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fix static mesh for model with per-mesh transforms

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This commit is contained in:
Andrew Meadows 2016-06-20 17:27:39 -07:00
parent 5484b6fbb7
commit f22a5613bd
1 changed files with 23 additions and 7 deletions
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30
libraries/entities-renderer/src/RenderableModelEntityItem.cpp
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@ -707,6 +707,22 @@ void RenderableModelEntityItem::computeShapeInfo(ShapeInfo& info) {
info.setParams(type, dimensions, _compoundShapeURL);
} else if (type == SHAPE_TYPE_MESH) {
// compute meshPart local transforms
QVector<glm::mat4> localTransforms;
const FBXGeometry& geometry = _model->getFBXGeometry();
int numberOfMeshes = geometry.meshes.size();
for (int i = 0; i < numberOfMeshes; i++) {
const FBXMesh& mesh = geometry.meshes.at(i);
if (mesh.clusters.size() > 0) {
const FBXCluster& cluster = mesh.clusters.at(0);
auto jointMatrix = _model->getRig()->getJointTransform(cluster.jointIndex);
localTransforms.push_back(jointMatrix * cluster.inverseBindMatrix);
} else {
glm::mat4 identity;
localTransforms.push_back(identity);
}
}
updateModelBounds();
// should never fall in here when collision model not fully loaded
@ -720,19 +736,21 @@ void RenderableModelEntityItem::computeShapeInfo(ShapeInfo& info) {
auto& meshes = _model->getGeometry()->getGeometry()->getMeshes();
Extents extents;
glm::vec3 scaledModelOffset = _model->getOffset() * _model->getScale();
int meshCount = 0;
for (auto& mesh : meshes) {
const gpu::BufferView& vertices = mesh->getVertexBuffer();
const gpu::BufferView& indices = mesh->getIndexBuffer();
const gpu::BufferView& parts = mesh->getPartBuffer();
// copy points
const glm::mat4& localTransform = localTransforms[meshCount];
uint32_t meshIndexOffset = (uint32_t)points.size();
gpu::BufferView::Iterator<const glm::vec3> vertexItr = vertices.cbegin<const glm::vec3>();
points.reserve((int32_t)((gpu::Size)points.size() + vertices.getNumElements()));
while (vertexItr != vertices.cend<const glm::vec3>()) {
points.push_back(*vertexItr);
extents.addPoint(*vertexItr);
glm::vec3 point = extractTranslation(localTransform * glm::translate(*vertexItr));
points.push_back(point);
extents.addPoint(point);
++vertexItr;
}
@ -783,12 +801,10 @@ void RenderableModelEntityItem::computeShapeInfo(ShapeInfo& info) {
}
++indexItr;
}
} else if (partItr->_topology == model::Mesh::QUADS) {
// TODO: support model::Mesh::QUADS
}
// TODO? support model::Mesh::QUAD_STRIP?
++partItr;
}
++meshCount;
}
// scale and shift
@ -800,7 +816,7 @@ void RenderableModelEntityItem::computeShapeInfo(ShapeInfo& info) {
}
}
for (int i = 0; i < points.size(); ++i) {
points[i] = (points[i] * scaleToFit) + scaledModelOffset;
points[i] = (points[i] * scaleToFit);
}
pointCollection.push_back(points);