寻路算法问题！ - Project1

#==============================================================================
# 本脚本来自[url]www.66RPG.com[/url]，使用和转载请保留此信息
#==============================================================================
#=================以下两个用来调整战斗时的手感问题，可以自己试试。
$敌人选框扩大 = 20
$角色选框扩大 = 30
#==============================================================================
# API调用
#==============================================================================
$ShowCursor = Win32API.new("user32", "ShowCursor", 'i', 'l')
$GetCursorPos = Win32API.new("user32", "GetCursorPos", 'p', 'i')
$ScreenToClient = Win32API.new("user32", "ScreenToClient", 'ip', 'i')
$GetActiveWindow = Win32API.new("user32", "GetActiveWindow", nil, 'l')
$Window_HWND = $GetActiveWindow.call
$GetKeyState = Win32API.new("user32", "GetKeyState", 'i', 'i')
#$FindWindow = Win32API.new("user32", "FindWindow", 'pp', 'i')
#$HookStart = Win32API.new("mouse_hook.dll", "HookStart", 'i', nil)
#$HookEnd = Win32API.new("mouse_hook.dll", "HookEnd", nil, nil)
#$GetMouseStatus = Win32API.new("mouse_hook.dll", "GetMouseStatus", 'i', 'i')
#$Window_HWND = $FindWindow.call(nil, 'mousetry')
module Mouse
LEFT = 0x01
RIGHT = 0x02
def self.init(sprite = nil)
# $HookStart.call($Window_HWND)
$ShowCursor.call(0)
@show_cursor = false
@mouse_sprite = Sprite.new
@mouse_sprite.z = 99999
@mouse_sprite.bitmap = Bitmap.new('Graphics/Icons/001-Weapon01.png')
#@mouse_sprite.bitmap.fill_rect(Rect.new(0, 0, 32, 32), Color.new(0, 0, 0))
@left_press = false
@right_press = false
@left_trigger = false
@right_trigger = false
@left_repeat = false
@right_repeat = false
@click_lock = false
update
end
def self.exit
@mouse_sprite.bitmap.dispose
@mouse_sprite.dispose
@show_cursor = true
# $HookEnd.call
$ShowCursor.call(1)
end
def self.mouse_debug
return @mouse_debug.bitmap
end
def self.update
left_down = $GetKeyState.call(0x01)
right_down = $GetKeyState.call(0x02)
@click_lock = false
mouse_x, mouse_y = self.get_mouse_pos
if @mouse_sprite != nil
@mouse_sprite.x = mouse_x
@mouse_sprite.y = mouse_y
end
if left_down[7] == 1
@left_repeat = (not @left_repeat)
@left_trigger = (not @left_press)
@left_press = true
else
@left_press = false
@left_trigger = false
@left_repeat = false
end
if right_down[7] == 1
@right_repeat = (not @right_repeat)
@right_trigger = (not @right_press)
@right_press = true
else
@right_press = false
@right_trigger = false
@right_repeat = false
end
end
def self.get_mouse_pos
point_var = [0, 0].pack('ll')
if $GetCursorPos.call(point_var) != 0
if $ScreenToClient.call($Window_HWND, point_var) != 0
x, y = point_var.unpack('ll')
if (x < 0) or (x > 10000) then x = 0 end
if (y < 0) or (y > 10000) then y = 0 end
if x > 640 then x = 640 end
if y > 480 then y = 480 end
return x, y
else
return 0, 0
end
else
return 0, 0
end
end
def self.press?(mouse_code)
if mouse_code == LEFT
if @click_lock
return false
else
return @left_press
end
elsif mouse_code == RIGHT
return @right_press
else
return false
end
end
def self.trigger?(mouse_code)
if mouse_code == LEFT
if @click_lock
return false
else
return @left_trigger
end
elsif mouse_code == RIGHT
return @right_trigger
else
return false
end
end
def self.repeat?(mouse_code)
if mouse_code == LEFT
if @click_lock
return false
else
return @left_repeat
end
elsif mouse_code == RIGHT
return @right_repeat
else
return false
end
end
def self.click_lock?
return @click_lock
end
def self.click_lock
@click_lock = true
end
def self.click_unlock
@click_lock = false
end
end
module Input
if @self_update == nil
@self_update = method('update')
@self_press = method('press?')
@self_trigger = method('trigger?')
