Added death to my game

10 files changed, 102 insertions, 28 deletions

@@ -21,5 +21,5 @@
 0,0,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
 0,0,0,27,2,2,3,3,3,4,26,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
 0,20,0,0,0,0,0,19,0,0,27,1,1,1,2,2,2,26,0,0,0,0,0,0,0,0,0,0,24,4,2,2,1,3,2,2,1,2,2,3,
-0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,0,0,0,0,0,0,0,0,0,0,12,0,0,0,0,0,19,0,0,0,0,0,
+0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,42,42,42,42,42,42,42,42,42,42,12,0,0,0,0,0,19,0,0,0,0,0,
 It's A Trap!
\ No newline at end of file
@@ -5,8 +5,9 @@ in vec2 UV;
 out vec4 color;
 
 uniform sampler2D srctex;
+uniform float alpha;
 
 void main()
 {
-  color = texture(srctex, UV);
+  color = vec4(texture(srctex, UV).rgb, alpha);
 }
@@ -125,25 +125,42 @@ void PhysicsBodyComponent::detectCollision(Game& game, Entity& entity, Entity& c
 
 void PlayerSpriteComponent::render(Game&, Entity& entity, Texture& buffer)
 {
+  animFrame++;
+  
   int frame = 0;
   if (isMoving)
   {
     frame += 2;
     
-    if (animFrame < 10)
+    if (animFrame % 20 < 10)
     {
       frame += 2;
     }
   }
-  if (facingLeft) frame++;
+  
+  if (facingLeft)
+  {
+    frame++;
+  }
+  
+  double alpha = 1.0;
+  if (dying && (animFrame % 4 < 2))
+  {
+    alpha = 0.0;
+  }
   
   Rectangle src_rect {frame*10, 0, 10, 12};
   Rectangle dst_rect {(int) entity.position.first, (int) entity.position.second, entity.size.first, entity.size.second};
-  buffer.blit(sprite, src_rect, dst_rect);
+  buffer.blit(sprite, src_rect, dst_rect, alpha);
 }
 
 void PlayerSpriteComponent::receive(Game&, Entity&, const Message& msg)
 {
+  if (dying)
+  {
+    return;
+  }
+  
   if (msg.type == Message::Type::walkLeft)
   {
     facingLeft = true;
@@ -155,15 +172,13 @@ void PlayerSpriteComponent::receive(Game&, Entity&, const Message& msg)
   } else if (msg.type == Message::Type::stopWalking)
   {
     isMoving = false;
+  } else if (msg.type == Message::Type::die)
+  {
+    dying = true;
+    isMoving = false;
   }
 }
 
-void PlayerSpriteComponent::tick(Game&, Entity&)
-{
-  animFrame++;
-  animFrame %= 20;
-}
-
 // Player physics
 
 #define JUMP_VELOCITY(h, l) (-2 * (h) / (l))
@@ -220,11 +235,20 @@ void PlayerPhysicsComponent::receive(Game&, Entity& entity, const Message& msg)
       entity.position.second = msg.dropAxis - entity.size.second;
       velocity.second = 0;
     }
+  } else if (msg.type == Message::Type::die)
+  {
+    frozen = true;
   }
 }
 
 void PlayerPhysicsComponent::tick(Game& game, Entity& entity)
 {
+  // If frozen, do nothing
+  if (frozen)
+  {
+    return;
+  }
+  
   // Continue walking even if blocked earlier
   if (velocity.first == 0)
   {
@@ -302,13 +326,10 @@ void MapRenderComponent::render(Game&, Entity&, Texture& buffer)
 
