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/************************************************************************
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************************************************************************
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Copyright (C) 2003-2004 GRAME, Centre National de Creation Musicale
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---------------------------------------------------------------------
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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************************************************************************
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************************************************************************/
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#include "splitSchema.h"
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* Creates a new split schema. Cables are enlarged to dWire.
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* The horizontal gap between the two subschema is such that
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* the connections are not too slopy.
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schema* makeSplitSchema (schema* s1, schema* s2)
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// make sure a and b are at least dWire large
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schema * a = makeEnlargedSchema(s1, dWire);
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schema * b = makeEnlargedSchema(s2, dWire);
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// horizontal gap to avaoid too slopy connections
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double hgap = (a->height()+b->height())/4;
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return new splitSchema(a,b,hgap);
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* Constructor for a split schema s1 <: s2 where the outputs
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* of s1 are distributed to the inputs of s2. The constructor is
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* private in order to enforce the usage of makeSplitSchema
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splitSchema::splitSchema (schema* s1, schema* s2, double hgap)
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: schema( s1->inputs(),
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s1->width() + s2->width() + hgap,
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max(s1->height(), s2->height()) ),
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* Places the two subschema horizontaly, centered, with enough gap for
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void splitSchema::place(double ox, double oy, int orientation)
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beginPlace(ox, oy, orientation);
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double dy1 = max(0.0, fSchema2->height()-fSchema1->height()) / 2.0;
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double dy2 = max(0.0, fSchema1->height()-fSchema2->height()) / 2.0;
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if (orientation == kLeftRight) {
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fSchema1->place(ox, oy+dy1, orientation);
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fSchema2->place(ox+fSchema1->width()+fHorzGap, oy+dy2, orientation);
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fSchema2->place(ox, oy+dy2, orientation);
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fSchema1->place(ox+fSchema2->width()+fHorzGap, oy+dy1, orientation);
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* The inputs of s1 <: s2 are the inputs of s1
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point splitSchema::inputPoint(unsigned int i)
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return fSchema1->inputPoint(i);
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* The outputs of s1 <: s2 are the outputs of s2
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point splitSchema::outputPoint(unsigned int i)
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return fSchema2->outputPoint(i);
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* Draw the two sub schema and the connections between them
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void splitSchema::draw(device& dev)
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// draw the two subdiagrams
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unsigned int r = fSchema1->outputs();
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// draw the connections between them
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for (unsigned int i=0; i<fSchema2->inputs(); i++) {
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point p = fSchema1->outputPoint(i%r);
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point q = fSchema2->inputPoint(i);
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dev.trait(p.x, p.y, q.x, q.y);