# Copyright 2014 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

import("//build/config/compiler/compiler.gni")
import("//build/config/ui.gni")
import("//build/toolchain/gcc_toolchain.gni")
import("//third_party/blink/public/public_features.gni")

if (is_android) {
  import("//build/config/android/config.gni")
}
if (current_cpu == "arm") {
  import("//build/config/arm.gni")
}

declare_args() {
  # If true, use PFFFT for WebAudio FFT support. Do not use for Mac because the
  # FFT library there is much faster.
  use_webaudio_pffft = target_os != "mac"
}

declare_args() {
  # How many symbols to include in the build of blink. This affects
  # the performance of the build since the symbols are large and dealing with
  # them is slow.
  #   2 means regular build with symbols.
  #   1 means minimal symbols, usually enough for backtraces only. Symbols with
  # internal linkage (static functions or those in anonymous namespaces) may not
  # appear when using this level.
  #   0 means no symbols.
  #   -1 means auto-set according to debug/release and platform.
  blink_symbol_level = -1

  blink_optimize_size_only = false

  # If true, defaults image interpolation to low quality.
  use_low_quality_image_interpolation = is_android

  # If true, ffmpeg will be used for computing FFTs for WebAudio
  use_webaudio_ffmpeg = !is_mac && !is_android && !use_webaudio_pffft

  # If true, webgl2-compute context will be supported.
  support_webgl2_compute_context = !is_android

  # If true, the new implementation (experimental) of Blink-V8 bindings
  # (of IDL callback function) is used.
  use_blink_v8_binding_new_idl_callback_function = false

  # If true, the new implementation (experimental) of Blink-V8 bindings
  # (of IDL callback interface) is used.
  use_blink_v8_binding_new_idl_callback_interface = false

  # If true, the new implementation (experimental) of Blink-V8 bindings
  # (of IDL dictionary) is used.
  use_blink_v8_binding_new_idl_dictionary = false

  # If true, the new implementation (experimental) of Blink-V8 bindings
  # (of IDL interface) is used.
  use_blink_v8_binding_new_idl_interface = true
}

# feature_defines_list ---------------------------------------------------------

feature_defines_list = []

if (use_low_quality_image_interpolation) {
  feature_defines_list += [ "WTF_USE_LOW_QUALITY_IMAGE_INTERPOLATION=1" ]
}

if (use_webaudio_ffmpeg) {
  feature_defines_list += [ "WTF_USE_WEBAUDIO_FFMPEG=1" ]
}

if (support_webgl2_compute_context) {
  feature_defines_list += [ "SUPPORT_WEBGL2_COMPUTE_CONTEXT=1" ]
}

if (use_webaudio_pffft) {
  feature_defines_list += [ "WTF_USE_WEBAUDIO_PFFFT=1" ]
}

if (use_blink_v8_binding_new_idl_callback_function) {
  feature_defines_list += [ "USE_BLINK_V8_BINDING_NEW_IDL_CALLBACK_FUNCTION" ]
}

if (use_blink_v8_binding_new_idl_dictionary) {
  feature_defines_list += [ "USE_BLINK_V8_BINDING_NEW_IDL_DICTIONARY" ]
}

if (use_blink_v8_binding_new_idl_interface) {
  feature_defines_list += [ "USE_BLINK_V8_BINDING_NEW_IDL_INTERFACE" ]
}

if (blink_symbol_level == 0) {
  if (is_debug) {
    blink_optimize_size_only = true
  }
}
if (blink_symbol_level == 2) {
  blink_symbols_config = [ "//build/config/compiler:symbols" ]
} else if (blink_symbol_level == 1) {
  blink_symbols_config = [ "//build/config/compiler:minimal_symbols" ]
} else if (blink_symbol_level == 0) {
  assert(
      !enable_resource_allowlist_generation,
      "enable_resource_allowlist_generation=true requires blink_symbol_level >= 1")
  blink_symbols_config = [ "//build/config/compiler:no_symbols" ]
} else {
  blink_symbols_config = [ "//build/config/compiler:default_symbols" ]
}

if (blink_optimize_size_only) {
  blink_optimization_config = [ "//build/config/compiler:optimize_size_only" ]
} else {
  blink_optimization_config = [ "//build/config/compiler:default_optimization" ]
}