/* 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);
}
