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<span style="color: rgb(44, 45, 48); font-family: Slack-Lato,
appleLogo, sans-serif; font-size: 15px; font-style: normal;
font-variant: normal; font-weight: normal; letter-spacing: normal;
line-height: 22px; orphans: auto; text-align: start; text-indent:
0px; text-transform: none; white-space: normal; widows: 1;
word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline
!important; float: none; background-color: rgb(249, 249, 249);">Hello,</span><br
style="box-sizing: border-box; color: rgb(44, 45, 48);
font-family: Slack-Lato, appleLogo, sans-serif; font-size: 15px;
font-style: normal; font-variant: normal; font-weight: normal;
letter-spacing: normal; line-height: 22px; orphans: auto;
text-align: start; text-indent: 0px; text-transform: none;
white-space: normal; widows: 1; word-spacing: 0px;
-webkit-text-stroke-width: 0px; background-color: rgb(249, 249,
249);">
<span style="color: rgb(44, 45, 48); font-family: Slack-Lato,
appleLogo, sans-serif; font-size: 15px; font-style: normal;
font-variant: normal; font-weight: normal; letter-spacing: normal;
line-height: 22px; orphans: auto; text-align: start; text-indent:
0px; text-transform: none; white-space: normal; widows: 1;
word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline
!important; float: none; background-color: rgb(249, 249, 249);">I'm
Blend4Web developer and currently trying to investigate an issue
for mobile Safari. If you launch any WebGL web application, say
our Planetarium demo (</span><a
href="https://www.blend4web.com/apps/webplayer/webplayer.html?load=../../assets/interactivity/solar_system/solar_system_en.json"
data-referer-safe="1"
onclick='this.href="https://slack-redir.net/link?url=https%3A%2F%2Fwww.blend4web.com%2Fapps%2Fwebplayer%2Fwebplayer.html%3Fload%3D..%2F..%2Fassets%2Finteractivity%2Fsolar_system%2Fsolar_system_en.json"'
onmouseover='this.href=TS.utility.referer_safe_url_map["https%3A%2F%2Fwww.blend4web.com%2Fapps%2Fwebplayer%2Fwebplayer.html%3Fload%3D..%2F..%2Fassets%2Finteractivity%2Fsolar_system%2Fsolar_system_en.json"]'
rel="noreferrer" target="_blank" style="box-sizing: border-box;
color: rgb(42, 128, 185); text-decoration: none; font-family:
Slack-Lato, appleLogo, sans-serif; font-size: 15px; font-style:
normal; font-variant: normal; font-weight: normal; letter-spacing:
normal; line-height: 22px; orphans: auto; text-align: start;
text-indent: 0px; text-transform: none; white-space: normal;
widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px;
background-color: rgb(249, 249, 249);"><a class="moz-txt-link-freetext" href="https://www.blend4web.com/apps/webplayer/webplayer.html?load=../../assets/interactivity/solar_system/solar_system_en.json">https://www.blend4web.com/apps/webplayer/webplayer.html?load=../../assets/interactivity/solar_system/solar_system_en.json</a></a><span
style="color: rgb(44, 45, 48); font-family: Slack-Lato, appleLogo,
sans-serif; font-size: 15px; font-style: normal; font-variant:
normal; font-weight: normal; letter-spacing: normal; line-height:
22px; orphans: auto; text-align: start; text-indent: 0px;
text-transform: none; white-space: normal; widows: 1;
word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline
!important; float: none; background-color: rgb(249, 249, 249);">)
which uses frame buffers, and make Safari application go to
background (press home button, press power button, wait 10 seconds
and turn it on again), it appears that Safari will brake the frame
buffers with gl.</span><span style="color: rgb(44, 45, 48);
font-family: Slack-Lato, appleLogo, sans-serif; font-size: 15px;
font-style: normal; font-variant: normal; font-weight: normal;
letter-spacing: normal; line-height: 22px; orphans: auto;
text-align: start; text-indent: 0px; text-transform: none;
white-space: normal; widows: 1; word-spacing: 0px;
-webkit-text-stroke-width: 0px; display: inline !important; float:
none; background-color: rgb(249, 249, 249);">
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<span style="color: rgb(44, 45, 48); font-family: Slack-Lato,
appleLogo, sans-serif; font-size: 15px; font-style: normal;
