Method run

tutorials/verify/verify.cpp:2557–2623

      : VerifyApplication::IntersectTest(name,isa,imode,ivariant,VerifyApplication::TEST_SHOULD_PASS), sflags(sflags), quality(quality) {}

    VerifyApplication::TestReturnValue run(VerifyApplication* state, bool silent)
    {
      std::string cfg = state->rtcore + ",isa="+stringOfISA(isa);
      RTCDeviceRef device = rtcNewDevice(cfg.c_str());
      errorHandler(nullptr,rtcGetDeviceError(device));
     
      Vec3f vertices[5] = {
        Vec3f(0.0f,0.0f,0.0f),
        Vec3f(1.0f,0.0f,0.0f),
        Vec3f(1.0f,1.0f,0.0f),
        Vec3f(0.0f,1.0f,0.0f),
        Vec3f(zero) // dummy vertex for 16 byte padding
      };
      int quads[4] = {
        0,1,2,3
      };
      RTCSceneRef scene = rtcNewScene(device);
      rtcSetSceneFlags(scene,sflags.sflags);
      rtcSetSceneBuildQuality(scene,sflags.qflags);
      
      RTCGeometry geom = rtcNewGeometry (device, RTC_GEOMETRY_TYPE_QUAD);
      rtcSetGeometryBuildQuality(geom, quality);
      rtcSetSharedGeometryBuffer(geom, RTC_BUFFER_TYPE_VERTEX, 0, RTC_FORMAT_FLOAT3, vertices , 0, sizeof(Vec3f), 4);
      rtcSetSharedGeometryBuffer(geom, RTC_BUFFER_TYPE_INDEX , 0, RTC_FORMAT_UINT4,  quads, 0, 4*sizeof(int), 1);
      rtcCommitGeometry(geom);
      rtcAttachGeometry(scene,geom);
      rtcReleaseGeometry(geom);
      rtcCommitScene (scene);
      AssertNoError(device);

      float u[256], v[256];
      RTCRayHit rays[256];
      for (size_t i=0; i<256; i++)
      {
        u[i] = random_float(); 
        v[i] = random_float();
        if (u[i] < 0.001f || v[i] < 0.001f || u[i] > 0.999f || v[i] > 0.999f) { u[i] = 0.333f; v[i] = 0.333f; } // avoid hitting edges
        Vec3fa from(0.0f,0.0f,-1.0f);
        Vec3fa to = vertices[0] + u[i]*(vertices[1]-vertices[0]) + v[i]*(vertices[3]-vertices[0]);
        rays[i] = makeRay(from,to-from);
      }
      IntersectWithMode(imode,ivariant,scene,rays,256);

      for (size_t i=0; i<256; i++)
      {
        if (!(ivariant & VARIANT_INTERSECT))
        {
          if (rays[i].ray.tfar != float(neg_inf)) return VerifyApplication::FAILED;          
          continue;
        }
        if (rays[i].hit.primID != 0) return VerifyApplication::FAILED;
        if (abs(rays[i].hit.u - u[i]) > 16.0f*float(ulp)) return VerifyApplication::FAILED;
        if (abs(rays[i].hit.v - v[i]) > 16.0f*float(ulp)) return VerifyApplication::FAILED;
        if (abs(rays[i].ray.tfar - 1.0f) > 16.0f*float(ulp)) return VerifyApplication::FAILED;

        const Vec3fa org(rays[i].ray.org_x,rays[i].ray.org_y,rays[i].ray.org_z);
        const Vec3fa dir(rays[i].ray.dir_x,rays[i].ray.dir_y,rays[i].ray.dir_z);
        const Vec3fa ht  = org + rays[i].ray.tfar*dir;