Linux: Some work to make it compile on Linux.

premake5.lua

@@ -58,6 +58,36 @@ if (os.istarget("macosx")) then
 
    platforms { "x64" }
 
+elseif (os.istarget("linux")) then
+
+	flags { "StaticRuntime" }
+	vectorextensions "SSE2"
+
+	defines
+	{ 
+		"_MM_ALIGN16=__attribute__((aligned(16)))",
+		"__forceinline=inline",
+        		"forceinline=inline",
+		"_aligned_malloc(x,a)=malloc(x)",
+		"_aligned_free(x)=free(x)",
+		"stricmp=strcasecmp",
+		"SSE_VERSION=3",
+                "__cdecl="
+        }
+
+    links 
+	{
+	}
+
+   defines { "WINDOWS=0" }
+
+   buildoptions { "-std=c++17", "-I/home/kjetil/SDKs/VST_SDK/VST2_SDK" }
+   links { }
+   buildoptions {  }
+   linkoptions {  }
+
+   platforms { "x64" }
+
 elseif (os.istarget("windows")) then
 
    toolset "v141"
@@ -167,6 +197,47 @@ function plugincommon()
 			"QuartzCore.framework",
 		}
 
+	elseif (os.istarget("linux")) then
+
+		-- pchheader "src/common/precompiled.h" --
+		-- pchsource "src/common/precompiled.cpp" --
+
+		buildoptions {
+			"-Wno-unused-variable",
+                        "`pkg-config gtkmm-3.0 --cflags`",
+                        "-std=c++14"
+		}
+
+		files
+		{
+			"src/linux/*.mm",
+			"src/linux/**.cpp",
+			"src/linux/**.h",
+--			"libs/vst/*.mm", --
+			VSTGUI .. "vstgui_linux.cpp",
+--			VSTGUI .. "vstgui_uidescription_linux.cpp", --
+		}
+
+		excludes {
+			VSTGUI .. "winfileselector.cpp",
+			VSTGUI .. "vstgui_ios.mm",
+			VSTGUI .. "vstgui_uidescription_ios.mm",
+		}
+
+		includedirs 
+		{
+
+		}
+
+	   links { 
+			"pthread",
+                        "stdc++fs"
+
+		}
+
+           linkoptions {
+                        "`pkg-config gtkmm-3.0 --libs`",
+           }
 	elseif (os.istarget("windows")) then
 
 		pchheader "precompiled.h"
@@ -400,4 +471,4 @@ if (os.istarget("macosx")) then
 
 	postbuildcommands { "./package-au.sh" }
 
-end
+end

src/common/AbstractSynthesizer.cpp

@@ -5,7 +5,7 @@
 
 #define SSE_STATE_FLAG 0x8040
 
-#if !MAC
+#if !MAC && !__linux__
 #include <CpuArchitecture.h>
 
 int SSE_VERSION;
@@ -15,7 +15,7 @@ int SSE_VERSION;
 
 void initDllGlobals()
 {
-#if !MAC // intel macs always support SSE2
+#if !MAC && !__linux__ // intel macs always support SSE2
    unsigned int arch = determine_support();
    // detect
    if (arch & ca_SSE3)
@@ -39,4 +39,4 @@ void initDllGlobals()
                  "Surge: System requirements not met", MB_OK | MB_ICONERROR);
    }
 #endif
-}
+}

src/common/MemoryFile.h

@@ -1,5 +1,5 @@
 #pragma once
-#include <vt_dsp/endian.h>
+#include <vt_dsp/vt_dsp_endian.h>
 
 struct riffheader
 {
@@ -306,7 +306,7 @@ class MemoryFile
 
    void invalid()
    {
-#if !MAC
+#if !MAC && !__linux__
       char txt[1024];
       sprintf(txt, "Invalid RIFF-structure.\n\nOffset: 0x%X", loc);
       MessageBox(::GetActiveWindow(), txt, "File I/O Error", MB_OK | MB_ICONERROR);

src/common/Sample.h

@@ -7,7 +7,7 @@
 //-------------------------------------------------------------------------------------------------------
 #pragma once
 
