def test_getAndSet(data): color = Color(*data["data_to_set"]) assert color == Color(*data["expected"]) assert color.r == data["expected"][0] assert color.g == data["expected"][1] assert color.b == data["expected"][2] assert color.a == data["expected"][3] # And flip the data around to set the values one by one reversed_data = data["data_to_set"][::-1] color.setR(reversed_data[0]) color.setG(reversed_data[1]) color.setB(reversed_data[2]) color.setA(reversed_data[3]) assert color.r == data["expected"][3] assert color.g == data["expected"][2] assert color.b == data["expected"][1] assert color.a == data["expected"][0]
class ConvexHullNode(SceneNode): def __init__(self, node, hull, parent = None): super().__init__(parent) self.setCalculateBoundingBox(False) self._shader = None self._original_parent = parent self._inherit_orientation = False self._inherit_scale = False self._color = Color(35, 35, 35, 128) self._node = node self._node.transformationChanged.connect(self._onNodePositionChanged) self._node.parentChanged.connect(self._onNodeParentChanged) self._node.decoratorsChanged.connect(self._onNodeDecoratorsChanged) self._onNodeDecoratorsChanged(self._node) self._convex_hull_head_mesh = None self._hull = hull hull_points = self._hull.getPoints() hull_mesh = self.createHullMesh(self._hull.getPoints()) if hull_mesh: self.setMeshData(hull_mesh) convex_hull_head = self._node.callDecoration("getConvexHullHead") if convex_hull_head: self._convex_hull_head_mesh = self.createHullMesh(convex_hull_head.getPoints()) def createHullMesh(self, hull_points): mesh = MeshData() if len(hull_points) > 3: center = (hull_points.min(0) + hull_points.max(0)) / 2.0 mesh.addVertex(center[0], -0.1, center[1]) else: return None for point in hull_points: mesh.addVertex(point[0], -0.1, point[1]) indices = [] for i in range(len(hull_points) - 1): indices.append([0, i + 1, i + 2]) indices.append([0, mesh.getVertexCount() - 1, 1]) mesh.addIndices(numpy.array(indices, numpy.int32)) return mesh def getWatchedNode(self): return self._node def render(self, renderer): if not self._shader: self._shader = OpenGL.getInstance().createShaderProgram(Resources.getPath(Resources.Shaders, "default.shader")) self._shader.setUniformValue("u_color", self._color) if self.getParent(): renderer.queueNode(self, transparent = True, shader = self._shader, backface_cull = True, sort = -8) if self._convex_hull_head_mesh: renderer.queueNode(self, shader = self._shader, transparent = True, mesh = self._convex_hull_head_mesh, backface_cull = True, sort = -8) return True def _onNodePositionChanged(self, node): if node.callDecoration("getConvexHull"): node.callDecoration("setConvexHull", None) node.callDecoration("setConvexHullNode", None) self.setParent(None) def _onNodeParentChanged(self, node): if node.getParent(): self.setParent(self._original_parent) else: self.setParent(None) def _onNodeDecoratorsChanged(self, node): self._color = Color(35, 35, 35, 0.5) if not node: return if node.hasDecoration("getProfile"): self._color.setR(0.75) if node.hasDecoration("getSetting"): self._color.setG(0.75)
class ConvexHullNode(SceneNode): def __init__(self, node, hull, parent=None): super().__init__(parent) self.setCalculateBoundingBox(False) self._shader = None self._original_parent = parent self._inherit_orientation = False self._inherit_scale = False self._color = Color(35, 35, 35, 128) self._node = node self._node.transformationChanged.connect(self._onNodePositionChanged) self._node.parentChanged.connect(self._onNodeParentChanged) self._node.decoratorsChanged.connect(self._onNodeDecoratorsChanged) self._onNodeDecoratorsChanged(self._node) self._convex_hull_head_mesh = None self._hull = hull hull_points = self._hull.getPoints() hull_mesh = self.createHullMesh(self._hull.getPoints()) if hull_mesh: self.setMeshData(hull_mesh) convex_hull_head = self._node.callDecoration("getConvexHullHead") if convex_hull_head: self._convex_hull_head_mesh = self.createHullMesh( convex_hull_head.getPoints()) def createHullMesh(self, hull_points): mesh = MeshData() if len(hull_points) > 3: center = (hull_points.min(0) + hull_points.max(0)) / 2.0 mesh.addVertex(center[0], -0.1, center[1]) else: return None for point in hull_points: mesh.addVertex(point[0], -0.1, point[1]) indices = [] for i in range(len(hull_points) - 1): indices.append([0, i + 1, i + 2]) indices.append([0, mesh.getVertexCount() - 1, 1]) mesh.addIndices(numpy.array(indices, numpy.int32)) return mesh def getWatchedNode(self): return self._node def render(self, renderer): if not self._shader: self._shader = OpenGL.getInstance().createShaderProgram( Resources.getPath(Resources.Shaders, "default.shader")) self._shader.setUniformValue("u_color", self._color) if self.getParent(): renderer.queueNode(self, transparent=True, shader=self._shader, backface_cull=True, sort=-8) if self._convex_hull_head_mesh: renderer.queueNode(self, shader=self._shader, transparent=True, mesh=self._convex_hull_head_mesh, backface_cull=True, sort=-8) return True def _onNodePositionChanged(self, node): if node.callDecoration("getConvexHull"): node.callDecoration("setConvexHull", None) node.callDecoration("setConvexHullNode", None) self.setParent(None) def _onNodeParentChanged(self, node): if node.getParent(): self.setParent(self._original_parent) else: self.setParent(None) def _onNodeDecoratorsChanged(self, node): self._color = Color(35, 35, 35, 0.5) if not node: return if node.hasDecoration("getProfile"): self._color.setR(0.75) if node.hasDecoration("getSetting"): self._color.setG(0.75)
