From 24cf5358632541668ee7f420e322c63365daa4c8 Mon Sep 17 00:00:00 2001
From: jiepengtan <jiepengtan@gmail.com>
Date: Thu, 20 Jun 2024 14:54:18 +0800
Subject: [PATCH] invert y axis (ebiten use texture coord)

---
 spgdi.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/spgdi.go b/spgdi.go
index b66cce37..80f9e0c9 100644
--- a/spgdi.go
+++ b/spgdi.go
@@ -135,7 +135,7 @@ func (p *spriteDrawInfo) updateMatrix() {
 
 	img, centerX, centerY := c.needImage(p.sprite.g.fs)
 	centerX += p.sprite.pivot.X
-	centerY += p.sprite.pivot.Y
+	centerY -= p.sprite.pivot.Y
 	rect := image.Rectangle{}
 	rect.Min.X = 0
 	rect.Min.Y = 0