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Defensive programming for isometric snapshot.

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This commit is contained in:
Remco Burema 2023-11-01 17:14:29 +01:00
parent 692b27ce3c
commit d2db9a2555
1 changed files with 9 additions and 7 deletions
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16
plugins/MakerbotWriter/MakerbotWriter.py
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@ -113,16 +113,18 @@ class MakerbotWriter(MeshWriter):
return return
try: try:
snapshot = Snapshot.isometricSnapshot(width, height) snapshot = Snapshot.isometricSnapshot(width, height)
thumbnail_buffer = QBuffer()
thumbnail_buffer.open(QBuffer.OpenModeFlag.WriteOnly)
snapshot.save(thumbnail_buffer, "PNG")
return thumbnail_buffer
except: except:
Logger.logException("w", "Failed to create snapshot image") Logger.logException("w", "Failed to create snapshot image")
return
thumbnail_buffer = QBuffer() return None
thumbnail_buffer.open(QBuffer.OpenModeFlag.WriteOnly)
snapshot.save(thumbnail_buffer, "PNG")
return thumbnail_buffer
def write(self, stream: BufferedIOBase, nodes: List[SceneNode], mode=MeshWriter.OutputMode.BinaryMode) -> bool: def write(self, stream: BufferedIOBase, nodes: List[SceneNode], mode=MeshWriter.OutputMode.BinaryMode) -> bool:
if mode != MeshWriter.OutputMode.BinaryMode: if mode != MeshWriter.OutputMode.BinaryMode: