geometryDiffVisualization.py

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import re
from math import *
from svgfig import rgb, SVG, pathtoPath, load as load_svg
from geometryXMLparser import *
from signConventions import *

def dt_colors(wheel, station, sector):
    return rgb(0.1, 0.9, 0.)

def csc_colors(endcap, station, ring, chamber):
    return rgb(0.1, 0.9, 0.)

def draw_station(geom1, geom2, station, filename, length_factor=100., angle_factor=100., colors=dt_colors, template_dir='./'):
    if station == 4: 
      station_template = load_svg(template_dir + "station4_template.svg")
    else: 
      station_template = load_svg(template_dir + "station_template.svg")

    if station == 1: x_scale_factor = 1/6.
    if station == 2: x_scale_factor = 1/7.
    if station == 3: x_scale_factor = 1/8.5
    if station == 4: x_scale_factor = 1/10.
    y_scale_factor = 1/7.

    # make a new group to put the moved chambers into
    new_boxes = SVG("g")

    # loop over the SVG tree, looking for our chambers (by id)
    for treeindex, svgitem in station_template:
        if isinstance(svgitem, SVG) and "id" in svgitem.attr and svgitem["id"][:3] == "MB_":
            m = re.match("MB_([0-9mpz]+)_([0-9]+)", svgitem["id"])
            if m is None: raise Exception

            wheel = m.group(1)
            if wheel == "m2": wheel = -2
            elif wheel == "m1": wheel = -1
            elif wheel == "z": wheel = 0
            elif wheel == "p1": wheel = 1
            elif wheel == "p2": wheel = 2
            sector = int(m.group(2))

            xdiff = x_scale_factor * length_factor * (geom1.dt[wheel, station, sector].x - geom2.dt[wheel, station, sector].x) * signConventions["DT", wheel, station, sector][0]
            ydiff = -y_scale_factor * length_factor * (geom1.dt[wheel, station, sector].y - geom2.dt[wheel, station, sector].y) * signConventions["DT", wheel, station, sector][1]
            phizdiff = -angle_factor * (geom1.dt[wheel, station, sector].phiz - geom2.dt[wheel, station, sector].phiz) * signConventions["DT", wheel, station, sector][2]

            sx = float(svgitem["x"]) + float(svgitem["width"])/2.
            sy = float(svgitem["y"]) + float(svgitem["height"])/2.

            svgitem["transform"] = "translate(%g,%g)" % (sx, sy)
            svgitem["x"] = -float(svgitem["width"])/2.
            svgitem["y"] = -float(svgitem["height"])/2.

            svgitem["style"] = "fill:#e1e1e1;fill-opacity:1;stroke:#000000;stroke-width:1.0;stroke-dasharray:1, 1;stroke-dashoffset:0"

            newBox = svgitem.clone()
            newBox["transform"] = "translate(%g,%g) rotate(%g) " % (sx + xdiff, sy + ydiff, phizdiff * 180./pi)
            newBox["style"] = "fill:%s;fill-opacity:0.5;stroke:#000000;stroke-width:1.0;stroke-opacity:1;stroke-dasharray:none" % colors(wheel, station, sector)

            new_boxes.append(newBox)
            
    for treeindex, svgitem in station_template:
        if isinstance(svgitem, SVG) and svgitem.t == "g" and "id" in svgitem.attr and svgitem["id"] == "chambers":
            svgitem.append(new_boxes)

        elif isinstance(svgitem, SVG) and "id" in svgitem.attr and svgitem["id"] == "stationx":
            svgitem[0] = "Station %d" % station
            svgitem[0] += " (length x%g, angle x%g)" % (length_factor, angle_factor)

    station_template.save(filename)

def draw_wheel(geom1, geom2, wheel, filename, length_factor=100., angle_factor=100., colors=dt_colors, template_dir='./'):
    wheel_template = load_svg(template_dir + "wheel_template.svg")

