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Run init within an imgui frame

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bloeys
2023-02-03 02:20:50 +04:00
parent d7cd5bfc8d
commit 70dccd757e
1 changed files with 12 additions and 13 deletions
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25
engine/game.go
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@ -24,26 +24,25 @@ func Run(g Game, w *Window, ui nmageimgui.ImguiInfo) {
isRunning = true
// Simulate 2 imgui frames, one before and one after g.Init so any imgui calls are allowed within init.
// Calling before is required for things like push font.
tempWidth, tempHeight := w.SDLWin.GetSize()
tempFBWidth, tempFBHeight := w.SDLWin.GLGetDrawableSize()
ui.FrameStart(float32(tempWidth), float32(tempHeight))
ui.Render(float32(tempWidth), float32(tempHeight), tempFBWidth, tempFBHeight)
// Run init with an active Imgui frame to allow init full imgui access
timing.FrameStarted()
w.handleInputs()
width, height := w.SDLWin.GetSize()
ui.FrameStart(float32(width), float32(height))
g.Init()
// Second imgui frame
tempWidth, tempHeight = w.SDLWin.GetSize()
tempFBWidth, tempFBHeight = w.SDLWin.GLGetDrawableSize()
ui.FrameStart(float32(tempWidth), float32(tempHeight))
ui.Render(float32(tempWidth), float32(tempHeight), tempFBWidth, tempFBHeight)
fbWidth, fbHeight := w.SDLWin.GLGetDrawableSize()
ui.Render(float32(width), float32(height), fbWidth, fbHeight)
timing.FrameEnded()
for isRunning {
//PERF: Cache these
width, height := w.SDLWin.GetSize()
fbWidth, fbHeight := w.SDLWin.GLGetDrawableSize()
width, height = w.SDLWin.GetSize()
fbWidth, fbHeight = w.SDLWin.GLGetDrawableSize()
timing.FrameStarted()
w.handleInputs()