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silk2.ulp
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silk2.ulp
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#usage "<b>Generate a wider silk screen</b>\n"
"<p>"
"Syntax: <code><b>RUN silk2 [noclear] [top=nn[,nn...]] "
"[bot=nn[,nn...]]</b></code>"
"<p>"
"<b>WARNING: Requires EAGLE version 4.10 minimum</b>"
"<p>"
"Some board manufacturers want to have at least a width of 8mil "
"to 10mil for silk screen lines in order to guarantee legible "
"results. This ULP changes all silk screen elements to a "
"minimum width of 10 mil. All elements of selected layers "
"(default 21, 22, 25, 26 and 49) are written into new layers "
"121(_tplace) and 122 (_bplace). Text ratios are changed as well. "
"The new minimum ratio is calculated from the text size, with an upper "
"limit of 25%, so texts as small as 39 mil get a wire width of at "
"least 10 mil."
"<p>"
"Two new layers will be defined and the new silk screen will be "
"generated. For generating GERBER data be aware that you have to "
"activate layers 121 or 122 instead of the original layers."
"<p>Optional arguments:"
"<table>"
"<tr><td><code><b>noclear</b></code></td>"
"<td> Do not check whether the output layers are initially empty. "
"By default, the user is given the option to (a) continue and add "
"to whatever objects are already in those layers, (b) stop, or (c) "
"group the objects in those layers and stop so that a simple group "
"delete will clear layers 121 and 122.</td></tr>"
"<tr><td><code><b>top=nn[,nn...]</b></code></td>"
"<td>A list of input layer numbers to use in place of the default "
"21,25,49 for generating layer 121(_tplace). "
"Use <code><b>top=0</b></code> to suppress generation of "
"_tplace.</td></tr>"
"<tr><td><code><b>bot=nn[,nn...]</b></code></td>"
"<td>A list of input layer numbers to use in place of the default "
"22,26,49 for generating layer 122(_bplace). "
"Use <code><b>bot=0</b></code> to suppress generation of "
"_bplace.</td></tr>"
"</table>"
"<author>Author: rnichols@interaccess.com<br>"
"Derived from a ULP by support@cadsoft.de"
"</author>"
// THIS PROGRAM IS PROVIDED AS IS AND WITHOUT WARRANTY OF ANY KIND, EXPRESSED OR IMPLIED
// Define your own silk screen width here
real Silkwidth = 8.0 ; // in mil
int maxRatio = 18; // Upper limit for text ratio
// Change the default input layers here
int tlayers[] = {LAYER_TPLACE, LAYER_TNAMES, LAYER_REFERENCE};
int blayers[] = {LAYER_BPLACE, LAYER_BNAMES, LAYER_REFERENCE};
int offset = 100; // Layer number offset (from 21 and 22)
int TextRatio;
real NewWidth;
int sources[], n, src, newlay, cancelled = 0;
