978 lines
25 KiB
C++
978 lines
25 KiB
C++
/*
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* =====================================================================
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* Version: 1.0
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* Created: 23.08.2012 12:35:53
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* Author: Miroslav Bendík
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* Company: LinuxOS.sk
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* =====================================================================
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*/
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#include <cstdio>
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#include <cstdlib>
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#include <climits>
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#include <fstream>
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#include <gdfontmb.h>
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#include <iostream>
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#include <sstream>
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#include <stdexcept>
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#include <cerrno>
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#include <cstring>
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#include "config.h"
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#include "PlayerAttributes.h"
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#include "TileGenerator.h"
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#include "ZlibDecompressor.h"
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#include "db-sqlite3.h"
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#if USE_LEVELDB
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#include "db-leveldb.h"
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#endif
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using namespace std;
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static inline int64_t pythonmodulo(int64_t i, int64_t mod)
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{
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if (i >= 0) {
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return i % mod;
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}
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else {
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return mod - ((-i) % mod);
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}
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}
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static inline int unsignedToSigned(long i, long max_positive)
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{
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if (i < max_positive) {
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return i;
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}
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else {
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return i - 2l * max_positive;
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}
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}
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static inline uint16_t readU16(const unsigned char *data)
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{
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return data[0] << 8 | data[1];
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}
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static inline int rgb2int(uint8_t r, uint8_t g, uint8_t b, uint8_t a=0xFF)
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{
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return (a << 24) + (r << 16) + (g << 8) + b;
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}
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static inline int color2int(Color c)
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{
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return rgb2int(c.r, c.g, c.b, c.a);
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}
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static inline int readBlockContent(const unsigned char *mapData, int version, int datapos)
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{
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if (version >= 24) {
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size_t index = datapos << 1;
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return (mapData[index] << 8) | mapData[index + 1];
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}
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else if (version >= 20) {
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if (mapData[datapos] <= 0x80) {
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return mapData[datapos];
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}
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else {
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return (int(mapData[datapos]) << 4) | (int(mapData[datapos + 0x2000]) >> 4);
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}
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}
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else {
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std::ostringstream oss;
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oss << "Unsupported map version " << version;
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throw std::runtime_error(oss.str());
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}
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}
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static inline int colorSafeBounds(int color)
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{
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if (color > 255) {
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return 255;
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}
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else if (color < 0) {
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return 0;
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}
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else {
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return color;
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}
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}
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static inline Color mixColors(Color a, Color b)
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{
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Color result;
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double a1 = a.a / 255.0;
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double a2 = b.a / 255.0;
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result.r = (int) (a1 * a.r + a2 * (1 - a1) * b.r);
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result.g = (int) (a1 * a.g + a2 * (1 - a1) * b.g);
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result.b = (int) (a1 * a.b + a2 * (1 - a1) * b.b);
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result.a = (int) (255 * (a1 + a2 * (1 - a1)));
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return result;
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}
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TileGenerator::TileGenerator():
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verboseCoordinates(false),
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verboseStatistics(false),
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m_bgColor(255, 255, 255),
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m_scaleColor(0, 0, 0),
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m_originColor(255, 0, 0),
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m_playerColor(255, 0, 0),
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m_tileBorderColor(0, 0, 0),
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m_drawOrigin(false),
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m_drawPlayers(false),
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m_drawScale(false),
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m_drawAlpha(false),
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m_shading(true),
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m_border(0),
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m_backend("sqlite3"),
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m_forceGeom(false),
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m_sqliteCacheWorldRow(false),
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m_image(0),
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m_xMin(INT_MAX/16-1),
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m_xMax(INT_MIN/16+1),
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m_zMin(INT_MAX/16-1),
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m_zMax(INT_MIN/16+1),
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m_yMin(INT_MAX/16-1),
