New Path based on time intervals; see levels/test/platform.stl
[supertux.git] / src / object / player.cpp
index 9a388a9..d745864 100644 (file)
 #include "game_session.hpp"
 #include "object/tilemap.hpp"
 #include "object/camera.hpp"
-#include "object/gameobjs.hpp"
+#include "object/particles.hpp"
 #include "object/portable.hpp"
+#include "object/bullet.hpp"
 #include "trigger/trigger_base.hpp"
 #include "control/joystickkeyboardcontroller.hpp"
 #include "main.hpp"
+#include "badguy/badguy.hpp"
 #include "player_status.hpp"
 
 static const int TILES_FOR_BUTTJUMP = 3;
@@ -56,6 +58,8 @@ static const float MAX_WALK_XM = 230;
 static const float MAX_RUN_XM = 320;
 static const float WALK_SPEED = 100;
 
+static const float KICK_TIME = .3;
+
 // growing animation
 Surface* growingtux_left[GROWING_FRAMES];
 Surface* growingtux_right[GROWING_FRAMES];
@@ -97,9 +101,9 @@ Player::Player(PlayerStatus* _player_status)
   : player_status(_player_status), grabbed_object(0)
 {
   controller = main_controller;
-  smalltux_gameover = sprite_manager->create("smalltux-gameover");
-  smalltux_star = sprite_manager->create("smalltux-star");
-  bigtux_star = sprite_manager->create("bigtux-star");
+  smalltux_gameover = sprite_manager->create("images/creatures/tux_small/smalltux-gameover.sprite");
+  smalltux_star = sprite_manager->create("images/creatures/tux_small/smalltux-star.sprite");
+  bigtux_star = sprite_manager->create("images/creatures/tux_big/bigtux-star.sprite");
   init();
 }
 
@@ -132,10 +136,13 @@ Player::init()
   deactivated = false;
   backflipping = false;
   backflip_direction = 0;
+  visible = true;
   
   on_ground_flag = false;
   grabbed_object = 0;
 
+  floor_normal = Vector(0,-1);
+
   physic.reset();
 }
 
@@ -148,24 +155,38 @@ Player::set_controller(Controller* controller)
 void
 Player::update(float elapsed_time)
 {
+  // do we need to enable gravity again?
+  if(on_ground_flag) {
+    Rect lower = bbox;
+    lower.move(Vector(0, 4.0));
+    if(Sector::current()->is_free_space(lower)) {
+      physic.enable_gravity(true);
+      on_ground_flag = false;
+    }
+  }
+    
   if(dying && dying_timer.check()) {
     dead = true;
     return;
   }
 
   if(!controller->hold(Controller::ACTION) && grabbed_object) {
-    grabbed_object = 0;
     // move the grabbed object a bit away from tux
     Vector pos = get_pos() + 
-        Vector(dir == LEFT ? -bbox.get_width() : bbox.get_width(),
+        Vector(dir == LEFT ? -bbox.get_width()-1 : bbox.get_width()+1,
                 bbox.get_height()*0.66666 - 32);
-    MovingObject* object = dynamic_cast<MovingObject*> (grabbed_object);
-    if(object) {
-      object->set_pos(pos);
-    } else {
+    Rect dest(pos, pos + Vector(32, 32));
+    if(Sector::current()->is_free_space(dest)) {
+      MovingObject* moving_object = dynamic_cast<MovingObject*> (grabbed_object);
+      if(moving_object) {
+        moving_object->set_pos(pos);
+      } else {
 #ifdef DEBUG
-      std::cout << "Non MovingObjetc grabbed?!?\n";
+        std::cout << "Non MovingObjetc grabbed?!?\n";
 #endif
+      }
+      grabbed_object->ungrab(*this, dir);
+      grabbed_object = 0;
     }
   }
 
@@ -173,7 +194,6 @@ Player::update(float elapsed_time)
     handle_input();
 
   movement = physic.get_movement(elapsed_time);
-  on_ground_flag = false;
 
