+// $Id$
//
-// C Implementation: special
+// SuperTux - A Jump'n Run
+// Copyright (C) 2003 Tobias Glaesser <tobi.web@gmx.de>
//
-// Description:
-//
-//
-// Author: Tobias Glaesser <tobi.web@gmx.de> & Bill Kendrick, (C) 2004
-//
-// Copyright: See COPYING file that comes with this distribution
+// 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 <assert.h>
+#include <iostream>
#include "SDL.h"
#include "defines.h"
#include "special.h"
#include "scene.h"
#include "globals.h"
#include "player.h"
+#include "sprite_manager.h"
+#include "resources.h"
-texture_type img_bullet;
-texture_type img_golden_herring;
-bitmask* bm_bullet;
+Sprite* img_firebullet;
+Sprite* img_icebullet;
+Sprite* img_star;
+Sprite* img_growup;
+Sprite* img_iceflower;
+Sprite* img_fireflower;
+Sprite* img_1up;
-void create_special_bitmasks()
-{
- bm_bullet = bitmask_create_SDL(img_bullet.sdl_surface);
-}
+#define GROWUP_SPEED 1.0f
-void bullet_init(bullet_type* pbullet, float x, float y, float xm, int dir)
+#define BULLET_STARTING_YM 0
+#define BULLET_XM 6
+
+Bullet::Bullet(DisplayManager& display_manager, const Vector& pos, float xm,
+ int dir, int kind_)
{
- pbullet->base.width = 4;
- pbullet->base.height = 4;
+ display_manager.add_drawable(this, LAYER_OBJECTS);
+
+ life_count = 3;
+ base.width = 4;
+ base.height = 4;
if (dir == RIGHT)
{
- pbullet->base.x = x + 32;
- pbullet->base.xm = BULLET_XM + xm;
+ base.x = pos.x + 32;
+ physic.set_velocity_x(BULLET_XM + xm);
}
else
{
- pbullet->base.x = x;
- pbullet->base.xm = -BULLET_XM + xm;
+ base.x = pos.x;
+ physic.set_velocity_x(-BULLET_XM + xm);
}
- pbullet->base.y = y;
- pbullet->base.ym = BULLET_STARTING_YM;
- pbullet->old_base = pbullet->base;
+ base.y = pos.y + base.height/2;
+ physic.set_velocity_y(-BULLET_STARTING_YM);
+ old_base = base;
+ kind = kind_;
}
-void bullet_action(bullet_type* pbullet)
+void
+Bullet::action(float elapsed_time)
{
- pbullet->base.x = pbullet->base.x + pbullet->base.xm * frame_ratio;
- pbullet->base.y = pbullet->base.y + pbullet->base.ym * frame_ratio;
+ elapsed_time *= 0.5f;
- collision_swept_object_map(&pbullet->old_base,&pbullet->base);
-
- if (issolid(pbullet->base.x, pbullet->base.y + 4) || issolid(pbullet->base.x, pbullet->base.y))
- {
- pbullet->base.ym = -pbullet->base.ym;
- pbullet->base.y = (int)(pbullet->base.y / 32) * 32;
- }
+ float old_y = base.y;
- pbullet->base.ym = pbullet->base.ym + GRAVITY;
+ physic.apply(elapsed_time, base.x, base.y);
+ collision_swept_object_map(&old_base,&base);
+
+ if (issolid(base.x, base.y + 4) || issolid(base.x, base.y))
+ {
+ base.y = old_y;
+ physic.set_velocity_y(-physic.get_velocity_y());
+ life_count -= 1;
+ }
- if (pbullet->base.x < scroll_x ||
- pbullet->base.x > scroll_x + screen->w ||
- pbullet->base.y < 0 ||
- pbullet->base.y > screen->h ||
- issolid(pbullet->base.x + 4, pbullet->base.y + 2) ||
- issolid(pbullet->base.x, pbullet->base.y + 2))
- {
- bullets.erase(static_cast<std::vector<bullet_type>::iterator>(pbullet));
