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f35.html
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<html>
<head>
<title>F-35 Lightning II</title>
<style type="text/css">
.buffer
{
width:640;
height:480;
position:absolute;
top:0px;
left:0px;
overflow:hidden;
}
.hidden
{
display:none;
}
</style>
</head>
<body style="width:640px; height:480px">
<div id="buffer" class="buffer" style="background-color:#00007F"></div>
</body>
<script type="text/javascript">
// from http://stackoverflow.com/a/11744120
var w = window,
d = document,
e = d.documentElement,
g = d.getElementsByTagName('body')[0],
x = w.innerWidth || e.clientWidth || g.clientWidth,
y = w.innerHeight|| e.clientHeight|| g.clientHeight;
// if the browser window is large enough, double the size of the game
// area to give more of a pixel art feel
if ( 640*2 <= x && 480 * 2 <= y )
{
// for firefox; set the body's style
g.style="width:640px; height:480px; -moz-transform-origin:0px 0px; -moz-transform:scale(2)";
// for other browsers
document.body.style.zoom=2.0;
}
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var I3="background-image:url('img/island.png');background-position:-192px 0px";
var I4="background-image:url('img/island.png');background-position:0px -64px";
var I5="background-image:url('img/island.png');background-position:-64px -64px";
var I6="background-image:url('img/island.png');background-position:-128px -64px";
var I7="background-image:url('img/island.png');background-position:-192px -64px";
var I8="background-image:url('img/island.png');background-position:0px -128px";
var I9="background-image:url('img/island.png');background-position:-64px -128px";
var IA="background-image:url('img/island.png');background-position:-128px -128px";
var IB="background-image:url('img/island.png');background-position:-192px -128px";
var IC="background-image:url('img/island.png');background-position:0px -192px";
var ID="background-image:url('img/island.png');background-position:-64px -192px";
var IE="background-image:url('img/island.png');background-position:-128px -192px";
var IF="background-image:url('img/island.png');background-position:-192px -192px";
var N0="background-image:url('img/nimitz.png');background-position:0px 0px";
var N1="background-image:url('img/nimitz.png');background-position:-64px 0px";
var N2="background-image:url('img/nimitz.png');background-position:0px -64px";
var N3="background-image:url('img/nimitz.png');background-position:-64px -64px";
var N4="background-image:url('img/nimitz.png');background-position:0px -128px";
var N5="background-image:url('img/nimitz.png');background-position:-64px -128px";
var N6="background-image:url('img/nimitz.png');background-position:0px -192px";
var N7="background-image:url('img/nimitz.png');background-position:-64px -192px";
var N8="background-image:url('img/nimitz.png');background-position:0px -256px";
var N9="background-image:url('img/nimitz.png');background-position:-64px -256px";
var NA="background-image:url('img/nimitz.png');background-position:0px -320px";
var NB="background-image:url('img/nimitz.png');background-position:-64px -320px";
var C0="background-image:url('img/cloud.png');background-position:0px 0px";
var C1="background-image:url('img/cloud.png');background-position:-64px 0px";
