mirror of https://github.com/vitalif/openscad
700 lines
17 KiB
C++
700 lines
17 KiB
C++
/*
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* OpenSCAD (www.openscad.at)
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* Copyright (C) 2009 Clifford Wolf <clifford@clifford.at>
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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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*
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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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*
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#define INCLUDE_ABSTRACT_NODE_DETAILS
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#include "openscad.h"
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#include <QMenu>
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#include <QMenuBar>
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#include <QSplitter>
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#include <QFileDialog>
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#include <QApplication>
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#include <QProgressDialog>
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QPointer<MainWindow> current_win;
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MainWindow::MainWindow(const char *filename)
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{
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root_ctx.functions_p = &builtin_functions;
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root_ctx.modules_p = &builtin_modules;
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root_ctx.set_variable("$fn", Value(0.0));
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root_ctx.set_variable("$fs", Value(1.0));
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root_ctx.set_variable("$fa", Value(12.0));
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root_module = NULL;
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root_node = NULL;
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root_raw_term = NULL;
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root_norm_term = NULL;
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root_chain = NULL;
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#ifdef ENABLE_CGAL
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root_N = NULL;
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#endif
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{
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QMenu *menu = menuBar()->addMenu("&File");
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menu->addAction("&New", this, SLOT(actionNew()));
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menu->addAction("&Open...", this, SLOT(actionOpen()));
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menu->addAction("&Save", this, SLOT(actionSave()), QKeySequence(Qt::Key_F2));
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menu->addAction("Save &As...", this, SLOT(actionSaveAs()));
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menu->addAction("&Reload", this, SLOT(actionReload()), QKeySequence(Qt::Key_F3));
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menu->addAction("&Quit", this, SLOT(close()));
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}
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{
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QMenu *menu = menuBar()->addMenu("&Design");
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menu->addAction("&Reload and Compile", this, SLOT(actionReloadCompile()), QKeySequence(Qt::Key_F4));
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menu->addAction("&Compile", this, SLOT(actionCompile()), QKeySequence(Qt::Key_F5));
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#ifdef ENABLE_CGAL
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menu->addAction("Compile and &Render (CGAL)", this, SLOT(actionRenderCGAL()), QKeySequence(Qt::Key_F6));
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#endif
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menu->addAction("Display &AST...", this, SLOT(actionDisplayAST()));
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menu->addAction("Display CSG &Tree...", this, SLOT(actionDisplayCSGTree()));
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menu->addAction("Display CSG &Products...", this, SLOT(actionDisplayCSGProducts()));
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menu->addAction("Export as &STL...", this, SLOT(actionExportSTL()));
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menu->addAction("Export as &OFF...", this, SLOT(actionExportOFF()));
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}
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{
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QMenu *menu = menuBar()->addMenu("&View");
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#ifdef ENABLE_OPENCSG
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actViewModeOpenCSG = menu->addAction("OpenCSG", this, SLOT(viewModeOpenCSG()));
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actViewModeOpenCSG->setCheckable(true);
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#endif
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#ifdef ENABLE_CGAL
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actViewModeCGALSurface = menu->addAction("CGAL Surfaces", this, SLOT(viewModeCGALSurface()));
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actViewModeCGALGrid = menu->addAction("CGAL Grid Only", this, SLOT(viewModeCGALGrid()));
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actViewModeCGALSurface->setCheckable(true);
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actViewModeCGALGrid->setCheckable(true);
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#endif
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actViewModeThrownTogether = menu->addAction("Thrown Together", this, SLOT(viewModeThrownTogether()));
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actViewModeThrownTogether->setCheckable(true);
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menu->addSeparator();
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actViewModeWireframe = menu->addAction("Wireframe", this, SLOT(viewModeWireframe()));
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actViewModeWireframe->setCheckable(true);
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actViewModeShaded = menu->addAction("Shaded", this, SLOT(viewModeShaded()));
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actViewModeShaded->setCheckable(true);
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menu->addSeparator();
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menu->addAction("Top");
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menu->addAction("Bottom");
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menu->addAction("Left");
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menu->addAction("Right");
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menu->addAction("Front");
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menu->addAction("Back");
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menu->addAction("Diagonal");
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menu->addSeparator();
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menu->addAction("Perspective");