font-variant: normal; font-weight: normal; letter-spacing:
normal; line-height: 22px; orphans: auto; text-align: start;
text-indent: 0px; text-transform: none; white-space: normal;
widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px;
display: inline !important; float: none; background-color:
rgb(249, 249, 249);">INVALID_FRAMEBUFFER_OPERATION</span> error.</span><span
class="para_break" style="box-sizing: border-box; display: block;
height: 0.5rem; color: rgb(44, 45, 48); font-family: Slack-Lato,
appleLogo, sans-serif; font-size: 15px; font-style: normal;
font-variant: normal; font-weight: normal; letter-spacing: normal;
line-height: 22px; orphans: auto; text-align: start; text-indent:
0px; text-transform: none; white-space: normal; widows: 1;
word-spacing: 0px; -webkit-text-stroke-width: 0px;
background-color: rgb(249, 249, 249);"><i class="copy_only"
style="box-sizing: border-box; display: inline-block;
vertical-align: baseline; height: 0px; text-indent: -9999px;
font-size: 0px; float: left; text-rendering: auto;
-webkit-user-select: none; background-size: 0px;
background-repeat: no-repeat;"><br style="box-sizing:
border-box;">
</i></span><span style="color: rgb(44, 45, 48); font-family:
Slack-Lato, appleLogo, sans-serif; font-size: 15px; font-style:
normal; font-variant: normal; font-weight: normal; letter-spacing:
normal; line-height: 22px; orphans: auto; text-align: start;
text-indent: 0px; text-transform: none; white-space: normal;
widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px;
display: inline !important; float: none; background-color:
rgb(249, 249, 249);">Now I'm trying to reproduce the issue using
the latest WebKit version compiled for mobile devices.
Unfortunately I could start it only in the simulator mode (with
the help of this article<span class="Apple-converted-space"> </span></span><a
href="https://webkit.org/blog/3457/building-webkit-for-ios-simulator/"
data-referer-safe="1"
onclick='this.href="https://slack-redir.net/link?url=https%3A%2F%2Fwebkit.org%2Fblog%2F3457%2Fbuilding-webkit-for-ios-simulator%2F"'
onmouseover='this.href=TS.utility.referer_safe_url_map["https%3A%2F%2Fwebkit.org%2Fblog%2F3457%2Fbuilding-webkit-for-ios-simulator%2F"]'
rel="noreferrer" target="_blank" style="box-sizing: border-box;
color: rgb(42, 128, 185); text-decoration: none; font-family:
Slack-Lato, appleLogo, sans-serif; font-size: 15px; font-style:
normal; font-variant: normal; font-weight: normal; letter-spacing:
normal; line-height: 22px; orphans: auto; text-align: start;
text-indent: 0px; text-transform: none; white-space: normal;
widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px;
background-color: rgb(249, 249, 249);"><a class="moz-txt-link-freetext" href="https://webkit.org/blog/3457/building-webkit-for-ios-simulator/">https://webkit.org/blog/3457/building-webkit-for-ios-simulator/</a></a><span
style="color: rgb(44, 45, 48); font-family: Slack-Lato, appleLogo,
sans-serif; font-size: 15px; font-style: normal; font-variant:
normal; font-weight: normal; letter-spacing: normal; line-height:
22px; orphans: auto; text-align: start; text-indent: 0px;
text-transform: none; white-space: normal; widows: 1;
word-spacing: 0px; -webkit-text-stroke-width: 0px; display: inline
!important; float: none; background-color: rgb(249, 249, 249);">).
It works fine and doesn't crash. I was trying to find some info on
how to run it on a mobile device, but I didn't succeed. Could you
please tell me, how I can run mobile Safari with the latest WebKit
version on a real device?<br>
<br>
Thanks.</span><span style="color: rgb(51, 51, 51); font-family:
'Myriad Set Pro', 'Lucida Grande', 'Helvetica Neue', Helvetica,
Arial, Verdana, sans-serif; font-size: 16px; font-style: normal;
font-variant: normal; font-weight: normal; letter-spacing: normal;
line-height: 23.5792px; orphans: auto; text-align: left;
text-indent: 0px; text-transform: none; white-space: normal;
widows: 1; word-spacing: 0px; -webkit-text-stroke-width: 0px;
display: inline !important; float: none; background-color:
rgb(244, 247, 251);"></span>
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