#pragma once
#include "Utils/cVector.h"
#include "Offsets.h"
#include "ImGui/imgui.h"

class ScreenProjection 
{
public:

    BOOL WorldToScreen(const Vector_t& Pos, Vector2D_t& ToPos) const
    {
        float(*ViewMatrix)[4][4] = reinterpret_cast<float(*)[4][4]>(Offsets->GameData.dwViewMatrix);

        const float w = (*ViewMatrix)[3][0] * Pos.x + (*ViewMatrix)[3][1] * Pos.y + (*ViewMatrix)[3][2] * Pos.z + (*ViewMatrix)[3][3];
        if (w <= 0.01)
            return FALSE;

        const float invW = 1.0f / w;
        const float SightX = ImGui::GetIO().DisplaySize.x * 0.5f;
        const float SightY = ImGui::GetIO().DisplaySize.y * 0.5f;

        ToPos.x = SightX + (((*ViewMatrix)[0][0] * Pos.x + (*ViewMatrix)[0][1] * Pos.y + (*ViewMatrix)[0][2] * Pos.z + (*ViewMatrix)[0][3]) * invW * SightX);
        ToPos.y = SightY - (((*ViewMatrix)[1][0] * Pos.x + (*ViewMatrix)[1][1] * Pos.y + (*ViewMatrix)[1][2] * Pos.z + (*ViewMatrix)[1][3]) * invW * SightY);

        return TRUE;
    }
};

inline ScreenProjection View;