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https://github.com/italicsjenga/slang-shaders.git
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58 lines
1.2 KiB
Plaintext
58 lines
1.2 KiB
Plaintext
#version 450
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/*
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mix_frames - performs 50:50 blending between the current and previous
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frames.
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Author: jdgleaver
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 2 of the License, or (at your option)
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any later version.
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*/
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layout(std140, set = 0, binding = 0) uniform UBO
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{
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mat4 MVP;
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} global;
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#pragma stage vertex
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layout(location = 0) in vec4 Position;
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layout(location = 1) in vec2 TexCoord;
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layout(location = 0) out vec2 vTexCoord;
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/*
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VERTEX_SHADER
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*/
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void main()
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{
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gl_Position = global.MVP * Position;
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vTexCoord = TexCoord;
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}
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#pragma stage fragment
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layout(location = 0) in vec2 vTexCoord;
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layout(location = 0) out vec4 FragColor;
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layout(set = 0, binding = 2) uniform sampler2D Source;
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layout(set = 0, binding = 3) uniform sampler2D OriginalHistory1;
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/*
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FRAGMENT SHADER
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*/
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void main()
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{
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// Get colour of current pixel
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vec3 colour = texture(Source, vTexCoord.xy).rgb;
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// Get colour of previous pixel
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vec3 colourPrev = texture(OriginalHistory1, vTexCoord.xy).rgb;
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// Mix colours
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colour.rgb = mix(colour.rgb, colourPrev.rgb, 0.5);
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FragColor = vec4(colour.rgb, 1.0);
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}
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