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Reworked the "Force NTSC Timings" feature to support both NTSC and PAL frame timings

This commit is contained in:
spacepaw 2024-09-02 14:27:25 +02:00
parent 7d40228765
commit a70f03815c
12 changed files with 118 additions and 43 deletions
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12
src/core/fullscreen_ui.cpp
View File

@ -4270,6 +4270,12 @@ void FullscreenUI::DrawDisplaySettingsPage()
"Display", "Scaling", Settings::DEFAULT_DISPLAY_SCALING, &Settings::ParseDisplayScaling,
&Settings::GetDisplayScalingName, &Settings::GetDisplayScalingDisplayName, DisplayScalingMode::Count);
DrawEnumSetting(
bsi, FSUI_CSTR("Force Frame Timings"),
FSUI_CSTR("Utilizes the chosen frame timing regardless of the active region."),
"GPU", "ForceFrameTimings", Settings::DEFAULT_FORCE_FRAME_TIMINGS_MODE, &Settings::ParseForceFrameTimings,
&Settings::GetForceFrameTimingsName, &Settings::GetForceFrameTimingsDisplayName, ForceFrameTimingsMode::Count);
if (is_hardware)
{
DrawToggleSetting(bsi, FSUI_CSTR("True Color Rendering"),
@ -4309,12 +4315,6 @@ void FullscreenUI::DrawDisplaySettingsPage()
"but others will break."),
"GPU", "DisableInterlacing", true);
DrawToggleSetting(
bsi, FSUI_CSTR("Force NTSC Timings"),
FSUI_CSTR("Forces PAL games to run at NTSC timings, i.e. 60hz. Some PAL games will run at their \"normal\" "
"speeds, while others will break."),
"GPU", "ForceNTSCTimings", false);
MenuHeading(FSUI_CSTR("Advanced"));
std::optional<SmallString> strvalue = bsi->GetOptionalSmallStringValue(

12
src/core/game_database.cpp
View File

@ -75,7 +75,7 @@ static constexpr const std::array<const char*, static_cast<u32>(GameDatabase::Tr
"DisableTextureFiltering",
"DisableSpriteTextureFiltering",
"DisableScaledDithering",
"DisableForceNTSCTimings",
"DisableForceFrameTimings",
"DisableWidescreen",
"DisablePGXP",
"DisablePGXPCulling",
@ -105,7 +105,7 @@ static constexpr const std::array<const char*, static_cast<u32>(GameDatabase::Tr
TRANSLATE_NOOP("GameDatabase", "Disable Texture Filtering"),
TRANSLATE_NOOP("GameDatabase", "Disable Sprite Texture Filtering"),
TRANSLATE_NOOP("GameDatabase", "Disable Scaled Dithering"),
TRANSLATE_NOOP("GameDatabase", "Disable Force NTSC Timings"),
TRANSLATE_NOOP("GameDatabase", "Disable Force Frame Timings"),
TRANSLATE_NOOP("GameDatabase", "Disable Widescreen"),
TRANSLATE_NOOP("GameDatabase", "Disable PGXP"),
TRANSLATE_NOOP("GameDatabase", "Disable PGXP Culling"),
@ -590,12 +590,12 @@ void GameDatabase::Entry::ApplySettings(Settings& settings, bool display_osd_mes
settings.gpu_widescreen_hack = false;
}
if (HasTrait(Trait::DisableForceNTSCTimings))
if (HasTrait(Trait::DisableForceFrameTimings))
{
if (display_osd_messages && settings.gpu_force_ntsc_timings)
APPEND_MESSAGE(TRANSLATE_SV("GameDatabase", "Force NTSC timings disabled."));
if (display_osd_messages && settings.gpu_force_frame_timings != ForceFrameTimingsMode::Disabled)
APPEND_MESSAGE(TRANSLATE_SV("GameDatabase", "Force frame timings disabled."));
settings.gpu_force_ntsc_timings = false;
settings.gpu_force_frame_timings = ForceFrameTimingsMode::Disabled;
}
if (HasTrait(Trait::DisablePGXP))

