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++ // Copyright (C) 2023 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ #version 440
++
++ layout(location = 0) in vec2 v_texcoord;
++ layout(location = 0) out vec4 fragColor;
++
++ layout(std140, binding = 0) uniform buf {
++ mat4 qt_Matrix;
++ float qt_Opacity;
++ };
++
++ layout(binding = 1) uniform sampler2D tex0;
++ layout(binding = 2) uniform sampler2D tex1;
++
++ void main()
++ {
++ float y = 1.16438356 * (texture(tex0, v_texcoord).x - 0.0625);
++ float u = texture(tex1, v_texcoord).r - 0.5;
++ float v = texture(tex1, v_texcoord).g - 0.5;
++ y *= qt_Opacity;
++ u *= qt_Opacity;
++ v *= qt_Opacity;
++ fragColor.r = y + 1.59602678 * v;
++ fragColor.g = y - 0.39176229 * u - 0.81296764 * v;
++ fragColor.b = y + 2.01723214 * u;
++ fragColor.a = qt_Opacity;
++ }