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authorBuildTools <james.jenour@protonmail.com>2021-02-16 03:08:30 +0800
committerBuildTools <james.jenour@protonmail.com>2021-02-16 03:08:30 +0800
commita0e7d174472d034142003e58a42d6beefe36a92b (patch)
tree37fbdf5c5c3af3e85ed05e6e17d64207b2a6d8c9 /src/main/resources/assets/notenoughupdates/shaders/negative.frag
parent6024bdf69193ad216e95fca53d7d28746f4269e0 (diff)
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Diffstat (limited to 'src/main/resources/assets/notenoughupdates/shaders/negative.frag')
-rw-r--r--src/main/resources/assets/notenoughupdates/shaders/negative.frag33
1 files changed, 0 insertions, 33 deletions
diff --git a/src/main/resources/assets/notenoughupdates/shaders/negative.frag b/src/main/resources/assets/notenoughupdates/shaders/negative.frag
deleted file mode 100644
index a601bd0c..00000000
--- a/src/main/resources/assets/notenoughupdates/shaders/negative.frag
+++ /dev/null
@@ -1,33 +0,0 @@
-#version 130
-
-varying vec4 passColour;
-varying vec3 passNormal;
-uniform sampler2D textureIn;
-varying vec4 passPosition;
-uniform vec2 screensize;
-
-int a(float f) {
- return int(round(f*1999));
-}
-
-void main() {
- vec2 viewportCoord = gl_FragCoord.xy/screensize.xy;
- vec4 texture = texture2D(textureIn, viewportCoord);
-
- int offsetFactor = a(viewportCoord.x)^a(viewportCoord.y);
- float dist = 1+mod(offsetFactor/4, 2);
- float xOffset = dist*mod(offsetFactor-1, 2);
- float yOffset = dist*mod(offsetFactor-2, 2);
-
- texture = texture2D(textureIn, vec2(viewportCoord.x+xOffset/screensize.x, viewportCoord.y+yOffset/screensize.y));
- texture = vec4(texture.rgb*texture.a, 1);
- texture.rgb = 1 - texture.rgb;
-
- gl_FragColor = texture * passColour;
-
- vec3 fakeSunNormal = normalize(vec3(0.2f,1.0f,-0.2f));
- vec3 normNormal = normalize(passNormal);
- float shading = max(0.6f, dot(fakeSunNormal, normNormal));
-
- gl_FragColor = vec4(gl_FragColor.rgb*shading, 1);
-} \ No newline at end of file