Add a code of DXT texture decompression from gl4es-1.1.4

app/src/main/cpp/CMakeLists.txt

@@ -99,13 +99,17 @@ add_library( # Sets the name of the library.
         virgl/vtest_old/vtest_renderer_old.c
         virgl/vtest_old/vtest_server_old.c
 
+        virgl/gl4es/decompress.c
+
         )
 
 target_include_directories(
         virgl-lib
 
         PUBLIC epoxy/include
 
+        PUBLIC virgl/gl4es
+
         PRIVATE virgl/src
         PRIVATE virgl/src/gallium/auxiliary
         PRIVATE virgl/src/gallium/auxiliary/cso_cache
@@ -120,6 +124,7 @@ target_include_directories(
         PRIVATE virgl/src/mesa/util
         PRIVATE virgl/vtest
         PRIVATE virgl/vtest_old
+        PRIVATE virgl/src/gl4es/
 )
 
 # Searches for a specified prebuilt library and stores the path as a

app/src/main/cpp/virgl/gl4es/LICENSE

@@ -0,0 +1,20 @@
+Copyright (c) 2016-2018 Sebastien Chevalier
+Copyright (c) 2013-2016 Ryan Hileman
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.