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m_yMax(INT_MIN/16+1),
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m_reqXMin(MINETEST_MAPBLOCK_MIN),
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m_reqXMax(MINETEST_MAPBLOCK_MAX),
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m_reqYMin(MINETEST_MAPBLOCK_MIN),
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m_reqYMax(MINETEST_MAPBLOCK_MAX),
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m_reqZMin(MINETEST_MAPBLOCK_MIN),
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m_reqZMax(MINETEST_MAPBLOCK_MAX),
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m_reqYMinNode(0),
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m_reqYMaxNode(15),
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m_tileXOrigin(TILECENTER_IS_WORLDCENTER),
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m_tileZOrigin(TILECENTER_IS_WORLDCENTER),
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m_tileWidth(0),
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m_tileHeight(0),
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m_tileBorderSize(1),
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m_tileMapXOffset(0),
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m_tileMapYOffset(0)
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{
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}
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TileGenerator::~TileGenerator()
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{
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}
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void TileGenerator::setBgColor(const std::string &bgColor)
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{
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m_bgColor = parseColor(bgColor);
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}
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void TileGenerator::setForceGeom(bool forceGeom)
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{
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m_forceGeom = forceGeom;
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}
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void TileGenerator::setSqliteCacheWorldRow(bool cacheWorldRow)
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{
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m_sqliteCacheWorldRow = cacheWorldRow;
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}
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void TileGenerator::setScaleColor(const std::string &scaleColor)
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{
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m_scaleColor = parseColor(scaleColor);
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}
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void TileGenerator::setOriginColor(const std::string &originColor)
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{
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m_originColor = parseColor(originColor);
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}
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void TileGenerator::setPlayerColor(const std::string &playerColor)
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{
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m_playerColor = parseColor(playerColor);
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}
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void TileGenerator::setTileBorderColor(const std::string &tileBorderColor)
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{
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m_tileBorderColor = parseColor(tileBorderColor);
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}
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void TileGenerator::setTileBorderSize(int size)
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{
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m_tileBorderSize = size;
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}
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void TileGenerator::setTileSize(int width, int heigth)
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{
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m_tileWidth = width;
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m_tileHeight = heigth;
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}
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void TileGenerator::setTileOrigin(int x, int y)
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{
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m_tileXOrigin = x;
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m_tileZOrigin = y;
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}
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Color TileGenerator::parseColor(const std::string &color)
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{
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Color parsed;
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if (color.length() != 7) {
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throw std::runtime_error("Color not 7 characters long");
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}
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if (color[0] != '#') {
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throw std::runtime_error("Color does not begin with #");
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}
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long col = strtol(color.c_str() + 1, NULL, 16);
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parsed.b = col % 256;
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col = col / 256;
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parsed.g = col % 256;
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col = col / 256;
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parsed.r = col % 256;
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return parsed;
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}
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void TileGenerator::setDrawOrigin(bool drawOrigin)
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{
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m_drawOrigin = drawOrigin;
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}
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void TileGenerator::setDrawPlayers(bool drawPlayers)
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{
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m_drawPlayers = drawPlayers;
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}
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void TileGenerator::setDrawScale(bool drawScale)
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{
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m_drawScale = drawScale;
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if (m_drawScale) {
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m_border = 40;
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}
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}
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void TileGenerator::setDrawAlpha(bool drawAlpha)
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{
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m_drawAlpha = drawAlpha;
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}
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void TileGenerator::setShading(bool shading)
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{
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m_shading = shading;
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}
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void TileGenerator::setGeometry(int x, int y, int w, int h)
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{
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if (x > 0) {
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m_reqXMin = x / 16;
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}
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else {
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m_reqXMin = (x - 15) / 16;
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}
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if (y > 0) {
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m_reqZMin = y / 16;
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}
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else {
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m_reqZMin = (y - 15) / 16;
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}
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int x2 = x + w - 1;
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int y2 = y + h - 1;
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if (x2 > 0) {
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m_reqXMax = x2 / 16;
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}
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else {
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m_reqXMax = (x2 - 15) / 16;