var C2="background-image:url('img/cloud.png');background-position:-128px 0px";
var C3="background-image:url('img/cloud.png');background-position:-192px 0px";
var C4="background-image:url('img/cloud.png');background-position:0px -64px";
var C5="background-image:url('img/cloud.png');background-position:-64px -64px";
var C6="background-image:url('img/cloud.png');background-position:-128px -64px";
var C7="background-image:url('img/cloud.png');background-position:-192px -64px";
var C8="background-image:url('img/cloud.png');background-position:0px -128px";
var C9="background-image:url('img/cloud.png');background-position:-64px -128px";
var CA="background-image:url('img/cloud.png');background-position:-128px -128px";
var CB="background-image:url('img/cloud.png');background-position:-192px -128px";
var CC="background-image:url('img/cloud.png');background-position:0px -192px";
var CD="background-image:url('img/cloud.png');background-position:-64px -192px";
var CE="background-image:url('img/cloud.png');background-position:-128px -192px";
var CF="background-image:url('img/cloud.png');background-position:-192px -192px";
var n="";
var surface_tiles=[[ n, n, n, n, n, n, n, n, n, n ],
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var cloud_tiles= [[ n, n, n, n, n, n, n, n, n, n ],
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[ n, n, n, n, n, n, n, n, n, n ]];
var mig_21_sprites =
[ "background-image:url('img/mig21.png');background-position:0px 0px",
"background-image:url('img/mig21.png');background-position:-32px 0px",
"background-image:url('img/mig21.png');background-position:-64px 0px",
"background-image:url('img/mig21.png');background-position:-96px 0px",
"background-image:url('img/mig21.png');background-position:-128px 0px",
"background-image:url('img/mig21.png');background-position:-160px 0px",
"background-image:url('img/mig21.png');background-position:-192px 0px",
"background-image:url('img/mig21.png');background-position:-224px 0px" ];
var su_27_sprites =
[ "background-image:url('img/su-27.png');background-position:0px 0px",
"background-image:url('img/su-27.png');background-position:-48px 0px",
"background-image:url('img/su-27.png');background-position:-96px 0px",
"background-image:url('img/su-27.png');background-position:-144px 0px",
"background-image:url('img/su-27.png');background-position:-192px 0px",
"background-image:url('img/su-27.png');background-position:-240px 0px",
"background-image:url('img/su-27.png');background-position:-288px 0px",
"background-image:url('img/su-27.png');background-position:-336px 0px" ];
var tu_16_sprites =
[ "background-image:url('img/tu16.png')" ];
var tu_95_sprites =
[ "background-image:url('img/tu95.png')" ];
var propeller_sprites =
[ "background-image:url('img/prop.png');background-position:0px 0px;background-repeat:no-repeat",
"background-image:url('img/prop.png');background-position:-32px 0px;background-repeat:no-repeat",
"background-image:url('img/prop.png');background-position:-64px 0px;background-repeat:no-repeat",
"background-image:url('img/prop.png');background-position:-96px 0px;background-repeat:no-repeat",
"background-image:url('img/prop.png');background-position:-128px 0px;background-repeat:no-repeat",
"background-image:url('img/prop.png');background-position:-160px 0px;background-repeat:no-repeat" ];
var f35_sprites =
