Merge pull request #535 from google/draco_error

Rename Status::ERROR to Status::DRACO_ERROR.

src/draco/compression/decode.cc

@@ -37,7 +37,7 @@ StatusOr<std::unique_ptr<PointCloudDecoder>> CreatePointCloudDecoder(
   } else if (method == POINT_CLOUD_KD_TREE_ENCODING) {
     return std::unique_ptr<PointCloudDecoder>(new PointCloudKdTreeDecoder());
   }
-  return Status(Status::ERROR, "Unsupported encoding method.");
+  return Status(Status::DRACO_ERROR, "Unsupported encoding method.");
 }
 #endif
 
@@ -48,7 +48,7 @@ StatusOr<std::unique_ptr<MeshDecoder>> CreateMeshDecoder(uint8_t method) {
   } else if (method == MESH_EDGEBREAKER_ENCODING) {
     return std::unique_ptr<MeshDecoder>(new MeshEdgebreakerDecoder());
   }
-  return Status(Status::ERROR, "Unsupported encoding method.");
+  return Status(Status::DRACO_ERROR, "Unsupported encoding method.");
 }
 #endif
 
@@ -77,7 +77,7 @@ StatusOr<std::unique_ptr<PointCloud>> Decoder::DecodePointCloudFromBuffer(
     return static_cast<std::unique_ptr<PointCloud>>(std::move(mesh));
 #endif
   }
-  return Status(Status::ERROR, "Unsupported geometry type.");
+  return Status(Status::DRACO_ERROR, "Unsupported geometry type.");
 }
 
 StatusOr<std::unique_ptr<Mesh>> Decoder::DecodeMeshFromBuffer(
@@ -94,7 +94,7 @@ Status Decoder::DecodeBufferToGeometry(DecoderBuffer *in_buffer,
   DracoHeader header;
   DRACO_RETURN_IF_ERROR(PointCloudDecoder::DecodeHeader(&temp_buffer, &header))
   if (header.encoder_type != POINT_CLOUD) {
-    return Status(Status::ERROR, "Input is not a point cloud.");
+    return Status(Status::DRACO_ERROR, "Input is not a point cloud.");
   }
   DRACO_ASSIGN_OR_RETURN(std::unique_ptr<PointCloudDecoder> decoder,
                          CreatePointCloudDecoder(header.encoder_method))
@@ -102,7 +102,7 @@ Status Decoder::DecodeBufferToGeometry(DecoderBuffer *in_buffer,
   DRACO_RETURN_IF_ERROR(decoder->Decode(options_, in_buffer, out_geometry))
   return OkStatus();
 #else
-  return Status(Status::ERROR, "Unsupported geometry type.");
+  return Status(Status::DRACO_ERROR, "Unsupported geometry type.");
 #endif
 }
 
@@ -113,7 +113,7 @@ Status Decoder::DecodeBufferToGeometry(DecoderBuffer *in_buffer,
   DracoHeader header;
   DRACO_RETURN_IF_ERROR(PointCloudDecoder::DecodeHeader(&temp_buffer, &header))
   if (header.encoder_type != TRIANGULAR_MESH) {
-    return Status(Status::ERROR, "Input is not a mesh.");
+    return Status(Status::DRACO_ERROR, "Input is not a mesh.");
   }
   DRACO_ASSIGN_OR_RETURN(std::unique_ptr<MeshDecoder> decoder,
                          CreateMeshDecoder(header.encoder_method))
@@ -121,7 +121,7 @@ Status Decoder::DecodeBufferToGeometry(DecoderBuffer *in_buffer,
   DRACO_RETURN_IF_ERROR(decoder->Decode(options_, in_buffer, out_geometry))
   return OkStatus();
 #else
-  return Status(Status::ERROR, "Unsupported geometry type.");
+  return Status(Status::DRACO_ERROR, "Unsupported geometry type.");
 #endif
 }
 

