Add basic physics

impl/gamelib/game_properties.hpp

@@ -10,10 +10,10 @@ class GP {
 public:
     GP() = delete;
 
-    static std::string GameName() { return "MyAwesomeGame"; }
-    static std::string AuthorName() { return "TODO"; }
-    static std::string JamName() { return "TODO"; }
-    static std::string JamDate() { return "TODO"; }
+    static std::string GameName() { return "Run Run Run!"; }
+    static std::string AuthorName() { return "Laguna_999"; }
+    static std::string JamName() { return "1hgj384"; }
+    static std::string JamDate() { return "2022-09-02"; }
 
     static jt::Vector2f GetWindowSize() { return jt::Vector2f { 1200, 800 }; }
     static float GetZoom() { return 2.0f; }

impl/gamelib/platform.cpp

@@ -0,0 +1,30 @@
+#include "platform.hpp"
+
+Platform::Platform(std::shared_ptr<jt::Box2DWorldInterface> world, b2BodyDef const* def,
+    jt::Vector2f const& pos, jt::Vector2f const& size)
+    : Box2DObject(world, def)
+{
+    m_size = size;
+
+    b2FixtureDef fixtureDef;
+    b2PolygonShape boxCollider {};
+    boxCollider.SetAsBox(size.x / 2.0f, size.y / 2.0f);
+    fixtureDef.shape = &boxCollider;
+    getB2Body()->CreateFixture(&fixtureDef);
+
+    setPosition(pos);
+}
+
+void Platform::doCreate()
+{
+    m_shape = std::make_shared<jt::Shape>();
+    m_shape->makeRect(m_size, textureManager());
+    m_shape->setOffset(jt::OffsetMode::CENTER);
+}
+
+void Platform::doUpdate(float const elapsed)
+{
+    m_shape->setPosition(getPosition());
+    m_shape->update(elapsed);
+}
+void Platform::doDraw() const { m_shape->draw(renderTarget()); }

impl/gamelib/platform.hpp

@@ -0,0 +1,22 @@
+#ifndef INC_1HGJ384_PLATFORM_HPP
+#define INC_1HGJ384_PLATFORM_HPP
+
+#include <box2dwrapper/box2d_object.hpp>
+#include <shape.hpp>
+
+class Platform : public jt::Box2DObject {
+public:
+    Platform(std::shared_ptr<jt::Box2DWorldInterface> world, b2BodyDef const* def,
+        jt::Vector2f const& pos, jt::Vector2f const& size);
+
+private:
+    std::shared_ptr<jt::Shape> m_shape;
+
+    jt::Vector2f m_size;
+
+    void doCreate() override;
+    void doUpdate(float const elapsed) override;
+    void doDraw() const override;
+};
+
+#endif // INC_1HGJ384_PLATFORM_HPP

impl/gamelib/player.cpp

@@ -0,0 +1,37 @@
+#include "player.hpp"
+#include <game_interface.hpp>
+
+Player::Player(std::shared_ptr<jt::Box2DWorldInterface> world, b2BodyDef const* def)
+    : Box2DObject(world, def)
+{
+    b2FixtureDef fixtureDef;
+    b2PolygonShape boxCollider {};
+    boxCollider.SetAsBox(8, 24);
+    fixtureDef.shape = &boxCollider;
+    getB2Body()->CreateFixture(&fixtureDef);
+
+    setPosition(jt::Vector2f { 50.0f, 50.0f });
+}
+
+void Player::doCreate()
+{
+    m_shape = std::make_shared<jt::Shape>();
+    m_shape->makeRect(jt::Vector2f { 16, 48 }, textureManager());
+    m_shape->setOffset(jt::OffsetMode::CENTER);
+}
+
+void Player::doUpdate(float const elapsed)
+{
+
+    auto& input = getGame()->input();
+    if (input.keyboard()->pressed(jt::KeyCode::D)) {
+        getB2Body()->ApplyForceToCenter(b2Vec2 { 100.0f, 0.0f }, true);
+    } else if (input.keyboard()->pressed(jt::KeyCode::A)) {
+        getB2Body()->ApplyForceToCenter(b2Vec2 { -100.0f, 0.0f }, true);
+    }
+
+    m_shape->setPosition(getPosition());
+    m_shape->update(elapsed);
+}
+
+void Player::doDraw() const { m_shape->draw(renderTarget()); }

impl/gamelib/player.hpp

@@ -0,0 +1,19 @@
+#ifndef INC_1HGJ384_PLAYER_HPP
+#define INC_1HGJ384_PLAYER_HPP
+
+#include <box2dwrapper/box2d_object.hpp>
+#include <shape.hpp>
+
+class Player : public jt::Box2DObject {
+public:
+    Player(std::shared_ptr<jt::Box2DWorldInterface> world, b2BodyDef const* def);
+
+private:
+    std::shared_ptr<jt::Shape> m_shape;
+
+    void doCreate() override;
+    void doUpdate(float const elapsed) override;
+    void doDraw() const override;
+};
+
+#endif // INC_1HGJ384_PLAYER_HPP