From 86cf3102ccfc8892b3f73a271a12d7f2a0881500 Mon Sep 17 00:00:00 2001
From: Marek Moeckel <wansti@gmx.de>
Date: Thu, 16 Sep 2004 23:26:26 +0000
Subject: [PATCH] replaced double jumping with flapping

SVN-Revision: 1934
---
 src/player.cpp | 32 ++++++++++++++++++--------------
 src/player.h   |  6 ++++--
 2 files changed, 22 insertions(+), 16 deletions(-)

diff --git a/src/player.cpp b/src/player.cpp
index f2561d69e..90c78ae0a 100644
--- a/src/player.cpp
+++ b/src/player.cpp
@@ -158,9 +158,9 @@ Player::init()
   last_ground_y = 0;
   fall_mode = ON_GROUND;
   jumping = false;
-  double_jumping = false;
+  flapping = false;
   can_jump = true;
-  can_double_jump = false;
+  can_flap = false;
   enable_hover = false;
   butt_jump = false;
   
@@ -177,6 +177,7 @@ Player::init()
   shooting_timer.init(true);
   growing_timer.init(true);
   idle_timer.init(true);
+  flapping_timer.init(true);
 
   physic.reset();
 }
@@ -535,9 +536,9 @@ Player::handle_vertical_input()
 
       --base.y;
       jumping = true;
-      double_jumping = false;
+      flapping = false;
       can_jump = false;
-      can_double_jump = false;
+      can_flap = false;
       if (size == SMALL)
         SoundManager::get()->play_sound(IDToSound(SND_JUMP));
       else
@@ -546,22 +547,25 @@ Player::handle_vertical_input()
   // Let go of jump key
   else if(input.up == UP && jumping && physic.get_velocity_y() > 0)
     {
-      if (!double_jumping && !duck) {can_double_jump = true;}
+      if (!flapping && !duck)
+         {
+            can_flap = true;
+         }
       jumping = false;
       physic.set_velocity_y(0);
     }
    
-   // Double jump
-   if (input.up == DOWN && can_double_jump)
+   // Flapping
+   if (input.up == DOWN && can_flap)
      {
-         can_double_jump = false;
+         if (!flapping_timer.started()) {flapping_timer.start(TUX_FLAPPING_TIME);}
+         if (!flapping_timer.check()) {can_flap = false;}
          jumping = true;
-         double_jumping = true;
-         if (size == SMALL)
-            SoundManager::get()->play_sound(IDToSound(SND_JUMP));
-         else
-            SoundManager::get()->play_sound(IDToSound(SND_BIGJUMP));
-         physic.set_velocity_y(5.2);
+         flapping = true;
+         if (flapping_timer.get_gone() <= TUX_FLAPPING_TIME)
+            {
+               physic.set_velocity_y((float)flapping_timer.get_gone()/450);
+            }
      }
    
    // Hover
diff --git a/src/player.h b/src/player.h
index fc7c09edf..f995219a9 100644
--- a/src/player.h
+++ b/src/player.h
@@ -40,6 +40,7 @@ class BadGuy;
 #define TUX_SAFE_TIME 1250
 #define TUX_INVINCIBLE_TIME 10000
 #define TUX_INVINCIBLE_TIME_WARNING 2000
+#define TUX_FLAPPING_TIME 1000 /* How long Tux can flap his wings to gain additional jump height */
 #define TIME_WARNING 20000     /* When to alert player they're low on time! */
 
 /* One-ups... */
@@ -147,9 +148,9 @@ public:
   FallMode fall_mode;
 
   bool jumping;
-  bool double_jumping;
+  bool flapping;
   bool can_jump;
-  bool can_double_jump;
+  bool can_flap;
   bool enable_hover;
   bool butt_jump;
   int frame_;
@@ -165,6 +166,7 @@ public:
   Timer dying_timer;
   Timer growing_timer;
   Timer idle_timer;
+  Timer flapping_timer;
   Physic physic;
   
 public:
-- 
2.11.0