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Error instead of crash in gltf import with more than one morph target

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Redone from PR #33782 to fix the crash without adding compatibility with Blender 2.8
Helps with #16124, while Blender 2.81 has the proper export fix.
This commit is contained in:
PouleyKetchoupp
2019-11-21 17:25:01 +01:00
parent 2981915f19
commit e949665489
1 changed files with 6 additions and 0 deletions
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6
editor/import/editor_scene_importer_gltf.cpp
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@ -2357,6 +2357,7 @@ Error EditorSceneImporterGLTF::_parse_animations(GLTFState &state) {
const int output = s["output"];
GLTFAnimation::Interpolation interp = GLTFAnimation::INTERP_LINEAR;
int output_count = 1;
if (s.has("interpolation")) {
const String &in = s["interpolation"];
if (in == "STEP") {
@ -2365,8 +2366,10 @@ Error EditorSceneImporterGLTF::_parse_animations(GLTFState &state) {
interp = GLTFAnimation::INTERP_LINEAR;
} else if (in == "CATMULLROMSPLINE") {
interp = GLTFAnimation::INTERP_CATMULLROMSPLINE;
output_count = 3;
} else if (in == "CUBICSPLINE") {
interp = GLTFAnimation::INTERP_CUBIC_SPLINE;
output_count = 3;
}
}
@ -2396,6 +2399,9 @@ Error EditorSceneImporterGLTF::_parse_animations(GLTFState &state) {
track->weight_tracks.resize(wc);
const int expected_value_count = times.size() * output_count * wc;
ERR_FAIL_COND_V_MSG(weights.size() != expected_value_count, ERR_PARSE_ERROR, "Invalid weight data, expected " + itos(expected_value_count) + " weight values, got " + itos(weights.size()) + " instead.");
const int wlen = weights.size() / wc;
PoolVector<float>::Read r = weights.read();
for (int k = 0; k < wc; k++) { //separate tracks, having them together is not such a good idea