Add Fix Custom FPS Render Timing Option

Data/RenderConfig.cs

@@ -95,6 +95,22 @@ public class AdvancedConfig
     /// </summary>
     public bool NonTile { get; set; } = false;
 
+    /// <summary>
+    /// When true, the game's bloom (<c>VideoBloom</c>) computes its blur size as if the frame were 720 pixels high, so the
+    /// blur passes on the 198-pixel-high bloom buffer are the same as in a 720p frame at any render height
+    /// (VideoBloomPatch). Default false.
+    /// </summary>
+    public bool HighResBloomCorrection { get; set; } = false;
+
+    // === [MARKER: FIX_SET_FRAMERATE_BUG START] ===
+    /// <summary>
+    /// When true, fixes in-game and render bugs during SetFramerate events (where objects disappear on the first frame
+    /// or parallax/tiles lag behind) by deferring manual camera rendering to the end of the frame after all LateUpdates.
+    /// Default true.
+    /// </summary>
+    public bool FixCustomFrameRate { get; set; } = true;
+    // === [MARKER: FIX_SET_FRAMERATE_BUG END] ===
+
     /// <summary>File extension of the default output file name, without the dot (e.g. "mkv", "mp4"); selects the container.</summary>
     public string FileExtension { get; set; } = "mkv";
 
@@ -120,6 +136,10 @@ public class AdvancedConfig
         RandomSeed = source.RandomSeed;
         ProcessAudio = source.ProcessAudio;
         NonTile = source.NonTile;
+        HighResBloomCorrection = source.HighResBloomCorrection;
+        // === [MARKER: FIX_SET_FRAMERATE_BUG START] ===
+        FixCustomFrameRate = source.FixCustomFrameRate;
+        // === [MARKER: FIX_SET_FRAMERATE_BUG END] ===
         FileExtension = source.FileExtension;
         firePlanetColor = source.firePlanetColor;
         icePlanetColor = source.icePlanetColor;

Localization/Locale/en.json

@@ -42,6 +42,8 @@
   "ui.render_config.file_extension": "File Extension",
   "ui.render_config.process_audio": "Process Audio",
   "ui.render_config.non_tile": "Non-Tile Mode",
+  "ui.render_config.high_res_bloom_correction": "High-Resolution Bloom Correction",
+  "ui.render_config.fix_custom_frame_rate": "Fix Custom FPS Render Timing",
   "ui.render_config.random_seed": "Random Seed (Optional)",
   "ui.render_config.validation_title": "Invalid Settings",
   "ui.render_config.validation_error": "Please check your input values:\n- Width and Height must be integers > 0\n- Render FPS and Video FPS must be > 0\n- Delay After End must be >= 0",

Localization/Locale/ko.json

@@ -42,6 +42,8 @@
   "ui.render_config.file_extension": "파일 확장자",
   "ui.render_config.process_audio": "오디오 처리",
   "ui.render_config.non_tile": "논타일 모드",
+  "ui.render_config.high_res_bloom_correction": "고해상도 블룸 보정",
+  "ui.render_config.fix_custom_frame_rate": "커스텀 FPS 렌더 타이밍 보정",
   "ui.render_config.random_seed": "랜덤 시드 (선택 사항)",
   "ui.render_config.validation_title": "설정 오류",
   "ui.render_config.validation_error": "입력값을 확인해 주세요:\n- 너비와 높이는 0보다 큰 정수여야 합니다.\n- 렌더 FPS와 영상 FPS는 0보다 커야 합니다.\n- 종료 후 대기 시간은 0 이상이어야 합니다.",

