+// $Id$
+//
+// SuperTux
+// Copyright (C) 2005 Matthias Braun <matze@braunis.de>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License
+// as published by the Free Software Foundation; either version 2
+// of the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+// 02111-1307, USA.
#include <config.h>
#include <float.h>
-#include "yeti.h"
-#include "object/camera.h"
-#include "yeti_stalactite.h"
+#include <sstream>
+#include <memory>
+#include "yeti.hpp"
+#include "object/camera.hpp"
+#include "yeti_stalactite.hpp"
+#include "bouncing_snowball.hpp"
+#include "game_session.hpp"
+#include "scripting/script_interpreter.hpp"
static const float JUMP_VEL1 = 250;
static const float JUMP_VEL2 = 700;
-static const float RUN_SPEED = 300;
+static const float RUN_SPEED = 350;
static const float JUMP_TIME = 1.6;
static const float ANGRY_JUMP_WAIT = .5;
-static const float STUN_TIME = 2;
+/// the time we are safe when tux just hit us
+static const float SAFE_TIME = .5;
static const int INITIAL_HITPOINTS = 3;
-static const int INITIAL_BULLET_HP = 10;
Yeti::Yeti(const lisp::Lisp& reader)
{
reader.get("x", start_position.x);
reader.get("y", start_position.y);
bbox.set_size(80, 120);
- sprite = sprite_manager->create("yeti");
+ sprite = sprite_manager->create("images/creatures/yeti/yeti.sprite");
+ sprite->set_action("right");
state = INIT;
side = LEFT;
- hitpoints = INITIAL_HITPOINTS;
- bullet_hitpoints = INITIAL_BULLET_HP;
- sound_gna = SoundManager::get()->load_sound(
- get_resource_filename("sounds/yeti_gna.wav"));
- sound_roar = SoundManager::get()->load_sound(
- get_resource_filename("sounds/yeti_roar.wav"));
- jump_time_left = 0.0f;
+#if 0
+ sound_manager->preload_sound("yeti_gna");
+ sound_manager->preload_sound("yeti_roar");
+#endif
+ hit_points = INITIAL_HITPOINTS;
+ reader.get("dead-script", dead_script);
+ countMe = false;
}
Yeti::~Yeti()
{
- Mix_FreeChunk(sound_gna);
}
void
-Yeti::active_action(float elapsed_time)
+Yeti::draw(DrawingContext& context)
+{
+ // we blink when we are safe
+ if(safe_timer.started() && size_t(game_time*40)%2)
+ return;
+
+ BadGuy::draw(context);
+}
+
+void
+Yeti::active_update(float elapsed_time)
{
switch(state) {
case INIT:
break;
case GO_RIGHT:
physic.set_velocity_x(RUN_SPEED);
- if(jump_timer.check())
+ if(timer.check())
physic.set_velocity_y(JUMP_VEL2);
break;
case GO_LEFT:
physic.set_velocity_x(-RUN_SPEED);
- if(jump_timer.check())
+ if(timer.check())
physic.set_velocity_y(JUMP_VEL2);
break;
case ANGRY_JUMPING:
- if(jump_timer.check()) {
+ if(timer.check()) {
// jump
- SoundManager::get()->play_sound(sound_gna);
+ sound_manager->play("sounds/yeti_gna.wav");
physic.set_velocity_y(JUMP_VEL1);
+ if (side == LEFT) // on the left, facing Tux who is on the right
+ sprite->set_action("jump-right");
+ else
+ sprite->set_action("jump-left");
}
break;
-
- case STUNNED:
- if (stun_timer.check()) {
- go_right();
- }
-
default:
break;
}
Yeti::go_right()
{
// jump and move right
+ sprite->set_action("right");
physic.set_velocity_y(JUMP_VEL1);
physic.set_velocity_x(RUN_SPEED);
state = GO_RIGHT;
- jump_timer.start(JUMP_TIME);
+ timer.start(JUMP_TIME);
}
void
Yeti::go_left()
{
+ sprite->set_action("left");
physic.set_velocity_y(JUMP_VEL1);
physic.set_velocity_x(-RUN_SPEED);
state = GO_LEFT;
- jump_timer.start(JUMP_TIME);
+ timer.start(JUMP_TIME);
}
void
Yeti::angry_jumping()
{
jumpcount = 0;
- jump_timer.start(ANGRY_JUMP_WAIT);
+ timer.start(ANGRY_JUMP_WAIT);
state = ANGRY_JUMPING;
physic.set_velocity_x(0);
}
void
-Yeti::stun()
+Yeti::summon_snowball()
