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exp/spacewar: fix build.

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R=rsc
CC=golang-dev
https://golang.org/cl/2265042
This commit is contained in:
Nigel Tao 2010-09-24 11:07:52 +10:00
parent 44b3b20524
commit d181625b9c
1 changed files with 13 additions and 7 deletions
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20
src/pkg/exp/spacewar/spacewar.go
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@ -47,10 +47,11 @@ func main() {
log.Exitf("av.Init: %s", err)
}
go quitter(w.QuitChan())
kc := make(chan int)
go demuxEvents(w, kc)
var m SpacewarPDP1
m.Init(w)
m.Init(w, kc)
m.PC = 4
f := bytes.NewBuffer([]byte(spacewarCode))
if err = m.Load(f); err != nil {
@ -65,8 +66,13 @@ func main() {
log.Exitf("step: %s", err)
}
func quitter(c <-chan bool) {
<-c
func demuxEvents(w draw.Window, kc chan int) {
for event := range w.EventChan() {
switch e := event.(type) {
case draw.KeyEvent:
kc <- e.Key
}
}
os.Exit(0)
}
@ -78,7 +84,7 @@ type SpacewarPDP1 struct {
pdp1.M
nframe int
frameTime int64
ctxt draw.Context
ctxt draw.Window
dx, dy int
screen draw.Image
ctl pdp1.Word
@ -95,9 +101,9 @@ func min(a, b int) int {
return b
}
func (m *SpacewarPDP1) Init(ctxt draw.Context) {
func (m *SpacewarPDP1) Init(ctxt draw.Window, kc chan int) {
m.ctxt = ctxt
m.kc = ctxt.KeyboardChan()
m.kc = kc
m.screen = ctxt.Screen()
m.dx = m.screen.Bounds().Dx()
m.dy = m.screen.Bounds().Dy()