39 lines
No EOL
1.6 KiB
GLSL
39 lines
No EOL
1.6 KiB
GLSL
#include "sqTile.glsl"
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#include "../math/mirror.glsl"
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/*
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contributors: Patricio Gonzalez Vivo
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description: mirror a tiles pattern
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use:
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- <vec4> mirrorTile(<vec4> tile)
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- <vec4> mirrorTile(<vec2> st [, <float|vec2> scale])
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- <vec4> mirrorXTile(<vec4> tile)
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- <vec4> mirrorXTile(<vec2> st [, <float|vec2> scale])
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- <vec4> mirrorYTile(<vec4> tile)
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- <vec4> mirrorYTile(<vec2> st [, <float|vec2> scale])
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examples:
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- https://raw.githubusercontent.com/patriciogonzalezvivo/lygia_examples/main/draw_tiles.frag
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license:
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- Copyright (c) 2021 Patricio Gonzalez Vivo under Prosperity License - https://prosperitylicense.com/versions/3.0.0
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- Copyright (c) 2021 Patricio Gonzalez Vivo under Patron License - https://lygia.xyz/license
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*/
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#ifndef FNC_MIRRORTILE
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#define FNC_MIRRORTILE
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vec4 mirrorTile(vec4 t) { return vec4( mirror(t.xy + t.zw), t.z, t.w); }
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vec4 mirrorTile(vec2 v) { return mirrorTile(sqTile(v)); }
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vec4 mirrorTile(vec2 v, float s) { return mirrorTile(v * s); }
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vec4 mirrorTile(vec2 v, vec2 s) { return mirrorTile(v * s); }
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vec4 mirrorXTile(vec4 t) { return vec4( mirror(t.x + t.z), t.y, t.z, t.w); }
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vec4 mirrorXTile(vec2 v) { return mirrorXTile(sqTile(v)); }
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vec4 mirrorXTile(vec2 v, float s) { return mirrorXTile(v * s); }
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vec4 mirrorXTile(vec2 v, vec2 s) { return mirrorXTile(v * s); }
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vec4 mirrorYTile(vec4 t) { return vec4( t.x, mirror(t.y + t.w), t.z, t.w); }
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vec4 mirrorYTile(vec2 v) { return mirrorYTile(sqTile(v)); }
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vec4 mirrorYTile(vec2 v, float s) { return mirrorYTile(v * s); }
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vec4 mirrorYTile(vec2 v, vec2 s) { return mirrorYTile(v * s); }
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#endif |