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Diffstat (limited to '')
-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..b49032f --- /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, 3); +} |