added all scripts

br_down.sh

@@ -0,0 +1,74 @@
+#!/bin/bash
+
+# Path to the brightness shader file
+SHADER_DIR="$HOME/.config/hypr/shaders"
+SHADER_FILE="$SHADER_DIR/brightness.frag"
+
+# Ensure shader directory exists
+mkdir -p "$SHADER_DIR"
+
+# Check if shader file exists, if not create with default brightness
+if [ ! -f "$SHADER_FILE" ]; then
+    CURRENT=1.0
+else
+    # Get current brightness multiplier
+    CURRENT=$(grep -oP 'pixColor.rgb \*= \K[0-9.]+' "$SHADER_FILE" | tail -1)
+fi
+
+# Calculate new brightness (decrease by 10%)
+NEW=$(echo "$CURRENT * 0.90" | bc -l)
+
+# Cap at 0.1 to prevent complete darkness
+if (( $(echo "$NEW < 0.1" | bc -l) )); then
+    NEW=0.1
+fi
+
+# Format to 2 decimal places
+NEW=$(printf "%.2f" "$NEW")
+
+# Check if blue light filter is currently enabled
+BLUELIGHT_ENABLED=false
+if [ -f "$SHADER_FILE" ] && grep -q "pixColor.b \*= 0.6" "$SHADER_FILE"; then
+    BLUELIGHT_ENABLED=true
+fi
+
+# Recreate the shader file
+cat > "$SHADER_FILE" << EOF
+#version 300 es
+
+precision mediump float;
+
+in vec2 v_texcoord;
+out vec4 fragColor;
+uniform sampler2D tex;
+
+void main() {
+    vec4 pixColor = texture(tex, v_texcoord);
+    
+EOF
+
+if [ "$BLUELIGHT_ENABLED" = true ]; then
+    cat >> "$SHADER_FILE" << EOF
+    // Reduce blue light
+    pixColor.r *= 1.0;
+    pixColor.g *= 0.85;
+    pixColor.b *= 0.6;
+    
+EOF
+fi
+
+cat >> "$SHADER_FILE" << EOF
+    // Adjust brightness
+    pixColor.rgb *= $NEW;
+    
+    fragColor = pixColor;
+}
+EOF
+
+# Apply shader
+if [ -z "$HYPRLAND_INSTANCE_SIGNATURE" ]; then
+    export HYPRLAND_INSTANCE_SIGNATURE=$(ls -t /tmp/hypr/ 2>/dev/null | head -n1)
+fi
+/usr/bin/hyprctl keyword decoration:screen_shader "$SHADER_FILE"
+
+echo "Brightness decreased from $CURRENT to $NEW"