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source: orxonox.OLD/trunk/src/story_entities/movie_loader.cc @ 7897

Last change on this file since 7897 was 7868, checked in by bensch, 19 years ago

trunk: merge Check in the Event-changes:
r7867 | bensch | 2006-05-26 13:19:46 +0200 (Fri, 26 May 2006) | 1 line

Events better subscribed


r7866 | bensch | 2006-05-26 13:11:10 +0200 (Fri, 26 May 2006) | 1 line

Events are subscribed at the EventListener, and not the EventHandler

File size: 3.0 KB
RevLine 
[6555]1/*
2   orxonox - the future of 3D-vertical-scrollers
3
4   Copyright (C) 2004 orx
5
6   This program is free software; you can redistribute it and/or modify
7   it under the terms of the GNU General Public License as published by
8   the Free Software Foundation; either version 2, or (at your option)
9   any later version.
10
11   ### File Specific:
12   main-programmer: David Hasenfratz, Stefan Lienhard
[6557]13   co-programmer:
[6555]14*/
15
16#include "movie_loader.h"
[6576]17
[6570]18#include "movie_player.h"
[7193]19#include "util/loading/factory.h"
[7022]20#include "event_handler.h"
[6598]21#include "graphics_engine.h"
[7193]22#include "util/loading/load_param.h"
[6731]23#include "state.h"
[6555]24
[6576]25
[6555]26using namespace std;
27
[6598]28CREATE_FACTORY(MovieLoader, CL_MOVIE_LOADER);
[6555]29
[6576]30MovieLoader::MovieLoader(const TiXmlElement* root)
[6555]31{
32  this->setClassID(CL_MOVIE_LOADER, "MovieLoader");
[6576]33
34  movie_player = new MoviePlayer();
35  this->loadParams(root);
[6555]36}
37
[7221]38MovieLoader::~MovieLoader()
[6555]39{
[6731]40  delete this->movie_player;
[6555]41}
42
43
44
45void MovieLoader::loadParams(const TiXmlElement* root)
46{
[6576]47  StoryEntity::loadParams(root);
[6555]48
[7049]49  LoadParam(root, "movie", this, MovieLoader, loadMovie);
[7010]50  LoadParam(root, "fps", this, MovieLoader, setFPS);
[6555]51}
52
[7010]53void MovieLoader::setFPS(float fps)
54{
55  this->movie_player->setFPS(fps);
56}
57
[7221]58void MovieLoader::loadMovie(const std::string& filename)
[6576]59{
60  movie_player->loadMovie(filename);
61}
62
63
[6731]64ErrorMessage MovieLoader::init() {}
[6555]65
66
[6731]67ErrorMessage MovieLoader::loadData() {}
[6555]68
69
[7022]70ErrorMessage MovieLoader::unloadData()
71{
[7868]72  this->unsubscribeEvents(ES_GAME);
[7022]73}
[6555]74
75bool MovieLoader::start()
76{
[7022]77  EventHandler::getInstance()->pushState(ES_GAME);
78
[6731]79  this->movie_player->start(0);
[7221]80
[7283]81  this->bRunning = true;
[6598]82  this->run();
[6555]83}
84
85bool MovieLoader::stop()
86{
[7022]87  EventHandler::getInstance()->popState();
88
[7283]89  this->bRunning = false;
[6555]90}
91
[6574]92bool MovieLoader::pause() { }
93bool MovieLoader::resume() { }
[6555]94
95void MovieLoader::run()
96{
[6567]97  // first timestamp for t = 0
98  this->lastFrame = SDL_GetTicks ();
99
[7283]100  while( this->bRunning)
[6562]101  {
[7022]102    EventHandler::getInstance()->process();
[6562]103    this->tick();
[6598]104    this->draw();
[6562]105  }
[6555]106}
[6557]107
[7022]108void MovieLoader::process(const Event &event) {}
109
[6598]110void MovieLoader::draw() const
111{
112  glClear( GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
113
114
115  GraphicsEngine::enter2DMode();
116
[6599]117  glEnable(GL_TEXTURE_2D);
118  glBindTexture(GL_TEXTURE_2D, movie_player->getTexture());
[6598]119
120  glColor3f(1.0, 1.0, 1.0);
121
122  glBegin(GL_QUADS);
[6731]123    glTexCoord2f(0.0f, 0.0f); glVertex2f( 0, 0);
124    glTexCoord2f(0.0f, 1.0f); glVertex2f( 0, State::getResY());
125    glTexCoord2f(1.0f, 1.0f); glVertex2f( State::getResX(), State::getResY());
126    glTexCoord2f(1.0f, 0.0f); glVertex2f( State::getResX(), 0);
[6598]127  glEnd();
128
129  GraphicsEngine::leave2DMode();
130
131  SDL_GL_SwapBuffers();
132}
133
134
[6557]135void MovieLoader::tick()
136{
[6567]137  // get timestamp
[6574]138  currentFrame = SDL_GetTicks();
[6557]139
[6567]140  // calculate time difference in milliseconds (Uint32)
[7221]141  this->dt = currentFrame - this->lastFrame;
[6567]142  // calculate time difference in seconds (float)
[6570]143  this->dts = (float)this->dt / 1000.0f;
[6567]144
145  movie_player->tick(dts);
146
[6598]147  if (movie_player->getStatus() == STOP)
[7283]148    this->bRunning = false;
[6598]149
[6567]150  this->lastFrame = currentFrame;
[6557]151}
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