From 0bf319f7d0d2480311bb7e55104defa1d5609eb4 Mon Sep 17 00:00:00 2001
From: Hajime Hoshi <hajimehoshi@hajimehoshi.com>
Date: Sun, 27 Oct 2013 21:29:39 +0900
Subject: [PATCH] Refactoring

---
 graphics/opengl/rendertarget/render_target.go | 12 ++++++------
 graphics/texture/texture.go                   |  5 +++--
 2 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/graphics/opengl/rendertarget/render_target.go b/graphics/opengl/rendertarget/render_target.go
index c2a9f1d6c..681ee1956 100644
--- a/graphics/opengl/rendertarget/render_target.go
+++ b/graphics/opengl/rendertarget/render_target.go
@@ -37,12 +37,12 @@ func New(width, height int, filter texture.Filter) (
 	if err != nil {
 		return nil, err
 	}
-	framebuffer := C.GLuint(0)
-	tex.CreateFramebuffer(func(native interface{}) {
-		framebuffer =
-			createFramebuffer(C.GLuint(native.(texture.Native)))
-	})
-	return rendertarget.NewWithFramebuffer(tex, Framebuffer(framebuffer)), nil
+	f := func(native interface{}) interface{}{
+		return createFramebuffer(C.GLuint(native.(texture.Native)))
+	}
+	framebuffer := tex.CreateFramebuffer(f)
+	return rendertarget.NewWithFramebuffer(tex,
+		Framebuffer(framebuffer.(C.GLuint))), nil
 }
 
 func NewWithFramebuffer(width, height int, framebuffer Framebuffer,
diff --git a/graphics/texture/texture.go b/graphics/texture/texture.go
index 058f14b07..debdb6837 100644
--- a/graphics/texture/texture.go
+++ b/graphics/texture/texture.go
@@ -126,6 +126,7 @@ func (texture *Texture) DrawParts(parts []graphics.TexturePart,
 	draw(texture.native, quads)
 }
 
-func (texture *Texture) CreateFramebuffer(create func(native interface{})) {
-	create(texture.native)
+func (texture *Texture) CreateFramebuffer(
+	create func(native interface{}) interface{}) interface{} {
+	return create(texture.native)
 }