mirror of
https://git.mirrors.martin98.com/https://github.com/Ultimaker/Cura
synced 2025-06-04 11:14:21 +08:00
Put ImageReader plugin in a new clean branch from 2.1. The plugin new uses numpy for geometry generation and image smoothing.
This commit is contained in:
parent
9544602df5
commit
f5939df085
97
plugins/ImageReader/ConfigUI.qml
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97
plugins/ImageReader/ConfigUI.qml
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// 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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import QtQuick 2.1
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import QtQuick.Controls 1.1
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import QtQuick.Layouts 1.1
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import QtQuick.Window 2.1
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import UM 1.1 as UM
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UM.Dialog
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{
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width: 250*Screen.devicePixelRatio;
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minimumWidth: 250*Screen.devicePixelRatio;
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maximumWidth: 250*Screen.devicePixelRatio;
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height: 200*Screen.devicePixelRatio;
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minimumHeight: 200*Screen.devicePixelRatio;
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maximumHeight: 200*Screen.devicePixelRatio;
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modality: Qt.Modal
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title: catalog.i18nc("@title:window", "Convert Image...")
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GridLayout
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{
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anchors.fill: parent;
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Layout.fillWidth: true
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columnSpacing: 16
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rowSpacing: 4
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columns: 2
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Text {
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text: catalog.i18nc("@action:label","Size")
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Layout.fillWidth:true
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}
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TextField {
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id: size
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focus: true
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validator: DoubleValidator {notation: DoubleValidator.StandardNotation; bottom: 1; top: 500;}
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text: qsTr("120")
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onTextChanged: { manager.onSizeChanged(text) }
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}
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Text {
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text: catalog.i18nc("@action:label","Base Height")
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Layout.fillWidth:true
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}
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TextField {
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id: base_height
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validator: DoubleValidator {notation: DoubleValidator.StandardNotation; bottom: 0; top: 500;}
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text: qsTr("2")
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onTextChanged: { manager.onBaseHeightChanged(text) }
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}
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Text {
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text: catalog.i18nc("@action:label","Peak Height")
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Layout.fillWidth:true
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}
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TextField {
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id: peak_height
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validator: DoubleValidator {notation: DoubleValidator.StandardNotation; bottom: 0; top: 500;}
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text: qsTr("12")
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onTextChanged: { manager.onPeakHeightChanged(text) }
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}
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Text {
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text: catalog.i18nc("@action:label","Smoothing")
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Layout.fillWidth:true
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}
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TextField {
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id: smoothing
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validator: IntValidator {bottom: 0; top: 100;}
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text: qsTr("1")
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onTextChanged: { manager.onSmoothingChanged(text) }
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}
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UM.I18nCatalog{id: catalog; name:"ultimaker"}
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}
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rightButtons: [
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Button
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{
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id:ok_button
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text: catalog.i18nc("@action:button","OK");
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onClicked: { manager.onOkButtonClicked() }
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enabled: true
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},
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Button
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{
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id:cancel_button
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text: catalog.i18nc("@action:button","Cancel");
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onClicked: { manager.onCancelButtonClicked() }
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enabled: true
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}
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]
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}
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197
plugins/ImageReader/ImageReader.py
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197
plugins/ImageReader/ImageReader.py
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# Copyright (c) 2015 Ultimaker B.V.
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# Copyright (c) 2013 David Braam
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# Cura is released under the terms of the AGPLv3 or higher.
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import os
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import numpy
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from PyQt5.QtGui import QImage, qRed, qGreen, qBlue
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from PyQt5.QtCore import Qt
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from UM.Mesh.MeshReader import MeshReader
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from UM.Mesh.MeshData import MeshData
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from UM.Scene.SceneNode import SceneNode
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from UM.Math.Vector import Vector
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from UM.Job import Job
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from .ImageReaderUI import ImageReaderUI
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class ImageReader(MeshReader):
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def __init__(self):
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super(ImageReader, self).__init__()
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self._supported_extensions = [".jpg", ".jpeg", ".bmp", ".gif", ".png"]
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self._ui = ImageReaderUI(self)
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self._wait = False
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self._canceled = False
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def read(self, file_name):
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extension = os.path.splitext(file_name)[1]
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if extension.lower() in self._supported_extensions:
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self._ui.showConfigUI()
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self._wait = True
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self._canceled = True
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while self._wait:
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pass
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# this causes the config window to not repaint...