2
src/core/game_database.h
View File

@ -40,7 +40,7 @@ enum class Trait : u32
DisableTextureFiltering,
DisableSpriteTextureFiltering,
DisableScaledDithering,
DisableForceNTSCTimings,
DisableForceFrameTimings,
DisableWidescreen,
DisablePGXP,
DisablePGXPCulling,

26
src/core/gpu.cpp
View File

@ -88,7 +88,7 @@ GPU::~GPU()
bool GPU::Initialize()
{
m_force_progressive_scan = g_settings.gpu_disable_interlacing;
m_force_ntsc_timings = g_settings.gpu_force_ntsc_timings;
m_force_frame_timings = g_settings.gpu_force_frame_timings;
s_crtc_tick_event.Activate();
m_fifo_size = g_settings.gpu_fifo_size;
m_max_run_ahead = g_settings.gpu_max_run_ahead;
@ -119,9 +119,9 @@ void GPU::UpdateSettings(const Settings& old_settings)
m_fifo_size = g_settings.gpu_fifo_size;
m_max_run_ahead = g_settings.gpu_max_run_ahead;
if (m_force_ntsc_timings != g_settings.gpu_force_ntsc_timings || m_console_is_pal != System::IsPALRegion())
if (m_force_frame_timings != g_settings.gpu_force_frame_timings)
{
m_force_ntsc_timings = g_settings.gpu_force_ntsc_timings;
m_force_frame_timings = g_settings.gpu_force_frame_timings;
m_console_is_pal = System::IsPALRegion();
UpdateCRTCConfig();
}
@ -637,7 +637,7 @@ void GPU::UpdateCRTCConfig()
cs.vertical_display_start = std::min<u16>(cs.regs.Y1, cs.vertical_total);
cs.vertical_display_end = std::min<u16>(cs.regs.Y2, cs.vertical_total);
if (m_GPUSTAT.pal_mode && m_force_ntsc_timings)
if (m_GPUSTAT.pal_mode && m_force_frame_timings == ForceFrameTimingsMode::NTSC)
{
// scale to NTSC parameters
cs.horizontal_display_start =
@ -655,6 +655,24 @@ void GPU::UpdateCRTCConfig()
cs.horizontal_total = NTSC_TICKS_PER_LINE;
cs.current_tick_in_scanline %= NTSC_TICKS_PER_LINE;
}
else if (!m_GPUSTAT.pal_mode && m_force_frame_timings == ForceFrameTimingsMode::PAL)
{
// scale to PAL parameters
cs.horizontal_display_start =
static_cast<u16>((static_cast<u32>(cs.horizontal_display_start) * PAL_TICKS_PER_LINE) / NTSC_TICKS_PER_LINE);
cs.horizontal_display_end = static_cast<u16>(
((static_cast<u32>(cs.horizontal_display_end) * PAL_TICKS_PER_LINE) + (NTSC_TICKS_PER_LINE - 1)) /
NTSC_TICKS_PER_LINE);
cs.vertical_display_start =
static_cast<u16>((static_cast<u32>(cs.vertical_display_start) * PAL_TOTAL_LINES) / NTSC_TOTAL_LINES);
cs.vertical_display_end = static_cast<u16>(
((static_cast<u32>(cs.vertical_display_end) * PAL_TOTAL_LINES) + (NTSC_TOTAL_LINES - 1)) / NTSC_TOTAL_LINES);
cs.vertical_total = PAL_TOTAL_LINES;
cs.current_scanline %= PAL_TOTAL_LINES;
cs.horizontal_total = PAL_TICKS_PER_LINE;
cs.current_tick_in_scanline %= PAL_TICKS_PER_LINE;
}
cs.horizontal_display_start =
static_cast<u16>(System::ScaleTicksToOverclock(static_cast<TickCount>(cs.horizontal_display_start)));

2
src/core/gpu.h
View File

@ -505,7 +505,7 @@ protected:
bool m_set_texture_disable_mask = false;
bool m_drawing_area_changed = false;
bool m_force_progressive_scan = false;
bool m_force_ntsc_timings = false;
ForceFrameTimingsMode m_force_frame_timings = ForceFrameTimingsMode::Disabled;
struct CRTCState
{

