192 lines
6.6 KiB
Python
192 lines
6.6 KiB
Python
import sys
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import os
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from core.CustomMouseController import CustomMouseController
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# 获取 RenderPipelineFile 的路径
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render_pipeline_path = './RenderPipelineFile'
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# 将该路径添加到 sys.path 中，确保 Python 能够找到它
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project_root = os.path.dirname(os.path.abspath(__file__))
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sys.path.insert(0, project_root)
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sys.path.insert(0, render_pipeline_path)
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from RenderPipelineFile.rpcore import RenderPipeline
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_global_render_pipeline = None
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from PyQt5.QtCore import *
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from PyQt5.QtGui import *
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from PyQt5.QtWidgets import *
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from panda3d.core import *
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from panda3d.core import GraphicsOutput, Texture, ConfigVariableManager, WindowProperties
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from direct.showbase.ShowBase import ShowBase
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import platform
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from QMeta3D.QMouseWatcherNode import QMouseWatcherNode
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from RenderPipelineFile.rpcore.render_target import RenderTarget
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__all__ = ["Meta3DWorld"]
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_global_world_instance=None
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import builtins
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class Meta3DWorld(ShowBase):
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def __init__(self, width=1380, height=750, is_fullscreen=False, size=1.0, clear_color=LVecBase4f(0, 0.5, 0, 1),
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name="qMeta3D"):
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global _global_world_instance
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global _global_render_pipeline
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_global_world_instance = self
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sort = -100
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self.parent = None
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# 设置基本配置
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loadPrcFileData("", "show-frame-rate-meter 0")
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loadPrcFileData("", "window-type offscreen") # 设置为离屏渲染
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loadPrcFileData("", f"win-size {width} {height}")
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loadPrcFileData("", "win-fixed-size #f") # 允许窗口调整大小
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# 🚀 VR性能优化配置
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loadPrcFileData("", "prefer-single-buffer true") # 减少缓冲区交换开销
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loadPrcFileData("", "gl-force-flush false") # 避免强制glFlush导致的性能损失
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loadPrcFileData("", "sync-video false") # 禁用默认VSync，让OpenVR控制
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loadPrcFileData("", "support-stencil false") # 禁用不必要的模板缓冲区
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loadPrcFileData("", "clock-mode non-real-time")
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# loadPrcFileData("", "gl-debug true")
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if (is_fullscreen):
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loadPrcFileData("", "fullscreen #t")
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self.render_pipeline = RenderPipeline()
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self.render_pipeline.pre_showbase_init()
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ShowBase.__init__(self)
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# 初始化渲染管线并设置可调整大小的标志
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self.render_pipeline.create(self)
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_global_render_pipeline = self.render_pipeline
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# 创建 Qt 能读的 RGBA8 贴图
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self.qt_output_tex = Texture("qt_output_tex")
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self.qt_output_tex.set_format(Texture.F_rgba8)
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self.qt_output_tex.set_component_type(Texture.T_unsigned_byte)
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# # 获取图形管线对象
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# gsg = self.win.getGsg()
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# host = gsg.getEngine().getHost()
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self.win.add_render_texture(self.qt_output_tex, GraphicsOutput.RTM_copy_ram)
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#self.screenTexture = Texture()
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#self.screenTexture.setMinfilter(Texture.FTLinear)
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#self.screenTexture.setFormat(Texture.FRgba32)
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#self.screenTexture.set_wrap_u(Texture.WM_clamp)
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#self.screenTexture.set_wrap_v(Texture.WM_clamp)
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# buff_size_x = int(self.win.get_x_size() * size)
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# buff_size_y = int(self.win.get_y_size() * size)
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# winprops = WindowProperties()
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# winprops.set_size(buff_size_x, buff_size_y)
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#
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#
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# props = FrameBufferProperties()
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# props.set_rgb_color(True)
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# props.set_rgba_bits(8, 8, 8, 8)
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# props.set_depth_bits(8)
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# self.buff = self.graphicsEngine.make_output(
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# self.pipe, name, sort,
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# props, winprops,
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# GraphicsPipe.BF_resizeable,
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# self.win.get_gsg(), self.win)
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#self.screenTexture = render_pipeline._final_stage.target.color_tex
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#self.buff.addRenderTexture(self.screenTexture, GraphicsOutput.RTMCopyRam)
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# self.buff.set_sort(sort)
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#self.cam = self.makeCamera(self.buff)
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#self.render_pipeline._showbase.cam=self.makeCamera(self.buff)
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#self.render_pipeline._showbase.cam=self.makeCamera(self.buff)
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#self.render_pipeline._showbase.camera.reparentTo(self.render)
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#base.camera.reparentTo(self.render)
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#self.cam.reparentTo(self.render) # 可选同步
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#render_pipeline.set_camera(self.cam)
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#添加渲染效果
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#self.cam = self.render_pipeline._showbase.cam
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#self.camNode = self.cam.node()
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#self.camLens = self.camNode.get_lens()
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self.render_pipeline._showbase.camera = self.render_pipeline._showbase.cam
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#self.render_pipeline.daytime_mgr.update()
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# if clear_color is None:
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# self.buff.set_clear_active(GraphicsOutput.RTPColor, False)
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# else:
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# self.buff.set_clear_color(clear_color)
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# self.buff.set_clear_active(GraphicsOutput.RTPColor, True)
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# self.disableMouse()
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self.mouse_controller = CustomMouseController(self)
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self.mouse_controller.setUp()
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# 添加错误处理钩子
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self.accept("transform_state_error", self._handle_transform_error)
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def _handle_transform_error(self):
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"""处理TransformState相关的错误"""
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try:
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from panda3d.core import TransformState, RenderState
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TransformState.clear_cache()
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RenderState.clear_cache()
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print("已清理TransformState和RenderState缓存")
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except Exception as e:
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print(f"清理缓存时出错: {e}")
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def render_pipeline(self):
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"""获取 RenderPipeline 实例"""
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return self._render_pipeline
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def set_parent(self, parent: QWidget):
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self.parent = parent
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self.mouseWatcherNode = QMouseWatcherNode(parent)
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def getAspectRatio(self, win = None):
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if win is None and self.parent is not None:
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return float(self.parent.width()) / float(self.parent.height())
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else:
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return super().getAspectRatio(win)
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def get_render_pipeline():
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"""获取全局 RenderPipeline 单例"""
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if _global_render_pipeline is None:
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raise RuntimeError(
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"RenderPipeline has not been initialized yet. Please create a 3DWorld instance first.")
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return _global_render_pipeline
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def resize_buffer(self, width: int, height: int):
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props = WindowProperties()
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props.set_size(width, height)
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self.win.request_properties(props)
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# 重新分配输出贴图的大小
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self.qt_output_tex.set_x_size(width)
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self.qt_output_tex.set_y_size(height)
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# 更新 lens 的 aspect ratio
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if self.camLens:
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self.camLens.set_film_size(width, height) # 或 set_aspect_ratio(width / height)
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# 强制更新窗口（有时在 Qt 内嵌时需要）
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self.graphicsEngine.open_windows() |