[ "background-image:url('img/f-35.png');background-position:0px 0px",
"background-image:url('img/f-35.png');background-position:-32px 0px",
"background-image:url('img/f-35.png');background-position:-64px 0px",
"background-image:url('img/f-35.png');background-position:-96px 0px",
"background-image:url('img/f-35.png');background-position:-128px 0px" ];
var explosion_sprites =
["background-image:url('img/explosion.png');background-position:0px 0px",
"background-image:url('img/explosion.png');background-position:-32px 0px",
"background-image:url('img/explosion.png');background-position:-64px 0px",
"background-image:url('img/explosion.png');background-position:-96px 0px",
"background-image:url('img/explosion.png');background-position:-128px 0px" ];
var flames_sprites =
["background-image:url('img/flames.png');background-position:0px 0px",
"background-image:url('img/flames.png');background-position:-32px 0px",
"background-image:url('img/flames.png');background-position:-64px 0px",
"background-image:url('img/flames.png');background-position:-96px 0px" ];
var spark_sprites =
["background-image:url('img/spark.png');background-position:0px 0px;background-repeat:no-repeat",
"background-image:url('img/spark.png');background-position:-16px 0px;background-repeat:no-repeat",
"background-image:url('img/spark.png');background-position:-32px 0px;background-repeat:no-repeat"]
var top_turret_sprites =
["background-image:url('img/top_turret.png');background-position:0px 0px;background-repeat:no-repeat",
"background-image:url('img/top_turret.png');background-position:-16px 0px;background-repeat:no-repeat",
"background-image:url('img/top_turret.png');background-position:-32px 0px;background-repeat:no-repeat"];
var tail_turret_sprites =
["background-image:url('img/tail_turret.png');background-position:0px 0px;background-repeat:no-repeat",
"background-image:url('img/tail_turret.png');background-position:-16px 0px;background-repeat:no-repeat",
"background-image:url('img/tail_turret.png');background-position:-32px 0px;background-repeat:no-repeat"];
var left_turret_sprites =
["background-image:url('img/left_turret.png');background-position:0px 0px;background-repeat:no-repeat",
"background-image:url('img/left_turret.png');background-position:-16px 0px;background-repeat:no-repeat"];
var right_turret_sprites =
["background-image:url('img/right_turret.png');background-position:0px 0px;background-repeat:no-repeat",
"background-image:url('img/right_turret.png');background-position:-16px 0px;background-repeat:no-repeat"];
var launch_animation_sprites =
["background-image:url('img/launch_animation.png');background-position: 0px 0px;background-repeat:no-repeat",
"background-image:url('img/launch_animation.png');background-position:-32px 0px;background-repeat:no-repeat",
"background-image:url('img/launch_animation.png');background-position:-64px 0px;background-repeat:no-repeat"];
function font( image, width, height, sprite_map )
{
this.image=image;
this.width=width;
this.height=height;
this.sprite_map=sprite_map;
this.to_sprites=function( x, y, str )
{
var result = [];
var current_x=x;
var current_y=y;
for ( var idx = 0; idx < str.length; ++idx )
{
var c=str.charAt(idx);
if( c == "\n" )
{
current_y += this.height;
current_x = x;
}
else
{
current_x += this.width;
var offsets=sprite_map[c];
