Rendering Daydream controller in a fixed position.

chrome/browser/android/vr_shell/gltf_asset.cc

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/android/vr_shell/gltf_asset.h"
 
 #include <unordered_map>
 
 #include "base/logging.h"
 
 namespace vr_shell {
 
 namespace gltf {
 
+namespace {
+
 const std::unordered_map<std::string, Type> kTypeMap = {
     {"SCALAR", SCALAR}, {"VEC2", VEC2}, {"VEC3", VEC3}, {"VEC4", VEC4},
     {"MAT2", MAT2},     {"MAT3", MAT3}, {"MAT4", MAT4},
 };
 
+const std::vector<int> kTypeComponents = {
+    0,
+    1,   // SCALAR
+    2,   // VEC2
+    3,   // VEC3
+    4,   // VEC4
+    4,   // MAT2
+    9,   // MAT3
+    16,  // MAT4
+};
+
+}  // namespace
+
 Type GetType(const std::string& type) {
   auto it = kTypeMap.find(type);
   if (it == kTypeMap.end())
     return UNKNOWN;
   return it->second;
 }
 
+GLint GetTypeComponents(Type type) {
+  return kTypeComponents[type];
+}
+
 Mesh::Primitive::Primitive() : indices(nullptr), mode(4) {}
 
 Mesh::Primitive::~Primitive() = default;
 
 Mesh::Mesh() {}
 
 Mesh::~Mesh() = default;
 
 Node::Node() {}
 
@@ skipping 60 matching lines @@
 }
 
 const Node* Asset::GetNode(std::size_t id) const {
   return id < nodes_.size() ? nodes_[id].get() : nullptr;
 }
 
 const Scene* Asset::GetScene(std::size_t id) const {
   return id < scenes_.size() ? scenes_[id].get() : nullptr;
 }
 
+void Asset::FreeBuffers() {
+  buffers_.clear();
+}
+
 }  // namespace gltf
 
 }  // namespace vr_shell