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}
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if (y2 > 0) {
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m_reqZMax = y2 / 16;
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}
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else {
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m_reqZMax = (y2 - 15) / 16;
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}
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}
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void TileGenerator::setMinY(int y)
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{
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if (y > 0) {
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m_reqYMin = y / 16;
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}
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else {
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m_reqYMin = (y - 15) / 16;
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}
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m_reqYMinNode = y - 16 * m_reqYMin;
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}
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void TileGenerator::setMaxY(int y)
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{
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if (y > 0) {
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m_reqYMax = y / 16;
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}
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else {
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m_reqYMax = (y - 15) / 16;
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}
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m_reqYMaxNode = y - 16 * m_reqYMax;
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}
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void TileGenerator::parseColorsFile(const std::string &fileName)
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{
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ifstream in;
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in.open(fileName.c_str(), ifstream::in);
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if (!in.is_open()) {
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return;
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}
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parseColorsStream(in, fileName.c_str());
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}
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void TileGenerator::setBackend(std::string backend)
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{
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m_backend = backend;
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}
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void TileGenerator::generate(const std::string &input, const std::string &output)
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{
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string input_path = input;
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if (input_path[input.length() - 1] != PATH_SEPARATOR) {
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input_path += PATH_SEPARATOR;
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}
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openDb(input_path);
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loadBlocks();
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createImage();
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renderMap();
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if (m_drawScale) {
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renderScale();
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}
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if (m_drawOrigin) {
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renderOrigin();
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}
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if (m_drawPlayers) {
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renderPlayers(input_path);
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}
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writeImage(output);
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printUnknown();
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}
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void TileGenerator::parseColorsStream(std::istream &in, const std::string &filename)
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{
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string line;
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int linenr = 0;
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for (std::getline(in,line); in.good(); std::getline(in,line)) {
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linenr++;
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istringstream iline;
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iline.str(line);
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iline >> std::skipws;
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string name;
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ColorEntry color;
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iline >> name;
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if (name.length() == 0 || name[0] == '#')
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continue;
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int r, g, b, a, t;
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iline >> r;
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iline >> g;
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iline >> b;
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if (!iline.good() && !iline.eof()) {
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std::cerr << filename << ":" << linenr << ": bad line in colors file (" << line << ")" << std::endl;
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continue;
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}
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a = 0xff;
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iline >> a;
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t = 0;
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iline >> t;
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color = ColorEntry(r,g,b,a,t);
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m_colors[name] = color;
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}
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if (!in.eof()) {
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std::cerr << filename << ": error reading colors file after line " << linenr << std::endl;
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}
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}
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void TileGenerator::openDb(const std::string &input)
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{
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if(m_backend == "sqlite3") {
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DBSQLite3 *db;
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m_db = db = new DBSQLite3(input);
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db->cacheWorldRow = m_sqliteCacheWorldRow;
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}
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#if USE_LEVELDB
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else if(m_backend == "leveldb")
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m_db = new DBLevelDB(input);
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#endif
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else
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throw std::runtime_error(((std::string) "Unknown map backend: ") + m_backend);
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}
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void TileGenerator::loadBlocks()
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{
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int mapXMin, mapXMax;
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int mapYMin, mapYMax;
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int mapZMin, mapZMax;
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int geomYMin, geomYMax;
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long long world_blocks;
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long long map_blocks;
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if (verboseCoordinates) {
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cout << "Requested Geometry: "
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<< m_reqXMin*16 << "," << m_reqYMin*16+m_reqYMinNode << "," << m_reqZMin*16 << ".."
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<< m_reqXMax*16+15 << "," << m_reqYMax*16+m_reqYMaxNode << "," << m_reqZMax*16+15
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<< " ("
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<< m_reqXMin << "," << m_reqYMin << "," << m_reqZMin << ".."
