229 lines
7.8 KiB
Python
229 lines
7.8 KiB
Python
import psutil
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import ctypes
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import time
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import asyncio
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import openvr
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from PIL import Image
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def checkSteamvrRunning():
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for proc in psutil.process_iter():
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if "vrserver" in proc.name().lower() or "vrcompositor" in proc.name().lower():
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return True
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return False
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# This code is based on the following source:
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# [GOpy](https://github.com/MeroFune/GOpy)
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def mat34Id():
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arr = openvr.HmdMatrix34_t()
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arr[0][0] = 1
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arr[1][1] = 1
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arr[2][2] = 1
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return arr
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class UIElement:
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def __init__(self, overlayRoot, key: str, name: str, settings: dict = None) -> None:
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"""
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pos is a 2-tuple representing (x, y) normalized position of the overlay on the screen
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"""
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self.overlay = overlayRoot
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self.overlayKey = key
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self.overlayName = name
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self.settings = settings
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self.handle = self.overlay.createOverlay(self.overlayKey, self.overlayName)
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self.setImage(Image.new("RGBA", (1, 1), (0, 0, 0, 0))) # blank image for default
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self.setColor(self.settings['Color'])
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self.setTransparency(self.settings['Transparency'])
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self.overlay.setOverlayWidthInMeters(
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self.handle,
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self.settings['Ui_scaling']
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)
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self.updatePosition()
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self.overlay.showOverlay(self.handle)
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def setImage(self, img):
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# configure overlay appearance
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width, height = img.size
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img = img.tobytes()
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img = (ctypes.c_char * len(img)).from_buffer_copy(img)
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self.overlay.setOverlayRaw(self.handle, img, width, height, 4)
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def setColor(self, col):
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"""
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col is a 3-tuple representing (r, g, b)
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"""
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self.overlay.setOverlayColor(self.handle, col[0], col[1], col[2])
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def setTransparency(self, a):
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self.overlay.setOverlayAlpha(self.handle, a)
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def updatePosition(self):
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self.transform = mat34Id() # no rotation required for HMD attachment
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# assign position
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self.transform[0][3] = self.settings["Normalized_icon_X_position"] * self.settings['Icon_plane_depth']
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self.transform[1][3] = self.settings["Normalized_icon_Y_position"] * self.settings['Icon_plane_depth']
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self.transform[2][3] = - self.settings['Icon_plane_depth']
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self.overlay.setOverlayTransformTrackedDeviceRelative(
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self.handle,
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openvr.k_unTrackedDeviceIndex_Hmd,
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self.transform
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)
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def setPosition(self, pos):
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"""
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pos is a 2-tuple representing normalized (x, y)
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"""
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self.settings["Normalized_icon_X_position"] = pos[0]
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self.settings["Normalized_icon_Y_position"] = pos[1]
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def setDepth(self, depth):
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self.settings["Icon_plane_depth"] = depth
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def setUiScaling(self, ui_scaling):
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self.overlay.setOverlayWidthInMeters(
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self.handle,
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ui_scaling,
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)
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class UIManager:
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def __init__(self, overlay_key, overlay_name, settings):
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self.overlay = openvr.IVROverlay()
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self.settings = settings
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self.overlayUI = UIElement(
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self.overlay,
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overlay_key,
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overlay_name,
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self.settings,
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)
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self.fadeRatio = 1
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self.lastUpdate = time.monotonic()
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def update(self):
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currTime = time.monotonic()
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if self.settings['Fade_interval'] != 0:
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self.evaluateTransparencyFade(self.lastUpdate, currTime)
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def uiUpdate(self, img):
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self.overlayUI.setImage(img)
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self.overlayUI.setTransparency(self.settings['Transparency'])
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self.lastUpdate = time.monotonic()
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def evaluateTransparencyFade(self, lastUpdate, currentTime):
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if (currentTime - lastUpdate) > self.settings['Fade_time']:
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timeThroughInterval = currentTime - lastUpdate - self.settings['Fade_time']
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self.fadeRatio = 1 - timeThroughInterval / self.settings['Fade_interval']
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if self.fadeRatio < 0:
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self.fadeRatio = 0
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self.overlayUI.setTransparency(self.fadeRatio * self.settings['Transparency'])
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def posUpdate(self):
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self.overlayUI.updatePosition()
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def setPosition(self, pos):
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self.overlayUI.setPosition(pos)
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def setDepth(self, depth):
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self.overlayUI.setDepth(depth)
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def setFadeTime(self, fade_time):
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self.settings["Fade_time"] = fade_time
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def setFadeInterval(self, fade_interval):
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self.settings["Fade_interval"] = fade_interval
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def setUiScaling(self, ui_scaling):
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self.overlayUI.setUiScaling(ui_scaling)
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def setTransparency(self, transparency):
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self.settings["Transparency"] = transparency
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self.overlayUI.setTransparency(self.fadeRatio * self.settings['Transparency'])
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class Overlay:
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def __init__(self, x, y , depth, fade_time, fade_interval, transparency, ui_scaling):
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self.initialized = False
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settings = {
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"Color": [1, 1, 1],
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"Transparency": transparency,
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"Normalized_icon_X_position": x,
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"Normalized_icon_Y_position": y,
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"Icon_plane_depth": depth,
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"Fade_time": fade_time,
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"Fade_interval": fade_interval,
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"Ui_scaling": ui_scaling,
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}
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self.settings = settings
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def init(self):
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try:
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if checkSteamvrRunning() is True:
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openvr.init(openvr.VRApplication_Overlay)
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self.initialized = True
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except Exception as e:
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print("Could not initialise OpenVR")
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async def mainLoop(self):
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while True:
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startTime = time.monotonic()
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self.uiManager.update()
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sleepTime = (1 / 60) - (time.monotonic() - startTime)
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if sleepTime > 0:
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await asyncio.sleep(sleepTime)
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async def initMain(self):
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self.uiManager = UIManager("Overlay_Speaker2log", "SOverlay_Speaker2log_UI", self.settings)
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await self.mainLoop()
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def startOverlay(self):
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asyncio.run(self.initMain())
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if __name__ == '__main__':
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from overlay_image import OverlayImage
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from threading import Thread, Event
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class threadFnc(Thread):
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def __init__(self, fnc, end_fnc=None, daemon=True, *args, **kwargs):
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super(threadFnc, self).__init__(daemon=daemon, *args, **kwargs)
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self.fnc = fnc
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self.end_fnc = end_fnc
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self._stop = Event()
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def stop(self):
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self._stop.set()
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def stopped(self):
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return self._stop.is_set()
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def run(self):
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while True:
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if self.stopped():
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if callable(self.end_fnc):
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self.end_fnc()
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return
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self.fnc(*self._args, **self._kwargs)
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overlay = Overlay()
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overlay_image = OverlayImage()
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if overlay.initialized is False:
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overlay.init()
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if overlay.initialized is True:
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t = threadFnc(overlay.startOverlay)
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t.start()
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time.sleep(1)
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img = overlay_image.createOverlayImageShort("こんにちは、世界！さようなら", "Japanese", "Hello,World!Goodbye", "Japanese", ui_type="sakura")
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# img = overlay_image.createOverlayImageShort("こんにちは、世界！さようなら", "Japanese", ui_type="sakura")
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if overlay.initialized is True:
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overlay.uiManager.uiUpdate(img)
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time.sleep(10)
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img = overlay_image.createOverlayImageShort("こんにちは、世界！さようなら", "Japanese", "안녕하세요, 세계!안녕", "Korean")
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if overlay.initialized is True:
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overlay.uiManager.uiUpdate(img)
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time.sleep(10)
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img = overlay_image.createOverlayImageShort("こんにちは、世界！さようなら", "Japanese", "你好世界！再见", "Chinese Simplified")
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if overlay.initialized is True:
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overlay.uiManager.uiUpdate(img)
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time.sleep(10) |