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Merge pull request #423 from agnat/finish_KHR_lights_puncutal

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KHR_lights_punctual: parse light source references from scene nodes
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Syoyo Fujita 2023-06-06 23:12:50 +09:00 committed by GitHub
commit b88e9cc52a
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1 changed files with 17 additions and 0 deletions
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17
tiny_gltf.h
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@ -1038,6 +1038,7 @@ class Node {
std::string name;
int skin;
int mesh;
int light; // light source index (KHR_lights_punctual)
std::vector<int> children;
std::vector<double> rotation; // length must be 0 or 4
std::vector<double> scale; // length must be 0 or 3
@ -5066,6 +5067,22 @@ static bool ParseNode(Node *node, std::string *err, const detail::json &o,
}
}
// KHR_lights_punctual: parse light source reference
int light = -1;
if (node->extensions.count("KHR_lights_punctual") != 0) {
auto const& light_ext = node->extensions["KHR_lights_punctual"];
if (light_ext.Has("light")) {
light = light_ext.Get("light").GetNumberAsInt();
} else {
if (err) {
*err += "Node has extension KHR_lights_punctual, but does not reference "
"a light source.\n";
}
return false;
}
}
node->light = light;
return true;
}