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      1 # Copyright 2014 The Chromium Authors. All rights reserved.
      2 # Use of this source code is governed by a BSD-style license that can be
      3 # found in the LICENSE file.
      4 
      5 if (is_win) {
      6   # Only needed on Windows.
      7   gles_gypi = exec_script(
      8       "//build/gypi_to_gn.py",
      9       [ rebase_path("src/libGLESv2.gypi") ],
     10       "scope",
     11       [ "src/libGLESv2.gypi" ])
     12 
     13   egl_gypi = exec_script(
     14       "//build/gypi_to_gn.py",
     15       [ rebase_path("src/libEGL.gypi") ],
     16       "scope",
     17       [ "src/libEGL.gypi" ])
     18 }
     19 
     20 compiler_gypi = exec_script(
     21     "//build/gypi_to_gn.py",
     22     [ rebase_path("src/compiler.gypi") ],
     23     "scope",
     24     [ "src/compiler.gypi" ])
     25 
     26 # This config is exported to dependent targets (and also applied to internal
     27 # ones).
     28 config("external_config") {
     29   include_dirs = [
     30     "include",
     31   ]
     32 }
     33 
     34 # This config is applied to internal Angle targets (not pushed to dependents).
     35 config("internal_config") {
     36   include_dirs = [
     37     "include",
     38     "src",
     39   ]
     40 }
     41 
     42 component("translator") {
     43   sources = [
     44     "src/compiler/translator/ShaderLang.cpp",
     45     "src/compiler/translator/ShaderVars.cpp",
     46   ]
     47 
     48   defines = [ "ANGLE_TRANSLATOR_IMPLEMENTATION" ]
     49 
     50   configs -= [ "//build/config/compiler:chromium_code" ]
     51   configs += [
     52     ":internal_config",
     53     "//build/config/compiler:no_chromium_code",
     54   ]
     55 
     56   deps = [
     57     ":translator_lib",
     58   ]
     59   forward_dependent_configs_from = [ ":translator_lib" ]
     60 }
     61 
     62 # Holds the shared includes so we only need to list them once.
     63 source_set("includes") {
     64   sources = [
     65     "include/EGL/egl.h",
     66     "include/EGL/eglext.h",
     67     "include/EGL/eglplatform.h",
     68     "include/GLES2/gl2.h",
     69     "include/GLES2/gl2ext.h",
     70     "include/GLES2/gl2platform.h",
     71     "include/GLES3/gl3.h",
     72     "include/GLES3/gl3ext.h",
     73     "include/GLES3/gl3platform.h",
     74     "include/GLSLANG/ShaderLang.h",
     75     "include/KHR/khrplatform.h",
     76   ]
     77 }
     78 
     79 static_library("preprocessor") {
     80   sources = rebase_path(compiler_gypi.angle_preprocessor_sources, ".", "src")
     81 
     82   configs -= [ "//build/config/compiler:chromium_code" ]
     83   configs += [
     84     ":internal_config",
     85     "//build/config/compiler:no_chromium_code",
     86   ]
     87 }
     88 
     89 config("translator_static_config") {
     90   defines = [ "ANGLE_TRANSLATOR_STATIC" ]
     91 }
     92 
     93 static_library("translator_lib") {
     94   sources = rebase_path(compiler_gypi.angle_translator_lib_sources, ".", "src")
     95 
     96   configs -= [ "//build/config/compiler:chromium_code" ]
     97   configs += [
     98     ":internal_config",
     99     ":translator_static_config",
    100     "//build/config/compiler:no_chromium_code",
    101   ]
    102   direct_dependent_configs = [ ":external_config" ]
    103 
    104   deps = [
    105     ":includes",
    106     ":preprocessor",
    107   ]
    108 }
    109 
    110 static_library("translator_static") {
    111   sources = [
    112     "src/compiler/translator/ShaderLang.cpp",
    113     "src/compiler/translator/ShaderVars.cpp",
    114   ]
