gpu: Use a rectangle to keep track of the cleared area of each texture level.

gpu/command_buffer/service/gles2_cmd_decoder_unittest_textures.cc

 // 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.
 
 #include "gpu/command_buffer/service/gles2_cmd_decoder.h"
 
 #include "base/command_line.h"
 #include "base/strings/string_number_conversions.h"
 #include "gpu/command_buffer/common/gles2_cmd_format.h"
 #include "gpu/command_buffer/common/gles2_cmd_utils.h"
@@ skipping 2662 matching lines @@
   EXPECT_TRUE(texture->GetLevelImage(GL_TEXTURE_2D, 0) == image.get());
 
   // ClearLevel should use glTexSubImage2D to avoid unbinding GLImage.
   EXPECT_CALL(*gl_, BindTexture(GL_TEXTURE_2D, kServiceTextureId))
       .Times(2)
       .RetiresOnSaturation();
   EXPECT_CALL(*gl_, TexSubImage2D(target, level, xoffset, yoffset, width,
                                   height, format, type, _))
       .Times(1)
       .RetiresOnSaturation();
-  GetDecoder()->ClearLevel(texture, target, level, format, format, type, width,
-                           height, false);
+  GetDecoder()->ClearLevel(texture, target, level, format, type, 0, 0, width,
+                           height);
   EXPECT_TRUE(texture->GetLevelImage(GL_TEXTURE_2D, 0) == image.get());
 }
 
 TEST_P(GLES2DecoderTest, ReleaseTexImage2DCHROMIUM) {
   DoBindTexture(GL_TEXTURE_2D, client_texture_id_, kServiceTextureId);
   DoTexImage2D(
       GL_TEXTURE_2D, 0, GL_RGBA, 3, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0, 0);
   TextureRef* texture_ref =
       group().texture_manager()->GetTexture(client_texture_id_);
   ASSERT_TRUE(texture_ref != NULL);
@@ skipping 193 matching lines @@
   init.has_alpha = true;
   init.has_depth = true;
   init.request_alpha = true;
   init.request_depth = true;
   init.bind_generates_resource = true;
   InitDecoder(init);
 
   TextureRef* texture_ref = GetTexture(client_texture_id_);
   scoped_refptr<MockGLImage> image(new MockGLImage);
   group().texture_manager()->SetTarget(texture_ref, GL_TEXTURE_EXTERNAL_OES);
-  group().texture_manager()->SetLevelInfo(texture_ref,
-                                          GL_TEXTURE_EXTERNAL_OES,
-                                          0,
-                                          GL_RGBA,
-                                          0,
-                                          0,
-                                          1,
-                                          0,
-                                          GL_RGBA,
-                                          GL_UNSIGNED_BYTE,
-                                          true);
+  group().texture_manager()->SetLevelInfo(texture_ref, GL_TEXTURE_EXTERNAL_OES,
+                                          0, GL_RGBA, 0, 0, 1, 0, GL_RGBA,
+                                          GL_UNSIGNED_BYTE, gfx::Rect());
   group().texture_manager()->SetLevelImage(
       texture_ref, GL_TEXTURE_EXTERNAL_OES, 0, image.get());
 
   DoBindTexture(GL_TEXTURE_EXTERNAL_OES, client_texture_id_, kServiceTextureId);
   EXPECT_EQ(GL_NO_ERROR, GetGLError());
 
   SetupSamplerExternalProgram();
   SetupIndexBuffer();
   AddExpectationsForSimulatedAttrib0(kMaxValidIndex + 1, 0);
   SetupExpectationsForApplyingDefaultDirtyState();
@@ skipping 373 matching lines @@
 // TODO(gman): CompressedTexSubImage2DImmediate
 
 // TODO(gman): TexImage2D
 
 // TODO(gman): TexImage2DImmediate
 
 // TODO(gman): TexSubImage2DImmediate
 
 }  // namespace gles2
 }  // namespace gpu