+++ /dev/null
-/************************************************************************
- ************************************************************************
- FAUST compiler
- Copyright (C) 2003-2004 GRAME, Centre National de Creation Musicale
- ---------------------------------------------------------------------
- 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.
- ************************************************************************
- ************************************************************************/
-
-
-#include "recSchema.h"
-#include <iostream>
-#include <assert.h>
-
-using namespace std;
-
-/**
- * Creates a new recursive schema (s1 ~ s2). The smallest component is
- * enlarged to the width of the other. The left and right horizontal
- * margins are computed according to the number of internal connections.
- */
-schema* makeRecSchema (schema* s1, schema* s2)
-{
- schema* a = makeEnlargedSchema(s1, s2->width());
- schema* b = makeEnlargedSchema(s2, s1->width());
- double m = dWire * max(b->inputs(), b->outputs());
- double w = a->width() + 2*m;
-
- return new recSchema(a,b,w);
-}
-
-/**
- * Constructor of a recursive schema (s1 ~ s2). The two components
- * are supposed to have the same width.
- */
-recSchema::recSchema (schema* s1, schema* s2, double width)
- : schema( s1->inputs() - s2->outputs(),
- s1->outputs(),
- width,
- s1->height() + s2->height() ),
- fSchema1(s1),
- fSchema2(s2)
-{
- // this version only accepts legal expressions of same width
- assert(s1->inputs() >= s2->outputs());
- assert(s1->outputs() >= s2->inputs());
- assert(s1->width() >= s2->width());
-
- // create the input and output points
- for (unsigned int i=0; i<inputs(); i++) fInputPoint.push_back(point(0,0));
- for (unsigned int i=0; i<outputs(); i++) fOutputPoint.push_back(point(0,0));
-
-}
-
-/**
- * The two subschema are placed centered vertically, s2 on top of s1.
- * The input and output points are computed.
- */
-void recSchema::place(double ox, double oy, int orientation)
-{
- beginPlace(ox, oy, orientation);
-
- double dx1 = (width() - fSchema1->width())/2;
- double dx2 = (width() - fSchema2->width())/2;
-
- // place the two sub diagrams
- if (orientation == kLeftRight) {
- fSchema2->place(ox+dx2, oy, kRightLeft);
- fSchema1->place(ox+dx1, oy+fSchema2->height(), kLeftRight);
- } else {
- fSchema1->place(ox+dx1, oy, kRightLeft);
- fSchema2->place(ox+dx2, oy+fSchema1->height(), kLeftRight);
- }
-
-
- // adjust delta space to orientation
- if (orientation == kRightLeft) { dx1 = -dx1; }
-
- // place input points
- for (unsigned int i=0; i<inputs(); i++) {
- point p = fSchema1->inputPoint(i+fSchema2->outputs());
- fInputPoint[i] = point(p.x-dx1, p.y);
- }
-
- // place output points
- for (unsigned int i=0; i<outputs(); i++) {
- point p = fSchema1->outputPoint(i);
- fOutputPoint[i] = point(p.x+dx1, p.y);
- }
-
- endPlace();
-}
-
-
-/**
- * The input points s1 ~ s2
- */
-point recSchema::inputPoint(unsigned int i) const
-{
- return fInputPoint[i];
-}
-
-
-/**
- * The output points s1 ~ s2
- */
-point recSchema::outputPoint(unsigned int i) const
-{
- return fOutputPoint[i];
-}
-
-
-/**
- * Draw the two subschema s1 and s2 as well as the feedback
- * connections between s1 and s2, and the feedfrom connections
- * beetween s2 and s1.
- */
-void recSchema::draw(device& dev)
-{
- assert(placed());
-
- // draw the two subdiagrams
- fSchema1->draw(dev);
- fSchema2->draw(dev);
-
- // draw the output lines
- for (unsigned int i=0; i<outputs(); i++) {
- point p = fSchema1->outputPoint(i);
- point q = outputPoint(i);
- //dev.trait(p.x, p.y, q.x, q.y);
- }
-
- // draw the input lines
- unsigned int skip = fSchema2->outputs();
- for (unsigned int i=0; i<inputs(); i++) {
- point p = fSchema1->inputPoint(i+skip);
- point q = inputPoint(i);
- //dev.trait(p.x, p.y, q.x, q.y);
- }
-
- // draw the feedback connections to each fSchema2 input
- for (unsigned int i=0; i<fSchema2->inputs(); i++) {
- drawFeedback(dev, fSchema1->outputPoint(i), fSchema2->inputPoint(i), i*dWire);
- }
-
- // draw the feedfront connections from each fSchema2 output
- for (unsigned int i=0; i<fSchema2->outputs(); i++) {
- drawFeedfront(dev, fSchema2->outputPoint(i), fSchema1->inputPoint(i), i*dWire);
- }
-}
-
-
-/**
- * Draw the delay sign of a feedback connection
- */
-void recSchema::drawDelaySign(device& dev, double x, double y, double size)
-{
- dev.trait(x-size/2, y, x-size/2, y-size);
- dev.trait(x-size/2, y-size, x+size/2, y-size);
- dev.trait(x+size/2, y-size, x+size/2, y);
-}
-
-
-/**
- * Draw the two subschema s1 and s2 as well as the feedback
- * connections between s1 and s2, and the feedfrom connections
- * beetween s2 and s1.
