kc3-lang/angle/src/libANGLE/renderer/gl/renderergl_utils.h

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• Hash : de09f8db
  Author :
  Date : 2021-09-02T18:21:37
  

  Revert "GL: Update StateManagerGL binding funcs to use ANGLE_GL_TRY"
  
  This reverts commit 4b5a774e855af2493d64b0635f56053bd795c5c5.
  
  Reason for revert: broken on iOS and Skia
  
  Original change's description:
  > GL: Update StateManagerGL binding funcs to use ANGLE_GL_TRY
  >
  > Bug: angleproject:3020
  > Change-Id: Iff460a1012d06e1c5feff84d91117de87e7c870a
  > Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3123167
  > Reviewed-by: Jamie Madill <jmadill@chromium.org>
  > Commit-Queue: Geoff Lang <geofflang@chromium.org>
  
  Bug: angleproject:3020
  Change-Id: I54d81a7b734d007f65ff97990008f5e6eb8536f6
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3140453
  Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  

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• src/libANGLE/renderer/gl/renderergl_utils.h

• //
  // Copyright 2012 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.
  //
  
  // renderergl_utils.h: Conversion functions and other utility routines
  // specific to the OpenGL renderer.
  
  #ifndef LIBANGLE_RENDERER_GL_RENDERERGLUTILS_H_
  #define LIBANGLE_RENDERER_GL_RENDERERGLUTILS_H_
  
  #include "common/debug.h"
  #include "libANGLE/Caps.h"
  #include "libANGLE/Error.h"
  #include "libANGLE/Version.h"
  #include "libANGLE/angletypes.h"
  #include "libANGLE/renderer/driver_utils.h"
  #include "libANGLE/renderer/gl/functionsgl_typedefs.h"
  
  #include <string>
  #include <vector>
  
  namespace angle
  {
  struct FeaturesGL;
  struct FrontendFeatures;
  }  // namespace angle
  
  namespace gl
  {
  struct Caps;
  class TextureCapsMap;
  struct Extensions;
  struct Version;
  }  // namespace gl
  
  namespace rx
  {
  class BlitGL;
  class ClearMultiviewGL;
  class ContextGL;
  class FunctionsGL;
  class StateManagerGL;
  enum class MultiviewImplementationTypeGL
  {
      NV_VIEWPORT_ARRAY2,
      UNSPECIFIED
  };
  
  // State-tracking data for the swap control to allow DisplayGL to remember per
  // drawable information for swap control.
  struct SwapControlData
  {
      SwapControlData();
  
      // Set by the drawable
      int targetSwapInterval;
  
      // DisplayGL-side state-tracking
      int maxSwapInterval;
      int currentSwapInterval;
  };
  
  VendorID GetVendorID(const FunctionsGL *functions);
  
  // Helpers for extracting the GL helper objects out of a context
  const FunctionsGL *GetFunctionsGL(const gl::Context *context);
  StateManagerGL *GetStateManagerGL(const gl::Context *context);
  BlitGL *GetBlitGL(const gl::Context *context);
  ClearMultiviewGL *GetMultiviewClearer(const gl::Context *context);
  const angle::FeaturesGL &GetFeaturesGL(const gl::Context *context);
  
  // Clear all errors on the stored context, emits console warnings
  void ClearErrors(const gl::Context *context,
                   const char *file,
                   const char *function,
                   unsigned int line);
  
  // Check for a single error
  angle::Result CheckError(const gl::Context *context,
                           const char *call,
                           const char *file,
                           const char *function,
                           unsigned int line);
  
  #define ANGLE_GL_TRY_ALWAYS_CHECK(context, call)                      \
      (ClearErrors(context, __FILE__, __FUNCTION__, __LINE__), (call)); \
      ANGLE_TRY(CheckError(context, #call, __FILE__, __FUNCTION__, __LINE__))
  
  #if defined(ANGLE_ENABLE_ASSERTS)
  #    define ANGLE_GL_TRY(context, call) ANGLE_GL_TRY_ALWAYS_CHECK(context, call)
  #else
  #    define ANGLE_GL_TRY(context, call) call
  #endif
  
  namespace nativegl_gl
  {
  
  void GenerateCaps(const FunctionsGL *functions,
                    const angle::FeaturesGL &features,
                    gl::Caps *caps,
                    gl::TextureCapsMap *textureCapsMap,
                    gl::Extensions *extensions,
                    gl::Limitations *limitations,
                    gl::Version *maxSupportedESVersion,
                    MultiviewImplementationTypeGL *multiviewImplementationType);
  
  void InitializeFeatures(const FunctionsGL *functions, angle::FeaturesGL *features);
  void InitializeFrontendFeatures(const FunctionsGL *functions, angle::FrontendFeatures *features);
  void ReInitializeFeaturesAtGPUSwitch(const FunctionsGL *functions, angle::FeaturesGL *features);
  }  // namespace nativegl_gl
  
  namespace nativegl
  {
  bool SupportsVertexArrayObjects(const FunctionsGL *functions);
  bool CanUseDefaultVertexArrayObject(const FunctionsGL *functions);
  bool SupportsCompute(const FunctionsGL *functions);
  bool SupportsFenceSync(const FunctionsGL *functions);
  bool SupportsOcclusionQueries(const FunctionsGL *functions);
  bool SupportsNativeRendering(const FunctionsGL *functions,
                               gl::TextureType type,
                               GLenum internalFormat);
  bool SupportsTexImage(gl::TextureType type);
  bool UseTexImage2D(gl::TextureType textureType);
  bool UseTexImage3D(gl::TextureType textureType);
  GLenum GetTextureBindingQuery(gl::TextureType textureType);
  GLenum GetTextureBindingTarget(gl::TextureType textureType);
  GLenum GetTextureBindingTarget(gl::TextureTarget textureTarget);
  GLenum GetBufferBindingQuery(gl::BufferBinding bufferBinding);
  std::string GetBufferBindingString(gl::BufferBinding bufferBinding);
  gl::TextureType GetNativeTextureType(gl::TextureType type);
  gl::TextureTarget GetNativeTextureTarget(gl::TextureTarget target);
  }  // namespace nativegl
  
  bool CanMapBufferForRead(const FunctionsGL *functions);
  uint8_t *MapBufferRangeWithFallback(const FunctionsGL *functions,
                                      GLenum target,
                                      size_t offset,
                                      size_t length,
                                      GLbitfield access);
  
  angle::Result ShouldApplyLastRowPaddingWorkaround(ContextGL *contextGL,
                                                    const gl::Extents &size,
                                                    const gl::PixelStoreStateBase &state,
                                                    const gl::Buffer *pixelBuffer,
                                                    GLenum format,
                                                    GLenum type,
                                                    bool is3D,
                                                    const void *pixels,
                                                    bool *shouldApplyOut);
  
  struct ContextCreationTry
  {
      enum class Type
      {
          DESKTOP_CORE,
          DESKTOP_LEGACY,
          ES,
      };
  
      ContextCreationTry(EGLint displayType, Type type, gl::Version version)
          : displayType(displayType), type(type), version(version)
      {}
  
      EGLint displayType;
      Type type;
      gl::Version version;
  };
  
  std::vector<ContextCreationTry> GenerateContextCreationToTry(EGLint requestedType, bool isMesaGLX);
  
  std::string GetRendererString(const FunctionsGL *functions);
  std::string GetVendorString(const FunctionsGL *functions);
  std::string GetVersionString(const FunctionsGL *functions);
  
  }  // namespace rx
  
  #endif  // LIBANGLE_RENDERER_GL_RENDERERGLUTILS_H_
  

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