Implemented AMD's FSR as a computer shader for upscaling 3D scenes

thirdparty/README.md

@@ -5,6 +5,18 @@ respective folder names. Use two empty lines to separate categories for
 readability.
 
 
+## amd-fsr
+
+Upstream: https://github.com/GPUOpen-Effects/FidelityFX-FSR
+Version: 1.0.2 (a21ffb8f6c13233ba336352bdff293894c706575, 2021)
+License: MIT
+
+Files extracted from upstream source:
+
+- `ffx_a.h` and `ffx_fsr1.h` from `ffx-fsr`
+- `license.txt`
+
+
 ## basis_universal
 
 - Upstream: https://github.com/BinomialLLC/basis_universal

thirdparty/amd-fsr/license.txt

@@ -0,0 +1,19 @@
+Copyright (c) 2021 Advanced Micro Devices, Inc. All rights reserved.
+
+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.