- */
-void recSchema::collectTraits(collector& c)
-{
- assert(placed());
-
- // draw the two subdiagrams
- fSchema1->collectTraits(c);
- fSchema2->collectTraits(c);
-
- // draw the feedback connections to each fSchema2 input
- for (unsigned int i=0; i<fSchema2->inputs(); i++) {
- collectFeedback(c, fSchema1->outputPoint(i), fSchema2->inputPoint(i), i*dWire, outputPoint(i));
- }
-
- // draw the non recursive output lines
- for (unsigned int i=fSchema2->inputs(); i<outputs(); i++) {
- point p = fSchema1->outputPoint(i);
- point q = outputPoint(i);
- c.addTrait(trait(p,q)); // in->out order
- }
-
- // draw the input lines
- unsigned int skip = fSchema2->outputs();
- for (unsigned int i=0; i<inputs(); i++) {
- point p = inputPoint(i);
- point q = fSchema1->inputPoint(i+skip);
- c.addTrait(trait(p,q)); // in->out order
- }
-
- // draw the feedfront connections from each fSchema2 output
- for (unsigned int i=0; i<fSchema2->outputs(); i++) {
- collectFeedfront(c, fSchema2->outputPoint(i), fSchema1->inputPoint(i), i*dWire);
- }
-}
-
-
-
-/**
- * Draw a feedback connection between two points with an horizontal
- * displacement dx
- */
-void recSchema::drawFeedback(device& dev, const point& src, const point& dst, double dx)
-{
- double ox = src.x + ((orientation()==kLeftRight) ? dx : -dx);
- double ct = (orientation()==kLeftRight) ? dWire/2 : -dWire/2;
-
- drawDelaySign(dev, ox, src.y, ct);
- //dev.trait(ox, src.y-ct, ox, dst.y);
- //dev.trait(ox, dst.y, dst.x, dst.y);
-}
-
-
-
-/**
- * Draw a feedback connection between two points with an horizontal
- * displacement dx
- */
-void recSchema::collectFeedback(collector& c, const point& src, const point& dst, double dx, const point& out)
-{
- double ox = src.x + ((orientation()==kLeftRight) ? dx : -dx);
- double ct = (orientation()==kLeftRight) ? dWire/2 : -dWire/2;
-
- point up(ox, src.y-ct);
- point br(ox+ct/2.0, src.y);
-
- c.addOutput(up);
- c.addOutput(br);
- c.addInput(br);
-
- c.addTrait(trait(up, point(ox, dst.y)));
- c.addTrait(trait(point(ox, dst.y), point(dst.x, dst.y)));
- c.addTrait(trait(src,br));
- c.addTrait(trait(br,out));
-
-}
-
-
-/**
- * Draw a feedfrom connection between two points with an horizontal
- * displacement dx
- */
-void recSchema::drawFeedfront(device& dev, const point& src, const point& dst, double dx)
-{
-// double ox = src.x + ((orientation()==kLeftRight) ? -dx : dx);
-
-// dev.trait(ox, src.y, src.x, src.y);
-// dev.trait(ox, src.y, ox, dst.y);
-// dev.trait(ox, dst.y, dst.x, dst.y);
-}
-
-
-/**
- * Draw a feedfrom connection between two points with an horizontal
- * displacement dx
- */
-void recSchema::collectFeedfront(collector& c, const point& src, const point& dst, double dx)
-{
- double ox = src.x + ((orientation()==kLeftRight) ? -dx : dx);
-
- c.addTrait(trait(point(src.x, src.y), point(ox, src.y)));
- c.addTrait(trait(point(ox, src.y), point(ox, dst.y)));
- c.addTrait(trait(point(ox, dst.y), point(dst.x, dst.y)));
-}
projects / Faustine.git / blobdiff