skia: add ability to load command_buffer_gles2

tools/PictureRenderingFlags.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "PictureRenderingFlags.h"
 
 #include "CopyTilesRenderer.h"
@@ skipping 24 matching lines @@
 static const char kGpuAPINameGLES[] = "gles";
 #define GPU_CONFIG_STRING "|gpu|msaa4|msaa16|nvprmsaa4|nvprmsaa16|gpudft"
 #else
 #define GPU_CONFIG_STRING ""
 #endif
 #if SK_ANGLE
 #define ANGLE_CONFIG_STRING "|angle"
 #else
 #define ANGLE_CONFIG_STRING ""
 #endif
+#if SK_COMMAND_BUFFER
+#define COMMAND_BUFFER_CONFIG_STRING "|commandbuffer"
+#else
+#define COMMAND_BUFFER_CONFIG_STRING ""
+#endif
 #if SK_MESA
 #define MESA_CONFIG_STRING "|mesa"
 #else
 #define MESA_CONFIG_STRING ""
 #endif
 
 // Although this config does not support all the same options as gm, the names should be kept
 // consistent.
 DEFINE_string(config, "8888", "["
-              "8888" GPU_CONFIG_STRING ANGLE_CONFIG_STRING MESA_CONFIG_STRING
+              "8888" GPU_CONFIG_STRING ANGLE_CONFIG_STRING COMMAND_BUFFER_CONFIG_STRING MESA_CONFIG_STRING
               "]: Use the corresponding config.");
 
 DEFINE_bool(deferImageDecoding, false, "Defer decoding until drawing images. "
             "Has no effect if the provided skp does not have its images encoded.");
 DEFINE_string(mode, "simple", "Run in the corresponding mode:\n"
               "simple: Simple rendering.\n"
               "tile width height: Use tiles with the given dimensions or percentages.\n"
               "pow2tile minWidth height: Use tiles with widths that are all a power\n"
               "\tof two such that they minimize the amount of wasted tile space.\n"
               "\tminWidth must be a power of two.\n"
@@ skipping 242 matching lines @@
         }
         else if (0 == strcmp(FLAGS_config[0], "gpudft")) {
             deviceType = sk_tools::PictureRenderer::kGPU_DeviceType;
             useDFText = true;
         }
 #if SK_ANGLE
         else if (0 == strcmp(FLAGS_config[0], "angle")) {
             deviceType = sk_tools::PictureRenderer::kAngle_DeviceType;
         }
 #endif
+#if SK_COMMAND_BUFFER
+        else if (0 == strcmp(FLAGS_config[0], "commandbuffer")) {
+            deviceType = sk_tools::PictureRenderer::kCommandBuffer_DeviceType;
+        }
+#endif
 #if SK_MESA
         else if (0 == strcmp(FLAGS_config[0], "mesa")) {
             deviceType = sk_tools::PictureRenderer::kMesa_DeviceType;
         }
 #endif
 #endif
         else {
             error.printf("%s is not a valid mode for --config\n", FLAGS_config[0]);
             return nullptr;
         }
@@ skipping 27 matching lines @@
         if (FLAGS_pipe && sk_tools::PictureRenderer::kNone_BBoxHierarchyType != bbhType) {
             error.printf("--pipe and --bbh cannot be used together\n");
             return nullptr;
         }
     }
     renderer->setBBoxHierarchyType(bbhType);
     renderer->setScaleFactor(SkDoubleToScalar(FLAGS_scale));
 
     return renderer.detach();
 }