Implement support for rendering to 32-bit float textures on ES3

gpu/command_buffer/service/framebuffer_manager_unittest.cc

 // Copyright (c) 2012 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/error_state_mock.h"
 #include "gpu/command_buffer/service/framebuffer_manager.h"
 #include "gpu/command_buffer/service/feature_info.h"
 #include "gpu/command_buffer/service/renderbuffer_manager.h"
 #include "gpu/command_buffer/service/test_helper.h"
 #include "gpu/command_buffer/service/texture_manager.h"
@@ skipping 144 matching lines @@
   EXPECT_EQ(kService1Id, framebuffer_->service_id());
   EXPECT_FALSE(framebuffer_->IsDeleted());
   EXPECT_TRUE(NULL == framebuffer_->GetAttachment(GL_COLOR_ATTACHMENT0));
   EXPECT_TRUE(NULL == framebuffer_->GetAttachment(GL_DEPTH_ATTACHMENT));
   EXPECT_TRUE(NULL == framebuffer_->GetAttachment(GL_STENCIL_ATTACHMENT));
   EXPECT_TRUE(
       NULL == framebuffer_->GetAttachment(GL_DEPTH_STENCIL_ATTACHMENT));
   EXPECT_FALSE(framebuffer_->HasDepthAttachment());
   EXPECT_FALSE(framebuffer_->HasStencilAttachment());
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
   EXPECT_TRUE(framebuffer_->IsCleared());
   EXPECT_EQ(static_cast<GLenum>(0), framebuffer_->GetColorAttachmentFormat());
   EXPECT_FALSE(manager_.IsComplete(framebuffer_));
 }
 
 TEST_F(FramebufferInfoTest, AttachRenderbuffer) {
   const GLuint kRenderbufferClient1Id = 33;
   const GLuint kRenderbufferService1Id = 333;
   const GLuint kRenderbufferClient2Id = 34;
   const GLuint kRenderbufferService2Id = 334;
@@ skipping 33 matching lines @@
 
   // check adding one attachment
   framebuffer_->AttachRenderbuffer(GL_COLOR_ATTACHMENT0, renderbuffer1);
   EXPECT_FALSE(framebuffer_->HasUnclearedAttachment(GL_COLOR_ATTACHMENT0));
   EXPECT_FALSE(framebuffer_->HasUnclearedAttachment(GL_DEPTH_ATTACHMENT));
   EXPECT_EQ(static_cast<GLenum>(GL_RGBA4),
             framebuffer_->GetColorAttachmentFormat());
   EXPECT_FALSE(framebuffer_->HasDepthAttachment());
   EXPECT_FALSE(framebuffer_->HasStencilAttachment());
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
   EXPECT_TRUE(framebuffer_->IsCleared());
 
   // Try a format that's not good for COLOR_ATTACHMENT0.
   renderbuffer_manager_.SetInfo(
       renderbuffer1, kSamples1, kBadFormat1, kWidth1, kHeight1);
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
 
   // Try a good format.
   renderbuffer_manager_.SetInfo(
       renderbuffer1, kSamples1, kFormat1, kWidth1, kHeight1);
   EXPECT_EQ(static_cast<GLenum>(kFormat1),
             framebuffer_->GetColorAttachmentFormat());
   EXPECT_FALSE(framebuffer_->HasDepthAttachment());
   EXPECT_FALSE(framebuffer_->HasStencilAttachment());
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_COMPLETE),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
   EXPECT_FALSE(framebuffer_->IsCleared());
 