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# Job.yieldThread()
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result = None
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if not self._canceled:
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result = self._generateSceneNode(file_name, self._ui.size, self._ui.peak_height, self._ui.base_height, self._ui.smoothing, 512)
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return result
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return None
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def _generateSceneNode(self, file_name, xz_size, peak_height, base_height, blur_iterations, max_size):
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mesh = None
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scene_node = None
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scene_node = SceneNode()
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mesh = MeshData()
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scene_node.setMeshData(mesh)
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img = QImage(file_name)
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width = max(img.width(), 2)
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height = max(img.height(), 2)
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aspect = height / width
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if img.width() < 2 or img.height() < 2:
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img = img.scaled(width, height, Qt.IgnoreAspectRatio)
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base_height = max(base_height, 0)
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xz_size = max(xz_size, 1)
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scale_vector = Vector(xz_size, max(peak_height - base_height, -base_height), xz_size)
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if width > height:
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scale_vector.setZ(scale_vector.z * aspect)
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elif height > width:
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scale_vector.setX(scale_vector.x / aspect)
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if width > max_size or height > max_size:
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scale_factor = max_size / width
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if height > width:
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scale_factor = max_size / height
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width = int(max(round(width * scale_factor), 2))
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height = int(max(round(height * scale_factor), 2))
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img = img.scaled(width, height, Qt.IgnoreAspectRatio)
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width_minus_one = width - 1
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height_minus_one = height - 1
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Job.yieldThread()
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texel_width = 1.0 / (width_minus_one) * scale_vector.x
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texel_height = 1.0 / (height_minus_one) * scale_vector.z
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height_data = numpy.zeros((height, width), dtype=numpy.float32)
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for x in range(0, width):
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for y in range(0, height):
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qrgb = img.pixel(x, y)
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avg = float(qRed(qrgb) + qGreen(qrgb) + qBlue(qrgb)) / (3 * 255)
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height_data[y, x] = avg
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Job.yieldThread()
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for i in range(0, blur_iterations):
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ii = blur_iterations-i
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copy = numpy.copy(height_data)
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height_data += numpy.roll(copy, ii, axis=0)
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height_data += numpy.roll(copy, -ii, axis=0)
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height_data += numpy.roll(copy, ii, axis=1)
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height_data += numpy.roll(copy, -ii, axis=1)
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height_data /= 5
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Job.yieldThread()
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height_data *= scale_vector.y
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height_data += base_height
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heightmap_face_count = 2 * height_minus_one * width_minus_one
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total_face_count = heightmap_face_count + (width_minus_one * 2) * (height_minus_one * 2) + 2
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mesh.reserveFaceCount(total_face_count)
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# initialize to texel space vertex offsets
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heightmap_vertices = numpy.zeros(((width - 1) * (height - 1), 6, 3), dtype=numpy.float32)
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heightmap_vertices = heightmap_vertices + numpy.array([[
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[0, base_height, 0],
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[0, base_height, texel_height],
