Sprout/tools/darkroom/texconv.cpp

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/*=============================================================================
Copyright (c) 2011-2013 Bolero MURAKAMI
https://github.com/bolero-MURAKAMI/Sprout
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
=============================================================================*/
/*
requires: OpenCV (http://opencv.jp/)
*/
#include <cstddef>
#include <iostream>
#include <iomanip>
#include <opencv/cv.h>
#include <opencv/highgui.h>
#include <opencv/cv.hpp>
#include <opencv/highgui.hpp>
int main(int argc, char* argv[]) {
if (argc < 2) {
std::cerr
<< "#error missing parameter.\n"
<< std::flush
;
return 0;
}
cv::Mat image(cv::imread(argv[1]));
std::cout
<< "#if defined(DARKROOM_LOADING_TEXTURE_VERSION)\n"
"\n"
"DARKROOM_TEX_VERSION(0)\n"
"\n"
"#elif defined(DARKROOM_LOADING_TEXTURE_INFO)\n"
"\n"
"DARKROOM_TEX_IMAGE_DEFAULT,\n"
"DARKROOM_TEX_PIXEL_INT_R8G8B8,\n"
<< image.cols << ",\n"
<< image.rows << "\n"
<< "\n"
"#elif defined(DARKROOM_LOADING_TEXTURE_PIXEL)\n"
"\n"
;
std::cout << std::hex;
for (std::size_t y = 0, h = image.rows; y != h; ++y) {
for (std::size_t x = 0, w = image.cols; x != w; ++x) {
auto pixel = image.ptr(y) + x * 3;
std::cout
<< "0x"
<< std::setfill('0') << std::setw(2) << unsigned(pixel[2])
<< std::setfill('0') << std::setw(2) << unsigned(pixel[1])
<< std::setfill('0') << std::setw(2) << unsigned(pixel[0])
;
if (!(y == h - 1 && x == w - 1)) {
std::cout << ',';
if (x != w - 1) {
std::cout << ' ';
}
}
}
std::cout << '\n';
}
std::cout << std::dec;
std::cout
<< "\n"
"#endif\n"
<< std::flush
;
}