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menu->addAction("Orthogonal");
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}
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s1 = new QSplitter(Qt::Horizontal, this);
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editor = new QTextEdit(s1);
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s2 = new QSplitter(Qt::Vertical, s1);
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screen = new GLView(s2);
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console = new QTextEdit(s2);
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console->setReadOnly(true);
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current_win = this;
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PRINT("OpenSCAD (www.openscad.at)");
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PRINT("Copyright (C) 2009 Clifford Wolf <clifford@clifford.at>");
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PRINT("");
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PRINT("This program is free software; you can redistribute it and/or modify");
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PRINT("it under the terms of the GNU General Public License as published by");
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PRINT("the Free Software Foundation; either version 2 of the License, or");
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PRINT("(at your option) any later version.");
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PRINT("");
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editor->setTabStopWidth(30);
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if (filename) {
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this->filename = QString(filename);
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setWindowTitle(this->filename);
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load();
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} else {
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setWindowTitle("New Document");
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}
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#ifdef ENABLE_OPENCSG
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viewModeOpenCSG();
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#else
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viewModeThrownTogether();
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#endif
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viewModeShaded();
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setCentralWidget(s1);
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current_win = NULL;
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}
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MainWindow::~MainWindow()
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{
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if (root_module)
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delete root_module;
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if (root_node)
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delete root_node;
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#ifdef ENABLE_CGAL
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if (root_N)
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delete root_N;
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#endif
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}
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void MainWindow::load()
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{
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if (!filename.isEmpty())
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{
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QString text;
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FILE *fp = fopen(filename.toAscii().data(), "rt");
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if (!fp) {
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PRINTA("Failed to open file: %1 (%2)", filename, QString(strerror(errno)));
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} else {
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char buffer[513];
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int rc;
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while ((rc = fread(buffer, 1, 512, fp)) > 0) {
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buffer[rc] = 0;
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text += buffer;
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}
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fclose(fp);
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PRINTA("Loaded design `%1'.", filename);
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}
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editor->setPlainText(text);
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}
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}
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void MainWindow::compile()
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{
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PRINT("Parsing design (AST generation)...");
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QApplication::processEvents();
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if (root_module) {
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delete root_module;
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root_module = NULL;
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}
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if (root_node) {
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delete root_node;
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root_node = NULL;
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}
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if (root_raw_term) {
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root_raw_term->unlink();
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root_raw_term = NULL;
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}
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if (root_norm_term) {
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root_norm_term->unlink();
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root_norm_term = NULL;
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}
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if (root_chain) {
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delete root_chain;
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root_chain = NULL;
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}
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root_module = parse(editor->toPlainText().toAscii().data(), false);
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if (!root_module)
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goto fail;
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PRINT("Compiling design (CSG Tree generation)...");
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QApplication::processEvents();
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AbstractNode::idx_counter = 1;
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root_node = root_module->evaluate(&root_ctx, QVector<QString>(), QVector<Value>(), QVector<ModuleInstanciation*>(), NULL);
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if (!root_node)
