Enchant meshloader #4
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Owner
JBenda
commented
Oct 23, 2021
JBenda
commented
- support for .mtl files
- triangulates ploygones with more then 3 vertices (ear cut)
- support for materials and sub objects
- grouping informations are accessible
* support for .mtl files * triangulates ploygones with more then 3 vertices (ear cut) * support for materials and sub objects * grouping informations are accessible
Thanduriel
reviewed
Oct 26, 2021
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Thanduriel
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- add documentation
- adjust naming convention
- (remove extra scopes?)
Thanduriel
reviewed
Nov 1, 2021
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| void MtlParser::parseIllumination(const std::string_view& _line) { | ||
| int i = static_cast<int>(parseFloat(_line.data(), _line.data() + _line.size())); | ||
| if(i < 0 || i >= utils::MeshData::MaterialData::USED_LIGHT::END) { | ||
| spdlog::warn("unsupported illumination model for object, use FULL instead!"); | ||
| i = 2; | ||
| } | ||
| m_pNewMtl->illumination = static_cast<utils::MeshData::MaterialData::USED_LIGHT>(i); | ||
| } | ||
| void MtlParser::parse() { | ||
| std::string_view suffix(m_filename); | ||
| auto pos = suffix.find_last_of('.'); | ||
| suffix.remove_prefix(pos); | ||
| if(suffix == ".mtl") { | ||
| std::string filename = m_tmp.directory + m_filename.data(); | ||
| std::ifstream file(filename); | ||
| if(file) { |
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curly brackets go on new lines
| } | ||
| } /// namespace utils | ||
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| std::vector<int> EarCutTriangulation::operator()() { |
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| void slide(auto data, auto fun) | ||
| { | ||
| auto itr = data.begin(); | ||
| fun(itr - data.begin(), *data.back(), *itr[0], *itr[1]); | ||
| ++itr; | ||
| for(;itr != data.end() - 1; ++itr) { | ||
| fun(itr - data.begin(), *itr[-1], *itr[0], *itr[1]); | ||
| } | ||
| fun(itr - data.begin(), *data.end()[-2], *data.back(), *data.front()); | ||
| } | ||
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| /// calculate primary orientation of polygone | ||
| Orientation determineMainOrientation(auto data) { |
| /** \param mainOrientation primary orientation of polygone (needed to determined inside for classification of reflex and convex */ | ||
| void classifyVertices(Orientation mainOrientation); | ||
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| const std::vector<glm::vec3>& m_polygone; |
| return res; | ||
| } | ||
| } | ||
| /// triangulate a polygone with the earcut algorithm |
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reference for the algorithm
| @@ -0,0 +1,269 @@ | |||
| #include "./triangulation.hpp" | |||
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