step

examples/games/life/main.go

@@ -1,200 +0,0 @@
-package main
-
-import (
-	"math/rand"
-	"time"
-
-	"github.com/gen2brain/raylib-go/raylib"
-)
-
-const (
-	squareSize = 8
-)
-
-// Cell type
-type Cell struct {
-	Position rl.Vector2
-	Size     rl.Vector2
-	Alive    bool
-	Next     bool
-	Visited  bool
-}
-
-// Game type
-type Game struct {
-	ScreenWidth   int32
-	ScreenHeight  int32
-	Cols          int32
-	Rows          int32
-	FramesCounter int32
-	Playing       bool
-	Cells         [][]*Cell
-}
-
-func main() {
-	rand.Seed(time.Now().UnixNano())
-
-	game := Game{}
-	game.Init(false)
-
-	rl.InitWindow(game.ScreenWidth, game.ScreenHeight, "Conway's Game of Life")
-	rl.SetTargetFPS(20)
-
-	for !rl.WindowShouldClose() {
-		if game.Playing {
-			game.Update()
-		}
-
-		game.Input()
-
-		game.Draw()
-	}
-
-	rl.CloseWindow()
-}
-
-// Init - Initialize game
-func (g *Game) Init(clear bool) {
-	g.ScreenWidth = 800
-	g.ScreenHeight = 450
-	g.FramesCounter = 0
-
-	g.Cols = g.ScreenWidth / squareSize
-	g.Rows = g.ScreenHeight / squareSize
-
-	g.Cells = make([][]*Cell, g.Cols+1)
-	for i := int32(0); i <= g.Cols; i++ {
-		g.Cells[i] = make([]*Cell, g.Rows+1)
-	}
-
-	for x := int32(0); x <= g.Cols; x++ {
-		for y := int32(0); y <= g.Rows; y++ {
-			g.Cells[x][y] = &Cell{}
-			g.Cells[x][y].Position = rl.NewVector2((float32(x) * squareSize), (float32(y)*squareSize)+1)
-			g.Cells[x][y].Size = rl.NewVector2(squareSize-1, squareSize-1)
-			if rand.Float64() < 0.1 && clear == false {
-				g.Cells[x][y].Alive = true
-			}
-		}
-	}
-}
-
-// Input - Game input
-func (g *Game) Input() {
-	// control
-	if rl.IsKeyPressed(rl.KeyR) {
-		g.Init(false)
-	}
-	if rl.IsKeyPressed(rl.KeyC) {
-		g.Init(true)
-	}
-	if rl.IsKeyDown(rl.KeyRight) && !g.Playing {
-		g.Update()
-	}
-	if rl.IsMouseButtonPressed(rl.MouseLeftButton) {
-		g.Click(rl.GetMouseX(), rl.GetMouseY())
-	}
-	if rl.IsKeyPressed(rl.KeySpace) {
-		g.Playing = !g.Playing
-	}
-
-	g.FramesCounter++
-}
-
-// Click - Toggle if a cell is alive or dead on click
-func (g *Game) Click(x, y int32) {
-	for i := int32(0); i <= g.Cols; i++ {
-		for j := int32(0); j <= g.Rows; j++ {
-			cell := g.Cells[i][j].Position
-			if int32(cell.X) < x && int32(cell.X)+squareSize > x && int32(cell.Y) < y && int32(cell.Y)+squareSize > y {
-				g.Cells[i][j].Alive = !g.Cells[i][j].Alive
-				g.Cells[i][j].Next = g.Cells[i][j].Alive
-			}
-		}
-	}
-}
-
-// Update - Update game
-func (g *Game) Update() {
-	for i := int32(0); i <= g.Cols; i++ {
-		for j := int32(0); j <= g.Rows; j++ {
-			NeighborCount := g.CountNeighbors(i, j)
-			if g.Cells[i][j].Alive {
-				if NeighborCount < 2 {
-					g.Cells[i][j].Next = false
-				} else if NeighborCount > 3 {
-					g.Cells[i][j].Next = false
-				} else {
-					g.Cells[i][j].Next = true
-				}
-			} else {
-				if NeighborCount == 3 {
-					g.Cells[i][j].Next = true
-					g.Cells[i][j].Visited = true
-				}
-			}
-		}
-	}
-	for i := int32(0); i <= g.Cols; i++ {
-		for j := int32(0); j < g.Rows; j++ {
-			g.Cells[i][j].Alive = g.Cells[i][j].Next
-		}
-	}
-}
-
-// CountNeighbors - Counts how many neighbous a cell has
-func (g *Game) CountNeighbors(x, y int32) int {
-	count := 0
-
-	for i := int32(-1); i < 2; i++ {
-		for j := int32(-1); j < 2; j++ {
-			col := (x + i + (g.Cols)) % (g.Cols)
-			row := (y + j + (g.Rows)) % (g.Rows)
-			if g.Cells[col][row].Alive {
-				count++
-			}
-		}
-	}
-
-	if g.Cells[x][y].Alive {
-		count--
-	}
-
-	return count
-}
-
-// Draw - Draw game
-func (g *Game) Draw() {
-	rl.BeginDrawing()
-	rl.ClearBackground(rl.RayWhite)
-
-	// Draw cells
-	for x := int32(0); x <= g.Cols; x++ {
-		for y := int32(0); y <= g.Rows; y++ {
-			if g.Cells[x][y].Alive {
-				rl.DrawRectangleV(g.Cells[x][y].Position, g.Cells[x][y].Size, rl.Blue)
-			} else if g.Cells[x][y].Visited {
-				rl.DrawRectangleV(g.Cells[x][y].Position, g.Cells[x][y].Size, rl.Color{R: 128, G: 177, B: 136, A: 255})
-			}
-		}
-	}
-
-	// Draw grid lines
-	for i := int32(0); i < g.Cols+1; i++ {
-		rl.DrawLineV(
-			rl.NewVector2(float32(squareSize*i), 0),
-			rl.NewVector2(float32(squareSize*i), float32(g.ScreenHeight)),
-			rl.LightGray,
-		)
-	}
-
-	for i := int32(0); i < g.Rows+1; i++ {
-		rl.DrawLineV(
-			rl.NewVector2(0, float32(squareSize*i)),
-			rl.NewVector2(float32(g.ScreenWidth), float32(squareSize*i)),
-			rl.LightGray,
-		)
-	}
-
-	rl.EndDrawing()
-}