@self_repeat = method('repeat?')
end
def self.update
@self_update.call
Mouse.update
end
def self.press?(key_code)
if @self_press.call(key_code)
return true
end
if key_code == C
return Mouse.press?(Mouse::LEFT)
elsif key_code == B
return Mouse.press?(Mouse::RIGHT)
else
return @self_press.call(key_code)
end
end
def self.trigger?(key_code)
if @self_trigger.call(key_code)
return true
end
if key_code == C
return Mouse.trigger?(Mouse::LEFT)
elsif key_code == B
return Mouse.trigger?(Mouse::RIGHT)
else
return @self_trigger.call(key_code)
end
end
def self.repeat?(key_code)
if @self_repeat.call(key_code)
return true
end
if key_code == C
return Mouse.repeat?(Mouse::LEFT)
elsif key_code == B
return Mouse.repeat?(Mouse::RIGHT)
else
return @self_repeat.call(key_code)
end
end
end
class Window_Selectable
if @self_alias == nil
alias self_update update
@self_alias = true
end
def update
#self.cursor_rect.empty
self_update
if self.active and @item_max > 0
index_var = @index
tp_index = @index
mouse_x, mouse_y = Mouse.get_mouse_pos
mouse_not_in_rect = true
for i in 0...@item_max
@index = i
update_cursor_rect
top_x = self.cursor_rect.x + self.x + 16
top_y = self.cursor_rect.y + self.y + 16
bottom_x = top_x + self.cursor_rect.width
bottom_y = top_y + self.cursor_rect.height
if (mouse_x > top_x) and (mouse_y > top_y) and
(mouse_x < bottom_x) and (mouse_y < bottom_y)
mouse_not_in_rect = false
if tp_index != @index
tp_index = @index
$game_system.se_play($data_system.cursor_se)
end
break
end
end
if mouse_not_in_rect
@index = index_var
update_cursor_rect
Mouse.click_lock
else
Mouse.click_unlock
end
end
end
end
class Window_NameInput
if @self_alias == nil
alias self_update update
@self_alias = true
end
def update
#self.cursor_rect.empty
self_update
if self.active
index_var = @index
mouse_x, mouse_y = Mouse.get_mouse_pos
mouse_not_in_rect = true
for i in (0...CHARACTER_TABLE.size).to_a.push(180)
@index = i
update_cursor_rect
top_x = self.cursor_rect.x + self.x + 16
top_y = self.cursor_rect.y + self.y + 16
bottom_x = top_x + self.cursor_rect.width
bottom_y = top_y + self.cursor_rect.height
#
if (mouse_x > top_x) and (mouse_y > top_y) and
(mouse_x < bottom_x) and (mouse_y < bottom_y)
mouse_not_in_rect = false
break
end
end
if mouse_not_in_rect
@index = index_var
update_cursor_rect
Mouse.click_lock
else
Mouse.click_unlock
end
end
end
end
class Window_InputNumber
if @self_alias == nil
alias self_update update
@self_alias = true
end
def update
#self.cursor_rect.empty
self_update
mouse_x, mouse_y = Mouse.get_mouse_pos
if self.active and @digits_max > 0
index_var = @index
mouse_not_in_rect = true
for i in 0...@digits_max
@index = i
update_cursor_rect
top_x = self.cursor_rect.x + self.x + 16
bottom_x = top_x + self.cursor_rect.width
#
if (mouse_x > top_x) and (mouse_x < bottom_x)
mouse_not_in_rect = false
break
end
end
if mouse_not_in_rect
@index = index_var
update_cursor_rect
Mouse.click_lock
else
Mouse.click_unlock
end
end
if @last_mouse_y == nil
@last_mouse_y = mouse_y
end
check_pos = (@last_mouse_y - mouse_y).abs
if check_pos > 10
$game_system.se_play($data_system.cursor_se)
place = 10 ** (@digits_max - 1 - @index)
n = [url=home.php?mod=space&uid=27178]@Number[/url] / place % 10
[url=home.php?mod=space&uid=27178]@Number[/url] -= n * place
n = (n + 1) % 10 if mouse_y < @last_mouse_y
n = (n + 9) % 10 if mouse_y > @last_mouse_y
@number += n * place
refresh
@last_mouse_y = mouse_y
end
end
end
class Scene_File
if @self_alias == nil
alias self_update update
@self_alias = true
end
def update
mouse_x, mouse_y = Mouse.get_mouse_pos
Mouse.click_lock
idx = 0
for i in @savefile_windows
top_x = i.x + 16
top_y = i.y + 16
bottom_x = top_x + i.width
bottom_y = top_y + i.height
if (mouse_x > top_x) and (mouse_y > top_y) and
(mouse_x < bottom_x) and (mouse_y < bottom_y)
i.selected = true
if @file_index != idx
@file_index = idx
$game_system.se_play($data_system.cursor_se)
end
Mouse.click_unlock
else
i.selected = false
end
idx += 1
end
self_update
end
end
class Arrow_Enemy
if @self_alias == nil
alias self_update update
@self_alias = true
end
def update
mouse_x, mouse_y = Mouse.get_mouse_pos
idx = 0
for i in $game_troop.enemies do
if i.exist?
