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Use ref locals to curb array access for KB+M routines

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Ref local reassignment is used as well. C# 7.3 is now
the minimum required version of C# that can be used as a
target.
This commit is contained in:
Travis Nickles 2019-04-16 16:37:11 -05:00
parent db74ea04da
commit 28bc7a85b1
1 changed files with 67 additions and 58 deletions
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125
DS4Windows/DS4Control/InputMethods.cs
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@ -12,13 +12,14 @@ namespace DS4Windows
if (x != 0 || y != 0)
{
INPUT[] tempInput = new INPUT[1];
tempInput[0].Type = INPUT_MOUSE;
tempInput[0].Data.Mouse.ExtraInfo = IntPtr.Zero;
tempInput[0].Data.Mouse.Flags = MOUSEEVENTF_MOVE;
tempInput[0].Data.Mouse.MouseData = 0;
tempInput[0].Data.Mouse.Time = 0;
tempInput[0].Data.Mouse.X = x;
tempInput[0].Data.Mouse.Y = y;
ref INPUT temp = ref tempInput[0];
temp.Type = INPUT_MOUSE;
temp.Data.Mouse.ExtraInfo = IntPtr.Zero;
temp.Data.Mouse.Flags = MOUSEEVENTF_MOVE;
temp.Data.Mouse.MouseData = 0;
temp.Data.Mouse.Time = 0;
temp.Data.Mouse.X = x;
temp.Data.Mouse.Y = y;
uint result = SendInput(1, tempInput, Marshal.SizeOf(tempInput[0]));
}
}
@ -27,27 +28,29 @@ namespace DS4Windows
{
INPUT[] tempInput = new INPUT[2];
uint inputs = 0;
ref INPUT temp = ref tempInput[inputs];
if (vertical != 0)
{
tempInput[inputs].Type = INPUT_MOUSE;
tempInput[inputs].Data.Mouse.ExtraInfo = IntPtr.Zero;
tempInput[inputs].Data.Mouse.Flags = MOUSEEVENTF_WHEEL;
tempInput[inputs].Data.Mouse.MouseData = (uint)vertical;
tempInput[inputs].Data.Mouse.Time = 0;
tempInput[inputs].Data.Mouse.X = 0;
tempInput[inputs].Data.Mouse.Y = 0;
temp.Type = INPUT_MOUSE;
temp.Data.Mouse.ExtraInfo = IntPtr.Zero;
temp.Data.Mouse.Flags = MOUSEEVENTF_WHEEL;
temp.Data.Mouse.MouseData = (uint)vertical;
temp.Data.Mouse.Time = 0;
temp.Data.Mouse.X = 0;
temp.Data.Mouse.Y = 0;
inputs++;
}
if (horizontal != 0)
{
tempInput[inputs].Type = INPUT_MOUSE;
tempInput[inputs].Data.Mouse.ExtraInfo = IntPtr.Zero;
tempInput[inputs].Data.Mouse.Flags = MOUSEEVENTF_HWHEEL;
tempInput[inputs].Data.Mouse.MouseData = (uint)horizontal;
tempInput[inputs].Data.Mouse.Time = 0;
tempInput[inputs].Data.Mouse.X = 0;
tempInput[inputs].Data.Mouse.Y = 0;
temp = ref tempInput[inputs];
temp.Type = INPUT_MOUSE;
temp.Data.Mouse.ExtraInfo = IntPtr.Zero;
temp.Data.Mouse.Flags = MOUSEEVENTF_HWHEEL;
temp.Data.Mouse.MouseData = (uint)horizontal;
temp.Data.Mouse.Time = 0;
temp.Data.Mouse.X = 0;
temp.Data.Mouse.Y = 0;
inputs++;
}
@ -57,75 +60,80 @@ namespace DS4Windows
public static void MouseEvent(uint mouseButton)
{
INPUT[] tempInput = new INPUT[1];
tempInput[0].Type = INPUT_MOUSE;
tempInput[0].Data.Mouse.ExtraInfo = IntPtr.Zero;
tempInput[0].Data.Mouse.Flags = mouseButton;
tempInput[0].Data.Mouse.MouseData = 0;
tempInput[0].Data.Mouse.Time = 0;
tempInput[0].Data.Mouse.X = 0;
tempInput[0].Data.Mouse.Y = 0;
ref INPUT temp = ref tempInput[0];
temp.Type = INPUT_MOUSE;
temp.Data.Mouse.ExtraInfo = IntPtr.Zero;
temp.Data.Mouse.Flags = mouseButton;
temp.Data.Mouse.MouseData = 0;
temp.Data.Mouse.Time = 0;
temp.Data.Mouse.X = 0;
temp.Data.Mouse.Y = 0;
uint result = SendInput(1, tempInput, Marshal.SizeOf(tempInput[0]));
}
public static void MouseEvent(uint mouseButton, int type)
{
INPUT[] tempInput = new INPUT[1];
tempInput[0].Type = INPUT_MOUSE;
tempInput[0].Data.Mouse.ExtraInfo = IntPtr.Zero;
tempInput[0].Data.Mouse.Flags = mouseButton;
tempInput[0].Data.Mouse.MouseData = (uint)type;
tempInput[0].Data.Mouse.Time = 0;
tempInput[0].Data.Mouse.X = 0;
tempInput[0].Data.Mouse.Y = 0;
ref INPUT temp = ref tempInput[0];
temp.Type = INPUT_MOUSE;
temp.Data.Mouse.ExtraInfo = IntPtr.Zero;
