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Fix for clearing empty nodes.

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This commit is contained in:
Andrzej Kapolka 2014-10-23 13:37:11 -07:00
parent 34cba5c031
commit ef0a400dcb
1 changed files with 41 additions and 37 deletions
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26
libraries/metavoxels/src/MetavoxelMessages.cpp
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@ -1049,19 +1049,14 @@ int HeightfieldClearFetchVisitor::visit(MetavoxelInfo& info) {
}
// if all is gone, clear the node
if (!foundNonZero) {
info.outputValues[0] = AttributeValue(_outputs.at(0),
encodeInline<HeightfieldHeightDataPointer>(HeightfieldHeightDataPointer()));
info.outputValues[1] = AttributeValue(_outputs.at(1),
encodeInline<HeightfieldColorDataPointer>(HeightfieldColorDataPointer()));
info.outputValues[2] = AttributeValue(_outputs.at(2),
encodeInline<HeightfieldMaterialDataPointer>(HeightfieldMaterialDataPointer()));
return STOP_RECURSION;
}
if (foundNonZero) {
HeightfieldHeightDataPointer newHeightPointer(new HeightfieldHeightData(contents));
info.outputValues[0] = AttributeValue(_outputs.at(0), encodeInline<HeightfieldHeightDataPointer>(newHeightPointer));
} else {
info.outputValues[0] = AttributeValue(_outputs.at(0));
}
// allow a border for what we clear in terms of color/material
innerBounds.minimum.x += increment;
innerBounds.minimum.z += increment;
@ -1090,6 +1085,7 @@ int HeightfieldClearFetchVisitor::visit(MetavoxelInfo& info) {
memcpy(dest, src, destWidth * DataBlock::COLOR_BYTES);
}
if (foundNonZero) {
destX = (innerOverlap.minimum.x - info.minimum.x) * heightScale;
destY = (innerOverlap.minimum.z - info.minimum.z) * heightScale;
destWidth = glm::ceil((innerOverlap.maximum.x - innerOverlap.minimum.x) * heightScale);
@ -1102,7 +1098,11 @@ int HeightfieldClearFetchVisitor::visit(MetavoxelInfo& info) {
}
HeightfieldColorDataPointer newColorPointer(new HeightfieldColorData(contents));
info.outputValues[1] = AttributeValue(_outputs.at(1), encodeInline<HeightfieldColorDataPointer>(newColorPointer));
info.outputValues[1] = AttributeValue(_outputs.at(1),
encodeInline<HeightfieldColorDataPointer>(newColorPointer));
}
} else {
info.outputValues[1] = AttributeValue(_outputs.at(1));
}
}
@ -1139,6 +1139,7 @@ int HeightfieldClearFetchVisitor::visit(MetavoxelInfo& info) {
}
}
if (foundNonZero) {
destX = (innerOverlap.minimum.x - info.minimum.x) * heightScale;
destY = (innerOverlap.minimum.z - info.minimum.z) * heightScale;
destWidth = glm::ceil((innerOverlap.maximum.x - innerOverlap.minimum.x) * heightScale);
@ -1155,6 +1156,9 @@ int HeightfieldClearFetchVisitor::visit(MetavoxelInfo& info) {
info.outputValues[2] = AttributeValue(_outputs.at(2),
encodeInline<HeightfieldMaterialDataPointer>(newMaterialPointer));
}
} else {
info.outputValues[2] = AttributeValue(_outputs.at(2));
}
}
return STOP_RECURSION;