 // Map collision
 
-MapCollisionComponent::MapCollisionComponent(const Map& map)
+MapCollisionComponent::MapCollisionComponent(const Map& map) : map(map)
 {
-  leftMap = map.getLeftMap();
-  rightMap = map.getRightMap();
-  
-  addCollision(-6, 0, GAME_WIDTH, Direction::left, (leftMap == nullptr) ? 1 : 2);
-  addCollision(GAME_WIDTH+6, 0, GAME_WIDTH, Direction::right, (rightMap == nullptr) ? 3 : 2);
+  addCollision(-6, 0, GAME_WIDTH, Direction::left, (map.getLeftMap() == nullptr) ? 1 : 2);
+  addCollision(GAME_WIDTH+6, 0, GAME_WIDTH, Direction::right, (map.getRightMap() == nullptr) ? 3 : 2);
   
   for (int i=0; i<MAP_WIDTH*(MAP_HEIGHT-1); i++)
   {
@@ -316,7 +337,7 @@ MapCollisionComponent::MapCollisionComponent(const Map& map)
     int y = i / MAP_WIDTH;
     int tile = map.mapdata()[i];
     
-    if ((tile > 0) && (!((tile >= 5) && (tile <= 7))))
+    if ((tile > 0) && (tile < 28) && (!((tile >= 5) && (tile <= 7))))
     {
       addCollision(x*TILE_WIDTH, y*TILE_HEIGHT, (y+1)*TILE_HEIGHT, Direction::right, 0);
       addCollision((x+1)*TILE_WIDTH, y*TILE_HEIGHT, (y+1)*TILE_HEIGHT, Direction::left, 0);
@@ -325,6 +346,9 @@ MapCollisionComponent::MapCollisionComponent(const Map& map)
     } else if ((tile >= 5) && (tile <= 7))
     {
       addCollision(y*TILE_HEIGHT, x*TILE_WIDTH, (x+1)*TILE_WIDTH, Direction::down, 4);
+    } else if (tile == 42)
+    {
+      addCollision(y*TILE_HEIGHT, x*TILE_WIDTH, (x+1)*TILE_WIDTH, Direction::down, 5);
     }
   }
 }
@@ -518,11 +542,11 @@ bool MapCollisionComponent::processCollision(Game& game, Entity& collider, Colli
     if (dir == Direction::left)
     {
       collider.position.first = GAME_WIDTH-collider.size.first/2;
-      game.loadMap(*leftMap);
+      game.loadMap(*(map.getLeftMap()));
     } else if (dir == Direction::right)
     {
       collider.position.first = -collider.size.first/2;
-      game.loadMap(*rightMap);
+      game.loadMap(*(map.getRightMap()));
     }
     
     return true;
@@ -541,6 +565,14 @@ bool MapCollisionComponent::processCollision(Game& game, Entity& collider, Colli
     msg.dropAxis = collision.axis;
 
     collider.send(game, msg);
+  } else if (collision.type == 5)
+  {
+    Message msg(Message::Type::die);
+    collider.send(game, msg);
+    
+    game.schedule(FRAMES_PER_SECOND * 0.75, [&] () {
+      game.loadGame(map);
+    });
   }
   
   return false;
@@ -31,13 +31,13 @@ class PlayerSpriteComponent : public Component {
   public:
     void render(Game& game, Entity& entity, Texture& buffer);
     void receive(Game& game, Entity& entity, const Message& msg);
-    void tick(Game& game, Entity& entity);
     
   private:
     Texture sprite{"../res/Starla.png"};
     int animFrame = 0;
     bool facingLeft = false;
     bool isMoving = false;
+    bool dying = false;
 };
 
 class PlayerPhysicsComponent : public Component {
@@ -54,6 +54,7 @@ class PlayerPhysicsComponent : public Component {
     double jump_gravity_short;
     int direction = 0;
     bool canDrop = false;
+    bool frozen = false;
 };
 
 class MapRenderComponent : public Component {
@@ -89,8 +90,7 @@ class MapCollisionComponent : public Component {
     std::list<Collision> right_collisions;
     std::list<Collision> up_collisions;
     std::list<Collision> down_collisions;
-    const Map* leftMap;
-    const Map* rightMap;
+    const Map& map;
 };
 
 #endif
@@ -21,7 +21,8 @@ class Message {
       stopJump,
       drop,
       canDrop,
-      cantDrop
+      cantDrop,
+      die
     };
     
