fix imgui, add dice tool and p2prng (non functional yet)

plugins/dice_tool.hpp

@@ -0,0 +1,36 @@
+#pragma once
+
+#include <solanaceae/tox_p2prng/p2prng.hpp>
+#include <solanaceae/contact/contact_model3.hpp>
+
+#include <vector>
+
+class DiceTool : public P2PRNGEventI {
+	P2PRNGI& _p2prng;
+	Contact3Registry& _cr;
+
+	struct Rolls {
+		std::vector<uint8_t> id;
+
+		P2PRNG::State state {P2PRNG::State::UNKNOWN};
+		uint16_t state_number_1{};
+		uint16_t state_number_2{};
+
+		uint16_t final_result{};
+	};
+	std::vector<Rolls> _rolls;
+
+	public:
+		DiceTool(P2PRNGI& p2prng, Contact3Registry& cr);
+		~DiceTool(void);
+
+		float render(float time_delta);
+
+	protected: // p2prng
+		bool onEvent(const P2PRNG::Events::Init&) override;
+		bool onEvent(const P2PRNG::Events::HMAC&) override;
+		bool onEvent(const P2PRNG::Events::Secret&) override;
+		bool onEvent(const P2PRNG::Events::Done&) override;
+		bool onEvent(const P2PRNG::Events::ValError&) override;
+};
+