- }
+ if(kind == FIRE_BULLET)
+ // @not framerate independant :-/
+ physic.set_velocity_y(physic.get_velocity_y() - 0.5 * elapsed_time);
+ if(physic.get_velocity_y() > 9)
+ physic.set_velocity_y(9);
+ else if(physic.get_velocity_y() < -9)
+ physic.set_velocity_y(-9);
+
+ float scroll_x =
+ World::current()->displaymanager.get_viewport().get_translation().x;
+ float scroll_y =
+ World::current()->displaymanager.get_viewport().get_translation().y;
+ if (base.x < scroll_x ||
+ base.x > scroll_x + screen->w ||
+ base.y < scroll_y ||
+ base.y > scroll_y + screen->h ||
+ issolid(base.x + 4, base.y + 2) ||
+ issolid(base.x, base.y + 2) ||
+ life_count <= 0)
+ {
+ remove_me();
+ }
+}
+void
+Bullet::draw(ViewPort& viewport, int )
+{
+ if(kind == FIRE_BULLET)
+ img_firebullet->draw(viewport.world2screen(Vector(base.x, base.y)));
+ else if(kind == ICE_BULLET)
+ img_icebullet->draw(viewport.world2screen(Vector(base.x, base.y)));
}
-void bullet_draw(bullet_type* pbullet)
+void
+Bullet::collision(const MovingObject& , int)
{
- if (pbullet->base.x >= scroll_x - pbullet->base.width &&
- pbullet->base.x <= scroll_x + screen->w)
- {
- texture_draw(&img_bullet, pbullet->base.x - scroll_x, pbullet->base.y,
- NO_UPDATE);
- }
+ // later
}
-void bullet_collision(bullet_type* pbullet, int c_object)
+void
+Bullet::collision(int c_object)
{
if(c_object == CO_BADGUY) {
- std::vector<bullet_type>::iterator i;
- for(i = bullets.begin(); i != bullets.end(); ++i) {
- if(& (*i) == pbullet) {
- bullets.erase(i);
- return;
- }
- }
+ remove_me();
}
}
-void upgrade_init(upgrade_type *pupgrade, float x, float y, int dir, int kind)
+//---------------------------------------------------------------------------
+
+Upgrade::Upgrade(DisplayManager& display_manager, const Vector& pos,
+ Direction dir_, UpgradeKind kind_)
{
- pupgrade->base.width = 32;
- pupgrade->base.height = 0;
- pupgrade->kind = kind;
- pupgrade->base.x = x;
- pupgrade->base.y = y;
- if(dir == LEFT)
- pupgrade->base.xm = -2;
- else
- pupgrade->base.xm = 2;
- pupgrade->base.ym = -2;
- pupgrade->base.height = 0;
- pupgrade->old_base = pupgrade->base;
+ display_manager.add_drawable(this, LAYER_OBJECTS);
+
+ kind = kind_;
+ dir = dir_;
+
+ base.width = 32;
+ base.height = 0;
+ base.x = pos.x;
+ base.y = pos.y;
+ old_base = base;
+
+ physic.reset();
+ physic.enable_gravity(false);
+
+ if(kind == UPGRADE_1UP || kind == UPGRADE_HERRING) {
+ physic.set_velocity(dir == LEFT ? -1 : 1, 4);
+ physic.enable_gravity(true);
+ base.height = 32;
+ } else if (kind == UPGRADE_ICEFLOWER || kind == UPGRADE_FIREFLOWER) {
+ // nothing
+ } else if (kind == UPGRADE_GROWUP) {
+ physic.set_velocity(dir == LEFT ? -GROWUP_SPEED : GROWUP_SPEED, 0);
+ } else {
+ physic.set_velocity(dir == LEFT ? -2 : 2, 0);
+ }
}
-void upgrade_action(upgrade_type *pupgrade)
+Upgrade::~Upgrade()
{
+}
+void
+Upgrade::action(float elapsed_time)
+{
+ if (kind == UPGRADE_ICEFLOWER || kind == UPGRADE_FIREFLOWER
+ || kind == UPGRADE_GROWUP) {