4
src/core/imgui_overlays.cpp
View File

@ -444,8 +444,10 @@ void ImGuiManager::DrawEnhancementsOverlay()
}
if (g_settings.gpu_disable_interlacing)
text.append(" ForceProg");
if (g_settings.gpu_force_ntsc_timings && System::GetRegion() == ConsoleRegion::PAL)
if (g_settings.gpu_force_frame_timings == ForceFrameTimingsMode::NTSC && System::GetRegion() == ConsoleRegion::PAL)
text.append(" PAL60");
if (g_settings.gpu_force_frame_timings == ForceFrameTimingsMode::PAL && System::GetRegion() != ConsoleRegion::PAL)
text.append(" NTSC50");
if (g_settings.gpu_texture_filter != GPUTextureFilter::Nearest)
{
if (g_settings.gpu_sprite_texture_filter != g_settings.gpu_texture_filter)

34
src/core/settings.cpp
View File

@ -229,7 +229,10 @@ void Settings::Load(SettingsInterface& si, SettingsInterface& controller_si)
si.GetStringValue("GPU", "WireframeMode", GetGPUWireframeModeName(DEFAULT_GPU_WIREFRAME_MODE)).c_str())
.value_or(DEFAULT_GPU_WIREFRAME_MODE);
gpu_disable_interlacing = si.GetBoolValue("GPU", "DisableInterlacing", true);
gpu_force_ntsc_timings = si.GetBoolValue("GPU", "ForceNTSCTimings", false);
gpu_force_frame_timings =
ParseForceFrameTimings(
si.GetStringValue("GPU", "ForceFrameTimings", GetForceFrameTimingsName(DEFAULT_FORCE_FRAME_TIMINGS_MODE)).c_str())
.value_or(DEFAULT_FORCE_FRAME_TIMINGS_MODE);
gpu_widescreen_hack = si.GetBoolValue("GPU", "WidescreenHack", false);
display_24bit_chroma_smoothing = si.GetBoolValue("GPU", "ChromaSmoothing24Bit", false);
gpu_pgxp_enable = si.GetBoolValue("GPU", "PGXPEnable", false);
@ -535,7 +538,7 @@ void Settings::Save(SettingsInterface& si, bool ignore_base) const
si.SetUIntValue("GPU", "DownsampleScale", gpu_downsample_scale);
si.SetStringValue("GPU", "WireframeMode", GetGPUWireframeModeName(gpu_wireframe_mode));
si.SetBoolValue("GPU", "DisableInterlacing", gpu_disable_interlacing);
si.SetBoolValue("GPU", "ForceNTSCTimings", gpu_force_ntsc_timings);
si.SetStringValue("GPU", "ForceFrameTimings", GetForceFrameTimingsName(gpu_force_frame_timings));
si.SetBoolValue("GPU", "WidescreenHack", gpu_widescreen_hack);
si.SetBoolValue("GPU", "ChromaSmoothing24Bit", display_24bit_chroma_smoothing);
si.SetBoolValue("GPU", "PGXPEnable", gpu_pgxp_enable);
@ -744,7 +747,7 @@ void Settings::FixIncompatibleSettings(bool display_osd_messages)
g_settings.gpu_sprite_texture_filter = GPUTextureFilter::Nearest;
g_settings.gpu_line_detect_mode = GPULineDetectMode::Disabled;
g_settings.gpu_disable_interlacing = false;
g_settings.gpu_force_ntsc_timings = false;
g_settings.gpu_force_frame_timings = ForceFrameTimingsMode::Disabled;
g_settings.gpu_widescreen_hack = false;
g_settings.gpu_pgxp_enable = false;
g_settings.display_24bit_chroma_smoothing = false;
@ -1507,7 +1510,22 @@ const char* Settings::GetDisplayRotationDisplayName(DisplayRotation rotation)
{
return Host::TranslateToCString("Settings", s_display_rotation_display_names[static_cast<size_t>(rotation)]);
}
static constexpr const std::array s_display_force_frame_timings_names = {
"Disabled", "NTSC", "PAL"
};
std::optional<ForceFrameTimingsMode> Settings::ParseForceFrameTimings(const char* str)
{
int index = 0;
for (const char* name : s_display_force_frame_timings_names)
{
if (StringUtil::Strcasecmp(name, str) == 0)
return static_cast<ForceFrameTimingsMode>(index);
index++;
}
return std::nullopt;
}
static constexpr const std::array s_display_scaling_names = {
"Nearest", "NearestInteger", "BilinearSmooth", "BilinearSharp", "BilinearInteger",
};
@ -1543,6 +1561,16 @@ const char* Settings::GetDisplayScalingDisplayName(DisplayScalingMode mode)
return Host::TranslateToCString("DisplayScalingMode", s_display_scaling_display_names[static_cast<int>(mode)]);
}
const char* Settings::GetForceFrameTimingsName(ForceFrameTimingsMode mode)
{
return s_display_force_frame_timings_names[static_cast<int>(mode)];
}
const char* Settings::GetForceFrameTimingsDisplayName(ForceFrameTimingsMode mode)
{
return Host::TranslateToCString("ForceFrameTimingsMode", s_display_force_frame_timings_names[static_cast<int>(mode)]);
}
static constexpr const std::array s_display_exclusive_fullscreen_mode_names = {
"Automatic",
"Disallowed",

