X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;ds=sidebyside;f=src%2Fbadguy%2Fyeti.cpp;h=f6cc57adc81dd7b039c5b500c389ca0703f04ffb;hb=2ad3ecbc14b77d373c796ad04d6389489666cc01;hp=d66b55fc2eb23c4e04401b83b843a3c573b34b3a;hpb=c0c4838b917943354c150d56ab970ca249267037;p=supertux.git diff --git a/src/badguy/yeti.cpp b/src/badguy/yeti.cpp index d66b55fc2..f6cc57adc 100644 --- a/src/badguy/yeti.cpp +++ b/src/badguy/yeti.cpp @@ -1,7 +1,8 @@ // $Id$ -// -// SuperTux +// +// SuperTux - Boss "Yeti" // Copyright (C) 2005 Matthias Braun +// Copyright (C) 2006 Christoph Sommer // // This program is free software; you can redistribute it and/or // modify it under the terms of the GNU General Public License @@ -12,47 +13,61 @@ // 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 -#include -#include -#include #include "yeti.hpp" + #include "object/camera.hpp" #include "yeti_stalactite.hpp" #include "bouncing_snowball.hpp" #include "game_session.hpp" +#include "level.hpp" +#include "lisp/writer.hpp" +#include "object_factory.hpp" +#include "audio/sound_manager.hpp" +#include "sector.hpp" +#include "object/player.hpp" +#include "sprite/sprite.hpp" + +#include +#include + +namespace { + const float JUMP_DOWN_VX = 250; /**< horizontal speed while jumping off the dais */ + const float JUMP_DOWN_VY = -250; /**< vertical speed while jumping off the dais */ -static const float JUMP_VEL1 = 250; -static const float JUMP_VEL2 = 700; -static const float RUN_SPEED = 350; -static const float JUMP_TIME = 1.6; -static const float ANGRY_JUMP_WAIT = .5; -/// the time we are safe when tux just hit us -static const float SAFE_TIME = .5; -static const int INITIAL_HITPOINTS = 3; + const float RUN_VX = 350; /**< horizontal speed while running */ + + const float JUMP_UP_VX = 350; /**< horizontal speed while jumping on the dais */ + const float JUMP_UP_VY = -800; /**< vertical speed while jumping on the dais */ + + const float STOMP_VY = -250; /** vertical speed while stomping on the dais */ + + const float LEFT_STAND_X = 16; /**< x-coordinate of left dais' end position */ + const float RIGHT_STAND_X = 800-60-16; /**< x-coordinate of right dais' end position */ + const float LEFT_JUMP_X = LEFT_STAND_X+224; /**< x-coordinate of from where to jump on the left dais */ + const float RIGHT_JUMP_X = RIGHT_STAND_X-224; /**< x-coordinate of from where to jump on the right dais */ + const float STOMP_WAIT = .5; /**< time we stay on the dais before jumping again */ + const float SAFE_TIME = .5; /**< the time we are safe when tux just hit us */ + const int INITIAL_HITPOINTS = 3; /**< number of hits we can take */ + + const float SQUISH_TIME = 5; +} Yeti::Yeti(const lisp::Lisp& reader) + : BadGuy(reader, "images/creatures/yeti/yeti.sprite") { - reader.get("x", start_position.x); - reader.get("y", start_position.y); - bbox.set_size(90, 106); - sprite = sprite_manager->create("images/creatures/yeti/yeti.sprite"); - sprite->set_action("right"); - state = INIT; - side = LEFT; -#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; + sound_manager->preload("sounds/yeti_gna.wav"); + sound_manager->preload("sounds/yeti_roar.wav"); + hud_head.reset(new Surface("images/creatures/yeti/hudlife.png")); } Yeti::~Yeti() @@ -60,43 +75,70 @@ Yeti::~Yeti() } void +Yeti::initialize() +{ + dir = RIGHT; + jump_down(); +} + +void Yeti::draw(DrawingContext& context) { // we blink when we are