diff options
Diffstat (limited to 'shaders/smear.fs')
| -rw-r--r-- | shaders/smear.fs | 27 |
1 files changed, 0 insertions, 27 deletions
diff --git a/shaders/smear.fs b/shaders/smear.fs deleted file mode 100644 index 0f7c316..0000000 --- a/shaders/smear.fs +++ /dev/null @@ -1,27 +0,0 @@ -#version 330 - -// Input vertex attributes (from vertex shader) -in vec2 fragTexCoord; -in vec4 fragColor; - -// Output fragment color -out vec4 finalColor; - -void main() -{ - float radius = 0.25; - vec2 distance_from_center = fragTexCoord - vec2(0.5); -// s <= 0 -> inside circle -// s > 0 -> outside circle - if (length(distance_from_center) <= 0.5) { - float s = length(distance_from_center) - radius; - if (s <= 0) { - finalColor = fragColor*1.25; - } else { - float t = 1 - (s / (0.5 - radius)); - finalColor = vec4(fragColor.xyz, t); - } - } else { - finalColor = vec4(0); - } -} |
