Exemple #1
0
void
Racing::loop(float timeStep)
{
	int width, height;
    bool joy_left_turn = false;
    bool joy_right_turn = false;
    double joy_turn_fact = 0.0;
    bool joy_paddling = false;
    bool joy_braking = false;
    bool joy_tricks = false;
    bool joy_charging = false;
    bool airborne;
    pp::Vec3d dir;
    float speed;
    float terrain_weights[NUM_TERRAIN_TYPES];
    int new_terrain = 0;
    int slide_volume;
	unsigned int i;

	if (Benchmark::getMode() == Benchmark::AUTO){
		m_paddling = true;
	}	
	
    dir = players[0].vel;
    speed = dir.normalize();
	
	//set max_speed
	if (speed > players[0].max_speed) players[0].max_speed=int(speed);

	
    airborne = (bool) ( players[0].pos.y > ( find_y_coord(players[0].pos.x, 
						       players[0].pos.z) + 
					  JUMP_MAX_START_HEIGHT ) );

    width = getparam_x_resolution();
    height = getparam_y_resolution();

    fpsCounter.update();

    update_audio();

    clear_rendering_context();

    fogPlane.setup();

    // Joystick

    if ( is_joystick_active() ) {
	float joy_x;
	float joy_y;

	update_joystick();

	joy_x = get_joystick_x_axis();
	joy_y = get_joystick_y_axis();

	if ( joy_x > 0.1 ) {
	    joy_right_turn = true;
	    joy_turn_fact = joy_x;
	} else if ( joy_x < -0.1 ) {
	    joy_left_turn = true;
	    joy_turn_fact = joy_x;
	}

	if ( getparam_joystick_brake_button() >= 0 ) {
	    joy_braking = 
		is_joystick_button_down( getparam_joystick_brake_button() );
	} 
	if ( !joy_braking ) {
	    joy_braking = (bool) ( joy_y > 0.5 );
	}

	if ( getparam_joystick_paddle_button() >= 0 ) {
	    joy_paddling = 
		is_joystick_button_down( getparam_joystick_paddle_button() );
	}
	if ( !joy_paddling ) {
	    joy_paddling = (bool) ( joy_y < -0.5 );
	}

	if ( getparam_joystick_jump_button() >= 0 ) {
	    joy_charging = 
		is_joystick_button_down( getparam_joystick_jump_button() );
	}

	if ( getparam_joystick_trick_button() >= 0 ) {
	    joy_tricks = 
		is_joystick_button_down( getparam_joystick_trick_button() );
	}
    }

    // Update braking 
    players[0].control.is_braking = (bool) ( m_braking || joy_braking );

    if ( airborne ) {
	new_terrain = (1<<4);

	// Tricks
	if ( m_trickModifier || joy_tricks ) {
	    if ( m_leftTurn || joy_left_turn ) {
		players[0].control.barrel_roll_left = true;
	    }
	    if ( m_rightTurn || joy_right_turn ) {
		players[0].control.barrel_roll_right = true;
	    }
	    if ( m_paddling || joy_paddling ) {
		players[0].control.front_flip = true;
	    }
	    if ( players[0].control.is_braking ) {
		players[0].control.back_flip = true;
	    }
	}

		for(i=0;i<num_terrains;i++){
			if ( !terrain_texture[i].sound.empty() && terrain_texture[i].soundactive==true) {
				halt_sound( terrain_texture[i].sound.c_str() );
				terrain_texture[i].soundactive=false;
			}
		}
		
    } else {

	get_surface_type(players[0].pos.x, players[0].pos.z, terrain_weights);
	

    //Play sliding sound
		
		slide_volume = int(MIN( (((pow(players[0].control.turn_fact, 2)*128)) +
			 (players[0].control.is_braking?128:0) +
			 (players[0].control.jumping?128:0) +
			 20) *
			(speed/10), 128 ));
		
		for(i=0;i<num_terrains;i++){
			if ( !terrain_texture[i].sound.empty() ) {
				if (terrain_weights[i] > 0 ){
					set_sound_volume(terrain_texture[i].sound.c_str(), int(slide_volume * terrain_weights[i]));
					if (terrain_texture[i].soundactive==false){
						play_sound(terrain_texture[i].sound.c_str() , -1 );
						terrain_texture[i].soundactive=true;
					}
				} else if (terrain_texture[i].soundactive==true){
					halt_sound( terrain_texture[i].sound.c_str() );
					terrain_texture[i].soundactive=false;
				}
			}
		}
		