    115 
    116   configs -= [ "//build/config/compiler:chromium_code" ]
    117   configs += [
    118     ":internal_config",
    119     "//build/config/compiler:no_chromium_code",
    120   ]
    121   direct_dependent_configs = [ ":translator_static_config" ]
    122 
    123   deps = [
    124     ":translator_lib",
    125   ]
    126   forward_dependent_configs_from = [ ":translator_lib" ]
    127 }
    128 
    129 config("commit_id_config") {
    130   include_dirs = [ "$root_gen_dir/angle" ]
    131 }
    132 
    133 action("commit_id") {
    134   script = "src/commit_id.py"
    135 
    136   output_file = "$root_gen_dir/angle/id/commit.h"
    137   outputs = [ output_file ]
    138 
    139   args = [
    140     "gen",
    141     rebase_path(".", root_build_dir),
    142     rebase_path(output_file, root_build_dir),
    143   ]
    144 
    145   direct_dependent_configs = [ ":commit_id_config" ]
    146 }
    147 
    148 if (is_win) {
    149   angle_enable_d3d9 = true
    150   angle_enable_d3d11 = true
    151 
    152   shared_library("libGLESv2") {
    153     sources = rebase_path(gles_gypi.angle_libangle_sources, ".", "src")
    154     sources += [
    155       "src/libGLESv2/libGLESv2.cpp",
    156       "src/libGLESv2/libGLESv2.def",
    157       "src/libGLESv2/libGLESv2.rc",
    158     ]
    159 
    160     defines = [
    161       "ANGLE_PRELOADED_D3DCOMPILER_MODULE_NAMES={ " +
    162         "\"d3dcompiler_46.dll\", \"d3dcompiler_43.dll\" }",
    163       "GL_APICALL=",
    164       "GL_GLEXT_PROTOTYPES=",
    165       "EGLAPI=",
    166     ]
    167     libs = []
    168 
    169     # Shared D3dD sources.
    170     if (angle_enable_d3d9 || angle_enable_d3d11) {
    171       sources += rebase_path(gles_gypi.angle_d3d_shared_sources, ".", "src")
    172     }
    173 
    174     if (angle_enable_d3d9) {
    175       sources += rebase_path(gles_gypi.angle_d3d9_sources, ".", "src")
    176       defines += [ "ANGLE_ENABLE_D3D9" ]
    177       libs += [ "d3d9.lib" ]
    178     }
    179 
    180     if (angle_enable_d3d11) {
    181       sources += rebase_path(gles_gypi.angle_d3d11_sources, ".", "src")
    182       defines += [ "ANGLE_ENABLE_D3D11" ]
    183       libs += [ "dxguid.lib" ]
    184     }
    185 
    186     if (is_debug) {
    187       defines += [ "ANGLE_ENABLE_PERF" ]
    188       libs += [ "d3d9.lib" ]
    189     }
    190 
    191     configs -= [ "//build/config/compiler:chromium_code" ]
    192     configs += [
    193       ":internal_config",
    194       "//build/config/compiler:no_chromium_code",
    195     ]
    196 
    197     include_dirs = [ "src/libGLESv2" ]
    198 
    199     deps = [
    200       ":commit_id",
    201       ":includes",
    202       ":translator",
    203       #":copy_compiler_dll",  TODO(GYP)
    204     ]
    205   }
    206 
    207   shared_library("libEGL") {
    208     sources = rebase_path(egl_gypi.angle_libegl_sources, ".", "src")
    209 
    210     defines = [
    211       "GL_APICALL=",
    212       "GL_GLEXT_PROTOTYPES=",
    213       "EGLAPI=",
    214     ]
    215 
    216     configs -= [ "//build/config/compiler:chromium_code" ]
    217     configs += [
    218       ":internal_config",
    219       "//build/config/compiler:no_chromium_code",
    220     ]
    221 
    222     if (is_debug) {
    223       defines += [ "ANGLE_ENABLE_PERF" ]
    224     }
    225 
    226     include_dirs = [ "src/libGLESv2" ]
    227     libs = [ "d3d9.lib" ]
    228 
    229     deps = [
    230       ":commit_id",
    231       ":includes",
    232       ":libGLESv2",
    233     ]
    234   }
    235 }  # is_win
    236