 #if 0
   // special exception for cases where we're stuck under tiles after
@@ -189,7 +209,7 @@ Player::update(float elapsed_time)
     Vector pos = get_pos() + 
       Vector(dir == LEFT ? -16 : 16,
              bbox.get_height()*0.66666 - 32);
-    grabbed_object->grab(*this, pos);
+    grabbed_object->grab(*this, pos, dir);
   }
 }
 
@@ -266,10 +286,9 @@ Player::handle_horizontal_input()
       // dust some particles
       Sector::current()->add_object(
         new Particles(
-          Vector(bbox.p1.x + (dir == RIGHT ? bbox.get_width() : 0),
-                 bbox.p2.y),
+          Vector(dir == RIGHT ? bbox.p2.x : bbox.p1.x, bbox.p2.y),
           dir == RIGHT ? 270+20 : 90-40, dir == RIGHT ? 270+40 : 90-20,
-          Vector(280,-260), Vector(0,0.030), 3, Color(100,100,100), 3, .8,
+          Vector(280, -260), Vector(0, 300), 3, Color(.4, .4, .4), 3, .8,
           LAYER_OBJECTS+1));
       
       ax *= 2.5;
@@ -308,11 +327,21 @@ Player::handle_horizontal_input()
   // extend/shrink tux collision rectangle so that we fall through/walk over 1
   // tile holes
   if(fabsf(vx) > MAX_WALK_XM) {
-    bbox.set_width(33);
+    bbox.set_width(34);
   } else {
     bbox.set_width(31.8);
   }
 
+  // on downward slopes, adjust vertical velocity to match slope angle
+  if (on_ground()) {
+    if (floor_normal.y != 0) {
+      if ((floor_normal.x * vx) > 0) {
+        // we overdo it a little, just to be on the safe side
+        vy = vx * (floor_normal.x / floor_normal.y) * 2;
+      }
+    }
+  }
+
   physic.set_velocity(vx, vy);
   physic.set_acceleration(ax, ay);
 }
@@ -473,21 +502,20 @@ Player::handle_input()
     bbox.move(Vector(0, 32));
     bbox.set_height(31.8);
   } else if(!controller->hold(Controller::DOWN) && is_big() && duck) {
-    // try if we can really unduck
+    // if we have some velocity left then check if there is space for
+    // unducking
     bbox.move(Vector(0, -32));
     bbox.set_height(63.8);
-    duck = false;
-    // FIXME
-#if 0
-    // when unducking in air we need some space to do so
-    if(on_ground() || !collision_object_map(bbox)) {
+    if(Sector::current()->is_free_space(bbox) || (
+        physic.get_velocity_x() > -.01 && physic.get_velocity_x() < .01
+        && physic.get_velocity_y() > -.01 && physic.get_velocity_y() < .01))
+    {
       duck = false;
     } else {
       // undo the ducking changes
       bbox.move(Vector(0, 32));
-      bbox.set_height(31.8);
+      bbox.set_height(31.8); 
     }
-#endif
   }
 }
 
@@ -508,8 +536,29 @@ Player::set_bonus(BonusType type, bool animate)
 }
 
 void
+Player::set_visible(bool visible)
+{
+  this->visible = visible;
+}
+
+bool
+Player::get_visible()
+{
+  return visible;
+}
+
+void
+Player::kick()
+{
+  kick_timer.start(KICK_TIME);
+}
+
+void
 Player::draw(DrawingContext& context)
 {
+  if(!visible)
+    return;
+  
   TuxBodyParts* tux_body;
           
