58 lines
1.2 KiB
Go
58 lines
1.2 KiB
Go
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package main
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import (
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"github.com/hajimehoshi/ebiten/v2"
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"github.com/ChaoticByte/xels/simulation"
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)
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type Application struct {
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simulation simulation.Simulation
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}
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func (a *Application) Update() error {
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a.simulation.Update()
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return nil
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}
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func (a *Application) Draw(screen *ebiten.Image) {
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// create image from xel grid
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pixels := make([]byte, 4 * screen.Bounds().Dx() * screen.Bounds().Dy())
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for i := range len(a.simulation.Grid.Xels) {
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xel := a.simulation.Grid.Xels[i]
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var v byte = 0
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if xel.Energy > 0 {
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v = byte(max(0, min(255, xel.Energy * 2 + 38)))
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}
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// r
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pixels[i * 4] = v
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// g
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pixels[(i*4) + 1] = v
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// b
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pixels[(i*4) + 2] = v
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// a
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pixels[(i*4) + 3] = 255
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}
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screen.WritePixels(pixels)
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}
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func (a *Application) Layout(outsideWidth int, outsideHeight int) (int, int) {
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return CanvasWidth, CanvasHeight
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}
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func main() {
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ebiten.SetWindowSize(CanvasWidth, CanvasHeight)
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ebiten.SetWindowTitle("Pixels - Main Window")
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ebiten.SetWindowResizingMode(ebiten.WindowResizingModeEnabled)
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ebiten.MaximizeWindow()
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ebiten.SetTPS(MaxTps)
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app := &Application{
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simulation: *simulation.NewSimulation(CanvasWidth, CanvasHeight),
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}
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InitGrid(app.simulation.Grid)
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err := ebiten.RunGame(app)
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if err != nil { panic(err) }
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}
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