safe if(safe_timer.started() && size_t(game_time*40)%2) return; + draw_hit_points(context); + BadGuy::draw(context); } void +Yeti::draw_hit_points(DrawingContext& context) +{ + int i; + + Surface *hh = hud_head.get(); + if (!hh) + return; + + context.push_transform(); + context.set_translation(Vector(0, 0)); + + for (i = 0; i < hit_points; ++i) + { + context.draw_surface(hh, Vector(BORDER_X + (i * hh->get_width()), BORDER_Y + 1), LAYER_FOREGROUND1); + } + + context.pop_transform(); +} + +void Yeti::active_update(float elapsed_time) { switch(state) { - case INIT: + case JUMP_DOWN: + physic.set_velocity_x((dir==RIGHT)?+JUMP_DOWN_VX:-JUMP_DOWN_VX); break; - case GO_RIGHT: - physic.set_velocity_x(RUN_SPEED); - if(timer.check()) - physic.set_velocity_y(JUMP_VEL2); + case RUN: + physic.set_velocity_x((dir==RIGHT)?+RUN_VX:-RUN_VX); + if (((dir == RIGHT) && (get_pos().x >= RIGHT_JUMP_X)) || ((dir == LEFT) && (get_pos().x <= LEFT_JUMP_X))) jump_up(); break; - case GO_LEFT: - physic.set_velocity_x(-RUN_SPEED); - if(timer.check()) - physic.set_velocity_y(JUMP_VEL2); + case JUMP_UP: + physic.set_velocity_x((dir==RIGHT)?+JUMP_UP_VX:-JUMP_UP_VX); + if (((dir == RIGHT) && (get_pos().x >= RIGHT_STAND_X)) || ((dir == LEFT) && (get_pos().x <= LEFT_STAND_X))) be_angry(); break; - case ANGRY_JUMPING: - if(timer.check()) { - // jump + case BE_ANGRY: + if(state_timer.check()) { 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"); + physic.set_velocity_y(STOMP_VY); + sprite->set_action((dir==RIGHT)?"stomp-right":"stomp-left"); } break; - default: + case SQUISHED: + if (state_timer.check()) { + remove_me(); + } break; } @@ -104,70 +146,102 @@ Yeti::active_update(float elapsed_time) } void -Yeti::go_right() +Yeti::jump_down() { - // jump and move right - sprite->set_action("right"); - physic.set_velocity_y(JUMP_VEL1); - physic.set_velocity_x(RUN_SPEED); - state = GO_RIGHT; - timer.start(JUMP_TIME); + sprite->set_action((dir==RIGHT)?"jump-right":"jump-left"); + physic.set_velocity_x((dir==RIGHT)?(+JUMP_DOWN_VX):(-JUMP_DOWN_VX)); + physic.set_velocity_y(JUMP_DOWN_VY); + state = JUMP_DOWN; } void -Yeti::go_left() +Yeti::run() { - sprite->set_action("left"); - physic.set_velocity_y(JUMP_VEL1); - physic.set_velocity_x(-RUN_SPEED); - state = GO_LEFT; - timer.start(JUMP_TIME); + sprite->set_action((dir==RIGHT)?"run-right":"run-left"); + physic.set_velocity_x((dir==RIGHT)?(+RUN_VX):(-RUN_VX)); + physic.set_velocity_y(0); + state = RUN; } void -Yeti::angry_jumping() +Yeti::jump_up() { - jumpcount = 0; - timer.start(ANGRY_JUMP_WAIT); - state = ANGRY_JUMPING; + sprite->set_action((dir==RIGHT)?"jump-right":"jump-left"); + physic.set_velocity_x((dir==RIGHT)?(+JUMP_UP_VX):(-JUMP_UP_VX)); + physic.set_velocity_y(JUMP_UP_VY); + state = JUMP_UP; +} + +void +Yeti::be_angry() +{ + //turn around + dir = (dir==RIGHT)?LEFT:RIGHT; + + sprite->set_action((dir==RIGHT)?"stand-right":"stand-left"); physic.set_velocity_x(0); + physic.set_velocity_y(0); + if (hit_points < INITIAL_HITPOINTS) summon_snowball(); + stomp_count = 0; + state = BE_ANGRY; + state_timer.start(STOMP_WAIT); } void Yeti::summon_snowball() { - Sector::current()->add_object(new BouncingSnowball(get_pos().x+(side == LEFT ? 64 : -64), get_pos().y, (side == LEFT ? RIGHT : LEFT))); + Sector::current()->add_object(new BouncingSnowball(Vector(get_pos().x+(dir == RIGHT ? 