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Merge pull request #6377 from lioncash/point 

common: Extract Point struct into common
This commit is contained in:
bunnei 2021-05-30 01:35:26 -07:00 committed by GitHub
parent a6cfc73cb2 5554de3933
commit a5ebba7e36
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 75 additions and 39 deletions
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1
src/common/CMakeLists.txt
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@ -154,6 +154,7 @@ add_library(common STATIC
param_package.cpp
param_package.h
parent_of_member.h
point.h
quaternion.h
ring_buffer.h
scm_rev.cpp

57
src/common/point.h Normal file
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@ -0,0 +1,57 @@
// Copyright 2021 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <type_traits>
namespace Common {
// Represents a point within a 2D space.
template <typename T>
struct Point {
static_assert(std::is_arithmetic_v<T>, "T must be an arithmetic type!");
T x{};
T y{};
#define ARITHMETIC_OP(op, compound_op) \
friend constexpr Point operator op(const Point& lhs, const Point& rhs) noexcept { \
return { \
.x = static_cast<T>(lhs.x op rhs.x), \
.y = static_cast<T>(lhs.y op rhs.y), \
}; \
} \
friend constexpr Point operator op(const Point& lhs, T value) noexcept { \
return { \
.x = static_cast<T>(lhs.x op value), \
.y = static_cast<T>(lhs.y op value), \
}; \
} \
friend constexpr Point operator op(T value, const Point& rhs) noexcept { \
return { \
.x = static_cast<T>(value op rhs.x), \
.y = static_cast<T>(value op rhs.y), \
}; \
} \
friend constexpr Point& operator compound_op(Point& lhs, const Point& rhs) noexcept { \
lhs.x = static_cast<T>(lhs.x op rhs.x); \
lhs.y = static_cast<T>(lhs.y op rhs.y); \
return lhs; \
} \
friend constexpr Point& operator compound_op(Point& lhs, T value) noexcept { \
lhs.x = static_cast<T>(lhs.x op value); \
lhs.y = static_cast<T>(lhs.y op value); \
return lhs; \
}
ARITHMETIC_OP(+, +=)
ARITHMETIC_OP(-, -=)
ARITHMETIC_OP(*, *=)
ARITHMETIC_OP(/, /=)
#undef ARITHMETIC_OP
friend constexpr bool operator==(const Point&, const Point&) = default;
};
} // namespace Common

36
src/core/hle/service/hid/controllers/gesture.h
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@ -7,6 +7,7 @@
#include <array>
#include "common/bit_field.h"
#include "common/common_types.h"
#include "common/point.h"
#include "core/frontend/input.h"
#include "core/hle/service/hid/controllers/controller_base.h"
@ -63,44 +64,21 @@ private:
};
static_assert(sizeof(Attribute) == 4, "Attribute is an invalid size");
template <typename T>
struct Point {
T x{};
T y{};
friend Point operator+(const Point& lhs, const Point& rhs) {
return {
.x = lhs.x + rhs.x,
.y = lhs.y + rhs.y,
};
}
friend Point operator-(const Point& lhs, const Point& rhs) {
return {
.x = lhs.x - rhs.x,
.y = lhs.y - rhs.y,
};
}
friend bool operator==(const Point&, const Point&) = default;
};
static_assert(sizeof(Point<s32_le>) == 8, "Point is an invalid size");
struct GestureState {
s64_le sampling_number;
s64_le sampling_number2;
s64_le detection_count;
TouchType type;
Direction direction;
Point<s32_le> pos;
Point<s32_le> delta;
Common::Point<s32_le> pos;
Common::Point<s32_le> delta;
f32 vel_x;
f32 vel_y;
Attribute attributes;
f32 scale;
f32 rotation_angle;
s32_le point_count;
std::array<Point<s32_le>, 4> points;
std::array<Common::Point<s32_le>, 4> points;
};
static_assert(sizeof(GestureState) == 0x68, "GestureState is an invalid size");
@ -111,14 +89,14 @@ private:
static_assert(sizeof(SharedMemory) == 0x708, "SharedMemory is an invalid size");
struct Finger {
Point<f32> pos{};
Common::Point<f32> pos{};
bool pressed{};
};
struct GestureProperties {
std::array<Point<s32_le>, MAX_POINTS> points{};
std::array<Common::Point<s32_le>, MAX_POINTS> points{};
std::size_t active_points{};
Point<s32_le> mid_point{};
Common::Point<s32_le> mid_point{};
s64_le detection_count{};
u64_le delta_time{};
f32 average_distance{};

13
src/core/hle/service/hid/controllers/touchscreen.cpp
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@ -74,8 +74,11 @@ void Controller_Touchscreen::OnUpdate(const Core::Timing::CoreTiming& core_timin
for (std::size_t id = 0; id < MAX_FINGERS; ++id) {
auto& touch_entry = cur_entry.states[id];
if (id < active_fingers_count) {
touch_entry.x = static_cast<u16>(active_fingers[id].x * Layout::ScreenUndocked::Width);
touch_entry.y = static_cast<u16>(active_fingers[id].y * Layout::ScreenUndocked::Height);
const auto& [active_x, active_y] = active_fingers[id].position;
touch_entry.position = {
.x = static_cast<u16>(active_x * Layout::ScreenUndocked::Width),
.y = static_cast<u16>(active_y * Layout::ScreenUndocked::Height),
};
touch_entry.diameter_x = Settings::values.touchscreen.diameter_x;
touch_entry.diameter_y = Settings::values.touchscreen.diameter_y;
touch_entry.rotation_angle = Settings::values.touchscreen.rotation_angle;
@ -86,8 +89,7 @@ void Controller_Touchscreen::OnUpdate(const Core::Timing::CoreTiming& core_timin
} else {
// Clear touch entry
touch_entry.attribute.raw = 0;
touch_entry.x = 0;
touch_entry.y = 0;
touch_entry.position = {};
touch_entry.diameter_x = 0;
touch_entry.diameter_y = 0;
touch_entry.rotation_angle = 0;
@ -140,8 +142,7 @@ std::size_t Controller_Touchscreen::UpdateTouchInputEvent(
fingers[finger_id].id = static_cast<u32_le>(finger_id);
attribute.start_touch.Assign(1);
}
fingers[finger_id].x = x;
fingers[finger_id].y = y;
fingers[finger_id].position = {x, y};
fingers[finger_id].attribute = attribute;
return finger_id;
}

7
src/core/hle/service/hid/controllers/touchscreen.h
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@ -7,6 +7,7 @@
#include "common/bit_field.h"
#include "common/common_funcs.h"
#include "common/common_types.h"
#include "common/point.h"
#include "common/swap.h"
#include "core/frontend/input.h"
#include "core/hle/service/hid/controllers/controller_base.h"
@ -55,8 +56,7 @@ private:
u64_le delta_time;
Attributes attribute;
u32_le finger;
u32_le x;
u32_le y;
Common::Point<u32_le> position;
u32_le diameter_x;
u32_le diameter_y;
u32_le rotation_angle;
@ -81,8 +81,7 @@ private:
struct Finger {
u64_le last_touch{};
float x{};
float y{};
Common::Point<float> position;
u32_le id{};
bool pressed{};
Attributes attribute;