Added test for rotation filter in the bottom side.

tests/board_samples/kicad_5/comp_bottom.kicad_pcb

@@ -0,0 +1,157 @@
+(kicad_pcb (version 20171130) (host pcbnew 5.1.9-73d0e3b20d~88~ubuntu21.04.1)
+
+  (general
+    (thickness 1.6)
+    (drawings 0)
+    (tracks 0)
+    (zones 0)
+    (modules 1)
+    (nets 1)
+  )
+
+  (page A4)
+  (layers
+    (0 F.Cu signal)
+    (31 B.Cu signal)
+    (32 B.Adhes user)
+    (33 F.Adhes user)
+    (34 B.Paste user)
+    (35 F.Paste user)
+    (36 B.SilkS user)
+    (37 F.SilkS user)
+    (38 B.Mask user)
+    (39 F.Mask user)
+    (40 Dwgs.User user)
+    (41 Cmts.User user)
+    (42 Eco1.User user)
+    (43 Eco2.User user)
+    (44 Edge.Cuts user)
+    (45 Margin user)
+    (46 B.CrtYd user)
+    (47 F.CrtYd user)
+    (48 B.Fab user)
+    (49 F.Fab user)
+  )
+
+  (setup
+    (last_trace_width 0.25)
+    (trace_clearance 0.2)
+    (zone_clearance 0.508)
+    (zone_45_only no)
+    (trace_min 0.2)
+    (via_size 0.8)
+    (via_drill 0.4)
+    (via_min_size 0.4)
+    (via_min_drill 0.3)
+    (uvia_size 0.3)
+    (uvia_drill 0.1)
+    (uvias_allowed no)
+    (uvia_min_size 0.2)
+    (uvia_min_drill 0.1)
+    (edge_width 0.1)
+    (segment_width 0.2)
+    (pcb_text_width 0.3)
+    (pcb_text_size 1.5 1.5)
+    (mod_edge_width 0.15)
+    (mod_text_size 1 1)
+    (mod_text_width 0.15)
+    (pad_size 1.524 1.524)
+    (pad_drill 0.762)
+    (pad_to_mask_clearance 0)
+    (aux_axis_origin 97.0026 97.0026)
+    (visible_elements FFFFFF7F)
+    (pcbplotparams
+      (layerselection 0x010fc_ffffffff)
+      (usegerberextensions false)
+      (usegerberattributes true)
+      (usegerberadvancedattributes true)
+      (creategerberjobfile true)
+      (excludeedgelayer true)
+      (linewidth 0.100000)
+      (plotframeref false)
+      (viasonmask false)
+      (mode 1)
+      (useauxorigin false)
+      (hpglpennumber 1)
+      (hpglpenspeed 20)
+      (hpglpendiameter 15.000000)
+      (psnegative false)
+      (psa4output false)
+      (plotreference true)
+      (plotvalue true)
+      (plotinvisibletext false)
+      (padsonsilk false)
+      (subtractmaskfromsilk false)
+      (outputformat 1)
+      (mirror false)
+      (drillshape 1)
+      (scaleselection 1)
+      (outputdirectory ""))
+  )
+
+  (net 0 "")
+
+  (net_class Default "This is the default net class."
+    (clearance 0.2)
+    (trace_width 0.25)
+    (via_dia 0.8)
+    (via_drill 0.4)
+    (uvia_dia 0.3)
+    (uvia_drill 0.1)
+  )
+
+  (module Package_DFN_QFN:QFN-12-1EP_3x3mm_P0.5mm_EP1.65x1.65mm (layer B.Cu) (tedit 5DC5F6A3) (tstamp 601B53A7)
+    (at 100 100)
+    (descr "QFN, 12 Pin (http://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/ltc-legacy-qfn/QFN_12_%2005-08-1855.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py")
+    (tags "QFN NoLead")
+    (attr smd)
+    (fp_text reference U1 (at 0 2.82) (layer B.SilkS)
+      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
+    )
+    (fp_text value QFN-12-1EP_3x3mm_P0.5mm_EP1.65x1.65mm (at 0 -2.82) (layer B.Fab)
+      (effects (font (size 1 1) (thickness 0.15)) (justify mirror))
+    )
+    (fp_line (start 0.885 1.61) (end 1.61 1.61) (layer B.SilkS) (width 0.12))
+    (fp_line (start 1.61 1.61) (end 1.61 0.885) (layer B.SilkS) (width 0.12))
