Adding support for Linux (#610)

* Adding initial support for Linux (#609)
* Removed deprecated LinkTimeOptimization
* Added missing includes
* Fixed toolset filter
* Sanitizing paths for POSIX/Windows interoperability (#611)
* Added CTRL as a valid key to orbit
* Added clang support and made it default on Linux
* Added Linux scripts for gen_proj/build/make_release
* Better project structure (#615)
* Updated msbuild workflow and added linux workflow
* Fixed broken linux linkoptions
* Updated README
* Fixing shader compilation on ARM64 (#616)

Author: adriengivry

.github/workflows/linux.yml

@@ -0,0 +1,38 @@
+name: Linux Clang
+
+on:
+  pull_request:
+    types: [ready_for_review, synchronize]
+  push:
+    branches:
+      - main
+
+env:
+  # Path to the solution file relative to the root of the project.
+  SOLUTION_FILE_PATH: ./
+
+  # Configuration type to build.
+  # You can convert this to a build matrix if you need coverage of multiple configuration types.
+  # https://docs.github.com/actions/learn-github-actions/managing-complex-workflows#using-a-build-matrix
+  BUILD_CONFIGURATION: release
+  BUILD_PLATFORM: x64
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v5
+
+    - name: Install Dependencies
+      run: sudo apt-get update && sudo apt-get install -y libgl1-mesa-dev libx11-dev libxcursor-dev libxrandr-dev libxinerama-dev libxi-dev
+
+    - name: Generate premake5 solution
+      working-directory: ${{env.SOLUTION_FILE_PATH}}
+      run: ./gen_proj_linux.sh
+
+    - name: Build
+      working-directory: ${{env.GITHUB_WORKSPACE}}
+      # Add additional options to the MSBuild command line here (like platform or verbosity level).
+      # See https://docs.microsoft.com/visualstudio/msbuild/msbuild-command-line-reference
+      run: make -j$(nproc) config=${{env.BUILD_CONFIGURATION}}_${{env.BUILD_PLATFORM}}

.github/workflows/msbuild.yml renamed to .github/workflows/windows.yml

@@ -1,15 +1,15 @@
-name: MSBuild
+name: Windows MSBuild
 
 on:
   pull_request:
-    types: ready_for_review
+    types: [ready_for_review, synchronize]
   push:
     branches:
       - main
 
 env:
   # Path to the solution file relative to the root of the project.
-  SOLUTION_FILE_PATH: Sources\Overload
+  SOLUTION_FILE_PATH: .\
 
   # Configuration type to build.
   # You can convert this to a build matrix if you need coverage of multiple configuration types.
@@ -21,11 +21,11 @@ jobs:
     runs-on: windows-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Generate premake5 solution
       working-directory: ${{env.SOLUTION_FILE_PATH}}
-      run: ..\..\Dependencies\premake5\bin\premake5.exe vs2022
+      run: .\gen_proj_win32.bat
 
     - name: Add MSBuild to PATH
       uses: microsoft/setup-msbuild@v2

.gitignore

@@ -8,4 +8,5 @@ imgui.ini
 *.vcxproj*
 *.sln
 *.vcxitems*
-/Releases/
+/Releases/
+Makefile

Dependencies/assimp/contrib/zlib/gzguts.h

@@ -35,6 +35,10 @@
 #  include <stddef.h>
 #endif
 
+#ifdef __unix__
+#  include <unistd.h>
+#endif
+
 #if defined(__TURBOC__) || defined(_MSC_VER) || defined(_WIN32)
 #  include <io.h>
 #endif

Dependencies/glfw/premake5.lua

@@ -17,9 +17,27 @@ project "glfw"
 		"include"
 	}
 
-	defines {
-		"_GLFW_WIN32"
-	}
+	filter { "system:windows" }
+		defines { "_GLFW_WIN32" }
+		removefiles {
+			"src/cocoa_*",
+			"src/posix_time.h",
+			"src/x11_*",
+			"src/glx_*",
+			"src/nsgl_*"
+		}
+	filter {}
+
+	filter { "system:linux" }
+		defines { "_GLFW_X11", "_GNU_SOURCE" }
+		removefiles {
+			"src/win32_*",
+			"src/cocoa_*",
+			"src/posix_time.h",
+			"src/wgl_*",
+				"src/nsgl_*"
+		}
+	filter {}
 
 	filter { "configurations:Debug" }
 		defines { "DEBUG" }

Dependencies/premake5/bin/premake5

@@ -320,7 +320,13 @@ namespace sol { namespace function_detail {
 		}
 
 		template <bool is_yielding, bool no_trampoline>
-		static int call(lua_State* L) noexcept(std::is_nothrow_copy_assignable_v<T>) {
+		static int call(lua_State* L)
+#if SOL_IS_ON(SOL_COMPILER_CLANG)
+		// apparent regression in clang 18 - llvm/llvm-project#91362
+#else
+			noexcept(std::is_nothrow_copy_assignable_v<T>)
+#endif
+		{
 			int nr;
 			if constexpr (no_trampoline) {
 				nr = real_call(L);
@@ -360,7 +366,13 @@ namespace sol { namespace function_detail {
 		}
 
 		template <bool is_yielding, bool no_trampoline>
-		static int call(lua_State* L) noexcept(std::is_nothrow_copy_assignable_v<T>) {
+		static int call(lua_State* L)
+#if SOL_IS_ON(SOL_COMPILER_CLANG)
+		// apparent regression in clang 18 - llvm/llvm-project#91362
+#else
+			noexcept(std::is_nothrow_copy_assignable_v<T>)
+#endif
+		{
 			int nr;
 			if constexpr (no_trampoline) {
 				nr = real_call(L);

