mirror of
https://github.com/neocturne/MinedMap.git
synced 2025-03-05 17:44:52 +01:00
Write PNG files
No biome colors or light levels yet...
This commit is contained in:
parent
cd45c4009c
commit
d26fe3d9f8
6 changed files with 330 additions and 15 deletions
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@ -3,6 +3,7 @@ project(MINEDMAP CXX)
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find_package(PkgConfig REQUIRED)
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pkg_check_modules(LIBPNG REQUIRED libpng>=1.2)
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pkg_check_modules(ZLIB REQUIRED zlib)
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@ -1,12 +1,13 @@
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include_directories(${ZLIB_INCLUDE_DIRS})
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link_directories(${ZLIB_LIBRARY_DIRS})
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include_directories(${ZLIB_INCLUDE_DIRS} ${LIBPNG_INCLUDE_DIRS})
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link_directories(${ZLIB_LIBRARY_DIRS} ${LIBPNG_LIBRARY_DIRS})
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add_executable(MinedMap
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MinedMap.cpp
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NBT/Tag.cpp
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World/BlockType.cpp
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World/Chunk.cpp
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World/Region.cpp
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)
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set_target_properties(MinedMap PROPERTIES COMPILE_FLAGS "-std=c++11 -Wall ${ZLIB_CFLAGS_OTHER}")
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set_target_properties(MinedMap PROPERTIES LINK_FLAGS "${ZLIB_LDFLAGS_OTHER}")
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target_link_libraries(MinedMap ${ZLIB_LIBRARIES})
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set_target_properties(MinedMap PROPERTIES COMPILE_FLAGS "-std=c++11 -Wall ${ZLIB_CFLAGS_OTHER} ${LIBPNG_CFLAGS_OTHER}")
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set_target_properties(MinedMap PROPERTIES LINK_FLAGS "${ZLIB_LDFLAGS_OTHER} ${LIBPNG_LDFLAGS_OTHER}")
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target_link_libraries(MinedMap ${ZLIB_LIBRARIES} ${LIBPNG_LIBRARIES})
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@ -24,25 +24,89 @@
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*/
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#include "World/BlockType.hpp"
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#include "World/Region.hpp"
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#include "NBT/ListTag.hpp"
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#include <cerrno>
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#include <csetjmp>
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#include <cstdio>
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#include <iostream>
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#include <unistd.h>
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#include <system_error>
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#include <arpa/inet.h>
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#include <png.h>
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using namespace MinedMap;
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static void writePNG(const char *filename, const uint32_t data[World::Region::SIZE*World::Chunk::SIZE][World::Region::SIZE*World::Chunk::SIZE]) {
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std::FILE *f = std::fopen(filename, "wb");
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if (!f)
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throw std::system_error(errno, std::generic_category(), "unable to open output file");
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png_structp png_ptr = png_create_write_struct (PNG_LIBPNG_VER_STRING, nullptr, nullptr, nullptr);
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if (!png_ptr)
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throw std::runtime_error("unable to create PNG write struct");
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png_infop info_ptr = png_create_info_struct(png_ptr);
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if (!info_ptr) {
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png_destroy_write_struct(&png_ptr, nullptr);
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throw std::runtime_error("unable to create PNG info struct");
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}
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if (setjmp(png_jmpbuf(png_ptr))) {
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png_destroy_write_struct(&png_ptr, &info_ptr);
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fclose(f);
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throw std::runtime_error("unable to write PNG file");
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}
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png_init_io(png_ptr, f);
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png_set_IHDR(png_ptr, info_ptr, World::Region::SIZE*World::Chunk::SIZE, World::Region::SIZE*World::Chunk::SIZE,
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8, PNG_COLOR_TYPE_RGB_ALPHA, PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT);
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uint8_t *row_pointers[World::Region::SIZE*World::Chunk::SIZE];
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for (size_t i = 0; i < World::Region::SIZE*World::Chunk::SIZE; i++)
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row_pointers[i] = const_cast<uint8_t*>(reinterpret_cast<const uint8_t*>(data[i]));
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png_set_rows(png_ptr, info_ptr, row_pointers);
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png_write_png(png_ptr, info_ptr, PNG_TRANSFORM_IDENTITY, NULL);
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std::fclose(f);
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}
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int main(int argc, char *argv[]) {
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using namespace MinedMap;
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if (argc < 2) {
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std::cerr << "Usage: " << argv[0] << " region" << std::endl;
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if (argc < 3) {
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std::cerr << "Usage: " << argv[0] << " region output" << std::endl;
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return 1;
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}
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World::Region region(argv[1]);
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const World::Chunk &chunk = *region(0, 0);
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World::Chunk::Blocks layer = chunk.getTopLayer();
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uint32_t image[World::Region::SIZE*World::Chunk::SIZE][World::Region::SIZE*World::Chunk::SIZE] = {};
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for (size_t X = 0; X < World::Region::SIZE; X++) {
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for (size_t Z = 0; Z < World::Region::SIZE; Z++) {
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const World::Chunk *chunk = region(X, Z);
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if (!chunk)
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continue;
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World::Chunk::Blocks layer = chunk->getTopLayer();
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for (size_t x = 0; x < World::Chunk::SIZE; x++) {
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for (size_t z = 0; z < World::Chunk::SIZE; z++) {
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const World::BlockType &t = World::BLOCK_TYPES[layer.blocks[x][z].id];
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if (t.opaque)
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image[Z*World::Chunk::SIZE+z][X*World::Chunk::SIZE+x] = htonl((t.color << 8) | 0xff);
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}
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}
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}
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}
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writePNG(argv[2], image);
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return 0;
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}
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208
src/World/BlockType.cpp
