mirror of
https://git.mirrors.martin98.com/https://github.com/Ultimaker/Cura
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105 lines
4.1 KiB
Python
105 lines
4.1 KiB
Python
# Copyright (c) 2015 Ultimaker B.V.
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# Cura is released under the terms of the AGPLv3 or higher.
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from UM.PluginRegistry import PluginRegistry
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from UM.View.View import View
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from UM.Scene.Iterator.DepthFirstIterator import DepthFirstIterator
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from UM.Resources import Resources
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from UM.Event import Event, KeyEvent
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from UM.Scene.Selection import Selection
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from UM.Math.Color import Color
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from UM.Scene.SceneNode import SceneNode
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from UM.View.GL.OpenGL import OpenGL
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from cura.ConvexHullNode import ConvexHullNode
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from PyQt5.QtCore import Qt
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from PyQt5.QtWidgets import QApplication
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from . import LayerViewProxy
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from UM.i18n import i18nCatalog
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catalog = i18nCatalog("cura")
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from . import LayerPass
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import os.path
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## View used to display g-code paths.
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class LayerView(View):
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def __init__(self):
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super().__init__()
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self._proxy = LayerViewProxy.LayerViewProxy()
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self._ghost_shader = None
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self._layer_pass = None
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self._composite_pass = None
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self._old_layer_bindings = None
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self._layerview_composite_shader = None
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self._old_composite_shader = None
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def getLayerPass(self):
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if not self._layer_pass:
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# Currently the RenderPass constructor requires a size > 0
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# This should be fixed in RenderPass's constructor.
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self._layer_pass = LayerPass.LayerPass(1, 1)
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self.getRenderer().addRenderPass(self._layer_pass)
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return self._layer_pass
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## Hackish way to ensure the proxy is already created, which ensures that the layerview.qml is already created
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# as this caused some issues.
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def getProxy(self, engine, script_engine):
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return self._proxy
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def beginRendering(self):
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scene = self.getController().getScene()
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renderer = self.getRenderer()
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if not self._ghost_shader:
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self._ghost_shader = OpenGL.getInstance().createShaderProgram(Resources.getPath(Resources.Shaders, "color.shader"))
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self._ghost_shader.setUniformValue("u_color", Color(32, 32, 32, 96))
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for node in DepthFirstIterator(scene.getRoot()):
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# We do not want to render ConvexHullNode as it conflicts with the bottom layers.
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# However, it is somewhat relevant when the node is selected, so do render it then.
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if type(node) is ConvexHullNode and not Selection.isSelected(node.getWatchedNode()):
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continue
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if not node.render(renderer):
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if node.getMeshData() and node.isVisible():
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renderer.queueNode(node, transparent = True, shader = self._ghost_shader)
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def endRendering(self):
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pass
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def event(self, event):
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modifiers = QApplication.keyboardModifiers()
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ctrl_is_active = modifiers == Qt.ControlModifier
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if event.type == Event.KeyPressEvent and ctrl_is_active:
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if event.key == KeyEvent.UpKey:
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self.getLayerPass().setLayer(self._current_layer_num + 1)
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return True
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if event.key == KeyEvent.DownKey:
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self.getLayerPass().setLayer(self._current_layer_num - 1)
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return True
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if event.type == Event.ViewActivateEvent:
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# Make sure the LayerPass is created
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self.getLayerPass()
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if not self._layerview_composite_shader:
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self._layerview_composite_shader = OpenGL.getInstance().createShaderProgram(os.path.join(PluginRegistry.getInstance().getPluginPath("LayerView"), "layerview_composite.shader"))
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if not self._composite_pass:
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self._composite_pass = self.getRenderer().getRenderPass("composite")
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self._old_layer_bindings = self._composite_pass.getLayerBindings()[:] # make a copy so we can restore to it later
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self._composite_pass.getLayerBindings().append("layerview")
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self._old_composite_shader = self._composite_pass.getCompositeShader()
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self._composite_pass.setCompositeShader(self._layerview_composite_shader)
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if event.type == Event.ViewDeactivateEvent:
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self._composite_pass.setLayerBindings(self._old_layer_bindings)
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self._composite_pass.setCompositeShader(self._old_composite_shader)
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