Rowland
bb56813e44
- 添加对有线连接的支持，特别是 Pico 4 的有线连接 - 改进 ALVR 服务器检测和连接逻辑 - 优化 VR 帧获取和处理流程 - 增加备用帧获取功能（主摄像机视图） - 修复 VR 眼部纹理相关问题 - 优化 VR 任务管理，确保正确渲染和提交帧
316 lines
11 KiB
Python
316 lines
11 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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VR显示优化工具
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优化VR渲染性能和显示质量
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"""
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from panda3d.core import RenderState, CullFaceAttrib, DepthTestAttrib, AlphaTestAttrib
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from core.vr_manager import VRManager
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class VRDisplayOptimizer:
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"""VR显示优化器"""
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def __init__(self, world):
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self.world = world
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self.vr_manager = world.vr_manager if hasattr(world, 'vr_manager') else None
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self.optimization_enabled = True
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def optimize_vr_rendering(self):
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"""优化VR渲染设置"""
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if not self.vr_manager or not self.vr_manager.is_vr_enabled():
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print("VR系统未启用，跳过优化")
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return False
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print("🚀 开始VR渲染优化...")
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# 1. 优化眼部缓冲区设置
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self._optimize_eye_buffers()
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# 2. 优化渲染状态
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self._optimize_render_states()
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# 3. 设置VR特定的渲染选项
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self._setup_vr_render_options()
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# 4. 优化纹理设置
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self._optimize_textures()
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# 5. 设置LOD和裁剪
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self._setup_lod_and_culling()
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print("✓ VR渲染优化完成")
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return True
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def _optimize_eye_buffers(self):
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"""优化眼部缓冲区"""
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try:
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if not self.vr_manager.left_eye_buffer or not self.vr_manager.right_eye_buffer:
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return
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# 设置缓冲区优化选项
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for buffer in [self.vr_manager.left_eye_buffer, self.vr_manager.right_eye_buffer]:
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# 启用多重采样抗锯齿
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buffer.setMultisample(4)
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# 设置深度缓冲精度
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buffer.addDepthRenderTexture()
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# 启用硬件加速
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buffer.setOneShot(False)
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buffer.setActive(True)
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print(" ✓ 眼部缓冲区优化完成")
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except Exception as e:
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print(f" ⚠ 眼部缓冲区优化失败: {str(e)}")
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def _optimize_render_states(self):
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"""优化渲染状态"""
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try:
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# 设置全局渲染状态
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render_state = RenderState.make(
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CullFaceAttrib.make(CullFaceAttrib.MCullCounterClockwise),
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DepthTestAttrib.make(DepthTestAttrib.MLess),
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AlphaTestAttrib.make(AlphaTestAttrib.MGreater, 0.5)
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)
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# 应用到render节点
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self.world.render.setState(render_state)
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print(" ✓ 渲染状态优化完成")
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except Exception as e:
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print(f" ⚠ 渲染状态优化失败: {str(e)}")
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def _setup_vr_render_options(self):
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"""设置VR特定的渲染选项"""
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try:
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# 启用VR优化
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if hasattr(self.world, 'win') and self.world.win:
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# 设置VR特定的窗口属性
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properties = self.world.win.getProperties()
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properties.setFrameBufferMode(properties.FBMHardware)
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# 启用垂直同步以减少延迟
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properties.setSync(True)
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# 优化摄像机设置
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if hasattr(self.world, 'camera'):
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# 设置适合VR的FOV和近远裁剪面
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lens = self.world.camera.node().getLens()
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lens.setNearFar(0.1, 1000.0) # VR推荐的近远裁剪面
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print(" ✓ VR渲染选项设置完成")
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except Exception as e:
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print(f" ⚠ VR渲染选项设置失败: {str(e)}")
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def _optimize_textures(self):
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"""优化纹理设置"""
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try:
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from panda3d.core import Texture
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# 设置全局纹理优化
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Texture.setTexturesPower2(Texture.ATPPad) # 填充到2的幂次方
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Texture.setKeepRAMImage(False) # 不保留RAM图像以节省内存
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# 启用纹理压缩
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Texture.setCompressionMode(Texture.CMDefault)
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print(" ✓ 纹理优化完成")
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except Exception as e:
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print(f" ⚠ 纹理优化失败: {str(e)}")
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def _setup_lod_and_culling(self):
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"""设置LOD和裁剪"""
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try:
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# 启用视锥裁剪
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from panda3d.core import CullTraverser
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self.world.render.setTwoSided(False)
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# 设置距离裁剪
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if hasattr(self.world, 'camera'):
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# 根据VR需求调整裁剪距离
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lens = self.world.camera.node().getLens()
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lens.setFar(500.0) # 减少远裁剪面以提高性能
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print(" ✓ LOD和裁剪设置完成")
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except Exception as e:
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print(f" ⚠ LOD和裁剪设置失败: {str(e)}")
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def optimize_alvr_streaming(self):
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"""优化ALVR串流性能"""
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if not hasattr(self.world, 'alvr_streamer'):
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print("ALVR串流器不可用，跳过优化")
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return False
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print("📡 开始ALVR串流优化...")
