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

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• Hash : 4db13081
  Author :
  Date : 2023-07-04T14:40:31
  

  Make glClearColor/Depth/Stencil entry points lockless
  
  These entry points only set state that is entirely accessed by the
  owning context and thus don't require locking.
  
  Bug: angleproject:8224
  Change-Id: I6cddee865ffd38e228f8f87dd14adffb916e0fed
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/4658172
  Reviewed-by: Igor Nazarov <i.nazarov@samsung.com>
  Reviewed-by: Charlie Lao <cclao@google.com>
  Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>
  

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• src/libANGLE/context_local_call.cpp

• //
  // Copyright 2023 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.
  //
  
  // context_local_call.h:
  //   Helpers that set/get state that is entirely locally accessed by the context.
  
  #include "libANGLE/context_local_call_autogen.h"
  
  namespace gl
  {
  void ContextLocalClearColor(Context *context,
                              GLfloat red,
                              GLfloat green,
                              GLfloat blue,
                              GLfloat alpha)
  {
      context->getMutableLocalState()->setColorClearValue(red, green, blue, alpha);
  }
  
  void ContextLocalClearDepthf(Context *context, GLfloat depth)
  {
      context->getMutableLocalState()->setDepthClearValue(clamp01(depth));
  }
  
  void ContextLocalClearStencil(Context *context, GLint stencil)
  {
      context->getMutableLocalState()->setStencilClearValue(stencil);
  }
  
  void ContextLocalClearColorx(Context *context,
                               GLfixed red,
                               GLfixed green,
                               GLfixed blue,
                               GLfixed alpha)
  {
      context->getMutableLocalState()->setColorClearValue(
          ConvertFixedToFloat(red), ConvertFixedToFloat(green), ConvertFixedToFloat(blue),
          ConvertFixedToFloat(alpha));
  }
  
  void ContextLocalClearDepthx(Context *context, GLfixed depth)
  {
      context->getMutableLocalState()->setDepthClearValue(clamp01(ConvertFixedToFloat(depth)));
  }
  
  }  // namespace gl
  

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