kc3-lang/angle/src/libANGLE/params.cpp

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• Author : Jamie Madill
  Date : 2017-09-20 10:39:18
  Hash : 33510107
  Message : Pass gl::Context to more Buffer methods. This will allow us to pull out the Renderer from the Context in more places in Buffer11, for state update. Impacts a few method calls in a few places. BUG=angleproject:2151 Change-Id: I1360caea65a94d3de4cd9f52d1b74b10439b02b3 Reviewed-on: https://chromium-review.googlesource.com/673136 Reviewed-by: Geoff Lang <geofflang@chromium.org> Reviewed-by: Frank Henigman <fjhenigman@chromium.org> Commit-Queue: Jamie Madill <jmadill@chromium.org>

• src/libANGLE/params.cpp

• //
  // Copyright 2017 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.
  //
  // params:
  //   Parameter wrapper structs for OpenGL ES. These helpers cache re-used values
  //   in entry point routines.
  
  #include "libANGLE/params.h"
  
  #include "common/utilities.h"
  #include "libANGLE/Context.h"
  #include "libANGLE/VertexArray.h"
  
  namespace gl
  {
  
  // static
  constexpr ParamTypeInfo ParamsBase::TypeInfo;
  constexpr ParamTypeInfo HasIndexRange::TypeInfo;
  
  const Optional<IndexRange> &HasIndexRange::getIndexRange() const
  {
      if (mIndexRange.valid())
      {
          return mIndexRange;
      }
  
      const State &state = mContext->getGLState();
  
      const gl::VertexArray *vao     = state.getVertexArray();
      gl::Buffer *elementArrayBuffer = vao->getElementArrayBuffer().get();
  
      if (elementArrayBuffer)
      {
          uintptr_t offset = reinterpret_cast<uintptr_t>(mIndices);
          IndexRange indexRange;
          Error error =
              elementArrayBuffer->getIndexRange(mContext, mType, static_cast<size_t>(offset), mCount,
                                                state.isPrimitiveRestartEnabled(), &indexRange);
          if (error.isError())
          {
              mContext->handleError(error);
              return mIndexRange;
          }
  
          mIndexRange = indexRange;
      }
      else
      {
          mIndexRange = ComputeIndexRange(mType, mIndices, mCount, state.isPrimitiveRestartEnabled());
      }
  
      return mIndexRange;
  }
  
  }  // namespace gl