Init

base.go

@@ -0,0 +1,144 @@
+package main
+
+import "github.com/veandco/go-sdl2/sdl"
+
+const (
+	openingWidth = 7
+)
+
+type Base struct {
+	rect  sdl.Rect
+	owner *Player
+}
+
+func (base *Base) tick(players *[]*Player) {
+	for _, player := range *players {
+		if player.cullingRect.HasIntersection(&base.rect) {
+			if player.rechargeCooldown == 0 && player.energy < MaxEnergy {
+				player.energy++
+				if player == base.owner {
+					player.rechargeCooldown = RechargeCooldownOwn
+				} else {
+					player.rechargeCooldown = RechargeCooldownOpponent
+				}
+			}
+			if player == base.owner && player.repairCooldown == 0 && player.health < MaxHealth {
+				player.health++
+				player.repairCooldown = RepairCooldown
+			}
+		}
+	}
+}
+
+func (base *Base) render(camera *sdl.Rect, surface *sdl.Surface) {
+	borderWidth := base.rect.W - openingWidth
+	borderWidthA := borderWidth / 2
+	borderWidthB := borderWidth - borderWidthA + 1
+	if borderWidth < 0 {
+		panic("Bad border width")
+	}
+	rects := []sdl.Rect{
+		{
+			X: base.rect.X,
+			Y: base.rect.Y,
+			W: 1,
+			H: base.rect.H,
+		},
+		{
+			X: base.rect.X + base.rect.W,
+			Y: base.rect.Y,
+			W: 1,
+			H: base.rect.H,
+		},
+		{
+			X: base.rect.X,
+			Y: base.rect.Y,
+			W: borderWidthA,
+			H: 1,
+		},
+		{
+			X: base.rect.X + borderWidthA + openingWidth,
+			Y: base.rect.Y,
+			W: borderWidthB,
+			H: 1,
+		},
+		{
+			X: base.rect.X,
+			Y: base.rect.Y + base.rect.H,
+			W: borderWidthA,
+			H: 1,
+		},
+		{
+			X: base.rect.X + borderWidthA + openingWidth,
+			Y: base.rect.Y + base.rect.H,
+			W: borderWidthB,
+			H: 1,
+		},
+	}
+
+	for _, rect := range rects {
+		if camera.HasIntersection(&rect) {
+			cameraCompensatedRect := sdl.Rect{
+				X: rect.X - camera.X,
+				Y: rect.Y - camera.Y,
+				W: rect.W,
+				H: rect.H,
+			}
+			surface.FillRect(&cameraCompensatedRect, (*base.owner).color2)
+		}
+	}
+}
+
+func (base *Base) build(gameMap *GameMap) {
+	borderWidth := base.rect.W - openingWidth
+	borderWidthA := borderWidth / 2
+	if borderWidth < 0 {
+		panic("Bad border width")
+	}
+	if base.rect.H < 9 {
+		panic("Bad border height")
+	}
+	if gameMap.width-base.rect.X-base.rect.W <= 0 {
+		panic("Bad base x location")
+	}
+	if gameMap.height-base.rect.Y-base.rect.H <= 0 {
+		panic("Bad base y location")
+	}
+	if base.rect.X < 0 || base.rect.Y < 0 {
+		panic("Bad base negative location")
+	}
+	for x := base.rect.X; x < base.rect.X+base.rect.W+1; x++ {
+		for y := base.rect.Y; y < base.rect.Y+base.rect.H+1; y++ {
+			gameMap.tiles[x][y] = 0
+		}
+	}
+	for y := base.rect.Y; y < base.rect.Y+base.rect.H; y++ {
+		gameMap.tiles[base.rect.X][y] = 4
+		gameMap.tiles[base.rect.X+base.rect.W][y] = 4
+	}
+	for x := base.rect.X; x < base.rect.X+borderWidthA; x++ {
+		gameMap.tiles[x][base.rect.Y] = 4
+		gameMap.tiles[x][base.rect.Y+base.rect.H] = 4
+	}
+	for x := base.rect.X + borderWidthA + openingWidth; x < base.rect.X+base.rect.W+1; x++ {
+		gameMap.tiles[x][base.rect.Y] = 4
+		gameMap.tiles[x][base.rect.Y+base.rect.H] = 4
+	}
+}
+
+func createBases(players *[]*Player, gameMap *GameMap) *[]*Base {
+	bases := &[]*Base{}
+	for ownerID, player := range *players {
+		*bases = append(*bases, &Base{
+			rect: sdl.Rect{
+				X: player.posX - 14,
+				Y: player.posY - 14,
+				W: 35,
+				H: 35,
+			},
+			owner: (*players)[ownerID],
+		})
+		(*bases)[ownerID].build(gameMap)
+	}
+	return bases
+}