/* called by the C++ code for initialization */ extern "C" void device_init (int8* cfg) { /* initialize ray tracing core */ rtcInit(cfg); /* set error handler */ rtcSetErrorFunction(error_handler); /* create scene */ g_scene = rtcNewScene(RTC_SCENE_DYNAMIC | RTC_SCENE_ROBUST,RTC_INTERSECT1); /* add cube */ addCube(g_scene); /* add ground plane */ addGroundPlane(g_scene); /* commit changes to scene */ #if !defined(PARALLEL_COMMIT) rtcCommit (g_scene); #else launch[ getNumHWThreads() ] parallelCommit(g_scene); #endif /* set start render mode */ renderPixel = renderPixelStandard; }
/* called by the C++ code for initialization */ extern "C" void device_init (int8* cfg) { /* initialize ray tracing core */ rtcInit(cfg); /* set error handler */ rtcSetErrorFunction(error_handler); /* set start render mode */ renderPixel = renderPixelStandard; /* create random bounding boxes */ const size_t N = 2300000; isa::PrimInfo pinfo(empty); vector_t<PrimRef> prims; for (size_t i=0; i<N; i++) { const Vec3fa p = 1000.0f*Vec3fa(drand48(),drand48(),drand48()); const BBox3fa b = BBox3fa(p,p+Vec3fa(1.0f)); pinfo.add(b); const PrimRef prim = PrimRef(b,i); prims.push_back(prim); } build_sah(prims,pinfo); build_morton(prims,pinfo); }
/* main function in embree namespace */ int main(int argc, char** argv) { /* for best performance set FTZ and DAZ flags in MXCSR control and status register */ _MM_SET_FLUSH_ZERO_MODE(_MM_FLUSH_ZERO_ON); _MM_SET_DENORMALS_ZERO_MODE(_MM_DENORMALS_ZERO_ON); /* initialize ray tracing core and force bvh4.triangle4v hierarchy for triangles */ rtcInit("tri_accel=bvh4.triangle4v"); /* set error handler */ rtcSetErrorFunction(error_handler); /* create scene */ g_scene = rtcNewScene(RTC_SCENE_STATIC,RTC_INTERSECT1); addCube(g_scene,Vec3fa(-1,0,0)); addCube(g_scene,Vec3fa(1,0,0)); addCube(g_scene,Vec3fa(0,0,-1)); addCube(g_scene,Vec3fa(0,0,1)); addHair(g_scene); addGroundPlane(g_scene); rtcCommit (g_scene); /* print triangle BVH */ print_bvh(g_scene); /* cleanup */ rtcDeleteScene (g_scene); rtcExit(); return 0; }
/* called by the C++ code for initialization */ extern "C" void device_init (char* cfg) { /* initialize ray tracing core */ rtcInit(cfg); /* set error handler */ rtcSetErrorFunction(error_handler); /* create scene */ g_scene = rtcNewScene(RTC_SCENE_DYNAMIC,RTC_INTERSECT1); /* create scene with 4 triangulated spheres */ g_scene1 = rtcNewScene(RTC_SCENE_STATIC,RTC_INTERSECT1); createTriangulatedSphere(g_scene1,Vec3fa( 0, 0,+1),0.5); createTriangulatedSphere(g_scene1,Vec3fa(+1, 0, 0),0.5); createTriangulatedSphere(g_scene1,Vec3fa( 0, 0,-1),0.5); createTriangulatedSphere(g_scene1,Vec3fa(-1, 0, 0),0.5); rtcCommit (g_scene1); /* instantiate geometry */ g_instance0 = rtcNewInstance(g_scene,g_scene1); g_instance1 = rtcNewInstance(g_scene,g_scene1); g_instance2 = rtcNewInstance(g_scene,g_scene1); g_instance3 = rtcNewInstance(g_scene,g_scene1); createGroundPlane(g_scene); /* set all colors */ colors[0][0] = Vec3fa(0.25,0,0); colors[0][1] = Vec3fa(0.50,0,0); colors[0][2] = Vec3fa(0.75,0,0); colors[0][3] = Vec3fa(1.00,0,0); colors[1][0] = Vec3fa(0,0.25,0); colors[1][1] = Vec3fa(0,0.50,0); colors[1][2] = Vec3fa(0,0.75,0); colors[1][3] = Vec3fa(0,1.00,0); colors[2][0] = Vec3fa(0,0,0.25); colors[2][1] = Vec3fa(0,0,0.50); colors[2][2] = Vec3fa(0,0,0.75); colors[2][3] = Vec3fa(0,0,1.00); colors[3][0] = Vec3fa(0.25,0.25,0); colors[3][1] = Vec3fa(0.50,0.50,0); colors[3][2] = Vec3fa(0.75,0.75,0); colors[3][3] = Vec3fa(1.00,1.00,0); /* set start render mode */ renderPixel = renderPixelStandard; key_pressed_handler = device_key_pressed_default; }
/* called by the C++ code for initialization */ extern "C" void device_init (int8* cfg) { /* initialize ray tracing core */ rtcInit(cfg); /* set error handler */ rtcSetErrorFunction(error_handler); /* create scene */ g_scene = rtcNewScene(RTC_SCENE_DYNAMIC,RTC_INTERSECT1); /* create some triangulated spheres */ for (int i=0; i<numSpheres; i++) { const float phi = i*2.0f*float(pi)/numSpheres; const float r = 2.0f*float(pi)/numSpheres; const Vec3fa p = 2.0f*Vec3fa(sin(phi),0.0f,-cos(phi)); //RTCGeometryFlags flags = i%3 == 0 ? RTC_GEOMETRY_STATIC : i%3 == 1 ? RTC_GEOMETRY_DEFORMABLE : RTC_GEOMETRY_DYNAMIC; RTCGeometryFlags flags = i%2 ? RTC_GEOMETRY_DEFORMABLE : RTC_GEOMETRY_DYNAMIC; //RTCGeometryFlags flags = RTC_GEOMETRY_DEFORMABLE; int id = createSphere(flags,p,r); position[id] = p; radius[id] = r; colors[id].x = (i%16+1)/17.0f; colors[id].y = (i%8+1)/9.0f; colors[id].z = (i%4+1)/5.0f; } /* add ground plane to scene */ int id = addGroundPlane(g_scene); colors[id] = Vec3fa(1.0f,1.0f,1.0f); /* commit changes to scene */ #if !defined(PARALLEL_COMMIT) rtcCommit (g_scene); #else launch[ getNumHWThreads() ] parallelCommit(g_scene); #endif /* set start render mode */ renderPixel = renderPixelStandard; }
/* called by the C++ code for initialization */ extern "C" void device_init (int8* cfg) { /* initialize ray tracing core */ rtcInit(cfg); /* set error handler */ rtcSetErrorFunction(error_handler); /* create scene */ g_scene = rtcNewScene(RTC_SCENE_DYNAMIC | RTC_SCENE_ROBUST,RTC_INTERSECT1); /* add cube */ addCube(g_scene); /* add ground plane */ addGroundPlane(g_scene); /* set start render mode */ renderPixel = renderPixelStandard; }
/* called by the C++ code for initialization */ extern "C" void device_init (int8* cfg) { /* initialize last seen camera */ g_accu_vx = Vec3fa(0.0f); g_accu_vy = Vec3fa(0.0f); g_accu_vz = Vec3fa(0.0f); g_accu_p = Vec3fa(0.0f); /* initialize hair colors */ hair_K = Vec3fa(0.8f,0.57f,0.32f); hair_dK = Vec3fa(0.1f,0.12f,0.08f); hair_Kr = 0.2f*hair_K; //!< reflectivity of hair hair_Kt = 0.8f*hair_K; //!< transparency of hair /* initialize ray tracing core */ rtcInit(cfg); /* set error handler */ rtcSetErrorFunction(error_handler); /* set start render mode */ renderPixel = renderPixelStandard; }
extern "C" void ispcSetErrorFunction(void* f) { return rtcSetErrorFunction((RTC_ERROR_FUNCTION)f); }
extern "C" void ispcSetErrorFunction(void* f) { return rtcSetErrorFunction((RTCErrorFunc)f); }