#pragma once

#include "RuntimeHost.h"

#include <cstdint>
#include <string>
#include <vector>

class RuntimeSnapshotProvider
{
public:
	explicit RuntimeSnapshotProvider(RuntimeHost& runtimeHost);

	bool BuildLayerPassFragmentShaderSources(const std::string& layerId, std::vector<ShaderPassBuildSource>& passSources, std::string& error) const;
	std::vector<RuntimeRenderState> GetLayerRenderStates(unsigned outputWidth, unsigned outputHeight) const;
	bool TryGetLayerRenderStates(unsigned outputWidth, unsigned outputHeight, std::vector<RuntimeRenderState>& states) const;
	bool TryRefreshCachedLayerStates(std::vector<RuntimeRenderState>& states) const;
	void RefreshDynamicRenderStateFields(std::vector<RuntimeRenderState>& states) const;
	uint64_t GetRenderStateVersion() const;
	uint64_t GetParameterStateVersion() const;

private:
	RuntimeHost& mRuntimeHost;
};