+ if (base.height < 32) {
+ /* Rise up! */
+ base.height = base.height + 0.7 * elapsed_time;
+ if(base.height > 32)
+ base.height = 32;
+
+ return;
+ }
+ }
- if (pupgrade->base.height < 32)
- {
- /* Rise up! */
+ /* Away from the screen? Kill it! */
+ float scroll_x =
+ World::current()->displaymanager.get_viewport().get_translation().x;
+ float scroll_y =
+ World::current()->displaymanager.get_viewport().get_translation().y;
+ if(base.x < scroll_x - OFFSCREEN_DISTANCE
+ || base.y < scroll_y - OFFSCREEN_DISTANCE) {
+ remove_me();
+ return;
+ }
+ if(base.y > scroll_y + screen->h) {
+ remove_me();
+ return;
+ }
- pupgrade->base.height = pupgrade->base.height + 0.7 * frame_ratio;
- if(pupgrade->base.height > 32)
- pupgrade->base.height = 32;
- }
- else
- {
- /* Move around? */
-
- if (pupgrade->kind == UPGRADE_MINTS ||
- pupgrade->kind == UPGRADE_HERRING)
- {
- pupgrade->base.x = pupgrade->base.x + pupgrade->base.xm * frame_ratio;
- pupgrade->base.y = pupgrade->base.y + pupgrade->base.ym * frame_ratio;
-
- collision_swept_object_map(&pupgrade->old_base,&pupgrade->base);
-
- /* Off the screen? Kill it! */
-
- if (pupgrade->base.x < scroll_x - pupgrade->base.width)
- upgrades.erase(static_cast<std::vector<upgrade_type>::iterator>(pupgrade));
- if (pupgrade->base.y > screen->h)
- upgrades.erase(static_cast<std::vector<upgrade_type>::iterator>(pupgrade));
-
- if (issolid(pupgrade->base.x + 1, pupgrade->base.y + 32.) ||
- issolid(pupgrade->base.x + 31., pupgrade->base.y + 32.))
- {
- if (pupgrade->base.ym > 0)
- {
- if (pupgrade->kind == UPGRADE_MINTS)
- {
- pupgrade->base.ym = 0;
- }
- else if (pupgrade->kind == UPGRADE_HERRING)
- {
- pupgrade->base.ym = -8;
- }
-
- pupgrade->base.y = (int)(pupgrade->base.y / 32) * 32;
- }
- }
- else
- pupgrade->base.ym = pupgrade->base.ym + GRAVITY * frame_ratio;
-
- if (issolid(pupgrade->base.x - 1, (int) pupgrade->base.y))
- {
- if(pupgrade->base.xm < 0)
- pupgrade->base.xm = -pupgrade->base.xm;
- }
- else if (issolid(pupgrade->base.x + pupgrade->base.width, (int) pupgrade->base.y))
- {
- if(pupgrade->base.xm > 0)
- pupgrade->base.xm = -pupgrade->base.xm;
- }
- }
+ /* Move around? */
+ physic.apply(elapsed_time, base.x, base.y);
+ if(kind == UPGRADE_GROWUP) {
+ collision_swept_object_map(&old_base, &base);
+ }
+ // fall down?
+ if(kind == UPGRADE_GROWUP || kind == UPGRADE_HERRING) {
+ // falling?
+ if(physic.get_velocity_y() != 0) {
+ if(issolid(base.x, base.y + base.height)) {
+ base.y = int(base.y / 32) * 32;
+ old_base = base;
+ if(kind == UPGRADE_GROWUP) {
+ physic.enable_gravity(false);
+ physic.set_velocity(dir == LEFT ? -GROWUP_SPEED : GROWUP_SPEED, 0);
+ } else if(kind == UPGRADE_HERRING) {
+ physic.set_velocity(dir == LEFT ? -2 : 2, 3);
}
+ }
+ } else {
+ if((physic.get_velocity_x() < 0
+ && !issolid(base.x+base.width, base.y + base.height))
+ || (physic.get_velocity_x() > 0
+ && !issolid(base.x, base.y + base.height))) {
+ physic.enable_gravity(true);
+ }
+ }
+ }
+
+ // horizontal bounce?
