add sfc setting, only add to subgraph when enabled

CHANGELOG.md

@@ -31,6 +31,7 @@
     Bug #7054: Quests aren't sorted by name
     Bug #7084: Resurrecting an actor doesn't take into account base record changes
     Bug #7088: Deleting last save game of last character doesn't clear character name/details
+    Feature #5492: Let rain and snow collide with statics
     Feature #6447: Add LOD support to Object Paging
     Feature #6933: Support high-resolution cursor textures
     Feature #6945: Support S3TC-compressed and BGR/BGRA NiPixelData
@@ -220,7 +221,6 @@
     Feature #5198: Implement "Magic effect expired" event
     Feature #5454: Clear active spells from actor when he disappears from scene
     Feature #5489: MCP: Telekinesis fix for activators
-    Feature #5492: Let rain and snow collide with statics
     Feature #5701: Convert osgAnimation::RigGeometry to double-buffered custom version
     Feature #5737: OpenMW-CS: Handle instance move from one cell to another
     Feature #5928: Allow Glow in the Dahrk to be disabled

apps/openmw/mwrender/precipitationocclusion.cpp

@@ -113,6 +113,8 @@ namespace MWRender
         mCamera->setViewport(0, 0, rttSize, rttSize);
         mCamera->attach(osg::Camera::DEPTH_BUFFER, mDepthTexture);
         mCamera->addChild(mSceneNode);
+        mCamera->setSmallFeatureCullingPixelSize(
+            Settings::Manager::getFloat("weather particle occlusion small feature culling pixel size", "Shaders"));
 
         SceneUtil::setCameraClearDepth(mCamera);
     }

apps/openmw/mwrender/sky.cpp

@@ -291,6 +291,7 @@ namespace MWRender
         mRootNode->addChild(mEarlyRenderBinRoot);
         mUnderwaterSwitch = new UnderwaterSwitchCallback(skyroot);
 
+        mPrecipitationOcclusion = Settings::Manager::getBool("weather particle occlusion", "Shaders");
         mPrecipitationOccluder = std::make_unique<PrecipitationOccluder>(skyroot, parentNode, rootNode, camera);
     }
 
@@ -468,7 +469,8 @@ namespace MWRender
         mSceneManager->recreateShaders(mRainNode);
 
         mRootNode->addChild(mRainNode);
-        mPrecipitationOccluder->enable();
+        if (mPrecipitationOcclusion)
+            mPrecipitationOccluder->enable();
     }
 
     void SkyManager::destroyRain()
@@ -727,7 +729,7 @@ namespace MWRender
 
                 mSceneManager->recreateShaders(mParticleNode);
 
-                if (mCurrentParticleEffect == "meshes\\snow.nif")
+                if (mPrecipitationOcclusion && mCurrentParticleEffect == "meshes\\snow.nif")
                 {
                     mPrecipitationOccluder->enable();
                     mPrecipitationOccluder->updateRange(defaultWrapRange);

apps/openmw/mwrender/sky.hpp

@@ -151,6 +151,7 @@ namespace MWRender
         osg::ref_ptr<RainCounter> mCounter;
         osg::ref_ptr<RainShooter> mRainShooter;
 
+        bool mPrecipitationOcclusion = false;
         std::unique_ptr<PrecipitationOccluder> mPrecipitationOccluder;
 
         bool mCreated;

files/settings-default.cfg

@@ -502,6 +502,8 @@ soft particles = false
 # Rain and snow particle occlusion
 weather particle occlusion = false
 
+weather particle occlusion small feature culling pixel size = 4.0
+
 [Input]
 
 # Capture control of the cursor prevent movement outside the window.