trackgen: read/write acc files (not used yet)
git-svn-id: https://svn.code.sf.net/p/speed-dreams/code/trunk@9043 30fe4595-0a0c-4342-8851-515496e4dcbd Former-commit-id: 3599d01478799579769351527057fa91cba8c946 Former-commit-id: 5eb96556b3f8280e0f2185ab10846918ae05411d
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iobyte
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5 changed files with 167 additions and 62 deletions
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@ -222,8 +222,29 @@ Ac3d::Surface::Surface(std::ifstream &fin)
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std::back_inserter(tokens));
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refs[i].index = std::stoi(tokens.at(0));
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refs[i].coord[0] = std::stod(tokens.at(1));
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refs[i].coord[1] = std::stod(tokens.at(2));
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refs[i].coords[0][0] = std::stod(tokens.at(1));
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refs[i].coords[0][1] = std::stod(tokens.at(2));
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if (tokens.size() >= 5)
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{
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refs[i].count = 2;
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refs[i].coords[1][0] = std::stod(tokens.at(3));
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refs[i].coords[1][1] = std::stod(tokens.at(4));
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if (tokens.size() >= 7)
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{
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refs[i].count = 3;
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refs[i].coords[2][0] = std::stod(tokens.at(5));
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refs[i].coords[2][1] = std::stod(tokens.at(6));
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if (tokens.size() >= 9)
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{
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refs[i].count = 4;
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refs[i].coords[3][0] = std::stod(tokens.at(7));
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refs[i].coords[3][1] = std::stod(tokens.at(8));
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}
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}
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}
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i++;
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}
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break;
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@ -239,7 +260,26 @@ void Ac3d::Surface::write(std::ofstream &fout) const
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fout << "mat " << mat << std::endl;
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fout << "refs " << refs.size() << std::endl;
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for (const auto &ref : refs)
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fout << ref.index << " " << ref.coord[0] << " " << ref.coord[1] << std::endl;
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{
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fout << ref.index << " " << ref.coords[0][0] << " " << ref.coords[0][1];
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if (ref.count >= 2)
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{
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fout << " " << ref.coords[1][0] << " " << ref.coords[1][1];
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if (ref.count >= 3)
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{
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fout << " " << ref.coords[2][0] << " " << ref.coords[2][1];
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if (ref.count == 4)
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{
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fout << " " << ref.coords[3][0] << " " << ref.coords[3][1];
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}
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}
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}
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fout << std::endl;
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}
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}
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//--------------------------------- Matrix ------------------------------------
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@ -540,7 +580,7 @@ Ac3d::Object::Object(std::ifstream &fin)
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parse(fin, tokens.at(1));
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return;
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}
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throw Exception("Invalid AC3D file");
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}
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}
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@ -574,7 +614,15 @@ void Ac3d::Object::parse(std::ifstream &fin, const std::string &objType)
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}
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else if (tokens.at(0) == "texture")
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{
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texture = tokens.at(1);
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if (tokens.size() == 2)
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{
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if (textures.size() == 0)
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textures.push_back(tokens.at(1));
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else
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textures[0] = tokens.at(1);
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}
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else
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textures.push_back(tokens.at(1));
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}
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else if (tokens.at(0) == "texrep")
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{
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@ -632,6 +680,10 @@ void Ac3d::Object::parse(std::ifstream &fin, const std::string &objType)
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tokenizeLine(line, tokens);
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vertices.emplace_back(std::stod(tokens.at(0)), std::stod(tokens.at(1)), std::stod(tokens.at(2)));
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if (tokens.size() == 6)
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normals.emplace_back(std::stod(tokens.at(3)), std::stod(tokens.at(4)), std::stod(tokens.at(5)));
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i++;
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}
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}
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@ -645,7 +697,21 @@ void Ac3d::Object::parse(std::ifstream &fin, const std::string &objType)
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{
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const int numKids = std::stoi(tokens.at(1));
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for (int i = 0; i < numKids; i++)
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{
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std::streambuf::pos_type len = fin.tellg();
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std::string peekLine;
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std::getline(fin, peekLine);
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std::vector<std::string> peekTokens;
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tokenizeLine(peekLine, peekTokens);
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fin.seekg(len, std::ios_base::beg);
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if (peekTokens.size() < 1 || peekTokens[0] != "OBJECT")
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{
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// this is a common problem with accc generated files so ignore it
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// throw Exception("Invalid AC3D file: wrong number of kids");
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return;
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}
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kids.emplace_back(fin);
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}
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return;
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}
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}
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@ -663,9 +729,19 @@ void Ac3d::Object::write(std::ofstream &fout, bool all) const