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<< m_reqXMax << "," << m_reqYMax << "," << m_reqZMax
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<< ")\n";
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}
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mapXMin = INT_MAX/16-1;
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mapXMax = -INT_MIN/16+1;
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mapYMin = INT_MAX/16-1;
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mapYMax = -INT_MIN/16+1;
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mapZMin = INT_MAX/16-1;
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mapZMax = -INT_MIN/16+1;
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geomYMin = INT_MAX/16-1;
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geomYMax = -INT_MIN/16+1;
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std::vector<int64_t> vec = m_db->getBlockPos();
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world_blocks = 0;
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map_blocks = 0;
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for(std::vector<int64_t>::iterator it = vec.begin(); it != vec.end(); ++it) {
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world_blocks ++;
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BlockPos pos = decodeBlockPos(*it);
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if (pos.x < mapXMin) {
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mapXMin = pos.x;
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}
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if (pos.x > mapXMax) {
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mapXMax = pos.x;
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}
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if (pos.y < mapYMin) {
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mapYMin = pos.y;
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}
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if (pos.y > mapYMax) {
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mapYMax = pos.y;
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}
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if (pos.z < mapZMin) {
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mapZMin = pos.z;
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}
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if (pos.z > mapZMax) {
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mapZMax = pos.z;
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}
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if (pos.x < m_reqXMin || pos.x > m_reqXMax || pos.z < m_reqZMin || pos.z > m_reqZMax) {
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continue;
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}
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if (pos.y < geomYMin) {
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geomYMin = pos.y;
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}
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if (pos.y > geomYMax) {
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geomYMax = pos.y;
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}
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if (pos.y < m_reqYMin || pos.y > m_reqYMax) {
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continue;
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}
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map_blocks++;
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if (pos.y < m_yMin) {
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m_yMin = pos.y;
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}
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if (pos.y > m_yMax) {
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m_yMax = pos.y;
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}
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if (pos.x < m_xMin) {
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m_xMin = pos.x;
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}
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if (pos.x > m_xMax) {
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m_xMax = pos.x;
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}
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if (pos.z < m_zMin) {
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m_zMin = pos.z;
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}
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if (pos.z > m_zMax) {
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m_zMax = pos.z;
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}
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m_positions.push_back(pos);
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}
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if (verboseCoordinates) {
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cout << "World Geometry: "
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<< mapXMin*16 << "," << mapYMin*16 << "," << mapZMin*16 << ".."
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<< mapXMax*16+15 << "," << mapYMax*16+15 << "," << mapZMax*16+15
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<< " ("
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<< mapXMin << "," << mapYMin << "," << mapZMin << ".."
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<< mapXMax << "," << mapYMax << "," << mapZMax
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<< ") blocks: " << world_blocks << "\n";
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}
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if (m_forceGeom) {
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if (verboseCoordinates) {
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cout << "Minimal Map Geometry: "
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<< m_xMin*16 << "," << m_yMin*16+m_reqYMinNode << "," << m_zMin*16 << ".."
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<< m_xMax*16+15 << "," << m_yMax*16+m_reqYMaxNode << "," << m_zMax*16+15
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<< " ("
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<< m_xMin << "," << m_yMin << "," << m_zMin << ".."
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<< m_xMax << "," << m_yMax << "," << m_zMax
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<< ")\n";
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}
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m_xMin = m_reqXMin;
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m_xMax = m_reqXMax;
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m_zMin = m_reqZMin;
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m_zMax = m_reqZMax;
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}
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if (verboseCoordinates) {
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cout << "Map Vertical Limits: x," << geomYMin*16 << ",z..x," << geomYMax*16+15 << ",z (x," << geomYMin << ",z..x," << geomYMax << ",z)\n";
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cout << "Map Output Geometry: "
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<< m_xMin*16 << "," << m_yMin*16+m_reqYMinNode << "," << m_zMin*16 << ".."
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<< m_xMax*16+15 << "," << m_yMax*16+m_reqYMaxNode << "," << m_zMax*16+15
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<< " ("
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<< m_xMin << "," << m_yMin << "," << m_zMin << ".."
