Cache light/renderable/computable vectors

This avoids running these jobs when lights / renderables have
not changed in a frame

Change-Id: I604180fe3442ab67648c4ba5d9effb8639c68ef7
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/render/renderers/opengl/renderer/renderer.cpp b/src/render/renderers/opengl/renderer/renderer.cpp
index a023b82f9..e9c582458 100644
--- a/src/render/renderers/opengl/renderer/renderer.cpp
+++ b/src/render/renderers/opengl/renderer/renderer.cpp
@@ -1735,6 +1735,9 @@ QVector<Qt3DCore::QAspectJobPtr> Renderer::renderBinJobs()
     const bool layersCacheNeedsToBeRebuilt = layersDirty || entitiesEnabledDirty || frameGraphDirty;
     const bool materialDirty = dirtyBitsForFrame & AbstractRenderer::MaterialDirty;
     const bool materialCacheNeedsToBeRebuilt = materialDirty || frameGraphDirty;
+    const bool lightsDirty = dirtyBitsForFrame & AbstractRenderer::LightsDirty;
+    const bool computeableDirty = dirtyBitsForFrame & AbstractRenderer::ComputeDirty;
+    const bool renderableDirty = dirtyBitsForFrame & AbstractRenderer::GeometryDirty;
 
     // Rebuild Entity Hierarchy if dirty
     if (entityHierarchyNeedsToBeRebuilt)
@@ -1766,6 +1769,10 @@ QVector<Qt3DCore::QAspectJobPtr> Renderer::renderBinJobs()
             RenderViewBuilder builder(fgLeaves.at(i), i, this);
             builder.setLayerCacheNeedsToBeRebuilt(layersCacheNeedsToBeRebuilt);
             builder.setMaterialGathererCacheNeedsToBeRebuilt(materialCacheNeedsToBeRebuilt);
+            builder.setRenderableCacheNeedsToBeRebuilt(renderableDirty);
+            builder.setComputableCacheNeedsToBeRebuilt(computeableDirty);
+            builder.setLightGathererCacheNeedsToBeRebuilt(lightsDirty);
+
             builder.prepareJobs();
             renderBinJobs.append(builder.buildJobHierachy());
         }