, 182 insertions, 4 deletions
diff --git a/src/crepe/api/Color.h b/src/crepe/api/Color.h index aa47bf4..c207ba7 100644 --- a/src/crepe/api/Color.h +++ b/src/crepe/api/Color.h @@ -21,13 +21,13 @@ public: static const Color & get_yellow(); static const Color & get_black(); -private: - // TODO: why are these private!? +public: uint8_t r; uint8_t g; uint8_t b; uint8_t a; +private: static Color white; static Color red; static Color green; diff --git a/src/crepe/system/RenderSystem.cpp b/src/crepe/system/RenderSystem.cpp index 11c20f5..82257c4 100644 --- a/src/crepe/system/RenderSystem.cpp +++ b/src/crepe/system/RenderSystem.cpp @@ -1,6 +1,7 @@ #include <algorithm> #include <cassert> #include <functional> +#include <stdexcept> #include <vector> #include "../ComponentManager.h" @@ -20,6 +21,8 @@ void RenderSystem::update_camera() { std::vector<std::reference_wrapper<Camera>> cameras = mgr.get_components_by_type<Camera>(); + if (cameras.size() == 0) throw std::runtime_error("No cameras in current scene"); + for (Camera & cam : cameras) { SDLContext::get_instance().camera(cam); this->curr_cam_ref = &cam; @@ -27,8 +30,8 @@ void RenderSystem::update_camera() { } bool sorting_comparison(const Sprite & a, const Sprite & b) { - if (a.sorting_in_layer > b.sorting_in_layer) return true; - if (a.sorting_in_layer == b.sorting_in_layer) return a.order_in_layer > b.order_in_layer; + if (a.sorting_in_layer < b.sorting_in_layer) return true; + if (a.sorting_in_layer == b.sorting_in_layer) return a.order_in_layer < b.order_in_layer; return false; } diff --git a/src/test/CMakeLists.txt b/src/test/CMakeLists.txt index 49c8151..0969a52 100644 --- a/src/test/CMakeLists.txt +++ b/src/test/CMakeLists.txt @@ -3,5 +3,6 @@ target_sources(test_main PUBLIC PhysicsTest.cpp ScriptTest.cpp ParticleTest.cpp + rendering.cpp ) diff --git a/src/test/rendering.cpp b/src/test/rendering.cpp new file mode 100644 index 0000000..4c5fb1d --- /dev/null +++ b/src/test/rendering.cpp @@ -0,0 +1,174 @@ +#include "api/Camera.h" +#include <functional> +#include <gtest/gtest.h> +#include <memory> +#include <vector> + +#define private public +#define protected public + +#include <crepe/ComponentManager.h> +#include <crepe/api/Color.h> +#include <crepe/api/GameObject.h> +#include <crepe/api/Sprite.h> +#include <crepe/api/Texture.h> + +#include <crepe/system/RenderSystem.h> + +using namespace std; +using namespace crepe; +using namespace testing; + +class RenderSystemTest : public Test { +public: + ComponentManager mgr{}; + RenderSystem sys{mgr}; + GameObject entity1 = this->mgr.new_object("name"); + GameObject entity2 = this->mgr.new_object("name"); + GameObject entity3 = this->mgr.new_object("name"); + GameObject entity4 = this->mgr.new_object("name"); + + void SetUp() override { + auto & sprite1 + = entity1.add_component<Sprite>(make_shared<Texture>("../asset/texture/img.png"), + Color(0, 0, 0, 0), FlipSettings{false, false}); + ASSERT_NE(sprite1.sprite_image.get(), nullptr); + sprite1.order_in_layer = 5; + sprite1.sorting_in_layer = 5; + EXPECT_EQ(sprite1.order_in_layer, 5); + EXPECT_EQ(sprite1.sorting_in_layer, 5); + auto & sprite2 + = entity2.add_component<Sprite>(make_shared<Texture>("../asset/texture/img.png"), + Color(0, 0, 0, 0), FlipSettings{false, false}); + ASSERT_NE(sprite2.sprite_image.get(), nullptr); + sprite2.sorting_in_layer = 2; + sprite2.order_in_layer = 1; + + EXPECT_EQ(sprite2.sorting_in_layer, 2); + EXPECT_EQ(sprite2.order_in_layer, 1); + + auto & sprite3 + = entity3.add_component<Sprite>(make_shared<Texture>("../asset/texture/img.png"), + Color(0, 0, 0, 0), FlipSettings{false, false}); + ASSERT_NE(sprite3.sprite_image.get(), nullptr); + sprite3.sorting_in_layer = 1; + sprite3.order_in_layer = 2; + + EXPECT_EQ(sprite3.sorting_in_layer, 1); + EXPECT_EQ(sprite3.order_in_layer, 2); + + auto & sprite4 + = entity4.add_component<Sprite>(make_shared<Texture>("../asset/texture/img.png"), + Color(0, 0, 0, 0), FlipSettings{false, false}); + ASSERT_NE(sprite4.sprite_image.get(), nullptr); + sprite4.sorting_in_layer = 1; + sprite4.order_in_layer = 1; + EXPECT_EQ(sprite4.sorting_in_layer, 1); + EXPECT_EQ(sprite4.order_in_layer, 1); + } +}; + +TEST_F(RenderSystemTest, expected_throws) { + GameObject entity1 = this->mgr.new_object("NAME"); + + // no texture img + EXPECT_ANY_THROW({ + entity1.add_component<Sprite>(make_shared<Texture>("NO_IMAGE"), Color(0, 0, 0, 0), + FlipSettings{false, false}); + }); + + // No camera + EXPECT_ANY_THROW({ this->sys.update(); }); +} + +TEST_F(RenderSystemTest, make_sprites) {} + +TEST_F(RenderSystemTest, sorting_sprites) { + vector<reference_wrapper<Sprite>> sprites = this->mgr.get_components_by_type<Sprite>(); + ASSERT_EQ(sprites.size(), 4); + + vector<reference_wrapper<Sprite>> sorted_sprites = this->sys.sort(sprites); + ASSERT_EQ(sorted_sprites.size(), 4); + + // Expected order after sorting: + // 1. sorting_in_layer: 1, order_in_layer: 1 (entity4) + // 2. sorting_in_layer: 1, order_in_layer: 2 (entity3) + // 3. sorting_in_layer: 2, order_in_layer: 1 (entity2) + // 4. sorting_in_layer: 5, order_in_layer: 5 (entity1) + + EXPECT_EQ(sorted_sprites[0].get().sorting_in_layer, 1); + EXPECT_EQ(sorted_sprites[0].get().order_in_layer, 1); + + EXPECT_EQ(sorted_sprites[1].get().sorting_in_layer, 1); + EXPECT_EQ(sorted_sprites[1].get().order_in_layer, 2); + + EXPECT_EQ(sorted_sprites[2].get().sorting_in_layer, 2); + EXPECT_EQ(sorted_sprites[2].get().order_in_layer, 1); + + EXPECT_EQ(sorted_sprites[3].get().sorting_in_layer, 5); + EXPECT_EQ(sorted_sprites[3].get().order_in_layer, 5); + + for (size_t i = 1; i < sorted_sprites.size(); ++i) { + const Sprite & prev = sorted_sprites[i - 1].get(); + const Sprite & curr = sorted_sprites[i].get(); + + if (prev.sorting_in_layer == curr.sorting_in_layer) { + EXPECT_LE(prev.order_in_layer, curr.order_in_layer); + } else { + EXPECT_LE(prev.sorting_in_layer, curr.sorting_in_layer); + } + } +} + +TEST_F(RenderSystemTest, Update) { + entity1.add_component<Camera>(Color::get_white()); + { + vector<reference_wrapper<Sprite>> sprites = this->mgr.get_components_by_type<Sprite>(); + ASSERT_EQ(sprites.size(), 4); + + EXPECT_EQ(sprites[0].get().game_object_id, 0); + EXPECT_EQ(sprites[1].get().game_object_id, 1); + EXPECT_EQ(sprites[2].get().game_object_id, 2); + EXPECT_EQ(sprites[3].get().game_object_id, 3); + } + this->sys.update(); + { + vector<reference_wrapper<Sprite>> sprites = this->mgr.get_components_by_type<Sprite>(); + ASSERT_EQ(sprites.size(), 4); + + EXPECT_EQ(sprites[0].get().game_object_id, 0); + EXPECT_EQ(sprites[1].get().game_object_id, 1); + EXPECT_EQ(sprites[2].get().game_object_id, 2); + EXPECT_EQ(sprites[3].get().game_object_id, 3); + } +} + +TEST_F(RenderSystemTest, Camera) { + { + auto cameras = this->mgr.get_components_by_type<Camera>(); + EXPECT_NE(cameras.size(), 1); + } + { + entity1.add_component<Camera>(Color::get_white()); + auto cameras = this->mgr.get_components_by_type<Camera>(); + EXPECT_EQ(cameras.size(), 1); + } + + //TODO improve with newer version +} +TEST_F(RenderSystemTest, Color) { + entity1.add_component<Camera>(Color::get_white()); + auto & sprite = this->mgr.get_components_by_id<Sprite>(entity1.id).front().get(); + ASSERT_NE(sprite.sprite_image.get(), nullptr); + + sprite.color = Color::get_green(); + EXPECT_EQ(sprite.color.r, Color::get_green().r); + EXPECT_EQ(sprite.color.g, Color::get_green().g); + EXPECT_EQ(sprite.color.b, Color::get_green().b); + EXPECT_EQ(sprite.color.a, Color::get_green().a); + this->sys.update(); + EXPECT_EQ(sprite.color.r, Color::get_green().r); + EXPECT_EQ(sprite.color.g, Color::get_green().g); + EXPECT_EQ(sprite.color.b, Color::get_green().b); + EXPECT_EQ(sprite.color.a, Color::get_green().a); +} |