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goto fail;
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PRINT("Compiling design (CSG Products generation)...");
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QApplication::processEvents();
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double m[16];
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for (int i = 0; i < 16; i++)
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m[i] = i % 5 == 0 ? 1.0 : 0.0;
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root_raw_term = root_node->render_csg_term(m);
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if (!root_raw_term)
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goto fail;
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PRINT("Compiling design (CSG Products normalization)...");
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QApplication::processEvents();
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root_norm_term = root_raw_term->link();
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while (1) {
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CSGTerm *n = root_norm_term->normalize();
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root_norm_term->unlink();
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if (root_norm_term == n)
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break;
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root_norm_term = n;
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}
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if (!root_norm_term)
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goto fail;
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root_chain = new CSGChain();
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root_chain->import(root_norm_term);
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if (1) {
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PRINT("Compilation finished.");
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} else {
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fail:
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PRINT("ERROR: Compilation failed!");
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}
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}
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void MainWindow::actionNew()
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{
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filename = QString();
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setWindowTitle("New Document");
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editor->setPlainText("");
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}
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void MainWindow::actionOpen()
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{
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current_win = this;
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QString new_filename = QFileDialog::getOpenFileName(this, "Open File", "", "OpenSCAD Designs (*.scad)");
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if (!new_filename.isEmpty())
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{
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filename = new_filename;
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setWindowTitle(filename);
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QString text;
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FILE *fp = fopen(filename.toAscii().data(), "rt");
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if (!fp) {
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PRINTA("Failed to open file: %1 (%2)", QString(filename), QString(strerror(errno)));
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} else {
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char buffer[513];
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int rc;
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while ((rc = fread(buffer, 1, 512, fp)) > 0) {
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buffer[rc] = 0;
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text += buffer;
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}
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fclose(fp);
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PRINTA("Loaded design `%1'.", QString(filename));
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}
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editor->setPlainText(text);
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}
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current_win = NULL;
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}
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void MainWindow::actionSave()
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{
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current_win = this;
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FILE *fp = fopen(filename.toAscii().data(), "wt");
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if (!fp) {
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PRINTA("Failed to open file for writing: %1 (%2)", QString(filename), QString(strerror(errno)));
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} else {
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fprintf(fp, "%s", editor->toPlainText().toAscii().data());
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fclose(fp);
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PRINTA("Saved design `%1'.", QString(filename));
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}
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current_win = NULL;
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}
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void MainWindow::actionSaveAs()
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{
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QString new_filename = QFileDialog::getSaveFileName(this, "Save File", filename, "OpenSCAD Designs (*.scad)");
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if (!new_filename.isEmpty()) {
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filename = new_filename;
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setWindowTitle(filename);
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actionSave();
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}
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}
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void MainWindow::actionReload()
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{
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current_win = this;
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load();
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current_win = NULL;
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}
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void MainWindow::actionReloadCompile()
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{
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current_win = this;
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console->clear();
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load();
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compile();
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#ifdef ENABLE_OPENCSG
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if (!actViewModeOpenCSG->isChecked() && !actViewModeThrownTogether->isChecked()) {