Patch/Game/CustomFrameRateDeferPatch.cs

@@ -0,0 +1,115 @@
+using System;
+using System.Diagnostics.CodeAnalysis;
+using ADOFAIRenderer.Core;
+using HarmonyLib;
+using UnityEngine;
+
+namespace ADOFAIRenderer.Patch.Game;
+
+// === [MARKER: FIX_SET_FRAMERATE_BUG START] ===
+/// <summary>
+/// Fixes the in-game and render bug where objects (floors, decorations, planets) disappear on the first frame of
+/// a SetFramerate event (due to camera Z=0 near clip culling) and where parallax/tiles lag behind on subsequent frames.
+/// <para>
+/// Defers the manual camera rendering (<c>scrCamera.UpdateCustomFrameRateScreen</c>) to the very end of the frame
+/// (execution order <c>int.MaxValue - 1</c>), after all components (<c>scrCamera</c>, <c>scrFloor</c>,
+/// <c>scrDecorationManager</c>, <c>scrPlanet</c>, <c>scrParallax</c>, and <c>scrController</c>) have finished their
+/// <c>LateUpdate</c>.
+/// </para>
+/// </summary>
+[HarmonyPatch]
+[SuppressMessage("ReSharper", "InconsistentNaming")]
+public static class CustomFrameRateDeferPatch
+{
+    private static bool _isExecutingDeferred;
+    private static scrCamera? _pendingCamera;
+
+    private static readonly Action<scrCamera>? UpdateCustomFrameRateScreenInvoker =
+        AccessTools.MethodDelegate<Action<scrCamera>>(AccessTools.Method(typeof(scrCamera), "UpdateCustomFrameRateScreen"));
+
+    /// <summary>
+    /// Checks whether the SetFramerate render timing fix is enabled.
+    /// Active if rendering session has the option enabled, or enabled by default during normal in-game play.
+    /// </summary>
+    public static bool IsEnabled
+    {
+        get
+        {
+            if (RenderManager.IsActive && RenderManager.Instance?.Configuration?.AdvancedConfig != null)
+            {
+                return RenderManager.Instance.Configuration.AdvancedConfig.FixCustomFrameRate;
+            }
+
+            return true;
+        }
+    }
+
+    /// <summary>
+    /// Intercepts manual camera render calls from SetCustomFrameRate (Update phase) or CheckUpdateFrameRateScreen
+    /// (LateUpdate phase). If not currently executing the deferred render pass, records the camera instance and
+    /// suppresses the premature render.
+    /// </summary>
+    [HarmonyPrefix]
+    [HarmonyPatch(typeof(scrCamera), "UpdateCustomFrameRateScreen")]
+    private static bool DeferManualRender(scrCamera __instance)
+    {
+        if (!IsEnabled) return true;
+        if (_isExecutingDeferred) return true;
+
+        _pendingCamera = __instance;
+        return false;
+    }
+
+    /// <summary>
+    /// Ensures that the runner component is attached to the camera when it starts.
+    /// </summary>
+    [HarmonyPostfix]
+    [HarmonyPatch(typeof(scrCamera), "Start")]
+    private static void AttachRunner(scrCamera __instance)
+    {
+        if (!__instance) return;
+        if (!__instance.gameObject.GetComponent<CustomFrameRateDeferredRunner>())
+        {
+            __instance.gameObject.AddComponent<CustomFrameRateDeferredRunner>();
+        }
+    }
+
+    /// <summary>
+    /// Invoked at the very end of LateUpdate (Order int.MaxValue - 1). If a manual render was requested during the frame,
+    /// executes the camera's original UpdateCustomFrameRateScreen once with all objects fully prepared.
+    /// </summary>
+    internal static void ExecuteDeferredRender()
+    {
+        if (_pendingCamera == null) return;
+
+        var cam = _pendingCamera;
+        _pendingCamera = null;
+
+        if (!cam) return;
+
+        _isExecutingDeferred = true;
+        try
+        {
+            UpdateCustomFrameRateScreenInvoker?.Invoke(cam);
+        }
+        finally
+        {
+            _isExecutingDeferred = false;
+        }
+    }
+}
+
+/// <summary>
+/// Runner component attached to scrCamera that executes deferred custom frame rate renders at the end of LateUpdate.
+/// Execution order <c>int.MaxValue - 1</c> guarantees it runs after all normal game components (including
+/// scrController at 400), but right before PostRenderHook at <c>int.MaxValue</c>.
+/// </summary>
+[DefaultExecutionOrder(int.MaxValue - 1)]
+internal class CustomFrameRateDeferredRunner : MonoBehaviour
+{
+    private void LateUpdate()
+    {
+        CustomFrameRateDeferPatch.ExecuteDeferredRender();
+    }
+}
+// === [MARKER: FIX_SET_FRAMERATE_BUG END] ===

