33 lines
1.0 KiB
GLSL
33 lines
1.0 KiB
GLSL
/* Copyright (c) 2021, Arm Limited and Contributors
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 the "License";
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#version 450
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layout(set = 0, binding = 0) uniform sampler2D in_image;
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layout(location = 0) in vec2 in_uv;
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layout(location = 0) out vec4 out_color;
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vec4 convert_color(vec4 value)
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{
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float gray = dot(value.rgb, vec3(0.3, 0.6, 0.1));
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return vec4(mix(vec3(gray), value.rgb, value.a), 1.0);
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}
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void main()
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{
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out_color = convert_color(textureLod(in_image, in_uv, 0.0));
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}
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