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a1ba38cd64
Adding d3d12compositor element. d3d12compositor will build GPU commands asynchronously and each command is serialized at final render stage. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5875>
50 lines
1.5 KiB
HLSL
50 lines
1.5 KiB
HLSL
/* GStreamer
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* Copyright (C) 2023 Seungha Yang <seungha@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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static const float blocksize = 8.0;
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static const float4 high = float4 (0.667, 0.0, 0.0, 1.0);
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static const float4 low = float4 (0.333, 0.0, 0.0, 1.0);
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struct PS_INPUT
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{
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float4 Position : SV_POSITION;
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};
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struct PS_OUTPUT
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{
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float4 Plane : SV_TARGET;
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};
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PS_OUTPUT PSMain_checker_luma (PS_INPUT input)
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{
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PS_OUTPUT output;
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if ((input.Position.x % (blocksize * 2.0)) >= blocksize) {
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if ((input.Position.y % (blocksize * 2.0)) >= blocksize)
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output.Plane = low;
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else
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output.Plane = high;
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} else {
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if ((input.Position.y % (blocksize * 2.0)) < blocksize)
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output.Plane = low;
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else
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output.Plane = high;
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}
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return output;
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}
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