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<< m_xMax << "," << m_yMax << "," << m_zMax
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<< ") blocks: " << map_blocks << "\n";
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}
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m_positions.sort();
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}
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inline BlockPos TileGenerator::decodeBlockPos(int64_t blockId) const
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{
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BlockPos pos;
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pos.x = unsignedToSigned(pythonmodulo(blockId, 4096), 2048);
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blockId = (blockId - pos.x) / 4096;
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pos.y = unsignedToSigned(pythonmodulo(blockId, 4096), 2048);
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blockId = (blockId - pos.y) / 4096;
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pos.z = unsignedToSigned(pythonmodulo(blockId, 4096), 2048);
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return pos;
|
|
}
|
|
|
|
void TileGenerator::createImage()
|
|
{
|
|
m_mapWidth = (m_xMax - m_xMin + 1) * 16;
|
|
m_mapHeight = (m_zMax - m_zMin + 1) * 16;
|
|
m_blockPixelAttributes.setWidth(m_mapWidth);
|
|
|
|
// Set special values for origin (which depend on other paramters)
|
|
if (m_tileWidth) {
|
|
if (m_tileXOrigin == TILECENTER_IS_WORLDCENTER)
|
|
m_tileXOrigin = -m_tileWidth/2;
|
|
else if (m_tileXOrigin == TILECENTER_IS_MAPCENTER)
|
|
m_tileXOrigin = ((m_xMax+1)*2-(m_xMax+1-m_xMin))*8 - m_tileWidth/2;
|
|
}
|
|
if (m_tileHeight) {
|
|
if (m_tileZOrigin == TILECENTER_IS_WORLDCENTER)
|
|
m_tileZOrigin = -m_tileHeight/2;
|
|
else if (m_tileZOrigin == TILECENTER_IS_MAPCENTER)
|
|
m_tileZOrigin = ((m_zMax+1)*2-(m_zMax+1-m_zMin))*8 - m_tileHeight/2;
|
|
}
|
|
|
|
int pictWidth = m_mapWidth;
|
|
int pictHeight = m_mapHeight;
|
|
int tileBorderXStart = 0;
|
|
int tileBorderXLimit = 0;
|
|
int tileBorderZStart = 0;
|
|
int tileBorderZLimit = 0;
|
|
if (m_tileWidth && m_tileBorderSize) {
|
|
int xStart = m_xMin * 16 - m_tileXOrigin;
|
|
int xLimit = (m_xMax+1) * 16 - m_tileXOrigin;
|
|
int shift;
|
|
// shift values, so that xStart = 0..m_tileWidth-1
|
|
// (effect of m_tileXOrigin is identical to (m_tileXOrigin + m_tileWidth)
|
|
// so any multiple of m_tileWidth can be safely added)
|
|
if (xStart<0)
|
|
shift = - (xStart + 1) / m_tileWidth + 1;
|
|
else
|
|
shift = - xStart / m_tileWidth;
|
|
xStart += shift * m_tileWidth;
|
|
xLimit += shift * m_tileWidth;
|
|
|
|
// 0 -> 0
|
|
// 1..m_tileWidth -> 1
|
|
// (m_tileWidth+1)..(2*m_tileWidth) -> 2
|
|
// etc.
|
|
tileBorderXStart = (xStart + m_tileWidth - 1) / m_tileWidth;
|
|
tileBorderXLimit = (xLimit + m_tileWidth - 1) / m_tileWidth;
|
|
m_tileMapXOffset = (m_tileWidth - xStart) % m_tileWidth;
|
|
pictWidth += (tileBorderXLimit - tileBorderXStart) * m_tileBorderSize;
|
|
}
|
|
if (m_tileHeight && m_tileBorderSize) {
|
|
int zStart = m_zMin * 16 - m_tileZOrigin;
|
|
int zLimit = (m_zMax+1) * 16 - m_tileZOrigin;
|
|
int shift;
|
|
// shift values so that zStart = 0..m_tileHeight-1
|
|
if (zStart<0)
|
|
shift = - (zStart + 1) / m_tileHeight + 1;
|
|
else
|
|
shift = - zStart / m_tileHeight;
|
|
zStart += shift * m_tileHeight;
|
|
zLimit += shift * m_tileHeight;
|
|
|
|
// 0..(m_tileWidth-1) -> 1
|
|
// m_tileWidth..(2*m_tileWidth-1) -> 2
|
|
// etc.
