Initial commit: VKZip GPU Compressor

shaders/compile_shaders.sh

@@ -0,0 +1,41 @@
+#!/bin/bash
+# Compile GLSL compute shaders to SPIR-V
+# Requires glslc (from Vulkan SDK) or glslangValidator
+
+SHADER_DIR="$(dirname "$0")"
+OUTPUT_DIR="${1:-$SHADER_DIR}"
+
+# Find compiler
+if command -v glslc &> /dev/null; then
+    COMPILER="glslc"
+    compile() { $COMPILER -o "$2" "$1"; }
+elif command -v glslangValidator &> /dev/null; then
+    COMPILER="glslangValidator"
+    compile() { $COMPILER -V -o "$2" "$1"; }
+else
+    echo "ERROR: No GLSL compiler found!"
+    echo "Install Vulkan SDK: https://vulkan.lunarg.com/sdk/home"
+    echo "  Ubuntu/Debian: sudo apt install vulkan-tools glslang-tools"
+    echo "  Arch:          sudo pacman -S vulkan-tools glslang"
+    echo "  Fedora:        sudo dnf install vulkan-tools glslang"
+    exit 1
+fi
+
+echo "Using compiler: $COMPILER"
+echo "Output directory: $OUTPUT_DIR"
+mkdir -p "$OUTPUT_DIR"
+
+for shader in "$SHADER_DIR"/*.comp; do
+    if [ -f "$shader" ]; then
+        name=$(basename "$shader")
+        output="$OUTPUT_DIR/${name}.spv"
+        echo "  Compiling $name -> ${name}.spv"
+        compile "$shader" "$output"
+        if [ $? -ne 0 ]; then
+            echo "  FAILED: $name"
+            exit 1
+        fi
+    fi
+done
+
+echo "All shaders compiled successfully!"