mipmap, shareable: Refactoring: Remove SetGraphicsDriver

init.go

@@ -16,14 +16,10 @@ package ebiten
 
 import (
 	"github.com/hajimehoshi/ebiten/v2/internal/graphicscommand"
-	"github.com/hajimehoshi/ebiten/v2/internal/mipmap"
-	"github.com/hajimehoshi/ebiten/v2/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())
 }

internal/graphicscommand/command.go

@@ -718,3 +718,8 @@ func (c *newShaderCommand) CanMergeWithDrawTrianglesCommand(dst *Image, src [gra
 func ResetGraphicsDriverState() error {
 	return theGraphicsDriver.Reset()
 }
+
+// MaxImageSize returns the maximum size of an image.
+func MaxImageSize() int {
+	return theGraphicsDriver.MaxImageSize()
+}

internal/mipmap/mipmap.go

@@ -26,12 +26,6 @@ import (
 	"github.com/hajimehoshi/ebiten/v2/internal/shaderir"
 )
 
-var graphicsDriver driver.Graphics
-
-func SetGraphicsDriver(graphics driver.Graphics) {
-	graphicsDriver = graphics
-}
-
 func BeginFrame() error {
 	return buffered.BeginFrame()
 }

internal/restorable/images.go

@@ -275,6 +275,11 @@ func InitializeGraphicsDriverState() error {
 	return graphicscommand.ResetGraphicsDriverState()
 }
 
+// MaxImageSize returns the maximum size of an image.
+func MaxImageSize() int {
+	return graphicscommand.MaxImageSize()
+}
+
 // OnContextLost is called when the context lost is detected in an explicit way.
 func OnContextLost() {
 	if !canDetectContextLostExplicitly {

internal/shareable/image.go

@@ -34,12 +34,6 @@ const (
 	paddingSize = 1
 )
 
-var graphicsDriver driver.Graphics
-
-func SetGraphicsDriver(graphics driver.Graphics) {
-	graphicsDriver = graphics
-}
-
 var (
 	minSize = 0
 	maxSize = 0
@@ -673,7 +667,7 @@ func BeginFrame() error {
 			panic("shareable: all the images must be not-shared before the game starts")
 		}
 		minSize = 1024
-		maxSize = max(minSize, graphicsDriver.MaxImageSize())
+		maxSize = max(minSize, restorable.MaxImageSize())
 	})
 	if err != nil {
 		return err