rendermax: move to std::mutex

fast_mutex can deadlock on Linux with optimization enabled

plugins/rendermax/renderer_light.cpp

@@ -270,7 +270,7 @@ rgbf blend(const rgbf& a,const rgbf& b)
 void lightingEngineViewscreen::clear()
 {
     lightMap.assign(lightMap.size(),rgbf(1,1,1));
-    tthread::lock_guard<tthread::fast_mutex> guard(myRenderer->dataMutex);
+    std::lock_guard<std::mutex> guard{myRenderer->dataMutex};
     if(lightMap.size()==myRenderer->lightGrid.size())
     {
         std::swap(myRenderer->lightGrid,lightMap);
@@ -299,7 +299,7 @@ void lightingEngineViewscreen::calculate()
 }
 void lightingEngineViewscreen::updateWindow()
 {
-    tthread::lock_guard<tthread::fast_mutex> guard(myRenderer->dataMutex);
+    std::lock_guard<std::mutex> guard{myRenderer->dataMutex};
     if(lightMap.size()!=myRenderer->lightGrid.size())
     {
         reinit();

plugins/rendermax/renderer_light.hpp

@@ -1,11 +1,14 @@
-#ifndef RENDERER_LIGHT_INCLUDED
-#define RENDERER_LIGHT_INCLUDED
-#include "renderer_opengl.hpp"
-#include "Types.h"
-#include <tuple>
-#include <stack>
+#pragma once
+
 #include <memory>
+#include <mutex>
+#include <stack>
+#include <tuple>
 #include <unordered_map>
+
+#include "renderer_opengl.hpp"
+#include "Types.h"
+
 // we are not using boost so let's cheat:
 template <class T>
 inline void hash_combine(std::size_t & seed, const T & v)
@@ -91,7 +94,7 @@ private:
     }
     void reinitLightGrid(int w,int h)
     {
-        tthread::lock_guard<tthread::fast_mutex> guard(dataMutex);
+        std::lock_guard<std::mutex> guard{dataMutex};
         lightGrid.resize(w*h,rgbf(1,1,1));
     }
     void reinitLightGrid()
@@ -100,7 +103,7 @@ private:
     }
 
 public:
-    tthread::fast_mutex dataMutex;
+    std::mutex dataMutex;
     std::vector<rgbf> lightGrid;
     renderer_light(renderer* parent):renderer_wrap(parent),light_adaptation(1)
     {
@@ -108,12 +111,12 @@ public:
     }
     virtual void update_tile(int32_t x, int32_t y) {
         renderer_wrap::update_tile(x,y);
-        tthread::lock_guard<tthread::fast_mutex> guard(dataMutex);
+        std::lock_guard<std::mutex> guard{dataMutex};
         colorizeTile(x,y);
     };
     virtual void update_all() {
         renderer_wrap::update_all();
-        tthread::lock_guard<tthread::fast_mutex> guard(dataMutex);
+        std::lock_guard<std::mutex> guard{dataMutex};
         for (int x = 0; x < df::global::gps->dimx; x++)
             for (int y = 0; y < df::global::gps->dimy; y++)
                 colorizeTile(x,y);
@@ -374,4 +377,3 @@ private:
 };
 rgbf blend(const rgbf& a,const rgbf& b);
 rgbf blendMax(const rgbf& a,const rgbf& b);
-#endif

plugins/rendermax/renderer_opengl.hpp

@@ -1,9 +1,7 @@
 //original file from https://github.com/Baughn/Dwarf-Fortress--libgraphics-
-#ifndef RENDERER_OPENGL_INCLUDED
-#define RENDERER_OPENGL_INCLUDED
+#pragma once
 
 #include "tinythread.h"
-#include "fast_mutex.h"
 
