Adding support for PVRTC, ATC, and ETC1 textures to the command buffer

gpu/command_buffer/service/feature_info_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/feature_info.h"
 
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string_number_conversions.h"
 #include "gpu/command_buffer/service/gpu_switches.h"
@@ skipping 228 matching lines @@
   EXPECT_THAT(info_->extensions(),
               Not(HasSubstr("GL_CHROMIUM_texture_compression_dxt3")));
   EXPECT_THAT(info_->extensions(),
               Not(HasSubstr("GL_CHROMIUM_texture_compression_dxt5")));
   EXPECT_THAT(info_->extensions(),
               Not(HasSubstr("GL_ANGLE_texture_usage")));
   EXPECT_THAT(info_->extensions(),
               Not(HasSubstr("GL_EXT_texture_storage")));
   EXPECT_THAT(info_->extensions(),
               Not(HasSubstr("GL_OES_compressed_ETC1_RGB8_texture")));
+  EXPECT_THAT(info_->extensions(),
+              Not(HasSubstr("GL_AMD_compressed_ATC_texture")));
+  EXPECT_THAT(info_->extensions(),
+              Not(HasSubstr("GL_IMG_texture_compression_pvrtc")));
   EXPECT_FALSE(info_->feature_flags().npot_ok);
   EXPECT_FALSE(info_->validators()->compressed_texture_format.IsValid(
       GL_COMPRESSED_RGB_S3TC_DXT1_EXT));
   EXPECT_FALSE(info_->validators()->compressed_texture_format.IsValid(
       GL_COMPRESSED_RGBA_S3TC_DXT1_EXT));
   EXPECT_FALSE(info_->validators()->compressed_texture_format.IsValid(
       GL_COMPRESSED_RGBA_S3TC_DXT3_EXT));
   EXPECT_FALSE(info_->validators()->compressed_texture_format.IsValid(
       GL_COMPRESSED_RGBA_S3TC_DXT5_EXT));
   EXPECT_FALSE(info_->validators()->compressed_texture_format.IsValid(
       GL_ETC1_RGB8_OES));
+  EXPECT_FALSE(info_->validators()->compressed_texture_format.IsValid(
+      GL_ATC_RGB_AMD));
+  EXPECT_FALSE(info_->validators()->compressed_texture_format.IsValid(
+      GL_ATC_RGBA_EXPLICIT_ALPHA_AMD));
+  EXPECT_FALSE(info_->validators()->compressed_texture_format.IsValid(
+      GL_ATC_RGBA_INTERPOLATED_ALPHA_AMD));
+  EXPECT_FALSE(info_->validators()->compressed_texture_format.IsValid(
+      GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG));
+  EXPECT_FALSE(info_->validators()->compressed_texture_format.IsValid(
+      GL_COMPRESSED_RGB_PVRTC_2BPPV1_IMG));
+  EXPECT_FALSE(info_->validators()->compressed_texture_format.IsValid(
+      GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG));
+  EXPECT_FALSE(info_->validators()->compressed_texture_format.IsValid(
+      GL_COMPRESSED_RGBA_PVRTC_2BPPV1_IMG));
   EXPECT_FALSE(info_->validators()->read_pixel_format.IsValid(
       GL_BGRA_EXT));
   EXPECT_FALSE(info_->validators()->texture_parameter.IsValid(
       GL_TEXTURE_MAX_ANISOTROPY_EXT));
   EXPECT_FALSE(info_->validators()->g_l_state.IsValid(
       GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT));
   EXPECT_FALSE(info_->validators()->frame_buffer_target.IsValid(
       GL_READ_FRAMEBUFFER_EXT));
   EXPECT_FALSE(info_->validators()->frame_buffer_target.IsValid(
       GL_DRAW_FRAMEBUFFER_EXT));
@@ skipping 549 matching lines @@
 TEST_F(FeatureInfoTest, InitializeOES_compressed_ETC1_RGB8_texture) {
   SetupInitExpectations("GL_OES_compressed_ETC1_RGB8_texture");
   EXPECT_THAT(info_->extensions(),
               HasSubstr("GL_OES_compressed_ETC1_RGB8_texture"));
   EXPECT_TRUE(info_->validators()->compressed_texture_format.IsValid(
       GL_ETC1_RGB8_OES));
   EXPECT_FALSE(info_->validators()->texture_internal_format.IsValid(
       GL_ETC1_RGB8_OES));
 }
 
+TEST_F(FeatureInfoTest, InitializeAMD_compressed_ATC_texture) {
+  SetupInitExpectations("GL_AMD_compressed_ATC_texture");
+  EXPECT_THAT(info_->extensions(),
+              HasSubstr("GL_AMD_compressed_ATC_texture"));
+  EXPECT_TRUE(info_->validators()->compressed_texture_format.IsValid(
+      GL_ATC_RGB_AMD));
+  EXPECT_TRUE(info_->validators()->compressed_texture_format.IsValid(
+      GL_ATC_RGBA_EXPLICIT_ALPHA_AMD));
+  EXPECT_TRUE(info_->validators()->compressed_texture_format.IsValid(
+      GL_ATC_RGBA_INTERPOLATED_ALPHA_AMD));
+}
+
+TEST_F(FeatureInfoTest, InitializeIMG_texture_compression_pvrtc) {
+  SetupInitExpectations("GL_IMG_texture_compression_pvrtc");
+  EXPECT_THAT(info_->extensions(),
+              HasSubstr("GL_IMG_texture_compression_pvrtc"));
+  EXPECT_TRUE(info_->validators()->compressed_texture_format.IsValid(
+      GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG));
+  EXPECT_TRUE(info_->validators()->compressed_texture_format.IsValid(
+      GL_COMPRESSED_RGB_PVRTC_2BPPV1_IMG));
+  EXPECT_TRUE(info_->validators()->compressed_texture_format.IsValid(
+      GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG));
+  EXPECT_TRUE(info_->validators()->compressed_texture_format.IsValid(
+      GL_COMPRESSED_RGBA_PVRTC_2BPPV1_IMG));
+}
+
 TEST_F(FeatureInfoTest, InitializeEXT_occlusion_query_boolean) {
   SetupInitExpectations("GL_EXT_occlusion_query_boolean");
   EXPECT_THAT(info_->extensions(),
               HasSubstr("GL_EXT_occlusion_query_boolean"));
   EXPECT_TRUE(info_->feature_flags().occlusion_query_boolean);
   EXPECT_FALSE(info_->feature_flags(
       ).use_arb_occlusion_query2_for_occlusion_query_boolean);
   EXPECT_FALSE(info_->feature_flags(
       ).use_arb_occlusion_query_for_occlusion_query_boolean);
 }
@@ skipping 154 matching lines @@
       base::IntToString(gpu::MAX_TEXTURE_SIZE_LIMIT_4096));
   // Workarounds should get parsed without the need for a context.
   SetupWithCommandLine(command_line);
   EXPECT_TRUE(info_->workarounds().exit_on_context_lost);
   EXPECT_EQ(1024, info_->workarounds().max_cube_map_texture_size);
   EXPECT_EQ(4096, info_->workarounds().max_texture_size);
 }
 
 }  // namespace gles2
 }  // namespace gpu