src/draco/compression/encode_base.h

@@ -69,25 +69,27 @@ class EncoderBase {
                                int prediction_scheme) const {
     // Out of bound checks:
     if (prediction_scheme < PREDICTION_NONE)
-      return Status(Status::ERROR, "Invalid prediction scheme requested.");
+      return Status(Status::DRACO_ERROR,
+                    "Invalid prediction scheme requested.");
     if (prediction_scheme >= NUM_PREDICTION_SCHEMES)
-      return Status(Status::ERROR, "Invalid prediction scheme requested.");
+      return Status(Status::DRACO_ERROR,
+                    "Invalid prediction scheme requested.");
     // Deprecated prediction schemes:
     if (prediction_scheme == MESH_PREDICTION_TEX_COORDS_DEPRECATED)
-      return Status(Status::ERROR,
+      return Status(Status::DRACO_ERROR,
                     "MESH_PREDICTION_TEX_COORDS_DEPRECATED is deprecated.");
     if (prediction_scheme == MESH_PREDICTION_MULTI_PARALLELOGRAM)
-      return Status(Status::ERROR,
+      return Status(Status::DRACO_ERROR,
                     "MESH_PREDICTION_MULTI_PARALLELOGRAM is deprecated.");
     // Attribute specific checks:
     if (prediction_scheme == MESH_PREDICTION_TEX_COORDS_PORTABLE) {
       if (att_type != GeometryAttribute::TEX_COORD)
-        return Status(Status::ERROR,
+        return Status(Status::DRACO_ERROR,
                       "Invalid prediction scheme for attribute type.");
     }
     if (prediction_scheme == MESH_PREDICTION_GEOMETRIC_NORMAL) {
       if (att_type != GeometryAttribute::NORMAL) {
-        return Status(Status::ERROR,
+        return Status(Status::DRACO_ERROR,
                       "Invalid prediction scheme for attribute type.");
       }
     }
@@ -95,7 +97,7 @@ class EncoderBase {
     if (att_type == GeometryAttribute::NORMAL) {
       if (!(prediction_scheme == PREDICTION_DIFFERENCE ||
             prediction_scheme == MESH_PREDICTION_GEOMETRIC_NORMAL)) {
-        return Status(Status::ERROR,
+        return Status(Status::DRACO_ERROR,
                       "Invalid prediction scheme for attribute type.");
       }
     }

src/draco/compression/expert_encode.cc

@@ -31,7 +31,7 @@ ExpertEncoder::ExpertEncoder(const Mesh &mesh)
 
 Status ExpertEncoder::EncodeToBuffer(EncoderBuffer *out_buffer) {
   if (point_cloud_ == nullptr)
-    return Status(Status::ERROR, "Invalid input geometry.");
+    return Status(Status::DRACO_ERROR, "Invalid input geometry.");
   if (mesh_ == nullptr) {
     return EncodePointCloudToBuffer(*point_cloud_, out_buffer);
   }
@@ -77,7 +77,7 @@ Status ExpertEncoder::EncodePointCloudToBuffer(const PointCloud &pc,
     } else if (encoding_method == POINT_CLOUD_KD_TREE_ENCODING) {
       // Encoding method was explicitly specified but we cannot use it for
       // the given input (some of the checks above failed).
-      return Status(Status::ERROR, "Invalid encoding method.");
+      return Status(Status::DRACO_ERROR, "Invalid encoding method.");
     }
   }
   if (!encoder) {
@@ -91,7 +91,7 @@ Status ExpertEncoder::EncodePointCloudToBuffer(const PointCloud &pc,
   set_num_encoded_faces(0);
   return OkStatus();
 #else
-  return Status(Status::ERROR, "Point cloud encoding is not enabled.");
+  return Status(Status::DRACO_ERROR, "Point cloud encoding is not enabled.");
 #endif
 }
 