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fout << "data " << data.length() << std::endl;
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fout << data << std::endl;
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}
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if (!texture.empty())
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for (size_t i = 0; i < std::min(textures.size(), size_t(4)); i++)
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{
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fout << "texture \"" << texture << "\"" << std::endl;
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if (textures.size() == 1)
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fout << "texture \"" << textures[0] << "\"" << std::endl;
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else
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{
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const std::string types[4] = { "base", "tiled", "skids", "shad" };
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if (textures[i] == "empty_texture_no_mapping")
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fout << "texture " << textures[i] << " " << types[i] << std::endl;
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else
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fout << "texture \"" << textures[i] << "\" " << types[i] << std::endl;
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}
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}
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if (texrep.initialized)
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fout << "texrep " << texrep[0] << " " << texrep[1] << std::endl;
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@ -697,8 +773,13 @@ void Ac3d::Object::write(std::ofstream &fout, bool all) const
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if (!vertices.empty())
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{
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fout << "numvert " << vertices.size() << std::endl;
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for (const auto &vertex : vertices)
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fout << vertex[0] << " " << vertex[1] << " " << vertex[2] << std::endl;
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for (size_t i = 0; i < vertices.size(); i++)
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{
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fout << vertices[i][0] << " " << vertices[i][1] << " " << vertices[i][2];
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if (normals.size() == vertices.size())
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fout << " " << normals[i][0] << " " << normals[i][1] << " " << normals[i][2];
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fout << std::endl;
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}
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}
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if (!surfaces.empty())
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{
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@ -37,6 +37,20 @@
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struct Ac3d
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{
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struct V2d : public std::array<double, 2>
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{
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V2d()
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{
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at(0) = 0;
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at(1) = 0;
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}
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V2d(double x, double y)
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{
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at(0) = x;
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at(1) = y;
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}
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};
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struct V3d : public std::array<double, 3>
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{
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V3d()
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@ -113,34 +127,40 @@ struct Ac3d
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{
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struct Ref
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{
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int index = 0;
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std::array<double, 2> coord{ 0, 0 };
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int index = 0;
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int count = 1;
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std::array<V2d, 4> coords;
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Ref() = default;
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Ref(int index, double u, double v) : index(index), coord{ u, v } { }
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Ref(int index, double u, double v) : index(index) { coords[0] = { u, v }; }
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};
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enum SURF : int {
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Polygon = 0x00,
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ClosedLine = 0x01,
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OpenLine = 0x02,
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TypeMask = 0x0f,
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SingleSided = 0x00,
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DoubleSided = 0x20,
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Flat = 0x00,
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Smooth = 0x10,
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PolygonSingleSidedFlat = Polygon | SingleSided | Flat, // 0x00
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ClosedLineSingleSidedFlat = ClosedLine | SingleSided | Flat, // 0x01
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OpenLineSingleSidedFlat = OpenLine | SingleSided | Flat, // 0x02
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PolygonSingleSidedSmooth = Polygon | SingleSided | Smooth, // 0x10
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ClosedLineSingleSidedSmooth = ClosedLine | SingleSided | Smooth, // 0x11
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OpenLineSingleSidedSmooth = OpenLine | SingleSided | Smooth, // 0x12
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PolygonDoubleSidedFlat = Polygon | DoubleSided | Flat, // 0x20
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ClosedLineDoubleSidedFlat = ClosedLine | DoubleSided | Flat, // 0x21
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OpenLineDoubleSidedFlat = OpenLine | DoubleSided | Flat, // 0x22
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PolygonDoubleSidedSmooth = Polygon | DoubleSided | Smooth, // 0x30
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ClosedLineDoubleSidedSmooth = ClosedLine | DoubleSided | Smooth, // 0x31
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OpenLineDoubleSidedSmooth = OpenLine | DoubleSided | Smooth, // 0x32
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Polygon = 0x00,
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ClosedLine = 0x01,
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OpenLine = 0x02,
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TriangleStrip = 0x04,
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TypeMask = 0x0f,
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SingleSided = 0x00,
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DoubleSided = 0x20,
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Flat = 0x00,
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Smooth = 0x10,
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PolygonSingleSidedFlat = Polygon | SingleSided | Flat, // 0x00
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ClosedLineSingleSidedFlat = ClosedLine | SingleSided | Flat, // 0x01
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OpenLineSingleSidedFlat = OpenLine | SingleSided | Flat, // 0x02
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TriangleStripSingleSidedFlat = TriangleStrip | SingleSided | Flat, // 0x04
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PolygonSingleSidedSmooth = Polygon | SingleSided | Smooth, // 0x10
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ClosedLineSingleSidedSmooth = ClosedLine | SingleSided | Smooth, // 0x11
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OpenLineSingleSidedSmooth = OpenLine | SingleSided | Smooth, // 0x12
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TriangleStripSingleSidedSmooth = TriangleStrip | SingleSided | Smooth, // 0x14
