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author | LaG1924 <12997935+LaG1924@users.noreply.github.com> | 2021-12-25 07:50:14 +0100 |
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committer | GitHub <noreply@github.com> | 2021-12-25 07:50:14 +0100 |
commit | 7ebc8e1bd33b6658b50153a26945814a87fba5f4 (patch) | |
tree | 51d377a4560a7e12b3b404b0b043d9f64981caf3 /cwd/assets/altcraft/shaders/frag/blur.fs | |
parent | Merge pull request #77 from LaG1924/ftr/graphics-abstraction-layer (diff) | |
parent | Added smooth lighting settings parameter (diff) | |
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Diffstat (limited to 'cwd/assets/altcraft/shaders/frag/blur.fs')
-rw-r--r-- | cwd/assets/altcraft/shaders/frag/blur.fs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/cwd/assets/altcraft/shaders/frag/blur.fs b/cwd/assets/altcraft/shaders/frag/blur.fs new file mode 100644 index 0000000..89d4498 --- /dev/null +++ b/cwd/assets/altcraft/shaders/frag/blur.fs @@ -0,0 +1,22 @@ +#version 330 core + +out vec4 fragColor; + +in vec2 uv; + +uniform sampler2D blurInput; +uniform int blurScale; + +void main() { + vec2 texelSize = 1.0f / vec2(textureSize(blurInput, 0)); + vec4 result = vec4(0.0f); + for (int x = -blurScale; x < blurScale; x++) + { + for (int y = -blurScale; y < blurScale; y++) + { + vec2 offset = vec2(float(x), float(y)) * texelSize; + result += texture(blurInput, uv + offset); + } + } + fragColor = result / pow(blurScale * 2.0f, 2); +} |