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BangleApps
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Cache created buffers directly in resource instead of creating new object

master
Martin Boonk 2022-02-21 17:58:33 +01:00
parent f08009d08c
commit bff3564926
1 changed files with 17 additions and 16 deletions
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33
apps/imageclock/app.js
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@ -1,29 +1,29 @@
var face = require("Storage").readJSON("imageclock.face.json");
var resources = require("Storage").readJSON("imageclock.resources.json");
function getImg(resource){
//print("getImg: ", resource);
var buffer;
function prepareImg(resource){
//print("prepareImg: ", resource);
if (resource.img){
buffer = E.toArrayBuffer(atob(resource.img));
resource.buffer = E.toArrayBuffer(atob(resource.img));
resource.img = undefined;
//print("buffer from img");
} else if (resource.file){
buffer = E.toArrayBuffer(atob(require("Storage").read(resource.file)));
resource.buffer = E.toArrayBuffer(atob(require("Storage").read(resource.file)));
resource.file = undefined;
//print("buffer from file");
} else if (resource.compressed){
buffer = require("heatshrink").decompress(atob(resource.compressed));
resource.buffer = require("heatshrink").decompress(atob(resource.compressed));
resource.compressed = undefined;
//print("buffer from compressed");
} else if (resource.buffer){
//print("buffer cached");
resource.buffer = resource.buffer;
}
var result = {
width: resource.width,
height: resource.height,
bpp: resource.bpp,
buffer: buffer
};
if (resource.transparent) result.transparent = resource.transparent;
if (resource.palette) result.palette = new Uint16Array(resource.palette);
return result;
return resource;
}
function getByPath(object, path, lastElem){
@ -112,7 +112,7 @@ function drawElement(pos, offset, path, lastElem){
var resource = getByPath(resources, path, lastElem);
if (resource){
//print("resource ",pos, offset, path, lastElem);
var image = getImg(resource);
var image = prepareImg(resource);
if (image){
offset = updateColors(pos, offset);
setColors(offset);
@ -128,6 +128,7 @@ function drawElement(pos, offset, path, lastElem){
options.scale = pos.ScaleValue;
}
//print("options", options);
//print("Memory before drawing", process.memory(false));
g.drawImage(image ,offset.X + pos.X,offset.Y + pos.Y, options);
} else {
//print("Could not create image from", resource);
@ -186,7 +187,7 @@ function drawImage(image, offset, name){
} else if (image.ImageFile) {
var file = require("Storage").readJSON(image.ImageFile);
setColors(offset);
g.drawImage(getImg(file),image.X + offset.X, image.Y + offsetY);
g.drawImage(prepareImg(file),image.X + offset.X, image.Y + offsetY);
}
}