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PolygonDoubleSidedFlat = Polygon | DoubleSided | Flat, // 0x20
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ClosedLineDoubleSidedFlat = ClosedLine | DoubleSided | Flat, // 0x21
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OpenLineDoubleSidedFlat = OpenLine | DoubleSided | Flat, // 0x22
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TriangleStripDoubleSidedFlat = TriangleStrip | DoubleSided | Flat, // 0x24
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PolygonDoubleSidedSmooth = Polygon | DoubleSided | Smooth, // 0x30
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ClosedLineDoubleSidedSmooth = ClosedLine | DoubleSided | Smooth, // 0x31
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OpenLineDoubleSidedSmooth = OpenLine | DoubleSided | Smooth, // 0x32
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TriangleStripDoubleSidedSmooth = TriangleStrip | DoubleSided | Smooth, // 0x34
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};
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SURF surf = PolygonSingleSidedFlat;
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int mat = 0;
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@ -231,29 +251,30 @@ struct Ac3d
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struct Object
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{
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std::string type;
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std::string name;
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std::string data;
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std::string texture;
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v2 texrep;
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v2 texoff;
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Value<int> subdiv;
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Value<double> crease;
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v9 rot;
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v3 loc;
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std::string url;
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bool hidden = false;
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bool locked = false;
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bool folded = false;
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std::vector<V3d> vertices;
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std::list<Surface> surfaces;
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std::list<Object> kids;
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std::string type;
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std::string name;
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std::string data;
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std::vector<std::string> textures;
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v2 texrep;
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v2 texoff;
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Value<int> subdiv;
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Value<double> crease;
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v9 rot;
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v3 loc;
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std::string url;
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bool hidden = false;
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bool locked = false;
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bool folded = false;
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std::vector<V3d> vertices;
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std::vector<V3d> normals;
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std::list<Surface> surfaces;
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std::list<Object> kids;
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// not part of AC3D file
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mutable bool hasBoundingBox = false;
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mutable BoundingBox boundingBox;
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mutable bool hasBoundingSphere = false;
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mutable BoundingSphere boundingSphere;
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mutable bool hasBoundingBox = false;
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mutable BoundingBox boundingBox;
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mutable bool hasBoundingSphere = false;
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mutable BoundingSphere boundingSphere;
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Object() = default;
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Object(const std::string &type, const std::string &name) : type(type), name(name) { }
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@ -1843,12 +1843,12 @@ static void insert_elem_in_group(struct ele *el, struct nod *nods)
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surf.surf = Ac3d::Surface::PolygonSingleSidedSmooth;
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surf.refs.resize(3);
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surf.refs[0].coord[0] = nods[el->i].x / TexSize;
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surf.refs[0].coord[1] = nods[el->i].y / TexSize;
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surf.refs[1].coord[0] = nods[el->j].x / TexSize;
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surf.refs[1].coord[1] = nods[el->j].y / TexSize;
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surf.refs[2].coord[0] = nods[el->k].x / TexSize;
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surf.refs[2].coord[1] = nods[el->k].y / TexSize;
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surf.refs[0].coords[0][0] = nods[el->i].x / TexSize;
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surf.refs[0].coords[0][1] = nods[el->i].y / TexSize;
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surf.refs[1].coords[0][0] = nods[el->j].x / TexSize;
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surf.refs[1].coords[0][1] = nods[el->j].y / TexSize;
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surf.refs[2].coords[0][0] = nods[el->k].x / TexSize;
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surf.refs[2].coords[0][1] = nods[el->k].y / TexSize;
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surf.refs[0].index = insert_node_in_group(&(nods[el->i]), curGrp);
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surf.refs[1].index = insert_node_in_group(&(nods[el->j]), curGrp);
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@ -1980,7 +1980,10 @@ static void draw_ac(Ac3d &ac3d, const char *name)
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curGrp.type = "poly";
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curGrp.name = std::string(name) + std::to_string(i);
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curGrp.texture = TexName;
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if (curGrp.textures.empty())
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curGrp.textures.emplace_back(TexName);
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else
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curGrp.textures[0] = TexName;
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ac3d.addObject(curGrp);
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ac3d.stack.pop();
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@ -98,7 +98,7 @@ public:
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//! Constructor.
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Application::Application()
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: GfApplication("TrackGen", "1.6.0.21", "Terrain generator for tracks")
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: GfApplication("TrackGen", "1.6.0.22", "Terrain generator for tracks")
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, HeightSteps(30)
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, Bump(false)
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, Raceline(false)
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@ -3079,7 +3079,7 @@ static void saveObject(Ac3d &ac3d, int nb, int start, char *texture, char *name,
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Ac3d::Object object;
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object.type = "poly";
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object.name = name;
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object.texture = texture;
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object.textures.emplace_back(texture);
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for (int i = 0; i < nb; i++)
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{
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