gstreamer/subprojects/gst-plugins-bad/sys/d3d11/hlsl/PSMain_checker_vuya.hlsl

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/* GStreamer
* Copyright (C) 2023 Seungha Yang <seungha@centricular.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef BUILDING_HLSL
static const float blocksize = 8.0;
static const float4 high = float4 (0.5, 0.5, 0.667, 1.0);
static const float4 low = float4 (0.5, 0.5, 0.333, 1.0);
struct PS_INPUT
{
float4 Position : SV_POSITION;
};
struct PS_OUTPUT
{
float4 Plane : SV_TARGET;
};
PS_OUTPUT PSMain_checker_vuya (PS_INPUT input)
{
PS_OUTPUT output;
if ((input.Position.x % (blocksize * 2.0)) >= blocksize) {
if ((input.Position.y % (blocksize * 2.0)) >= blocksize)
output.Plane = low;
else
output.Plane = high;
} else {
if ((input.Position.y % (blocksize * 2.0)) < blocksize)
output.Plane = low;
else
output.Plane = high;
}
return output;
}
#else
static const char g_PSMain_checker_vuya_str[] =
"static const float blocksize = 8.0;\n"
"static const float4 high = float4 (0.5, 0.5, 0.667, 1.0);\n"
"static const float4 low = float4 (0.5, 0.5, 0.333, 1.0);\n"
"\n"
"struct PS_INPUT\n"
"{\n"
" float4 Position : SV_POSITION;\n"
"};\n"
"\n"
"struct PS_OUTPUT\n"
"{\n"
" float4 Plane : SV_TARGET;\n"
"};\n"
"\n"
"PS_OUTPUT PSMain_checker_vuya (PS_INPUT input)\n"
"{\n"
" PS_OUTPUT output;\n"
" if ((input.Position.x % (blocksize * 2.0)) >= blocksize) {\n"
" if ((input.Position.y % (blocksize * 2.0)) >= blocksize)\n"
" output.Plane = low;\n"
" else\n"
" output.Plane = high;\n"
" } else {\n"
" if ((input.Position.y % (blocksize * 2.0)) < blocksize)\n"
" output.Plane = low;\n"
" else\n"
" output.Plane = high;\n"
" }\n"
" return output;\n"
"}\n";
#endif