Add DRM rendering & clean up

src/engine/component.h

@@ -1,12 +0,0 @@
-#pragma once
-
-class Entity;
-
-class Component {
-public:
-  Entity *owner = nullptr;
-
-  virtual ~Component() = default;
-  virtual void Update(float dt) {}
-  virtual void Draw() {}
-};

src/engine/entity.cpp

@@ -1,13 +0,0 @@
-#include "entity.h"
-
-void Entity::Update(float dt) {
-  for (auto &comp : components) {
-    comp->Update(dt);
-  }
-}
-
-void Entity::Draw() {
-  for (auto &comp : components) {
-    comp->Draw();
-  }
-}

src/engine/entity.h

@@ -1,21 +0,0 @@
-#pragma once
-#define ENTITY_H_INCLUDED
-#include "component.h"
-#include <memory>
-#include <vector>
-
-class Entity {
-public:
-  template <typename T, typename... Args> T *AddComponent(Args &&...args);
-  template <typename T> T *GetComponent();
-  template <typename T> bool HasComponent();
-  template <typename T> void RemoveComponent();
-
-  void Update(float dt);
-  void Draw();
-
-private:
-  std::vector<std::unique_ptr<Component>> components;
-};
-
-#include "entity.ipp"

src/engine/entity.ipp

@@ -1,36 +0,0 @@
-#pragma once
-
-#include <algorithm>
-#ifndef ENTITY_H_INCLUDED
-#include "entity.h"
-#endif
-
-template <typename T, typename... Args>
-T *Entity::AddComponent(Args &&...args) {
-  T *component = new T(std::forward<Args>(args)...);
-  component->owner = this;
-  components.emplace_back(component);
-  return component;
-}
-
-template <typename T> T *Entity::GetComponent() {
-  for (auto &comp : components) {
-    if (T *casted = dynamic_cast<T *>(comp.get())) {
-      return casted;
-    }
-  }
-  return nullptr;
-}
-
-template <typename T> bool Entity::HasComponent() {
-  return GetComponent<T>() != nullptr;
-}
-
-template <typename T> void Entity::RemoveComponent() {
-  components.erase(std::remove_if(components.begin(), components.end(),
-                                  [](const std::unique_ptr<Component> &comp) {
-                                    return dynamic_cast<T *>(comp.get()) !=
-                                           nullptr;
-                                  }),
-                   components.end());
-}

src/engine/world.h

@@ -1,11 +0,0 @@
-#include "entity.h"
-#include <vector>
-class World {
-public:
-  void Update(float dt);
-  void Draw();
-  void AddEntity(Entity entity) {}
-
-private:
-  std::vector<Entity> entities;
-};

src/main.cpp

@@ -1,4 +1,5 @@
 #include "../data/cube.png.h"
+#include "raylib.h"
 #include <cmath>
 #include <raylib-cpp.hpp>
 
@@ -8,17 +9,18 @@
 
 #define SCREEN_WIDTH (320)
 #define SCREEN_HEIGHT (240)
+#define WIN_WIDTH (1280)
+#define WIN_HEIGHT (720)
 
 #define MAX(a, b) ((a) > (b) ? (a) : (b))
 #define MIN(a, b) ((a) < (b) ? (a) : (b))
 
 void MainLoop();
 
-raylib::Window window(SCREEN_WIDTH, SCREEN_HEIGHT, "game",
-                      FLAG_MSAA_4X_HINT | FLAG_WINDOW_RESIZABLE |
-                          FLAG_WINDOW_MAXIMIZED | FLAG_VSYNC_HINT);
+raylib::Window window(WIN_WIDTH, WIN_HEIGHT, "game",
+                      FLAG_WINDOW_RESIZABLE | FLAG_VSYNC_HINT);
 
-raylib::RenderTexture2D target(320, 240);
+raylib::RenderTexture2D target(SCREEN_WIDTH, SCREEN_HEIGHT);
 
 raylib::Image texImg =
     raylib::LoadImageFromMemory(".png", cube_png, cube_png_len);
@@ -43,7 +45,7 @@ int main(void) {
 #if defined(PLATFORM_WEB)
   emscripten_set_main_loop(MainLoop, 0, 1);
 #else
-  while (!window.ShouldClose())
+  while (!window.ShouldClose() && !raylib::Keyboard::IsKeyDown(KEY_ESCAPE))
     MainLoop();
 #endif
 
@@ -54,8 +56,9 @@ int main(void) {
 
 void MainLoop() {
   {
-    float scale = MIN((float)window.GetWidth() / SCREEN_WIDTH,
-                      (float)window.GetHeight() / SCREEN_HEIGHT);
+    int winWidth = GetScreenWidth(), winHeight = GetScreenHeight();
+    float scale =
+        MIN((float)winWidth / SCREEN_WIDTH, (float)winHeight / SCREEN_HEIGHT);
 
     cube.SetTransform(
         raylib::Matrix::RotateXYZ(
@@ -77,14 +80,14 @@ void MainLoop() {
 
     window.BeginDrawing();
     {
-      ClearBackground(BLACK);
+      ClearBackground(GREEN);
       target.GetTexture().Draw(
-          raylib::Rectangle(0.0f, 0.0f, (float)target.GetTexture().width,
-                            (float)-target.GetTexture().height),
-          raylib::Rectangle(
-              (window.GetWidth() - ((float)SCREEN_WIDTH * scale)) * 0.5f,
-              (window.GetHeight() - ((float)SCREEN_HEIGHT * scale)) * 0.5f,
-              (float)SCREEN_WIDTH * scale, (float)SCREEN_HEIGHT * scale),
+          raylib::Rectangle(0.0f, 0.0f, (float)SCREEN_WIDTH,
+                            (float)-SCREEN_HEIGHT),
+          raylib::Rectangle((winWidth - ((float)SCREEN_WIDTH * scale)) * 0.5f,
+                            (winHeight - ((float)SCREEN_HEIGHT * scale)) * 0.5f,
+                            (float)SCREEN_WIDTH * scale,
+                            (float)SCREEN_HEIGHT * scale),
           raylib::Vector2(0, 0), 0.0f, WHITE);
     }
     window.EndDrawing();