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settings: Implement setting ranges 

Clamps the setting's values against the specified minimum and maximum
values.
This commit is contained in:
lat9nq 2021-07-23 12:41:07 -04:00
parent db07ca6c7f
commit a1f19b61f8
1 changed files with 152 additions and 18 deletions
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170
src/common/settings.h
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@ -141,6 +141,67 @@ protected:
const std::string label{}; ///< The setting's label
};
/**
* BasicRangedSetting class is intended for use with quantifiable settings that need a more
* restrictive range than implicitly defined by its type. Implements a minimum and maximum that is
* simply used to sanitize SetValue and the assignment overload.
*/
template <typename Type>
class BasicRangedSetting : virtual public BasicSetting<Type> {
public:
/**
* Sets a default value, minimum value, maximum value, and label.
*
* @param default_val Intial value of the setting, and default value of the setting
* @param min_val Sets the minimum allowed value of the setting
* @param max_val Sets the maximum allowed value of the setting
* @param name Label for the setting
*/
explicit BasicRangedSetting(const Type& default_val, const Type& min_val, const Type& max_val,
const std::string& name)
: BasicSetting<Type>{default_val, name}, minimum{min_val}, maximum{max_val} {}
~BasicRangedSetting() = default;
/**
* Like BasicSetting's SetValue, except value is clamped to the range of the setting.
*
* @param value The desired value
*/
void SetValue(const Type& value) {
Type temp;
if (value < minimum) {
temp = std::move(minimum);
} else if (value > maximum) {
temp = std::move(maximum);
} else {
temp = std::move(value);
}
std::swap(this->global, temp);
}
/**
* Like BasicSetting's assignment overload, except value is clamped to the range of the setting.
*
* @param value The desired value
* @returns A reference to the setting's value
*/
const Type& operator=(const Type& value) {
Type temp;
if (value < minimum) {
temp = std::move(minimum);
} else if (value > maximum) {
temp = std::move(maximum);
} else {
temp = std::move(value);
}
std::swap(this->global, temp);
return this->global;
}
const Type minimum; ///< Minimum allowed value of the setting
const Type maximum; ///< Maximum allowed value of the setting
};
/**
* The Setting class is a slightly more complex version of the BasicSetting class. This adds a
* custom setting to switch to when a guest application specifically requires it. The effect is that
@ -152,7 +213,7 @@ protected:
* Like the BasicSetting, this requires setting a default value and label to use.
*/
template <typename Type>
class Setting final : public BasicSetting<Type> {
class Setting : virtual public BasicSetting<Type> {
public:
/**
* Sets a default value, label, and setting value.
@ -241,11 +302,80 @@ public:
return custom;
}
private:
protected:
bool use_global{true}; ///< The setting's global state
Type custom{}; ///< The custom value of the setting
};
/**
* RangedSetting is a Setting that implements a maximum and minimum value for its setting. Intended
* for use with quantifiable settings.
*/
template <typename Type>
class RangedSetting final : public BasicRangedSetting<Type>, public Setting<Type> {
public:
/**
* Sets a default value, minimum value, maximum value, and label.
*
* @param default_val Intial value of the setting, and default value of the setting
* @param min_val Sets the minimum allowed value of the setting
* @param max_val Sets the maximum allowed value of the setting
* @param name Label for the setting
*/
explicit RangedSetting(const Type& default_val, const Type& min_val, const Type& max_val,
const std::string& name)
: BasicSetting<Type>{default_val, name},
BasicRangedSetting<Type>{default_val, min_val, max_val, name}, Setting<Type>{default_val,
name} {}
~RangedSetting() = default;
/**
* Like BasicSetting's SetValue, except value is clamped to the range of the setting. Sets the
* appropriate value depending on the global state.
*
* @param value The desired value
*/
void SetValue(const Type& value) {
Type temp;
if (value < this->minimum) {
temp = std::move(this->minimum);
} else if (value > this->maximum) {
temp = std::move(this->maximum);
} else {
temp = std::move(value);
}
if (this->use_global) {
std::swap(this->global, temp);
} else {
std::swap(this->custom, temp);
}
}
/**
* Like BasicSetting's assignment overload, except value is clamped to the range of the setting.
* Uses the appropriate value depending on the global state.
*
* @param value The desired value
* @returns A reference to the setting's value
*/
const Type& operator=(const Type& value) {
Type temp;
if (value < this->minimum) {
temp = std::move(this->minimum);
} else if (value > this->maximum) {
temp = std::move(this->maximum);
} else {
temp = std::move(value);
}
if (this->use_global) {
std::swap(this->global, temp);
return this->global;
}
std::swap(this->custom, temp);
return this->custom;
}
};
/**
* The InputSetting class allows for getting a reference to either the global or custom members.
