| 37 | using namespace std; |
| 38 | |
| 39 | bool writeRIB(const char* filename, const ParticlesData& p, const bool compressed,std::ostream* errorStream) |
| 40 | { |
| 41 | unique_ptr<ostream> output( |
| 42 | compressed ? Gzip_Out(filename, ios::out | ios::binary) |
| 43 | : new ofstream(filename, ios::out | ios::binary)); |
| 44 | |
| 45 | ParticleAttribute dummy; |
| 46 | bool foundP = p.attributeInfo("position", dummy) || p.attributeInfo("P", dummy); |
| 47 | bool foundP2 = p.attributeInfo("position2", dummy) || p.attributeInfo("P2", dummy); |
| 48 | bool foundWidth = p.attributeInfo("radius", dummy) || p.attributeInfo("width", dummy) || p.attributeInfo("radiusPP", dummy); |
| 49 | |
| 50 | if (!foundP) |
| 51 | { |
| 52 | if(errorStream) *errorStream << "Partio: failed to find attr 'position' or 'P' for RIB output" << endl; |
| 53 | return false; |
| 54 | } |
| 55 | |
| 56 | if (!foundWidth) |
| 57 | if(errorStream) *errorStream << "Partio: failed to find attr 'width','radius', or 'radiusPP' for RIB output, using constantwidth = 1" << endl; |
| 58 | |
| 59 | *output << "version 3.04" << endl; |
| 60 | |
| 61 | if (foundP2) |
| 62 | *output << "GeometricApproximation \"motionfactor\" 1.0" << endl; |
| 63 | |
| 64 | *output << "AttributeBegin" << endl; |
| 65 | *output << " ResourceBegin" << endl; |
| 66 | *output << " Attribute \"identifier\" \"name\" [\"|partioParticle1|partioParticleShape1\"]" << endl; |
| 67 | |
| 68 | int numPasses = foundP2 ? 2 : 1; |
| 69 | |
| 70 | if (foundP2) |
| 71 | *output << " MotionBegin [0.0 1.0]" << endl; |
| 72 | |
| 73 | for (int passIndex = 0; passIndex < numPasses; ++passIndex) |
| 74 | { |
| 75 | *output << (foundP2 ? " " : "") << " Points "; |
| 76 | |
| 77 | for (int attrIndex = 0; attrIndex < p.numAttributes(); ++attrIndex) |
| 78 | { |
| 79 | ParticleAttribute attr; |
| 80 | p.attributeInfo(attrIndex, attr); |
| 81 | |
| 82 | if ((passIndex == 0 && (attr.name == "P2" || attr.name == "position2")) || |
| 83 | (passIndex == 1 && (attr.name == "P" || attr.name == "position"))) continue; |
| 84 | |
| 85 | string attrname = (attr.name == "position" || attr.name == "position2" || attr.name == "P" || attr.name == "P2") |
| 86 | ? "P" |
| 87 | : (attr.name == "radius" ? "width" : attr.name); |
| 88 | |
| 89 | *output << "\"" << attrname << "\" [ "; |
| 90 | int spaceCount = 0; |
| 91 | switch (attr.type) |
| 92 | { |
| 93 | case Partio::FLOAT: |
| 94 | case Partio::VECTOR: |
| 95 | { |
| 96 | for (int particleIndex = 0; particleIndex < p.numParticles(); ++particleIndex) |
nothing calls this directly
no test coverage detected