Code to load the software renderer and initialize it. Build scripts copy the ...

tests/build.scons

 # Copyright 2009, Google Inc.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
@@ skipping 134 matching lines @@
   gl_requirements += [
       '$ARTIFACTS_DIR/cg.dll',
       '$ARTIFACTS_DIR/cgGL.dll',
       '$ARTIFACTS_DIR/glew32.dll',
   ]
 
 # TODO: shouldn't need this.
 # Adding extra line for cleaner formatting.
 env.Help('\n')
 
+swiftshader_install = []
+if env.Bit('windows'):
+  # Copy SwiftShader to plugin dir.
+  swiftshader_path = env.subst('$SWIFTSHADER_DIR/swiftshader_d3d9.dll')
+  if os.path.exists(swiftshader_path):
+    swiftshader_install = env.Replicate('$ARTIFACTS_DIR/O3DExtras',
+                                        swiftshader_path)
+
 # -------------------------------------------------------------------------
 # Unit tests
 
 # The basic unit tests
 tests = [
     'base/cross/bits_test.cc',
     'compiler/technique/technique_parser_test.cc',
     'core/cross/bitmap_test.cc',
     'core/cross/bounding_box_test.cc',
     'core/cross/buffer_test.cc',
@@ skipping 146 matching lines @@
 unit_tests_req += env.Replicate(
     '$ARTIFACTS_DIR/bitmap_test',
     '$SCONSTRUCT_DIR/tests/bitmap_test/*')
 
 unit_tests_req += env.Replicate(
     '$ARTIFACTS_DIR/archive_files',
     '$SCONSTRUCT_DIR/tests/archive_files/*')
 
 # Also require gl related libraries based on variant.
 unit_tests_req += gl_requirements
+unit_tests_req += swiftshader_install
 
 # Add requirements for unit tests.
 env.Requires(unit_tests_install, unit_tests_req)
 
 # TODO: temporarily continue to use aliases to run tests.
 #   This need to eventually switch to use ComponentTestProgram once
 #   other sections have been adjusted.
 env['PROGRAM_NAME'] = unit_tests_install[0].path
 env['PROGRAM_BASENAME'] = os.path.join('$ARTIFACTS_DIR', 'unit_tests')
 env.AlwaysBuild(run_env.Alias('unit_tests', unit_tests_install,
@@ skipping 111 matching lines @@
         'testing_framework_hardware.PIXExp',
         'package_tests.bat',
        ])
     system_tests_req += pix_requirements
 
   if installed_pdiff:
     system_tests_req += installed_pdiff
 
   # Also require gl related libraries based on variant.
   system_tests_req += gl_requirements
-
+  
+  # Require SwiftShader (only if it is available).
+  system_tests_req += swiftshader_install
+  
   # Add requirements for system_tests.
   env.Requires(system_tests_install, system_tests_req)
 
   # Get command line flags for tests driver.
   if int(ARGUMENTS.get('hardware', 1)):
     env.Replace(TEST_DRIVER_FLAGS = '-hardware')
 
   # Create an alias for the execution of the system tests.
   env.Alias('system_tests')
   # Only add actual step if d3d mode (for now).
@@ skipping 122 matching lines @@
          plugin_install_steps +
          [run_env.Python([
             'tests/selenium/main.py',
             '$SELENIUM_FLAGS',
             '--browser=*firefox',
             '--browserpath="' + browser_path + '"',
             '--referencedir=$TEST_REFERENCE_IMAGES',
             '--screenshotsdir=$ARTIFACTS_DIR/selenium/screenshots_firefox'])] +
         cleanup_steps,
     )
+  
+  # Require SwiftShader (only if it is available).
+  run_env.Requires(run_selenium_firefox, swiftshader_install)
 
   if run_env.Bit('windows'):
     run_selenium_ie = run_env.Alias(
         'selenium_ie',
         ['$ARTIFACTS_DIR/${LIBPREFIX}npo3dautoplugin$SHLIBSUFFIX',
          env.GetPublished('samples', 'asset_files')],
         # TODO: have a cleaner way to do this.
         [Delete('$ARTIFACTS_DIR/selenium/screenshots_ie'),
          Mkdir('$ARTIFACTS_DIR/selenium/screenshots_ie'),
          run_env.Python([
@@ skipping 127 matching lines @@
 # Adding extra line for cleaner formatting.
 env.Help('\n')
 
 
 #--------------------------------------------------------------------------
 # Other odds and ends
 
 # Install presubmit_tests batch file.
 # TODO: is this really needed anymore?
 env.Replicate('$ARTIFACTS_DIR', 'presubmit_tests.bat')