src/draco/compression/mesh/mesh_edgebreaker_encoder_impl.cc

@@ -279,7 +279,7 @@ Status MeshEdgebreakerEncoderImpl<TraversalEncoder>::EncodeConnectivity() {
       corner_table_->num_faces() == corner_table_->NumDegeneratedFaces()) {
     // Failed to construct the corner table.
     // TODO(ostava): Add better error reporting.
-    return Status(Status::ERROR, "All triangles are degenerate.");
+    return Status(Status::DRACO_ERROR, "All triangles are degenerate.");
   }
 
   traversal_encoder_.Init(this);
@@ -317,10 +317,10 @@ Status MeshEdgebreakerEncoderImpl<TraversalEncoder>::EncodeConnectivity() {
   pos_encoding_data_.num_values = 0;
 
   if (!FindHoles())
-    return Status(Status::ERROR, "Failed to process mesh holes.");
+    return Status(Status::DRACO_ERROR, "Failed to process mesh holes.");
 
   if (!InitAttributeData())
-    return Status(Status::ERROR, "Failed to initialize attribute data.");
+    return Status(Status::DRACO_ERROR, "Failed to initialize attribute data.");
 
   const uint8_t num_attribute_data =
       static_cast<uint8_t>(attribute_data_.size());
@@ -376,7 +376,7 @@ Status MeshEdgebreakerEncoderImpl<TraversalEncoder>::EncodeConnectivity() {
       if (opp_face_id != kInvalidFaceIndex &&
           !visited_faces_[opp_face_id.value()]) {
         if (!EncodeConnectivityFromCorner(opp_id))
-          return Status(Status::ERROR, "Failed to encode mesh component.");
+          return Status(Status::DRACO_ERROR, "Failed to encode mesh component.");
       }
     } else {
       // Boundary configuration. We start on a boundary rather than on a face.
@@ -385,7 +385,7 @@ Status MeshEdgebreakerEncoderImpl<TraversalEncoder>::EncodeConnectivity() {
       // Start processing the face opposite to the boundary edge (the face
       // containing the start_corner).
       if (!EncodeConnectivityFromCorner(start_corner))
-        return Status(Status::ERROR, "Failed to encode mesh component.");
+        return Status(Status::DRACO_ERROR, "Failed to encode mesh component.");
     }
   }
   // Reverse the order of connectivity corners to match the order in which
@@ -417,7 +417,7 @@ Status MeshEdgebreakerEncoderImpl<TraversalEncoder>::EncodeConnectivity() {
 
   // Append the traversal buffer.
   if (!EncodeSplitData())
-    return Status(Status::ERROR, "Failed to encode split data.");
+    return Status(Status::DRACO_ERROR, "Failed to encode split data.");
   encoder_->buffer()->Encode(traversal_encoder_.buffer().data(),
                              traversal_encoder_.buffer().size());
 

src/draco/compression/mesh/mesh_sequential_encoder.cc

@@ -38,7 +38,7 @@ Status MeshSequentialEncoder::EncodeConnectivity() {
     // 0 = Encode compressed indices.
     buffer()->Encode(static_cast<uint8_t>(0));
     if (!CompressAndEncodeIndices())
-      return Status(Status::ERROR, "Failed to compress connectivity.");
+      return Status(Status::DRACO_ERROR, "Failed to compress connectivity.");
   } else {
     // 1 = Encode indices directly.
     buffer()->Encode(static_cast<uint8_t>(1));