 #include "Core.h"
 #include <VTableInterpose.h>
@@ -15,6 +13,7 @@
 #include "df/graphic.h"
 #include <math.h>
 #include <cmath>
+#include <mutex>
 
 using df::renderer;
 using df::init;
@@ -281,7 +280,7 @@ private:
     }
     void reinitLightGrid(int w,int h)
     {
-        tthread::lock_guard<tthread::fast_mutex> guard(dataMutex);
+        std::lock_guard<std::mutex> guard{dataMutex};
         lightGrid.resize(w*h);
     }
     void reinitLightGrid()
@@ -289,7 +288,7 @@ private:
         reinitLightGrid(df::global::gps->dimy,df::global::gps->dimx);
     }
 public:
-    tthread::fast_mutex dataMutex;
+    std::mutex dataMutex;
     std::vector<rgbf> lightGrid;
     renderer_test(renderer* parent):renderer_wrap(parent)
     {
@@ -297,14 +296,14 @@ public:
     }
     virtual void update_tile(int32_t x, int32_t y) {
         renderer_wrap::update_tile(x,y);
-        tthread::lock_guard<tthread::fast_mutex> guard(dataMutex);
+        std::lock_guard<std::mutex> guard{dataMutex};
         colorizeTile(x,y);
         //some sort of mutex or sth?
         //and then map read
     };
     virtual void update_all() {
         renderer_wrap::update_all();
-        tthread::lock_guard<tthread::fast_mutex> guard(dataMutex);
+        std::lock_guard<std::mutex> guard{dataMutex};
         for (int x = 0; x < df::global::gps->dimx; x++)
             for (int y = 0; y < df::global::gps->dimy; y++)
                 colorizeTile(x,y);
@@ -366,7 +365,7 @@ private:
     }
     void reinitGrids(int w,int h)
     {
-        tthread::lock_guard<tthread::fast_mutex> guard(dataMutex);
+        std::lock_guard<std::mutex> guard{dataMutex};
         foreOffset.resize(w*h);
         foreMult.resize(w*h);
         backOffset.resize(w*h);
@@ -377,7 +376,7 @@ private:
         reinitGrids(df::global::gps->dimy,df::global::gps->dimx);
     }
 public:
-    tthread::fast_mutex dataMutex;
+    std::mutex dataMutex;
     std::vector<rgbf> foreOffset,foreMult;
     std::vector<rgbf> backOffset,backMult;
     inline int xyToTile(int x, int y)
@@ -390,14 +389,14 @@ public:
     }
     virtual void update_tile(int32_t x, int32_t y) {
         renderer_wrap::update_tile(x,y);
-        tthread::lock_guard<tthread::fast_mutex> guard(dataMutex);
+        std::lock_guard<std::mutex> guard{dataMutex};
         overwriteTile(x,y);
         //some sort of mutex or sth?
         //and then map read
     };
     virtual void update_all() {
         renderer_wrap::update_all();
-        tthread::lock_guard<tthread::fast_mutex> guard(dataMutex);
+        std::lock_guard<std::mutex> guard{dataMutex};
         for (int x = 0; x < df::global::gps->dimx; x++)
             for (int y = 0; y < df::global::gps->dimy; y++)
                 overwriteTile(x,y);
@@ -414,4 +413,3 @@ public:
         reinitGrids(w,h);
     }
 };
-#endif

plugins/rendermax/rendermax.cpp

@@ -1,27 +1,23 @@
-#include <vector>
+#include <mutex>
+#include <sstream>
 #include <string>
+#include <vector>
 
-#include <LuaTools.h>
-
-#include <VTableInterpose.h>
-
-#include "Core.h"
 #include "Console.h"
+#include "Core.h"
 #include "Export.h"
+#include "LuaTools.h"
 #include "PluginManager.h"
+#include "VTableInterpose.h"
 
-#include <VTableInterpose.h>
-#include "df/renderer.h"
 #include "df/enabler.h"
+#include "df/renderer.h"
+#include "df/viewscreen_dungeonmodest.h"
+#include "df/viewscreen_dwarfmodest.h"
 
 #include "renderer_opengl.hpp"
 #include "renderer_light.hpp"
 
-#include "df/viewscreen_dwarfmodest.h"
-#include "df/viewscreen_dungeonmodest.h"
-
-#include <sstream>
-
 using df::viewscreen_dungeonmodest;
 using df::viewscreen_dwarfmodest;
 
@@ -367,7 +363,7 @@ static command_result rendermax(color_ostream &out, vector <string> & parameters
                 cur=blue;
 
             renderer_test* r=reinterpret_cast<renderer_test*>(enabler->renderer);
-            tthread::lock_guard<tthread::fast_mutex> guard(r->dataMutex);
+            std::lock_guard<std::mutex> guard{r->dataMutex};
             int h=gps->dimy;
             int w=gps->dimx;
             int cx=w/2;