func (t *testSuite) Should_support_Z80_format() {
filename := "testdata/hello.z80"
snapshot, err := formats.ReadProgram(filename)
t.Nil(err)
errChan := make(chan error)
speccy.CommandChannel <- spectrum.Cmd_Load{ /*informalFileName*/ filename, snapshot, errChan}
t.Nil(<-errChan)
t.True(screenEqualTo("testdata/hello_tape_loaded.sna"))
}
func load(path string) {
var program interface{}
program, err := formats.ReadProgram(path)
if err != nil {
fmt.Fprintf(stdout, "%s\n", err)
return
}
if _, isTAP := program.(*formats.TAP); isTAP {
romLoaded := make(chan (<-chan bool))
speccy.CommandChannel <- spectrum.Cmd_Reset{romLoaded}
<-(<-romLoaded)
}
errChan := make(chan error)
speccy.CommandChannel <- spectrum.Cmd_Load{path, program, errChan}
err = <-errChan
if err != nil {
fmt.Fprintf(stdout, "%s\n", err)
return
}
}
func BenchmarkRender(b *testing.B) {
b.StopTimer()
initSDL()
app := spectrum.NewApplication()
sdlScreen := &SDLScreen{
screenChannel: make(chan *spectrum.DisplayData),
screenSurface: &SDLSurface{newSurface()},
unscaledDisplay: newUnscaledDisplay(),
updatedRectsCh: make(chan []sdl.Rect),
app: app,
}
rom, err := spectrum.ReadROM("testdata/48.rom")
if err != nil {
panic(err)
}
speccy := spectrum.NewSpectrum48k(app, *rom)
speccy.CommandChannel <- spectrum.Cmd_AddDisplay{sdlScreen}
snapshot, err := formats.ReadProgram("testdata/fire.z80")
if err != nil {
panic(err)
}
errChan := make(chan error)
speccy.CommandChannel <- spectrum.Cmd_LoadSnapshot{"<fire>", snapshot.(formats.Snapshot), errChan}
err = <-errChan
if err != nil {
panic(err)
}
// Capture a number of frames sent from 'speccy' to the rendering backends
const numFrames = 1000
var frames [numFrames]*spectrum.DisplayData
{
go func() {
for i := 0; i < numFrames; i++ {
speccy.CommandChannel <- spectrum.Cmd_RenderFrame{nil}
}
}()
for i := 0; i < numFrames; i++ {
frames[i] = <-sdlScreen.screenChannel
}
}
// The actual benchmark
{
b.StartTimer()
go func() {
for {
<-sdlScreen.updatedRectsCh
sdlScreen.screenSurface.surface.Flip()
}
}()
for i := 0; i < b.N; i++ {
sdlScreen.render(frames[i%numFrames])
}
b.StopTimer()
}
app.RequestExit()
<-app.HasTerminated
sdl.Quit()
}