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refactored scaleFactorX & Y stuff into functions, in main.js

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Richard Harrington 2013-08-20 14:36:46 -04:00
parent 0bcff121ae
commit f6ce750299
1 changed files with 13 additions and 6 deletions
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19
public/js/main.js
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@ -77,20 +77,27 @@
var roomForRobots = GAME_INFO.robotRadius * 2;
var arenaWidth = GAME_INFO.robotXMax + roomForRobots;
var arenaHeight = GAME_INFO.robotYMax + roomForRobots;
var scaleFactorX = parseInt(width / arenaWidth);
var scaleFactorY = parseInt(height / arenaHeight);
var scaleFactorX = width / arenaWidth;
var scaleFactorY = height / arenaHeight;
var scaleX = function(x) {
return Math.round(x * scaleFactorX);
}
var scaleY = function(y) {
return Math.round(y * scaleFactorY);
}
var offsetX = function(x) {
return scaleFactorX * (GAME_INFO.robotRadius + x)
return scaleX(GAME_INFO.robotRadius + x);
}
var offsetY = function(y) {
return scaleFactorY * (GAME_INFO.robotRadius + y)
return scaleY(GAME_INFO.robotRadius + y);
}
// TODO: regularize this here and on the server so that
// the arena is always square, and there's no ambiguity or question,
// like why are we using scaleFactorX here and don't need
// scaleFactorY?
var robotDisplayRadius = GAME_INFO.robotRadius * scaleFactorX;
var robotDisplayRadius = scaleX(GAME_INFO.robotRadius);
var ctx = el.getContext('2d');
var drawRobot = function(robot, idx) {