func (f *GameField) FreeForObject(x, y float64) bool {
tl := geometry.MakePoint(x-consts.OBJECT_HALF, y-consts.OBJECT_HALF)
br := geometry.MakePoint(x+consts.OBJECT_HALF, y+consts.OBJECT_HALF)
tr := geometry.MakePoint(x+consts.OBJECT_HALF, y-consts.OBJECT_HALF)
bl := geometry.MakePoint(x-consts.OBJECT_HALF, y+consts.OBJECT_HALF)
rect := geometry.MakeRectangle(tl, br)
var pts = []*geometry.Point{tl, br, bl, tr}
blockeds := make([]*geometry.Rectangle, 0, 100)
for _, point := range pts {
col, row := int(point.X), int(point.Y)
if f.IsBlocked(col, row) {
blockeds = append(blockeds, f.GetCellRectangle(col, row))
}
}
for _, blocked := range blockeds {
if rect.CrossedByRect(blocked) {
return false
}
}
for _, point := range pts {
for _, actor := range f.GetActors(int(point.X), int(point.Y)) {
r := actor.GetRectangle()
if rect.CrossedByRect(&r) {
return false
}
}
}
return true
}
func (g *Game) putItem(json consts.JsonType) consts.JsonType {
res := utils.JsonAction("putItem", "badAction")
if *consts.TEST && consts.TEST_MODE {
var requiredFields = map[string]string{
"x": "badPlacing",
"y": "badPlacing",
"item": "badItem",
}
var ok bool
if ok, _ = utils.CheckJsonRequest(json, requiredFields); ok {
itemDesc, ok1 := json["item"].(map[string]interface{})
pt, isGoodPoint := utils.GetPointFromJson(json)
if isGoodPoint && !g.field.IsBlocked(int(pt.X), int(pt.Y)) {
res["result"] = "badInventory"
if ok1 {
item := gameObjectsBase.ItemFromJson(itemDesc)
if item != nil {
item.ForcePlace(*geometry.MakePoint(pt.X, pt.Y))
g.items.addItem(item)
g.field.LinkToCells(item)
res["id"] = item.GetID()
res["result"] = "ok"
}
}
} else {
res["result"] = "badPlacing"
}
}
}
return res
}
func (pm *ProjectileManager) CheckCollision(p pM.Projectiler, dx, dy float64) (bool, gameObjectsBase.Activer) {
center := p.GetCenter()
newCenter := geometry.MakePoint(center.X+dx, center.Y+dy)
rects := make([]*geometry.Rectangle, 0, 100)
rect2obj := make(map[*geometry.Rectangle]gameObjectsBase.Activer)
for i := int(math.Min(center.Y, newCenter.Y)); i <= int(math.Max(center.Y, newCenter.Y)); i++ {
for j := int(math.Min(center.X, newCenter.X)); j <= int(math.Max(center.X, newCenter.X)); j++ {
if pm.field.IsBlocked(j, i) {
rects = append(rects, pm.field.GetCellRectangle(j, i))
} else {
for _, actor := range pm.field.GetActors(j, i) {
r := actor.GetRectangle()
rects = append(rects, &r)
rect2obj[&r] = actor
}
}
}
}
s := geometry.MakeSegment(center.X, center.Y, center.X+dx, center.Y+dy)
for _, rect := range rects {
if rect.CrossedBySegment(s) {
return true, rect2obj[rect]
}
}
return false, nil
}
func (ml *mobList) initializeMobsGenerators(filename string) {
areas, _ := os.Open(consts.PATH_TO_MAPS + filename)
defer areas.Close()
reader := bufio.NewReader(areas)
for {
bytes, _, err := reader.ReadLine()
if err == nil {
data := strings.Split(string(bytes), ":")
l, r := utils.ParseFloat(data[0]), utils.ParseFloat(data[1])
t, b := utils.ParseFloat(data[2]), utils.ParseFloat(data[3])
depth := utils.ParseInt64(data[4])
duration := utils.ParseFloat(data[5])
area := geometry.MakeRectangle(geometry.MakePoint(l, t), geometry.MakePoint(r, b))
if kinds, isExist := ml.mobsDepth[depth]; isExist {
ml.addGen(NewMobGenerator(&kinds, area, depth, duration, ml.pipeline))
}
} else {
break
}
}
}
func (g *Game) useSkillAction(json consts.JsonType) consts.JsonType {
res := utils.JsonAction("useSkill", "badPoint")
x, ok1 := json["x"].(float64)
y, ok2 := json["y"].(float64)
if ok1 && ok2 {
p := g.players.getPlayerBySession(json["sid"].(string))
start := p.GetCenter()
damage := p.GetCharacteristic(consts.CHARACTERISTIC_INTELLEGENCE) * consts.FIREBALL_DAMAGE_MULTIPLIER
g.projectileManager.NewFireBallProjectile(&start, geometry.MakePoint(x, y), damage, consts.FIREBALL_RADIUS, p)
res["result"] = "ok"
}
return res
}
func (f *GameField) GetCellRectangle(col, row int) *geometry.Rectangle {
return geometry.MakeRectangle(geometry.MakePoint(float64(col), float64(row)), geometry.MakePoint(float64(col+1), float64(row+1)))
}
func (obj *ActiveObject) SetAttackPoint(x, y float64) {
obj.AttackPoint = geometry.MakePoint(x, y)
}