+    (fp_line (start -0.885 -1.61) (end -1.61 -1.61) (layer B.SilkS) (width 0.12))
+    (fp_line (start -1.61 -1.61) (end -1.61 -0.885) (layer B.SilkS) (width 0.12))
+    (fp_line (start 0.885 -1.61) (end 1.61 -1.61) (layer B.SilkS) (width 0.12))
+    (fp_line (start 1.61 -1.61) (end 1.61 -0.885) (layer B.SilkS) (width 0.12))
+    (fp_line (start -0.885 1.61) (end -1.61 1.61) (layer B.SilkS) (width 0.12))
+    (fp_line (start -0.75 1.5) (end 1.5 1.5) (layer B.Fab) (width 0.1))
+    (fp_line (start 1.5 1.5) (end 1.5 -1.5) (layer B.Fab) (width 0.1))
+    (fp_line (start 1.5 -1.5) (end -1.5 -1.5) (layer B.Fab) (width 0.1))
+    (fp_line (start -1.5 -1.5) (end -1.5 0.75) (layer B.Fab) (width 0.1))
+    (fp_line (start -1.5 0.75) (end -0.75 1.5) (layer B.Fab) (width 0.1))
+    (fp_line (start -2.12 2.12) (end -2.12 -2.12) (layer B.CrtYd) (width 0.05))
+    (fp_line (start -2.12 -2.12) (end 2.12 -2.12) (layer B.CrtYd) (width 0.05))
+    (fp_line (start 2.12 -2.12) (end 2.12 2.12) (layer B.CrtYd) (width 0.05))
+    (fp_line (start 2.12 2.12) (end -2.12 2.12) (layer B.CrtYd) (width 0.05))
+    (fp_text user %R (at 0 0) (layer B.Fab)
+      (effects (font (size 0.75 0.75) (thickness 0.11)) (justify mirror))
+    )
+    (pad "" smd roundrect (at 0.41 -0.41) (size 0.67 0.67) (layers B.Paste) (roundrect_rratio 0.25))
+    (pad "" smd roundrect (at 0.41 0.41) (size 0.67 0.67) (layers B.Paste) (roundrect_rratio 0.25))
+    (pad "" smd roundrect (at -0.41 -0.41) (size 0.67 0.67) (layers B.Paste) (roundrect_rratio 0.25))
+    (pad "" smd roundrect (at -0.41 0.41) (size 0.67 0.67) (layers B.Paste) (roundrect_rratio 0.25))
+    (pad 13 smd rect (at 0 0) (size 1.65 1.65) (layers B.Cu B.Mask))
+    (pad 12 smd roundrect (at -0.5 1.4625) (size 0.25 0.825) (layers B.Cu B.Paste B.Mask) (roundrect_rratio 0.25))
+    (pad 11 smd roundrect (at 0 1.4625) (size 0.25 0.825) (layers B.Cu B.Paste B.Mask) (roundrect_rratio 0.25))
+    (pad 10 smd roundrect (at 0.5 1.4625) (size 0.25 0.825) (layers B.Cu B.Paste B.Mask) (roundrect_rratio 0.25))
+    (pad 9 smd roundrect (at 1.4625 0.5) (size 0.825 0.25) (layers B.Cu B.Paste B.Mask) (roundrect_rratio 0.25))
+    (pad 8 smd roundrect (at 1.4625 0) (size 0.825 0.25) (layers B.Cu B.Paste B.Mask) (roundrect_rratio 0.25))
+    (pad 7 smd roundrect (at 1.4625 -0.5) (size 0.825 0.25) (layers B.Cu B.Paste B.Mask) (roundrect_rratio 0.25))
+    (pad 6 smd roundrect (at 0.5 -1.4625) (size 0.25 0.825) (layers B.Cu B.Paste B.Mask) (roundrect_rratio 0.25))
+    (pad 5 smd roundrect (at 0 -1.4625) (size 0.25 0.825) (layers B.Cu B.Paste B.Mask) (roundrect_rratio 0.25))
+    (pad 4 smd roundrect (at -0.5 -1.4625) (size 0.25 0.825) (layers B.Cu B.Paste B.Mask) (roundrect_rratio 0.25))
+    (pad 3 smd roundrect (at -1.4625 -0.5) (size 0.825 0.25) (layers B.Cu B.Paste B.Mask) (roundrect_rratio 0.25))
+    (pad 2 smd roundrect (at -1.4625 0) (size 0.825 0.25) (layers B.Cu B.Paste B.Mask) (roundrect_rratio 0.25))
+    (pad 1 smd roundrect (at -1.4625 0.5) (size 0.825 0.25) (layers B.Cu B.Paste B.Mask) (roundrect_rratio 0.25))
+    (model ${KISYS3DMOD}/Package_DFN_QFN.3dshapes/QFN-12-1EP_3x3mm_P0.5mm_EP1.65x1.65mm.wrl
+      (at (xyz 0 0 0))
+      (scale (xyz 1 1 1))
+      (rotate (xyz 0 0 0))
+    )
+  )
+
+)