{
- physic.set_acceleration(0.0f, 0.0f);
- physic.set_velocity(0.0f, 0.0f);
- jump_time_left = jump_timer.get_timeleft();
- jump_timer.stop();
- stun_timer.start(STUN_TIME);
- state = STUNNED;
+ Sector::current()->add_object(new BouncingSnowball(get_pos().x+(side == LEFT ? 64 : -64), get_pos().y, (side == LEFT ? RIGHT : LEFT)));
}
-HitResponse
-Yeti::collision_player(Player& player, const CollisionHit& hit)
-{
- if(player.is_invincible()) {
- kill_fall();
- return ABORT_MOVE;
- }
- if(hit.normal.y > .9) {
- //TODO: fix inaccuracy (tux sometimes dies even if badguy was hit)
- // give badguys some invincible time (prevent them from being hit multiple times)
- hitpoints--;
- bullet_hitpoints--;
- if(collision_squished(player))
- return ABORT_MOVE;
- else if (hitpoints <= 0) {
- bullet_hitpoints = 0;
- player.kill(Player::SHRINK);
- return FORCE_MOVE;
- }
- }
-
- if (state == STUNNED)
- return ABORT_MOVE;
-
- player.kill(Player::SHRINK);
- return FORCE_MOVE;
-}
-
-HitResponse
-Yeti::collision_badguy(BadGuy& badguy, const CollisionHit&)
-{
- YetiStalactite* yeti_stal = dynamic_cast<YetiStalactite*>(&badguy);
-
- if (state == STUNNED && yeti_stal && yeti_stal->is_harmful())
- {
- kill_fall();
- }
-
- return FORCE_MOVE;
-}
-
-
bool
Yeti::collision_squished(Player& player)
{
- // we don't use the player object, even though it was given to us
- (void)player;
+ if(safe_timer.started())
+ return true;
- // stun yeti
- stun();
+ player.bounce(*this);
+ sound_manager->play("sounds/yeti_roar.wav");
+ hit_points--;
+ if(hit_points <= 0) {
+ sprite->set_action("dead");
+ kill_squished(player);
+ // start script
+ if(dead_script != "") {
+ ScriptInterpreter::add_script_object(Sector::current(),
+ "Yeti - dead-script", dead_script);
+ }
+ } else {
+ safe_timer.start(SAFE_TIME);
+ }
+
return true;
}
void
-Yeti::write(lisp::Writer& )
+Yeti::kill_fall()
+{
+ // shooting bullets or being invincible won't work :)
+}
+
+void
+Yeti::write(lisp::Writer& writer)
{
+ writer.start_list("yeti");
+
+ writer.write_float("x", start_position.x);
+ writer.write_float("y", start_position.y);
+
+ if(dead_script != "") {
+ writer.write_string("dead-script", dead_script);
+ }
+
+ writer.end_list("yeti");
}
void
physic.set_velocity_y(0);
if(state == INIT) {
go_right();
- } else if(state == GO_LEFT && !jump_timer.started()) {
+ } else if(state == GO_LEFT && !timer.started()) {
side = LEFT;
+ summon_snowball();
+ sprite->set_action("stand-right");
angry_jumping();
- } else if(state == GO_RIGHT && !jump_timer.started()) {
+ } else if(state == GO_RIGHT && !timer.started()) {
side = RIGHT;
+ summon_snowball();
+ sprite->set_action("stand-left");
angry_jumping();
} else if(state == ANGRY_JUMPING) {
- if(!jump_timer.started()) {
+ if(!timer.started()) {
// we just landed
+ if (side == LEFT) // standing on the left, facing Tux who is on the right
+ sprite->set_action("stand-right");
+ else
+ sprite->set_action("stand-left");
jumpcount++;
// make a stalactite falling down and shake camera a bit
Sector::current()->camera->shake(.1, 0, 10);
go_left();
} else {
// jump again
- jump_timer.start(ANGRY_JUMP_WAIT);
+ timer.start(ANGRY_JUMP_WAIT);
}
}
}
return CONTINUE;
}
-void
-Yeti::kill_fall()
-{
- SoundManager::get()->play_sound(sound_roar);
- bullet_hitpoints--;
- if (bullet_hitpoints <= 0) {
- SoundManager::get()->play_sound(IDToSound(SND_FALL), this,
- Sector::current()->player->get_pos());
- physic.set_velocity_y(0);
- physic.enable_gravity(true);
- set_state(STATE_FALLING);
- }
-}
-
IMPLEMENT_FACTORY(Yeti, "yeti")