Minimal changes to get Linux build

Author: josejl1987

build_scripts/generate_project_files.py

@@ -19,7 +19,6 @@
 
 import os
 import shutil
-import stat
 import subprocess
 import sys
 from pathlib import Path
@@ -46,12 +45,30 @@
     },
 }
 
+
 def generate_project_files():
-    # determine if we're using Windows or another platform
-    is_windows = sys.argv[1].startswith("vs")  # Assuming 'vs' prefix for Visual Studio
+    if len(sys.argv) < 3:
+        if os.name == "nt":
+            sys.argv.extend(["vs2022", "windows"])
+        else:
+            sys.argv.extend(["gmake2", "vulkan"])
+
+    action = sys.argv[1].strip('"')
+    is_windows = action.startswith("vs")
+
+    if is_windows:
+        premake_exe = Path.cwd() / "build_scripts" / "premake5.exe"
+    else:
+        premake_exe = shutil.which("premake5")
+        if not premake_exe:
+            premake_exe = Path.cwd() / "build_scripts" / "premake5"
+        if not premake_exe or (
+            isinstance(premake_exe, Path) and not premake_exe.exists()
+        ):
+            raise FileNotFoundError(
+                "premake5 executable not found in PATH or build_scripts/."
+            )
 
-    # construct the command, stripping any surrounding quotes from arguments
-    premake_exe = Path.cwd() / "build_scripts" / ("premake5.exe" if is_windows else "premake5")
     premake_lua = Path("build_scripts") / "premake.lua"
 
     # remove quotes if they exist around sys.argv[1] and sys.argv[2]
@@ -62,7 +79,7 @@ def generate_project_files():
     cmd = f'"{str(premake_exe)}" --file="{str(premake_lua)}" "{action}" "{platform}"'
 
     print("Running command:", cmd)
-    
+
     try:
         result = subprocess.run(cmd, shell=True, capture_output=True, text=True)
         print(result.stdout)
@@ -77,9 +94,10 @@ def generate_project_files():
         input("\nPress Enter to exit...")
         sys.exit(1)
 
+
 def main():
     is_ci = "ci" in sys.argv
-    
+
     print("\n1. Create binaries folder with the required data files...\n")
     file_utilities.copy("data", paths["binaries"]["data"])
     file_utilities.copy(Path("build_scripts") / "7z.exe", "binaries")
@@ -93,8 +111,11 @@ def main():
     file_utilities.extract_archive(str(library_destination), str(Path("third_party") / "libraries"))
 
     print("3. Copying required DLLs to the binary directory...")
-    for lib in paths["third_party_libs"].values():
-        file_utilities.copy(lib, Path("binaries"))
+    if os.name == "nt":
+        for lib in paths["third_party_libs"].values():
+            file_utilities.copy(lib, Path("binaries"))
+    else:
+        print("Skipping DLL copy on non-Windows platform.")
 
     print("\n4. Generate project files...\n")
     generate_project_files()
@@ -104,5 +125,6 @@ def main():
 
     sys.exit(0)
 
+
 if __name__ == "__main__":
     main()