tests/board_samples/kicad_5/comp_bottom.sch

@@ -0,0 +1,27 @@
+EESchema Schematic File Version 4
+EELAYER 30 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L Comparator:LTC6752xUD-3 U1
+U 1 1 601AFEFD
+P 4125 3375
+F 0 "U1" H 4469 3421 50  0000 L CNN
+F 1 "LTC6752xUD-3" H 4469 3330 50  0000 L CNN
+F 2 "Package_DFN_QFN:QFN-12-1EP_3x3mm_P0.5mm_EP1.65x1.65mm" H 4125 2725 50  0001 C CNN
+F 3 "https://www.analog.com/media/en/technical-documentation/data-sheets/6752fc.pdf" H 4025 3375 50  0001 C CNN
+	1    4125 3375
+	1    0    0    -1  
+$EndComp
+$EndSCHEMATC

tests/test_plot/test_position.py

@@ -29,7 +29,10 @@ if prev_dir not in sys.path:
 from utils import context
 
 POS_DIR = 'positiondir'
-positions = {'R1': (105, 35, 'top'), 'R2': (110, 35, 'bottom'), 'R3': (110, 45, 'top')}
+positions = {'R1': (105, 35, 'top', 90),
+             'R2': (110, 35, 'bottom', 270),
+             'R3': (110, 45, 'top', 0),
+             'U1': (100, 100, 'bottom', 90)}
 CSV_EXPR = r'^"%s",[^,]+,[^,]+,([-\d\.]+),([-\d\.]+),([-\d\.]+),(\S+)$'
 ASCII_EXPR = r'^%s\s+\S+\s+\S+\s+([-\d\.]+)\s+([-\d\.]+)\s+([-\d\.]+)\s+(\S+)\s*$'
 
@@ -47,7 +50,7 @@ def expect_position(ctx, file, comp, no_comp=[], inches=False, csv=False, neg_x=
             texts.append(ASCII_EXPR % k)
     res = ctx.search_in_file(file, texts)
     for k in comp:
-        x, y, side = positions[k]
+        x, y, side, angle = positions[k]
         if inches:
             x = x/25.4
             y = y/25.4
@@ -56,6 +59,7 @@ def expect_position(ctx, file, comp, no_comp=[], inches=False, csv=False, neg_x=
         matches = res.pop(0)
         assert(abs(float(x) - float(matches[0])) < 0.001)
         assert(abs(float(y) + float(matches[1])) < 0.001)
+        assert(angle == float(matches[2]))
         assert(side == matches[3])
 
     # Components that must not be found
@@ -224,3 +228,12 @@ def test_position_rot_2(test_dir):
     ctx.compare_txt(output)
     ctx.compare_txt(prj+'_bom_jlc.csv')
     ctx.clean_up()
+
+
+def test_rot_bottom(test_dir):
+    ctx = context.TestContext(test_dir, 'test_rot_bottom', 'comp_bottom', 'simple_position_rot_bottom', POS_DIR)
+    ctx.run()
+    pos_bot = ctx.get_pos_both_filename()
+    ctx.expect_out_file(pos_bot)
+    expect_position(ctx, pos_bot, ['U1'], neg_x=True)
+    ctx.clean_up()

tests/yaml_samples/simple_position_rot_bottom.kibot.yaml

@@ -0,0 +1,23 @@
+# Example KiBot config file for a basic 2-layer board
+kibot:
+  version: 1
+
+variants:
+  - name: default
+    comment: 'Just a place holder for the rotation filter'
+    type: kibom
+    variant: default
+    pre_transform: _rot_footprint
+
+outputs:
+  - name: 'position'
+    comment: "Pick and place file"
+    type: position
+    dir: positiondir
+    options:
+      variant: default
+      format: ASCII   # CSV or ASCII format
+      units: millimeters  # millimeters or inches
+      separate_files_for_front_and_back: false
+      only_smd: true
+      bottom_negative_x: true