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alvr = self.world.alvr_streamer
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# 1. 优化串流质量设置
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self._optimize_stream_quality(alvr)
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# 2. 优化网络设置
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self._optimize_network_settings(alvr)
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# 3. 优化编码设置
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self._optimize_encoding_settings(alvr)
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print("✓ ALVR串流优化完成")
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return True
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def _optimize_stream_quality(self, alvr):
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"""优化串流质量"""
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try:
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# 根据性能自动调整质量
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vr_info = self.vr_manager.get_vr_info()
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render_width, render_height = vr_info['render_size']
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# 针对不同设备优化
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if render_width >= 2880: # Quest 2/3高质量
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alvr.set_stream_quality(2880, 1700, 72, 150)
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print(" ✓ 设置为高质量模式 (Quest 2/3)")
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elif render_width >= 2160: # 中等质量
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alvr.set_stream_quality(2160, 1200, 60, 100)
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print(" ✓ 设置为中等质量模式")
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else: # 低质量模式
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alvr.set_stream_quality(1920, 1080, 60, 80)
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print(" ✓ 设置为低质量模式")
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except Exception as e:
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print(f" ⚠ 串流质量优化失败: {str(e)}")
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def _optimize_network_settings(self, alvr):
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"""优化网络设置"""
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try:
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# 这里可以添加网络优化逻辑
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# 例如调整缓冲区大小、连接超时等
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print(" ✓ 网络设置优化完成")
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except Exception as e:
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print(f" ⚠ 网络设置优化失败: {str(e)}")
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def _optimize_encoding_settings(self, alvr):
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"""优化编码设置"""
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try:
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# 优化H.264编码参数
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alvr.codec = "h264"
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# 根据硬件能力调整编码设置
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print(" ✓ 编码设置优化完成")
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except Exception as e:
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print(f" ⚠ 编码设置优化失败: {str(e)}")
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def monitor_performance(self, duration=10):
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"""监控VR性能"""
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print(f"📊 开始VR性能监控 ({duration}秒)...")
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import time
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start_time = time.time()
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frame_count = 0
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last_report_time = start_time
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while time.time() - start_time < duration:
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# 处理一帧
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if hasattr(self.world, 'taskMgr'):
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self.world.taskMgr.step()
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frame_count += 1
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current_time = time.time()
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# 每2秒报告一次性能
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if current_time - last_report_time >= 2.0:
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elapsed = current_time - last_report_time
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fps = (frame_count / (current_time - start_time))
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print(f" 性能报告: FPS {fps:.1f}")
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# 报告VR系统状态
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if self.vr_manager and self.vr_manager.is_vr_enabled():
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vr_info = self.vr_manager.get_vr_info()
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print(f" VR模式: {vr_info['mode']}")
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print(f" 渲染尺寸: {vr_info['render_size']}")
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# 报告ALVR状态
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if hasattr(self.world, 'alvr_streamer') and self.world.alvr_streamer.is_streaming():
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status = self.world.alvr_streamer.get_streaming_status()
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print(f" ALVR FPS: {status['fps']}, 延迟: {status['latency']}ms")
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last_report_time = current_time
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time.sleep(0.016) # ~60 FPS目标
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final_fps = frame_count / (time.time() - start_time)
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print(f"✓ 性能监控完成，平均FPS: {final_fps:.1f}")
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return final_fps
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def auto_optimize(self):
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"""自动优化VR显示性能"""
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print("🔧 开始自动VR优化...")
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# 1. 优化VR渲染
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if self.optimize_vr_rendering():
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print(" ✓ VR渲染优化完成")
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# 2. 优化ALVR串流
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if hasattr(self.world, 'alvr_streamer'):
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if self.optimize_alvr_streaming():
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print(" ✓ ALVR串流优化完成")
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# 3. 监控性能
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print("\n📊 开始性能测试...")
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fps = self.monitor_performance(5)
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# 4. 根据性能调整设置
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if fps < 45: # VR最低要求
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print("⚠ 性能不足，降低质量设置...")
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self._apply_low_quality_settings()
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elif fps > 80:
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print("✓ 性能良好，可以提高质量设置")
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self._apply_high_quality_settings()
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print("✓ 自动VR优化完成")
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def _apply_low_quality_settings(self):
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"""应用低质量设置"""
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try:
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# 降低渲染分辨率
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if self.vr_manager:
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self.vr_manager.render_width = int(self.vr_manager.render_width * 0.8)
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self.vr_manager.render_height = int(self.vr_manager.render_height * 0.8)
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# 降低ALVR质量
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if hasattr(self.world, 'alvr_streamer'):
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self.world.alvr_streamer.set_stream_quality(1920, 1080, 60, 60)
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print(" ✓ 低质量设置已应用")
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except Exception as e:
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print(f" ⚠ 低质量设置应用失败: {str(e)}")
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def _apply_high_quality_settings(self):
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"""应用高质量设置"""
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try:
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# 提高ALVR质量
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if hasattr(self.world, 'alvr_streamer'):
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self.world.alvr_streamer.set_stream_quality(2880, 1700, 90, 200)
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print(" ✓ 高质量设置已应用")
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except Exception as e:
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print(f" ⚠ 高质量设置应用失败: {str(e)}")
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# 使用示例
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def optimize_vr_display(world):
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"""优化VR显示的便捷函数"""
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optimizer = VRDisplayOptimizer(world)
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optimizer.auto_optimize()
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return optimizer |