+ if(kind == UPGRADE_GROWUP || kind == UPGRADE_HERRING) {
+ if ( (physic.get_velocity_x() < 0
+ && issolid(base.x, (int) base.y + base.height/2))
+ || (physic.get_velocity_x() > 0
+ && issolid(base.x + base.width, (int) base.y + base.height/2))) {
+ physic.set_velocity(-physic.get_velocity_x(),physic.get_velocity_y());
+ dir = dir == LEFT ? RIGHT : LEFT;
+ }
+ }
}
-void upgrade_draw(upgrade_type* pupgrade)
+void
+Upgrade::draw(ViewPort& viewport, int)
{
SDL_Rect dest;
- if (pupgrade->base.height < 32)
+
+ if (base.height < 32)
+ {
+ /* Rising up... */
+
+ dest.x = (int)(base.x - viewport.get_translation().x);
+ dest.y = (int)(base.y + 32 - base.height - viewport.get_translation().y);
+ dest.w = 32;
+ dest.h = (int)base.height;
+
+ if (kind == UPGRADE_GROWUP)
+ img_growup->draw_part(0,0,dest.x,dest.y,dest.w,dest.h);
+ else if (kind == UPGRADE_ICEFLOWER)
+ img_iceflower->draw_part(0,0,dest.x,dest.y,dest.w,dest.h);
+ else if (kind == UPGRADE_FIREFLOWER)
+ img_fireflower->draw_part(0,0,dest.x,dest.y,dest.w,dest.h);
+ else if (kind == UPGRADE_HERRING)
+ img_star->draw_part(0,0,dest.x,dest.y,dest.w,dest.h);
+ else if (kind == UPGRADE_1UP)
+ img_1up->draw_part( 0, 0, dest.x, dest.y, dest.w, dest.h);
+ }
+ else
+ {
+ if (kind == UPGRADE_GROWUP)
+ {
+ img_growup->draw(viewport.world2screen(Vector(base.x, base.y)));
+ }
+ else if (kind == UPGRADE_ICEFLOWER)
+ {
+ img_iceflower->draw(viewport.world2screen(Vector(base.x, base.y)));
+ }
+ else if (kind == UPGRADE_FIREFLOWER)
+ {
+ img_fireflower->draw(viewport.world2screen(Vector(base.x, base.y)));
+ }
+ else if (kind == UPGRADE_HERRING)
{
- /* Rising up... */
-
- dest.x = (int)(pupgrade->base.x - scroll_x);
- dest.y = (int)(pupgrade->base.y + 32 - pupgrade->base.height);
- dest.w = 32;
- dest.h = (int)pupgrade->base.height;
-
- if (pupgrade->kind == UPGRADE_MINTS)
- texture_draw_part(&img_mints,0,0,dest.x,dest.y,dest.w,dest.h,NO_UPDATE);
- else if (pupgrade->kind == UPGRADE_COFFEE)
- texture_draw_part(&img_coffee,0,0,dest.x,dest.y,dest.w,dest.h,NO_UPDATE);
- else if (pupgrade->kind == UPGRADE_HERRING)
- texture_draw_part(&img_golden_herring,0,0,dest.x,dest.y,dest.w,dest.h,NO_UPDATE);
+ img_star->draw(viewport.world2screen(Vector(base.x, base.y)));
}
- else
+ else if (kind == UPGRADE_1UP)
{
- if (pupgrade->kind == UPGRADE_MINTS)
- {
- texture_draw(&img_mints,
- pupgrade->base.x - scroll_x, pupgrade->base.y,
- NO_UPDATE);
- }
- else if (pupgrade->kind == UPGRADE_COFFEE)
- {
- texture_draw(&img_coffee,
- pupgrade->base.x - scroll_x, pupgrade->base.y,
- NO_UPDATE);
- }
- else if (pupgrade->kind == UPGRADE_HERRING)
- {
- texture_draw(&img_golden_herring,
- pupgrade->base.x - scroll_x, pupgrade->base.y,
- NO_UPDATE);
- }
+ img_1up->draw(viewport.world2screen(Vector(base.x, base.y)));
}
+ }
+}
+
+void
+Upgrade::bump(Player* player)
+{
+ // these can't be bumped
+ if(kind != UPGRADE_GROWUP)
+ return;
+
+ play_sound(sounds[SND_BUMP_UPGRADE], SOUND_CENTER_SPEAKER);
+
+ // determine new direction
