Stimulus[Buffer|Frame]: initial impl, unoptimized for mem use

include/user/stimulusFrame.h

@@ -2,6 +2,8 @@
 #define _ATTACHMENT_SUPPORT_STIMULUS_FRAME_H
 
 #include <cstdint>
+#include <user/stagingBuffer.h>
+#include <user/sequenceLock.h>
 
 namespace smo {
 namespace stim_buff {
@@ -61,7 +63,32 @@ typedef uint64_t SimultaneityStamp;
 class StimulusFrame
 {
 public:
+	/**	EXPLANATION:
+	 * Default constructor creates uninitialized frame.
+	 * Must be properly initialized using placement new with the parameterized constructor.
+	 */
+	StimulusFrame() = default;
+
+	StimulusFrame(
+		const StagingBuffer::IOEngineConstraints& inputEngineConstraints,
+		const StagingBuffer::IOEngineConstraints& outputEngineConstraints,
+		size_t nSlots)
+	: stagingBuffer(
+		inputEngineConstraints, outputEngineConstraints, nSlots)
+	{}
+
+	~StimulusFrame() = default;
+
+	// Non-copyable, movable
+	StimulusFrame(const StimulusFrame&) = delete;
+	StimulusFrame& operator=(const StimulusFrame&) = delete;
+	StimulusFrame(StimulusFrame&&) = default;
+	StimulusFrame& operator=(StimulusFrame&&) = default;
+
+public:
+	SequenceLock lock;
 	SimultaneityStamp simultaneityStamp;
+	StagingBuffer stagingBuffer;
 };
 
 } // namespace stim_buff