   if (player_status->bonus == GROWUP_BONUS)
@@ -665,11 +714,18 @@ Player::collision_tile(uint32_t tile_attributes)
 HitResponse
 Player::collision(GameObject& other, const CollisionHit& hit)
 {
-  Portable* portable = dynamic_cast<Portable*> (&other);
-  if(portable && grabbed_object == 0 && controller->hold(Controller::ACTION)
-     && fabsf(hit.normal.x) > .9) {
-    grabbed_object = portable;
-    return CONTINUE;
+  Bullet* bullet = dynamic_cast<Bullet*> (&other);
+  if(bullet) {
+    return FORCE_MOVE;
+  }
+
+  if(other.get_flags() & FLAG_PORTABLE) {
+    Portable* portable = dynamic_cast<Portable*> (&other);
+    if(portable && grabbed_object == 0 && controller->hold(Controller::ACTION)
+        && fabsf(hit.normal.x) > .9) {
+      grabbed_object = portable;
+      return CONTINUE;
+    }
   }
  
   if(other.get_flags() & FLAG_SOLID) {
@@ -677,6 +733,20 @@ Player::collision(GameObject& other, const CollisionHit& hit)
       if(physic.get_velocity_y() < 0)
         physic.set_velocity_y(0);
       on_ground_flag = true;
+
+      // remember normal of this tile
+      if (hit.normal.y > -0.9) {
+        floor_normal.x = hit.normal.x;
+        floor_normal.y = hit.normal.y;
+      } else {
+        // slowly adjust to unisolid tiles. 
+        // Necessary because our bounding box sometimes reaches through slopes and thus hits unisolid tiles
+        floor_normal.x = (floor_normal.x * 0.9) + (hit.normal.x * 0.1);
+        floor_normal.y = (floor_normal.y * 0.9) + (hit.normal.y * 0.1);
+      }
+
+      // disable gravity
+      physic.enable_gravity(false);
     } else if(hit.normal.y > 0) { // bumped against the roof
       physic.set_velocity_y(.1);
     }
@@ -688,15 +758,29 @@ Player::collision(GameObject& other, const CollisionHit& hit)
     return CONTINUE;
   }
 
-  TriggerBase* trigger = dynamic_cast<TriggerBase*> (&other);
-  if(trigger) {
-    if(controller->pressed(Controller::UP))
-      trigger->event(*this, TriggerBase::EVENT_ACTIVATE);
+#ifdef DEBUG
+  assert(dynamic_cast<MovingObject*> (&other) != NULL);
+#endif
+  MovingObject* moving_object = static_cast<MovingObject*> (&other); 
+  if(moving_object->get_group() == COLGROUP_TOUCHABLE) {
+    TriggerBase* trigger = dynamic_cast<TriggerBase*> (&other);
+    if(trigger) {
+      if(controller->pressed(Controller::UP))
+        trigger->event(*this, TriggerBase::EVENT_ACTIVATE);
+    }
 
     return FORCE_MOVE;
   }
 
-  return CONTINUE;
+  BadGuy* badguy = dynamic_cast<BadGuy*> (&other);
+  if(badguy != NULL) {
+    if(safe_timer.started())
+      return FORCE_MOVE;
+
+    return CONTINUE;
+  }
+
+  return FORCE_MOVE;
 }
 
 void
@@ -715,7 +799,7 @@ Player::kill(HurtMode mode)
     return;
 
   if(mode != KILL && 
-          safe_timer.get_timeleft() > 0 || invincible_timer.get_timeleft() > 0)
+          (safe_timer.get_timeleft() > 0 || invincible_timer.get_timeleft() > 0))
     return;                          
   
   sound_manager->play("sounds/hurt.wav");
@@ -749,6 +833,11 @@ Player::kill(HurtMode mode)
       dying = true;
       dying_timer.start(3.0);
       set_group(COLGROUP_DISABLED);
+
+      DisplayEffect* effect = new DisplayEffect();
+      effect->fade_out(3.0);
+      Sector::current()->add_object(effect);
+      sound_manager->stop_music(3.0);
     }
 }
 
@@ -760,7 +849,6 @@ Player::move(const Vector& vector)
     bbox.set_size(31.8, 63.8);
   else
     bbox.set_size(31.8, 31.8);
-  on_ground_flag = false;
   duck = false;
   last_ground_y = vector.y;