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Fix for certain models with textures not parented to materials.

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This commit is contained in:
Andrzej Kapolka 2014-05-07 14:48:25 -07:00
parent f11a3bd28b
commit 03faff359f
1 changed files with 18 additions and 2 deletions
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20
libraries/fbx/src/FBXReader.cpp
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@ -826,7 +826,7 @@ ExtractedMesh extractMesh(const FBXNode& object) {
while (endIndex < data.polygonIndices.size() && data.polygonIndices.at(endIndex++) >= 0);
QPair<int, int> materialTexture((polygonIndex < materials.size()) ? materials.at(polygonIndex) : 0,
(polygonIndex < textures.size()) ? textures.at(polygonIndex) : -1);
(polygonIndex < textures.size()) ? textures.at(polygonIndex) : 0);
int& partIndex = materialTextureParts[materialTexture];
if (partIndex == 0) {
data.extracted.partMaterialTextures.append(materialTexture);
@ -972,6 +972,18 @@ FBXTexture getTexture(const QString& textureID, const QHash<QString, QByteArray>
return texture;
}
bool checkMaterialsHaveTextures(const QHash<QString, Material>& materials,
const QHash<QString, QByteArray>& textureFilenames, const QMultiHash<QString, QString>& childMap) {
foreach (const QString& materialID, materials.keys()) {
foreach (const QString& childID, childMap.values(materialID)) {
if (textureFilenames.contains(childID)) {
return true;
}
}
}
return false;
}
FBXGeometry extractFBXGeometry(const FBXNode& node, const QVariantHash& mapping) {
QHash<QString, ExtractedMesh> meshes;
QVector<ExtractedBlendshape> blendshapes;
@ -1515,6 +1527,9 @@ FBXGeometry extractFBXGeometry(const FBXNode& node, const QVariantHash& mapping)
geometry.bindExtents.reset();
geometry.meshExtents.reset();
// see if any materials have texture children
bool materialsHaveTextures = checkMaterialsHaveTextures(materials, textureFilenames, childMap);
for (QHash<QString, ExtractedMesh>::iterator it = meshes.begin(); it != meshes.end(); it++) {
ExtractedMesh& extracted = it.value();
@ -1587,7 +1602,8 @@ FBXGeometry extractFBXGeometry(const FBXNode& node, const QVariantHash& mapping)
} else if (textureFilenames.contains(childID)) {
FBXTexture texture = getTexture(childID, textureFilenames, textureContent);
for (int j = 0; j < extracted.partMaterialTextures.size(); j++) {
if (extracted.partMaterialTextures.at(j).second == textureIndex) {
int partTexture = extracted.partMaterialTextures.at(j).second;
if (partTexture == textureIndex && !(partTexture == 0 && materialsHaveTextures)) {
extracted.mesh.parts[j].diffuseTexture = texture;
}
}