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Remove ebiten.GameContext

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This commit is contained in:
Hajime Hoshi 2013-11-30 04:24:52 +09:00
parent 2a8af24518
commit da30a83491
10 changed files with 174 additions and 80 deletions
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14
ebiten.go
View File

@ -4,12 +4,6 @@ import (
"github.com/hajimehoshi/go-ebiten/graphics"
)
// TODO: Remove this
type GameContext interface {
ScreenWidth() int
ScreenHeight() int
}
type ScreenSizeUpdatedEvent struct {
Width int
Height int
@ -20,17 +14,11 @@ type InputStateUpdatedEvent struct {
Y int
}
type UIEvents interface {
ScreenSizeUpdated() <-chan ScreenSizeUpdatedEvent
}
type UI interface {
PollEvents()
InitTextures(func(graphics.TextureFactory))
Draw(func(graphics.Canvas))
ScreenSizeUpdated() <-chan ScreenSizeUpdatedEvent
InputStateUpdated() <-chan InputStateUpdatedEvent
// TODO: Remove this
Update(func(GameContext))
}

3
example/game/blank/blank.go
View File

@ -1,7 +1,6 @@
package blank
import (
"github.com/hajimehoshi/go-ebiten"
"github.com/hajimehoshi/go-ebiten/graphics"
)
@ -15,7 +14,7 @@ func New() *Blank {
func (game *Blank) InitTextures(tf graphics.TextureFactory) {
}
func (game *Blank) Update(context ebiten.GameContext) {
func (game *Blank) Update() {
}
func (game *Blank) Draw(canvas graphics.Canvas) {

20
example/game/input/input.go
View File

@ -10,22 +10,22 @@ import (
)
type Input struct {
textTextureId graphics.TextureId
inputStateCh chan ebiten.InputStateUpdatedEvent
x int
y int
textTextureId graphics.TextureId
inputStateUpdatedCh chan ebiten.InputStateUpdatedEvent
x int
y int
}
func New() *Input {
return &Input{
inputStateCh: make(chan ebiten.InputStateUpdatedEvent, 1),
x: -1,
y: -1,
inputStateUpdatedCh: make(chan ebiten.InputStateUpdatedEvent),
x: -1,
y: -1,
}
}
func (game *Input) InputStateUpdated() chan<- ebiten.InputStateUpdatedEvent {
return game.inputStateCh
return game.inputStateUpdatedCh
}
func (game *Input) InitTextures(tf graphics.TextureFactory) {
@ -44,11 +44,11 @@ func (game *Input) InitTextures(tf graphics.TextureFactory) {
}
}
func (game *Input) Update(context ebiten.GameContext) {
func (game *Input) Update() {
events:
for {
select {
case e := <-game.inputStateCh:
case e := <-game.inputStateUpdatedCh:
game.x, game.y = e.X, e.Y
default:
break events

38
example/game/monochrome/monochrome.go
View File

@ -15,20 +15,28 @@ const (
)
type Monochrome struct {
ebitenTextureId graphics.TextureId
ch chan bool
colorMatrix matrix.Color
geometryMatrix matrix.Geometry
ebitenTextureId graphics.TextureId
ch chan bool
colorMatrix matrix.Color
geometryMatrix matrix.Geometry
screenSizeUpdatedCh chan ebiten.ScreenSizeUpdatedEvent
screenWidth int
screenHeight int
}
func New() *Monochrome {
return &Monochrome{
ch: make(chan bool),
colorMatrix: matrix.IdentityColor(),
geometryMatrix: matrix.IdentityGeometry(),
ch: make(chan bool),
colorMatrix: matrix.IdentityColor(),
geometryMatrix: matrix.IdentityGeometry(),
screenSizeUpdatedCh: make(chan ebiten.ScreenSizeUpdatedEvent),
}
}
func (game *Monochrome) ScreenSizeUpdated() chan<- ebiten.ScreenSizeUpdatedEvent {
return game.screenSizeUpdatedCh
}
func (game *Monochrome) InitTextures(tf graphics.TextureFactory) {
file, err := os.Open("images/ebiten.png")
if err != nil {
@ -90,13 +98,23 @@ func (game *Monochrome) update() {
}
}
func (game *Monochrome) Update(context ebiten.GameContext) {
func (game *Monochrome) Update() {
events:
for {
select {
case e := <-game.screenSizeUpdatedCh:
game.screenWidth, game.screenHeight = e.Width, e.Height
default:
break events
}
}
game.ch <- true
<-game.ch
game.geometryMatrix = matrix.IdentityGeometry()
tx := context.ScreenWidth()/2 - ebitenTextureWidth/2
ty := context.ScreenHeight()/2 - ebitenTextureHeight/2
tx := game.screenWidth/2 - ebitenTextureWidth/2
ty := game.screenHeight/2 - ebitenTextureHeight/2
game.geometryMatrix.Translate(float64(tx), float64(ty))
}

