Move project to CMake (#781)

* Move to cmake

* Move sources to source_groups and ditch more old VS files

* Add BuildVer.h generation

* Break out cmake source lists to platforms

* Don't copy swf files

* Revert audio changes from merge

* Add platform defines

* Match MSBuild flags

* Move BuildVer.h to common include and fix rebuild issue

* Seperate projects properly

* Exclude more files and make sure GameHDD exists

* Missing line

* Remove remaining VS project files

* Update readme and actions

* Use incremental LTCG

* Update workflows

* Update build workflows and output folder

* Disable vcpkg checks

* Force MSVC

* Use precompiled headers

* Only use PCH for cpp

* Exclude compat_shims from PCH

* Handle per-platform source includes

* Copy only current platform media

* Define Iggy libs per platform

* Fix EnsureGameHDD check

* Only set WIN32_EXECUTABLE on Windows

* Correct Iggy libs path

* Remove include of terrain_MipmapLevel

* Correct path to xsb/xwb

* Implement copilot suggestions

* Add clang flags (untested)

* Fix robocopy error checking

* Update documentation

* Drop CMakePresets.json version as we dont use v6 features

* Always cleanup artifacts in nightly even if some builds fail

* Re-work compiler target options

* Move newer iggy dll into redist and cleanup

* Fix typos

* Remove 'Source Files' from all source groups

* Remove old ps1 build scripts

cmake/GenerateBuildVer.cmake

@@ -0,0 +1,91 @@
+# Generates BuildVer.h with git version info.
+#
+# Required:
+#   OUTPUT_FILE - path to write BuildVer.h
+
+if(NOT OUTPUT_FILE)
+  message(FATAL_ERROR "OUTPUT_FILE must be set.")
+endif()
+
+set(BUILD_NUMBER 560) # Note: Build/network has to stay static for now, as without it builds wont be able to play together. We can change it later when we have a better versioning scheme in place.
+set(SUFFIX "")
+
+# Get short SHA
+execute_process(
+  COMMAND git rev-parse --short HEAD
+  OUTPUT_VARIABLE GIT_SHA
+  OUTPUT_STRIP_TRAILING_WHITESPACE
+  RESULT_VARIABLE rc
+)
+if(NOT rc EQUAL 0)
+  set(GIT_SHA "unknown")
+endif()
+
+# Get branch name
+execute_process(
+  COMMAND git symbolic-ref --short HEAD
+  OUTPUT_VARIABLE GIT_BRANCH
+  OUTPUT_STRIP_TRAILING_WHITESPACE
+  RESULT_VARIABLE rc
+)
+if(NOT rc EQUAL 0)
+  set(GIT_BRANCH "unknown")
+endif()
+
+# Get GitHub repository from environment variable (if available) or git remote
+if(DEFINED ENV{GITHUB_REPOSITORY})
+  set(GIT_REF "$ENV{GITHUB_REPOSITORY}/${GIT_BRANCH}")
+else()
+  execute_process(
+    COMMAND git remote get-url origin
+    OUTPUT_VARIABLE GIT_REMOTE_URL
+    OUTPUT_STRIP_TRAILING_WHITESPACE
+    RESULT_VARIABLE rc
+  )
+  # Handle github urls only
+  if(rc EQUAL 0 AND GIT_REMOTE_URL MATCHES "github\\.com[:/]([^/:]+/[^/.]+)(\\.git)?")
+    set(GIT_REF "${CMAKE_MATCH_1}/${GIT_BRANCH}")
+  else()
+    set(GIT_REF "UNKNOWN/${GIT_BRANCH}")
+  endif()
+endif()
+
+# If we have uncommitted changes, add a suffix to the version string
+execute_process(
+  COMMAND git status --porcelain
+  OUTPUT_VARIABLE GIT_STATUS
+  OUTPUT_STRIP_TRAILING_WHITESPACE
+)
+if(GIT_STATUS)
+  set(SUFFIX "-dev")
+endif()
+
+# Write to a temp file first, only overwrite if content changed.
+# This prevents unnecessary rebuilds when the version info hasn't changed.
+set(_content
+  "#pragma once\n"
+  "\n"
+  "#define VER_PRODUCTBUILD ${BUILD_NUMBER}\n"
+  "#define VER_PRODUCTVERSION_STR_W L\"${GIT_SHA}${SUFFIX}\"\n"
+  "#define VER_FILEVERSION_STR_W VER_PRODUCTVERSION_STR_W\n"
+  "#define VER_BRANCHVERSION_STR_W L\"${GIT_REF}\"\n"
+  "#define VER_NETWORK VER_PRODUCTBUILD\n"
+)
+
+set(_tmp "${OUTPUT_FILE}.tmp")
+file(WRITE "${_tmp}" ${_content})
+
+if(EXISTS "${OUTPUT_FILE}")
+  execute_process(
+    COMMAND ${CMAKE_COMMAND} -E compare_files "${OUTPUT_FILE}" "${_tmp}"
+    RESULT_VARIABLE _changed
+  )
+else()
+  set(_changed 1)
+endif()
+
+if(_changed)
+  file(RENAME "${_tmp}" "${OUTPUT_FILE}")
+else()
+  file(REMOVE "${_tmp}")
+endif()