? ? -- 將3D坐標(biāo)轉(zhuǎn)換為UI坐標(biāo)

? ? function projectToUI(x, y, z, cameraX, cameraY, cameraZ, screenWidth, screenHeight)

? ? ? ? local dx = x - cameraX+3

? ? ? ? local dy = y - cameraY-3

? ? ? ? local dz = z - cameraZ

? ? ? ??

? ? ? ? local scale = screenHeight / (dz + cameraZ)

? ? ? ??

? ? ? ? local screenY = screenWidth / 2 - dx * scale

? ? ? ? local screenX = screenHeight / 2 - dy * scale

? ? ? ??

? ? ? ? return screenX, screenY

? ? end

--用法（update）? ?1280/960是玩家的分辨率

chestUIX1, chestUIY1 = projectToUI(monster1.position.x, monster1.position.y, 22, player.position.x, player.position.y, player.position.z, 1280, 960)