src/draco/compression/point_cloud/point_cloud_decoder.cc

@@ -31,7 +31,7 @@ Status PointCloudDecoder::DecodeHeader(DecoderBuffer *buffer,
   if (!buffer->Decode(out_header->draco_string, 5))
     return Status(Status::IO_ERROR, kIoErrorMsg);
   if (memcmp(out_header->draco_string, "DRACO", 5) != 0)
-    return Status(Status::ERROR, "Not a Draco file.");
+    return Status(Status::DRACO_ERROR, "Not a Draco file.");
   if (!buffer->Decode(&(out_header->version_major)))
     return Status(Status::IO_ERROR, kIoErrorMsg);
   if (!buffer->Decode(&(out_header->version_minor)))
@@ -50,7 +50,7 @@ Status PointCloudDecoder::DecodeMetadata() {
       std::unique_ptr<GeometryMetadata>(new GeometryMetadata());
   MetadataDecoder metadata_decoder;
   if (!metadata_decoder.DecodeGeometryMetadata(buffer_, metadata.get()))
-    return Status(Status::ERROR, "Failed to decode metadata.");
+    return Status(Status::DRACO_ERROR, "Failed to decode metadata.");
   point_cloud_->AddMetadata(std::move(metadata));
   return OkStatus();
 }
@@ -66,7 +66,7 @@ Status PointCloudDecoder::Decode(const DecoderOptions &options,
   // Sanity check that we are really using the right decoder (mostly for cases
   // where the Decode method was called manually outside of our main API.
   if (header.encoder_type != GetGeometryType())
-    return Status(Status::ERROR,
+    return Status(Status::DRACO_ERROR,
                   "Using incompatible decoder for the input geometry.");
   // TODO(ostava): We should check the method as well, but currently decoders
   // don't expose the decoding method id.
@@ -93,11 +93,11 @@ Status PointCloudDecoder::Decode(const DecoderOptions &options,
     DRACO_RETURN_IF_ERROR(DecodeMetadata())
   }
   if (!InitializeDecoder())
-    return Status(Status::ERROR, "Failed to initialize the decoder.");
+    return Status(Status::DRACO_ERROR, "Failed to initialize the decoder.");
   if (!DecodeGeometryData())
-    return Status(Status::ERROR, "Failed to decode geometry data.");
+    return Status(Status::DRACO_ERROR, "Failed to decode geometry data.");
   if (!DecodePointAttributes())
-    return Status(Status::ERROR, "Failed to decode point attributes.");
+    return Status(Status::DRACO_ERROR, "Failed to decode point attributes.");
   return OkStatus();
 }
 

src/draco/compression/point_cloud/point_cloud_encoder.cc

@@ -36,16 +36,16 @@ Status PointCloudEncoder::Encode(const EncoderOptions &options,
   attributes_encoder_ids_order_.clear();
 
   if (!point_cloud_)
-    return Status(Status::ERROR, "Invalid input geometry.");
+    return Status(Status::DRACO_ERROR, "Invalid input geometry.");
   DRACO_RETURN_IF_ERROR(EncodeHeader())
   DRACO_RETURN_IF_ERROR(EncodeMetadata())
   if (!InitializeEncoder())
-    return Status(Status::ERROR, "Failed to initialize encoder.");
+    return Status(Status::DRACO_ERROR, "Failed to initialize encoder.");
   if (!EncodeEncoderData())
-    return Status(Status::ERROR, "Failed to encode internal data.");
+    return Status(Status::DRACO_ERROR, "Failed to encode internal data.");
   DRACO_RETURN_IF_ERROR(EncodeGeometryData());
   if (!EncodePointAttributes())
-    return Status(Status::ERROR, "Failed to encode point attributes.");
+    return Status(Status::DRACO_ERROR, "Failed to encode point attributes.");
   if (options.GetGlobalBool("store_number_of_encoded_points", false))
     ComputeNumberOfEncodedPoints();
   return OkStatus();
@@ -86,7 +86,7 @@ Status PointCloudEncoder::EncodeMetadata() {
   MetadataEncoder metadata_encoder;
   if (!metadata_encoder.EncodeGeometryMetadata(buffer_,
                                                point_cloud_->GetMetadata())) {
-    return Status(Status::ERROR, "Failed to encode metadata.");
+    return Status(Status::DRACO_ERROR, "Failed to encode metadata.");
   }
   return OkStatus();
 }

src/draco/core/status.h

@@ -25,7 +25,7 @@ class Status {
  public:
   enum Code {
     OK = 0,
-    ERROR = -1,                // Used for general errors.
+    DRACO_ERROR = -1,          // Used for general errors.
     IO_ERROR = -2,             // Error when handling input or output stream.
     INVALID_PARAMETER = -3,    // Invalid parameter passed to a function.
     UNSUPPORTED_VERSION = -4,  // Input not compatible with the current version.

