mirror of https://github.com/vitalif/openscad
212 lines
5.6 KiB
C++
212 lines
5.6 KiB
C++
// csg test core, used by throwntegether test and opencsg test
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#include "csgtestcore.h"
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#include "tests-common.h"
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#include "system-gl.h"
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#include "openscad.h"
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#include "parsersettings.h"
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#include "builtin.h"
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#include "context.h"
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#include "node.h"
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#include "module.h"
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#include "polyset.h"
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#include "Tree.h"
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#include "CSGTermEvaluator.h"
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#include "CGALEvaluator.h"
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#include "PolySetCGALEvaluator.h"
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#include <opencsg.h>
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#include "OpenCSGRenderer.h"
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#include "ThrownTogetherRenderer.h"
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#include "csgterm.h"
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#include "csgtermnormalizer.h"
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#include "OffscreenView.h"
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#include <sstream>
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#include <vector>
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#include <boost/program_options.hpp>
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#include <boost/filesystem.hpp>
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#include "CsgInfo.h"
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namespace po = boost::program_options;
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namespace fs = boost::filesystem;
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#include "boosty.h"
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using std::string;
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using std::vector;
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using std::cerr;
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using std::cout;
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std::string commandline_commands;
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//#define DEBUG
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string info_dump(OffscreenView *glview)
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{
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assert(glview);
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#ifdef __GNUG__
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#define compiler_info "GCC " << __VERSION__
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#elif defined(_MSC_VER)
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#define compiler_info "MSVC " << _MSC_FULL_VER
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#else
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#define compiler_info "unknown compiler"
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#endif
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#ifndef OPENCSG_VERSION_STRING
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#define OPENCSG_VERSION_STRING "unknown, <1.3.2"
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#endif
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std::stringstream out;
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#define STRINGIFY(x) #x
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#define TOSTRING(x) STRINGIFY(x)
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out << "\nOpenSCAD Version: " << TOSTRING(OPENSCAD_VERSION)
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<< "\nCompiled by: " << compiler_info
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<< "\nCompile date: " << __DATE__
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<< "\nBoost version: " << BOOST_LIB_VERSION
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<< "\nEigen version: " << EIGEN_WORLD_VERSION << "."
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<< EIGEN_MAJOR_VERSION << "." << EIGEN_MINOR_VERSION
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<< "\nCGAL version: " << TOSTRING(CGAL_VERSION)
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<< "\nOpenCSG version: " << OPENCSG_VERSION_STRING
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<< "\n" << glview->getRendererInfo()
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<< "\n";
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return out.str();
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}
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po::variables_map parse_options(int argc, char *argv[])
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{
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po::options_description desc("Allowed options");
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desc.add_options()
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("help,h", "help message")//;
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("info,i", "information on GLEW, OpenGL, OpenSCAD, and OS")//;
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// po::options_description hidden("Hidden options");
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// hidden.add_options()
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("input-file", po::value< vector<string> >(), "input file")
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("output-file", po::value< vector<string> >(), "output file");
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po::positional_options_description p;
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p.add("input-file", 1).add("output-file", 1);
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po::options_description all_options;
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all_options.add(desc); // .add(hidden);
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po::variables_map vm;
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po::store(po::command_line_parser(argc, argv).options(all_options).positional(p).run(), vm);
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po::notify(vm);
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return vm;
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}
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int csgtestcore(int argc, char *argv[], test_type_e test_type)
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{
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bool sysinfo_dump = false;
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const char *filename, *outfilename = NULL;
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po::variables_map vm;
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try {
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vm = parse_options(argc, argv);
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} catch ( po::error e ) {
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cerr << "error parsing options\n";
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}
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if (vm.count("info")) sysinfo_dump = true;
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if (vm.count("input-file"))
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filename = vm["input-file"].as< vector<string> >().begin()->c_str();
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if (vm.count("output-file"))
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outfilename = vm["output-file"].as< vector<string> >().begin()->c_str();
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if ((!filename || !outfilename) && !sysinfo_dump) {
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cerr << "Usage: " << argv[0] << " <file.scad> <output.png>\n";
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exit(1);
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}
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Builtins::instance()->initialize();
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fs::path original_path = fs::current_path();
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std::string currentdir = boosty::stringy( fs::current_path() );
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parser_init(boosty::stringy(fs::path(argv[0]).branch_path()));
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add_librarydir(boosty::stringy(fs::path(argv[0]).branch_path() / "../libraries"));
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Context root_ctx;
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register_builtin(root_ctx);
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AbstractModule *root_module;
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ModuleInstantiation root_inst;
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if (sysinfo_dump)
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root_module = parse("sphere();","",false);
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else
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root_module = parsefile(filename);
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if (!root_module) {
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exit(1);
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}
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if (!sysinfo_dump) {
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if (fs::path(filename).has_parent_path()) {
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fs::current_path(fs::path(filename).parent_path());
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}
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}
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AbstractNode::resetIndexCounter();
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AbstractNode *absolute_root_node = root_module->evaluate(&root_ctx, &root_inst);
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AbstractNode *root_node;
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// Do we have an explicit root node (! modifier)?
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if (!(root_node = find_root_tag(absolute_root_node))) root_node = absolute_root_node;
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Tree tree(root_node);
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CsgInfo csgInfo = CsgInfo();
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if ( !csgInfo.compile_chains( tree ) ) return 1;
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fs::current_path(original_path);
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try {
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csgInfo.glview = new OffscreenView(512,512);
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} catch (int error) {
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fprintf(stderr,"Can't create OpenGL OffscreenView. Code: %i. Exiting.\n", error);
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exit(1);
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}
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if (sysinfo_dump) cout << info_dump(csgInfo.glview);
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Camera camera(Camera::VECTOR);
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camera.center << 0,0,0;
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double radius = 1.0;
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if (csgInfo.root_chain) {
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BoundingBox bbox = csgInfo.root_chain->getBoundingBox();
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camera.center = (bbox.min() + bbox.max()) / 2;
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radius = (bbox.max() - bbox.min()).norm() / 2;
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}
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Vector3d cameradir(1, 1, -0.5);
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camera.eye = camera.center - radius*1.8*cameradir;
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csgInfo.glview->setCamera(camera);
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OpenCSGRenderer opencsgRenderer(csgInfo.root_chain, csgInfo.highlights_chain, csgInfo.background_chain, csgInfo.glview->shaderinfo);
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ThrownTogetherRenderer thrownTogetherRenderer(csgInfo.root_chain, csgInfo.highlights_chain, csgInfo.background_chain);
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if (test_type == TEST_THROWNTOGETHER)
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csgInfo.glview->setRenderer(&thrownTogetherRenderer);
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else
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csgInfo.glview->setRenderer(&opencsgRenderer);
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OpenCSG::setContext(0);
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OpenCSG::setOption(OpenCSG::OffscreenSetting, OpenCSG::FrameBufferObject);
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csgInfo.glview->paintGL();
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if (outfilename) csgInfo.glview->save(outfilename);
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delete root_node;
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delete root_module;
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Builtins::instance(true);
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return 0;
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}
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