if ( !offsets )
{
offsets=sprite_map[c.toUpperCase()];
}
if ( !offsets )
{
offsets=sprite_map[c.toLowerCase()];
}
if ( offsets )
{
result.push( "background-image:url('" + image + "');" +
"background-position:"+offsets.x+"px "+offsets.y+"px;"+
"background-repeat:no-repeat;" +
"top:"+current_y+"px;"+
"left:"+current_x+"px;"+
"width:"+this.width+"px;"+
"height:"+this.height+"px;"+
"position:absolute;overflow:hidden;" );
}
}
}
return result;
}
}
function typewriter( x, y, start_time, letter_delay, font, str )
{
this.x=x;
this.y=y;
this.start_time=start_time;
this.letter_delay=letter_delay;
this.font = font;
this.str=str;
this.sprites=font.to_sprites(x, y, str);
this.current_idx=0;
this.next_letter_time=start_time;
this.letter_elements=[];
this.update = function(now)
{
while ( 0 < this.sprites.length && this.next_letter_time <= now )
{
var char_element = document.createElement("div");
document.getElementById("buffer").appendChild(char_element);
char_element.style.cssText=this.sprites.shift();
this.letter_elements.push( char_element );
this.next_letter_time += this.letter_delay;
}
}
this.remove = function()
{
for ( var idx = 0; idx < this.letter_elements.length; ++idx )
{
this.letter_elements[idx].parentNode.removeChild( this.letter_elements[idx] );
}
}
this.set_message = function( str )
{
this.str = str;
this.sprites=this.font.to_sprites(this.x, this.y, this.str);
}
}
function lives_indicator( x, y, width, height, spacing, sprite, max_lives_showing )
{
this.x=x;
this.y=y;
this.width=width;
this.height=height;
this.spacing=spacing;
this.sprite=sprite;
this.max_lives_showing=max_lives_showing;
this.lives_elements=[]
this.update = function( lives_remaining )
{
while ( this.lives_elements.length < lives_remaining &&
this.lives_elements.length < this.max_lives_showing )
{
var lives_element = document.createElement("div");
document.getElementById("buffer").appendChild(lives_element);
lives_element.style.cssText=this.sprite+";top:"+this.y+"px;left:"+(this.x+this.lives_elements.length*this.spacing)+"px;width:"+this.width+"px;height:"+this.height+"px;position:absolute";
this.lives_elements.push( lives_element );
}
while ( lives_remaining < this.lives_elements.length &&
0 < this.lives_elements.length )
{
var lives_element=this.lives_elements.pop();
lives_element.parentNode.removeChild( lives_element );
}
}
}
function quantize( v )
{
// return 2*Math.floor(v/2);
return Math.floor(v);
}
function background(tile_matrix, tile_width, tile_height, screen_width, screen_height)
{
this.background_height=(tile_height*tile_matrix.length)
this.background_y=-(this.background_height-screen_height);
this.style_string="width:"+screen_width+"px;height:"+this.background_height+"px;position:absolute;overflow:hidden;";
this.background_element= document.createElement("div");
document.getElementById("buffer").appendChild(this.background_element);
for ( var row_idx=0; row_idx < tile_matrix.length; ++row_idx )
{
for ( var col_idx=0; col_idx < tile_matrix[row_idx].length; ++col_idx )
{
var tile_image = tile_matrix[row_idx][col_idx];
if ( tile_image != "" )
{
var tile_element=document.createElement("div");
this.background_element.appendChild(tile_element);
var tile_x=col_idx*(tile_width);
var tile_y=row_idx*(tile_height-1);