			
    }

    // Jumping

    calcJumpAmt( timeStep );

    if ( ( m_charging || joy_charging ) && 
	 !players[0].control.jump_charging && !players[0].control.jumping ) 
    {
		players[0].control.jump_charging = true;
		m_chargeStartTime = gameMgr->time;
    }

    if ( ( !m_charging && !joy_charging ) && players[0].control.jump_charging ) {
		players[0].control.jump_charging = false;
		players[0].control.begin_jump = true;
    }

 
    // Turning 

    if ( ( m_leftTurn || joy_left_turn )  ^ (m_rightTurn || joy_right_turn ) ) {
	bool turning_left = (bool) ( m_leftTurn || joy_left_turn );

	if ( joy_left_turn || joy_right_turn ) {
	    players[0].control.turn_fact = joy_turn_fact;
	} else {
	    players[0].control.turn_fact = (turning_left?-1:1);
	}

	players[0].control.turn_animation += (turning_left?-1:1) *
	    0.15 * timeStep / 0.05;
	players[0].control.turn_animation = 
	    MIN(1.0, MAX(-1.0, players[0].control.turn_animation));
    } else {
	players[0].control.turn_fact = 0;

	// Decay turn animation
	if ( timeStep < ROLL_DECAY_TIME_CONSTANT ) {
	    players[0].control.turn_animation *= 
		1.0 - timeStep/ROLL_DECAY_TIME_CONSTANT;
	} else {
	    players[0].control.turn_animation = 0.0;
	}
    }

    
    
    //Paddling
    if ( ( m_paddling || joy_paddling ) && players[0].control.is_paddling == false ) {
		players[0].control.is_paddling = true;
		players[0].control.paddle_time = gameMgr->time;
    }

    
   	//Play flying sound

    if (new_terrain & (1<<4)) {
		set_sound_volume("flying_sound", int(MIN(128, speed*2)));
		if (!(m_lastTerrain & (1<<4))) {
	 	   play_sound( "flying_sound", -1 );
		}
	    } else {
		if (m_lastTerrain & (1<<4)) {
		    halt_sound( "flying_sound" );
		}
	}

  	m_lastTerrain = new_terrain; 

	//Tricks
    if ( players[0].control.barrel_roll_left || players[0].control.barrel_roll_right ) {
	players[0].control.barrel_roll_factor += 
		( players[0].control.barrel_roll_left ? -1 : 1 ) * 0.15 * timeStep / 0.05;
	if ( (players[0].control.barrel_roll_factor  > 1) ||
	     (players[0].control.barrel_roll_factor  < -1) ) {
	    players[0].control.barrel_roll_factor = 0;
	    players[0].control.barrel_roll_left = players[0].control.barrel_roll_right = false;
	}
    }
    if ( players[0].control.front_flip || players[0].control.back_flip ) {
	players[0].control.flip_factor += 
		( players[0].control.back_flip ? -1 : 1 ) * 0.15 * timeStep / 0.05;
	if ( (players[0].control.flip_factor  > 1) ||
	     (players[0].control.flip_factor  < -1) ) {
	    players[0].control.flip_factor = 0;
	    players[0].control.front_flip = players[0].control.back_flip = false;
	}
    }

    update_player_pos( players[0], timeStep );
	 
	//Track Marks
    add_track_mark( players[0] );


    update_view( players[0], timeStep );

    setup_view_frustum( players[0], NEAR_CLIP_DIST, 
			getparam_forward_clip_distance() );

    draw_sky(players[0].view.pos);

    draw_fog_plane();

    set_course_clipping( true );
    set_course_eye_point( players[0].view.pos );
    setup_course_lighting();
    render_course();
	
	
	//Draw snow
	update_snow( timeStep, false, players[0].view.pos );
	draw_snow(players[0].view.pos);
	
    draw_trees();
	
    if ( getparam_draw_particles() ) {
	update_particles( timeStep );
	draw_particles( players[0] );
    }

    ModelHndl->draw_tux();
    draw_tux_shadow();

