gpu/command_buffer/common/mailbox.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "gpu/command_buffer/common/mailbox.h"
   6
   7 #include <string.h>
   8
   9 #include "gpu/command_buffer/common/logging.h"
  10
  11 namespace gpu {
  12
  13 Mailbox::Mailbox() {
  14   memset(name, 0, sizeof(name));
  15 }
  16
  17 bool Mailbox::IsZero() const {
  18   for (size_t i = 0; i < arraysize(name); ++i) {
  19     if (name[i])
  20       return false;
  21   }
  22   return true;
  23 }
  24
  25 void Mailbox::SetZero() {
  26   memset(name, 0, sizeof(name));
  27 }
  28
  29 void Mailbox::SetName(const int8* n) {
  30   GPU_DCHECK(IsZero() || !memcmp(name, n, sizeof(name)));
  31   memcpy(name, n, sizeof(name));
  32 }
  33
  34 }  // namespace gpu