Dependencies/sol/include/sol/function_types_stateless.hpp

@@ -2,6 +2,7 @@
 #define __TRACYFASTVECTOR_HPP__
 
 #include <assert.h>
+#include <cstring>
 #include <stddef.h>
 
 #include "../common/TracyAlloc.hpp"

Dependencies/tracy/client/TracyFastVector.hpp

@@ -0,0 +1,29 @@
+# Copyright (C) 2012-2016 Free Software Foundation, Inc.
+
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+
+#     (1) Redistributions of source code must retain the above copyright
+#     notice, this list of conditions and the following disclaimer. 
+
+#     (2) Redistributions in binary form must reproduce the above copyright
+#     notice, this list of conditions and the following disclaimer in
+#     the documentation and/or other materials provided with the
+#     distribution.  
+    
+#     (3) The name of the author may not be used to
+#     endorse or promote products derived from this software without
+#     specific prior written permission.
+
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
+# INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.

Dependencies/tracy/libbacktrace/LICENSE

@@ -0,0 +1,174 @@
+/* alloc.c -- Memory allocation without mmap.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
+   Written by Ian Lance Taylor, Google.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+    (1) Redistributions of source code must retain the above copyright
+    notice, this list of conditions and the following disclaimer.
+
+    (2) Redistributions in binary form must reproduce the above copyright
+    notice, this list of conditions and the following disclaimer in
+    the documentation and/or other materials provided with the
+    distribution.
+
+    (3) The name of the author may not be used to
+    endorse or promote products derived from this software without
+    specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
+INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.  */
+
+#include "config.h"
+
+#include <errno.h>
+#include <stdlib.h>
+#include <sys/types.h>
+
+#include "backtrace.hpp"
+#include "internal.hpp"
+
+#include "../common/TracyAlloc.hpp"
+
+namespace tracy
+{
+
+/* Allocation routines to use on systems that do not support anonymous
+   mmap.  This implementation just uses malloc, which means that the
+   backtrace functions may not be safely invoked from a signal
+   handler.  */
+
+/* Allocate memory like malloc.  If ERROR_CALLBACK is NULL, don't
+   report an error.  */
+
+void *
+backtrace_alloc (struct backtrace_state *state ATTRIBUTE_UNUSED,
+		 size_t size, backtrace_error_callback error_callback,
+		 void *data)
+{
+  void *ret;
+
+  ret = tracy_malloc (size);
+  if (ret == NULL)
+    {
+      if (error_callback)
+	error_callback (data, "malloc", errno);
+    }
+  return ret;
+}
+
+/* Free memory.  */
+
+void
+backtrace_free (struct backtrace_state *state ATTRIBUTE_UNUSED,
+		void *p, size_t size ATTRIBUTE_UNUSED,
+		backtrace_error_callback error_callback ATTRIBUTE_UNUSED,
+		void *data ATTRIBUTE_UNUSED)
+{
+  tracy_free (p);
+}
+
+/* Grow VEC by SIZE bytes.  */
+
+void *
+backtrace_vector_grow (struct backtrace_state *state ATTRIBUTE_UNUSED,
+		       size_t size, backtrace_error_callback error_callback,
+		       void *data, struct backtrace_vector *vec)
+{
+  void *ret;
+
+  if (size > vec->alc)
+    {
+      size_t alc;
+      void *base;
+
+      if (vec->size == 0)
+	alc = 32 * size;
+      else if (vec->size >= 4096)
+	alc = vec->size + 4096;
+      else
+	alc = 2 * vec->size;
+
+      if (alc < vec->size + size)
+	alc = vec->size + size;
+
+      base = tracy_realloc (vec->base, alc);
+      if (base == NULL)
+	{
+	  error_callback (data, "realloc", errno);
+	  return NULL;
+	}
+
+      vec->base = base;
+      vec->alc = alc - vec->size;
+    }
+
+  ret = (char *) vec->base + vec->size;
+  vec->size += size;
+  vec->alc -= size;
+  return ret;
+}
+
+/* Finish the current allocation on VEC.  */
+
+void *
+backtrace_vector_finish (struct backtrace_state *state,
+			 struct backtrace_vector *vec,
+			 backtrace_error_callback error_callback,
+			 void *data)
+{
+  void *ret;
+
+  /* With this allocator we call realloc in backtrace_vector_grow,
+     which means we can't easily reuse the memory here.  So just
+     release it.  */
+  if (!backtrace_vector_release (state, vec, error_callback, data))
+    return NULL;
+  ret = vec->base;
+  vec->base = NULL;
+  vec->size = 0;
+  vec->alc = 0;
+  return ret;
+}
+
+/* Release any extra space allocated for VEC.  */
+
+int
+backtrace_vector_release (struct backtrace_state *state ATTRIBUTE_UNUSED,
+			  struct backtrace_vector *vec,
+			  backtrace_error_callback error_callback,
+			  void *data)
+{
+  vec->alc = 0;
+
+  if (vec->size == 0)
+    {
+      /* As of C17, realloc with size 0 is marked as an obsolescent feature, use
+	 free instead.  */
+      tracy_free (vec->base);
+      vec->base = NULL;
+      return 1;
+    }
+
+  vec->base = tracy_realloc (vec->base, vec->size);
+  if (vec->base == NULL)
+    {
+      error_callback (data, "realloc", errno);
+      return 0;
+    }
+
+  return 1;
+}
+
+}