src/draco/core/status_test.cc

@@ -27,8 +27,8 @@ class StatusTest : public ::testing::Test {
 
 TEST_F(StatusTest, TestStatusOutput) {
   // Tests that the Status can be stored in a provided std::ostream.
-  const draco::Status status(draco::Status::ERROR, "Error msg.");
+  const draco::Status status(draco::Status::DRACO_ERROR, "Error msg.");
-  ASSERT_EQ(status.code(), draco::Status::ERROR);
+  ASSERT_EQ(status.code(), draco::Status::DRACO_ERROR);
 
   std::stringstream str;
   str << status;

src/draco/io/mesh_io.cc

@@ -59,9 +59,9 @@ StatusOr<std::unique_ptr<Mesh>> ReadMeshFromFile(const std::string &file_name,
   // draco encoding methods.
   std::ifstream is(file_name.c_str(), std::ios::binary);
   if (!is)
-    return Status(Status::ERROR, "Invalid input stream.");
+    return Status(Status::DRACO_ERROR, "Invalid input stream.");
   if (!ReadMeshFromStream(&mesh, is).good())
-    return Status(Status::ERROR,
+    return Status(Status::DRACO_ERROR,
                   "Unknown error.");  // Error reading the stream.
   return std::move(mesh);
 }

src/draco/io/obj_decoder.cc

@@ -104,12 +104,12 @@ Status ObjDecoder::DecodeInternal() {
 
     // Ensure the number of all entries is same for all attributes.
     if (num_positions_ == 0)
-      return Status(Status::ERROR, "No position attribute");
+      return Status(Status::DRACO_ERROR, "No position attribute");
     if (num_tex_coords_ > 0 && num_tex_coords_ != num_positions_)
-      return Status(Status::ERROR,
+      return Status(Status::DRACO_ERROR,
                     "Invalid number of texture coordinates for a point cloud");
     if (num_normals_ > 0 && num_normals_ != num_positions_)
-      return Status(Status::ERROR,
+      return Status(Status::DRACO_ERROR,
                     "Invalid number of normals for a point cloud");
 
