| 262 | } |
| 263 | |
| 264 | void HnProcessSelectionTask::Prepare(pxr::HdTaskContext* TaskCtx, |
| 265 | pxr::HdRenderIndex* RenderIndex) |
| 266 | { |
| 267 | m_RenderIndex = RenderIndex; |
| 268 | |
| 269 | HnRenderDelegate* RenderDelegate = static_cast<HnRenderDelegate*>(m_RenderIndex->GetRenderDelegate()); |
| 270 | if (!m_ConstantsCB) |
| 271 | { |
| 272 | CreateUniformBuffer(RenderDelegate->GetDevice(), sizeof(HLSL::ClosestSelectedLocationConstants), "Closest selected location constants", &m_ConstantsCB); |
| 273 | VERIFY(m_ConstantsCB, "Failed to create constants CB"); |
| 274 | } |
| 275 | |
| 276 | if (const HnFrameRenderTargets* Targets = GetFrameRenderTargets(TaskCtx)) |
| 277 | { |
| 278 | PrepareTechniques(Targets->ClosestSelectedLocationRTV[0]->GetDesc().Format); |
| 279 | PrepareSRBs(*Targets); |
| 280 | |
| 281 | const pxr::TfToken& FinalTarget = (m_NumJFIterations % 2 == 0) ? |
| 282 | HnRenderResourceTokens->closestSelectedLocation0Target : |
| 283 | HnRenderResourceTokens->closestSelectedLocation1Target; |
| 284 | |
| 285 | (*TaskCtx)[HnRenderResourceTokens->closestSelectedLocationFinalTarget] = (*TaskCtx)[FinalTarget]; |
| 286 | } |
| 287 | else |
| 288 | { |
| 289 | UNEXPECTED("Frame render targets are not set in the task context"); |
| 290 | } |
| 291 | |
| 292 | if (HnRenderParam* pRenderParam = static_cast<HnRenderParam*>(RenderDelegate->GetRenderParam())) |
| 293 | { |
| 294 | if (pRenderParam->GetSelectedPrimId() != m_SelectedPrimId) |
| 295 | { |
| 296 | m_SelectedPrimId = pRenderParam->GetSelectedPrimId(); |
| 297 | // For now, reset TAA when selection changes |
| 298 | (*TaskCtx)[HnRenderResourceTokens->taaReset] = pxr::VtValue{true}; |
| 299 | } |
| 300 | } |
| 301 | } |
| 302 | |
| 303 | void HnProcessSelectionTask::Execute(pxr::HdTaskContext* TaskCtx) |
| 304 | { |
nothing calls this directly
no test coverage detected