bug fix: initialize last frame timestamp

demo/Demo.cpp

@@ -109,22 +109,33 @@ void set_framerate_indicator(int frame_count, GLuint id)
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
 }
 
-struct Demo : Game
+Mushroom::Mushroom(Node *parent) : Sprite(parent, "resource/shrooms")
 {
+    std::cout << "mushroom constructor " << this << std::endl;
+}
 
-    SDL_Texture *grass_texture;
-    int frame_count = 0, frame_count_timestamp;
-    bool right_active = false, down_active = false, left_active = false,
-        up_active = false;
-    SDL_Event event;
-    GLuint vbo, space_texture_id, mvp_id, framerate_texture_id, flat_program,
-        world_program, fake_texture_id;
-    glm::mat4 projection, view, model = glm::mat4(1.0f), mvp;
-    // Mushroom mushroom = Mushroom(this);
-    // Sprite grass = Sprite(this, "resource/Field.png");
-
-    Demo()
+void Mushroom::update()
+{
+    Game *game = get_root();
+    move(direction);
+    int x = location.get_x();
+    if (x > game->sw or x < 0)
     {
+        direction = -direction;
+        if (x > game->sw)
+        {
+            move(game->sw - x);
+        }
+        else
+        {
+            move(-x);
+        }
+    }
+    Sprite::update();
+}
+
+Demo::Demo()
+{
     Mix_Music *music = Mix_LoadMUS("resource/Field.mp3");
     Mix_PlayMusic(music, -1);
     load_gl_context();
@@ -136,25 +147,20 @@ struct Demo : Game
     // Input* i = new Input(this);
     // get_delegate().unsubscribe(i);
     // delete i;
-    }
+}
 
-    std::string get_class_name()
-    {
-        return "Demo";
-    }
-
-    void load_sdl_context()
-    {
+void Demo::load_sdl_context()
+{
     Game::load_sdl_context();
-        // grass.load();
-        // mushroom.load();
-    }
+    grass.load();
+    mushroom.load();
+}
 
-    void load_gl_context()
-    {
+void Demo::load_gl_context()
+{
     Game::load_gl_context();
-        // grass.unload();
-        // mushroom.unload();
+    grass.unload();
+    mushroom.unload();
     /*
       v0-v1-v2 (front)  
       v2-v3-v0          
@@ -296,10 +302,10 @@ struct Demo : Game
     frame_count_timestamp = SDL_GetTicks();
     framerate_texture_id = get_gl_texture_from_surface(
         get_framerate_indicator_surface(frame_count), GL_LINEAR);
-    }
+}
 
-    void respond(SDL_Event& event)
-    {
+void Demo::respond(SDL_Event& event)
+{
     if (delegate.compare(event, "context"))
     {
         if (is_gl_context)
@@ -311,10 +317,10 @@ struct Demo : Game
             load_gl_context();
         }
     }
-    }
+}
 
-    void update()
-    {
+void Demo::update()
+{
     // while (SDL_PollEvent(&event))
     // {
     //     if (event.type == SDL_KEYDOWN)
@@ -424,24 +430,24 @@ struct Demo : Game
         roundedBoxColor(renderer, 300, 200, 500, 300, 10, 0x8f8fdfff);
         aacircleColor(renderer, 300, 200, 30, 0xffef3fff);
         int speed = 2;
-            // if (up_active)
-            // {
-            //     grass.move(0, -speed);
-            // }
-            // if (right_active)
-            // {
-            //     grass.move(speed);
-            // }
-            // if (down_active)
-            // {
-            //     grass.move(0, speed);
-            // }
-            // if (left_active)
-            // {
-            //     grass.move(-speed, 0);
-            // }
-            // grass.update();
-            // mushroom.update();
+        if (up_active)
+        {
+            grass.move(0, -speed);
+        }
+        if (right_active)
+        {
+            grass.move(speed);
+        }
+        if (down_active)
+        {
+            grass.move(0, speed);
+        }
+        if (left_active)
+        {
+            grass.move(-speed, 0);
+        }
+        grass.update();
+        mushroom.update();
         SDL_RenderPresent(renderer);
     }
     frame_count++;
@@ -454,30 +460,6 @@ struct Demo : Game
         }
         frame_count = 0;
     }
-    }
-
-};
-
-Mushroom::Mushroom(Node *parent) : Sprite(parent, "resource/shrooms") {}
-
-void Mushroom::update()
-{
-    Game *game = get_root();
-    move(direction);
-    int x = location.get_x();
-    if (x > game->sw or x < 0)
-    {
-        direction = -direction;
-        if (x > game->sw)
-        {
-            move(game->sw - x);
-        }
-        else
-        {
-            move(-x);
-        }
-    }
-    Sprite::update();
 }
 
 int main(int argc, char *argv[])

demo/Demo.hpp

@@ -30,8 +30,8 @@
 #include "glm/gtc/matrix_transform.hpp"
 
 #include "filesystem.hpp"
-#include "Game.hpp"
 #include "Node.hpp"
+#include "Game.hpp"
 #include "Location.hpp"
 #include "Sprite.hpp"
 #include "Input.hpp"
@@ -42,8 +42,32 @@ struct Mushroom : Sprite
 
     int direction = 1;
 
-    Mushroom (Node*);
+    Mushroom(Node*);
     void update();
     std::string get_class_name() { return "Mushroom"; }
 
 };
+
+struct Demo : Game
+{
+
+    SDL_Texture *grass_texture;
+    int frame_count = 0, frame_count_timestamp;
+    bool right_active = false, down_active = false, left_active = false,
+        up_active = false;
+    SDL_Event event;
+    GLuint vbo, space_texture_id, mvp_id, framerate_texture_id, flat_program,
+        world_program, fake_texture_id;
+    glm::mat4 projection, view, model = glm::mat4(1.0f), mvp;
+    int abc, def, ghi, jkl, mno, pqr, stu, vwx, yz;
+    Mushroom mushroom = Mushroom(this);
+    Sprite grass = Sprite(this, "resource/Field.png");
+
+    Demo();
+    void load_sdl_context();
+    void load_gl_context();
+    void respond(SDL_Event&);
+    void update();
+    std::string get_class_name() { return "Demo"; }
+
+};

src/Game.cpp

@@ -57,6 +57,7 @@ Game::Game()
     {
         print_sdl_error("Could not set up audio");
     }
+    last_frame_timestamp = SDL_GetTicks();
 }
 
 Game::~Game()

src/Node.cpp

@@ -1,6 +1,7 @@
 #include "Node.hpp"
 #include "Game.hpp"
 #include "Display.hpp"
+#include "Delegate.hpp"
 
 Node::Node() : Node(NULL) {}
 

src/Recorder.cpp

@@ -5,8 +5,6 @@
 Recorder::Recorder(Node* parent) : Node(parent)
 {
     get_delegate().subscribe(&Recorder::respond, this);
-    // in_game_stashes.push_back(Stash());
-    
     animation.play();
 }