     out_mesh_ = nullptr;  // Treat the output geometry as a point cloud.
@@ -303,7 +303,7 @@ bool ObjDecoder::ParseVertexPosition(Status *status) {
     for (int i = 0; i < 3; ++i) {
       parser::SkipWhitespace(buffer());
       if (!parser::ParseFloat(buffer(), val + i)) {
-        *status = Status(Status::ERROR, "Failed to parse a float number");
+        *status = Status(Status::DRACO_ERROR, "Failed to parse a float number");
         // The definition is processed so return true.
         return true;
       }
@@ -331,7 +331,7 @@ bool ObjDecoder::ParseNormal(Status *status) {
     for (int i = 0; i < 3; ++i) {
       parser::SkipWhitespace(buffer());
       if (!parser::ParseFloat(buffer(), val + i)) {
-        *status = Status(Status::ERROR, "Failed to parse a float number");
+        *status = Status(Status::DRACO_ERROR, "Failed to parse a float number");
         // The definition is processed so return true.
         return true;
       }
@@ -359,7 +359,7 @@ bool ObjDecoder::ParseTexCoord(Status *status) {
     for (int i = 0; i < 2; ++i) {
       parser::SkipWhitespace(buffer());
       if (!parser::ParseFloat(buffer(), val + i)) {
-        *status = Status(Status::ERROR, "Failed to parse a float number");
+        *status = Status(Status::DRACO_ERROR, "Failed to parse a float number");
         // The definition is processed so return true.
         return true;
       }
@@ -390,7 +390,7 @@ bool ObjDecoder::ParseFace(Status *status) {
         if (i == 3) {
           break;  // It's OK if there is no fourth vertex index.
         }
-        *status = Status(Status::ERROR, "Failed to parse vertex indices");
+        *status = Status(Status::DRACO_ERROR, "Failed to parse vertex indices");
         return true;
       }
       ++num_valid_indices;
@@ -435,7 +435,8 @@ bool ObjDecoder::ParseFace(Status *status) {
       }
     }
     if (num_indices < 3 || num_indices > 4) {
-      *status = Status(Status::ERROR, "Invalid number of indices on a face");
+      *status =
+          Status(Status::DRACO_ERROR, "Invalid number of indices on a face");
       return false;
     }
     // Either one or two new triangles.
@@ -460,7 +461,7 @@ bool ObjDecoder::ParseMaterialLib(Status *status) {
   parser::SkipWhitespace(&line_buffer);
   material_file_name_.clear();
   if (!parser::ParseString(&line_buffer, &material_file_name_)) {
-    *status = Status(Status::ERROR, "Failed to parse material file name");
+    *status = Status(Status::DRACO_ERROR, "Failed to parse material file name");
     return true;
   }
   parser::SkipLine(&line_buffer);

src/draco/io/ply_decoder.cc

@@ -75,7 +75,8 @@ Status PlyDecoder::DecodeInternal() {
   if (out_mesh_ && out_mesh_->num_faces() != 0) {
 #ifdef DRACO_ATTRIBUTE_VALUES_DEDUPLICATION_SUPPORTED
     if (!out_point_cloud_->DeduplicateAttributeValues())
-      return Status(Status::ERROR, "Could not deduplicate attribute values");
+      return Status(Status::DRACO_ERROR,
+                    "Could not deduplicate attribute values");
 #endif
 #ifdef DRACO_ATTRIBUTE_INDICES_DEDUPLICATION_SUPPORTED
     out_point_cloud_->DeduplicatePointIds();
@@ -98,7 +99,7 @@ Status PlyDecoder::DecodeFaceData(const PlyElement *face_element) {
     vertex_indices = face_element->GetPropertyByName("vertex_index");
   }
   if (vertex_indices == nullptr || !vertex_indices->is_list()) {
-    return Status(Status::ERROR, "No faces defined");
+    return Status(Status::DRACO_ERROR, "No faces defined");
   }
 
   PlyPropertyReader<PointIndex::ValueType> vertex_index_reader(vertex_indices);

src/draco/io/ply_decoder_test.cc

@@ -28,7 +28,7 @@ class PlyDecoderTest : public ::testing::Test {
     std::unique_ptr<Geometry> geometry(new Geometry());
     Status status = decoder.DecodeFromFile(path, geometry.get());
     if (!status.ok()) {
-      LOG(ERROR) << "Failed to decode " << file_name << ": " << status;
+      LOG(DRACO_ERROR) << "Failed to decode " << file_name << ": " << status;
       return nullptr;
     }
     return geometry;

src/draco/io/point_cloud_io.cc

@@ -48,9 +48,9 @@ StatusOr<std::unique_ptr<PointCloud>> ReadPointCloudFromFile(
   // draco encoding methods.
   std::ifstream is(file_name.c_str(), std::ios::binary);
   if (!is)
-    return Status(Status::ERROR, "Invalid input stream.");
+    return Status(Status::DRACO_ERROR, "Invalid input stream.");
   if (!ReadPointCloudFromStream(&pc, is).good())
-    return Status(Status::ERROR,
+    return Status(Status::DRACO_ERROR,
                   "Unknown error.");  // Error reading the stream.
   return std::move(pc);
 }