     Message(Type type) : type(type) {}
@@ -77,6 +77,19 @@ void Game::execute(GLFWwindow* window)
     {
       entity->tick(*this);
     }
+    
+    // Do any scheduled tasks
+    for (auto& task : scheduled)
+    {
+      task.first--;
+      
+      if (task.first == 0)
+      {
+        task.second();
+      }
+    }
+    
+    scheduled.remove_if([] (std::pair<int, std::function<void ()>> value) { return value.first == 0; });
   
     // Do rendering
     buffer.fill(buffer.entirety(), 0, 0, 0);
@@ -121,10 +134,31 @@ void Game::saveGame(const Map& map, std::pair<double, double> position)
 
 void Game::loadGame(const Map& curMap)
 {
-  if (&curMap != save.map)
+  if (&curMap == save.map)
   {
-    loadMap(*(save.map));
+    entities.remove(player);
   }
   
+  player = std::make_shared<Entity>();
   player->position = save.position;
+  player->size = std::make_pair(10.0,12.0);
+  
+  auto player_input = std::make_shared<UserMovementComponent>();
+  player->addComponent(player_input);
+  
+  auto player_physics = std::make_shared<PlayerPhysicsComponent>();
+  player->addComponent(player_physics);
+  
+  auto player_anim = std::make_shared<PlayerSpriteComponent>();
+  player->addComponent(player_anim);
+  
+  if (&curMap != save.map)
+  {
+    loadMap(*(save.map));
+  }
+}
+
+void Game::schedule(int frames, std::function<void ()>&& callback)
+{
+  scheduled.emplace(begin(scheduled), frames, callback);
 }
@@ -6,6 +6,7 @@ class Game;
 #include "map.h"
 #include <memory>
 #include "entity.h"
+#include <functional>
 
 const int TILE_WIDTH = 8;
 const int TILE_HEIGHT = 8;
@@ -30,6 +31,7 @@ class Game {
     void detectCollision(Entity& collider, std::pair<double, double> old_position);
     void saveGame(const Map& map, std::pair<double, double> position);
     void loadGame(const Map& curMap);
+    void schedule(int frames, std::function<void ()>&& callback);
     
     bool shouldQuit = false;
   private:
@@ -42,6 +44,7 @@ class Game {
     Map m{"../maps/embarass.txt"};
     Map m2{"../maps/second.txt"};
     Savefile save;
+    std::list<std::pair<int, std::function<void ()>>> scheduled;
 };
 
 #endif
@@ -613,7 +613,7 @@ void Texture::fill(Rectangle dstrect, int r, int g, int b)
   glDeleteBuffers(1, &vertexbuffer);
 }
 
-void Texture::blit(const Texture& srctex, Rectangle srcrect, Rectangle dstrect)
+void Texture::blit(const Texture& srctex, Rectangle srcrect, Rectangle dstrect, double alpha)
 {
   if (!rendererInitialized)
   {
@@ -621,6 +621,8 @@ void Texture::blit(const Texture& srctex, Rectangle srcrect, Rectangle dstrect)
     exit(-1);
   }
   
+  alpha = glm::clamp(alpha, 0.0, 1.0);
+  
   // Target the framebuffer
   glBindFramebuffer(GL_FRAMEBUFFER, generic_framebuffer);
   glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, texID, 0);
@@ -670,6 +672,7 @@ void Texture::blit(const Texture& srctex, Rectangle srcrect, Rectangle dstrect)
   glActiveTexture(GL_TEXTURE0);
   glBindTexture(GL_TEXTURE_2D, srctex.texID);
   glUniform1i(glGetUniformLocation(blitShader, "srctex"), 0);
+  glUniform1f(glGetUniformLocation(blitShader, "alpha"), alpha);
   
   // Blit!
   glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
@@ -21,7 +21,7 @@ class Texture {
     Texture& operator= (Texture tex);
     friend void swap(Texture& tex1, Texture& tex2);
     void fill(Rectangle loc, int r, int g, int b);
-    void blit(const Texture& src, Rectangle srcrect, Rectangle dstrect);
+    void blit(const Texture& src, Rectangle srcrect, Rectangle dstrect, double alpha = 1.0);
     void renderScreen() const;
     Rectangle entirety() const;