From e7c71b267557c30aa2bbe89e9a6389aa30ac4f62 Mon Sep 17 00:00:00 2001
From: tekki <tekki.mariani@googlemail.com>
Date: Thu, 23 Apr 2026 21:19:20 +0200
Subject: [PATCH] =?UTF-8?q?feat:=20blur,=20sharpen,=20sepia,=20noise=20sha?=
 =?UTF-8?q?der=20hinzugef=C3=BCgt?=
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---
 config/hypr/shaders/blur.glsl    | 23 +++++++++++++++++++++++
 config/hypr/shaders/noise.glsl   | 19 +++++++++++++++++++
 config/hypr/shaders/sepia.glsl   | 16 ++++++++++++++++
 config/hypr/shaders/sharpen.glsl | 18 ++++++++++++++++++
 4 files changed, 76 insertions(+)
 create mode 100644 config/hypr/shaders/blur.glsl
 create mode 100644 config/hypr/shaders/noise.glsl
 create mode 100644 config/hypr/shaders/sepia.glsl
 create mode 100644 config/hypr/shaders/sharpen.glsl

diff --git a/config/hypr/shaders/blur.glsl b/config/hypr/shaders/blur.glsl
new file mode 100644
index 0000000..2c42ac8
--- /dev/null
+++ b/config/hypr/shaders/blur.glsl
@@ -0,0 +1,23 @@
+#version 300 es
+precision highp float;
+
+in vec2 v_texcoord;
+uniform sampler2D tex;
+out vec4 fragColor;
+
+void main() {
+    float o = 0.003;
+
+    vec4 c = vec4(0.0);
+    c += texture(tex, v_texcoord + vec2(-o, -o)) * 0.0625;
+    c += texture(tex, v_texcoord + vec2( 0, -o)) * 0.125;
+    c += texture(tex, v_texcoord + vec2( o, -o)) * 0.0625;
+    c += texture(tex, v_texcoord + vec2(-o,  0)) * 0.125;
+    c += texture(tex, v_texcoord              ) * 0.25;
+    c += texture(tex, v_texcoord + vec2( o,  0)) * 0.125;
+    c += texture(tex, v_texcoord + vec2(-o,  o)) * 0.0625;
+    c += texture(tex, v_texcoord + vec2( 0,  o)) * 0.125;
+    c += texture(tex, v_texcoord + vec2( o,  o)) * 0.0625;
+
+    fragColor = c;
+}
diff --git a/config/hypr/shaders/noise.glsl b/config/hypr/shaders/noise.glsl
new file mode 100644
index 0000000..536d986
--- /dev/null
+++ b/config/hypr/shaders/noise.glsl
@@ -0,0 +1,19 @@
+#version 300 es
+precision highp float;
+
+in vec2 v_texcoord;
+uniform sampler2D tex;
+out vec4 fragColor;
+
+float rand(vec2 co) {
+    return fract(sin(dot(co, vec2(12.9898, 78.233))) * 43758.5453);
+}
+
+void main() {
+    vec4 c = texture(tex, v_texcoord);
+
+    float grain = rand(v_texcoord) * 0.08 - 0.04;
+    c.rgb += grain;
+
+    fragColor = clamp(c, 0.0, 1.0);
+}
diff --git a/config/hypr/shaders/sepia.glsl b/config/hypr/shaders/sepia.glsl
new file mode 100644
index 0000000..9d44f19
--- /dev/null
+++ b/config/hypr/shaders/sepia.glsl
@@ -0,0 +1,16 @@
+#version 300 es
+precision highp float;
+
+in vec2 v_texcoord;
+uniform sampler2D tex;
+out vec4 fragColor;
+
+void main() {
+    vec4 c = texture(tex, v_texcoord);
+
+    float r = dot(c.rgb, vec3(0.393, 0.769, 0.189));
+    float g = dot(c.rgb, vec3(0.349, 0.686, 0.168));
+    float b = dot(c.rgb, vec3(0.272, 0.534, 0.131));
+
+    fragColor = vec4(clamp(r, 0.0, 1.0), clamp(g, 0.0, 1.0), clamp(b, 0.0, 1.0), c.a);
+}
diff --git a/config/hypr/shaders/sharpen.glsl b/config/hypr/shaders/sharpen.glsl
new file mode 100644
index 0000000..4b5dee1
--- /dev/null
+++ b/config/hypr/shaders/sharpen.glsl
@@ -0,0 +1,18 @@
+#version 300 es
+precision highp float;
+
+in vec2 v_texcoord;
+uniform sampler2D tex;
+out vec4 fragColor;
+
+void main() {
+    float o = 0.002;
+
+    vec4 c = texture(tex, v_texcoord) * 5.0;
+    c -= texture(tex, v_texcoord + vec2( 0, -o));
+    c -= texture(tex, v_texcoord + vec2(-o,  0));
+    c -= texture(tex, v_texcoord + vec2( o,  0));
+    c -= texture(tex, v_texcoord + vec2( 0,  o));
+
+    fragColor = clamp(c, 0.0, 1.0);
+}