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viewModeOpenCSG();
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}
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else
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#endif
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{
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screen->updateGL();
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}
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current_win = NULL;
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}
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void MainWindow::actionCompile()
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{
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current_win = this;
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console->clear();
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compile();
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#ifdef ENABLE_OPENCSG
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if (!actViewModeOpenCSG->isChecked() && !actViewModeThrownTogether->isChecked()) {
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viewModeOpenCSG();
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}
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else
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#endif
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{
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screen->updateGL();
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}
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current_win = NULL;
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}
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#ifdef ENABLE_CGAL
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static void report_func(const class AbstractNode*, void *vp, int mark)
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{
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QProgressDialog *pd = (QProgressDialog*)vp;
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int v = (int)((mark*100.0) / progress_report_count);
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pd->setValue(v < 100 ? v : 99);
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QApplication::processEvents();
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}
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void MainWindow::actionRenderCGAL()
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{
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current_win = this;
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compile();
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if (!root_module || !root_node)
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return;
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if (root_N) {
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delete root_N;
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root_N = NULL;
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}
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PRINT("Rendering Polygon Mesh using CGAL...");
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QApplication::processEvents();
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QProgressDialog *pd = new QProgressDialog("Rendering Polygon Mesh using CGAL...", QString(), 0, 100);
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pd->setValue(0);
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pd->setAutoClose(false);
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pd->show();
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QApplication::processEvents();
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progress_report_prep(root_node, report_func, pd);
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root_N = new CGAL_Nef_polyhedron(root_node->render_cgal_nef_polyhedron());
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progress_report_fin();
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PRINTF(" Simple: %6s", root_N->is_simple() ? "yes" : "no");
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PRINTF(" Valid: %6s", root_N->is_valid() ? "yes" : "no");
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PRINTF(" Vertices: %6d", (int)root_N->number_of_vertices());
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PRINTF(" Halfedges: %6d", (int)root_N->number_of_halfedges());
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PRINTF(" Edges: %6d", (int)root_N->number_of_edges());
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PRINTF(" Halffacets: %6d", (int)root_N->number_of_halffacets());
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PRINTF(" Facets: %6d", (int)root_N->number_of_facets());
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PRINTF(" Volumes: %6d", (int)root_N->number_of_volumes());
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if (!actViewModeCGALSurface->isChecked() && !actViewModeCGALGrid->isChecked()) {
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viewModeCGALSurface();
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} else {
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screen->updateGL();
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}
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PRINT("Rendering finished.");
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delete pd;
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current_win = NULL;
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}
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#endif /* ENABLE_CGAL */
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void MainWindow::actionDisplayAST()
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{
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current_win = this;
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QTextEdit *e = new QTextEdit(NULL);
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e->setTabStopWidth(30);
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e->setWindowTitle("AST Dump");
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if (root_module) {
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e->setPlainText(root_module->dump("", ""));
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} else {
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e->setPlainText("No AST to dump. Please try compiling first...");
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}
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e->show();
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e->resize(600, 400);
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current_win = NULL;
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}
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void MainWindow::actionDisplayCSGTree()
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{
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current_win = this;
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QTextEdit *e = new QTextEdit(NULL);
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e->setTabStopWidth(30);
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e->setWindowTitle("CSG Tree Dump");
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if (root_node) {
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e->setPlainText(root_node->dump(""));
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} else {
