82 lines
1.5 KiB
Go
82 lines
1.5 KiB
Go
|
package engine
|
||
|
|
|
||
|
|
import (
|
||
|
|
"log"
|
||
|
|
"runtime"
|
||
|
|
"time"
|
||
|
|
"zworld/engine/object"
|
||
|
|
"zworld/engine/render/graph"
|
||
|
|
"zworld/engine/renderapi/vulkan"
|
||
|
|
)
|
||
|
|
|
||
|
|
type SceneFunc func(object.Object)
|
||
|
|
type RendererFunc func(vulkan.App, vulkan.Target) graph.T
|
||
|
|
|
||
|
|
type Args struct {
|
||
|
|
Title string
|
||
|
|
Width int
|
||
|
|
Height int
|
||
|
|
Renderer RendererFunc
|
||
|
|
}
|
||
|
|
|
||
|
|
func Run(args Args, scenefuncs ...SceneFunc) {
|
||
|
|
log.Println("goworld")
|
||
|
|
runtime.LockOSThread()
|
||
|
|
|
||
|
|
go RunProfilingServer(6060)
|
||
|
|
interrupt := NewInterrupter()
|
||
|
|
|
||
|
|
backend := vulkan.New("goworld", 0)
|
||
|
|
defer backend.Destroy()
|
||
|
|
|
||
|
|
if args.Renderer == nil {
|
||
|
|
args.Renderer = graph.Default
|
||
|
|
}
|
||
|
|
|
||
|
|
// create a window
|
||
|
|
wnd, err := vulkan.NewWindow(backend, vulkan.WindowArgs{
|
||
|
|
Title: args.Title,
|
||
|
|
Width: args.Width,
|
||
|
|
Height: args.Height,
|
||
|
|
Frames: 3,
|
||
|
|
})
|
||
|
|
if err != nil {
|
||
|
|
panic(err)
|
||
|
|
}
|
||
|
|
defer wnd.Destroy()
|
||
|
|
|
||
|
|
// create renderer
|
||
|
|
renderer := args.Renderer(backend, wnd)
|
||
|
|
defer renderer.Destroy()
|
||
|
|
|
||
|
|
// create scene
|
||
|
|
scene := object.Empty("Scene")
|
||
|
|
wnd.SetInputHandler(scene)
|
||
|
|
for _, scenefunc := range scenefuncs {
|
||
|
|
scenefunc(scene)
|
||
|
|
}
|
||
|
|
|
||
|
|
// run the render loop
|
||
|
|
log.Println("ready")
|
||
|
|
|
||
|
|
counter := NewFrameCounter(60)
|
||
|
|
for interrupt.Running() && !wnd.ShouldClose() {
|
||
|
|
// update scene
|
||
|
|
wnd.Poll()
|
||
|
|
counter.Update()
|
||
|
|
scene.Update(scene, counter.Delta())
|
||
|
|
|
||
|
|
// draw
|
||
|
|
renderer.Draw(scene, counter.Elapsed(), counter.Delta())
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func RunGC() {
|
||
|
|
start := time.Now()
|
||
|
|
runtime.GC()
|
||
|
|
elapsed := time.Since(start)
|
||
|
|
if elapsed.Milliseconds() > 1 {
|
||
|
|
log.Printf("slow GC cycle: %.2fms", elapsed.Seconds()*1000)
|
||
|
|
}
|
||
|
|
}
|