#include <iostream>
#include "bmpimage.h"

const std::string FILENAME = "../elef.bmp";
const std::string FILENAME_OUT = "../elef_out.bmp";
//
//void lab01() {
//    auto og_image = readBMPImage("../elef.bmp");
//    auto pixels1 = og_image.pixels_copy();
//    auto pixels2 = og_image.pixels_copy();
//    for (int i = 0; i < og_image.height(); ++i) {
//        for (int j = 0; j < og_image.width(); ++j) {
//            pixels1[i][j] = pixels1[i][j] / 2;
//            pixels2[i][j] = pixels2[i][j] * 2;
//        }
//    }
//    auto darkenImg = BMPImage(pixels1, og_image.width(), og_image.height());
//    auto lighterImg = BMPImage(pixels2, og_image.width(), og_image.height());
//    og_image.appendRight(lighterImg)->appendRight(darkenImg)->appendRight(invertColors(og_image))->appendRight(
//            grayscale(og_image))->save("../lab01/elef1.bmp");
//}
//
//void lab02_01() {
//    auto img = readBMPImage("../tea.bmp");
//    auto img_512 = downscale2x(img);
//    auto img_256 = downscale2x(img_512);
//    auto img_128 = downscale2x(img_256);
//    img_512.save("../lab02/tea_512.bmp");
//    img_256.save("../lab02/tea_256.bmp");
//    img_128.save("../lab02/tea_128.bmp");
//    auto newImg = img.appendRight(img_512)->appendRight(img_256)->appendRight(img_128);
//    newImg->save("../lab02/tea_downscale.bmp");
//    auto img_from_512 = upscale2x(img_512);
////    auto img_from_256 = upscale2x(upscale2x(img_256));
////    auto img_from_128 = upscale2x(upscale2x(upscale2x(img_128)));
//    auto tmp = upscale2x(img_256);
//    auto img_from_256 = upscale2x(tmp);
//    auto tmp2 = upscale2x(img_128);
//    auto tmp3 = upscale2x(tmp2);
//    auto img_from_128 = upscale2x(tmp3);
//    img_from_512.save("../lab02/tea_from_512.bmp");
//    img_from_256.save("../lab02/tea_from_256.bmp");
//    img_from_128.save("../lab02/tea_from_128.bmp");
//    img.appendRight(img_from_512)->appendRight(img_from_256)->appendRight(img_from_128)->save("../lab02/tea_upscale.bmp");
////    newImg2->save("../lab02/tea_upscale.bmp");
//}
//
//void lab02_02() {
//    auto img = readBMPImage("../tea.bmp");
//    auto gsImg = grayscale(img);
//    gsImg.save("../lab02/tea_grayscale_256.bmp");
//    auto gsPixels = gsImg.pixels_copy();
//    auto width = gsImg.width();
//    auto height = gsImg.height();
//    for (int i = 0; i < height; ++i) {
//        for (int j = 0; j < width; ++j) {
//            gsPixels[i][j] = (gsPixels[i][j] / 2) * 2;
//        }
//    }
//    auto gsImg128 = BMPImage(gsPixels, width, height);
//    gsPixels = gsImg.pixels_copy();
//    for (int i = 0; i < height; ++i) {
//        for (int j = 0; j < width; ++j) {
//            gsPixels[i][j] = (gsPixels[i][j] / 4) * 4;
//        }
//    }
//    auto gsImg64 = BMPImage(gsPixels, width, height);
//    gsPixels = gsImg.pixels_copy();
//    for (int i = 0; i < height; ++i) {
//        for (int j = 0; j < width; ++j) {
//            gsPixels[i][j] = (gsPixels[i][j] / 8) * 8;
//        }
//    }
//    auto gsImg32 = BMPImage(gsPixels, width, height);
//    gsImg128.save("../lab02/tea_grayscale_128.bmp");
//    gsImg64.save("../lab02/tea_grayscale_64.bmp");
//    gsImg32.save("../lab02/tea_grayscale_32.bmp");
//    gsImg.appendRight(gsImg128)->appendRight(gsImg64)->appendRight(gsImg32)->save("../lab02/tea_grayscale.bmp");
//}
//
//void lab02_03(){
//    auto img = readBMPImage("../tea.bmp");
//    auto img_1_5 = upscale1_5x(img);
//    auto img_2 = upscale2x(img);
//    auto img_3 = upscale2x(img_1_5);
//    img_1_5.save("../lab02/lab02_03/tea_x1_5.bmp");
//    img_2.save("../lab02/lab02_03/tea_x2.bmp");
//    img_3.save("../lab02/lab02_03/tea_x3.bmp");
////    img.appendRight(img_1_5)->appendRight(img_2)->appendRight(img_3)->save("../lab02/lab02_03/tea_upscale.bmp");
//    img.appendRight(img_1_5)->save("../lab02/lab02_03/tea_upscale.bmp");
//}

void test() {
    Pixel **test;
    test = new Pixel *[3];
    test[0] = new Pixel[3];
    test[1] = new Pixel[3];
    test[2] = new Pixel[3];
    test[0][0] = Pixel{0, 0, 0};
    test[0][1] = Pixel{127, 127, 127};
    test[0][2] = Pixel{255, 255, 255};
    test[1][0] = Pixel{127, 127, 127};
    test[1][1] = Pixel{63, 63, 63};
    test[1][2] = Pixel{127, 127, 127};
    test[2][0] = Pixel{255, 255, 255};
    test[2][1] = Pixel{127, 127, 127};
    test[2][2] = Pixel{0, 0, 0};
    auto test_img = BMPImage(test, 3, 3);
    test_img.save("../test.bmp");
    auto test_scale = upscale2x(test_img);
    test_scale.save("../test_scale.bmp");
}

int main() {
    //lab01();
    //lab02_01();
    //lab02_02();
//    lab02_03();
    test();
    return 0;
}