64 : -64), get_pos().y), dir)); } bool -Yeti::collision_squished(Player& player) +Yeti::collision_squished(GameObject& object) +{ + kill_squished(object); + + return true; +} + +void +Yeti::kill_squished(GameObject& object) +{ + Player* player = dynamic_cast(&object); + if (player) { + player->bounce(*this); + take_hit(*player); + } +} + +void Yeti::take_hit(Player& ) { if(safe_timer.started()) - return true; + return; - player.bounce(*this); sound_manager->play("sounds/yeti_roar.wav"); hit_points--; + if(hit_points <= 0) { + // We're dead + physic.enable_gravity(true); + physic.set_velocity_x(0); + physic.set_velocity_y(0); + + state = SQUISHED; + state_timer.start(SQUISH_TIME); + set_colgroup_active(COLGROUP_MOVING_ONLY_STATIC); sprite->set_action("dead"); - kill_squished(player); - // start script - if(dead_script != "") { - std::istringstream stream(dead_script); - Sector::current()->run_script(stream, "Yeti - dead-script"); - } - } else { + run_dead_script(); + } + else { safe_timer.start(SAFE_TIME); } - - return true; } void Yeti::kill_fall() { // shooting bullets or being invincible won't work :) + //take_hit(*get_nearest_player()); // FIXME: debug only(?) } void @@ -175,12 +249,8 @@ 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.write("x", start_position.x); + writer.write("y", start_position.y); writer.end_list("yeti"); } @@ -188,6 +258,9 @@ Yeti::write(lisp::Writer& writer) void Yeti::drop_stalactite() { + // make a stalactite falling down and shake camera a bit + Sector::current()->camera->shake(.1f, 0, 10); + YetiStalactite* nearest = 0; float dist = FLT_MAX; @@ -199,7 +272,7 @@ Yeti::drop_stalactite() i != sector->gameobjects.end(); ++i) { YetiStalactite* stalactite = dynamic_cast (*i); if(stalactite && stalactite->is_hanging()) { - float sdist + float sdist = fabsf(stalactite->get_pos().x - player->get_pos().x); if(sdist < dist) { nearest = stalactite; @@ -212,50 +285,43 @@ Yeti::drop_stalactite() nearest->start_shaking(); } -HitResponse -Yeti::collision_solid(GameObject& , const CollisionHit& hit) +void +Yeti::collision_solid(const CollisionHit& hit) { - if(fabsf(hit.normal.y) > .5) { // hit floor or roof? + if(hit.top || hit.bottom) { + // hit floor or roof physic.set_velocity_y(0); - if(state == INIT) { - go_right(); - } else if(state == GO_LEFT && !timer.started()) { - side = LEFT; - summon_snowball(); - sprite->set_action("stand-right"); - angry_jumping(); - } else if(state == GO_RIGHT && !timer.started()) { - side = RIGHT; - summon_snowball(); - sprite->set_action("stand-left"); - angry_jumping(); - } else if(state == ANGRY_JUMPING) { - if(!timer.started()) { + switch (state) { + case JUMP_DOWN: + run(); + break; + case RUN: + break; + case JUMP_UP: + break; + case BE_ANGRY: // 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); - drop_stalactite(); - - // go to other side after 3 jumps - if(jumpcount == 3) { - if(side == LEFT) - go_right(); - else - go_left(); - } else { - // jump again - timer.start(ANGRY_JUMP_WAIT); + if(!state_timer.started()) { + sprite->set_action((dir==RIGHT)?"stand-right":"stand-left"); + stomp_count++; + drop_stalactite(); + + // go to other side after 3 jumps + if(stomp_count == 3) { + jump_down(); + } else { + // jump again + state_timer.start(STOMP_WAIT); + } } - } + break; + case SQUISHED: + break; } + } else if(hit.left || hit.right) { + // hit wall + jump_up(); } - - return CONTINUE; } IMPLEMENT_FACTORY(Yeti, "yeti")