class ConvexHullNode(SceneNode): def __init__(self, node, hull, parent = None): super().__init__(parent) self.setCalculateBoundingBox(False) self._shader = None self._original_parent = parent self._inherit_orientation = False self._inherit_scale = False self._color = Color(35, 35, 35, 128) self._mesh_height = 0.1 #The y-coordinate of the convex hull mesh. Must not be 0, to prevent z-fighting. self._node = node self._node.transformationChanged.connect(self._onNodePositionChanged) self._node.parentChanged.connect(self._onNodeParentChanged) self._node.decoratorsChanged.connect(self._onNodeDecoratorsChanged) self._onNodeDecoratorsChanged(self._node) self._convex_hull_head_mesh = None self._hull = hull hull_points = self._hull.getPoints() hull_mesh = self.createHullMesh(self._hull.getPoints()) if hull_mesh: self.setMeshData(hull_mesh) convex_hull_head = self._node.callDecoration("getConvexHullHead") if convex_hull_head: self._convex_hull_head_mesh = self.createHullMesh(convex_hull_head.getPoints()) def createHullMesh(self, hull_points): #Input checking. if len(hull_points) < 3: return None mesh_builder = MeshBuilder() point_first = Vector(hull_points[0][0], self._mesh_height, hull_points[0][1]) point_previous = Vector(hull_points[1][0], self._mesh_height, hull_points[1][1]) for point in hull_points[2:]: #Add the faces in the order of a triangle fan. point_new = Vector(point[0], self._mesh_height, point[1]) mesh_builder.addFace(point_first, point_previous, point_new, color = self._color) point_previous = point_new #Prepare point_previous for the next triangle. return mesh_builder.getData() def getWatchedNode(self): return self._node def render(self, renderer): if not self._shader: self._shader = OpenGL.getInstance().createShaderProgram(Resources.getPath(Resources.Shaders, "default.shader")) self._shader.setUniformValue("u_color", self._color) if self.getParent(): renderer.queueNode(self, transparent = True, shader = self._shader, backface_cull = True, sort = -8) if self._convex_hull_head_mesh: renderer.queueNode(self, shader = self._shader, transparent = True, mesh = self._convex_hull_head_mesh, backface_cull = True, sort = -8) return True def _onNodePositionChanged(self, node): if node.callDecoration("getConvexHull"): node.callDecoration("setConvexHull", None) node.callDecoration("setConvexHullNode", None) self.setParent(None) def _onNodeParentChanged(self, node): if node.getParent(): self.setParent(self._original_parent) else: self.setParent(None) def _onNodeDecoratorsChanged(self, node): self._color = Color(35, 35, 35, 0.5) if not node: return if node.hasDecoration("getProfile"): self._color.setR(0.75) if node.hasDecoration("getSetting"): self._color.setG(0.75)
class ConvexHullNode(SceneNode): def __init__(self, node, hull, parent=None): super().__init__(parent) self.setCalculateBoundingBox(False) self._shader = None self._original_parent = parent self._inherit_orientation = False self._inherit_scale = False self._color = Color(35, 35, 35, 128) self._mesh_height = 0.1 #The y-coordinate of the convex hull mesh. Must not be 0, to prevent z-fighting. self._node = node self._node.transformationChanged.connect(self._onNodePositionChanged) self._node.parentChanged.connect(self._onNodeParentChanged) self._node.decoratorsChanged.connect(self._onNodeDecoratorsChanged) self._onNodeDecoratorsChanged(self._node) self._convex_hull_head_mesh = None self._hull = hull hull_points = self._hull.getPoints() # TODO: @UnusedVariable hull_mesh = self.createHullMesh(self._hull.getPoints()) if hull_mesh: self.setMeshData(hull_mesh) convex_hull_head = self._node.callDecoration("getConvexHullHead") if convex_hull_head: self._convex_hull_head_mesh = self.createHullMesh( convex_hull_head.getPoints()) def createHullMesh(self, hull_points): #Input checking. if len(hull_points) < 3: return None mesh_builder = MeshBuilder() point_first = Vector(hull_points[0][0], self._mesh_height, hull_points[0][1]) point_previous = Vector(hull_points[1][0], self._mesh_height, hull_points[1][1]) for point in hull_points[ 2:]: #Add the faces in the order of a triangle fan. point_new = Vector(point[0], self._mesh_height, point[1]) mesh_builder.addFace(point_first, point_previous, point_new, color=self._color) point_previous = point_new #Prepare point_previous for the next triangle. return mesh_builder.getData() def getWatchedNode(self): return self._node def render(self, renderer): if not self._shader: self._shader = OpenGL.getInstance().createShaderProgram( Resources.getPath(Resources.Shaders, "default.shader")) self._shader.setUniformValue("u_color", self._color) if self.getParent(): renderer.queueNode(self, transparent=True, shader=self._shader, backface_cull=True, sort=-8) if self._convex_hull_head_mesh: renderer.queueNode(self, shader=self._shader, transparent=True, mesh=self._convex_hull_head_mesh, backface_cull=True, sort=-8) return True def _onNodePositionChanged(self, node): if node.callDecoration("getConvexHull"): node.callDecoration("setConvexHull", None) node.callDecoration("setConvexHullNode", None) self.setParent(None) def _onNodeParentChanged(self, node): if node.getParent(): self.setParent(self._original_parent) else: self.setParent(None) def _onNodeDecoratorsChanged(self, node): self._color = Color(35, 35, 35, 0.5) if not node: return if node.hasDecoration("getProfile"): self._color.setR(0.75) if node.hasDecoration("getSetting"): self._color.setG(0.75)