initial commit, 4.5 stable

thirdparty/jolt_physics/Jolt/Renderer/DebugRendererPlayback.h

@@ -0,0 +1,48 @@
+// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)
+// SPDX-FileCopyrightText: 2021 Jorrit Rouwe
+// SPDX-License-Identifier: MIT
+
+#pragma once
+
+#ifndef JPH_DEBUG_RENDERER
+	#error This file should only be included when JPH_DEBUG_RENDERER is defined
+#endif // !JPH_DEBUG_RENDERER
+
+#include <Jolt/Renderer/DebugRendererRecorder.h>
+#include <Jolt/Core/StreamIn.h>
+#include <Jolt/Core/UnorderedMap.h>
+
+JPH_NAMESPACE_BEGIN
+
+/// Class that can read a recorded stream from DebugRendererRecorder and plays it back trough a DebugRenderer
+class JPH_DEBUG_RENDERER_EXPORT DebugRendererPlayback
+{
+public:
+	/// Constructor
+										DebugRendererPlayback(DebugRenderer &inRenderer) : mRenderer(inRenderer) { }
+
+	/// Parse a stream of frames
+	void								Parse(StreamIn &inStream);
+
+	/// Get the number of parsed frames
+	uint								GetNumFrames() const				{ return (uint)mFrames.size(); }
+
+	/// Draw a frame
+	void								DrawFrame(uint inFrameNumber) const;
+
+private:
+	/// The debug renderer we're using to do the actual rendering
+	DebugRenderer &						mRenderer;
+
+	/// Mapping of ID to batch
+	UnorderedMap<uint32, DebugRenderer::Batch> mBatches;
+
+	/// Mapping of ID to geometry
+	UnorderedMap<uint32, DebugRenderer::GeometryRef> mGeometries;
+
+	/// The list of parsed frames
+	using Frame = DebugRendererRecorder::Frame;
+	Array<Frame>						mFrames;
+};
+
+JPH_NAMESPACE_END