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graphics: Refactoring: passing a GL context from the top level

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This commit is contained in:
Hajime Hoshi 2016-07-14 01:20:45 +09:00
parent b733f03489
commit 2ba835373b
2 changed files with 13 additions and 13 deletions
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17
image.go
View File

@ -21,6 +21,7 @@ import (
"sync"
"github.com/hajimehoshi/ebiten/internal/graphics/opengl"
"github.com/hajimehoshi/ebiten/internal/ui"
)
type images struct {
@ -51,11 +52,11 @@ func (i *images) remove(img *Image) {
runtime.SetFinalizer(img, nil)
}
func (i *images) resetHistoryIfNeeded(target *Image) error {
func (i *images) resetHistoryIfNeeded(target *Image, context *opengl.Context) error {
i.m.Lock()
defer i.m.Unlock()
for img := range i.images {
if err := img.resetHistoryIfNeeded(target); err != nil {
if err := img.resetHistoryIfNeeded(target, context); err != nil {
return err
}
}
@ -129,7 +130,7 @@ func (i *Image) Size() (width, height int) {
//
// This function is concurrent-safe.
func (i *Image) Clear() error {
if err := theImagesForRestoring.resetHistoryIfNeeded(i); err != nil {
if err := theImagesForRestoring.resetHistoryIfNeeded(i, ui.GLContext()); err != nil {
return err
}
return i.impl.Fill(color.Transparent)
@ -139,7 +140,7 @@ func (i *Image) Clear() error {
//
// This function is concurrent-safe.
func (i *Image) Fill(clr color.Color) error {
if err := theImagesForRestoring.resetHistoryIfNeeded(i); err != nil {
if err := theImagesForRestoring.resetHistoryIfNeeded(i, ui.GLContext()); err != nil {
return err
}
return i.impl.Fill(clr)
@ -162,7 +163,7 @@ func (i *Image) Fill(clr color.Color) error {
//
// This function is concurrent-safe.
func (i *Image) DrawImage(image *Image, options *DrawImageOptions) error {
if err := theImagesForRestoring.resetHistoryIfNeeded(i); err != nil {
if err := theImagesForRestoring.resetHistoryIfNeeded(i, ui.GLContext()); err != nil {
return err
}
return i.impl.DrawImage(image, options)
@ -190,7 +191,7 @@ func (i *Image) ColorModel() color.Model {
//
// This function is concurrent-safe.
func (i *Image) At(x, y int) color.Color {
return i.impl.At(x, y)
return i.impl.At(x, y, ui.GLContext())
}
// Dispose disposes the image data. After disposing, the image becomes invalid.
@ -200,7 +201,7 @@ func (i *Image) At(x, y int) color.Color {
//
// This function is concurrent-safe.
func (i *Image) Dispose() error {
if err := theImagesForRestoring.resetHistoryIfNeeded(i); err != nil {
if err := theImagesForRestoring.resetHistoryIfNeeded(i, ui.GLContext()); err != nil {
return err
}
if i.impl.isDisposed() {
@ -217,7 +218,7 @@ func (i *Image) Dispose() error {
//
// This function is concurrent-safe.
func (i *Image) ReplacePixels(p []uint8) error {
if err := theImagesForRestoring.resetHistoryIfNeeded(i); err != nil {
if err := theImagesForRestoring.resetHistoryIfNeeded(i, ui.GLContext()); err != nil {
return err
}
return i.impl.ReplacePixels(p)

9
imageimpl.go
View File

@ -26,7 +26,6 @@ import (
"github.com/hajimehoshi/ebiten/internal/graphics"
"github.com/hajimehoshi/ebiten/internal/graphics/opengl"
"github.com/hajimehoshi/ebiten/internal/loop"
"github.com/hajimehoshi/ebiten/internal/ui"
)
type drawImageHistoryItem struct {
@ -192,7 +191,7 @@ func (i *imageImpl) DrawImage(image *Image, options *DrawImageOptions) error {
return nil
}
func (i *imageImpl) At(x, y int) color.Color {
func (i *imageImpl) At(x, y int, context *opengl.Context) color.Color {
if !loop.IsRunning() {
panic("ebiten: At can't be called when the GL context is not initialized (this panic happens as of version 1.4.0-alpha)")
}
@ -203,7 +202,7 @@ func (i *imageImpl) At(x, y int) color.Color {
}
if i.pixels == nil || i.drawImageHistory != nil {
var err error
i.pixels, err = i.image.Pixels(ui.GLContext())
i.pixels, err = i.image.Pixels(context)
if err != nil {
panic(err)
}
@ -223,7 +222,7 @@ func (i *imageImpl) hasHistoryWith(target *Image) bool {
return false
}
func (i *imageImpl) resetHistoryIfNeeded(target *Image) error {
func (i *imageImpl) resetHistoryIfNeeded(target *Image, context *opengl.Context) error {
i.m.Lock()
defer i.m.Unlock()
if i.disposed {
@ -236,7 +235,7 @@ func (i *imageImpl) resetHistoryIfNeeded(target *Image) error {
return nil
}
var err error
i.pixels, err = i.image.Pixels(ui.GLContext())
i.pixels, err = i.image.Pixels(context)
if err != nil {
return nil
}