From 024fc48647c2eff97f490914ad877f5a784982af Mon Sep 17 00:00:00 2001
From: Hajime Hoshi <hajimehoshi@gmail.com>
Date: Tue, 11 Feb 2020 11:14:19 +0900
Subject: [PATCH] Refactoring: Add init.go

---
 init.go      | 29 +++++++++++++++++++++++++++++
 run.go       |  2 --
 uicontext.go |  9 ---------
 3 files changed, 29 insertions(+), 11 deletions(-)
 create mode 100644 init.go

diff --git a/init.go b/init.go
new file mode 100644
index 000000000..5e912839c
--- /dev/null
+++ b/init.go
@@ -0,0 +1,29 @@
+// Copyright 2020 The Ebiten Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package ebiten
+
+import (
+	"github.com/hajimehoshi/ebiten/internal/graphicscommand"
+	"github.com/hajimehoshi/ebiten/internal/mipmap"
+	"github.com/hajimehoshi/ebiten/internal/shareable"
+)
+
+var _ = __EBITEN_REQUIRES_GO_VERSION_1_12_OR_LATER__
+
+func init() {
+	mipmap.SetGraphicsDriver(uiDriver().Graphics())
+	shareable.SetGraphicsDriver(uiDriver().Graphics())
+	graphicscommand.SetGraphicsDriver(uiDriver().Graphics())
+}
diff --git a/run.go b/run.go
index d1dca4130..408a25dc9 100644
--- a/run.go
+++ b/run.go
@@ -21,8 +21,6 @@ import (
 	"github.com/hajimehoshi/ebiten/internal/driver"
 )
 
-var _ = __EBITEN_REQUIRES_GO_VERSION_1_12_OR_LATER__
-
 // Game defines necessary functions for a game.
 type Game interface {
 	// Update updates a game by one frame.
diff --git a/uicontext.go b/uicontext.go
index dd7582242..fe8bdfa87 100644
--- a/uicontext.go
+++ b/uicontext.go
@@ -23,18 +23,9 @@ import (
 	"github.com/hajimehoshi/ebiten/internal/buffered"
 	"github.com/hajimehoshi/ebiten/internal/clock"
 	"github.com/hajimehoshi/ebiten/internal/driver"
-	"github.com/hajimehoshi/ebiten/internal/graphicscommand"
 	"github.com/hajimehoshi/ebiten/internal/hooks"
-	"github.com/hajimehoshi/ebiten/internal/mipmap"
-	"github.com/hajimehoshi/ebiten/internal/shareable"
 )
 
-func init() {
-	mipmap.SetGraphicsDriver(uiDriver().Graphics())
-	shareable.SetGraphicsDriver(uiDriver().Graphics())
-	graphicscommand.SetGraphicsDriver(uiDriver().Graphics())
-}
-
 type defaultGame struct {
 	update  func(screen *Image) error
 	width   int