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[texel_width, base_height, texel_height],
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[texel_width, base_height, texel_height],
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[texel_width, base_height, 0],
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[0, base_height, 0]
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]], dtype=numpy.float32)
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offsetsz, offsetsx = numpy.mgrid[0:height_minus_one, 0:width-1]
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offsetsx = numpy.array(offsetsx, numpy.float32).reshape(-1, 1) * texel_width
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offsetsz = numpy.array(offsetsz, numpy.float32).reshape(-1, 1) * texel_height
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# offsets for each texel quad
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heightmap_vertex_offsets = numpy.concatenate([offsetsx, numpy.zeros((offsetsx.shape[0], offsetsx.shape[1]), dtype=numpy.float32), offsetsz], 1)
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heightmap_vertices += heightmap_vertex_offsets.repeat(6, 0).reshape(-1, 6, 3)
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# apply height data to y values
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heightmap_vertices[:, 0, 1] = heightmap_vertices[:, 5, 1] = height_data[:-1, :-1].reshape(-1)
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heightmap_vertices[:, 1, 1] = height_data[1:, :-1].reshape(-1)
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heightmap_vertices[:, 2, 1] = heightmap_vertices[:, 3, 1] = height_data[1:, 1:].reshape(-1)
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heightmap_vertices[:, 4, 1] = height_data[:-1, 1:].reshape(-1)
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heightmap_indices = numpy.array(numpy.mgrid[0:heightmap_face_count * 3], dtype=numpy.int32).reshape(-1, 3)
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mesh._vertices[0:(heightmap_vertices.size // 3), :] = heightmap_vertices.reshape(-1, 3)
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mesh._indices[0:(heightmap_indices.size // 3), :] = heightmap_indices
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mesh._vertex_count = heightmap_vertices.size // 3
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mesh._face_count = heightmap_indices.size // 3
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geo_width = width_minus_one * texel_width
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geo_height = height_minus_one * texel_height
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# bottom
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mesh.addFace(0, 0, 0, 0, 0, geo_height, geo_width, 0, geo_height)
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mesh.addFace(geo_width, 0, geo_height, geo_width, 0, 0, 0, 0, 0)
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# north and south walls
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for n in range(0, width_minus_one):
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x = n * texel_width
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nx = (n + 1) * texel_width
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hn0 = height_data[0, n]
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hn1 = height_data[0, n + 1]
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hs0 = height_data[height_minus_one, n]
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hs1 = height_data[height_minus_one, n + 1]
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mesh.addFace(x, 0, 0, nx, 0, 0, nx, hn1, 0)
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mesh.addFace(nx, hn1, 0, x, hn0, 0, x, 0, 0)
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mesh.addFace(x, 0, geo_height, nx, 0, geo_height, nx, hs1, geo_height)
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mesh.addFace(nx, hs1, geo_height, x, hs0, geo_height, x, 0, geo_height)
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# west and east walls
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for n in range(0, height_minus_one):
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y = n * texel_height
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ny = (n + 1) * texel_height
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hw0 = height_data[n, 0]
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hw1 = height_data[n + 1, 0]
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he0 = height_data[n, width_minus_one]
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he1 = height_data[n + 1, width_minus_one]
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mesh.addFace(0, 0, y, 0, 0, ny, 0, hw1, ny)
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mesh.addFace(0, hw1, ny, 0, hw0, y, 0, 0, y)
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mesh.addFace(geo_width, 0, y, geo_width, 0, ny, geo_width, he1, ny)
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mesh.addFace(geo_width, he1, ny, geo_width, he0, y, geo_width, 0, y)
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mesh.calculateNormals(fast=True)
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return scene_node
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88
plugins/ImageReader/ImageReaderUI.py
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88
plugins/ImageReader/ImageReaderUI.py
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# Copyright (c) 2015 Ultimaker B.V.
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# Copyright (c) 2013 David Braam
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# Cura is released under the terms of the AGPLv3 or higher.