7
src/core/settings.h
View File

@ -122,7 +122,6 @@ struct Settings
bool gpu_force_round_texcoords : 1 = false;
bool gpu_accurate_blending : 1 = false;
bool gpu_disable_interlacing : 1 = true;
bool gpu_force_ntsc_timings : 1 = false;
bool gpu_widescreen_hack : 1 = false;
bool gpu_pgxp_enable : 1 = false;
bool gpu_pgxp_culling : 1 = true;
@ -133,6 +132,7 @@ struct Settings
bool gpu_pgxp_preserve_proj_fp : 1 = false;
bool gpu_pgxp_depth_buffer : 1 = false;
bool gpu_pgxp_disable_2d : 1 = false;
ForceFrameTimingsMode gpu_force_frame_timings = DEFAULT_FORCE_FRAME_TIMINGS_MODE;
GPUTextureFilter gpu_texture_filter = DEFAULT_GPU_TEXTURE_FILTER;
GPUTextureFilter gpu_sprite_texture_filter = DEFAULT_GPU_TEXTURE_FILTER;
GPULineDetectMode gpu_line_detect_mode = DEFAULT_GPU_LINE_DETECT_MODE;
@ -434,6 +434,10 @@ struct Settings
static const char* GetDisplayScalingName(DisplayScalingMode mode);
static const char* GetDisplayScalingDisplayName(DisplayScalingMode mode);
static std::optional<ForceFrameTimingsMode> ParseForceFrameTimings(const char* str);
static const char* GetForceFrameTimingsName(ForceFrameTimingsMode mode);
static const char* GetForceFrameTimingsDisplayName(ForceFrameTimingsMode mode);
static std::optional<DisplayExclusiveFullscreenControl> ParseDisplayExclusiveFullscreenControl(const char* str);
static const char* GetDisplayExclusiveFullscreenControlName(DisplayExclusiveFullscreenControl mode);
static const char* GetDisplayExclusiveFullscreenControlDisplayName(DisplayExclusiveFullscreenControl mode);
@ -492,6 +496,7 @@ struct Settings
static constexpr DisplayAlignment DEFAULT_DISPLAY_ALIGNMENT = DisplayAlignment::Center;
static constexpr DisplayRotation DEFAULT_DISPLAY_ROTATION = DisplayRotation::Normal;
static constexpr DisplayScalingMode DEFAULT_DISPLAY_SCALING = DisplayScalingMode::BilinearSmooth;
static constexpr ForceFrameTimingsMode DEFAULT_FORCE_FRAME_TIMINGS_MODE = ForceFrameTimingsMode::Disabled;
static constexpr DisplayExclusiveFullscreenControl DEFAULT_DISPLAY_EXCLUSIVE_FULLSCREEN_CONTROL =
DisplayExclusiveFullscreenControl::Automatic;
static constexpr DisplayScreenshotMode DEFAULT_DISPLAY_SCREENSHOT_MODE = DisplayScreenshotMode::ScreenResolution;