tile_element.style.cssText="position:absolute;overflow:hidden;left:"+tile_x+"px;top:"+tile_y+"px;width:"+(tile_width)+"px;height:"+(tile_height)+"px;"+tile_image;
}
}
}
this.background_element.style.cssText=this.style_string+"left:0px;top"+this.background_y+"px";
this.update = function( delta_y )
{
if ( this.background_y < 0 )
{
this.background_y += delta_y;
if ( 0 < this.background_y )
{
this.background_y = 0;
}
this.background_element.style.cssText=this.style_string+"left:0px;top:"+this.background_y+"px";
}
}
}
function entity(image, x, y, width, height)
{
this.x=x;
this.y=y;
this.width=width;
this.height=height;
this.image=image;
this.style_string=this.image+";width:"+this.width+"px;height:"+this.height+"px;position:absolute;overflow:hidden;";
this.display_string="block";
this.element = document.createElement("div");
document.getElementById("buffer").appendChild(this.element);
this.element.style.cssText=this.style_string+"display:"+this.display_string+";top:"+quantize(this.y)+";left:"+quantize(this.x)+"px;";
this.update_style_string = function()
{
this.style_string=this.image+";width:"+this.width+"px;height:"+this.height+"px;position:absolute;";
}
this.move = function( dx, dy )
{
if ( 0 != dx || 0 != dy )
{
this.move_to( this.x+dx, this.y+dy );
}
}
this.move_to = function( x, y )
{
this.x=x;
this.y=y;
this.element.style.cssText=this.style_string+"display:"+this.display_string+";top:"+quantize(this.y)+"px;left:"+quantize(this.x)+"px;";
}
this.remove = function()
{
this.element.parentNode.removeChild( this.element );
}
}
var OWNSHIP_STRAIGHT=0;
var OWNSHIP_LEFT=1;
var OWNSHIP_RIGHT=2;
var OWNSHIP_OK=0;
var OWNSHIP_DEAD=1;
var OWNSHIP_BLINKING=2;
var OWNSHIP_GAME_OVER=3;
function ownship( sprites, x, y, width, height, spawn_explosions )
{
this.sprites=sprites;
this.x=x;
this.y=y;
this.width=width;
this.height=height;
this.state=OWNSHIP_STRAIGHT;
this.health=OWNSHIP_OK;
this.state_time_counter=0;
this.sprite_idx=2;
this.animation_time=150;
this.respawn_counter=0;
this.invincible_timeout=2000;
this.invincible_counter=0;
this.blink_period=50;
this.blink_counter=0;
this.visible=true;
this.spawn_explosions = spawn_explosions;
this.bounding_box = new bounding_box( 9, 6, 13, 40 );
this.entity=new entity( this.sprites[this.sprite_idx],
this.x,
this.y,
this.width,
this.height );
this.set_state = function( state )
{
this.state = state;
this.state_time_counter=0;
}
this.update = function( delta_time )
{
var old_sprite_idx=this.sprite_idx;
if ( this.health == OWNSHIP_GAME_OVER )
{
return; // nothing to do
}
if ( this.health == OWNSHIP_DEAD )
{
this.respawn_counter -= delta_time;
if ( this.respawn_counter <= 0 )
{
this.alive( true );
old_sprite_idx = -1; // force the element to redraw
}
else
{
return; // don't update until respawn
}
}
if ( this.health == OWNSHIP_BLINKING )
{
this.blink_counter -= delta_time;
this.invincible_counter -= delta_time;
if ( this.invincible_counter <= 0 )
{
this.health = OWNSHIP_OK;
this.show();
}
else if ( this.blink_counter <= 0 )
{
this.blink_counter += this.blink_period;
if ( this.visible )
{
this.hide();
}
else
{
this.show();
}
}
}
if ( this.state == OWNSHIP_STRAIGHT )
{
if ( this.sprite_idx < 2 && this.animation_time < this.state_time_counter )
{
++this.sprite_idx;
this.state_time_counter -= this.animation_time;
}
else if ( 2 < this.sprite_idx && this.animation_time < this.state_time_counter )
