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Settings: Add resolution scaling to settings.

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This commit is contained in:
Fernando Sahmkow
2021-07-18 20:33:20 +02:00
parent 22f4b290b6
commit 37ef9c9130
6 changed files with 155 additions and 5 deletions
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51
src/common/settings.cpp
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@ -106,6 +106,57 @@ float Volume() {
return values.volume.GetValue() / 100.0f;
}
void UpdateRescalingInfo() {
auto setup = values.resolution_setup.GetValue();
auto& info = values.resolution_info;
switch (setup) {
case ResolutionSetup::Res1_2X: {
info.up_scale = 1;
info.down_shift = 1;
break;
}
case ResolutionSetup::Res3_4X: {
info.up_scale = 3;
info.down_shift = 2;
break;
}
case ResolutionSetup::Res1X: {
info.up_scale = 1;
info.down_shift = 0;
break;
}
case ResolutionSetup::Res3_2X: {
info.up_scale = 3;
info.down_shift = 1;
break;
}
case ResolutionSetup::Res2X: {
info.up_scale = 2;
info.down_shift = 0;
break;
}
case ResolutionSetup::Res3X: {
info.up_scale = 3;
info.down_shift = 0;
break;
}
case ResolutionSetup::Res4X: {
info.up_scale = 4;
info.down_shift = 0;
break;
}
default: {
UNREACHABLE();
info.up_scale = 1;
info.down_shift = 0;
}
}
info.up_factor = static_cast<f32>(info.up_scale) / (1U << info.down_shift);
info.down_factor = static_cast<f32>(1U << info.down_shift) / info.up_scale;
info.size_up = info.up_scale * info.up_scale;
info.size_shift = info.down_shift * 2;
}
void RestoreGlobalState(bool is_powered_on) {
// If a game is running, DO NOT restore the global settings state
if (is_powered_on) {

13
src/common/settings.h
View File

@ -56,16 +56,19 @@ enum class ResolutionSetup : u32 {
Res1_2X = 0,
Res3_4X = 1,
Res1X = 2,
Res3_2K = 3,
Res3_2X = 3,
Res2X = 4,
Res3X = 5,
Res4X = 6,
};
struct ResolutionScalingInfo {
u32 up_scale{2};
u32 up_scale{1};
u32 down_shift{0};
f32 up_factor{2.0f};
f32 down_factor{0.5f};
f32 up_factor{1.0f};
f32 down_factor{1.0f};
u32 size_up{1};
u32 size_shift{0};
};
/** The BasicSetting class is a simple resource manager. It defines a label and default value
@ -613,6 +616,8 @@ std::string GetTimeZoneString();
void LogSettings();
void UpdateRescalingInfo();
// Restore the global state of all applicable settings in the Values struct
void RestoreGlobalState(bool is_powered_on);