Refactor event handling in Controller::OnInput to use SDL_WaitEvent instead of polling; improves efficiency by reducing CPU usage during event processing.

This commit is contained in:
scawful
2025-04-20 17:37:05 -04:00
parent 97bb0a8bc6
commit c0c6374539

View File

@@ -64,33 +64,32 @@ void Controller::OnInput() {
ImGuiIO &io = ImGui::GetIO();
SDL_Event event;
while (SDL_PollEvent(&event)) {
ImGui_ImplSDL2_ProcessEvent(&event);
switch (event.type) {
case SDL_KEYDOWN:
case SDL_KEYUP: {
io.KeyShift = ((SDL_GetModState() & KMOD_SHIFT) != 0);
io.KeyCtrl = ((SDL_GetModState() & KMOD_CTRL) != 0);
io.KeyAlt = ((SDL_GetModState() & KMOD_ALT) != 0);
io.KeySuper = ((SDL_GetModState() & KMOD_GUI) != 0);
break;
}
case SDL_WINDOWEVENT:
switch (event.window.event) {
case SDL_WINDOWEVENT_CLOSE:
active_ = false;
break;
case SDL_WINDOWEVENT_SIZE_CHANGED:
io.DisplaySize.x = static_cast<float>(event.window.data1);
io.DisplaySize.y = static_cast<float>(event.window.data2);
break;
default:
break;
}
break;
default:
break;
SDL_WaitEvent(&event);
ImGui_ImplSDL2_ProcessEvent(&event);
switch (event.type) {
case SDL_KEYDOWN:
case SDL_KEYUP: {
io.KeyShift = ((SDL_GetModState() & KMOD_SHIFT) != 0);
io.KeyCtrl = ((SDL_GetModState() & KMOD_CTRL) != 0);
io.KeyAlt = ((SDL_GetModState() & KMOD_ALT) != 0);
io.KeySuper = ((SDL_GetModState() & KMOD_GUI) != 0);
break;
}
case SDL_WINDOWEVENT:
switch (event.window.event) {
case SDL_WINDOWEVENT_CLOSE:
active_ = false;
break;
case SDL_WINDOWEVENT_SIZE_CHANGED:
io.DisplaySize.x = static_cast<float>(event.window.data1);
io.DisplaySize.y = static_cast<float>(event.window.data2);
break;
default:
break;
}
break;
default:
break;
}
int mouseX;