func Test_SimpleExample(t *testing.T) {
Convey("Simple Example", t, func() {
pipe := DefaultFilePipe()
/* use a custom unique generator with a prefix for the light handles */
lights := NewPrefixLightUniqueGenerator("light_")
mgr := NewHandleManager(nil, lights, nil)
ctx := NewContext(pipe, mgr, &Configuration{PrettyPrint: true})
ri := RI(ctx)
ri.Begin("output/exampleSimple.rib")
ri.Display("sphere.tif", "file", "rgb")
ri.Format(320, 240, 1)
ri.Projection(PERSPECTIVE, RtToken("fov"), RtFloat(30))
ri.Translate(0, 0, 6)
ri.WorldBegin()
ri.LightSource("ambientlight", RtToken("intensity"), RtFloat(0.5))
ri.LightSource("distantlight", RtToken("intensity"), RtFloat(1.2), RtToken("from"), RtIntArray{0, 0, -6}, RtToken("to"), RtIntArray{0, 0, 0})
ri.Color(RtColor{1, 0, 0})
ri.Sphere(1, -1, 1, 360)
ri.WorldEnd()
So(ri.End(), ShouldBeNil)
/* output gathered stats */
p := pipe.GetByName(PipeToStats{}.Name())
So(p, ShouldNotBeNil)
s, ok := p.(*PipeToStats)
So(s, ShouldNotBeNil)
So(ok, ShouldBeTrue)
p = pipe.GetByName(PipeTimer{}.Name())
So(p, ShouldNotBeNil)
t, ok := p.(*PipeTimer)
So(t, ShouldNotBeNil)
So(ok, ShouldBeTrue)
fmt.Printf("%s%s", s, t)
})
Convey("Simple Example Flattened", t, func() {
pipe := DefaultFilePipe()
ctx := NewContext(pipe, nil, &Configuration{PrettyPrint: false})
ri := RI(ctx)
ri.Begin("output/exampleSimpleFlattened.rib")
f, err := os.Open("output/exampleSimple.rib")
So(err, ShouldBeNil)
defer f.Close()
So(ri.ParseRIB(f), ShouldBeNil)
ri.End()
})
}
/* go test -bench=. */
func Benchmark_SimpleExampleNumberHandlers(b *testing.B) {
for i := 0; i < b.N; i++ {
ri, _ := DefaultPipeline(nil)
ri.Begin("simple.rib")
ri.Display("sphere.tif", "file", "rgb")
ri.Format(320, 240, 1)
ri.Projection(PERSPECTIVE, RtToken("fov"), RtFloat(30))
ri.Translate(0, 0, 6)
ri.WorldBegin()
ri.LightSource("ambientlight", RtToken("intensity"), RtFloat(0.5))
ri.LightSource("distantlight", RtToken("intensity"), RtFloat(1.2), RtToken("from"), RtIntArray{0, 0, -6}, RtToken("to"), RtIntArray{0, 0, 0})
ri.Color(RtColor{1, 0, 0})
ri.Sphere(1, -1, 1, 360)
ri.WorldEnd()
ri.End()
}
}
func Test_HandleCallbacks(t *testing.T) {
lighthandle := func(name RtName, light RtLightHandle) {
fmt.Printf("LightHandle -- %s %s\n", name, light)
}
Convey("Handle callbacks pipelining", t, func() {
pipe := NewPipe()
callback := new(PipeHookHandleCallback)
callback.LightHandler = lighthandle
pipe.Append(callback)
mgr := NewHandleManager(nil, NewPrefixLightUniqueGenerator("light_"), nil)
ri := RI(NewContext(pipe, mgr, nil))
So(ri.Begin("output/filters-simple.rib"), ShouldBeNil)
ri.Display("sphere.tif", "file", "rgb")
ri.Format(320, 240, 1)
ri.Projection(PERSPECTIVE, RtToken("fov"), RtFloat(30))
ri.Translate(0, 0, 6)
ri.WorldBegin()
ambient, _ := ri.LightSource("ambientlight", RtToken("intensity"), RtFloat(0.5))
So(ambient, ShouldNotBeNil)
ri.LightSource("distantlight", RtToken("intensity"), RtFloat(1.2), RtToken("from"), RtIntArray{0, 0, -6}, RtToken("to"), RtIntArray{0, 0, 0})
ri.Illuminate(ambient, false)
ri.Color(RtColor{1, 0, 0})
ri.Sphere(1, -1, 1, 360)
ri.WorldEnd()
So(ri.End(), ShouldBeNil)
})
}
func Benchmark_SimpleExampleUniqueHandlers(b *testing.B) {
for i := 0; i < b.N; i++ {
pipe := NullPipe()
mgr := NewHandleManager(nil, NewLightUniqueGenerator(), nil)
ctx := NewContext(pipe, mgr, nil)
ri := RI(ctx)
ri.Begin("simple.rib")
ri.Display("sphere.tif", "file", "rgb")
ri.Format(320, 240, 1)
ri.Projection(PERSPECTIVE, RtToken("fov"), RtFloat(30))
ri.Translate(0, 0, 6)
ri.WorldBegin()
ri.LightSource("ambientlight", RtToken("intensity"), RtFloat(0.5))
ri.LightSource("distantlight", RtToken("intensity"), RtFloat(1.2), RtToken("from"), RtIntArray{0, 0, -6}, RtToken("to"), RtIntArray{0, 0, 0})
ri.Color(RtColor{1, 0, 0})
ri.Sphere(1, -1, 1, 360)
ri.WorldEnd()
ri.End()
}
}