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StarPilot/tools/sim/bridge/metadrive/metadrive_common.py
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github-actions[bot] eefc084302 sunnypilot v2025.12.18-3820
version: sunnypilot v2025.003.000 (dev)
date: 2025-12-18T05:48:43
master commit: 16c052af0835f049a67b80251d8cc1114fc08bb4
2025-12-18 05:48:43 +00:00

38 lines
1.2 KiB
Python

import numpy as np
from metadrive.component.sensors.rgb_camera import RGBCamera
from panda3d.core import Texture, GraphicsOutput
class CopyRamRGBCamera(RGBCamera):
"""Camera which copies its content into RAM during the render process, for faster image grabbing."""
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.cpu_texture = Texture()
self.buffer.addRenderTexture(self.cpu_texture, GraphicsOutput.RTMCopyRam)
def get_rgb_array_cpu(self):
origin_img = self.cpu_texture
img = np.frombuffer(origin_img.getRamImage().getData(), dtype=np.uint8)
img = img.reshape((origin_img.getYSize(), origin_img.getXSize(), -1))
img = img[:,:,:3] # RGBA to RGB
# img = np.swapaxes(img, 1, 0)
img = img[::-1] # Flip on vertical axis
return img
class RGBCameraWide(CopyRamRGBCamera):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
lens = self.get_lens()
lens.setFov(120)
lens.setNear(0.1)
class RGBCameraRoad(CopyRamRGBCamera):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
lens = self.get_lens()
lens.setFov(40)
lens.setNear(0.1)