int curr_layer = -1, curr_wstyle = -1, curr_tsize = -1, curr_tratio = -1;
string TextOrientation;
string cmd = "SET UNDO_LOG OFF;\n"; // advisable for speed reasons
string h, dummy[];
string styles[];
styles[WIRE_STYLE_CONTINUOUS] = "Continuous";
styles[WIRE_STYLE_LONGDASH] = "LongDash";
styles[WIRE_STYLE_SHORTDASH] = "ShortDash";
styles[WIRE_STYLE_DASHDOT] = "DashDot";
string caps[];
caps[CAP_FLAT] = "Flat";
caps[CAP_ROUND] = "Round";
enum { CM_INTERACTIVE, CM_AUTO, CM_NONE };
int clearmode = CM_INTERACTIVE;
void header(void) {
sprintf(h, "layer %d _tplace;\n", LAYER_TPLACE+offset);cmd += h; // here you can change the new
sprintf(h, "layer %d _bplace;\n", LAYER_BPLACE+offset);cmd += h; // layers names
sprintf(h, "set color_layer %d yellow;\n", LAYER_TPLACE+offset);cmd += h; // and
sprintf(h, "set color_layer %d yellow;\n", LAYER_BPLACE+offset);cmd += h; // colors
sprintf(h, "set wire_bend 2;\n");cmd += h;
sprintf(h, "\nGRID mil;\n\n");cmd += h;
}
void setlayer(void) {
if(curr_layer != newlay) {
sprintf(h, "Layer %d;\n", newlay);cmd += h;
curr_layer = newlay;
}
}
void do_arc(UL_ARC A) {
for(n = 0; sources[n]; ++n) if (A.layer == sources[n]) {
NewWidth = (Silkwidth > u2mil(A.width)) ? Silkwidth : u2mil(A.width);
setlayer();
sprintf(h, "ARC ccw %s %5.3f (%5.3f %5.3f) (%5.3f %5.3f) (%5.3f %5.3f);\n",
caps[A.cap], NewWidth,
u2mil(A.x1), u2mil(A.y1),
u2mil(2*(A.xc)-A.x1), u2mil(2*(A.yc) - A.y1),
u2mil(A.x2), u2mil(A.y2));
cmd += h;
break;
}
}
void do_circle(UL_CIRCLE C) {
for(n = 0; sources[n]; ++n) if (C.layer == sources[n]) {
NewWidth = (Silkwidth > u2mil(C.width) && u2mil(C.width) != 0) ? Silkwidth : u2mil(C.width);
setlayer();
sprintf(h, "CIRCLE %5.3f (%5.3f %5.3f) (%5.3f %5.3f);\n",
NewWidth, u2mil(C.x), u2mil(C.y), u2mil(C.x + C.radius),
u2mil(C.y));
cmd += h;
break;
}
}
void do_rect(UL_RECTANGLE R) {
for(n = 0; sources[n]; ++n) if (R.layer == sources[n]) {
setlayer();
sprintf(h, "RECT R%5.3f (%5.3f %5.3f) (%5.3f %5.3f);\n",
R.angle, u2mil(R.x1), u2mil(R.y1), u2mil(R.x2), u2mil(R.y2));
cmd += h;
break;
}
}
void do_poly(UL_POLYGON P) {
for(n = 0; sources[n]; ++n) if (P.layer == sources[n]) {
NewWidth = (Silkwidth > u2mil(P.width)) ? Silkwidth : u2mil(P.width);
P.wires(WP) {
sprintf(h, "POLYGON %5.3f (%5.3f %5.3f)\n ",NewWidth, u2mil(WP.x1), u2mil(WP.y1));
cmd += h;
break;
}
P.wires(WP) {
sprintf(h, " (%5.3f %5.3f)", u2mil(WP.x2), u2mil(WP.y2));cmd += h;
}
sprintf(h, ";\n");cmd += h;
break;
}
}
void do_text(UL_TEXT T) {
for(n = 0; sources[n]; ++n) if (T.layer == sources[n]) {
TextRatio = ceil(100.0 * Silkwidth / u2mil(T.size)); // Needed ratio.
if(TextRatio > maxRatio) TextRatio = maxRatio; // Limit?
if(TextRatio < T.ratio) TextRatio = T.ratio; // Never reduce!
