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Explicitly invalidate atlas buffer when rendering text with Metal

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Fixes #9016
This commit is contained in:
Tor Arne Vestbø 2019-09-01 18:46:26 +02:00
parent e4fb5587f7
commit a7723ba13f
1 changed files with 6 additions and 0 deletions
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6
gfx/drivers_font/metal_raster_font.m
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@ -80,6 +80,12 @@
_buffer = [_context.device newBufferWithBytes:_atlas->buffer _buffer = [_context.device newBufferWithBytes:_atlas->buffer
length:(NSUInteger)(_stride * _atlas->height) length:(NSUInteger)(_stride * _atlas->height)
options:MTLResourceStorageModeManaged]; options:MTLResourceStorageModeManaged];
// Even though newBufferWithBytes will copy the initial contents
// from our atlas, it doesn't seem to invalidate the buffer when
// doing so, causing corrupted text rendering if we hit this code
// path. To work around it we manually invalidate the buffer.
[_buffer didModifyRange:NSMakeRange(0, _buffer.length)];
} }
else else
{ {