* This is required as we cannot easily modify the values of user-defined types within containers
@ -289,13 +419,14 @@ struct Values {
BasicSetting<std::string> sink_id{"auto", "output_engine"};
BasicSetting<bool> audio_muted{false, "audio_muted"};
Setting<bool> enable_audio_stretching{true, "enable_audio_stretching"};
Setting<u8> volume{100, "volume"};
RangedSetting<u8> volume{100, 0, 100, "volume"};
// Core
Setting<bool> use_multi_core{true, "use_multi_core"};
// Cpu
Setting<CPUAccuracy> cpu_accuracy{CPUAccuracy::Auto, "cpu_accuracy"};
RangedSetting<CPUAccuracy> cpu_accuracy{CPUAccuracy::Auto, CPUAccuracy::Auto,
CPUAccuracy::Unsafe, "cpu_accuracy"};
// TODO: remove cpu_accuracy_first_time, migration setting added 8 July 2021
BasicSetting<bool> cpu_accuracy_first_time{true, "cpu_accuracy_first_time"};
BasicSetting<bool> cpu_debug_mode{false, "cpu_debug_mode"};
@ -317,7 +448,8 @@ struct Values {
Setting<bool> cpuopt_unsafe_fastmem_check{true, "cpuopt_unsafe_fastmem_check"};
// Renderer
Setting<RendererBackend> renderer_backend{RendererBackend::OpenGL, "backend"};
RangedSetting<RendererBackend> renderer_backend{
RendererBackend::OpenGL, RendererBackend::OpenGL, RendererBackend::Vulkan, "backend"};
BasicSetting<bool> renderer_debug{false, "debug"};
BasicSetting<bool> enable_nsight_aftermath{false, "nsight_aftermath"};
BasicSetting<bool> disable_shader_loop_safety_checks{false,
@ -327,26 +459,28 @@ struct Values {
Setting<u16> resolution_factor{1, "resolution_factor"};
// *nix platforms may have issues with the borderless windowed fullscreen mode.
// Default to exclusive fullscreen on these platforms for now.
Setting<FullscreenMode> fullscreen_mode{
RangedSetting<FullscreenMode> fullscreen_mode{
#ifdef _WIN32
FullscreenMode::Borderless,
#else
FullscreenMode::Exclusive,
#endif
"fullscreen_mode"};
Setting<int> aspect_ratio{0, "aspect_ratio"};
Setting<int> max_anisotropy{0, "max_anisotropy"};
FullscreenMode::Borderless, FullscreenMode::Exclusive, "fullscreen_mode"};
RangedSetting<int> aspect_ratio{0, 0, 3, "aspect_ratio"};
RangedSetting<int> max_anisotropy{0, 0, 4, "max_anisotropy"};
Setting<bool> use_speed_limit{true, "use_speed_limit"};
Setting<u16> speed_limit{100, "speed_limit"};
RangedSetting<u16> speed_limit{100, 0, 9999, "speed_limit"};
Setting<bool> use_disk_shader_cache{true, "use_disk_shader_cache"};
Setting<GPUAccuracy> gpu_accuracy{GPUAccuracy::High, "gpu_accuracy"};
RangedSetting<GPUAccuracy> gpu_accuracy{GPUAccuracy::High, GPUAccuracy::Normal,
GPUAccuracy::Extreme, "gpu_accuracy"};
Setting<bool> use_asynchronous_gpu_emulation{true, "use_asynchronous_gpu_emulation"};
Setting<bool> use_nvdec_emulation{true, "use_nvdec_emulation"};
Setting<bool> accelerate_astc{true, "accelerate_astc"};
Setting<bool> use_vsync{true, "use_vsync"};
BasicSetting<u16> fps_cap{1000, "fps_cap"};
BasicRangedSetting<u16> fps_cap{1000, 1, 1000, "fps_cap"};
BasicSetting<bool> disable_fps_limit{false, "disable_fps_limit"};
Setting<ShaderBackend> shader_backend{ShaderBackend::GLASM, "shader_backend"};
RangedSetting<ShaderBackend> shader_backend{ShaderBackend::GLASM, ShaderBackend::GLSL,
ShaderBackend::SPIRV, "shader_backend"};
Setting<bool> use_asynchronous_shaders{false, "use_asynchronous_shaders"};
Setting<bool> use_fast_gpu_time{true, "use_fast_gpu_time"};
Setting<bool> use_caches_gc{false, "use_caches_gc"};
@ -363,10 +497,10 @@ struct Values {
std::chrono::seconds custom_rtc_differential;
BasicSetting<s32> current_user{0, "current_user"};
Setting<s32> language_index{1, "language_index"};
Setting<s32> region_index{1, "region_index"};
Setting<s32> time_zone_index{0, "time_zone_index"};
Setting<s32> sound_index{1, "sound_index"};
RangedSetting<s32> language_index{1, 0, 16, "language_index"};
RangedSetting<s32> region_index{1, 0, 6, "region_index"};
RangedSetting<s32> time_zone_index{0, 0, 45, "time_zone_index"};
RangedSetting<s32> sound_index{1, 0, 2, "sound_index"};
// Controls
InputSetting<std::array<PlayerInput, 10>> players;
@ -383,7 +517,7 @@ struct Values {
"udp_input_servers"};
BasicSetting<bool> mouse_panning{false, "mouse_panning"};
BasicSetting<u8> mouse_panning_sensitivity{10, "mouse_panning_sensitivity"};
BasicRangedSetting<u8> mouse_panning_sensitivity{10, 1, 100, "mouse_panning_sensitivity"};
BasicSetting<bool> mouse_enabled{false, "mouse_enabled"};
std::string mouse_device;
MouseButtonsRaw mouse_buttons;