setlayer();
if(curr_tratio != TextRatio) {
sprintf(h, "Change Ratio %d;\n", TextRatio);cmd += h;
curr_tratio = TextRatio;
}
if(curr_tsize != T.size) {
sprintf(h, "Change Size %5.3f;\n", u2mil(T.size));cmd += h;
curr_tsize = T.size;
}
sprintf(h, "TEXT '%s' %s%1.0f (%5.3f %5.3f);\n",
T.value, TextOrientation, T.angle, u2mil(T.x), u2mil(T.y));cmd += h;
break;
}
}
void do_wire(UL_WIRE W) {
for(n = 0; sources[n]; ++n) if(W.layer == sources[n]) {
NewWidth = (Silkwidth > u2mil(W.width)) ? Silkwidth : u2mil(W.width);
setlayer();
if(curr_wstyle != W.style) {
sprintf(h, "Change Style %s;\n", styles[W.style]);cmd +=h;
curr_wstyle = W.style;
}
if(W.arc) do_arc(W.arc);
else {
sprintf(h, "WIRE %5.3f %s (%5.3f %5.3f) (%5.3f %5.3f);\n",
NewWidth, caps[W.cap],
u2mil(W.x1), u2mil(W.y1), u2mil(W.x2), u2mil(W.y2));
cmd += h;
}
break;
}
}
void searchelements(UL_ELEMENT E) {
E.texts(T) do_text(T);
E.package.circles(C) do_circle(C);
E.package.polygons(P) do_poly(P);
E.package.rectangles(R) do_rect(R);
E.package.texts(T) do_text(T);
E.package.wires(W) do_wire(W);
}
void do_delete(int x, int y) {
sprintf(h, "Delete (%5.3f %5.3f);\n", u2mil(x), u2mil(y));
cmd += h;
}
void clearOld(UL_BOARD B, int ss) {
B.circles(C) if(C.layer == ss) do_delete(C.x, C.y);
B.polygons(P) if(P.layer == ss) {
n = 0;
P.wires(W) if(++n > 2) do_delete(W.x1, W.y1);
}
B.rectangles(R) if(R.layer == ss) do_delete(R.x1, R.y1);
B.texts(T) if(T.layer == ss) do_delete(T.x, T.y);
B.wires(W) if(W.layer == ss) do_delete(W.x1, W.y1);
}
int findOld(UL_BOARD B, int ss) {
B.circles(C) if(C.layer == ss) return(1);
B.polygons(P) if(P.layer == ss) return(1);
B.rectangles(R) if(R.layer == ss) return(1);
B.texts(T) if(T.layer == ss) return(1);
B.wires(W) if(W.layer == ss) return(1);
return(0);
}
int wantclear() {
sprintf(h, "!Output layer%s not empty.\nContinue anyway?\n",
((tlayers[0] && blayers[0]) ? "s" : "") );
n = dlgMessageBox(h, "Continue", "Stop", "Make Group");
return(n);
}
int invalid(string s) {
dlgMessageBox(":\nInvalid arg: \"" + s + "\"\n");
return(-1);
}
int chksrc(int val, string field, string fullarg) {
sprintf(h, "%d", val);
if(h != field) {
dlgMessageBox(":\nInvalid arg: \"" + fullarg + "\"\n");
return(-1);
}
else if(val == LAYER_TPLACE+offset || val == LAYER_BPLACE+offset) {
dlgMessageBox(":\"" + fullarg + "\"\nLayer " + field + " is an output layer");
return(-1);
}
else board(B) B.layers(L) if(L.number == val) return(0);
dlgMessageBox(":\"" + fullarg + "\"\nLayer " + field + ": No such layer");
return(-1);
}
if (board) {
for(n = 1; n < argc; ++n) {
if(strupr(argv[n]) == "NOCLEAR") clearmode = CM_NONE;
// Enable auto-clear only if you are brave and bold
// (and patient -- it's slow).