build_scripts/install_dependencies_native.sh

@@ -0,0 +1,201 @@
+#!/bin/bash
+set -e
+
+# --- Configuration ---
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PROJECT_ROOT="$(dirname "$SCRIPT_DIR")"
+INSTALL_DIR="$PROJECT_ROOT/third_party/install"
+BUILD_ROOT="$PROJECT_ROOT/third_party"
+mkdir -p "$INSTALL_DIR"/{lib,include}
+
+# --- Colors ---
+GREEN='\033[0;32m'; YELLOW='\033[1;33m'; BLUE='\033[0;34m'; RED='\033[0;31m'; NC='\033[0m'
+
+echo -e "${BLUE}=== Installing Native Build Dependencies ===${NC}"
+echo -e "${YELLOW}Install location: $INSTALL_DIR${NC}\n"
+
+# --- System Prep ---
+# FreeImage Stub
+mkdir -p "$BUILD_ROOT/free_image/FreeImage"
+ln -sf /usr/include/FreeImage.h "$BUILD_ROOT/free_image/FreeImage/FreeImage.h"
+echo "// Empty stub" > "$BUILD_ROOT/free_image/FreeImage/Utilities.h"
+
+# Distro Detection & System Package Install
+if [ -f /etc/os-release ]; then . /etc/os-release; else echo -e "${RED}No /etc/os-release${NC}"; exit 1; fi
+echo -e "${BLUE}Installing system packages for $ID...${NC}"
+
+if [[ "$ID" =~ ^(fedora|nobara|rhel|centos)$ ]]; then
+    sudo dnf install -y --skip-unavailable gcc-c++ cmake ninja-build python3 wget git \
+        vulkan-loader-devel freetype-devel pugixml-devel freeimage-devel opencv-devel \
+        mesa-libGL-devel mesa-libGLU-devel libX11-devel libXcursor-devel libXext-devel \
+        libXi-devel libXinerama-devel libXrandr-devel libXss-devel libXtst-devel \
+        libXxf86vm-devel wayland-devel wayland-protocols-devel libxkbcommon-devel \
+        pulseaudio-libs-devel openssl-devel zlib-devel lua-devel
+elif [[ "$ID" == "arch" ]]; then
+    sudo pacman -S --noconfirm gcc cmake ninja python wget git vulkan-headers freetype2 \
+        pugixml freeimage mesa libx11 libxcursor libxext libxi libxinerama libxrandr \
+        libxss libxtst libxxf86vm wayland libxkbcommon pulseaudio openssl opencv zstd lua
+elif [[ "$ID" =~ ^(ubuntu|debian)$ ]]; then
+    sudo apt install -y g++ cmake ninja-build python3 wget git libvulkan-dev libfreetype-dev \
+        libpugixml-dev libfreeimage-dev libgl1-mesa-dev libglu1-mesa-dev libx11-dev \
+        libxcursor-dev libxext-dev libxi-dev libxinerama-dev libxrandr-dev libxss-dev \
+        libxtst-dev libxxf86vm-dev libwayland-dev libwayland-protocols-dev libxkbcommon-dev \
+        libpulse-dev libssl-dev zlib1g-dev libopencv-dev liblua5.4-dev
+fi
+
+# --- Helper Functions ---
+
+# $1=Name, $2=CheckFile, $3=FunctionToRun
+task() {
+    if [ -e "$INSTALL_DIR/$2" ]; then
+        echo -e "${GREEN}✓ $1 already installed${NC}"
+    else
+        echo -e "${BLUE}Building $1...${NC}"
+        cd "$BUILD_ROOT"
+        $3
+        echo -e "${GREEN}  ✓ Done${NC}"
+    fi
+}
+
+# $1=DirName, $2=RepoURL, $3=Branch/Commit(Optional)
+git_setup() {
+    if [ ! -d "$BUILD_ROOT/${1}_build/$1" ]; then
+        mkdir -p "$BUILD_ROOT/${1}_build" && cd "$BUILD_ROOT/${1}_build"
+        git clone --depth 1 $2 $1
+        [ -n "$3" ] && cd $1 && git checkout "$3" || true
+    fi
+    cd "$BUILD_ROOT/${1}_build/$1"
+}
+
+# $1=DirName, $2=CMakeFlags, $3=NinjaTarget(Optional)
+cmake_make() {
+    mkdir -p build && cd build
