Bunnyhop.h

#pragma once
#include "Hooks.h"

#define M_PI2	1.57079632679489661923
#define M_PI4	0.785398163397448309616
const float M_U_DEG = 360.0 / 65536;
const float M_U_RAD = 3.14159265358979323846 / 32768;

class CBunnyhop
{
public:
	void Run(Vector& orig)
	{
		if (csgo->local->GetMoveType() == MoveType_t::MOVETYPE_NOCLIP || csgo->local->GetMoveType() == MoveType_t::MOVETYPE_LADDER)
			return;

		if (vars.misc.bunnyhop) {
			static bool bLastJumped = false;
			static bool bShouldFake = false;

			if (!bLastJumped && bShouldFake)
			{
				bShouldFake = false;
				csgo->cmd->buttons |= IN_JUMP;
			}
			else if (csgo->cmd->buttons & IN_JUMP)
			{
				if (csgo->local->GetFlags() & FL_ONGROUND)
				{
					bShouldFake = bLastJumped = true;
				}
				else
				{
					csgo->cmd->buttons &= ~IN_JUMP;
					bLastJumped = false;
				}
			}
			else
			{
				bShouldFake = bLastJumped = false;
			}
		}

		if (csgo->cmd->buttons & IN_SPEED || !vars.misc.autostrafe || csgo->local->GetVelocity().Length2D() < 10.f)
			return; // doesn't allow strafe when you hold shift and you're not moving

		static float yaw_add = 0.f;
		static const auto cl_sidespeed = interfaces.cvars->FindVar(hs::cl_sidespeed.s().c_str());
		if (!(csgo->local->GetFlags() & FL_ONGROUND))
		{
			bool back = csgo->cmd->buttons & IN_BACK;
			bool forward = csgo->cmd->buttons & IN_FORWARD;
			bool right = csgo->cmd->buttons & IN_MOVELEFT;
			bool left = csgo->cmd->buttons & IN_MOVERIGHT;

			if (back) {
				yaw_add = -180.f;
				if (right)
					yaw_add -= 45.f;
				else if (left)
					yaw_add += 45.f;
			}
			else if (right) {
				yaw_add = 90.f;
				if (back)
					yaw_add += 45.f;
				else if (forward)
					yaw_add -= 45.f;
			}
			else if (left) {
				yaw_add = -90.f;
				if (back)
					yaw_add -= 45.f;
				else if (forward)
					yaw_add += 45.f;
			}
			else {
				yaw_add = 0.f;
			}

			orig.y += yaw_add;
			csgo->cmd->forwardmove = 0.f;
			csgo->cmd->sidemove = 0.f;

			const auto delta = Math::NormalizeYaw(orig.y - RAD2DEG(atan2(csgo->local->GetVelocity().y, csgo->local->GetVelocity().x)));

			csgo->cmd->sidemove = delta > 0.f ? -cl_sidespeed->GetFloat() : cl_sidespeed->GetFloat();

			orig.y = Math::NormalizeYaw(orig.y - delta);
		}
	}
};