save vertex attribute divisor values for each program

gpu/command_buffer/service/program_manager.cc

 // Copyright (c) 2012 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 "gpu/command_buffer/service/program_manager.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 270 matching lines @@
   max_uniform_name_length_ = 0;
   max_attrib_name_length_ = 0;
   attrib_infos_.clear();
   uniform_infos_.clear();
   uniform_locations_.clear();
   fragment_input_infos_.clear();
   fragment_input_locations_.clear();
   program_output_infos_.clear();
   sampler_indices_.clear();
   attrib_location_to_index_map_.clear();
+  attrib_location_to_divisor_map_.clear();
 }
 
 std::string Program::ProcessLogInfo(
     const std::string& log) {
   std::string output;
   re2::StringPiece input(log);
   std::string prior_log;
   std::string hashed_name;
   while (RE2::Consume(&input,
                       "(.*?)(webgl_[0123456789abcdefABCDEF]+)",
@@ skipping 189 matching lines @@
   for (GLint ii = 0; ii <= max_location; ++ii) {
     attrib_location_to_index_map_[ii] = -1;
   }
   for (size_t ii = 0; ii < attrib_infos_.size(); ++ii) {
     const VertexAttrib& info = attrib_infos_[ii];
     if (info.location >= 0 && info.location <= max_location) {
       attrib_location_to_index_map_[info.location] = ii;
     }
   }
 
+  // Create attrib location to divisor map
+  attrib_location_to_divisor_map_.resize(max_location + 1);
+  for (GLint ii = 0; ii <= max_location; ++ii) {
+    attrib_location_to_divisor_map_[ii] = 0;
+  }
+
   if (manager_->gpu_preferences_.enable_gpu_service_logging_gpu) {
     DVLOG(1) << "----: attribs for service_id: " << service_id();
     for (size_t ii = 0; ii < attrib_infos_.size(); ++ii) {
       const VertexAttrib& info = attrib_infos_[ii];
       DVLOG(1) << ii << ": loc = " << info.location
                << ", size = " << info.size
                << ", type = " << GLES2Util::GetStringEnum(info.type)
                << ", name = " << info.name;
     }
   }
@@ skipping 1857 matching lines @@
   DCHECK(program);
   program->ClearUniforms(&zero_);
 }
 
 int32_t ProgramManager::MakeFakeLocation(int32_t index, int32_t element) {
   return index + element * 0x10000;
 }
 
 }  // namespace gles2
 }  // namespace gpu