    HUD1.draw(players[0]);
	
	
    reshape( width, height );

    winsys_swap_buffers();

    gameMgr->time += timeStep;
	if (airborne) gameMgr->airbornetime += timeStep;
		
	if(Benchmark::getMode() == Benchmark::PAUSED){
		set_game_mode(PAUSED);
	}
}
Exemple #2
0
void racing_loop( scalar_t time_step )
{
    int width, height;
    player_data_t *plyr = get_player_data( local_player() );
    bool_t joy_left_turn = False;
    bool_t joy_right_turn = False;
    scalar_t joy_turn_fact = 0.0;
    bool_t joy_paddling = False;
    bool_t joy_braking = False;
    bool_t joy_tricks = False;
    bool_t joy_charging = False;
    bool_t airborne;
    vector_t dir;
    scalar_t speed;
    scalar_t terrain_weights[NumTerrains];
    int new_terrain = 0;
    int slide_volume;


    dir = plyr->vel;
    speed = normalize_vector(&dir);

    airborne = (bool_t) ( plyr->pos.y > ( find_y_coord(plyr->pos.x, 
						       plyr->pos.z) + 
					  JUMP_MAX_START_HEIGHT ) );

    width = getparam_x_resolution();
    height = getparam_y_resolution();

    check_gl_error();

    new_frame_for_fps_calc();

    update_audio();

    clear_rendering_context();

    setup_fog();


    /*
     * Joystick
     */
    if ( is_joystick_active() ) {
	scalar_t joy_x;
	scalar_t joy_y;

	update_joystick();

	joy_x = get_joystick_x_axis();
	joy_y = get_joystick_y_axis();

	if ( joy_x > 0.1 ) {
	    joy_right_turn = True;
	    joy_turn_fact = joy_x;
	} else if ( joy_x < -0.1 ) {
	    joy_left_turn = True;
	    joy_turn_fact = joy_x;
	}

	if ( getparam_joystick_brake_button() >= 0 ) {
	    joy_braking = 
		is_joystick_button_down( getparam_joystick_brake_button() );
	} 
	if ( !joy_braking ) {
	    joy_braking = (bool_t) ( joy_y > 0.5 );
	}

	if ( getparam_joystick_paddle_button() >= 0 ) {
	    joy_paddling = 
		is_joystick_button_down( getparam_joystick_paddle_button() );
	}
	if ( !joy_paddling ) {
	    joy_paddling = (bool_t) ( joy_y < -0.5 );
	}

	if ( getparam_joystick_jump_button() >= 0 ) {
	    joy_charging = 
		is_joystick_button_down( getparam_joystick_jump_button() );
	}

	if ( getparam_joystick_trick_button() >= 0 ) {
	    joy_tricks = 
		is_joystick_button_down( getparam_joystick_trick_button() );
	}
    }

    /* Update braking */
    plyr->control.is_braking = (bool_t) ( braking || joy_braking );

    if ( airborne ) {
	new_terrain = (1<<NumTerrains);

	/*
	 * Tricks
	 */
	if ( trick_modifier || joy_tricks ) {
	    if ( left_turn || joy_left_turn ) {
		plyr->control.barrel_roll_left = True;
	    }
	    if ( right_turn || joy_right_turn ) {
		plyr->control.barrel_roll_right = True;
	    }
	    if ( paddling || joy_paddling ) {
		plyr->control.front_flip = True;
	    }
	    if ( plyr->control.is_braking ) {
		plyr->control.back_flip = True;
	    }
	}


    } else {

	get_surface_type(plyr->pos.x, plyr->pos.z, terrain_weights);
	if (terrain_weights[Snow] > 0) {
	    new_terrain |= (1<<Snow);
	}
	if (terrain_weights[Rock] > 0) {
	    new_terrain |= (1<<Rock);
	} 
	if (terrain_weights[Ice] > 0) {
	    new_terrain |= (1<<Ice);
	}

    }

    /*
     * Jumping
     */
    calc_jump_amt( time_step );

    if ( ( charging || joy_charging ) && 
	 !plyr->control.jump_charging && !plyr->control.jumping ) 
    {
	plyr->control.jump_charging = True;
	charge_start_time = g_game.time;
    }

    if ( ( !charging && !joy_charging ) && plyr->control.jump_charging ) {
	plyr->control.jump_charging = False;
	plyr->control.begin_jump = True;
    }


    /* 
     * Turning 
     */
    if ( ( left_turn || joy_left_turn )  ^ (right_turn || joy_right_turn ) ) {
	bool_t turning_left = (bool_t) ( left_turn || joy_left_turn );

	if ( joy_left_turn || joy_right_turn ) {
	    plyr->control.turn_fact = joy_turn_fact;
	} else {
	    plyr->control.turn_fact = (turning_left?-1:1);
	}

	plyr->control.turn_animation += (turning_left?-1:1) *
	    0.15 * time_step / 0.05;
	plyr->control.turn_animation = 
	    min(1.0, max(-1.0, plyr->control.turn_animation));
    } else {
	plyr->control.turn_fact = 0;