32
example/game/rects/rects.go
View File

@ -17,6 +17,9 @@ type Rects struct {
offscreenInited bool
rectBounds *graphics.Rect
rectColor *color.RGBA
screenSizeUpdatedCh chan ebiten.ScreenSizeUpdatedEvent
screenWidth int
screenHeight int
}
const (
@ -32,9 +35,14 @@ func New() *Rects {
offscreenInited: false,
rectBounds: &graphics.Rect{},
rectColor: &color.RGBA{},
screenSizeUpdatedCh: make(chan ebiten.ScreenSizeUpdatedEvent),
}
}
func (game *Rects) ScreenSizeUpdated() chan<- ebiten.ScreenSizeUpdatedEvent {
return game.screenSizeUpdatedCh
}
func (game *Rects) InitTextures(tf graphics.TextureFactory) {
var err error
game.rectTextureId, err = tf.CreateRenderTarget(rectTextureWidth, rectTextureHeight)
@ -61,11 +69,25 @@ func abs(a int) int {
return a
}
func (game *Rects) Update(context ebiten.GameContext) {
x1 := rand.Intn(context.ScreenWidth())
x2 := rand.Intn(context.ScreenWidth())
y1 := rand.Intn(context.ScreenHeight())
y2 := rand.Intn(context.ScreenHeight())
func (game *Rects) Update() {
events:
for {
select {
case e := <-game.screenSizeUpdatedCh:
game.screenWidth, game.screenHeight = e.Width, e.Height
default:
break events
}
}
if game.screenWidth == 0 || game.screenHeight == 0 {
return
}
x1 := rand.Intn(game.screenWidth)
x2 := rand.Intn(game.screenWidth)
y1 := rand.Intn(game.screenHeight)
y2 := rand.Intn(game.screenHeight)
game.rectBounds.X = min(x1, x2)
game.rectBounds.Y = min(y1, y2)
game.rectBounds.Width = abs(x1 - x2)

31
example/game/rotating/rotating.go
View File

@ -19,10 +19,19 @@ type Rotating struct {
ebitenTextureId graphics.TextureId
x int
geometryMatrix matrix.Geometry
screenSizeUpdatedCh chan ebiten.ScreenSizeUpdatedEvent
screenWidth int
screenHeight int
}
func New() *Rotating {
return &Rotating{}
return &Rotating{
screenSizeUpdatedCh: make(chan ebiten.ScreenSizeUpdatedEvent),
}
}
func (game *Rotating) ScreenSizeUpdated() chan<- ebiten.ScreenSizeUpdatedEvent {
return game.screenSizeUpdatedCh
}
func (game *Rotating) InitTextures(tf graphics.TextureFactory) {
@ -41,7 +50,21 @@ func (game *Rotating) InitTextures(tf graphics.TextureFactory) {
}
}
func (game *Rotating) Update(context ebiten.GameContext) {
func (game *Rotating) Update() {
events:
for {
select {
case e := <-game.screenSizeUpdatedCh:
game.screenWidth, game.screenHeight = e.Width, e.Height
default:
break events
}
}
if game.screenWidth == 0 || game.screenHeight == 0 {
return
}
const fps = 60
game.x++
@ -51,8 +74,8 @@ func (game *Rotating) Update(context ebiten.GameContext) {
game.geometryMatrix.Translate(-tx/2, -ty/2)
game.geometryMatrix.Rotate(float64(game.x) * 2 * math.Pi / float64(fps*10))
game.geometryMatrix.Translate(tx/2, ty/2)
centerX := float64(context.ScreenWidth()) / 2
centerY := float64(context.ScreenHeight()) / 2
centerX := float64(game.screenWidth) / 2
centerY := float64(game.screenHeight) / 2
game.geometryMatrix.Translate(centerX-tx/2, centerY-ty/2)
}

