Index: obj_padstack_shape.h
===================================================================
--- obj_padstack_shape.h	(nonexistent)
+++ obj_padstack_shape.h	(revision 12567)
@@ -0,0 +1,72 @@
+/*
+ *                            COPYRIGHT
+ *
+ *  pcb-rnd, interactive printed circuit board design
+ *  Copyright (C) 2017 Tibor 'Igor2' Palinkas
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef PCB_OBJ_PADSTACK_SHAPE_H
+#define PCB_OBJ_PADSTACK_SHAPE_H
+
+#include "unit.h"
+#include "polygon.h"
+#include "layer.h"
+
+typedef struct pcb_padstack_poly_s {
+	unsigned int len;             /* number of points in polygon */
+	pcb_coord_t *x;               /* ordered list of points, X coord */
+	pcb_coord_t *y;               /* ordered list of points, X coord */
+	pcb_polyarea_t *pa;           /* cache for the poly code */
+} pcb_padstack_poly_t;
+
+typedef struct pcb_padstack_line_s {
+	pcb_coord_t x1, y1, x2, y2, thickness;
+	unsigned square:1;
+} pcb_padstack_line_t;
+
+typedef struct pcb_padstack_circ_s {
+	pcb_coord_t dia;             /* diameter of the filled circle */
+	pcb_coord_t x, y;            /* assymetric pads */
+} pcb_padstack_circ_t;
+
+typedef struct pcb_padstack_shape_s {
+	pcb_layer_type_t layer_mask;
+	pcb_layer_combining_t comb;
+	union {
+		pcb_padstack_poly_t poly;
+		pcb_padstack_line_t line;
+		pcb_padstack_circ_t circ;
+	} data;
+	enum {
+		PCB_PSSH_POLY,
+		PCB_PSSH_LINE,
+		PCB_PSSH_CIRC                /* filled circle */
+	} shape;
+	pcb_coord_t clearance;         /* per layer clearance: internal layer clearance is sometimes different for production or insulation reasons (IPC2221A) */
+} pcb_padstack_shape_t;
+
+/* transformed prototype */
+typedef struct pcb_padstack_tshape_s {
+	double rot;
+	unsigned xmirror:1;
+
+	unsigned char len;             /* number of shapes (PCB_PADSTACK_MAX_SHAPES) */
+	pcb_padstack_shape_t *shape;   /* list of layer-shape pairs */
+} pcb_padstack_tshape_t;
+
+#endif