kc3-lang/angle/src/common/angleutils.cpp

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• Author : Jamie Madill
  Date : 2020-10-05 20:42:57
  Hash : 068617d6
  Message : Fix debug message formatting. Also includes a refactor of GLenum utils. Bug: angleproject:5131 Change-Id: Ic2d974ef5612b3609ae66bcca087cc0442f43888 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2447042 Reviewed-by: Yuly Novikov <ynovikov@chromium.org> Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org> Commit-Queue: Jamie Madill <jmadill@chromium.org>

• src/common/angleutils.cpp

• //
  // Copyright 2014 The ANGLE Project 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 "common/angleutils.h"
  #include "common/debug.h"
  
  #include <stdio.h>
  
  #include <limits>
  #include <vector>
  
  namespace angle
  {
  // dirtyPointer is a special value that will make the comparison with any valid pointer fail and
  // force the renderer to re-apply the state.
  const uintptr_t DirtyPointer = std::numeric_limits<uintptr_t>::max();
  }  // namespace angle
  
  std::string ArrayString(unsigned int i)
  {
      // We assume that UINT_MAX and GL_INVALID_INDEX are equal.
      ASSERT(i != UINT_MAX);
  
      std::stringstream strstr;
      strstr << "[";
      strstr << i;
      strstr << "]";
      return strstr.str();
  }
  
  std::string ArrayIndexString(const std::vector<unsigned int> &indices)
  {
      std::stringstream strstr;
  
      for (auto indicesIt = indices.rbegin(); indicesIt != indices.rend(); ++indicesIt)
      {
          // We assume that UINT_MAX and GL_INVALID_INDEX are equal.
          ASSERT(*indicesIt != UINT_MAX);
          strstr << "[";
          strstr << (*indicesIt);
          strstr << "]";
      }
  
      return strstr.str();
  }
  
  size_t FormatStringIntoVector(const char *fmt, va_list vararg, std::vector<char> &outBuffer)
  {
      va_list varargCopy;
      va_copy(varargCopy, vararg);
  
      int len = vsnprintf(nullptr, 0, fmt, vararg);
      ASSERT(len >= 0);
  
      outBuffer.resize(len + 1, 0);
  
      len = vsnprintf(outBuffer.data(), outBuffer.size(), fmt, varargCopy);
      va_end(varargCopy);
      ASSERT(len >= 0);
      return static_cast<size_t>(len);
  }