author | František Kučera <franta-hg@frantovo.cz> |
Wed, 06 Dec 2023 22:54:24 +0100 | |
branch | v_0 |
changeset 21 | bcc53967ab3c |
parent 18 | c4384f43c739 |
child 28 | 4cbd9c0beb4c |
permissions | -rw-r--r-- |
0 | 1 |
#version 330 core |
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3faef2f5128e
better GLSL variable names
František Kučera <franta-hg@frantovo.cz>
parents:
0
diff
changeset
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uniform sampler2D uTexture; |
3faef2f5128e
better GLSL variable names
František Kučera <franta-hg@frantovo.cz>
parents:
0
diff
changeset
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4 |
in vec2 vTextureXY; |
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ceeb36fad818
transparency/alpha: simple binary transparent/opaque, no blending, just discard some fragments
František Kučera <franta-hg@frantovo.cz>
parents:
11
diff
changeset
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out vec4 fColor; |
0 | 6 |
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18
c4384f43c739
new shader: phosphor-basic.frag
František Kučera <franta-hg@frantovo.cz>
parents:
17
diff
changeset
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7 |
void main() { |
14
ceeb36fad818
transparency/alpha: simple binary transparent/opaque, no blending, just discard some fragments
František Kučera <franta-hg@frantovo.cz>
parents:
11
diff
changeset
|
8 |
fColor = texture(uTexture, vTextureXY).rgba; |
ceeb36fad818
transparency/alpha: simple binary transparent/opaque, no blending, just discard some fragments
František Kučera <franta-hg@frantovo.cz>
parents:
11
diff
changeset
|
9 |
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21
bcc53967ab3c
shaders: dynamic line count derived from the texture resolution
František Kučera <franta-hg@frantovo.cz>
parents:
18
diff
changeset
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10 |
float lineCount = textureSize(uTexture, 0).y; |
17
f53a040bdc89
new shader: scanlines-basic.frag
František Kučera <franta-hg@frantovo.cz>
parents:
15
diff
changeset
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11 |
fColor.xyz *= abs(sin(radians(vTextureXY.y * 180. * lineCount))); |
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} |