32
example/game/sprites/sprites.go
View File

@ -66,13 +66,19 @@ func (sprite *Sprite) Update() {
type Sprites struct {
ebitenTextureId graphics.TextureId
sprites []*Sprite
screenSizeUpdatedCh chan ebiten.ScreenSizeUpdatedEvent
screenWidth int
screenHeight int
}
func New() *Sprites {
go func() {
return &Sprites{
screenSizeUpdatedCh: make(chan ebiten.ScreenSizeUpdatedEvent),
}
}
}()
return &Sprites{}
func (game *Sprites) ScreenSizeUpdated() chan<- ebiten.ScreenSizeUpdatedEvent {
return game.screenSizeUpdatedCh
}
func (game *Sprites) InitTextures(tf graphics.TextureFactory) {
@ -91,13 +97,27 @@ func (game *Sprites) InitTextures(tf graphics.TextureFactory) {
}
}
func (game *Sprites) Update(context ebiten.GameContext) {
func (game *Sprites) Update() {
events:
for {
select {
case e := <-game.screenSizeUpdatedCh:
game.screenWidth, game.screenHeight = e.Width, e.Height
default:
break events
}
}
if game.screenWidth == 0 || game.screenHeight == 0 {
return
}
if game.sprites == nil {
game.sprites = []*Sprite{}
for i := 0; i < 100; i++ {
sprite := newSprite(
context.ScreenWidth(),
context.ScreenHeight(),
game.screenWidth,
game.screenHeight,
ebitenTextureWidth,
ebitenTextureHeight)
game.sprites = append(game.sprites, sprite)

3
example/game/testpattern/testpattern.go
View File

@ -1,7 +1,6 @@
package testpattern
import (
"github.com/hajimehoshi/go-ebiten"
"github.com/hajimehoshi/go-ebiten/graphics"
"github.com/hajimehoshi/go-ebiten/graphics/matrix"
"image"
@ -40,7 +39,7 @@ func (game *TestPattern) InitTextures(tf graphics.TextureFactory) {
game.textureHeight = size.Y
}
func (game *TestPattern) Update(context ebiten.GameContext) {
func (game *TestPattern) Update() {
geo := matrix.IdentityGeometry()
geo.Translate(13, 13)
game.geos = append(game.geos, geo)

20
example/main.go
View File

@ -19,7 +19,7 @@ import (
type Game interface {
InitTextures(tf graphics.TextureFactory)
Update(context ebiten.GameContext)
Update()
Draw(canvas graphics.Canvas)
}
@ -66,25 +66,33 @@ func main() {
tick := time.Tick(frameTime)
for {
<-tick
ui.Update(func(c ebiten.GameContext) {
func() {
lock.Lock()
defer lock.Unlock()
game.Update(c)
})
game.Update()
}()
}
}()
inputStateUpdated := ui.InputStateUpdated()
screenSizeUpdated := ui.ScreenSizeUpdated()
for {
ui.PollEvents()
events:
for {
select {
case e := <-screenSizeUpdated:
type Handler interface {
ScreenSizeUpdated() chan<- ebiten.ScreenSizeUpdatedEvent
}
if game2, ok := game.(Handler); ok {
game2.ScreenSizeUpdated() <- e
}
case e := <-inputStateUpdated:
type InputStateUpdatedHandler interface {
type Handler interface {
InputStateUpdated() chan<- ebiten.InputStateUpdatedEvent
}
if game2, ok := game.(InputStateUpdatedHandler); ok {
if game2, ok := game.(Handler); ok {
game2.InputStateUpdated() <- e
}
default:

61
ui/cocoa/cocoa.go
View File

@ -27,28 +27,17 @@ func init() {
runtime.LockOSThread()
}
type GameContext struct {
screenWidth int
screenHeight int
}
func (context *GameContext) ScreenWidth() int {
return context.screenWidth
}
func (context *GameContext) ScreenHeight() int {
return context.screenHeight
}
type UI struct {
screenWidth int
screenHeight int
screenScale int
graphicsDevice *opengl.Device
gameContext *GameContext
window unsafe.Pointer
initialEventSent bool
inputStateUpdatedChs chan chan ebiten.InputStateUpdatedEvent
inputStateUpdatedNotified chan ebiten.InputStateUpdatedEvent
screenSizeUpdatedChs chan chan ebiten.ScreenSizeUpdatedEvent
screenSizeUpdatedNotified chan ebiten.ScreenSizeUpdatedEvent
}
var currentUI *UI
@ -61,12 +50,11 @@ func New(screenWidth, screenHeight, screenScale int, title string) *UI {
screenWidth: screenWidth,
screenHeight: screenHeight,
screenScale: screenScale,
gameContext: &GameContext{
screenWidth: screenWidth,
screenHeight: screenHeight,
},
initialEventSent: false,
inputStateUpdatedChs: make(chan chan ebiten.InputStateUpdatedEvent),
inputStateUpdatedNotified: make(chan ebiten.InputStateUpdatedEvent),
screenSizeUpdatedChs: make(chan chan ebiten.ScreenSizeUpdatedEvent),
screenSizeUpdatedNotified: make(chan ebiten.ScreenSizeUpdatedEvent),
}
cTitle := C.CString(title)
@ -94,6 +82,7 @@ func New(screenWidth, screenHeight, screenScale int, title string) *UI {
func (ui *UI) chLoop() {
inputStateUpdated := []chan ebiten.InputStateUpdatedEvent{}
screenSizeUpdated := []chan ebiten.ScreenSizeUpdatedEvent{}
for {
select {
case ch := <-ui.inputStateUpdatedChs:
@ -102,12 +91,23 @@ func (ui *UI) chLoop() {
for _, ch := range inputStateUpdated {
ch <- e
}
case ch := <-ui.screenSizeUpdatedChs:
screenSizeUpdated = append(screenSizeUpdated, ch)
case e := <-ui.screenSizeUpdatedNotified:
for _, ch := range screenSizeUpdated {
ch <- e
}
}
}
}
func (ui *UI) PollEvents() {
C.PollEvents()
if !ui.initialEventSent {
e := ebiten.ScreenSizeUpdatedEvent{ui.screenWidth, ui.screenHeight}
ui.notifyScreenSizeUpdated(e)
ui.initialEventSent = true
}
}
func (ui *UI) InitTextures(f func(graphics.TextureFactory)) {
@ -116,10 +116,6 @@ func (ui *UI) InitTextures(f func(graphics.TextureFactory)) {
C.EndDrawing(ui.window)
}
func (ui *UI) Update(f func(ebiten.GameContext)) {
f(ui.gameContext)
}
func (ui *UI) Draw(f func(graphics.Canvas)) {
C.BeginDrawing(ui.window)
ui.graphicsDevice.Update(f)
@ -140,6 +136,27 @@ func (ui *UI) notifyInputStateUpdated(e ebiten.InputStateUpdatedEvent) {
}()
}
func (ui *UI) ScreenSizeUpdated() <-chan ebiten.ScreenSizeUpdatedEvent {
ch := make(chan ebiten.ScreenSizeUpdatedEvent)
go func() {
ui.screenSizeUpdatedChs <- ch
}()
return ch
}
func (ui *UI) notifyScreenSizeUpdated(e ebiten.ScreenSizeUpdatedEvent) {
go func() {
ui.screenSizeUpdatedNotified <- e
}()
}
//export ebiten_ScreenSizeUpdated
func ebiten_ScreenSizeUpdated(width, height int) {
ui := currentUI
e := ebiten.ScreenSizeUpdatedEvent{width, height}
ui.notifyScreenSizeUpdated(e)
}
//export ebiten_InputUpdated
func ebiten_InputUpdated(inputType C.InputType, cx, cy C.int) {
ui := currentUI