+    cmake .. -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX="$INSTALL_DIR" -GNinja $2
+    ninja -j$(nproc) $3
+}
+
+# --- Build Logic ---
+
+build_draco() {
+    git_setup "draco" "https://github.com/google/draco.git"
+    cmake_make "draco" "-DBUILD_SHARED_LIBS=OFF"
+    cp libdraco.a "$INSTALL_DIR/lib/"
+}
+
+build_sdl3() {
+    git_setup "sdl3" "https://github.com/libsdl-org/SDL.git" "main"
+    cmake_make "sdl3" "-DSDL_TESTS=OFF -DSDL_X11_XSCRNSAVER=OFF -DBUILD_SHARED_LIBS=OFF"
+    ninja install
+    # Fix lib64 location if exists
+    [ -d "$INSTALL_DIR/lib64" ] && mv "$INSTALL_DIR/lib64/"* "$INSTALL_DIR/lib/" && rmdir "$INSTALL_DIR/lib64"
+}
+
+build_spirv() {
+    git_setup "spirv_cross" "https://github.com/KhronosGroup/SPIRV-Cross.git" "vulkan-sdk-1.4.335.0"
+    cmake_make "SPIRV-Cross" "-DSPIRV_CROSS_SHARED=OFF -DSPIRV_CROSS_STATIC=ON"
+    cp libspirv-cross-*.a "$INSTALL_DIR/lib/"
+    mkdir -p "$INSTALL_DIR/include/spirv_cross"
+    cp ../include/spirv_cross/*.hpp ../*.hpp ../*.h "$INSTALL_DIR/include/spirv_cross/" 2>/dev/null || true
+}
+
+build_meshopt() {
+    git_setup "meshoptimizer" "https://github.com/zeux/meshoptimizer.git"
+    cmake_make "meshoptimizer" ""
+    cp libmeshoptimizer.a "$INSTALL_DIR/lib/"
+    mkdir -p "$INSTALL_DIR/include/meshoptimizer"
+    cp ../src/meshoptimizer.h "$INSTALL_DIR/include/meshoptimizer/"
+}
+
+build_assimp() {
+    # Commit closest to 2025-09-11 (v5.4.3 release)
+    git_setup "assimp" "https://github.com/assimp/assimp.git" "v5.4.3"
+    
+    cmake_make "assimp" "-DASSIMP_BUILD_TESTS=OFF -DASSIMP_BUILD_SAMPLES=OFF -DBUILD_SHARED_LIBS=OFF -DASSIMP_BUILD_ASSIMP_TOOLS=OFF -DASSIMP_WARNINGS_AS_ERRORS=OFF"
+    cp lib/libassimp.a "$INSTALL_DIR/lib/"
+}
+
+build_physx() {
+    git_setup "physx" "https://github.com/NVIDIA-Omniverse/PhysX.git" "107.0-physx-5.6.0"
+    cd physx
+    bash generate_projects.sh linux-gcc-cpu-only
+    cd compiler/linux-gcc-cpu-only-checked
+    cmake --build . --config checked -j$(nproc) --target PhysXExtensions PhysXCommon PhysXPvdSDK PhysXCharacterKinematic PhysXCooking PhysXVehicle2 PhysX || true
+    mkdir -p "$INSTALL_DIR/include/physx"
+    cp -r ../../include/* "$INSTALL_DIR/include/physx/"
+    find ../../bin -name "*.a" -exec cp {} "$INSTALL_DIR/lib/" \;
+}
+
+build_compressonator() {
+    git_setup "compressonator" "https://github.com/GPUOpen-Tools/compressonator.git" "V4.2.5185"
+    sed -i '1s/^/#include <cstdint>\n/' applications/_plugins/common/cmp_fileio.h applications/_plugins/common/utilfuncs.h
+    cmake_make "compressonator" "-DOPTION_ENABLE_ALL_APPS=OFF -DOPTION_BUILD_CMP_SDK=ON -DLIB_BUILD_COMPRESSONATOR_SDK=ON -DLIB_BUILD_FRAMEWORK_SDK=ON -DLIB_BUILD_CORE=ON -DLIB_BUILD_COMMON=ON -DLIB_BUILD_IMAGEIO=OFF -DLIB_BUILD_GPUDECODE=ON -DOPTION_CMP_OPENCL=ON -DOPTION_CMP_OPENGL=OFF -DOPTION_CMP_QT=OFF -DOPTION_CMP_OPENCV=ON -DOPTION_BUILD_EXR=OFF -DOPTION_BUILD_APPS_CMP_CLI=OFF -DOPTION_BUILD_APPS_CMP_GUI=OFF" "CMP_Compressonator CMP_Core CMP_Framework CMP_Common"
+    mkdir -p "$INSTALL_DIR/include/compressonator"
+    cp ../cmp_compressonatorlib/compressonator.h "$INSTALL_DIR/include/compressonator/"