{
--this.sprite_idx;
this.state_time_counter -= this.animation_time;
}
}
else if ( this.state == OWNSHIP_LEFT )
{
if ( 0 < this.sprite_idx && this.animation_time < this.state_time_counter )
{
--this.sprite_idx;
this.state_time_counter -= this.animation_time;
}
}
else if ( this.state == OWNSHIP_RIGHT )
{
if ( this.sprite_idx < 4 && this.animation_time < this.state_time_counter )
{
++this.sprite_idx;
this.state_time_counter -= this.animation_time;
}
}
if ( old_sprite_idx != this.sprite_idx )
{
this.entity.image=this.sprites[this.sprite_idx];
this.entity.update_style_string();
}
this.state_time_counter += delta_time;
}
this.dead = function( respawn_delay )
{
this.hide();
if ( respawn_delay )
{
this.respawn_counter=respawn_delay;
this.health = OWNSHIP_DEAD;
}
else
{
this.health = OWNSHIP_GAME_OVER;
}
}
this.alive = function( invincibility_period )
{
this.state = OWNSHIP_STRAIGHT;
this.state_time_counter = 0;
this.sprite_idx = 2;
this.move_to( 320-this.width/2, 400 );
if ( invincibility_period )
{
this.health = OWNSHIP_BLINKING;
this.blink_counter=this.blink_period;
this.invincible_counter=this.invincible_timeout;
}
else
{
this.health = OWNSHIP_OK;
}
}
this.move = function( dx, dy )
{
this.move_to(this.x+dx, this.y+dy);
}
this.move_to = function( x, y )
{
this.x=x;
this.y=y;
this.entity.move_to( this.x, this.y );
this.bounding_box.update(this.x, this.y);
}
this.remove = function()
{
if ( this.entity != null )
{
this.entity.remove();
this.entity = null;
}
}
this.test_collision = function( other )
{
if ( other instanceof Array )
{
for ( var idx = 0; idx < other.length; ++idx )
{
if ( this.health == OWNSHIP_OK && other[idx].collision(this.bounding_box) )
{
return true;
}
}
return false;
}
else
{
return ( this.health == OWNSHIP_OK && other.collision(this.bounding_box) );
}
}
this.hide=function()
{
this.visible=false;
this.entity.display_string="none";
this.entity.move_to(this.x, this.y);
}
this.show=function()
{
this.visible=true;
this.entity.display_string="block";
this.entity.move_to(this.x, this.y);
}
}
function update_badguy_path(idx, path, entity, sprites, start_x, start_y, start_time, now, fire_bullet_callback)
{
var last_coordinate=path[idx];
var next_coordinate=path[idx+1];
var last_timestamp=last_coordinate[0];
var last_x=last_coordinate[1];
var last_y=last_coordinate[2];
var next_timestamp=next_coordinate[0];
var next_x=next_coordinate[1];
var next_y=next_coordinate[2];
var sprite_idx=last_coordinate[3];
var fire=next_coordinate[4];
var time_diff=(now-start_time);
if ( next_timestamp <= time_diff )
{
++idx;
if ( idx < (path.length-1) )
{
if ( fire && fire_bullet_callback != null )
{
fire_bullet_callback( next_x+start_x+entity.width/2,
next_y+start_y+entity.height/2 )
}
idx = update_badguy_path(idx, path, entity, sprites, start_x, start_y, start_time, now);
}
else
{
return -1;
}
}
else if ( last_timestamp <= now )
{
var segment_fraction = (time_diff-last_timestamp)/(next_timestamp-last_timestamp);
var current_x=segment_fraction*(next_x-last_x)+last_x;
var current_y=segment_fraction*(next_y-last_y)+last_y;
entity.image=sprites[sprite_idx];
entity.update_style_string();
entity.move_to( (current_x+start_x), (current_y+start_y) );
}
return idx;
}
// sprite indices
var _000 = 0;
var _045 = 1;
var _090 = 2;
var _135 = 3;