// else if(strupr(argv[n]) == "CLEAR") clearmode = CM_AUTO;
//
else if(strupr(argv[n]) == "TOP=0") tlayers[0] = 0;
else if(strstr(strupr(argv[n]), "TOP=") == 0) {
src = strsplit(dummy, strsub(argv[n], 4), ',');
tlayers[src] = 0;
for(--src; src >= 0; --src) {
tlayers[src] = strtol(dummy[src]);
if(chksrc(tlayers[src], dummy[src], argv[n])) exit(-1);
}
}
else if(strupr(argv[n]) == "BOT=0") blayers[0] = 0;
else if(strstr(strupr(argv[n]), "BOT=") == 0) {
src = strsplit(dummy, strsub(argv[n], 4), ',');
blayers[src] = 0;
for(--src; src >= 0; --src) {
blayers[src] = strtol(dummy[src]);
if(chksrc(blayers[src], dummy[src], argv[n])) exit(-1);
}
}
else exit(invalid(argv[n]));
}
board(B) {
header();
if(tlayers[0] || blayers[0]) {
cmd += "Display None";
if(tlayers[0]) {
sprintf(h, " %d", LAYER_TPLACE+offset);
cmd += h;
}
if(blayers[0]) {
sprintf(h, " %d", LAYER_BPLACE+offset);
cmd += h;
}
}
cmd += ";\n";
if(clearmode == CM_AUTO) {
if(tlayers[0]) clearOld(B, LAYER_TPLACE+offset);
if(blayers[0]) clearOld(B, LAYER_BPLACE+offset);
}
else if(clearmode == CM_INTERACTIVE &&
((tlayers[0] && findOld(B, LAYER_TPLACE+offset)) ||
(blayers[0] && findOld(B, LAYER_BPLACE+offset))) )
switch(wantclear()) {
case 1:
exit(EXIT_FAILURE);
case 2:
sprintf(h, "Group (%5.3f %5.3f) (%5.3f %5.3f) (%5.3f %5.3f) (%5.3f %5.3f) (%5.3f %5.3f);\n",
u2mil(B.area.x1), u2mil(B.area.y1),
u2mil(B.area.x2), u2mil(B.area.y1),
u2mil(B.area.x2), u2mil(B.area.y2),
u2mil(B.area.x1), u2mil(B.area.y2),
u2mil(B.area.x1), u2mil(B.area.y1));
cmd += h;
cancelled = 1;
break;
}
if(! cancelled) {
if(tlayers[0]) {
for(n = 0; tlayers[n]; ++n) sources[n] = tlayers[n];
newlay = LAYER_TPLACE + offset;
TextOrientation = "R";
B.circles(C) do_circle(C);
B.polygons(P) do_poly(P);
B.rectangles(R) do_rect(R);
B.texts(T) do_text(T);
B.wires(W) do_wire(W);
B.elements(E) searchelements(E);
}
if(blayers[0]) {
for(n = 0; blayers[n]; ++n) sources[n] = blayers[n];
newlay = LAYER_BPLACE + offset;
TextOrientation = "MR";
B.circles(C) do_circle(C);
B.polygons(P) do_poly(P);
B.rectangles(R) do_rect(R);
B.texts(T) do_text(T);
B.wires(W) do_wire(W);
B.elements(E) searchelements(E);
}
switch(curr_wstyle) {
case -1:
case WIRE_STYLE_CONTINUOUS:
break;
default:
cmd += "Change Style Continuous;\n";
}
}
}
cmd += "GRID LAST;\n";
cmd += "SET UNDO_LOG ON;\n";
// Dialog
if(! cancelled) {
int Result = dlgDialog("Script to generate the new silk screen") {
dlgGridLayout {
dlgCell(0,0, 0,4) dlgLabel("Edit only if you are sure what you do!");
dlgCell(1,0, 1,4) dlgTextEdit(cmd);
dlgCell(2,0) dlgPushButton("+Execute") dlgAccept();
dlgCell(2,1) dlgSpacing(50);
dlgCell(2,2) dlgPushButton("-Cancel") dlgReject();
dlgCell(2,3) dlgSpacing(50);
dlgCell(2,4) dlgPushButton(" Save ") {
string dest = dlgFileSave("Save Script File", "makesilk.scr", "*.scr");
if(dest != "" &&
(!fileglob(dummy, dest) || dlgMessageBox("File '" + dest + "' exists\n\nOverwrite?", "+&Yes", "-&No") == 0) ) {
output(dest, "wt") { printf(cmd); }
}
}
}
};
if (Result == 0) exit(0);
}
exit(cmd);
}
else {
dlgMessageBox("!\n Start this ULP in a Board \n");
exit (0);
}