    # make a new group to put the moved chambers into
    new_boxes = SVG("g")

    # loop over the SVG tree, looking for our chambers (by id)
    for treeindex, svgitem in wheel_template:
        if isinstance(svgitem, SVG) and "id" in svgitem.attr and svgitem["id"][:3] == "MB_":
            m = re.match("MB_([0-9]+)_([0-9]+)", svgitem["id"])
            if m is None: raise Exception

            station, sector = int(m.group(1)), int(m.group(2))
            xdiff = -length_factor * (geom1.dt[wheel, station, sector].x - geom2.dt[wheel, station, sector].x) * signConventions["DT", wheel, station, sector][0]
            zdiff = length_factor * (geom1.dt[wheel, station, sector].z - geom2.dt[wheel, station, sector].z) * signConventions["DT", wheel, station, sector][2]
            phiydiff = -angle_factor * (geom1.dt[wheel, station, sector].phiy - geom2.dt[wheel, station, sector].phiy) * signConventions["DT", wheel, station, sector][1]

        m = re.search("translate\(([0-9\.\-\+eE]+),\s([0-9\.\-\+eE]+)\)\srotate\(([0-9\.\-\+eE]+)\)",svgitem["transform"])

        tx = float(m.group(1))
        ty = float(m.group(2))
        tr = float(m.group(3))

            newBox = svgitem.clone()

        svgitem["style"] = "fill:#e1e1e1;fill-opacity:1;stroke:#000000;stroke-width:5.0;stroke-dasharray:1, 1;stroke-dashoffset:0"
            newBox["style"] = "fill:%s;fill-opacity:0.5;stroke:#000000;stroke-width:5.0;stroke-opacity:1;stroke-dasharray:none" % colors(wheel, station, sector)
            newBox["id"] = newBox["id"] + "_moved"

            newBox["transform"] = "translate(%g,%g) rotate(%g)" % (tx - xdiff*cos(tr*pi/180.) + zdiff*sin(tr*pi/180.), ty - xdiff*sin(tr*pi/180.) - zdiff*cos(tr*pi/180.), tr - phiydiff*180./pi) 

            new_boxes.append(newBox)

    for treeindex, svgitem in wheel_template:
        if isinstance(svgitem, SVG) and svgitem.t == "g" and "id" in svgitem.attr and svgitem["id"] == "chambers":
            svgitem.append(new_boxes)

        elif isinstance(svgitem, SVG) and "id" in svgitem.attr and svgitem["id"] == "wheelx":
            if wheel == 0: svgitem[0] = "Wheel 0"
            else: svgitem[0] = "Wheel %+d" % wheel
            svgitem[0] += " (length x%g, angle x%g)" % (length_factor, angle_factor)

    wheel_template.save(filename)

def draw_disk(geom1, geom2, endcap, station, filename, length_factor=1., angle_factor=100., colors=csc_colors, template_dir='./'):
    if station == 1: 
      disk_template = load_svg(template_dir + "disk1_template.svg")
    if station in (2, 3): 
      disk_template = load_svg(template_dir + "disk23_template.svg")
    if endcap == 1 and station == 4: 
      disk_template = load_svg(template_dir + "diskp4_template.svg")
    if endcap == 2 and station == 4: 
      disk_template = load_svg(template_dir + "diskm4_template.svg")

    scale_factor = 0.233
    
    new_boxes = SVG("g")

    for treeindex, svgitem in disk_template:
        if isinstance(svgitem, SVG) and "id" in svgitem.attr and svgitem["id"] == "fakecenter":
            fakecenter = pathtoPath(pathtoPath(svgitem).SVG())
            sumx = 0.
            sumy = 0.
            sum1 = 0.
            for i, di in enumerate(fakecenter.d):
                if di[0] in ("M", "L"):
                    sumx += di[1]
                    sumy += di[2]
                    sum1 += 1.
            originx = sumx/sum1
            originy = sumy/sum1

