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internal/atlas: Allow extending a texture atlas

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As PBO is no longer used (#1678), using a big atlas with
ReplacePixels is no longer problematic.

Closes #1674
Updates #1675
This commit is contained in:
Hajime Hoshi 2021-06-24 21:31:31 +09:00
parent 7c36426933
commit 414a64ce78
1 changed files with 1 additions and 4 deletions
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5
internal/atlas/image.go
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@ -715,10 +715,7 @@ func BeginFrame() error {
if len(theBackends) != 0 { if len(theBackends) != 0 {
panic("atlas: all the images must be not on an atlas before the game starts") panic("atlas: all the images must be not on an atlas before the game starts")
} }
// Use 8192 as a minimum texture size to reduce chences to extend the texture (#1675). minSize = 1024
// For example, extending a texture size from 4096px to 8192px might be slow in some environments.
// TODO: Extending a texture to 16384px can be very slow (#1674).
minSize = min(8192, restorable.MaxImageSize())
maxSize = restorable.MaxImageSize() maxSize = restorable.MaxImageSize()
}) })
if err != nil { if err != nil {