6
src/core/system.cpp
View File

@ -4304,7 +4304,7 @@ void System::CheckForSettingsChanges(const Settings& old_settings)
g_settings.gpu_sprite_texture_filter != old_settings.gpu_sprite_texture_filter ||
g_settings.gpu_line_detect_mode != old_settings.gpu_line_detect_mode ||
g_settings.gpu_disable_interlacing != old_settings.gpu_disable_interlacing ||
g_settings.gpu_force_ntsc_timings != old_settings.gpu_force_ntsc_timings ||
g_settings.gpu_force_frame_timings != old_settings.gpu_force_frame_timings ||
g_settings.gpu_downsample_mode != old_settings.gpu_downsample_mode ||
g_settings.gpu_downsample_scale != old_settings.gpu_downsample_scale ||
g_settings.gpu_wireframe_mode != old_settings.gpu_wireframe_mode ||
@ -4531,9 +4531,9 @@ void System::WarnAboutUnsafeSettings()
TinyString(TRANSLATE_SV("System", "Instant")) :
TinyString::from_format("{}x", g_settings.cdrom_seek_speedup)));
}
if (g_settings.gpu_force_ntsc_timings)
if (g_settings.gpu_force_frame_timings != ForceFrameTimingsMode::Disabled)
{
append(ICON_FA_TV, TRANSLATE_SV("System", "Force NTSC timings is enabled. Games may run at incorrect speeds."));
append(ICON_FA_TV, TRANSLATE_SV("System", "Force frame timings is enabled. Games may run at incorrect speeds."));
}
if (!g_settings.IsUsingSoftwareRenderer())
{

9
src/core/types.h
View File

@ -275,3 +275,12 @@ enum class SaveStateCompressionMode : u8
Count,
};
enum class ForceFrameTimingsMode : u8
{
Disabled,
NTSC,
PAL,
Count,
};