    for treeindex, svgitem in disk_template:
        if isinstance(svgitem, SVG) and "id" in svgitem.attr and svgitem["id"][:3] == "ME_":
            m = re.match("ME_([0-9]+)_([0-9]+)", svgitem["id"])
            if m is None: raise Exception

            ring, chamber = int(m.group(1)), int(m.group(2))
            xdiff = scale_factor * length_factor * (geom1.csc[endcap, station, ring, chamber].x - geom2.csc[endcap, station, ring, chamber].x) * signConventions["CSC", endcap, station, ring, chamber][0]
            ydiff = -scale_factor * length_factor * (geom1.csc[endcap, station, ring, chamber].y - geom2.csc[endcap, station, ring, chamber].y) * signConventions["CSC", endcap, station, ring, chamber][1]
            phizdiff = -angle_factor * (geom1.csc[endcap, station, ring, chamber].phiz - geom2.csc[endcap, station, ring, chamber].phiz) * signConventions["CSC", endcap, station, ring, chamber][2]

            svgitem["style"] = "fill:#e1e1e1;fill-opacity:1;stroke:#000000;stroke-width:1.0;stroke-dasharray:1, 1;stroke-dashoffset:0"

            newBox = pathtoPath(svgitem)

            # Inkscape outputs wrong SVG: paths are filled with movetos, rather than linetos; this fixes that
            first = True
            for i, di in enumerate(newBox.d):
                if not first and di[0] == "m":
                    di = list(di)
                    di[0] = "l"
                    newBox.d[i] = tuple(di)
                first = False

            # convert to absolute coordinates
            newBox = pathtoPath(newBox.SVG())

            # find the center of the object
            sumx = 0.
            sumy = 0.
            sum1 = 0.
            for i, di in enumerate(newBox.d):
                if di[0] == "L":
                    sumx += di[1]
                    sumy += di[2]
                    sum1 += 1.
            centerx = sumx/sum1
            centery = sumy/sum1

            phipos = atan2(centery - originy, centerx - originx) - pi/2.
            for i, di in enumerate(newBox.d):
                if di[0] in ("M", "L"):
                    di = list(di)
                    di[1] += cos(phipos)*xdiff - sin(phipos)*ydiff
                    di[2] += sin(phipos)*xdiff + cos(phipos)*ydiff
                    newBox.d[i] = tuple(di)

            centerx += cos(phipos)*xdiff - sin(phipos)*ydiff
            centery += sin(phipos)*xdiff + cos(phipos)*ydiff

            for i, di in enumerate(newBox.d):
                if di[0] in ("M", "L"):
                    di = list(di)
                    dispx = cos(phizdiff) * (di[1] - centerx) - sin(phizdiff) * (di[2] - centery)
                    dispy = sin(phizdiff) * (di[1] - centerx) + cos(phizdiff) * (di[2] - centery)
                    di[1] = dispx + centerx
                    di[2] = dispy + centery
                    newBox.d[i] = tuple(di)

            newBox = newBox.SVG()
            newBox["style"] = "fill:%s;fill-opacity:0.5;stroke:#000000;stroke-width:1.0;stroke-opacity:1;stroke-dasharray:none" % colors(endcap, station, ring, chamber)
            newBox["id"] = newBox["id"] + "_moved"

            new_boxes.append(newBox)

    for treeindex, svgitem in disk_template:
        if isinstance(svgitem, SVG) and svgitem.t == "g" and "id" in svgitem.attr and svgitem["id"] == "chambers":
            svgitem.append(new_boxes)

        elif isinstance(svgitem, SVG) and "id" in svgitem.attr and svgitem["id"] == "diskx":
            if endcap == 1: svgitem[0] = "Disk %+d" % station
            else: svgitem[0] = "Disk %+d" % (-station)
            svgitem[0] += " (length x%g, angle x%g)" % (length_factor, angle_factor)

    disk_template.save(filename)