phillip/ingress-intel-total-conversion
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

rewrite shield mitigation calculations so it multiplies together the amount of damage through each shield in turn - rather than a simple summing of mitigation values

Browse Source 
fix #344
This commit is contained in:
Jon Atkins 2013-06-02 22:03:33 +01:00
parent c9b1795051
commit 4d18ada692
1 changed files with 20 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
plugins/ap-list.user.js
View File

@ -1,7 +1,7 @@
// ==UserScript==
// @id iitc-plugin-ap-list@xelio
// @name IITC plugin: AP List
// @version 0.5.2.@@DATETIMEVERSION@@
// @version 0.5.3.@@DATETIMEVERSION@@
// @namespace https://github.com/jonatkins/ingress-intel-total-conversion
// @updateURL @@UPDATEURL@@
// @downloadURL @@DOWNLOADURL@@
@ -497,14 +497,12 @@ window.plugin.apList.getEffectiveLevel = function(portal) {
var effectiveLevel = 0;
var resosStats = plugin.apList.getResonatorsStats(portal);
var shieldsMitigation = plugin.apList.getShieldsMitigation(portal);
// Calculate effective energy
// Portal damage = Damage output * (1 - shieldsMitigation / 100)
// Reverse it and we get
// Damage output = Portal damage * (100 / (100 - shieldsMitigation))
var effectOfShields = 100 / (100 - shieldsMitigation);
var effectOfShields = plugin.apList.getShieldsEffect(portal);
// If avgResoDistance is 0, 8 resonators in the same place and can be treated as 1 resonator.
// So the minimum effect of resonator distance is 1/8
var effectOfResoDistance = (1 + (resosStats.avgResoDistance / HACK_RANGE) * 7 ) / 8;
@ -560,14 +558,26 @@ window.plugin.apList.getResonatorsStats = function(portal) {
avgResoDistance: avgResoDistance};
}
window.plugin.apList.getShieldsMitigation = function(portal) {
var shieldsMitigation = 0;
window.plugin.apList.getShieldsEffect = function(portal) {
// shield effect: each shield's mitigation value is assumed to be the percentage of the damage it will absorb
// the rest of the damage gets through to the next shield, and so on.
// so, to calculate the total protection, we multiply the fractions of damage allowed through each shield
// to get a final figure of how much damage gets through
// e.g.
// one shield: mitigation 10 - lets 90% of the damage through
// two shields: mitigation 20 and 30 - first one lets 80% through, second 70% of the remaining
// so final amount let through = 0.8 * 0.7 = 0.56 = 56% damage let through
// four shields: mitigation 30 - 70% through each = 0.7 * 0.7 * 0.7 * 0.7 = 0.24 = 24% damage gets through all four
var shieldsEffect = 1;
$.each(portal.portalV2.linkedModArray, function(ind, mod) {
if(!mod)
return true;
shieldsMitigation += parseInt(mod.stats.MITIGATION);
if(!mod.stats.MITIGATION)
return true;
shieldsEffect *= (1 - parseInt(mod.stats.MITIGATION)/100.0);
});
return shieldsMitigation;
return shieldsEffect;
}
// For using in .sort(func) of sortedPortals