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import os
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from PyQt5.QtCore import Qt, QUrl, pyqtSignal, pyqtSlot, QObject
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from PyQt5.QtQml import QQmlComponent, QQmlContext
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from UM.Application import Application
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from UM.PluginRegistry import PluginRegistry
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from UM.Logger import Logger
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from UM.i18n import i18nCatalog
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catalog = i18nCatalog("cura")
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class ImageReaderUI(QObject):
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show_config_ui_trigger = pyqtSignal()
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def __init__(self, image_reader):
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super(ImageReaderUI, self).__init__()
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self.image_reader = image_reader
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self._ui_view = None
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self.show_config_ui_trigger.connect(self._actualShowConfigUI)
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self.size = 120
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self.base_height = 2
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self.peak_height = 12
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self.smoothing = 1
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def showConfigUI(self):
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self.show_config_ui_trigger.emit()
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def _actualShowConfigUI(self):
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if self._ui_view is None:
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self._createConfigUI()
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self._ui_view.show()
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def _createConfigUI(self):
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if self._ui_view is None:
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Logger.log("d", "Creating ImageReader config UI")
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path = QUrl.fromLocalFile(os.path.join(PluginRegistry.getInstance().getPluginPath("ImageReader"), "ConfigUI.qml"))
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component = QQmlComponent(Application.getInstance()._engine, path)
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self._ui_context = QQmlContext(Application.getInstance()._engine.rootContext())
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self._ui_context.setContextProperty("manager", self)
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self._ui_view = component.create(self._ui_context)
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self._ui_view.setFlags(self._ui_view.flags() & ~Qt.WindowCloseButtonHint & ~Qt.WindowMinimizeButtonHint & ~Qt.WindowMaximizeButtonHint);
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@pyqtSlot()
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def onOkButtonClicked(self):
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self.image_reader._canceled = False
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self.image_reader._wait = False
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self._ui_view.close()
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@pyqtSlot()
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def onCancelButtonClicked(self):
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self.image_reader._canceled = True
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self.image_reader._wait = False
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self._ui_view.close()
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@pyqtSlot(str)
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def onSizeChanged(self, value):
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if (len(value) > 0):
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self.size = float(value)
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else:
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self.size = 0
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@pyqtSlot(str)
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def onBaseHeightChanged(self, value):
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if (len(value) > 0):
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self.base_height = float(value)
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else:
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||||||
|
self.base_height = 0
|
||||||
|
|
||||||
|
@pyqtSlot(str)
|
||||||
|
def onPeakHeightChanged(self, value):
|
||||||
|
if (len(value) > 0):
|
||||||
|
self.peak_height = float(value)
|
||||||
|
else:
|
||||||
|
self.peak_height = 0
|
||||||
|
|
||||||
|
@pyqtSlot(str)
|
||||||
|
def onSmoothingChanged(self, value):
|
||||||
|
if (len(value) > 0):
|
||||||
|
self.smoothing = int(value)
|
||||||
|
else:
|
||||||
|
self.smoothing = 0
|
43
plugins/ImageReader/__init__.py
Normal file
43
plugins/ImageReader/__init__.py
Normal file
@ -0,0 +1,43 @@
|
|||||||
|
# Copyright (c) 2015 Ultimaker B.V.
|
||||||
|
# Cura is released under the terms of the AGPLv3 or higher.
|
||||||
|
|
||||||
|
from . import ImageReader
|
||||||
|
|
||||||
|
from UM.i18n import i18nCatalog
|
||||||
|
i18n_catalog = i18nCatalog("uranium")
|
||||||
|
|
||||||
|
def getMetaData():
|
||||||
|
return {
|
||||||
|
"plugin": {
|
||||||
|
"name": i18n_catalog.i18nc("@label", "Image Reader"),
|
||||||
|
"author": "Ultimaker",
|
||||||
|
"version": "1.0",
|
||||||
|
"description": i18n_catalog.i18nc("@info:whatsthis", "Enables ability to generate printable geometry from 2D image files."),
|
||||||
|
"api": 2
|
||||||
|
},
|
||||||
|
"mesh_reader": [
|
||||||
|
{
|
||||||
|
"extension": "jpg",
|
||||||
|
"description": i18n_catalog.i18nc("@item:inlistbox", "JPG Image")
|
||||||
|
},
|
||||||
|
{
|
||||||
|
"extension": "jpeg",
|
||||||
|
"description": i18n_catalog.i18nc("@item:inlistbox", "JPEG Image")
|
||||||
|
},
|
||||||
|
{
|
||||||
|
"extension": "png",
|
||||||
|
"description": i18n_catalog.i18nc("@item:inlistbox", "PNG Image")
|
||||||
|
},
|
||||||
|
{
|
||||||
|
"extension": "bmp",
|
||||||
|
"description": i18n_catalog.i18nc("@item:inlistbox", "BMP Image")
|
||||||
|
},
|
||||||
|
{
|
||||||
|
"extension": "gif",
|
||||||
|
"description": i18n_catalog.i18nc("@item:inlistbox", "GIF Image")
|
||||||
|
}
|
||||||
|
]
|
||||||
|
}
|
||||||
|
|
||||||
|
def register(app):
|
||||||
|
return { "mesh_reader": ImageReader.ImageReader() }
|
Loading…
x
Reference in New Issue
Block a user