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// csg test core, used by throwntegether test and opencsg test
#include "csgtestcore.h"
#include "tests-common.h"
#include "system-gl.h"
#include "openscad.h"
#include "parsersettings.h"
#include "builtin.h"
#include "modcontext.h"
#include "node.h"
#include "module.h"
#include "polyset.h"
#include "Tree.h"
#include "CSGTermEvaluator.h"
#include "CGALEvaluator.h"
#include "PolySetCGALEvaluator.h"
#include <opencsg.h>
#include "OpenCSGRenderer.h"
#include "ThrownTogetherRenderer.h"
#include "csgterm.h"
#include "csgtermnormalizer.h"
#include "OffscreenView.h"
#include <sstream>
#include <vector>
#include <boost/program_options.hpp>
#include <boost/filesystem.hpp>
#include "CsgInfo.h"
namespace po = boost::program_options;
namespace fs = boost::filesystem;
#include "boosty.h"
using std::string;
using std::vector;
using std::cerr;
using std::cout;
std::string commandline_commands;
//#define DEBUG
po::variables_map parse_options(int argc, char *argv[])
{
po::options_description desc("Allowed options");
desc.add_options()
("help,h", "help message")//;
// po::options_description hidden("Hidden options");
// hidden.add_options()
("input-file", po::value< vector<string> >(), "input file")
("output-file", po::value< vector<string> >(), "output file");
po::positional_options_description p;
p.add("input-file", 1).add("output-file", 1);
po::options_description all_options;
all_options.add(desc); // .add(hidden);
po::variables_map vm;
po::store(po::command_line_parser(argc, argv).options(all_options).positional(p).run(), vm);
po::notify(vm);
return vm;
}
int csgtestcore(int argc, char *argv[], test_type_e test_type)
{
const char *filename, *outfilename = NULL;
po::variables_map vm;
try {
vm = parse_options(argc, argv);
} catch ( po::error e ) {
cerr << "error parsing options\n";
}
if (vm.count("input-file"))
filename = vm["input-file"].as< vector<string> >().begin()->c_str();
if (vm.count("output-file"))
outfilename = vm["output-file"].as< vector<string> >().begin()->c_str();
if ((!filename || !outfilename)) {
cerr << "Usage: " << argv[0] << " <file.scad> <output.png>\n";
exit(1);
}
Builtins::instance()->initialize();
fs::path original_path = fs::current_path();
std::string currentdir = boosty::stringy( fs::current_path() );
parser_init(boosty::stringy(fs::path(argv[0]).branch_path()));
add_librarydir(boosty::stringy(fs::path(argv[0]).branch_path() / "../libraries"));
ModuleContext top_ctx;
top_ctx.registerBuiltin();
FileModule *root_module;
ModuleInstantiation root_inst("group");
root_module = parsefile(filename);
if (!root_module) {
exit(1);
}
fs::path fpath = boosty::absolute(fs::path(filename));
fs::path fparent = fpath.parent_path();
fs::current_path(fparent);
top_ctx.setDocumentPath(fparent.string());
AbstractNode::resetIndexCounter();
AbstractNode *absolute_root_node = root_module->instantiate(&top_ctx, &root_inst);
AbstractNode *root_node;
// Do we have an explicit root node (! modifier)?
if (!(root_node = find_root_tag(absolute_root_node))) root_node = absolute_root_node;
Tree tree(root_node);
CsgInfo csgInfo = CsgInfo();
if ( !csgInfo.compile_chains( tree ) ) return 1;
fs::current_path(original_path);
try {
csgInfo.glview = new OffscreenView(512,512);
} catch (int error) {
fprintf(stderr,"Can't create OpenGL OffscreenView. Code: %i. Exiting.\n", error);
exit(1);
}
Camera camera(Camera::VECTOR);
camera.center << 0,0,0;
double radius = 1.0;
if (csgInfo.root_chain) {
BoundingBox bbox = csgInfo.root_chain->getBoundingBox();
camera.center = (bbox.min() + bbox.max()) / 2;
radius = (bbox.max() - bbox.min()).norm() / 2;
}
Vector3d cameradir(1, 1, -0.5);
camera.eye = camera.center - radius*1.8*cameradir;
csgInfo.glview->setCamera(camera);
OpenCSGRenderer opencsgRenderer(csgInfo.root_chain, csgInfo.highlights_chain, csgInfo.background_chain, csgInfo.glview->shaderinfo);
ThrownTogetherRenderer thrownTogetherRenderer(csgInfo.root_chain, csgInfo.highlights_chain, csgInfo.background_chain);
if (test_type == TEST_THROWNTOGETHER)
csgInfo.glview->setRenderer(&thrownTogetherRenderer);
else
csgInfo.glview->setRenderer(&opencsgRenderer);
OpenCSG::setContext(0);
OpenCSG::setOption(OpenCSG::OffscreenSetting, OpenCSG::FrameBufferObject);
csgInfo.glview->paintGL();
if (outfilename) csgInfo.glview->save(outfilename);
delete root_node;
delete root_module;
Builtins::instance(true);
return 0;
}
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