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e->setPlainText("No CSG to dump. Please try compiling first...");
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}
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e->show();
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e->resize(600, 400);
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current_win = NULL;
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}
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void MainWindow::actionDisplayCSGProducts()
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{
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current_win = this;
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QTextEdit *e = new QTextEdit(NULL);
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e->setTabStopWidth(30);
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e->setWindowTitle("CSG Products Dump");
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e->setPlainText(QString("\nCSG before normalization:\n%1\n\n\nCSG after normalization:\n%2\n\n\nCSG rendering chain:\n%3\n").arg(root_raw_term ? root_raw_term->dump() : "N/A", root_norm_term ? root_norm_term->dump() : "N/A", root_chain ? root_chain->dump() : "N/A"));
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e->show();
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e->resize(600, 400);
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current_win = NULL;
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}
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void MainWindow::actionExportSTL()
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{
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current_win = this;
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PRINTA("Function %1 is not implemented yet!", QString(__PRETTY_FUNCTION__));
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current_win = NULL;
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}
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void MainWindow::actionExportOFF()
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{
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current_win = this;
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PRINTA("Function %1 is not implemented yet!", QString(__PRETTY_FUNCTION__));
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current_win = NULL;
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}
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void MainWindow::viewModeActionsUncheck()
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{
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#ifdef ENABLE_OPENCSG
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actViewModeOpenCSG->setChecked(false);
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#endif
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#ifdef ENABLE_CGAL
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actViewModeCGALSurface->setChecked(false);
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actViewModeCGALGrid->setChecked(false);
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#endif
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actViewModeThrownTogether->setChecked(false);
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}
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#ifdef ENABLE_OPENCSG
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class OpenCSGPrim : public OpenCSG::Primitive
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{
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public:
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OpenCSGPrim(OpenCSG::Operation operation, unsigned int convexity) :
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OpenCSG::Primitive(operation, convexity) { }
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PolySet *p;
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virtual void render() {
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p->render_surface(PolySet::COLOR_NONE);
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}
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};
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static void renderGLviaOpenCSG(void *vp)
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{
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MainWindow *m = (MainWindow*)vp;
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static int glew_initialized = 0;
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if (!glew_initialized) {
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glew_initialized = 1;
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glewInit();
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}
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if (m->root_chain) {
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GLint *shaderinfo = m->screen->shaderinfo;
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if (m->screen->useLights || !shaderinfo[0])
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shaderinfo = NULL;
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std::vector<OpenCSG::Primitive*> primitives;
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int j = 0;
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for (int i = 0;; i++)
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{
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bool last = i == m->root_chain->polysets.size();
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if (last || m->root_chain->types[i] == CSGTerm::UNION)
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{
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OpenCSG::render(primitives, OpenCSG::Goldfeather, OpenCSG::NoDepthComplexitySampling);
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|
glDepthFunc(GL_EQUAL);
|
|
if (shaderinfo)
|
|
glUseProgram(shaderinfo[0]);
|
|
for (; j < i; j++) {
|
|
if (m->root_chain->types[j] == CSGTerm::DIFFERENCE) {
|
|
m->root_chain->polysets[j]->render_surface(PolySet::COLOR_CUTOUT, shaderinfo);
|
|
} else {
|
|
m->root_chain->polysets[j]->render_surface(PolySet::COLOR_MATERIAL, shaderinfo);
|
|
}
|
|
}
|
|
if (shaderinfo)
|
|
glUseProgram(0);
|
|
for (unsigned int k = 0; k < primitives.size(); k++) {
|
|
delete primitives[k];
|
|
}
|
|
glDepthFunc(GL_LESS);
|
|
|
|
primitives.clear();
|
|
}
|
|
|
|
if (last)
|
|
break;
|
|
|
|
OpenCSGPrim *prim = new OpenCSGPrim(m->root_chain->types[i] == CSGTerm::DIFFERENCE ?
|
|
OpenCSG::Subtraction : OpenCSG::Intersection, 1);
|
|
prim->p = m->root_chain->polysets[i];
|
|
primitives.push_back(prim);
|
|
}
|
|
}
|
|
}
|
|
|
|
void MainWindow::viewModeOpenCSG()
|
|
{
|
|
viewModeActionsUncheck();
|
|
actViewModeOpenCSG->setChecked(true);
|
|
screen->renderfunc = renderGLviaOpenCSG;
|
|
screen->renderfunc_vp = this;
|
|
screen->updateGL();
|
|
}
|
|
|
|
#endif /* ENABLE_OPENCSG */
|
|
|
|
#ifdef ENABLE_CGAL
|
|
|
|
// a little hackish: we need access to default-private members of
|
|
// CGAL::OGL::Nef3_Converter so we can implement our own draw function
|
|
// that does not scale the model. so we define 'class' to 'struct'
|
|
// for this header..
|
|
//
|
|
// theoretically there could be two problems:
|
|
// 1.) defining language keyword with the pre processor is illegal afair
|
|
// 2.) the compiler could use a different memory layout or name mangling for structs
|
|
//
|
|
// both does not seam to be the case with todays compilers...
