#pragma once

#include "opcomp.hh"


struct T_Demo
{
	T_Demo( ) = delete;
	NO_COPY( T_Demo );
	NO_MOVE( T_Demo );

	// ---------------------------------------------------------------------

	T_Demo( const uint32_t width ,
			const uint32_t height );

	bool initialise( );
	void render( );

	bool loadProgram( );
	void runInit( );

	void handleDND(
			ImVec2 const& move ,
			const bool hasCtrl ,
			const bool hasShift ,
			const bool lmb		// Left mouse button
		);
	void handleWheel(
			const float wheel ,
			const bool hasCtrl ,
			const bool hasShift
		);

	// ---------------------------------------------------------------------

	const uint32_t width;
	const uint32_t height;

	bool playing = false;

	T_OwnPtr< ops::T_OpProgram > program;
	T_OwnPtr< ops::T_OpContext > context;

    private:
	bool playingPrevious = false;
	float lastFrame;
};