top_x = i.screen_x - self.ox
top_y = i.screen_y - self.oy
bottom_x = top_x + self.src_rect.width
bottom_y = top_y + self.src_rect.height
if (mouse_x > top_x - $敌人选框扩大) and (mouse_y > top_y - $敌人选框扩大) and
(mouse_x < bottom_x + $敌人选框扩大) and (mouse_y < bottom_y + $敌人选框扩大)
if @index != idx
$game_system.se_play($data_system.cursor_se)
@index = idx
end
end
end
idx += 1
end
self_update
end
end
class Arrow_Actor
if @self_alias == nil
alias self_update update
@self_alias = true
end
def update
mouse_x, mouse_y = Mouse.get_mouse_pos
idx = 0
for i in $game_party.actors do
if i.exist?
top_x = i.screen_x - self.ox
top_y = i.screen_y - self.oy
bottom_x = top_x + self.src_rect.width
bottom_y = top_y + self.src_rect.height
if (mouse_x > top_x - $角色选框扩大) and (mouse_y > top_y - $角色选框扩大) and
(mouse_x < bottom_x + $角色选框扩大) and (mouse_y < bottom_y + $角色选框扩大)
if @index != idx
$game_system.se_play($data_system.cursor_se)
@index = idx
end
end
end
idx += 1
end
self_update
end
end
class Game_Player
if @self_alias == nil
alias self_update update
@self_alias = true
end
def update
mouse_x, mouse_y = Mouse.get_mouse_pos
if Mouse.trigger?(Mouse::LEFT)
unless $game_system.map_interpreter.running? or
@move_route_forcing or $game_temp.message_window_showing
@mouse_sta = 1
trg_x = (mouse_x + $game_map.display_x / 4) / 32
trg_y = (mouse_y + $game_map.display_y / 4) / 32
find_path = Find_Path.new
@paths = find_path.find_player_short_path(trg_x, trg_y)
@paths_id = 0
end
end
if @mouse_sta != nil and @mouse_sta == 1
unless moving? or $game_system.map_interpreter.running? or
@move_route_forcing or $game_temp.message_window_showing
if @paths_id != nil and @paths != nil and @paths_id <= @paths.size
case @paths[@paths_id]
when 6
@last_move_x = true
move_right
@paths_id += 1
@direction = 6
when 4
@last_move_x = true
move_left
@paths_id += 1
@direction = 4
when 2
@last_move_x = false
move_down
@direction = 2
@paths_id += 1
when 8
@last_move_x = false
move_up
@direction = 8
@paths_id += 1
when 1
@last_move_x = false
move_lower_left
@direction = 1
@paths_id += 1
when 3
@last_move_x = false
move_lower_right
@direction = 3
@paths_id += 1
when 7
@last_move_x = false
move_upper_left
@direction = 7
@paths_id += 1
when 9
@last_move_x = false
move_upper_right
@direction = 9
@paths_id += 1
end
else
@mouse_sta = 0
end
end
end
self_update
end
end
Mouse.init
END { Mouse.exit }
四方向的寻路：
#==============================================================================
# ■ Find_Path
#------------------------------------------------------------------------------
# 　寻路算法
# By whbm
#==============================================================================
class Find_Path
#--------------------------------------------------------------------------
def initialize #初始化
@open_list = []
@close_lise = []
end #结束初始化
#--------------------------------------------------------------------------
def fp_passable?(x, y, d) #开始判定通行
if $game_player.passable?(x, y, d)
return true
else
return false
end
end #结束判定通行
#--------------------------------------------------------------------------
def get_g(now_point) #开始计算G值
d = now_point[2]
return 0 if d == 5
father_point = get_father_point(now_point)
g = father_point[3] + 10
return g
end #结束计算G值
#--------------------------------------------------------------------------
def get_h(now_point) #开始计算H值(曼哈顿方法)
now_x = now_point[0]
now_y = now_point[1]
h = (@trg_x - now_x).abs + (@trg_y - now_y).abs
return h
end #结束计算H值
#--------------------------------------------------------------------------
def get_f(now_point) #开始计算F值
f = now_point[3] + now_point[4]
return f
end #结束计算F值
#--------------------------------------------------------------------------
def get_point(x, y) #取已知坐标点
if @open_list.size != 0
@open_list.each do |point|
if point[0] == x and point[1] == y
return point
