Files
gl01/internal/game/imgui.go
2025-12-19 13:08:51 +08:00

108 lines
3.1 KiB
Go

package game
import (
"image/color"
"log"
"runtime"
"edgaru089.ink/go/gl01/internal/asset"
"edgaru089.ink/go/gl01/internal/igwrap"
"edgaru089.ink/go/gl01/internal/igwrap/backend"
"edgaru089.ink/go/gl01/internal/io"
"edgaru089.ink/go/gl01/internal/util"
"github.com/go-gl/glfw/v3.3/glfw"
"github.com/inkyblackness/imgui-go/v4"
)
type guiState struct {
showLog, showDebugInfo bool
logFollow bool
lastframeCgoCalls int64
lastCountSec *util.Clock
loadChunkFile string
loadChunkID [2]int32
saveChunkFile string
saveChunkID [2]int32
}
func (g *Game) initImgui(win *glfw.Window) {
imgui.CreateContext(nil)
g.io = imgui.CurrentIO()
cfg := imgui.NewFontConfig()
cfg.SetOversampleH(1)
cfg.SetOversampleV(1)
cfg.SetPixelSnapH(true)
g.io.Fonts().AddFontFromMemoryTTFV(asset.Unifont, 16, cfg, g.io.Fonts().GlyphRangesChineseFull())
backend.Init(win)
g.gui = guiState{
showLog: true,
showDebugInfo: false,
logFollow: true,
loadChunkFile: "chunk.gob",
loadChunkID: [2]int32{0, 0},
saveChunkFile: "chunk.gob",
saveChunkID: [2]int32{0, 0},
}
}
func (g *Game) imgui() {
io.Diagnostics.CgoCalls = runtime.NumCgoCall() - g.gui.lastframeCgoCalls
g.gui.lastframeCgoCalls = runtime.NumCgoCall()
/*if g.gui.lastCountSec.Elapsed() >= time.Second {
g.gui.lastCountSec.Restart()
}*/
if io.ShowDebugInfo {
imgui.SetNextWindowPosV(imgui.Vec2{}, imgui.ConditionAlways, imgui.Vec2{})
imgui.SetNextWindowSize(imgui.Vec2{X: float32(io.DisplaySize[0]), Y: float32(io.DisplaySize[1])})
if igwrap.Begin("F3", nil, igwrap.WindowFlagsOverlay) {
igwrap.TextBackground("Gl01 compiled by %s/%s [%s/%s] (120AVG) %.1f FPS (%.3f frame)", runtime.Compiler, runtime.Version(), runtime.GOOS, runtime.GOARCH, imgui.CurrentIO().Framerate(), 1000/imgui.CurrentIO().Framerate())
igwrap.TextBackground("GLFW %s, Dear ImGUI %s", glfw.GetVersionString(), imgui.Version())
igwrap.TextBackground("CgoCalls:%d (%d lastframe), Goroutines:%d", g.gui.lastframeCgoCalls, io.Diagnostics.CgoCalls, runtime.NumGoroutine())
igwrap.TextBlank()
imgui.End()
}
}
if g.paused {
imgui.ShowDemoWindow(nil)
if igwrap.Begin("Logs", &g.gui.showLog, imgui.WindowFlagsMenuBar) {
if imgui.BeginMenuBar() {
if imgui.Button("Clear") {
logs = ""
}
if imgui.Button("Add Logs") {
for i := 0; i < 8; i++ {
log.Print("Added logs")
}
}
imgui.Checkbox("Autoscroll", &g.gui.logFollow)
imgui.EndMenuBar()
}
imgui.BeginChildV("LogScroll", imgui.Vec2{}, true, 0)
imgui.Text(logs)
if g.gui.logFollow && imgui.ScrollY() >= imgui.ScrollMaxY() {
imgui.SetScrollHereY(1.0)
}
imgui.EndChild()
imgui.End()
}
}
imgui.BackgroundDrawList().AddRectFilledV(imgui.Vec2{X: float32(io.DisplaySize[0]/2 - 12), Y: float32(io.DisplaySize[1]/2 - 1)}, imgui.Vec2{X: float32(io.DisplaySize[0]/2 + 12), Y: float32(io.DisplaySize[1]/2 + 1)}, imgui.Packed(color.White), 0, 0)
imgui.BackgroundDrawList().AddRectFilledV(imgui.Vec2{X: float32(io.DisplaySize[0]/2 - 1), Y: float32(io.DisplaySize[1]/2 - 12)}, imgui.Vec2{X: float32(io.DisplaySize[0]/2 + 1), Y: float32(io.DisplaySize[1]/2 + 12)}, imgui.Packed(color.White), 0, 0)
}