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208
src/World/BlockType.cpp
Normal file
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@ -0,0 +1,208 @@
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/*
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Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "BlockType.hpp"
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namespace MinedMap {
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namespace World {
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const BlockType BLOCK_TYPES[256] = {
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/* 0 */ {false, 0},
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/* 1 */ {true, 8224125},
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/* 2 */ {true, 9671571},
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/* 3 */ {true, 8806467},
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/* 4 */ {true, 8026746},
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/* 5 */ {true, 10256206},
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/* 6 */ {true, 4679205},
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/* 7 */ {true, 5460819},
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/* 8 */ {true, 3229684},
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/* 9 */ {true, 3032052},
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/* 10 */ {true, 13589267},
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/* 11 */ {true, 13916690},
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/* 12 */ {true, 14406560},
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/* 13 */ {true, 8289402},
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/* 14 */ {true, 9407356},
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/* 15 */ {true, 8880766},
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/* 16 */ {true, 7566195},
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/* 17 */ {true, 10124621},
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/* 18 */ {true, 8882055},
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/* 19 */ {true, 11974201},
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/* 20 */ {true, 14348532},
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/* 21 */ {true, 6713478},
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/* 22 */ {true, 2507657},
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/* 23 */ {true, 6316128},
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/* 24 */ {true, 14340766},
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/* 25 */ {true, 6570802},
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/* 26 */ {true, 9311766},
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/* 27 */ {true, 8678472},
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/* 28 */ {true, 7890265},
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/* 29 */ {true, 6316128},
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/* 30 */ {true, 14474460},
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/* 31 */ {false, 0},
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/* 32 */ {false, 0},
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/* 33 */ {true, 6316128},
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/* 34 */ {true, 10060121},
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/* 35 */ {true, 14540253},
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/* 36 */ {false, 0},
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/* 37 */ {false, 0},
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/* 38 */ {false, 0},
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/* 39 */ {false, 0},
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/* 40 */ {false, 0},
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/* 41 */ {true, 16378958},
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/* 42 */ {true, 14408667},
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/* 43 */ {true, 10461087},
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/* 44 */ {true, 10461087},
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/* 45 */ {true, 9593686},
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/* 46 */ {true, 8536367},
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/* 47 */ {true, 10256206},
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/* 48 */ {true, 6781287},
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/* 49 */ {true, 1315357},
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/* 50 */ {false, 0},
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/* 51 */ {true, 13863989},
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/* 52 */ {true, 1713969},
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/* 53 */ {true, 10256206},
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/* 54 */ {true, 10256206},
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/* 55 */ {true, 11213577},
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/* 56 */ {true, 8490127},
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/* 57 */ {true, 6413269},
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/* 58 */ {true, 7030570},
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/* 59 */ {true, 45842},
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/* 60 */ {true, 7555885},
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/* 61 */ {true, 6316128},
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/* 62 */ {true, 6316128},
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/* 63 */ {false, 0},
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/* 64 */ {true, 8807730},
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/* 65 */ {false, 0},
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/* 66 */ {true, 7957592},
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/* 67 */ {true, 8026746},
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/* 68 */ {false, 0},
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/* 69 */ {false, 0},
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/* 70 */ {true, 8224125},
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/* 71 */ {true, 10724259},
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/* 72 */ {true, 10256206},
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/* 73 */ {true, 8678251},
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/* 74 */ {true, 8678251},
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/* 75 */ {true, 11213577},
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/* 76 */ {true, 11213577},
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/* 77 */ {false, 0},
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/* 78 */ {true, 15727611},
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/* 79 */ {true, 8236543},
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/* 80 */ {true, 15727611},
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/* 81 */ {true, 877336},
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/* 82 */ {true, 10396848},
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/* 83 */ {true, 9748581},
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/* 84 */ {true, 7031095},
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/* 85 */ {true, 10256206},
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/* 86 */ {true, 12613141},
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/* 87 */ {true, 7288372},
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/* 88 */ {true, 5521459},
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/* 89 */ {true, 9401925},
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/* 90 */ {true, 5704383},
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/* 91 */ {true, 12613141},
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/* 92 */ {true, 14994894},
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/* 93 */ {true, 9933715},
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/* 94 */ {true, 10523539},
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/* 95 */ {true, 16777215},
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/* 96 */ {true, 8281389},
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/* 97 */ {true, 8224125},
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/* 98 */ {true, 8026746},
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/* 99 */ {true, 9267795},
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/* 100 */ {true, 11937060},
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/* 101 */ {true, 7171178},
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/* 102 */ {true, 14348532},
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/* 103 */ {true, 9935140},
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/* 104 */ {false, 0},
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/* 105 */ {false, 0},
