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Misc performance tweaks (#4509)

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* use Array.Empty() where instead of allocating new zero-length arrays

* structure for loops in a way that the JIT will elide array/Span bounds checking

* avoiding function calls in for loop condition tests

* avoid LINQ in a hot path

* conform with code style

* fix mistake in GetNextWaitingObject()

* fix GetNextWaitingObject() possibility of returning null if all list items have TimePoint == long.MaxValue

* make GetNextWaitingObject() behave FIFO behavior for multiple items with the same TimePoint
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jhorv 2023-03-11 15:05:48 -05:00 • committed by GitHub
parent 81691b9e37
commit 23c844b2aa
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GPG key ID: 4AEE18F83AFDEB23
15 changed files with 48 additions and 31 deletions
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Ryujinx.Input.SDL2/SDL2GamepadDriver.cs
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@ -27,7 +27,9 @@ namespace Ryujinx.Input.SDL2
SDL2Driver.Instance.OnJoystickDisconnected += HandleJoyStickDisconnected;
// Add already connected gamepads
for (int joystickIndex = 0; joystickIndex < SDL_NumJoysticks(); joystickIndex++)
int numJoysticks = SDL_NumJoysticks();
for (int joystickIndex = 0; joystickIndex < numJoysticks; joystickIndex++)
{
HandleJoyStickConnected(joystickIndex, SDL_JoystickGetDeviceInstanceID(joystickIndex));
}