var _180 = 4;
var _225 = 5;
var _270 = 6;
var _315 = 7;
// time (ms) x y sprite fire
var l_to_r_two_360s_down =
// from left side of the screen
[ [ 0, 0.0, 0.0, _090, false ],
// first 360
[ 1666, 200.0, 0.0, _090, false ],
[ 1747, 209.8, 1.0, _090, false ],
[ 1829, 219.1, 3.8, _135, false ],
[ 1911, 227.8, 8.4, _135, false ],
[ 1993, 235.4, 14.6, _135, false ],
[ 2075, 241.6, 22.2, _135, false ],
[ 2156, 246.2, 30.9, _180, false ],
[ 2238, 249.0, 40.2, _180, false ],
[ 2320, 250.0, 50.0, _180, false ],
[ 2402, 249.0, 59.8, _180, false ],
[ 2484, 246.2, 69.1, _225, false ],
[ 2565, 241.6, 77.8, _225, false ],
[ 2647, 235.4, 85.4, _225, false ],
[ 2729, 227.8, 91.6, _225, false ],
[ 2811, 219.1, 96.2, _270, false ],
[ 2893, 209.8, 99.0, _270, false ],
[ 2974, 200.0, 100.0, _270, false ],
[ 3056, 190.2, 99.0, _270, false ],
[ 3138, 180.9, 96.2, _315, false ],
[ 3220, 172.2, 91.6, _315, false ],
[ 3302, 164.6, 85.4, _315, false ],
[ 3384, 158.4, 77.8, _315, false ],
[ 3465, 153.8, 69.1, _000, false ],
[ 3547, 151.0, 59.8, _000, false ],
[ 3629, 150.0, 50.0, _000, false ],
[ 3711, 151.0, 40.2, _000, false ],
[ 3793, 153.8, 30.9, _045, false ],
[ 3874, 158.4, 22.2, _045, false ],
[ 3956, 164.6, 14.6, _045, false ],
[ 4038, 172.2, 8.4, _045, false ],
[ 4120, 180.9, 3.8, _090, false ],
[ 4202, 190.2, 1.0, _090, false ],
[ 4283, 200.0, 0.0, _090, false ],
// second 360
[ 6283, 440.0, 0.0, _090, false ],
[ 6364, 449.8, 1.0, _090, false ],
[ 6446, 459.1, 3.8, _135, false ],
[ 6528, 467.8, 8.4, _135, false ],
[ 6610, 475.4, 14.6, _135, false ],
[ 6692, 481.6, 22.2, _135, false ],
[ 6773, 486.2, 30.9, _180, false ],
[ 6855, 489.0, 40.2, _180, false ],
[ 6937, 490.0, 50.0, _180, false ],
[ 7019, 489.0, 59.8, _180, false ],
[ 7101, 486.2, 69.1, _225, false ],
[ 7182, 481.6, 77.8, _225, false ],
[ 7264, 475.4, 85.4, _225, false ],
[ 7346, 467.8, 91.6, _225, false ],
[ 7428, 459.1, 96.2, _270, false ],
[ 7510, 449.8, 99.0, _270, false ],
[ 7591, 440.0, 100.0, _270, false ],
[ 7673, 430.2, 99.0, _270, false ],
[ 7755, 420.9, 96.2, _315, false ],
[ 7837, 412.2, 91.6, _315, false ],
[ 7919, 404.6, 85.4, _315, false ],
[ 8001, 398.4, 77.8, _315, false ],
[ 8082, 393.8, 69.1, _000, false ],
[ 8164, 391.0, 59.8, _000, false ],
[ 8246, 390.0, 50.0, _000, false ],
[ 8328, 391.0, 40.2, _000, false ],
[ 8410, 393.8, 30.9, _045, false ],
[ 8491, 398.4, 22.2, _045, false ],
[ 8573, 404.6, 14.6, _045, false ],
[ 8655, 412.2, 8.4, _045, false ],
[ 8737, 420.9, 3.8, _090, false ],
[ 8819, 430.2, 1.0, _090, false ],
[ 8900, 440.0, 0.0, _090, false ],
// of the right side of the screen
[ 10566, 640.0, 0.0, _090, false ] ];
var l_to_r_two_360s_up =
// from left side of the screen
[ [ 0, 0.0, 0.0, _090, false ],
// first 360
[ 1666, 200.0, 0.0, _090, false ],
[ 1747, 209.8, -1.0, _090, false ],
[ 1829, 219.1, -3.8, _045, false ],
[ 1911, 227.8, -8.4, _045, false ],
[ 1993, 235.4, -14.6, _045, false ],
[ 2075, 241.6, -22.2, _045, false ],
[ 2156, 246.2, -30.9, _000, false ],
[ 2238, 249.0, -40.2, _000, false ],
[ 2320, 250.0, -50.0, _000, false ],
[ 2402, 249.0, -59.8, _000, false ],
[ 2484, 246.2, -69.1, _315, false ],
[ 2565, 241.6, -77.8, _315, false ],
[ 2647, 235.4, -85.4, _315, false ],
[ 2729, 227.8, -91.6, _315, false ],
[ 2811, 219.1, -96.2, _270, false ],
[ 2893, 209.8, -99.0, _270, false ],