   // check adding another
   renderbuffer_manager_.CreateRenderbuffer(
       kRenderbufferClient2Id, kRenderbufferService2Id);
   Renderbuffer* renderbuffer2 =
       renderbuffer_manager_.GetRenderbuffer(kRenderbufferClient2Id);
   ASSERT_TRUE(renderbuffer2 != NULL);
   framebuffer_->AttachRenderbuffer(GL_DEPTH_ATTACHMENT, renderbuffer2);
   EXPECT_TRUE(framebuffer_->HasUnclearedAttachment(GL_COLOR_ATTACHMENT0));
   EXPECT_FALSE(framebuffer_->HasUnclearedAttachment(GL_DEPTH_ATTACHMENT));
   EXPECT_EQ(static_cast<GLenum>(kFormat1),
             framebuffer_->GetColorAttachmentFormat());
   EXPECT_TRUE(framebuffer_->HasDepthAttachment());
   EXPECT_FALSE(framebuffer_->HasStencilAttachment());
   // The attachment has a size of 0,0 so depending on the order of the map
   // of attachments it could either get INCOMPLETE_ATTACHMENT because it's 0,0
   // or INCOMPLETE_DIMENSIONS because it's not the same size as the other
   // attachment.
-  GLenum status = framebuffer_->IsPossiblyComplete();
+  GLenum status = framebuffer_->IsPossiblyComplete(false);
   EXPECT_TRUE(
       status == GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT ||
       status == GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT);
   EXPECT_FALSE(framebuffer_->IsCleared());
 
   renderbuffer_manager_.SetInfo(
       renderbuffer2, kSamples2, kFormat2, kWidth2, kHeight2);
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_COMPLETE),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
   EXPECT_FALSE(framebuffer_->IsCleared());
   EXPECT_TRUE(framebuffer_->HasUnclearedAttachment(GL_DEPTH_ATTACHMENT));
 
   // check marking them as cleared.
   manager_.MarkAttachmentsAsCleared(
       framebuffer_, &renderbuffer_manager_, &texture_manager_);
   EXPECT_FALSE(framebuffer_->HasUnclearedAttachment(GL_COLOR_ATTACHMENT0));
   EXPECT_FALSE(framebuffer_->HasUnclearedAttachment(GL_DEPTH_ATTACHMENT));
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_COMPLETE),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
   EXPECT_TRUE(framebuffer_->IsCleared());
 
   // Check adding one that is already cleared.
   renderbuffer_manager_.CreateRenderbuffer(
       kRenderbufferClient3Id, kRenderbufferService3Id);
   Renderbuffer* renderbuffer3 =
       renderbuffer_manager_.GetRenderbuffer(kRenderbufferClient3Id);
   ASSERT_TRUE(renderbuffer3 != NULL);
   renderbuffer_manager_.SetInfo(
       renderbuffer3, kSamples3, kFormat3, kWidth3, kHeight3);
   renderbuffer_manager_.SetCleared(renderbuffer3, true);
 
   framebuffer_->AttachRenderbuffer(GL_STENCIL_ATTACHMENT, renderbuffer3);
   EXPECT_FALSE(framebuffer_->HasUnclearedAttachment(GL_STENCIL_ATTACHMENT));
   EXPECT_EQ(static_cast<GLenum>(kFormat1),
             framebuffer_->GetColorAttachmentFormat());
   EXPECT_TRUE(framebuffer_->HasDepthAttachment());
   EXPECT_TRUE(framebuffer_->HasStencilAttachment());
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_COMPLETE),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
   EXPECT_TRUE(framebuffer_->IsCleared());
 
   // Check marking the renderbuffer as unclared.
   renderbuffer_manager_.SetInfo(
       renderbuffer1, kSamples1, kFormat1, kWidth1, kHeight1);
   EXPECT_EQ(static_cast<GLenum>(kFormat1),
             framebuffer_->GetColorAttachmentFormat());
   EXPECT_TRUE(framebuffer_->HasDepthAttachment());
   EXPECT_TRUE(framebuffer_->HasStencilAttachment());
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_COMPLETE),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
   EXPECT_FALSE(framebuffer_->IsCleared());
 
   const Framebuffer::Attachment* attachment =
       framebuffer_->GetAttachment(GL_COLOR_ATTACHMENT0);
   ASSERT_TRUE(attachment != NULL);
   EXPECT_EQ(kWidth1, attachment->width());
   EXPECT_EQ(kHeight1, attachment->height());
   EXPECT_EQ(kSamples1, attachment->samples());
   EXPECT_EQ(kFormat1, attachment->internal_format());
   EXPECT_FALSE(attachment->cleared());
@@ skipping 20 matching lines @@
   EXPECT_FALSE(framebuffer_->IsCleared());
 
   attachment = framebuffer_->GetAttachment(GL_STENCIL_ATTACHMENT);
   ASSERT_TRUE(attachment != NULL);
   EXPECT_EQ(kWidth4, attachment->width());
   EXPECT_EQ(kHeight4, attachment->height());
   EXPECT_EQ(kSamples4, attachment->samples());
   EXPECT_EQ(kFormat4, attachment->internal_format());
   EXPECT_FALSE(attachment->cleared());
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_COMPLETE),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
 