temp.Data.Mouse.Flags = mouseButton;
temp.Data.Mouse.MouseData = (uint)type;
temp.Data.Mouse.Time = 0;
temp.Data.Mouse.X = 0;
temp.Data.Mouse.Y = 0;
uint result = SendInput(1, tempInput, Marshal.SizeOf(tempInput[0]));
}
public static void performSCKeyPress(ushort key)
{
INPUT[] tempInput = new INPUT[1];
ref INPUT temp = ref tempInput[0];
ushort scancode = scancodeFromVK(key);
bool extended = (scancode & 0x100) != 0;
uint curflags = extended ? KEYEVENTF_EXTENDEDKEY : 0;
tempInput[0].Type = INPUT_KEYBOARD;
tempInput[0].Data.Keyboard.ExtraInfo = IntPtr.Zero;
tempInput[0].Data.Keyboard.Flags = KEYEVENTF_SCANCODE | curflags;
tempInput[0].Data.Keyboard.Scan = scancode;
tempInput[0].Data.Keyboard.Time = 0;
tempInput[0].Data.Keyboard.Vk = key;
temp.Type = INPUT_KEYBOARD;
temp.Data.Keyboard.ExtraInfo = IntPtr.Zero;
temp.Data.Keyboard.Flags = KEYEVENTF_SCANCODE | curflags;
temp.Data.Keyboard.Scan = scancode;
temp.Data.Keyboard.Time = 0;
temp.Data.Keyboard.Vk = key;
uint result = SendInput(1, tempInput, Marshal.SizeOf(tempInput[0]));
}
public static void performKeyPress(ushort key)
{
INPUT[] tempInput = new INPUT[1];
ref INPUT temp = ref tempInput[0];
ushort scancode = scancodeFromVK(key);
bool extended = (scancode & 0x100) != 0;
uint curflags = extended ? KEYEVENTF_EXTENDEDKEY : 0;
tempInput[0].Type = INPUT_KEYBOARD;
tempInput[0].Data.Keyboard.ExtraInfo = IntPtr.Zero;
tempInput[0].Data.Keyboard.Flags = curflags;
tempInput[0].Data.Keyboard.Scan = scancode;
temp.Type = INPUT_KEYBOARD;
temp.Data.Keyboard.ExtraInfo = IntPtr.Zero;
temp.Data.Keyboard.Flags = curflags;
temp.Data.Keyboard.Scan = scancode;
//sendInputs[0].Data.Keyboard.Flags = 1;
//sendInputs[0].Data.Keyboard.Scan = 0;
tempInput[0].Data.Keyboard.Time = 0;
tempInput[0].Data.Keyboard.Vk = key;
temp.Data.Keyboard.Time = 0;
temp.Data.Keyboard.Vk = key;
uint result = SendInput(1, tempInput, Marshal.SizeOf(tempInput[0]));
}
public static void performSCKeyRelease(ushort key)
{
INPUT[] tempInput = new INPUT[1];
ref INPUT temp = ref tempInput[0];
ushort scancode = scancodeFromVK(key);
bool extended = (scancode & 0x100) != 0;
uint curflags = extended ? KEYEVENTF_EXTENDEDKEY : 0;
tempInput[0].Type = INPUT_KEYBOARD;
tempInput[0].Data.Keyboard.ExtraInfo = IntPtr.Zero;
tempInput[0].Data.Keyboard.Flags = KEYEVENTF_SCANCODE | KEYEVENTF_KEYUP | curflags;
tempInput[0].Data.Keyboard.Scan = scancode;
tempInput[0].Data.Keyboard.Time = 0;
temp.Type = INPUT_KEYBOARD;
temp.Data.Keyboard.ExtraInfo = IntPtr.Zero;
temp.Data.Keyboard.Flags = KEYEVENTF_SCANCODE | KEYEVENTF_KEYUP | curflags;
temp.Data.Keyboard.Scan = scancode;
temp.Data.Keyboard.Time = 0;
//sendInputs[0].Data.Keyboard.Vk = MapVirtualKey(key, MAPVK_VK_TO_VSC);
uint result = SendInput(1, tempInput, Marshal.SizeOf(tempInput[0]));
}
@ -133,18 +141,19 @@ namespace DS4Windows
public static void performKeyRelease(ushort key)
{
INPUT[] tempInput = new INPUT[1];
ref INPUT temp = ref tempInput[0];
ushort scancode = scancodeFromVK(key);
bool extended = (scancode & 0x100) != 0;
uint curflags = extended ? KEYEVENTF_EXTENDEDKEY : 0;
tempInput[0].Type = INPUT_KEYBOARD;
tempInput[0].Data.Keyboard.ExtraInfo = IntPtr.Zero;
tempInput[0].Data.Keyboard.Flags = curflags | KEYEVENTF_KEYUP;
tempInput[0].Data.Keyboard.Scan = scancode;
temp.Type = INPUT_KEYBOARD;
temp.Data.Keyboard.ExtraInfo = IntPtr.Zero;
temp.Data.Keyboard.Flags = curflags | KEYEVENTF_KEYUP;
temp.Data.Keyboard.Scan = scancode;
//sendInputs[0].Data.Keyboard.Flags = KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP;
//sendInputs[0].Data.Keyboard.Scan = 0;
tempInput[0].Data.Keyboard.Time = 0;
tempInput[0].Data.Keyboard.Vk = key;
temp.Data.Keyboard.Time = 0;
temp.Data.Keyboard.Vk = key;
uint result = SendInput(1, tempInput, Marshal.SizeOf(tempInput[0]));
}