Golang GetScancodeFromKey示例

示例#1

文件： raytracer.go 项目： andreas-jonsson/octatron

func moveCamera(camera *trace.FreeFlightCamera, dtf float32) {
	state := sdl.GetKeyboardState()
	switch {
	case state[sdl.GetScancodeFromKey(sdl.K_UP)] != 0:
		camera.YRot += dtf * cameraSpeed
	case state[sdl.GetScancodeFromKey(sdl.K_DOWN)] != 0:
		camera.YRot -= dtf * cameraSpeed
	case state[sdl.GetScancodeFromKey(sdl.K_LEFT)] != 0:
		camera.XRot += dtf * cameraSpeed
	case state[sdl.GetScancodeFromKey(sdl.K_RIGHT)] != 0:
		camera.XRot -= dtf * cameraSpeed
	case state[sdl.GetScancodeFromKey(sdl.K_w)] != 0:
		camera.Move(dtf * cameraSpeed)
	case state[sdl.GetScancodeFromKey(sdl.K_s)] != 0:
		camera.Move(dtf * -cameraSpeed)
	case state[sdl.GetScancodeFromKey(sdl.K_a)] != 0:
		camera.Strafe(dtf * cameraSpeed)
	case state[sdl.GetScancodeFromKey(sdl.K_d)] != 0:
		camera.Strafe(dtf * -cameraSpeed)
	case state[sdl.GetScancodeFromKey(sdl.K_e)] != 0:
		camera.Lift(dtf * cameraSpeed)
	case state[sdl.GetScancodeFromKey(sdl.K_q)] != 0:
		camera.Lift(dtf * -cameraSpeed)
	}
}

示例#2

文件： keyboard.go 项目： tanema/amore

// GetScancodeFromKey translates a key to scancode.
func GetScancodeFromKey(key Key) Scancode {
	return Scancode(sdl.GetScancodeFromKey(sdl.Keycode(key)))
}

示例#3

文件： input.go 项目： fmd/gogol

func (i *Input) handleKeyUpEvent(e *sdl.KeyUpEvent) {
	code := sdl.GetScancodeFromKey(e.Keysym.Sym)
	if i.oldKeyStates[code] == 1 {
		i.KeyUpHandlers.trigger(KeyCode(code))
	}
}