   // Check changing an attachment.
   renderbuffer_manager_.SetInfo(
       renderbuffer4, kSamples4, kFormat4, kWidth4 + 1, kHeight4);
 
   attachment = framebuffer_->GetAttachment(GL_STENCIL_ATTACHMENT);
   ASSERT_TRUE(attachment != NULL);
   EXPECT_EQ(kWidth4 + 1, attachment->width());
   EXPECT_EQ(kHeight4, attachment->height());
   EXPECT_EQ(kSamples4, attachment->samples());
   EXPECT_EQ(kFormat4, attachment->internal_format());
   EXPECT_FALSE(attachment->cleared());
   EXPECT_FALSE(framebuffer_->IsCleared());
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
 
   // Check removing it.
   framebuffer_->AttachRenderbuffer(GL_STENCIL_ATTACHMENT, NULL);
   EXPECT_FALSE(framebuffer_->HasUnclearedAttachment(GL_STENCIL_ATTACHMENT));
   EXPECT_EQ(static_cast<GLenum>(kFormat1),
             framebuffer_->GetColorAttachmentFormat());
   EXPECT_TRUE(framebuffer_->HasDepthAttachment());
   EXPECT_FALSE(framebuffer_->HasStencilAttachment());
 
   EXPECT_TRUE(framebuffer_->IsCleared());
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_COMPLETE),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
 
   // Remove depth, Set color to 0 size.
   framebuffer_->AttachRenderbuffer(GL_DEPTH_ATTACHMENT, NULL);
   renderbuffer_manager_.SetInfo(renderbuffer1, kSamples1, kFormat1, 0, 0);
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
 
   // Remove color.
   framebuffer_->AttachRenderbuffer(GL_COLOR_ATTACHMENT0, NULL);
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
 }
 
 TEST_F(FramebufferInfoTest, AttachTexture) {
   const GLuint kTextureClient1Id = 33;
   const GLuint kTextureService1Id = 333;
   const GLuint kTextureClient2Id = 34;
   const GLuint kTextureService2Id = 334;
   const GLint kDepth = 1;
   const GLint kBorder = 0;
   const GLenum kType = GL_UNSIGNED_BYTE;
@@ skipping 14 matching lines @@
   const GLsizei kHeight3 = 123;
   const GLint kLevel3 = 0;
   const GLenum kFormat3 = GL_RGB565;
   const GLsizei kSamples3 = 0;
   EXPECT_FALSE(framebuffer_->HasUnclearedAttachment(GL_COLOR_ATTACHMENT0));
   EXPECT_FALSE(framebuffer_->HasUnclearedAttachment(GL_DEPTH_ATTACHMENT));
   EXPECT_FALSE(framebuffer_->HasUnclearedAttachment(GL_STENCIL_ATTACHMENT));
   EXPECT_FALSE(
       framebuffer_->HasUnclearedAttachment(GL_DEPTH_STENCIL_ATTACHMENT));
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
 
   texture_manager_.CreateTexture(kTextureClient1Id, kTextureService1Id);
   scoped_refptr<TextureRef> texture1(
       texture_manager_.GetTexture(kTextureClient1Id));
   ASSERT_TRUE(texture1.get() != NULL);
 
   // check adding one attachment
   framebuffer_->AttachTexture(
       GL_COLOR_ATTACHMENT0, texture1.get(), kTarget1, kLevel1, kSamples1);
   EXPECT_FALSE(framebuffer_->HasUnclearedAttachment(GL_COLOR_ATTACHMENT0));
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
   EXPECT_TRUE(framebuffer_->IsCleared());
   EXPECT_EQ(static_cast<GLenum>(0), framebuffer_->GetColorAttachmentFormat());
 
