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Better logic for detemining not needed draws

pull/1916/head
Martin Boonk 2022-02-20 21:00:09 +01:00
parent 2bda4e41f3
commit 1742e08b45
1 changed files with 21 additions and 8 deletions
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29
apps/imageclock/app.js
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@ -304,13 +304,9 @@ function drawMultiState(element, offset){
} }
} }
var drawing = false;
function draw(element, offset){ function draw(element, offset){
var initial = !element; var initial = !element;
if (initial){ if (initial){
if (drawing) return;
drawing = true;
element = face; element = face;
g.clear(); g.clear();
} }
@ -356,9 +352,6 @@ function draw(element, offset){
} }
} }
//print("Finished drawing loop"); //print("Finished drawing loop");
if (initial){
drawing = false;
}
} }
var pulse,alt,temp,press; var pulse,alt,temp,press;
@ -367,7 +360,27 @@ var pulse,alt,temp,press;
var zeroOffset={X:0,Y:0}; var zeroOffset={X:0,Y:0};
function initialDraw(){ draw(undefined, zeroOffset); } var requestedDraws = 0;
var isDrawing = false;
function initialDraw(){
print("Free memory", process.memory(false).free);
requestedDraws++;
if (!isDrawing){
//print(new Date().toISOString(), "Can draw,", requestedDraws, "draws requested so far");
isDrawing = true;
requestedDraws = 0;
//print(new Date().toISOString(), "Drawing start");
draw(undefined, zeroOffset);
//print(new Date().toISOString(), "Drawing done");
isDrawing = false;
if (requestedDraws > 0){
//print(new Date().toISOString(), "Had deferred drawing left, drawing again");
requestedDraws = 0;
draw(undefined, zeroOffset);
}
}
}
function handleHrm(e){ function handleHrm(e){
if (e.confidence > 70){ if (e.confidence > 70){