28
src/duckstation-qt/graphicssettingswidget.cpp
View File

@ -74,6 +74,9 @@ GraphicsSettingsWidget::GraphicsSettingsWidget(SettingsWindow* dialog, QWidget*
SettingWidgetBinder::BindWidgetToEnumSetting(sif, m_ui.displayScaling, "Display", "Scaling",
&Settings::ParseDisplayScaling, &Settings::GetDisplayScalingName,
Settings::DEFAULT_DISPLAY_SCALING);
SettingWidgetBinder::BindWidgetToEnumSetting(sif, m_ui.forceFrameTimings, "GPU", "ForceFrameTimings",
&Settings::ParseForceFrameTimings, &Settings::GetForceFrameTimingsName,
Settings::DEFAULT_FORCE_FRAME_TIMINGS_MODE);
SettingWidgetBinder::BindWidgetToIntSetting(sif, m_ui.gpuDownsampleScale, "GPU", "DownsampleScale", 1);
SettingWidgetBinder::BindWidgetToBoolSetting(sif, m_ui.trueColor, "GPU", "TrueColor", false);
SettingWidgetBinder::BindWidgetToBoolSetting(sif, m_ui.disableInterlacing, "GPU", "DisableInterlacing", true);
@ -81,8 +84,7 @@ GraphicsSettingsWidget::GraphicsSettingsWidget(SettingsWindow* dialog, QWidget*
SettingWidgetBinder::BindWidgetToBoolSetting(sif, m_ui.pgxpDepthBuffer, "GPU", "PGXPDepthBuffer", false);
SettingWidgetBinder::BindWidgetToBoolSetting(sif, m_ui.force43For24Bit, "Display", "Force4_3For24Bit", false);
SettingWidgetBinder::BindWidgetToBoolSetting(sif, m_ui.chromaSmoothingFor24Bit, "GPU", "ChromaSmoothing24Bit", false);
SettingWidgetBinder::BindWidgetToBoolSetting(sif, m_ui.forceNTSCTimings, "GPU", "ForceNTSCTimings", false);
connect(m_ui.renderer, QOverload<int>::of(&QComboBox::currentIndexChanged), this,
&GraphicsSettingsWidget::updateRendererDependentOptions);
connect(m_ui.textureFiltering, QOverload<int>::of(&QComboBox::currentIndexChanged), this,
@ -106,8 +108,8 @@ GraphicsSettingsWidget::GraphicsSettingsWidget(SettingsWindow* dialog, QWidget*
!m_dialog->hasGameTrait(GameDatabase::Trait::ForceInterlacing));
SettingWidgetBinder::SetAvailability(m_ui.widescreenHack,
!m_dialog->hasGameTrait(GameDatabase::Trait::DisableWidescreen));
SettingWidgetBinder::SetAvailability(m_ui.forceNTSCTimings,
!m_dialog->hasGameTrait(GameDatabase::Trait::DisableForceNTSCTimings));
SettingWidgetBinder::SetAvailability(m_ui.forceFrameTimings,
!m_dialog->hasGameTrait(GameDatabase::Trait::DisableForceFrameTimings));
// Advanced Tab
@ -336,6 +338,12 @@ GraphicsSettingsWidget::GraphicsSettingsWidget(SettingsWindow* dialog, QWidget*
dialog->registerWidgetHelp(
m_ui.displayScaling, tr("Scaling"), tr("Bilinear (Smooth)"),
tr("Determines how the emulated console's output is upscaled or downscaled to your monitor's resolution."));
dialog->registerWidgetHelp(
m_ui.forceFrameTimings, tr("Force Frame Timings"), tr("Disabled"),
tr("Utilizes the chosen frame timing regardless of the active region. "
"This feature can be used to force PAL games to run at 60Hz and NTSC games to run at 50Hz. "
"For most games which have a speed tied to the framerate, this will result in the game running approximately 17% faster or slower. "
"For variable frame rate games, it may not affect the speed."));
dialog->registerWidgetHelp(
m_ui.trueColor, tr("True Color Rendering"), tr("Checked"),
tr("Forces the precision of colours output to the console's framebuffer to use the full 8 bits of precision per "
@ -366,11 +374,6 @@ GraphicsSettingsWidget::GraphicsSettingsWidget(SettingsWindow* dialog, QWidget*
"Forces the rendering and display of frames to progressive mode. <br>This removes the \"combing\" effect seen in "
"480i games by rendering them in 480p. Usually safe to enable.<br><b><u>May not be compatible with all "
"games.</u></b>"));
dialog->registerWidgetHelp(
m_ui.forceNTSCTimings, tr("Force NTSC Timings"), tr("Unchecked"),
tr("Uses NTSC frame timings when the console is in PAL mode, forcing PAL games to run at 60hz. <br>For most games "
"which have a speed tied to the framerate, this will result in the game running approximately 17% faster. "
"<br>For variable frame rate games, it may not affect the speed."));
// Advanced Tab
@ -655,6 +658,13 @@ void GraphicsSettingsWidget::setupAdditionalUi()
QString::fromUtf8(Settings::GetDisplayScalingDisplayName(static_cast<DisplayScalingMode>(i))));
}
for (u32 i = 0; i < static_cast<u32>(ForceFrameTimingsMode::Count); i++)
{
m_ui.forceFrameTimings->addItem(
QString::fromUtf8(Settings::GetForceFrameTimingsName(static_cast<ForceFrameTimingsMode>(i))));
}
// Advanced Tab
for (u32 i = 0; i < static_cast<u32>(DisplayExclusiveFullscreenControl::Count); i++)

19
src/duckstation-qt/graphicssettingswidget.ui
View File

@ -201,7 +201,7 @@
<item row="7" column="1">
<widget class="QComboBox" name="displayScaling"/>
</item>
<item row="8" column="0" colspan="2">
<item row="9" column="0" colspan="2">
<layout class="QGridLayout" name="gridLayout_2">
<item row="1" column="1">
<widget class="QCheckBox" name="pgxpDepthBuffer">
@ -217,13 +217,6 @@
</property>
</widget>
</item>
<item row="3" column="1">
<widget class="QCheckBox" name="forceNTSCTimings">
<property name="text">
<string>Force NTSC Timings</string>
</property>
</widget>
</item>
<item row="2" column="0">
<widget class="QCheckBox" name="force43For24Bit">
<property name="text">
@ -274,6 +267,16 @@
<item row="3" column="1">
<widget class="QComboBox" name="spriteTextureFiltering"/>
</item>
<item row="8" column="0">
<widget class="QLabel" name="forceFrameTimingsLabel">
<property name="text">
<string>Force Frame Timings:</string>
</property>
</widget>
</item>
<item row="8" column="1">
<widget class="QComboBox" name="forceFrameTimings"/>
</item>
</layout>
</widget>
</item>