[ 2974, 200.0, -100.0, _270, false ],
[ 3056, 190.2, -99.0, _270, false ],
[ 3138, 180.9, -96.2, _225, false ],
[ 3220, 172.2, -91.6, _225, false ],
[ 3302, 164.6, -85.4, _225, false ],
[ 3384, 158.4, -77.8, _225, false ],
[ 3465, 153.8, -69.1, _180, false ],
[ 3547, 151.0, -59.8, _180, false ],
[ 3629, 150.0, -50.0, _180, false ],
[ 3711, 151.0, -40.2, _180, false ],
[ 3793, 153.8, -30.9, _135, false ],
[ 3874, 158.4, -22.2, _135, false ],
[ 3956, 164.6, -14.6, _135, false ],
[ 4038, 172.2, -8.4, _135, false ],
[ 4120, 180.9, -3.8, _090, false ],
[ 4202, 190.2, -1.0, _090, false ],
[ 4283, 200.0, -0.0, _090, false ],
// second 360
[ 6283, 440.0, 0.0, _090, false ],
[ 6364, 449.8, -1.0, _090, false ],
[ 6446, 459.1, -3.8, _045, false ],
[ 6528, 467.8, -8.4, _045, false ],
[ 6610, 475.4, -14.6, _045, false ],
[ 6692, 481.6, -22.2, _045, false ],
[ 6773, 486.2, -30.9, _000, false ],
[ 6855, 489.0, -40.2, _000, false ],
[ 6937, 490.0, -50.0, _000, false ],
[ 7019, 489.0, -59.8, _000, false ],
[ 7101, 486.2, -69.1, _315, false ],
[ 7182, 481.6, -77.8, _315, false ],
[ 7264, 475.4, -85.4, _315, false ],
[ 7346, 467.8, -91.6, _315, false ],
[ 7428, 459.1, -96.2, _270, false ],
[ 7510, 449.8, -99.0, _270, false ],
[ 7591, 440.0, -100.0, _270, false ],
[ 7673, 430.2, -99.0, _270, false ],
[ 7755, 420.9, -96.2, _225, false ],
[ 7837, 412.2, -91.6, _225, false ],
[ 7919, 404.6, -85.4, _225, false ],
[ 8001, 398.4, -77.8, _225, false ],
[ 8082, 393.8, -69.1, _180, false ],
[ 8164, 391.0, -59.8, _180, false ],
[ 8246, 390.0, -50.0, _180, false ],
[ 8328, 391.0, -40.2, _180, false ],
[ 8410, 393.8, -30.9, _135, false ],
[ 8491, 398.4, -22.2, _135, false ],
[ 8573, 404.6, -14.6, _135, false ],
[ 8655, 412.2, -8.4, _135, false ],
[ 8737, 420.9, -3.8, _090, false ],
[ 8819, 430.2, -1.0, _090, false ],
[ 8900, 440.0, 0.0, _090, false ],
// of the right side of the screen
[ 10566, 640.0, 0.0, _090, false ] ];
var from_top_r_180 =
// from the top of the screen
[ [ 0, 0.0, 0.0, _180, false ],
// 180 to the right
[ 2581, -1.0, 309.8, _180, false ],
[ 2663, -3.8, 319.1, _225, false ],
[ 2745, -8.4, 327.8, _225, false ],
[ 2827, -14.6, 335.4, _225, false ],
[ 2909, -22.2, 341.6, _225, false ],
[ 2990, -30.9, 346.2, _270, false ],
[ 3072, -40.2, 349.0, _270, false ],
[ 3154, -50.0, 350.0, _270, false ],
[ 3236, -59.8, 349.0, _270, false ],
[ 3318, -69.1, 346.2, _315, false ],
[ 3399, -77.8, 341.6, _315, false ],
[ 3481, -85.4, 335.4, _315, false ],
[ 3563, -91.6, 327.8, _315, false ],
[ 3645, -96.2, 319.1, _000, false ],
[ 3727, -99.0, 309.8, _000, false ],
[ 3808, -100.0, 300.0, _000, false ],
// off the top of the screen
[ 6308, -100.0, 0.0, _000, false ] ];
var from_top_l_180 =
// from the top of the screen
[ [ 0, 0.0, 0.0, _180, false ],
// 180 to the left
[ 2581, 1.0, 309.8, _180, false ],
[ 2663, 3.8, 319.1, _135, false ],
[ 2745, 8.4, 327.8, _135, false ],
[ 2827, 14.6, 335.4, _135, false ],
[ 2909, 22.2, 341.6, _135, false ],
[ 2990, 30.9, 346.2, _090, false ],
[ 3072, 40.2, 349.0, _090, false ],
[ 3154, 50.0, 350.0, _090, false ],
[ 3236, 59.8, 349.0, _090, false ],
[ 3318, 69.1, 346.2, _045, false ],
[ 3399, 77.8, 341.6, _045, false ],
[ 3481, 85.4, 335.4, _045, false ],
[ 3563, 91.6, 327.8, _045, false ],
[ 3645, 96.2, 319.1, _000, false ],