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Fixing framerates as per feos's comment

This commit is contained in:
Sergio Martin 2025-03-19 06:02:27 +01:00
parent 488ec5ddf4
commit a4a19aa30b
3 changed files with 7 additions and 7 deletions
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4
src/BizHawk.Client.Common/movie/PlatformFrameRates.cs
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@ -35,8 +35,8 @@ namespace BizHawk.Client.Common
["ChannelF_PAL"] = 15625.0 / 312.0, // 4000000 / (256 * 312)
["Coleco"] = 59.9227510135505,
["Doom"] = 35.0,
["DOS"] = 70.086302895322945, // 226575000 / 3232800 -- The default framerate used in JPC-rr encodes
["FDS"] = 60.098813897440515532,
["DOS"] = 70.086303, // Video dump from DOSBox-X has 70086303/1000000 (70.086303) framerate when launching into DOS.
["FDS"] = 60.098813897440515532,
["FDS_PAL"] = 50.006977968268290849,
["GEN"] = 53693175 / (3420.0 * 262),
["GEN_PAL"] = 53203424 / (3420.0 * 313),

4
src/BizHawk.Emulation.Cores/Computers/DOS/DOSBox.ISettable.cs
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@ -235,12 +235,12 @@ namespace BizHawk.Emulation.Cores.Computers.DOS
public WriteableHardDiskOptions WriteableHardDisk { get; set; }
[DisplayName("FPS Numerator")]
[Description("Numerator for FPS: how many Bizhawk frames to run per second of emulation. Default represents the numerator for the typical video frames per second in DOS (70.086302895322945). We recommend leaving this value unmodified. You can set it higher if you need finer subframe inputs, and; lower, in case your game runs in lower FPS and it feels more natural.")]
[Description("Numerator for FPS: how many Bizhawk frames to run per second of emulation. Default represents the numerator for the typical video frames per second in DOS (70.086303). We recommend leaving this value unmodified. You can set it higher if you need finer subframe inputs, and; lower, in case your game runs in lower FPS and it feels more natural.")]
[DefaultValue(LibDOSBox.VIDEO_NUMERATOR_DOS)]
public ulong FPSNumerator { get; set; }
[DisplayName("FPS Denominator")]
[Description("Denominator for FPS: how many Bizhawk frames to run per second of emulation. Default represents the numerator for the typical video frames per second in DOS (70.086302895322945). We recommend leaving this value unmodified. You can set it lower if you need finer subframe inputs, and; higher, in case your game runs in lower FPS and it feels more natural.")]
[Description("Denominator for FPS: how many Bizhawk frames to run per second of emulation. Default represents the numerator for the typical video frames per second in DOS (70.086303). We recommend leaving this value unmodified. You can set it lower if you need finer subframe inputs, and; higher, in case your game runs in lower FPS and it feels more natural.")]
[DefaultValue(LibDOSBox.VIDEO_DENOMINATOR_DOS)]
public ulong FPSDenominator { get; set; }

6
src/BizHawk.Emulation.Cores/Computers/DOS/LibDOSBox.cs
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@ -13,9 +13,9 @@ namespace BizHawk.Emulation.Cores.Computers.DOS
public const int SVGA_MAX_WIDTH = 800;
public const int SVGA_MAX_HEIGHT = 600;
// Default FPS: 70.086302895322945
public const int VIDEO_NUMERATOR_DOS = 226575000;
public const int VIDEO_DENOMINATOR_DOS = 3232800;
// Default FPS: 70.086303
public const int VIDEO_NUMERATOR_DOS = 70086303;
public const int VIDEO_DENOMINATOR_DOS = 1000000;
public const int FASTMEM_AUTO = -1;
public const int MAX_FLOPPIES = 4;