Update build settings for MacOSX.

.gitignore

@@ -4,3 +4,5 @@ output
 data/tmp
 .cccc
 spica_dirs.h
+
+.DS_Store

CMakeLists.txt

@@ -7,10 +7,11 @@ project(spica)
 if (NOT WIN32)
   # Linux or Mac OS X
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -O2")
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pthread")
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fprofile-arcs -ftest-coverage")
-  if (${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang")
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O2 -pthread")
+  if (NOT ${CMAKE_BUILD_TYPE} STREQUAL "Release")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -fprofile-arcs -ftest-coverage")
+  endif()
+  if (NOT MACOS AND ${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang")
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fopenmp=libomp")
   else()
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fopenmp")
@@ -28,6 +29,14 @@ set(spica_USE_STATIC_LIBS OFF CACHE BOOL OFF)
 if (WIN32)
   set(LIB_PREFIX "")
   set(LIB_SUFFIX ".lib")
+elseif(APPLE)
+  if (spica_USE_STATIC_LIBS)
+    set(LIB_PREFIX "lib")
+    set(LIB_SUFFIX ".a")
+  else()
+    set(LIB_PREFIX "lib")
+    set(LIB_SUFFIX ".dylib")
+  endif()
 else()
   if (spica_USE_STATIC_LIBS)
     set(LIB_PREFIX "lib")

example/pathtracing_example.cc

@@ -35,8 +35,8 @@ int main(int argc, char **argv) {
     params.set("GATHER_RADIUS", 64.0);
     params.set("GATHER_PHOTONS", 64);
 
-    VolPathIntegrator integr(camera, sampler);
-    //PathIntegrator integr(camera, sampler);
+    //VolPathIntegrator integr(camera, sampler);
+    PathIntegrator integr(camera, sampler);
 
     //IrradCacheIntegrator integr(camera, sampler);
     //HierarchicalIntegrator integr(camera, sampler);

sources/integrator/integrator.cc

@@ -100,6 +100,7 @@ void SamplerIntegrator::render(const Scene& scene,
             proc++;
             if (proc % 1000 == 0) {
                 printf("%6.2f %% processed...\r", 100.0 * proc / numPixels);
+                fflush(stdout);
             }
         });