tutorial 1 and 2

tutorials/02-sprite/src/main.cpp

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+/*
+# _____        ____   ___
+#   |     \/   ____| |___|
+#   |     |   |   \  |   |
+#-----------------------------------------------------------------------
+# Copyright 2022, tyra - https://github.com/h4570/tyra
+# Licensed under Apache License 2.0
+# Sandro Sobczyński <sandro.sobczynski@gmail.com>
+*/
+
+#include "engine.hpp"
+#include "tutorial_02.hpp"
+
+/**
+ * In this tutorial we will learn how to:
+ * - Load png file and create texture from it
+ * - Create sprite class
+ * - Clear screen and render sprite
+ */
+
+int main() {
+  Tyra::Engine engine;
+  Tyra::Tutorial02 game(&engine);
+  engine.run(&game);
+  return 0;
+}

tutorials/02-sprite/src/tutorial_02.cpp

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+/*
+# _____        ____   ___
+#   |     \/   ____| |___|
+#   |     |   |   \  |   |
+#-----------------------------------------------------------------------
+# Copyright 2022, tyra - https://github.com/h4570/tyra
+# Licensed under Apache License 2.0
+# Sandro Sobczyński <sandro.sobczynski@gmail.com>
+*/
+
+#include <tyra>
+#include "tutorial_02.hpp"
+
+namespace Tyra {
+
+Tutorial02::Tutorial02(Engine* t_engine) : engine(t_engine) {
+  texture = nullptr;
+}
+
+Tutorial02::~Tutorial02() {
+  if (texture != nullptr) {
+    engine->renderer.core.texture.repository.free(texture);
+  }
+}
+
+void Tutorial02::init() {
+  engine->renderer.setClearScreenColor(Color(32.0F, 32.0F, 32.0F));
+
+  loadSprite();
+  loadTexture();
+}
+
+void Tutorial02::loop() {
+  auto& renderer = engine->renderer;
+
+  renderer.beginFrame();
+  renderer.renderer2D.render(sprite);
+  renderer.endFrame();
+}
+
+void Tutorial02::loadSprite() {
+  const auto& screenSettings = engine->renderer.core.getSettings();
+
+  sprite.mode = SpriteMode::MODE_STRETCH;
+  sprite.size = Vec2(256.0F, 128.0F);
+  sprite.position =
+      Vec2(screenSettings.getWidth() / 2.0F - sprite.size.x / 2.0F,
+           screenSettings.getHeight() / 2.0F - sprite.size.y / 2.0F);
+
+  TYRA_LOG("Sprite created!");
+}
+
+void Tutorial02::loadTexture() {
+  auto& renderer = engine->renderer;
+  auto& rendererCore = renderer.core;
+  auto& textureRepository = rendererCore.texture.repository;
+
+  auto filepath = FileUtils::fromCwd("tyra.png");
+  texture = textureRepository.add(filepath);
+
+  texture->addLink(sprite.id);
+
+  TYRA_LOG("Texture loaded!");
+}
+
+}  // namespace Tyra