Implement Naive Single-Frame-Rendering within MFR

Using a global mutex to begin de-coupling things bit by bit.
Currently renders things fine, thinking it is MFR, but is actually
rendering singular frames.

Author: Wunkolo

include/Vulkanator.hpp

@@ -3,6 +3,7 @@
 #include <array>
 #include <cmath>
 #include <cstdint>
+#include <mutex>
 
 #define PF_DEEP_COLOR_AWARE 1
 #include <AEConfig.h>
@@ -20,6 +21,9 @@ namespace Vulkanator
 // See GlobalSetup and GlobalSetdown
 struct GlobalParams
 {
+	// Global synchronization(bad)
+	std::mutex GlobalLock;
+
 	// Vulkan
 	vk::UniqueInstance Instance       = {};
 	vk::UniqueDevice   Device         = {};

source/Vulkanator.cpp

@@ -7,6 +7,7 @@
 #include <array>
 #include <span>
 
+#include <AEFX_SuiteHelper.h>
 #include <AEGP_SuiteHandler.h>
 #include <AE_EffectCB.h>
 #include <AE_EffectCBSuites.h>
@@ -726,6 +727,8 @@ PF_Err SequenceSetup(
 		= static_cast<Vulkanator::GlobalParams*>(
 			suites.HandleSuite1()->host_lock_handle(in_data->global_data));
 
+	std::scoped_lock Lock(GlobalParam->GlobalLock);
+
 	// Cleanup previous sequence datas
 	if( auto SequenceParam = reinterpret_cast<Vulkanator::SequenceParams*>(
 			out_data->sequence_data);
@@ -1127,9 +1130,34 @@ PF_Err SmartRender(
 	// Lock global handle
 	Vulkanator::GlobalParams* GlobalParam
 		= reinterpret_cast<Vulkanator::GlobalParams*>(*in_data->global_data);
-	Vulkanator::SequenceParams* SequenceParam
-		= reinterpret_cast<Vulkanator::SequenceParams*>(
+
+	std::scoped_lock Lock(GlobalParam->GlobalLock);
+
+	// Vulkanator::SequenceParams const* SequenceParam = nullptr;
+	Vulkanator::SequenceParams* SequenceParam = nullptr;
+
+	// If MFR is enabled, then `in_data->sequence_data` is null and we must use
+	// the suites to get sequence data. If MFR is disabled, or when running on a
+	// pre-MFR After Effects, then `in_data->sequence_data` has valid date
+	if( in_data->sequence_data )
+	{
+		SequenceParam = reinterpret_cast<Vulkanator::SequenceParams*>(
 			*in_data->sequence_data);
+	}
+	else
+	{
+		AEFX_SuiteScoper<PF_EffectSequenceDataSuite1> seqdata_suite
+			= AEFX_SuiteScoper<PF_EffectSequenceDataSuite1>(
+				in_data, kPFEffectSequenceDataSuite,
+				kPFEffectSequenceDataSuiteVersion1, out_data);
+
+		PF_ConstHandle const_seq;
+		seqdata_suite->PF_GetConstSequenceData(in_data->effect_ref, &const_seq);
+
+		SequenceParam = const_cast<Vulkanator::SequenceParams*>(
+			(const Vulkanator::SequenceParams*)*const_seq);
+	}
+
 	Vulkanator::RenderParams* FrameParam
 		= reinterpret_cast<Vulkanator::RenderParams*>(
 			extra->input->pre_render_data);