|
|
//
|
|
#define class struct
|
|
#include <CGAL/Nef_3/OGL_helper.h>
|
|
#undef class
|
|
|
|
static void renderGLviaCGAL(void *vp)
|
|
{
|
|
MainWindow *m = (MainWindow*)vp;
|
|
if (m->root_N) {
|
|
CGAL::OGL::Polyhedron P;
|
|
CGAL::OGL::Nef3_Converter<CGAL_Nef_polyhedron>::convert_to_OGLPolyhedron(*m->root_N, &P);
|
|
P.init();
|
|
if (m->actViewModeCGALSurface->isChecked())
|
|
P.set_style(CGAL::OGL::SNC_BOUNDARY);
|
|
if (m->actViewModeCGALGrid->isChecked())
|
|
P.set_style(CGAL::OGL::SNC_SKELETON);
|
|
glDisable(GL_LIGHTING);
|
|
#if 0
|
|
P.draw();
|
|
#else
|
|
if (P.style == CGAL::OGL::SNC_BOUNDARY) {
|
|
glCallList(P.object_list_+2);
|
|
}
|
|
glCallList(P.object_list_+1);
|
|
glCallList(P.object_list_);
|
|
if (P.switches[CGAL::OGL::SNC_AXES]) {
|
|
glCallList(P.object_list_+3);
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
void MainWindow::viewModeCGALSurface()
|
|
{
|
|
viewModeActionsUncheck();
|
|
actViewModeCGALSurface->setChecked(true);
|
|
screen->renderfunc = renderGLviaCGAL;
|
|
screen->renderfunc_vp = this;
|
|
screen->updateGL();
|
|
}
|
|
|
|
void MainWindow::viewModeCGALGrid()
|
|
{
|
|
viewModeActionsUncheck();
|
|
actViewModeCGALGrid->setChecked(true);
|
|
screen->renderfunc = renderGLviaCGAL;
|
|
screen->renderfunc_vp = this;
|
|
screen->updateGL();
|
|
}
|
|
|
|
#endif /* ENABLE_CGAL */
|
|
|
|
static void renderGLThrownTogether(void *vp)
|
|
{
|
|
MainWindow *m = (MainWindow*)vp;
|
|
if (m->root_chain) {
|
|
glDepthFunc(GL_LEQUAL);
|
|
#if 0
|
|
glUseProgram(m->screen->shaderinfo[0]);
|
|
for (int i = 0; i < m->root_chain->polysets.size(); i++) {
|
|
if (m->root_chain->types[i] == CSGTerm::DIFFERENCE) {
|
|
m->root_chain->polysets[i]->render_surface(PolySet::COLOR_CUTOUT, m->screen->shaderinfo);
|
|
} else {
|
|
m->root_chain->polysets[i]->render_surface(PolySet::COLOR_MATERIAL, m->screen->shaderinfo);
|
|
}
|
|
}
|
|
glUseProgram(0);
|
|
#else
|
|
for (int i = 0; i < m->root_chain->polysets.size(); i++) {
|
|
if (m->root_chain->types[i] == CSGTerm::DIFFERENCE) {
|
|
m->root_chain->polysets[i]->render_surface(PolySet::COLOR_CUTOUT);
|
|
if (!m->screen->useLights)
|
|
m->root_chain->polysets[i]->render_edges(PolySet::COLOR_CUTOUT);
|
|
} else {
|
|
m->root_chain->polysets[i]->render_surface(PolySet::COLOR_MATERIAL);
|
|
if (!m->screen->useLights)
|
|
m->root_chain->polysets[i]->render_edges(PolySet::COLOR_MATERIAL);
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
void MainWindow::viewModeThrownTogether()
|
|
{
|
|
viewModeActionsUncheck();
|
|
actViewModeThrownTogether->setChecked(true);
|
|
screen->renderfunc = renderGLThrownTogether;
|
|
screen->renderfunc_vp = this;
|
|
screen->updateGL();
|
|
}
|
|
|
|
void MainWindow::viewModeWireframe()
|
|
{
|
|
screen->useLights = false;
|
|
actViewModeWireframe->setChecked(true);
|
|
actViewModeShaded->setChecked(false);
|
|
screen->updateGL();
|
|
}
|
|
|
|
void MainWindow::viewModeShaded()
|
|
{
|
|
screen->useLights = true;
|
|
actViewModeWireframe->setChecked(false);
|
|
actViewModeShaded->setChecked(true);
|
|
screen->updateGL();
|
|
}
|
|
|