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load image/texture from arraybuffer
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This commit is contained in:
John Alanbrook
2025-05-07 08:13:22 -05:00
parent 589bb365bd
commit 6bc04830d3
2 changed files with 15 additions and 3 deletions
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13
scripts/modules/graphics.js
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@@ -127,6 +127,19 @@ graphics.is_image[prosperon.DOC] = `
:return: True if 'obj' has a .texture and a .rect property, indicating it's an image object. :return: True if 'obj' has a .texture and a .rect property, indicating it's an image object.
` `
graphics.texture_from_data = function(data)
{
if (!(data instanceof ArrayBuffer)) return undefined
var img = {
surface: graphics.make_texture(data)
}
render.load_texture(img)
decorate_rect_px(img)
return img
}
graphics.texture = function texture(path) { graphics.texture = function texture(path) {
if (typeof path !== 'string') { if (typeof path !== 'string') {
return path // fallback if already an image object return path // fallback if already an image object

5
tests/qr_drag.js
View File

@@ -77,9 +77,8 @@ function is_url(str)
function parse_data(res) function parse_data(res)
{ {
var data = res.data if (!res.type.startsWith('image')) return
console.log("DOWNLOAD DONE! size was " + data.byteLength) img = graphics.texture_from_data(res.data)
console.log(res.type)
} }
$_.receiver(e => { $_.receiver(e => {