-#ifdef MAC
+#if MAC || __linux__
 #else
 #include <windows.h>
 #include <mmreg.h>
@@ -89,4 +89,4 @@ class Sample
    unsigned int refcount;
 };
 
-#endif
+#endif

src/common/SurgePatch.cpp

@@ -7,7 +7,7 @@
 #include "effect/Effect.h"
 #include <list>
 #include "MemoryFile.h"
-#include <vt_dsp/endian.h>
+#include <vt_dsp/vt_dsp_endian.h>
 
 const int hmargin = 6;
 // const int gui_topbar = 44;

src/common/SurgeStorage.cpp

@@ -4,12 +4,13 @@
 #include "SurgeStorage.h"
 #include "DspUtilities.h"
 #include <set>
-#include <vt_dsp/endian.h>
+#include <vt_dsp/vt_dsp_endian.h>
 #if MAC
 //#include <MoreFilesX.h>
 //#include <MacErrorHandling.h>
 #include <CoreFoundation/CFBundle.h>
 #include <CoreServices/CoreServices.h>
+#elif __linux__
 #else
 #include <windows.h>
 #include <Shellapi.h>
@@ -128,6 +129,10 @@ SurgeStorage::SurgeStorage()
 
    userDataPath = "~/Documents/Surge";
 
+#elif __linux__
+
+   printf("Implement me, probably\n");
+
 #else
 
    PWSTR localAppData;
@@ -151,7 +156,7 @@ SurgeStorage::SurgeStorage()
 
    if (!snapshotloader.LoadFile(snapshotmenupath.c_str())) // load snapshots (& config-stuff)
    {
-#if !MAC
+#if !MAC && !__linux__
       MessageBox(::GetActiveWindow(), "Surge is not properly installed. Please reinstall.",
                  "Configuration not found", MB_OK | MB_ICONERROR);
 #endif

src/common/SurgeStorage.h

@@ -17,7 +17,12 @@ using namespace std;
 #endif
 #include <tinyxml.h>
 
+#if __linux
+#include <experimental/filesystem>
+#else
 #include <filesystem>
+#endif
+
 #include <fstream>
 #include <iterator>
 
@@ -521,4 +526,4 @@ float db_to_linear(float);
 float lookup_waveshape(int, float);
 float lookup_waveshape_warp(int, float);
 float envelope_rate_lpf(float);
-float envelope_rate_linear(float);
+float envelope_rate_linear(float);

src/common/SurgeSynthesizer.cpp

@@ -4,7 +4,7 @@
 #include "SurgeSynthesizer.h"
 #include "DspUtilities.h"
 #include <time.h>
-#if MAC
+#if MAC || __linux__
 #include <pthread.h>
 #else
 #include <windows.h>
@@ -2028,7 +2028,7 @@ float SurgeSynthesizer::valueToNormalized(long index, float value)
    return 0.f;
 }
 
-#if MAC
+#if MAC || __linux__
 void* loadPatchInBackgroundThread(void* sy)
 {
 #else
@@ -2219,7 +2219,7 @@ void SurgeSynthesizer::process()
          // spawn patch-loading thread
          halt_engine = true;
 
-#if MAC
+#if MAC || __linux__
          pthread_t thread;
          pthread_attr_t attributes;
          int ret;

src/common/SurgeSynthesizerIO.cpp

@@ -4,8 +4,12 @@
 #include "SurgeSynthesizer.h"
 #include "DspUtilities.h"
 #include <time.h>
-#include <vt_dsp/endian.h>
+#include <vt_dsp/vt_dsp_endian.h>
+#ifdef __linux__
+#include <experimental/filesystem>
+#else
 #include <filesystem>
+#endif
 #include <fstream>
 #include <iterator>
 
@@ -153,7 +157,7 @@ void SurgeSynthesizer::load_raw(const void* data, int size, bool preset)
    refresh_editor = true;
 }
 