break
end
end
end
if @close_list.size != 0
@close_list.each do |point|
if point[0] == x and point[1] == y
return point
break
end
end
end
end #结束取已知坐标点
#--------------------------------------------------------------------------
def get_father_point(now_point) #取已知点的父节点
d = now_point[2]
return now_point if d == 5
x = now_point[0] + (d == 6 ? 1 : d == 4 ? -1 : 0)
y = now_point[1] + (d == 2 ? 1 : d == 8 ? -1 : 0)
return get_point(x, y)
end #结束取已知点的父节点
#--------------------------------------------------------------------------
def new_point(x, y, d) #开始建立新节点
#print x,y,d
point = [x, y, d]
point.push get_g(point)
point.push get_h(point)
point.push get_f(point)
return point
end #结束建立新节点
#--------------------------------------------------------------------------
def find_short_path(self_x, self_y, trg_x, trg_y) #开始搜索路径
return [] if not (fp_passable?(trg_x, trg_y, 8) or
fp_passable?(trg_x, trg_y, 4) or
fp_passable?(trg_x, trg_y, 6) or
fp_passable?(trg_x, trg_y, 2))
@self_x = self_x
@self_y = self_y
@now_x = self_x
@now_y = self_y
@trg_x = trg_x
@trg_y = trg_y
@open_list = []
@close_list = []
#准备搜索
#print @self_x,@self_y
@now_point = new_point(@self_x, @self_y, 5) #令起始点为当前点
@open_list.push @now_point #将当前点加入关闭列表
#开始搜索
loop do
check_trg = check_around_point(@now_point)
if check_trg == true
@path = get_path
break
end
@now_point = get_lowest_f_point
if @now_point == [] or @now_point == nil
@path = []
break
end
end
return @path
end #结束搜索路径
#--------------------------------------------------------------------------
def find_player_short_path(trg_x, trg_y) #寻找角色的最短路径
self_x = $game_player.x
self_y = $game_player.y
return find_short_path(self_x, self_y, trg_x, trg_y)
end #结束角色的寻找路径
#--------------------------------------------------------------------------
def get_path #取得最终的路径
path = []
now_point = @open_list[@open_list.size - 1]
path.push(10 - now_point[2])
last_point = now_point
loop do
now_point = get_father_point(now_point)
break if now_point[2] == 5
path.push(10 - now_point[2])
end
return path.reverse
end #结束取得最终的路径
#--------------------------------------------------------------------------
def get_lowest_f_point #开始取得最低F值的点
if @open_list == []
return []
end
last_lowest_f_point = @open_list[0]
@open_list.each do |point|
last_lowest_f_point = point if point[5] < last_lowest_f_point[5]
end
return last_lowest_f_point
end #结束取得最低F值点
#--------------------------------------------------------------------------
def check_around_point(point) #开始检查已知点的四方节点
for d in [2, 4, 6, 8]
x = point[0] + (d == 6 ? 1 : d == 4 ? -1 : 0)
y = point[1] + (d == 2 ? 1 : d == 8 ? -1 : 0)
if in_close_list?(x, y) #在关闭列表中
next
elsif in_open_list?(x, y) #在开启列表中
get_new_g_point = new_point(x, y, 10 - d)
get_last_g_point = get_point(x, y)
if get_new_g_point[3] >= get_last_g_point[3]
next
else
#如果改变父节点是新G值更小则确定改变
@open_list[@open_list.index(get_last_g_point)] = get_new_g_point
end
else
if fp_passable?(point[0], point[1], d)
# 如果不在开启列表中、且不在关闭列表中、且通行则添加它到新八周节点
@open_list.push new_point(x, y, 10 - d)
#如果将目标点添加到了开启列表中就返回true
return true if x == @trg_x and y == @trg_y
end
end
end
#此刻没有找到目标点并将当前点加入关闭列表并在开启列表中删除
@close_list.push point
@open_list.delete(point)
#此刻没找到目标点并返回false
return false
end #结束计算已知点的四方节点
#--------------------------------------------------------------------------
def in_open_list?(x, y) #开始检查谋点是否在开启列表中
@open_list.each do |point|
return true if point[0] == x and point[1] == y
end
return false
end #结束检查谋点是否在开启列表中
#--------------------------------------------------------------------------
def in_close_list?(x, y) #开始检查谋点是否在关闭列表中
@close_list.each do |point|
return true if point[0] == x and point[1] == y
end
return false
end #结束检查谋点是否在关闭列表中
#--------------------------------------------------------------------------
end

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