include whether or not the root node is active in the processing bloc…

…k context (#48)
elemaudio · Jun 12, 2024 · 729cea8 · 729cea8
1 parent 070d2d5
commit 729cea8
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Showing 3 changed files with 12 additions and 4 deletions.
diff --git a/runtime/elem/GraphRenderSequence.h b/runtime/elem/GraphRenderSequence.h
@@ -109,15 +109,16 @@ namespace elem
                 bufferMap.insert({{node->getId(), i}, ba.next()});
                 outputPtrs[i] = bufferMap.at({node->getId(), i});
             }
-
-            renderOps.push_back([=, outputPtrs = std::move(outputPtrs)](HostContext<FloatType>& ctx) mutable {
+            
+            renderOps.push_back([=, active = rootPtr->active(), outputPtrs = std::move(outputPtrs)](HostContext<FloatType>& ctx) mutable {
                 node->process(BlockContext<FloatType> {
                     ctx.inputData,
                     ctx.numInputChannels,
                     outputPtrs.data(),
                     numOuts,
                     ctx.numSamples,
                     ctx.userData,
+                    active,
                 });
             });
         }
@@ -148,15 +149,16 @@ namespace elem
             for (size_t j = 0; j < numChildren; ++j) {
                 inputPtrs[j] = bufferMap.at(children[j]);
             }
-
-            renderOps.push_back([=, outputPtrs = std::move(outputPtrs), inputPtrs = std::move(inputPtrs)](HostContext<FloatType>& ctx) mutable {
+            
+            renderOps.push_back([=, active = rootPtr->active(), outputPtrs = std::move(outputPtrs), inputPtrs = std::move(inputPtrs)](HostContext<FloatType>& ctx) mutable {
                 node->process(BlockContext<FloatType> {
                     const_cast<const FloatType**>(inputPtrs.data()),
                     numChildren,
                     outputPtrs.data(),
                     numOuts,
                     ctx.numSamples,
                     ctx.userData,
+                    active,
                 });
             });
         }

diff --git a/runtime/elem/Types.h b/runtime/elem/Types.h
@@ -77,6 +77,7 @@ namespace elem
         size_t numOutputChannels;
         size_t numSamples;
         void* userData;
+        bool active;
     };
 
     //==============================================================================

diff --git a/runtime/elem/builtins/Core.h b/runtime/elem/builtins/Core.h
@@ -24,6 +24,11 @@ namespace elem
             return targetGain.load();
         }
 
+        bool active()
+        {
+            return targetGain.load() > 0.0f;
+        }
+
         bool stillRunning()
         {
             auto const t = targetGain.load();