Refactor filtered field code

This commit is contained in:
IagoLast 2017-08-18 13:10:15 +02:00
parent 72f93abf16
commit 1016f6870c

View File

@ -216,10 +216,19 @@ tree.Definition.prototype.toJS = function(env) {
var zoom = "(" + this.zoom + " & (1 << ctx.zoom))";
var frame_offset = this.frame_offset;
var _if = this.filters.toJS(env);
var filtered = _if !== '';
var filters = [zoom];
if(_if) filters.push(_if);
if(frame_offset) filters.push('ctx["frame-offset"] === ' + frame_offset);
if(_if) {
filters.push(_if);
}
if(frame_offset){
filters.push('ctx["frame-offset"] === ' + frame_offset);
}
_if = filters.join(" && ");
_.each(this.rules, function(rule) {
if(rule instanceof tree.Rule) {
shaderAttrs[rule.name] = shaderAttrs[rule.name] || [];
@ -230,30 +239,16 @@ tree.Definition.prototype.toJS = function(env) {
};
if (_if) {
r.js = "if(" + _if + "){" + rule.value.toJS(env) + "}"
r.js = "if(" + _if + "){" + rule.value.toJS(env) + "}";
} else {
r.js = rule.value.toJS(env);
}
r.constant = rule.value.ev(env).is !== 'field';
var DEFAULT_FILTER = "(8388607 & (1 << ctx.zoom))";
r.filtered = false;
if (_if && _if !== DEFAULT_FILTER){
r.filtered = true;
}
r.filtered = filtered;
shaderAttrs[rule.name].push(r);
} else {
throw new Error("Ruleset not supported");
//if (rule instanceof tree.Ruleset) {
//var sh = rule.toJS(env);
//for(var v in sh) {
//shaderAttrs[v] = shaderAttrs[v] || [];
//for(var attr in sh[v]) {
//shaderAttrs[v].push(sh[v][attr]);
//}
//}
//}
}
});
return shaderAttrs;