   // Try format that doesn't work with COLOR_ATTACHMENT0
   texture_manager_.SetTarget(texture1.get(), GL_TEXTURE_2D);
   texture_manager_.SetLevelInfo(texture1.get(),
                                 GL_TEXTURE_2D,
                                 kLevel1,
                                 kBadFormat1,
                                 kWidth1,
                                 kHeight1,
                                 kDepth,
                                 kBorder,
                                 kBadFormat1,
                                 kType,
                                 true);
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
 
   // Try a good format.
   texture_manager_.SetLevelInfo(texture1.get(),
                                 GL_TEXTURE_2D,
                                 kLevel1,
                                 kFormat1,
                                 kWidth1,
                                 kHeight1,
                                 kDepth,
                                 kBorder,
                                 kFormat1,
                                 kType,
                                 false);
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_COMPLETE),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
   EXPECT_FALSE(framebuffer_->IsCleared());
   texture_manager_.SetLevelInfo(texture1.get(),
                                 GL_TEXTURE_2D,
                                 kLevel1,
                                 kFormat1,
                                 kWidth1,
                                 kHeight1,
                                 kDepth,
                                 kBorder,
                                 kFormat1,
                                 kType,
                                 true);
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_COMPLETE),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
   EXPECT_TRUE(framebuffer_->IsCleared());
   EXPECT_EQ(static_cast<GLenum>(kFormat1),
             framebuffer_->GetColorAttachmentFormat());
 
   const Framebuffer::Attachment* attachment =
       framebuffer_->GetAttachment(GL_COLOR_ATTACHMENT0);
   ASSERT_TRUE(attachment != NULL);
   EXPECT_EQ(kWidth1, attachment->width());
   EXPECT_EQ(kHeight1, attachment->height());
   EXPECT_EQ(kSamples1, attachment->samples());
@@ skipping 16 matching lines @@
                                 kBorder,
                                 kFormat2,
                                 kType,
                                 true);
 
   framebuffer_->AttachTexture(
       GL_COLOR_ATTACHMENT0, texture2.get(), kTarget2, kLevel2, kSamples2);
   EXPECT_EQ(static_cast<GLenum>(kFormat2),
             framebuffer_->GetColorAttachmentFormat());
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_COMPLETE),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
   EXPECT_TRUE(framebuffer_->IsCleared());
 
   attachment = framebuffer_->GetAttachment(GL_COLOR_ATTACHMENT0);
   ASSERT_TRUE(attachment != NULL);
   EXPECT_EQ(kWidth2, attachment->width());
   EXPECT_EQ(kHeight2, attachment->height());
   EXPECT_EQ(kSamples2, attachment->samples());
   EXPECT_EQ(kFormat2, attachment->internal_format());
   EXPECT_TRUE(attachment->cleared());
 
@@ skipping 12 matching lines @@
   attachment = framebuffer_->GetAttachment(GL_COLOR_ATTACHMENT0);
   ASSERT_TRUE(attachment != NULL);
   EXPECT_EQ(kWidth3, attachment->width());
   EXPECT_EQ(kHeight3, attachment->height());
   EXPECT_EQ(kSamples3, attachment->samples());
   EXPECT_EQ(kFormat3, attachment->internal_format());
   EXPECT_FALSE(attachment->cleared());
   EXPECT_EQ(static_cast<GLenum>(kFormat3),
             framebuffer_->GetColorAttachmentFormat());
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_COMPLETE),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
   EXPECT_FALSE(framebuffer_->IsCleared());
 
   // Set to size 0
   texture_manager_.SetLevelInfo(texture2.get(),
                                 GL_TEXTURE_2D,
                                 kLevel3,
                                 kFormat3,
                                 0,
                                 0,
                                 kDepth,
                                 kBorder,
                                 kFormat3,
                                 kType,
                                 false);
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
 
   // Check removing it.
   framebuffer_->AttachTexture(GL_COLOR_ATTACHMENT0, NULL, 0, 0, 0);
   EXPECT_TRUE(framebuffer_->GetAttachment(GL_COLOR_ATTACHMENT0) == NULL);
   EXPECT_EQ(static_cast<GLenum>(0), framebuffer_->GetColorAttachmentFormat());
 
   EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT),
-            framebuffer_->IsPossiblyComplete());
+            framebuffer_->IsPossiblyComplete(false));
   EXPECT_TRUE(framebuffer_->IsCleared());
 }
 
+TEST_F(FramebufferInfoTest, AttachFloatTexture) {
+  const GLuint kTextureClientId = 33;
+  const GLuint kTextureServiceId = 333;
+  const GLint kDepth = 1;
+  const GLint kBorder = 0;
+  const GLenum kType = GL_FLOAT;
+  const GLsizei kWidth = 16;
+  const GLsizei kHeight = 32;
+  const GLint kLevel = 0;
+  const GLenum kFormat = GL_RGBA;
+  const GLenum kInternalFormat = GL_RGBA32F;
+  const GLenum kBadInternalFormat = GL_RGBA;
+  const GLenum kTarget = GL_TEXTURE_2D;
+  const GLsizei kSamples = 0;
+  EXPECT_FALSE(framebuffer_->HasUnclearedAttachment(GL_COLOR_ATTACHMENT0));
+  EXPECT_FALSE(framebuffer_->HasUnclearedAttachment(GL_DEPTH_ATTACHMENT));
+  EXPECT_FALSE(framebuffer_->HasUnclearedAttachment(GL_STENCIL_ATTACHMENT));
+
+  texture_manager_.CreateTexture(kTextureClientId, kTextureServiceId);
+  scoped_refptr<TextureRef> texture(
+      texture_manager_.GetTexture(kTextureClientId));
+  ASSERT_TRUE(texture.get() != NULL);
+
+  // check adding one attachment
+  framebuffer_->AttachTexture(
+      GL_COLOR_ATTACHMENT0, texture.get(), kTarget, kLevel, kSamples);
+  EXPECT_EQ(static_cast<GLenum>(0), framebuffer_->GetColorAttachmentFormat());
+
+  // Try unsized internalformat
+  texture_manager_.SetTarget(texture.get(), GL_TEXTURE_2D);
+  texture_manager_.SetLevelInfo(texture.get(),
+                                GL_TEXTURE_2D,
+                                kLevel,
+                                kBadInternalFormat,
+                                kWidth,
+                                kHeight,
+                                kDepth,
+                                kBorder,
+                                kFormat,
+                                kType,
+                                true);
+  // Texture with an unsized internalformat is not allowed as an attachment
+  // regardless of whether float color attachments are allowed in general.
+  EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT),
+            framebuffer_->IsPossiblyComplete(false));
+  EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT),
+            framebuffer_->IsPossiblyComplete(true));
+
+  // Try a good format.
+  texture_manager_.SetLevelInfo(texture.get(),
+                                GL_TEXTURE_2D,
+                                kLevel,
+                                kInternalFormat,
+                                kWidth,
+                                kHeight,
+                                kDepth,
+                                kBorder,
+                                kFormat,
+                                kType,
+                                false);
+  // Texture with a sized float internalformat is allowed as an attachment
+  // only if float color attachments allowed flag is true.
+  EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT),
+            framebuffer_->IsPossiblyComplete(false));
+  EXPECT_EQ(static_cast<GLenum>(GL_FRAMEBUFFER_COMPLETE),
+            framebuffer_->IsPossiblyComplete(true));
+
+}
+
 TEST_F(FramebufferInfoTest, UnbindRenderbuffer) {
   const GLuint kRenderbufferClient1Id = 33;
   const GLuint kRenderbufferService1Id = 333;
   const GLuint kRenderbufferClient2Id = 34;
   const GLuint kRenderbufferService2Id = 334;
 
   renderbuffer_manager_.CreateRenderbuffer(
       kRenderbufferClient1Id, kRenderbufferService1Id);
   Renderbuffer* renderbuffer1 =
       renderbuffer_manager_.GetRenderbuffer(kRenderbufferClient1Id);
@@ skipping 224 matching lines @@
         .WillOnce(Return(GL_FRAMEBUFFER_COMPLETE))
         .RetiresOnSaturation();
   }
   framebuffer_->GetStatus(&texture_manager_, GL_READ_FRAMEBUFFER);
 }
 
 }  // namespace gles2
 }  // namespace gpu