C++'Raylib

#include<iostream>
#include<raylib.h>

struct AnimData
{
    Rectangle rec;
    Vector2 pos;
    int frame;
    float updateTime;
    float runningTime;
};
const int sWidth = 100;
const int sHeigth = 50;


int main()
{
    InitWindow(800, 400, "My first game");
    Rectangle rec[sWidth][sHeigth];
    int type[sWidth][sHeigth]
    {

                    { 1,1,1,1,1,1,1,1,1,1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1},
                    {1,0,0,0,0,0,0,0,0,0,0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,1},
                    {1,0,0,0,0,0,0,0,0,0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,1},
                    {1,0,0,0,0,0,0,0,0,0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,1},
                    {1,0,0,0,0,0,0,0,0,0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,1},
                    {1,0,0,0,0,0,0,0,0,0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,1},
                    {1,0,0,0,0,0,0,0,0,0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,1},
                    {1,0,0,0,0,0,0,0,0,0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,1},
                    {1,0,0,0,0,0,0,0,0,0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,1},
                    { 1,1,1,1,1,1,1,1,1,1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}

    };

    for (int i = 0;i < sWidth;i++)
    {
        for (int j = 0;j < sHeigth;j++)
        {
            Rectangle floor{ i * 32, j * 32, 32, 32 };
            rec[i][j] = floor;
        }
    }


    int playervec = 128;

    bool UP = false, DOWN = false, LEFT=false, RIGHT=false, ISMOVINGu=false, ISMOVINGd = false,
        ISMOVINGl = false ,ISMOVINGr = false
        ;

    Image nebula = LoadImage("pla.png");
    Texture2D tex = LoadTextureFromImage(nebula);
    AnimData nebData{
           {0.0, 0.0, nebula.width / 3, nebula.height / 4}, // Rectangle rec
           {200, 125}, // Vector2 pos
           0, // int frame
           1.0f / 9.0f, // float updateTime
           0 // float runningTime
    };
    bool isShoot = false;
    Rectangle rec1{ nebData.pos.x ,nebData.pos.y,4.f,4.f };
    Vector2 pos{ nebData.pos.x + 20.0f, nebData.pos.y + 20.0f };
    Vector2 off{ 800 / 2.0f, 400 / 2.0f };
    Camera2D camera = { 0 };
    camera.target = pos;
    camera.offset = off;
    camera.rotation = 0.0f;
    camera.zoom = 1.0f;


    SetTargetFPS(60);
    while (!WindowShouldClose())
    {
        const float dt = GetFrameTime();
        BeginDrawing();

        if (IsKeyDown(KEY_W))
        {
            UP = true;
            ISMOVINGu = true;

        }
        if (IsKeyUp(KEY_W))
            ISMOVINGu = false;


        if (IsKeyDown(KEY_S))
        {
            DOWN = true;
            ISMOVINGd = true;

        }
        if (IsKeyUp(KEY_S))
        {
            ISMOVINGd = false;


        }
        if (IsKeyDown(KEY_A))
        {
            LEFT = true;
            ISMOVINGl = true;
        }
        if (IsKeyUp(KEY_A))
        {
            ISMOVINGl = false;

        }
        if (IsKeyDown(KEY_D))
        {
            RIGHT = true;
            ISMOVINGr = true;
        }
        if (IsKeyUp(KEY_D))
            ISMOVINGr = false;

        if (!ISMOVINGd && !ISMOVINGu && !ISMOVINGl && !ISMOVINGr)
            nebData.rec.x = 32;

        if (UP)
        {

            nebData.pos.y -= playervec * dt;
            nebData.rec.y = 96;
            Rectangle rec1{ (int)nebData.pos.x + 9, (int)nebData.pos.y + 9 };
            for(int i=0;i<sWidth;i++)
            {
                for(int j=0;j<sHeigth;j++)
                if (CheckCollisionRecs(rec1, rec[i][j]))
                {

                    if (type[i][j] == 1)

                        nebData.pos.y += playervec * dt;
                }
            }
            UP = false;
            camera.target = { nebData.pos.x + 20.0f, nebData.pos.y + 20.0f };
        }

        if (DOWN)
        {
            nebData.pos.y += playervec * dt;
            nebData.rec.y = 0;
            Rectangle rec1{ (int)nebData.pos.x + 9, (int)nebData.pos.y + 9 };
            for(int i=0;i<sWidth;i++)
                for (int j = 0;j < sHeigth;j++)
            if (CheckCollisionRecs(rec1, rec[i][j]))
            {
                if(type[i][j] == 1)
                    nebData.pos.y -= playervec * dt;


            }
            DOWN = false;
            camera.target = { nebData.pos.x + 20.0f, nebData.pos.y + 20.0f };
        }

        if (LEFT)
        {
            nebData.pos.x -= playervec * dt;
            nebData.rec.y = 32;
            Rectangle rec1{ (int)nebData.pos.x+9, (int)nebData.pos.y+9 };

            for (int i = 0;i < sWidth;i++)
                for (int j = 0;j < sHeigth;j++)
            if (CheckCollisionRecs(rec1, rec[i][j]))
            {
                if (type[i][j] == 1)
                nebData.pos.x += playervec * dt;

            }
            LEFT = false;
            camera.target = { nebData.pos.x + 20.0f, nebData.pos.y + 20.0f };
        }

        if (RIGHT)
        {
            nebData.pos.x += playervec * dt;
            nebData.rec.y = 64;
            Rectangle rec1{ (int)nebData.pos.x+24, (int)nebData.pos.y+9 };

            for (int i = 0;i < sWidth;i++) {
                for (int j = 0;j < sHeigth;j++)

                if (CheckCollisionRecs(rec1, rec[i][j]))
                {
                    if (type[i][j] == 1)
                        nebData.pos.x -= playervec * dt;

                }
            }

            RIGHT = false;
            camera.target = { nebData.pos.x + 20.0f, nebData.pos.y + 20.0f };

        }

        if(IsKeyPressed(KEY_SPACE))
        {
            isShoot = true;

        }
        if(IsKeyReleased(KEY_SPACE))
        {
            //isShoot = false;
        }

        if(isShoot&&rec1.x<800)
            rec1.x += 2.f ;
        else
        {
            isShoot = false;
        }

        nebData.runningTime += dt;
        if (nebData.runningTime >= nebData.updateTime &&(ISMOVINGu||ISMOVINGd||ISMOVINGl||ISMOVINGr))
        {
            nebData.runningTime = 0.0;

            nebData.rec.x = nebData.frame * nebData.rec.width;
            nebData.frame++;
            if (nebData.frame > 4)
            {
                nebData.frame = 0;
            }
        }

        BeginMode2D(camera);

        ClearBackground(BLACK);

        for (int i = 0;i < sWidth;i++)
            for (int j = 0;j < sHeigth;j++)
        {   if(type[i][j] == 1)
            DrawRectangle((int)rec[i][j].x, (int)rec[i][j].y, (int)rec[i][j].width, (int)rec[i][j].height, GRAY);
        else DrawRectangle((int)rec[i][j].x, (int)rec[i][j].y, (int)rec[i][j].width, (int)rec[i][j].height, DARKGREEN);

        }
        DrawTextureRec(tex, nebData.rec, nebData.pos, WHITE);
        if(isShoot)
        DrawRectangle(rec1.x,rec1.y,4.f,4.f,BLUE);
        EndDrawing();
        EndMode2D();
    }
    CloseWindow();
    //std::cout<<"Hello, World\n";

    return 0;
}