From 92db008ccfd624d419d9178b8ab932fa22797a09 Mon Sep 17 00:00:00 2001
From: surdeus <surdeus@gmail.com>
Date: Sat, 18 Feb 2023 04:03:28 +0500
Subject: [PATCH] ...

---
 src/cmd/test/main.go | 3 ++-
 src/gx/main.go       | 8 ++------
 src/gx/transform.go  | 1 +
 3 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/src/cmd/test/main.go b/src/cmd/test/main.go
index 0b0e3c2..2b370c8 100644
--- a/src/cmd/test/main.go
+++ b/src/cmd/test/main.go
@@ -20,8 +20,9 @@ func NewPlayer() *Player {
 		Sprite: &gx.Sprite{
 			Object: &gx.Object{
 				T: gx.Transform {
-					P: gx.Vector{1, 1},
+					P: gx.Vector{100, 150},
 					S: gx.Vector{5, 5},
+					RA: gx.Vector{200, 200},
 				},
 			},
 			Image: playerImg,
diff --git a/src/gx/main.go b/src/gx/main.go
index c542ec5..db83b08 100644
--- a/src/gx/main.go
+++ b/src/gx/main.go
@@ -70,19 +70,15 @@ func (e *Engine) AddBehaver(b Behaver) {
 	e.behavers = append(e.behavers, b)
 }
 
-func (e *engine) setNewDT() {
-	e.dt = time.Since(e.lastTime).Seconds()
-	e.lastTime = time.Now()
-}
-
 func (e *engine) Update() error {
 	eng := (*Engine)(e)
 
-	e.setNewDT()
+	e.dt = time.Since(e.lastTime).Seconds()
 	for _, v := range eng.behavers {
 		v.Update(eng)
 		//fmt.Println(v)
 	}
+	e.lastTime = time.Now()
 
 	return nil
 }
diff --git a/src/gx/transform.go b/src/gx/transform.go
index b006c78..dd0b9e5 100644
--- a/src/gx/transform.go
+++ b/src/gx/transform.go
@@ -29,6 +29,7 @@ func (t Transform)Matrix() Matrix {
 	g := &Matrix{}
 
 	g.Scale(t.S.X, t.S.Y)
+	g.Translate(-t.RA.X, -t.RA.Y)
 	g.Rotate(t.R)
 	g.Translate(t.P.X, t.P.Y)