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Feature: adding wave 3 and 4 + new moves : half_part_rotation & rotation

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This commit is contained in:
Fabrice Ecaille
2013-10-30 18:25:34 +01:00
parent c7e48ca390
commit be0c33a034
3 changed files with 173 additions and 31 deletions
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12
js/spaceinvaders-core.js
View File

@@ -30,10 +30,11 @@ Game = {
var row, col, wave = Game.wave.wave;
for (row = 0; row < wave.length; row = row + 1) {
var aliensRow = wave[row], type = aliensRow[0], offset = (PLAYGROUND_WIDTH - ((aliensRow.length - 1) * 0.5 + aliensRow.length)
* ALIENS_WIDTH) / 2;
var aliensRow = wave[row],
offset = (PLAYGROUND_WIDTH - ((aliensRow.length - 1) * 0.5 + aliensRow.length) * ALIENS_WIDTH) / 2;
for (col = 0; col < aliensRow.length; col = col + 1) {
Game.setAlien(col, row, offset, aliensRow[col], Game.wave.move);
Game.setAlien(col, row, col * wave.length + row, offset, aliensRow[col], Game.wave.move);
}
}
@@ -99,12 +100,11 @@ Game = {
}
},
setAlien : function(x, y, offset, type, move) {
setAlien : function(x, y, id, offset, type, move) {
"use strict";
if( typeof type == "undefined" ) {
return;
}
var id = x * ROWS + y;
var alien = new type("alien" + id, {
x : offset + x * ALIENS_WIDTH * 1.5,
y : START_Y + (y * 1.25 * ALIENS_HEIGHT)
@@ -187,7 +187,7 @@ Game = {
return false;
}
if( alien.health > 0 && Math.random() < alien.aggression ) {
//alien.fire($("#aliensShots"), "alienShot");
alien.fire($("#aliensShots"), "alienShot");
}
});
},