+    find . -name "*.a" -exec cp {} "$INSTALL_DIR/lib/" \;
+    cd "$INSTALL_DIR/lib" && ln -sf libCMP_Common.a libCommon.a
+}
+
+build_renderdoc() {
+    git_setup "renderdoc" "https://github.com/baldurk/renderdoc.git" "v1.42"
+    cmake_make "renderdoc" "-DENABLE_QRENDERDOC=OFF -DENABLE_PYRENDERDOC=OFF" "renderdoc"
+    cp lib/librenderdoc.so "$INSTALL_DIR/lib/"
+    mkdir -p "$INSTALL_DIR/include/renderdoc/app"
+    cp ../renderdoc/api/app/renderdoc_app.h "$INSTALL_DIR/include/renderdoc/app/"
+}
+
+build_dxc() {
+    mkdir -p "$BUILD_ROOT/dxc_build/dxc_temp" && cd "$BUILD_ROOT/dxc_build"
+    if [ ! -f "linux_dxc.tar.gz" ]; then
+        wget -O linux_dxc.tar.gz -q https://github.com/microsoft/DirectXShaderCompiler/releases/download/v1.8.2505.1/linux_dxc_2025_07_14.x86_64.tar.gz
+    fi
+    tar xzf linux_dxc.tar.gz -C dxc_temp --strip-components=1
+    cp -r dxc_temp/include/* "$INSTALL_DIR/include/"
+    cp -r dxc_temp/lib/* "$INSTALL_DIR/lib/"
+}
+
+build_nrd() {
+    git_setup "nrd" "https://github.com/NVIDIA-RTX/NRD.git"
+    cd "$BUILD_ROOT/nrd_build/nrd" || cd "$BUILD_ROOT/nrd_build/NRD"
+    git checkout $(git rev-list -n 1 --before="2026-01-25" master) 2>/dev/null || true
+    cmake_make "nrd" "-DNRD_STATIC_LIBRARY=ON"
+    mkdir -p "$INSTALL_DIR/include/nrd"
+    cp -r ../Include/. ../Integration/. "$INSTALL_DIR/include/nrd/"
+    cp ../_Bin/libNRD.a "$INSTALL_DIR/lib/" 2>/dev/null || cp libNRD.a "$INSTALL_DIR/lib/"
+    cp _deps/shadermake-build/libShaderMakeBlob.a "$INSTALL_DIR/lib/" 2>/dev/null || true
+}
+
+# --- Execution ---
+task "Draco"         "lib/libdraco.a"           build_draco
+task "SDL3"          "lib/libSDL3.a"             build_sdl3
+task "SPIRV-Cross"   "lib/libspirv-cross-core.a" build_spirv
+task "MeshOptimizer" "lib/libmeshoptimizer.a"    build_meshopt
+task "Assimp"        "lib/libassimp.a"           build_assimp
+task "PhysX"         "lib/libPhysX_static_64.a"  build_physx
+task "Compressonator" "lib/libCMP_Common.a"      build_compressonator
+task "RenderDoc"     "lib/librenderdoc.so"       build_renderdoc
+task "DXC"           "lib/libdxcompiler.so"      build_dxc
+task "NRD"           "lib/libNRD.a"              build_nrd
+
+# --- Validation ---
+echo -e "\n${BLUE}Validating...${NC}"
+MISSING=0
+check() { [ -f "$1" ] && echo -e "${GREEN}✓ Found $(basename $1)${NC}" || { echo -e "${RED}✗ Missing $(basename $1)${NC}"; MISSING=1; }; }
+
+check "$INSTALL_DIR/lib/libdraco.a"
+check "$INSTALL_DIR/lib/libSDL3.a"
+check "$INSTALL_DIR/lib/libspirv-cross-core.a"
+check "$INSTALL_DIR/lib/libmeshoptimizer.a"
+check "$INSTALL_DIR/lib/libassimp.a"
+check "$INSTALL_DIR/lib/libPhysX_static_64.a"
+check "$INSTALL_DIR/lib/libCMP_Common.a"
+check "$INSTALL_DIR/lib/librenderdoc.so"
+check "$INSTALL_DIR/lib/libdxcompiler.so"
+check "$INSTALL_DIR/lib/libNRD.a"
+
+echo ""
+if [ $MISSING -eq 0 ]; then
+    echo -e "${GREEN}Success! Environment ready.${NC}"
+    echo "Export vars: CMAKE_PREFIX_PATH=$INSTALL_DIR, LIBRARY_PATH=$INSTALL_DIR/lib, CPATH=$INSTALL_DIR/include"
+else
+    echo -e "${RED}Some libraries failed to build.${NC}"
+fi