Patch/Game/VideoBloomPatch.cs

@@ -0,0 +1,59 @@
+using ADOFAIRenderer.Core;
+using HarmonyLib;
+using UnityEngine;
+
+namespace ADOFAIRenderer.Patch.Game;
+
+/// <summary>
+/// Makes the game's bloom compute its blur size as if the frame were 720 pixels high
+/// ("High-Resolution Bloom Correction" option).
+/// <para>
+/// Patched member: <c>VideoBloom.OnRenderImage(RenderTexture source, RenderTexture destination)</c>. The game scales the
+/// frame down to a bloom buffer 198 pixels high (<c>scale = 198 / source.height</c>) and sets the blur radius in bloom
+/// buffer pixels to <c>KernelSize * MediumKernelScale * scale</c> (and <c>KernelSize * LargeKernelScale * scale</c>).
+/// <c>BloomBlit</c> turns the radius into the number of 5-tap blur passes and the blend amount of the last pass.
+/// </para>
+/// <para>
+/// While the render is active (<see cref="RenderManager.IsActive"/>) and <c>AdvancedConfig.HighResBloomCorrection</c> is
+/// enabled, the prefix multiplies <c>KernelSize</c> by <c>source.height / 720</c> for the duration of the call, so the
+/// radius equals <c>KernelSize * MediumKernelScale * 198 / 720</c> and the blur passes on the bloom buffer are the same
+/// as in a 720p frame. The finalizer restores the original <c>KernelSize</c>. The bloom buffer size and the downscale
+/// from the source frame keep the game's behavior.
+/// </para>
+/// </summary>
+[HarmonyPatch(typeof(VideoBloom))]
+public class VideoBloomPatch
+{
+    /// <summary>Frame height in pixels the blur size is computed for.</summary>
+    private const float ReferenceHeight = 720f;
+
+    /// <summary>Prefix of <c>VideoBloom.OnRenderImage</c>.</summary>
+    /// <param name="__instance">The bloom component on the game camera.</param>
+    /// <param name="source">The camera frame; its height selects the multiplier.</param>
+    /// <param name="__state">Original <c>KernelSize</c>, or null when it was not changed.</param>
+    [HarmonyPrefix]
+    [HarmonyPatch("OnRenderImage")]
+    // ReSharper disable InconsistentNaming
+    public static void ScaleKernelSize(VideoBloom __instance, RenderTexture source, out float? __state)
+    // ReSharper restore InconsistentNaming
+    {
+        __state = null;
+        if (!source || !RenderManager.IsActive || !RenderManager.Instance.Configuration.AdvancedConfig.HighResBloomCorrection)
+            return;
+
+        __state = __instance.KernelSize;
+        __instance.KernelSize *= source.height / ReferenceHeight;
+    }
+
+    /// <summary>Finalizer of <c>VideoBloom.OnRenderImage</c>: restores <c>KernelSize</c> when the prefix changed it.</summary>
+    /// <param name="__instance">The bloom component on the game camera.</param>
+    /// <param name="__state">Original <c>KernelSize</c> stored by the prefix, or null.</param>
+    [HarmonyFinalizer]
+    [HarmonyPatch("OnRenderImage")]
+    // ReSharper disable InconsistentNaming
+    public static void RestoreKernelSize(VideoBloom __instance, float? __state)
+    // ReSharper restore InconsistentNaming
+    {
+        if (__state.HasValue) __instance.KernelSize = __state.Value;
+    }
+}

