zhirzh / rollover Goto Github PK
View Code? Open in Web Editor NEWA webgl based drop-in curled background for telling stories or giving visual tour.
Home Page: https://zhirzh.github.io/rollover/dist/?demo=test
A webgl based drop-in curled background for telling stories or giving visual tour.
Home Page: https://zhirzh.github.io/rollover/dist/?demo=test
Loading large textures raises error in Firefox:
Error: WebGL: texImage2D: Requested size at this level is unsupported.
Possible solution to use tile stitching.
The following warning appears per image.
Error: WebGL: texImage2D: Incurred CPU-side conversion, which is very slow.
Error: WebGL: texImage2D: Incurred CPU pixel conversion, which is very slow.
Error: WebGL: texImage2D: Chosen format/type incurred an expensive reformat: 0x1908/0x1401
If window.pageYOffset
is not zero, then a scroll
event is fired, which triggers move
method in index.html.
This then calls RollOver.move
, which uses gl.useProgram
in index.js
Since samplingProgram
is not ready yet, the error appears.
Lines 455 to 457 in 579aee6
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