-#if MAC
+#if MAC || __linux__
 #include <sys/types.h>
 #include <sys/stat.h>
 #endif
@@ -164,7 +168,7 @@ string SurgeSynthesizer::getUserPatchDirectory()
 }
 string SurgeSynthesizer::getLegacyUserPatchDirectory()
 {
-#if MAC
+#if MAC || __linux__
    return storage.datapath + "patches_user/";
 #else
    return storage.datapath + "patches_user\\";
@@ -181,6 +185,8 @@ bool askIfShouldOverwrite()
                                   CFSTR("Yes"), CFSTR("No"), 0, &responseFlags);
    if ((responseFlags & 0x3) != kCFUserNotificationDefaultResponse)
       return false;
+#elif __linux__
+   printf("Implement me\n");
 #else
    if (MessageBox(::GetActiveWindow(), "The file already exist, do you wish to overwrite it?",
                   "Overwrite?", MB_YESNO | MB_ICONQUESTION) != IDYES)

src/common/dsp/DspUtilities.h

@@ -2,6 +2,9 @@
 //	Copyright 2005 Claes Johanson & Vember Audio
 //-------------------------------------------------------------------------------------------------------
 #pragma once
+
+#include <string.h>
+
 #include "globals.h"
 #include <vt_dsp/basic_dsp.h>
 #include <vt_dsp/halfratefilter.h>
@@ -393,4 +396,4 @@ inline bool is_yes(const char* str)
       return 1;
 #endif
    return 0;
-}
+}

src/common/dsp/QuadFilterChain.cpp

@@ -428,4 +428,4 @@ FBQFPtr GetFBQPointer(int config, bool A, bool WS, bool B)
       return GetFBQPointer2<fb_wide>(A, WS, B);
    }
    return 0;
-}
+}

src/common/dsp/QuadFilterChain.h

@@ -24,4 +24,4 @@ struct fbq_global
 
 typedef void (*FBQFPtr)(QuadFilterChainState&, fbq_global&, float*, float*);
 
-FBQFPtr GetFBQPointer(int config, bool A, bool WS, bool B);
+FBQFPtr GetFBQPointer(int config, bool A, bool WS, bool B);

src/common/dsp/QuadFilterUnit.h

@@ -1,5 +1,7 @@
 #include "FilterCoefficientMaker.h"
 #pragma once
+#include "globals.h"
+
 
 const int n_filter_registers = 5;
 
@@ -16,4 +18,4 @@ typedef __m128 (*FilterUnitQFPtr)(QuadFilterUnitState* __restrict, __m128 in);
 typedef __m128 (*WaveshaperQFPtr)(__m128 in, __m128 drive);
 
 FilterUnitQFPtr GetQFPtrFilterUnit(int type, int subtype);
-WaveshaperQFPtr GetQFPtrWaveshaper(int type);
+WaveshaperQFPtr GetQFPtrWaveshaper(int type);

src/common/dsp/VectorizedSvfFilter.cpp

@@ -1,5 +1,8 @@
+#include <math.h>
+
 #include "VectorizedSvfFilter.h"
 
+
 //================================================================================================
 
 //------------------------------------------------------------------------------------------------
@@ -67,4 +70,4 @@ float VectorizedSvfFilter::CalcQ(float Quality)
    return 1.f / Quality;
 }
 
-//------------------------------------------------------------------------------------------------
+//------------------------------------------------------------------------------------------------

src/common/dsp/Wavetable.cpp

@@ -2,7 +2,7 @@
 #include <assert.h>
 #include "DspUtilities.h"
 #include <vt_dsp/basic_dsp.h>
-#include <vt_dsp/endian.h>
+#include <vt_dsp/vt_dsp_endian.h>
 #include "SurgeStorage.h"
 
 #if WINDOWS
@@ -36,7 +36,7 @@ const int HRFilterI16[64] = {
 
 int min_F32_tables = 3;
 
-#if MAC
+#if MAC || __linux__
 bool _BitScanReverse(unsigned int* result, unsigned int bits)
 {
    *result = __builtin_ctz(bits);
@@ -305,4 +305,4 @@ void Wavetable::MipMapWT()
    // knäppen kommer antagligen från att det inte är någon padding i början så att det blir ur fas
    // vid mipmapbyte makes sense eftersom den skilde en hel sample vid bytet, vilket inte kan
    // förklaras av halfratefiltret
-}
+}