int main(void)
{
// parallel_invoke(functor(1), functor(2));
// std::cout << "\n";
// parallel_invoke(functor(1), functor(2), functor(3));
// std::cout << "\n";
// parallel_invoke(functor(1), functor(2), functor(3), functor(4));
// std::cout << "\n";
parallel_invoke(functor(1), functor(2), functor(3), functor(4), functor(5));
std::cout << "\n";
return 0;
}
void parallel_bitonic_sort(T* items, int lo, int n, bool dir)
{
if (n > 1)
{
// Divide the array into two partitions and then sort
// the partitions in different directions.
int m = n / 2;
parallel_invoke(
[&] { parallel_bitonic_sort(items, lo, m, INCREASING); },
[&] { parallel_bitonic_sort(items, lo + m, m, DECREASING); }
);
// Merge the results.
parallel_bitonic_merge(items, lo, n, dir);
}
}
void RenderView(const CView& view)
{
// TODO do animations
m_renderQueue.clear();
auto renderQueueInserter = std::back_inserter(m_renderQueue);
std::vector<PLight> lightsInfo;
const auto camera = view.Camera();
parallel_invoke(
[&](){ if (camera) PGScene->RenderQueueStatics(renderQueueInserter, *camera); },
[&](){ if (camera) PGScene->RenderQueueDynamics(renderQueueInserter, *camera); },
[&](){ if (camera) PGScene->RenderQueueSkybox(renderQueueInserter, *camera); },
[&](){ if (camera) PGScene->RenderQueueTerrain(renderQueueInserter, *camera); },
[&](){ view.RenderQueueUi(renderQueueInserter); },
// Copy lighting info.
[&](){
// FIXME This is so wrong
for (auto light : PGScene->Lights()) {
PLight info;
info.position = view.Camera()->View() * light->Position();
info.direction = light->Facing();
info.ambient = light->Ambient();
info.diffuse = light->Diffuse();
info.specular = light->Specular();
info.intensity = light->Intensity();
info.spotCutoff = light->SpotCosCutoff();
info.spotExponent = light->SpotExponent();
info.lightType = static_cast<LightType>(light->LightType());
lightsInfo.emplace_back(std::move(info));
}
}
);
// Sort by render state.
std::sort(std::begin(m_renderQueue), std::end(m_renderQueue));
// TODO here multiple passes for deferred rendering.
// Draw scene.
m_device->BeginScene();
RenderQueue(*camera, lightsInfo);
m_device->EndScene();
}
void operator()(void) const
{
std::cout << x << std::endl;
parallel_invoke(spin(), spin(), spin());
}
