From 930a0ca31e0092dc5f35e81cbb39c3f622751c6c Mon Sep 17 00:00:00 2001
From: falkTX <falktx@falktx.com>
Date: Mon, 10 Oct 2022 21:37:27 +0100
Subject: [PATCH] Ignore dynamic light/dark mode in headless builds

Signed-off-by: falkTX <falktx@falktx.com>
---
 include/helpers.hpp  |  6 ++++++
 src/custom/asset.cpp |  4 ++++
 src/custom/dep.cpp   | 14 ++++++++++++++
 3 files changed, 24 insertions(+)

diff --git a/include/helpers.hpp b/include/helpers.hpp
index 2cf4ad0..6c21c34 100644
--- a/include/helpers.hpp
+++ b/include/helpers.hpp
@@ -36,9 +36,11 @@
 
 namespace rack {
 
+#ifndef HEADLESS
 namespace asset {
 void updateForcingBlackSilverScrewMode(std::string slug);
 }
+#endif
 
 struct CardinalPluginModelHelper : plugin::Model {
     virtual app::ModuleWidget* createModuleWidgetFromEngineLoad(engine::Module* m) = 0;
@@ -76,7 +78,9 @@ struct CardinalPluginModel : CardinalPluginModelHelper
             }
             tm = dynamic_cast<TModule*>(m);
         }
+       #ifndef HEADLESS
         asset::updateForcingBlackSilverScrewMode(slug);
+       #endif
         app::ModuleWidget* const tmw = new TModuleWidget(tm);
         DISTRHO_CUSTOM_SAFE_ASSERT_RETURN(m != nullptr ? m->model->name.c_str() : "null", tmw->module == m, nullptr);
         tmw->setModel(this);
@@ -91,7 +95,9 @@ struct CardinalPluginModel : CardinalPluginModelHelper
         TModule* const tm = dynamic_cast<TModule*>(m);
         DISTRHO_SAFE_ASSERT_RETURN(tm != nullptr, nullptr);
 
+       #ifndef HEADLESS
         asset::updateForcingBlackSilverScrewMode(slug);
+       #endif
         TModuleWidget* const tmw = new TModuleWidget(tm);
         DISTRHO_SAFE_ASSERT_RETURN(tmw->module == m, nullptr);
         tmw->setModel(this);
diff --git a/src/custom/asset.cpp b/src/custom/asset.cpp
index efee14a..dcc4016 100644
--- a/src/custom/asset.cpp
+++ b/src/custom/asset.cpp
@@ -31,8 +31,10 @@
 namespace rack {
 namespace asset {
 
+#ifndef HEADLESS
 extern bool forceBlackScrew;
 extern bool forceSilverScrew;
+#endif
 
 std::string userDir; // ignored
 std::string systemDir; // points to plugin resources dir (or installed/local Rack dir)
@@ -53,10 +55,12 @@ std::string user(std::string filename) {
 
 // get system resource, trimming "res/" prefix if we are loaded as a plugin bundle
 std::string system(std::string filename) {
+   #ifndef HEADLESS
     /**/ if (forceBlackScrew && string::endsWith(filename, "/ScrewBlack.svg"))
         filename = filename.substr(0, filename.size()-15) + "/./ScrewBlack.svg";
     else if (forceSilverScrew && string::endsWith(filename, "/ScrewSilver.svg"))
         filename = filename.substr(0, filename.size()-16) + "/./ScrewSilver.svg";
+   #endif
     return system::join(systemDir, bundlePath.empty() ? filename : trim(filename));
 }
 
diff --git a/src/custom/dep.cpp b/src/custom/dep.cpp
index 13379e9..0cebcd0 100644
--- a/src/custom/dep.cpp
+++ b/src/custom/dep.cpp
@@ -23,6 +23,7 @@
 #include <string>
 
 namespace rack {
+#ifndef HEADLESS
 namespace asset {
 bool forceBlackScrew = false;
 bool forceSilverScrew = false;
@@ -59,6 +60,7 @@ void updateForcingBlackSilverScrewMode(std::string slug) {
     );
 }
 }
+#endif
 namespace settings {
 bool darkMode = true;
 int rateLimit = 0;
@@ -92,6 +94,7 @@ NVGcolor nvgRGBblank(const unsigned char r, const unsigned char g, const unsigne
 #undef nsvgParseFromFile
 #include <nanosvg.h>
 
+#ifndef HEADLESS
 enum DarkMode {
     kMode21kHz,
     kModeAaronStatic,
@@ -1149,12 +1152,14 @@ bool invertPaintForLightMode(const LightMode mode, NSVGshape* const shape, NSVGp
     paint.color = invertColor(paint.color);
     return true;
 }
+#endif // HEADLESS
 
 extern "C" {
 NSVGimage* nsvgParseFromFileCardinal(const char* filename, const char* units, float dpi);
 void nsvgDeleteCardinal(NSVGimage*);
 }
 
+#ifndef HEADLESS
 struct ExtendedNSVGimage {
     NSVGimage* const handle;
     NSVGimage* handleOrig;
@@ -1239,11 +1244,13 @@ void deleteExtendedNSVGimage(ExtendedNSVGimage& ext)
         ext.handleOrig = nullptr;
     }
 }
+#endif // HEADLESS
 
 NSVGimage* nsvgParseFromFileCardinal(const char* const filename, const char* const units, const float dpi)
 {
     if (NSVGimage* const handle = nsvgParseFromFile(filename, units, dpi))
     {
+       #ifndef HEADLESS
         const size_t filenamelen = std::strlen(filename);
 
         bool hasDarkMode = false;
@@ -1419,6 +1426,7 @@ postparse:
                     std::memcpy(handle, handleMOD, sizeof(NSVGimage));
             }
         }
+       #endif // HEADLESS
 
         return handle;
     }
@@ -1428,6 +1436,7 @@ postparse:
 
 void nsvgDeleteCardinal(NSVGimage* const handle)
 {
+   #ifndef HEADLESS
     for (auto it = loadedDarkSVGs.begin(), end = loadedDarkSVGs.end(); it != end; ++it)
     {
         ExtendedNSVGimage& ext(*it);
@@ -1451,12 +1460,14 @@ void nsvgDeleteCardinal(NSVGimage* const handle)
         loadedLightSVGs.erase(it);
         break;
     }
+   #endif
 
     nsvgDelete(handle);
 }
 
 void switchDarkMode(const bool darkMode)
 {
+   #ifndef HEADLESS
     if (rack::settings::darkMode == darkMode)
         return;
 
@@ -1477,12 +1488,14 @@ void switchDarkMode(const bool darkMode)
         else if (ext.handleMOD != nullptr)
             std::memcpy(ext.handle, !darkMode ? ext.handleMOD : ext.handleOrig, sizeof(NSVGimage));
     }
+   #endif
 }
 
 namespace rack {
 namespace asset {
 
 void destroy() {
+   #ifndef HEADLESS
     for (auto it = loadedDarkSVGs.begin(), end = loadedDarkSVGs.end(); it != end; ++it)
     {
         ExtendedNSVGimage& ext(*it);
@@ -1497,6 +1510,7 @@ void destroy() {
 
     loadedDarkSVGs.clear();
     loadedLightSVGs.clear();
+   #endif
 }
 
 }