+ if (player->base.x + player->base.width/2 > base.x + base.width/2)
+ dir = LEFT;
+ else
+ dir = RIGHT;
+
+ // do a little jump and change direction
+ physic.set_velocity(-physic.get_velocity_x(), 3);
+ physic.enable_gravity(true);
+}
+
+void
+Upgrade::collision(const MovingObject& , int)
+{
+ // later
}
-void upgrade_collision(upgrade_type* pupgrade, void* p_c_object, int c_object)
+void
+Upgrade::collision(void* p_c_object, int c_object, CollisionType type)
{
Player* pplayer = NULL;
+ if(type == COLLISION_BUMP) {
+ if(c_object == CO_PLAYER)
+ pplayer = (Player*) p_c_object;
+ bump(pplayer);
+ return;
+ }
+
switch (c_object)
{
case CO_PLAYER:
/* p_c_object is CO_PLAYER, so assign it to pplayer */
pplayer = (Player*) p_c_object;
- upgrades.erase(static_cast<std::vector<upgrade_type>::iterator>(pupgrade));
-
/* Affect the player: */
- if (pupgrade->kind == UPGRADE_MINTS)
+ if (kind == UPGRADE_GROWUP)
{
play_sound(sounds[SND_EXCELLENT], SOUND_CENTER_SPEAKER);
- pplayer->size = BIG;
- pplayer->base.height = 64;
- pplayer->base.y -= 32;
- if(collision_object_map(&pplayer->base))
- {
- pplayer->base.height = 32;
- pplayer->base.y += 32;
- pplayer->duck = true;
- }
- timer_start(&super_bkgd_timer, 350);
+ pplayer->grow();
+ }
+ else if (kind == UPGRADE_FIREFLOWER)
+ {
+ play_sound(sounds[SND_COFFEE], SOUND_CENTER_SPEAKER);
+ pplayer->grow();
+ pplayer->got_power = pplayer->FIRE_POWER;
+ }
+ else if (kind == UPGRADE_ICEFLOWER)
+ {
+ play_sound(sounds[SND_COFFEE], SOUND_CENTER_SPEAKER);
+ pplayer->grow();
+ pplayer->got_power = pplayer->ICE_POWER;
}
- else if (pupgrade->kind == UPGRADE_COFFEE)
+ else if (kind == UPGRADE_FIREFLOWER)
{
play_sound(sounds[SND_COFFEE], SOUND_CENTER_SPEAKER);
- pplayer->got_coffee = true;
- timer_start(&super_bkgd_timer, 250);
+ pplayer->grow();
+ pplayer->got_power = pplayer->FIRE_POWER;
}
- else if (pupgrade->kind == UPGRADE_HERRING)
+ else if (kind == UPGRADE_HERRING)
{
play_sound(sounds[SND_HERRING], SOUND_CENTER_SPEAKER);
- timer_start(&pplayer->invincible_timer,TUX_INVINCIBLE_TIME);
- timer_start(&super_bkgd_timer, 250);
- /* play the herring song ^^ */
- if (get_current_music() != HURRYUP_MUSIC)
- {
- set_current_music(HERRING_MUSIC);
- play_current_music();
- }
+ pplayer->invincible_timer.start(TUX_INVINCIBLE_TIME);
+ World::current()->play_music(HERRING_MUSIC);
}
- break;
+ else if (kind == UPGRADE_1UP)
+ {
+ if(player_status.lives < MAX_LIVES) {
+ player_status.lives++;
+ play_sound(sounds[SND_LIFEUP], SOUND_CENTER_SPEAKER);
+ }
+ }
+
+ remove_me();
+ return;
}
}
+void load_special_gfx()
+{
+ img_growup = sprite_manager->load("egg");
+ img_iceflower = sprite_manager->load("iceflower");
+ img_fireflower = sprite_manager->load("fireflower");
+ img_star = sprite_manager->load("star");
+ img_1up = sprite_manager->load("1up");
+
+ img_firebullet = sprite_manager->load("firebullet");
+ img_icebullet = sprite_manager->load("icebullet");
+}
+
+void free_special_gfx()
+{
+}
+