From b554409b32d53953cb43794785914b182251360b Mon Sep 17 00:00:00 2001
From: MrZ626 <1046101471@qq.com>
Date: Sat, 26 Jun 2021 01:35:20 +0800
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---
 Zframework/doGC.lua | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/Zframework/doGC.lua b/Zframework/doGC.lua
index 9917333c..6d3d3372 100644
--- a/Zframework/doGC.lua
+++ b/Zframework/doGC.lua
@@ -40,7 +40,12 @@ local cmds={
 local sizeLimit=gc.getSystemLimits().texturesize
 return function(L)
 	gc.push()
-		local canvas=gc.newCanvas(math.min(L[1],sizeLimit),math.min(L[2],sizeLimit))
+		::REPEAT_tryAgain::
+		local success,canvas=pcall(gc.newCanvas,math.min(L[1],sizeLimit),math.min(L[2],sizeLimit))
+		if not success then
+			texturesize=math.floor(texturesize*.8)
+			goto REPEAT_tryAgain
+		end
 		gc.setCanvas(canvas)
 			gc.origin()
 			gc.setColor(1,1,1)