RenderMod.cs

@@ -9,7 +9,7 @@ using MelonLoader.Utils;
 using UnityEngine;
 using Object = UnityEngine.Object;
 
-[assembly: MelonInfo(typeof(RenderMod), "ADOFAI Renderer", "0.3.1-INDEV", "ADOFAI Editor Forum")]
+[assembly: MelonInfo(typeof(RenderMod), "ADOFAI Renderer", "0.3.2-INDEV", "ADOFAI Editor Forum")]
 [assembly: MelonGame("7th Beat Games", "A Dance of Fire and Ice")]
 
 namespace ADOFAIRenderer;

UI/Window/RenderConfigWindow.cs

@@ -139,6 +139,10 @@ internal static class RenderConfigWindow
     private static O5InputField? _randomSeedInput;
     private static O5Toggle? _processAudioToggle;
     private static O5Toggle? _nonTileToggle;
+    private static O5Toggle? _highResBloomCorrectionToggle;
+    // === [MARKER: FIX_SET_FRAMERATE_BUG START] ===
+    private static O5Toggle? _fixCustomFrameRateToggle;
+    // === [MARKER: FIX_SET_FRAMERATE_BUG END] ===
 
     // Planet color overrides: the toggle enables the override, the picker holds the color. A disabled toggle stores
     // null in AdvancedConfig (no override is applied by PersistencePatch) and blocks the picker.
@@ -644,7 +648,7 @@ internal static class RenderConfigWindow
             {
                 var trimmed = val?.Trim() ?? string.Empty;
                 if (string.IsNullOrWhiteSpace(trimmed) ||
-                    string.Equals(trimmed, GlobalSettings.DefaultOutputDirectory, StringComparison.OrdinalIgnoreCase))
+                    string.Equals(trimmed, GlobalSettings.DefaultOutputDirectory, StringComparison.Ordinal))
                 {
                     GlobalSettings.Current.OutputDirectory = null;
                 }
@@ -698,6 +702,7 @@ internal static class RenderConfigWindow
         // Section 6: Advanced Settings card (RenderConfig.AdvancedConfig)
         //   File Extension | Random Seed
         //   Process Audio  | Non-Tile Mode
+        //   High-Resolution Bloom Correction |
         //   "Planet Colors" label, then three columns: Fire | Ice | Wind (toggle + color picker each)
         // ---------------------------------------------------------------------------------------------
         // 7. Advanced Settings (Collapsible Card)
@@ -739,6 +744,23 @@ internal static class RenderConfigWindow
             generateLabel: false
         );
 
+        // High-Resolution Bloom Correction (AdvancedConfig.HighResBloomCorrection): the game's bloom computes its blur
+        // size as if the frame were 720 pixels high (VideoBloomPatch)
+        _highResBloomCorrectionToggle = CreateToggleField(
+            ctx, CreateFieldSlot(advLeft),
+            labelKey: "",
+            defaultValue: false,
+            value: config.AdvancedConfig.HighResBloomCorrection,
+            toggleTextKey: "ui.render_config.high_res_bloom_correction",
+            id: "toggle_high_res_bloom_correction",
+            onChanged: val =>
+            {
+                config.AdvancedConfig.HighResBloomCorrection = val;
+                MarkConfigModified();
+            },
+            generateLabel: false
+        );
+
         // Random Seed (AdvancedConfig.RandomSeed): integer passed to UnityEngine.Random.InitState before the game scene
         // loads; empty text stores null (no seeding). Text that is neither empty nor an integer keeps the previous value.
         _randomSeedInput = CreateInputField(
@@ -772,6 +794,24 @@ internal static class RenderConfigWindow
             generateLabel: false
         );
         
