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September 28, 2021 00:24
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REAPER 使用 reascript 添加 fx + 点击 fx 窗口示范
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| -- fx_name 为 vst 文件名字，避免 vst 和 vst3 重名 | |
| fx_name = "Ozone 9 Match EQ.dll" | |
| -- fx_name_query 为用于查询有无添加，查询不能写 vst 文件名字 | |
| fx_name_query = "Ozone 9 Match EQ" | |
| -- 按钮的坐标 | |
| button_x = 685 | |
| button_y = 385 | |
| -- 播放的秒数 | |
| second = 2.22 | |
| -- 点击插件状态 | |
| click_status = "stop" | |
| -- 插件窗口 classname | |
| fx_window_classname = "iZ_OZONE9MEQ_v9100" | |
| has_api = "yes" | |
| -- 检查 js reascript 是否安装 | |
| if reaper.JS_Window_Find == nil then | |
| has_api = reaper.MB("缺少 js reascript api。\n请自行安装 或 到 Reapack 搜索安装。", "错误", 0) | |
| end | |
| -- 打印函数 | |
| function print(text) | |
| -- reaper.ClearConsole() | |
| text = tostring(text) | |
| reaper.ShowConsoleMsg(text) | |
| reaper.ShowConsoleMsg("\n") | |
| end | |
| -- 左键点击函数 | |
| function left_click(hwnd, x, y) | |
| reaper.JS_WindowMessage_Post(hwnd, "WM_LBUTTONDOWN", 1, 0, x, y) | |
| reaper.JS_WindowMessage_Post(hwnd, "WM_LBUTTONUP", 0, 0, x, y) | |
| end | |
| -- 播放函数 | |
| function playback() | |
| -- cursor 初始位置 | |
| start_at = reaper.GetCursorPositionEx(0) | |
| -- 定义起始和结束 | |
| stop_at = start_at + second | |
| playing_at = reaper.GetPlayPositionEx(0) | |
| play_status = reaper.GetPlayStateEx() | |
| if click_status == "clicked" and play_status == 0 then | |
| -- 开始播放 | |
| reaper.Main_OnCommand(1007, 0) | |
| elseif playing_at > stop_at then | |
| -- 停止播放 | |
| reaper.Main_OnCommand(1016, 0) | |
| click_status = "finish" | |
| return | |
| end | |
| -- 后台运行，相当于 while | |
| reaper.defer(playback) | |
| end | |
| function run() | |
| is_open = false | |
| track_idx = 0 | |
| track_count = reaper.CountSelectedTracks(0) | |
| play_state = false | |
| -- 停止播放 | |
| reaper.Main_OnCommand(1016, 0) | |
| -- 只能有一个轨道 且 只添加一个VST | |
| if track_count == 1 then | |
| track = reaper.GetSelectedTrack(0, track_idx) | |
| -- 根据 fx_name_query 查询 fx 是否已经添加 | |
| fx_idx = reaper.TrackFX_GetByName(track, fx_name_query, 0) | |
| if (fx_idx == -1) then | |
| -- 若无添加，根据实际 vst 文件名字（fx_name）添加 | |
| fx_idx = reaper.TrackFX_GetByName(track, fx_name, 1) | |
| end | |
| is_open = reaper.TrackFX_GetOpen(track, fx_idx) | |
| -- 检查 fx 窗口是否为打开 | |
| if (is_open == false) then | |
| -- 发送点击事件，点击指定位置 | |
| -- 浮动显示 fx 窗口 | |
| reaper.TrackFX_Show(track, fx_idx, 3) | |
| -- 让这个窗口在最上层（不必要） | |
| -- reaper.JS_Window_SetFocus(fx_window) | |
| -- 获取 fx 窗口的 HWND | |
| fx_window = reaper.JS_Window_Find(fx_name_query, 0) | |
| -- 获取实际屏幕的 x 和 y | |
| -- real_x, real_y = reaper.JS_Window_ClientToScreen(fx_window, button_x, button_y) | |
| if fx_window then | |
| arr = reaper.new_array({}, 1024) | |
| reaper.JS_Window_ArrayAllChild(fx_window, arr) | |
| childs = arr.table() | |
| -- 获取 button HWDN | |
| for j = 1, #childs do | |
| hwnd = reaper.JS_Window_HandleFromAddress(childs[j]) | |
| if reaper.JS_Window_GetClassName(hwnd):match(fx_window_classname) then | |
| button = hwnd | |
| break | |
| end | |
| end | |
| -- 点击 | |
| if click_status == "stop" then | |
| left_click(hwnd, button_x, button_y) | |
| click_status = "clicked" | |
| end | |
| playback() | |
| -- 点击 | |
| function click_to_stop() | |
| if click_status == "finish" then | |
| left_click(hwnd, button_x, button_y) | |
| return | |
| end | |
| -- 后台运行，相当于 while | |
| reaper.defer(click_to_stop) | |
| end | |
| if click_status == "clicked" then | |
| click_to_stop() | |
| end | |
| end | |
| else | |
| -- 隐藏已经显示的 fx 窗口 | |
| reaper.TrackFX_Show(track, fx_idx, 2) | |
| end | |
| end | |
| end | |
| -- 如果有 js reascript 则运行 | |
| if has_api == "yes" then | |
| run() | |
| end |
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