	/* Decay turn animation */
	if ( time_step < ROLL_DECAY_TIME_CONSTANT ) {
	    plyr->control.turn_animation *= 
		1.0 - time_step/ROLL_DECAY_TIME_CONSTANT;
	} else {
	    plyr->control.turn_animation = 0.0;
	}
    }

    
    /*
     * Paddling
     */
    if ( ( paddling || joy_paddling ) && plyr->control.is_paddling == False ) {
	plyr->control.is_paddling = True;
	plyr->control.paddle_time = g_game.time;
    }

    /*
     * Play flying sound
     */
    if (new_terrain & (1<<NumTerrains)) {
	set_sound_volume("flying_sound", min(128, speed*2));
	if (!(last_terrain & (1<<NumTerrains))) {
	    play_sound( "flying_sound", -1 );
	}
    } else {
	if (last_terrain & (1<<NumTerrains)) {
	    halt_sound( "flying_sound" );
	}
    }

    /*
     * Play sliding sound
     */
    slide_volume = min( (((pow(plyr->control.turn_fact, 2)*128)) +
			 (plyr->control.is_braking?128:0) +
			 (plyr->control.jumping?128:0) +
			 20) *
			(speed/10), 128 );
    if (new_terrain & (1<<Snow)) {
	set_sound_volume("snow_sound", slide_volume * terrain_weights[Snow]);
	if (!(last_terrain & (1<<Snow))) {
	    play_sound( "snow_sound", -1 );
	}
    } else {
	if (last_terrain & (1<<Snow)) {
	    halt_sound( "snow_sound" );
	}
    }
    if (new_terrain & (1<<Rock)) {
	set_sound_volume("rock_sound", 128*pow((speed/2), 2) * 
			 terrain_weights[Rock]);
	if (!(last_terrain & (1<<Rock))) {
	    play_sound( "rock_sound", -1 );
	}
    } else {
	if (last_terrain & (1<<Rock)) {
	    halt_sound( "rock_sound" );
	}
    }
    if (new_terrain & (1<<Ice)) {
	set_sound_volume("ice_sound", slide_volume * terrain_weights[Ice]);
	if (!(last_terrain & (1<<Ice))) {
	    play_sound( "ice_sound", -1 );
	}
    } else {
	if (last_terrain & (1<<Ice)) {
	    halt_sound( "ice_sound" );
	}
    }
    last_terrain = new_terrain; 


    /*
     * Tricks
     */
    if ( plyr->control.barrel_roll_left || plyr->control.barrel_roll_right ) {
	plyr->control.barrel_roll_factor += 
		( plyr->control.barrel_roll_left ? -1 : 1 ) * 0.15 * time_step / 0.05;
	if ( (plyr->control.barrel_roll_factor  > 1) ||
	     (plyr->control.barrel_roll_factor  < -1) ) {
	    plyr->control.barrel_roll_factor = 0;
	    plyr->control.barrel_roll_left = plyr->control.barrel_roll_right = False;
	}
    }
    if ( plyr->control.front_flip || plyr->control.back_flip ) {
	plyr->control.flip_factor += 
		( plyr->control.back_flip ? -1 : 1 ) * 0.15 * time_step / 0.05;
	if ( (plyr->control.flip_factor  > 1) ||
	     (plyr->control.flip_factor  < -1) ) {
	    plyr->control.flip_factor = 0;
	    plyr->control.front_flip = plyr->control.back_flip = False;
	}
    }

    update_player_pos( plyr, time_step );
	
    /* 
     * Track Marks
     */
    add_track_mark( plyr );


    update_view( plyr, time_step );

    setup_view_frustum( plyr, NEAR_CLIP_DIST, 
			getparam_forward_clip_distance() );

    draw_sky(plyr->view.pos);

    draw_fog_plane();

    set_course_clipping( True );
    set_course_eye_point( plyr->view.pos );
    setup_course_lighting();
    render_course();
    draw_trees();

    if ( getparam_draw_particles() ) {
	update_particles( time_step );
	draw_particles( plyr );
    }

    draw_tux();
    draw_tux_shadow();

    draw_hud( plyr );

    reshape( width, height );

    winsys_swap_buffers();

    g_game.time += time_step;
}