147
js/spaceinvaders-models.js
View File

@@ -8,6 +8,19 @@
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
function getAliensMidHeight() {
var higherAlien = Math.max.apply( null,
$(".alien").map(function() {
return $(this).y();
}).get() ),
lowerAlien = Math.min.apply( null,
$(".alien").map(function() {
return $(this).y();
}).get() );
return (higherAlien + lowerAlien) / 2;
}
WORLD.farm.bonus = [
{
type: "weapon",
@@ -34,7 +47,6 @@ var MOVE = {
this.directionX *= -1;
this.y = (this.y + this.height / 4);
}
},
},
mirror : {
@@ -50,20 +62,89 @@ var MOVE = {
this.directionX *= -1;
this.y = (this.y + this.height / 4);
}
},
},
sinusoid : {
half_part_rotation : {
init : function (x, y) {
return {directionX : 1, directionY : 0};
return {directionX:0, directionY:0};
},
move : function () {
var offsetX = (PLAYGROUND_WIDTH - 16 * this.width) / 2;
if (Math.abs((this.getOriginX() - this.getX())) >= offsetX) {
var _this = $(this)[0],
mid = PLAYGROUND_WIDTH / 2,
center = _this.center,
width = _this.width;
if( this.directionX == 0 && this.directionY == 0 ) {
center = {x: ( this.getOriginX() < mid ? PLAYGROUND_WIDTH / 4 : 3 * PLAYGROUND_WIDTH / 4), y: getAliensMidHeight() };
width = distance(center, {x: this.x, y: this.y});
var xAxis = {x: width, y: 0},
current = {x: center.x - this.getOriginX(), y: center.y - this.getOriginY()},
alpha = angle( xAxis, current );
this.directionX = 0.01;
this.directionY = alpha;
$(this)[0].center = center;
$(this)[0].width = width;
}
if( this.getOriginX() < mid ) {
this.directionY = this.directionY + this.directionX;
} else {
this.directionY = this.directionY - this.directionX;
}
if( Math.abs(this.directionY) > 2 * Math.PI ) {
this.directionY = 0;
}
center.y = center.y + 0.1;
_this.center = center;
this.x = center.x + width * Math.cos(this.directionY);
this.y = center.y + width * Math.sin(this.directionY);
}
},
rotation : {
init : function (x, y) {
return {directionX:0, directionY:0};
},
move : function () {
var _this = $(this)[0],
mid = PLAYGROUND_WIDTH / 2,
center = _this.center,
width = _this.width;
if( this.directionX == 0 && this.directionY == 0 ) {
center = {x: mid, y: getAliensMidHeight() };
width = distance(center, {x: this.x, y: this.y});
var xAxis = {x: width, y: 0},
current = {x: center.x - this.getOriginX(), y: center.y - this.getOriginY()},
alpha = angle( xAxis, current );
this.directionX = 0.01;
this.directionY = alpha;
$(this)[0].center = center;
$(this)[0].width = width;
}
this.directionY = this.directionY - this.directionX;
if( Math.abs(this.directionY) > 2 * Math.PI ) {
this.directionY = 0;
}
center.y = center.y + 0.1;
_this.center = center;
this.x = center.x + width * Math.cos(this.directionY);
this.y = center.y + width * Math.sin(this.directionY);
}
},
sinusoid : {
init : function (x, y) {
return {directionX : 1, directionY : 1};
},
move : function () {
var offset = this.width / 2;
if (Math.abs((this.getOriginX() - this.getX())) >= offset) {
this.directionX *= -1;
}
var offsetY = 5 * ALIENS_HEIGHT;
if (Math.abs((this.getOriginY() - this.getY())) >= offsetY) {
if( Math.abs(this.getOriginY() - this.getY()) >= 3 * this.height ) {
this.directionY *= -1;
}
}
@@ -80,8 +161,9 @@ var WAVES = [
[ Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien ],
[ Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien ],
[ Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien ],
[ Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien ], ],
move : MOVE.sinusoid,
[ Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien, Alien ]
],
move : MOVE.translation,
bonus : [40, 20]
},
{
@@ -89,10 +171,36 @@ var WAVES = [
[ Alien, Alien, Alien, Alien, undefined, Alien, Alien, Alien ],
[ Alien, Alien, Alien, Alien, undefined, Alien, Alien, Alien, Alien ],
[ Alien, Alien, Alien, Alien, undefined, Alien, Alien, Alien, Alien, Alien ],
[ Alien, Alien, Alien, Alien, Alien, undefined, Alien, Alien, Alien, Alien, Alien ] ],
[ Alien, Alien, Alien, Alien, Alien, undefined, Alien, Alien, Alien, Alien, Alien ]
],
move : MOVE.mirror,
bonus : [30, 15]
}
},
{
wave : [ [ undefined, undefined, Alien, undefined, undefined, undefined, undefined, undefined, Alien, undefined, undefined ],
[ undefined, Alien, Alien, Alien, undefined, undefined, undefined, Alien, Alien, Alien, undefined ],
[ Alien, Alien, undefined, Alien, Alien, undefined, Alien, Alien, undefined, Alien, Alien ],
[ undefined, Alien, Alien, Alien, Alien, undefined, undefined, Alien, Alien, Alien, undefined ],
[ undefined, undefined, Alien, undefined, undefined, undefined, undefined, undefined, Alien, undefined, undefined ]
],
move : MOVE.half_part_rotation,
bonus : [20, 10]
},
{
wave : [
[ undefined, undefined, undefined, undefined, Alien, undefined, undefined, undefined, undefined ],
[ undefined, undefined, undefined, Alien, Alien, Alien, undefined, undefined, undefined ],
[ undefined, Alien, Alien, Alien, undefined, Alien, Alien, Alien, undefined ],
[ undefined, Alien, Alien, Alien, undefined, Alien, Alien, Alien, undefined ],
[ Alien, Alien, Alien, undefined, undefined, undefined, Alien, Alien, Alien ],
[ undefined, Alien, Alien, Alien, undefined, Alien, Alien, Alien, undefined ],
[ undefined, Alien, Alien, Alien, undefined, Alien, Alien, Alien, undefined ],
[ undefined, undefined, undefined, Alien, Alien, Alien, undefined, undefined, undefined ],
[ undefined, undefined, undefined, undefined, Alien, undefined, undefined, undefined, undefined ]
],
move : MOVE.rotation,
bonus : [25, 12]
}
];
@@ -188,15 +296,7 @@ function CornWeapon() {
this.load = 1;
this.max_load = 1;
this.callback = function(shot) {
var higherAlien = Math.max.apply( null,
$(".alien").map(function() {
return $(this).y();
}).get() ),
lowerAlien = Math.min.apply( null,
$(".alien").map(function() {
return $(this).y();
}).get() ),
mediumAlien = (higherAlien + lowerAlien) / 2;
var mediumAlien = getAliensMidHeight();
if( shot.y() < mediumAlien ) {
shot.remove();
@@ -252,7 +352,7 @@ Actor.prototype = {
y : null,
originX : 0,
originY : 0,
speed : null,
speed : 0,
health : 1,
directionX : 0,
directionY : 0,
@@ -356,9 +456,6 @@ function Alien(id, start, move) {
}
Alien.prototype = {
speed : 0,
directionX : 0,
directionY : 0,
moveFct : null,
width : ALIENS_WIDTH,
height : ALIENS_HEIGHT,

45
js/tools.js
View File

@@ -22,3 +22,48 @@ function heriter(destination, source) {
}
}
}
function distance(point1, point2) {
return Math.sqrt(Math.pow(point2.x - point1.x, 2) + Math.pow(point2.y - point1.y, 2));
}
function normalize(vector) {
var norm = Math.sqrt(vector.x * vector.x + vector.y * vector.y);
if (norm == 0)
return {
x : 0,
y : 0
};
var x = vector.x / norm;
var y = vector.y / norm;
return {
x : x,
y : y
}
}
function angle(vector1, vector2) {
if ((vector1.x == 0 && vector1.y == 0)
&& (vector1.x == 0 && vector1.y == 0)) {
return 0;
}
if (vector1.x == 0 && vector1.y == 0) {
return Math.acos(vector2.x
/ Math.sqrt(vector2.x * vector2.x + vector2.y * vector2.y));
}
if (vector2.x == 0 && vector2.y == 0) {
return Math.acos(vector1.x
/ Math.sqrt(vector1.x * vector1.x + vector1.y * vector1.y));
}
var product = vector1.x * vector2.x + vector1.y * vector2.y,
alpha = Math.acos(product
/ (Math.sqrt(vector1.x * vector1.x + vector1.y * vector1.y) * Math
.sqrt(vector2.x * vector2.x + vector2.y * vector2.y))),
sign = normalize(vector1).y > normalize(vector2).y ? -1 : 1;
return sign * alpha;
}