| 38 | | The code moved to <https://gist.github.com/703363>. |
| | 38 | https://gist.github.com/703363> |
| | 39 | |
| | 40 | {{{ |
| | 41 | #!c |
| | 42 | // |
| | 43 | // Export the EAGLE cream layers to DXF for the Craft-ROBO cutting machine. |
| | 44 | // |
| | 45 | // Copyright (c) 2010 Switch Science, Inc. |
| | 46 | // |
| | 47 | |
| | 48 | string HEADER = |
| | 49 | " 0\n" |
| | 50 | "SECTION\n" |
| | 51 | " 2\n" |
| | 52 | "HEADER\n" |
| | 53 | " 9\n" |
| | 54 | "$ACADVER\n" |
| | 55 | " 1\n" |
| | 56 | "AC1014\n" |
| | 57 | " 9\n" |
| | 58 | "$HANDSEED\n" |
| | 59 | " 5\n" |
| | 60 | "FFFF\n" |
| | 61 | " 9\n" |
| | 62 | "$MEASUREMENT\n" |
| | 63 | " 70\n" |
| | 64 | " 1\n" // unit: mm |
| | 65 | " 0\n" |
| | 66 | "ENDSEC\n" |
| | 67 | " 0\n" |
| | 68 | "SECTION\n" |
| | 69 | " 2\n" |
| | 70 | "ENTITIES\n"; |
| | 71 | |
| | 72 | string POLYLINE = |
| | 73 | " 0\n" |
| | 74 | "LWPOLYLINE\n" |
| | 75 | " 5\n" |
| | 76 | "%d\n" // id |
| | 77 | "100\n" |
| | 78 | "AcDbEntity\n" |
| | 79 | " 8\n" |
| | 80 | "0\n" |
| | 81 | " 62\n" |
| | 82 | "7\n" |
| | 83 | "100\n" |
| | 84 | "AcDbPolyline\n" |
| | 85 | " 90\n" |
| | 86 | "%d\n" // number of points |
| | 87 | " 70\n" |
| | 88 | "0\n"; |
| | 89 | |
| | 90 | string POINT = |
| | 91 | " 10\n" |
| | 92 | "%f\n" |
| | 93 | " 20\n" |
| | 94 | "%f\n" |
| | 95 | " 30\n" |
| | 96 | "0.0\n"; |
| | 97 | |
| | 98 | string TRAILER = |
| | 99 | " 0\n" |
| | 100 | "ENDSEC\n" |
| | 101 | " 0\n" |
| | 102 | "EOF\n"; |
| | 103 | |
| | 104 | void processLayer(UL_BOARD B, int layer) { |
| | 105 | int cream = (layer == LAYER_TOP ? LAYER_TCREAM : LAYER_BCREAM); |
| | 106 | int id = 100; |
| | 107 | printf("%s", HEADER); |
| | 108 | B.elements(E) { |
| | 109 | E.package.contacts(C) { |
| | 110 | if (C.smd && C.smd.layer == layer) { |
| | 111 | real x = C.smd.x / 10000.0; |
| | 112 | real y = C.smd.y / 10000.0; |
| | 113 | real w = C.smd.dx[cream] / 10000.0 / 2; |
| | 114 | real h = C.smd.dy[cream] / 10000.0 / 2; |
| | 115 | real a = C.smd.angle / 181 * PI; |
| | 116 | real wc = w * cos(a); |
| | 117 | real hs = h * sin(a); |
| | 118 | real ws = w * sin(a); |
| | 119 | real hc = h * cos(a); |
| | 120 | printf(POLYLINE, id++, 6); // 6 points |
| | 121 | printf(POINT, x + wc - hs, y + ws + hc); // a |
| | 122 | printf(POINT, x - wc - hs, y - ws + hc); // b |
| | 123 | printf(POINT, x - wc + hs, y - ws - hc); // c |
| | 124 | printf(POINT, x + wc + hs, y + ws - hc); // d |
| | 125 | printf(POINT, x + wc - hs, y + ws + hc); // a; close the rectangle |
| | 126 | printf(POINT, x - wc - hs, y - ws + hc); // b; one more line |
| | 127 | } |
| | 128 | } |
| | 129 | } |
| | 130 | printf("%s", TRAILER); |
| | 131 | } |
| | 132 | |
| | 133 | board(B) { |
| | 134 | output(filesetext(B.name, "-tcream.dxf")) processLayer(B, LAYER_TOP); |
| | 135 | output(filesetext(B.name, "-bcream.dxf")) processLayer(B, LAYER_BOTTOM); |
| | 136 | } |
| | 137 | }}} |
