Add Chromium-only Blender WebEngine parity work

blender-5.2.0/source/blender/io/ply/intern/ply_data.hh

@@ -0,0 +1,62 @@
+/* SPDX-FileCopyrightText: 2023 Blender Authors
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later */
+
+/** \file
+ * \ingroup ply
+ */
+
+#pragma once
+
+#include <string>
+#include <utility>
+
+#include "BLI_math_vector_types.hh"
+#include "BLI_string_ref.hh"
+#include "BLI_vector.hh"
+
+namespace blender::io::ply {
+
+enum PlyDataTypes { NONE, CHAR, UCHAR, SHORT, USHORT, INT, UINT, FLOAT, DOUBLE, PLY_TYPE_COUNT };
+
+struct PlyCustomAttribute {
+  PlyCustomAttribute(const StringRef name_, int64_t size) : name(name_), data(size, 0.0f) {}
+  std::string name;
+  Vector<float> data; /* Any custom PLY attributes are converted to floats. */
+};
+
+struct PlyData {
+  Vector<float3> vertices;
+  Vector<float3> vertex_normals;
+  Vector<float4> vertex_colors; /* Linear space, 0..1 range colors. */
+  Vector<PlyCustomAttribute> vertex_custom_attr;
+  Vector<std::pair<int, int>> edges;
+  Vector<uint32_t> face_vertices;
+  Vector<uint32_t> face_sizes;
+  Vector<float2> uv_coordinates;
+  std::string error;
+};
+
+enum PlyFormatType { ASCII, BINARY_LE, BINARY_BE };
+
+struct PlyProperty {
+  std::string name;
+  PlyDataTypes type = PlyDataTypes::NONE;
+  PlyDataTypes count_type = PlyDataTypes::NONE; /* NONE means it's not a list property */
+};
+
+struct PlyElement {
+  std::string name;
+  int count = 0;
+  Vector<PlyProperty> properties;
+  int stride = 0;
+
+  void calc_stride();
+};
+
+struct PlyHeader {
+  Vector<PlyElement> elements;
+  PlyFormatType type;
+};
+
+}  // namespace blender::io::ply