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/* 106 */ {true, 7303023},
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/* 107 */ {true, 10256206},
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/* 108 */ {true, 9593686},
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/* 109 */ {true, 8026746},
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/* 110 */ {true, 7299945},
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/* 111 */ {true, 7763574},
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/* 112 */ {true, 2889242},
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/* 113 */ {true, 2889242},
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/* 114 */ {true, 2889242},
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/* 115 */ {true, 6950430},
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/* 116 */ {true, 6766651},
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/* 117 */ {true, 6974058},
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/* 118 */ {true, 3618615},
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/* 119 */ {true, 788751},
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/* 120 */ {true, 5862752},
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/* 121 */ {true, 14540709},
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/* 122 */ {true, 788751},
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/* 123 */ {true, 4598554},
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/* 124 */ {true, 7821623},
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/* 125 */ {true, 10256206},
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/* 126 */ {true, 10256206},
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/* 127 */ {true, 9079872},
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/* 128 */ {true, 14340766},
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/* 129 */ {true, 7176308},
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/* 130 */ {true, 788751},
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/* 131 */ {false, 0},
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/* 132 */ {false, 0},
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/* 133 */ {true, 5364085},
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/* 134 */ {true, 6769966},
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/* 135 */ {true, 12825467},
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/* 136 */ {true, 10120781},
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/* 137 */ {true, 11700591},
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/* 138 */ {true, 7658967},
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/* 139 */ {true, 8026746},
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/* 140 */ {true, 7749939},
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/* 141 */ {true, 109328},
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/* 142 */ {true, 109328},
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/* 143 */ {false, 0},
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/* 144 */ {false, 0},
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/* 145 */ {true, 4209724},
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/* 146 */ {true, 10256206},
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/* 147 */ {true, 16378958},
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/* 148 */ {true, 14408667},
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/* 149 */ {true, 10262165},
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/* 150 */ {true, 10851732},
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/* 151 */ {true, 8549470},
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/* 152 */ {true, 11213577},
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/* 153 */ {true, 8213583},
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/* 154 */ {true, 3618615},
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/* 155 */ {true, 15526370},
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/* 156 */ {true, 15526370},
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/* 157 */ {true, 6837063},
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/* 158 */ {true, 6316128},
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/* 159 */ {true, 13742753},
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/* 160 */ {true, 16777215},
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/* 161 */ {true, 8882055},
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/* 162 */ {true, 10115904},
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/* 163 */ {true, 11098931},
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/* 164 */ {true, 4007698},
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/* 170 */ {true, 11045648},
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/* 171 */ {true, 14540253},
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/* 172 */ {true, 9854018},
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/* 173 */ {true, 1184274},
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/* 174 */ {true, 10863349},
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/* 175 */ {false, 0},
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};
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}
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}
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42
src/World/BlockType.hpp
Normal file
42
src/World/BlockType.hpp
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@ -0,0 +1,42 @@
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/*
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Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
|
||||
|
||||
1. Redistributions of source code must retain the above copyright notice,
|
||||
this list of conditions and the following disclaimer.
|
||||
2. Redistributions in binary form must reproduce the above copyright notice,
|
||||
this list of conditions and the following disclaimer in the documentation
|
||||
and/or other materials provided with the distribution.
|
||||
|
||||
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
||||
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
|
||||
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
||||
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
||||
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
||||
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||||
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
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*/
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#pragma once
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#include <cstdint>
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namespace MinedMap {
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namespace World {
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struct BlockType {
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bool opaque;
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uint32_t color;
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};
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extern const BlockType BLOCK_TYPES[256];
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}
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}
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@ -25,6 +25,7 @@
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#include "Chunk.hpp"
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#include "BlockType.hpp"
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#include "../Util.hpp"
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#include "../NBT/ByteTag.hpp"
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#include "../NBT/ByteArrayTag.hpp"
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@ -143,7 +144,7 @@ Chunk::Blocks Chunk::getTopLayer() const {
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continue;
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uint8_t block = getBlockAt(*it, x, y, z);
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if (block) {
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if (BLOCK_TYPES[block].opaque) {
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blocks.blocks[x][z].id = block;
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blocks.blocks[x][z].data = getDataAt(*it, x, y, z);
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done++;
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@ -153,8 +154,6 @@ Chunk::Blocks Chunk::getTopLayer() const {
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}
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}
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std::cerr << "Done: " << done << std::endl;
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return blocks;
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}
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