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vo_sdl: Support mouse wheel input

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This commit is contained in:
Cameron Cawley 2019-07-06 16:52:42 +01:00 committed by wm4
parent 6f9399327e
commit d51e637150
1 changed files with 11 additions and 1 deletions
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12
video/out/vo_sdl.c
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@ -588,11 +588,21 @@ static void wait_events(struct vo *vo, int64_t until_time_us)
mp_input_put_key(vo->input_ctx,
(MP_MBTN_BASE + ev.button.button - 1) | MP_KEY_STATE_UP);
break;
case SDL_MOUSEWHEEL:
case SDL_MOUSEWHEEL: {
#if SDL_VERSION_ATLEAST(2, 0, 4)
double multiplier = ev.wheel.direction == SDL_MOUSEWHEEL_FLIPPED ? -0.1 : 0.1;
#else
double multiplier = 0.1;
#endif
int y_code = ev.wheel.y > 0 ? MP_WHEEL_UP : MP_WHEEL_DOWN;
mp_input_put_wheel(vo->input_ctx, y_code, abs(ev.wheel.y) * multiplier);
int x_code = ev.wheel.x > 0 ? MP_WHEEL_RIGHT : MP_WHEEL_LEFT;
mp_input_put_wheel(vo->input_ctx, x_code, abs(ev.wheel.x) * multiplier);
break;
}
}
}
}
static void uninit(struct vo *vo)
{