+        // === [MARKER: FIX_SET_FRAMERATE_BUG START] ===
+        // Fix SetFramerate Render Timing (AdvancedConfig.FixCustomFrameRate): defers manual camera rendering to frame end
+        _fixCustomFrameRateToggle = CreateToggleField(
+            ctx, CreateFieldSlot(advRight),
+            labelKey: "",
+            defaultValue: true,
+            value: config.AdvancedConfig.FixCustomFrameRate,
+            toggleTextKey: "ui.render_config.fix_custom_frame_rate",
+            id: "toggle_fix_custom_frame_rate",
+            onChanged: val =>
+            {
+                config.AdvancedConfig.FixCustomFrameRate = val;
+                MarkConfigModified();
+            },
+            generateLabel: false
+        );
+        // === [MARKER: FIX_SET_FRAMERATE_BUG END] ===
+        
         // 7-1. Planet Color Settings (Optional).
         // For each planet: the toggle turns the override on/off (off stores null and blocks/collapses the picker);
         // the picker writes its color into the config only while the toggle is on.
@@ -980,6 +1020,10 @@ internal static class RenderConfigWindow
         _randomSeedInput?.Set(config.AdvancedConfig.RandomSeed?.ToString() ?? "", false);
         _processAudioToggle?.Set(config.AdvancedConfig.ProcessAudio, false);
         _nonTileToggle?.Set(config.AdvancedConfig.NonTile, false);
+        _highResBloomCorrectionToggle?.Set(config.AdvancedConfig.HighResBloomCorrection, false);
+        // === [MARKER: FIX_SET_FRAMERATE_BUG START] ===
+        _fixCustomFrameRateToggle?.Set(config.AdvancedConfig.FixCustomFrameRate, false);
+        // === [MARKER: FIX_SET_FRAMERATE_BUG END] ===
 
         // Planet colors: toggle on when an override is stored; the picker shows the stored color or the default and is
         // blocked without an override
@@ -1074,7 +1118,7 @@ internal static class RenderConfigWindow
         {
             var path = _outputDirInput.Value.Trim();
             if (string.IsNullOrWhiteSpace(path) ||
-                string.Equals(path, GlobalSettings.DefaultOutputDirectory, StringComparison.OrdinalIgnoreCase))
+                string.Equals(path, GlobalSettings.DefaultOutputDirectory, StringComparison.Ordinal))
             {
                 GlobalSettings.Current.OutputDirectory = null;
             }
@@ -1161,6 +1205,10 @@ internal static class RenderConfigWindow
         }
         if (_processAudioToggle != null) target.AdvancedConfig.ProcessAudio = _processAudioToggle.Value;
         if (_nonTileToggle != null) target.AdvancedConfig.NonTile = _nonTileToggle.Value;
+        if (_highResBloomCorrectionToggle != null) target.AdvancedConfig.HighResBloomCorrection = _highResBloomCorrectionToggle.Value;
+        // === [MARKER: FIX_SET_FRAMERATE_BUG START] ===
+        if (_fixCustomFrameRateToggle != null) target.AdvancedConfig.FixCustomFrameRate = _fixCustomFrameRateToggle.Value;
+        // === [MARKER: FIX_SET_FRAMERATE_BUG END] ===
 
         // Planet Colors
         target.AdvancedConfig.firePlanetColor = (_firePlanetToggle?.Value == true && _firePlanetPicker != null)

Util/FFmpeg/FFmpegNativeEncoder.cs

@@ -1080,6 +1080,14 @@ namespace ADOFAIRenderer.Util.FFmpeg
                         {
                             TrySetOption("x265-params", "hrd=1:strict-cbr=1");
                         }
+                        // NVENC: without "rc", nvenc_setup_rate_control selects CONSTQP when "qp" is set and VBR otherwise;
+                        //   bit_rate and rc_max_rate being equal does not select CBR. "rc=cbr" selects NV_ENC_PARAMS_RC_CBR.
+                        //   Reference: https://github.com/FFmpeg/FFmpeg/blob/release/8.0/libavcodec/nvenc.c (nvenc_setup_rate_control),
+                        //   https://github.com/FFmpeg/FFmpeg/blob/release/8.0/libavcodec/nvenc_h264.c ("rc" option, "cbr" constant)
+                        else if (encoder.Kind == EncoderKind.NVENC)
+                        {
+                            TrySetOption("rc", "cbr");
+                        }
                     }
                     break;
 

Util/OS/FolderDialogUtil.cs

@@ -18,8 +18,8 @@ namespace ADOFAIRenderer.Util.OS;
 /// </para>
 /// <para>- <b>macOS</b>: <c>osascript</c> running AppleScript <c>choose folder</c>.</para>
 /// <para>
-/// - <b>Linux</b>: <c>zenity --file-selection --directory</c>; when zenity does not return an existing directory (not installed,
+/// - <b>Linux</b>: <c>zenity --file-selection --directory</c>; when zenity is not installed or fails (exit code other than 0
-///   cancelled or failed), <c>kdialog --getexistingdirectory</c>.
+///   or 1), <c>kdialog --getexistingdirectory</c>. A cancelled zenity dialog (exit code 1) ends the selection.
 /// </para>
 /// <para>
 /// The dialog runs off the main Unity thread so the game keeps rendering frames while it is open. Only one dialog can be open
@@ -688,13 +688,13 @@ internal static class FolderDialogUtil
 
     /// <summary>
     /// Runs <c>zenity --file-selection --directory --title=... [--filename=initialDirectory]</c> and blocks until it exits.
-    /// When zenity cannot be started, exits with a non-zero code (cancel or error) or prints a path that is not an existing
+    /// Exit code 0 returns the printed path when it is an existing directory, and exit code 1 (cancelled or closed) returns null
-    /// directory, runs <c>kdialog --getexistingdirectory [initialDirectory] --title ...</c> instead. Both commands print the
+    /// without opening a second dialog. When zenity cannot be started or exits with any other code, runs <c>kdialog --getexistingdirectory [initialDirectory] --title ...</c> instead. Both commands print the
     /// selected path to standard output.
     /// </summary>
     /// <param name="initialDirectory">Folder shown first; used only when it is an existing directory.</param>
     /// <returns>
-    /// The selected existing directory; null when both dialogs return nothing, when kdialog cannot be started, or on an
+    /// The selected existing directory; null when the dialog is cancelled, when kdialog cannot be started, or on an
     /// exception (logged as a warning).
     /// </returns>
     private static string? OpenLinuxFolderBrowser(string initialDirectory)
@@ -725,15 +725,19 @@ internal static class FolderDialogUtil
                     var output = process.StandardOutput.ReadToEnd().Trim();
                     process.WaitForExit();
 
-                    if (process.ExitCode == 0 && !string.IsNullOrEmpty(output) && Directory.Exists(output))
+                    if (process.ExitCode == 0)
                     {
-                        return output;
+                        return !string.IsNullOrEmpty(output) && Directory.Exists(output) ? output : null;
                     }
+
+                    // zenity exit code 1: the dialog was cancelled or closed.
+                    // Reference: https://gitlab.gnome.org/GNOME/zenity/-/raw/master/src/util.c (ZENITY_OK_DEFAULT 0, ZENITY_CANCEL_DEFAULT 1, ZENITY_ESC_DEFAULT 1, ZENITY_ERROR_DEFAULT -1).
+                    if (process.ExitCode == 1) return null;
                 }
             }
             catch
             {
-                // Fallback to kdialog if zenity fails to start
+                // Falls back to kdialog when zenity is not installed or cannot be started.
             }
 
             var kdialogInfo = new ProcessStartInfo