func (m *Map) GetCollisions2(worldPosition engine.Vector, width, height float32, xCollisions, yCollisions []int) (x, y []int) {
_, x1, y1 := m.PositionToTile(worldPosition.Add(engine.Vector{width / 2, height / 2, 0}))
_, x2, y2 := m.PositionToTile(worldPosition.Add(engine.Vector{-width / 2, -height / 2, 0}))
if x1 > x2 {
x1, x2 = x2, x1
}
if y1 > y2 {
y1, y2 = y2, y1
}
for ; y1 <= y2; y1++ {
for x := x1; x <= x2; x++ {
if !m.IsTileWalkabke(x, y1) {
if xCollisions == nil {
xCollisions = make([]int, 0, 4)
}
if yCollisions == nil {
yCollisions = make([]int, 0, 4)
}
xCollisions = append(xCollisions, x)
yCollisions = append(yCollisions, y1)
}
}
}
return xCollisions, yCollisions
}
func (m *Map) CheckCollision(worldPosition engine.Vector, width, height float32) bool {
_, x1, y1 := m.PositionToTile(worldPosition.Add(engine.Vector{width / 2, height / 2, 0}))
_, x2, y2 := m.PositionToTile(worldPosition.Add(engine.Vector{-width / 2, -height / 2, 0}))
if x1 > x2 {
x1, x2 = x2, x1
}
if y1 > y2 {
y1, y2 = y2, y1
}
for ; y1 <= y2; y1++ {
for x := x1; x <= x2; x++ {
if !m.IsTileWalkabke(x, y1) {
return true
}
}
}
return false
}