|
|
tileBorderZStart = zStart / m_tileHeight + 1;
|
|
tileBorderZLimit = zLimit / m_tileHeight + 1;
|
|
m_tileMapYOffset = zLimit - ((tileBorderZLimit-tileBorderZStart) * m_tileHeight);
|
|
pictHeight += (tileBorderZLimit - tileBorderZStart) * m_tileBorderSize;
|
|
}
|
|
|
|
m_image = gdImageCreateTrueColor(pictWidth + m_border, pictHeight + m_border);
|
|
// Background
|
|
gdImageFilledRectangle(m_image, 0, 0, pictWidth + m_border - 1, pictHeight + m_border -1, color2int(m_bgColor));
|
|
|
|
// Draw tile borders
|
|
if (m_tileWidth && m_tileBorderSize) {
|
|
int borderColor = color2int(m_tileBorderColor);
|
|
for (int i = 0; i < tileBorderXLimit - tileBorderXStart; i++) {
|
|
int xPos = m_tileMapXOffset + i * (m_tileWidth + m_tileBorderSize);
|
|
gdImageFilledRectangle(m_image, xPos + m_border, m_border, xPos + (m_tileBorderSize-1) + m_border, pictHeight + m_border - 1, borderColor);
|
|
}
|
|
}
|
|
if (m_tileHeight && m_tileBorderSize) {
|
|
int borderColor = color2int(m_tileBorderColor);
|
|
for (int i = 0; i < tileBorderZLimit - tileBorderZStart; i++) {
|
|
int yPos = m_tileMapYOffset + i * (m_tileHeight + m_tileBorderSize);
|
|
gdImageFilledRectangle(m_image, m_border, yPos + m_border, pictWidth + m_border - 1, yPos + (m_tileBorderSize-1) + m_border, borderColor);
|
|
}
|
|
}
|
|
}
|
|
|
|
TileGenerator::Block TileGenerator::getBlockOnPos(BlockPos pos)
|
|
{
|
|
DBBlock in = m_db->getBlockOnPos(pos.x, pos.y, pos.z);
|
|
Block out(pos,(const unsigned char *)"");
|
|
|
|
if (!in.second.empty()) {
|
|
out = Block(decodeBlockPos(in.first), in.second);
|
|
// Verify. Just to be sure...
|
|
if (pos.x != out.first.x || pos.y != out.first.y || pos.z != out.first.z) {
|
|
std::ostringstream oss;
|
|
oss << "Got unexpexted block: "
|
|
<< out.first.x << "," << out.first.y << "," << out.first.z
|
|
<< " from database. Requested: "
|
|
<< pos.x << "," << pos.y << "," << pos.z;
|
|
throw std::runtime_error(oss.str());
|
|
}
|
|
}
|
|
else {
|
|
// I can't imagine this to be possible...
|
|
std::ostringstream oss;
|
|
oss << "Failed to get block: "
|
|
<< pos.x << "," << pos.y << "," << pos.z
|
|
<< " from database.";
|
|
throw std::runtime_error(oss.str());
|
|
}
|
|
return out;
|
|
}
|
|
|
|
void TileGenerator::renderMap()
|
|
{
|
|
int blocks_rendered = 0;
|
|
int area_rendered = 0;
|
|
BlockPos currentPos;
|
|
currentPos.x = INT_MIN;
|
|
currentPos.y = 0;
|
|
currentPos.z = INT_MIN;
|
|
bool allReaded = false;
|
|
for (std::list<BlockPos>::const_iterator position = m_positions.begin(); position != m_positions.end(); ++position) {
|
|
const BlockPos &pos = *position;
|
|
if (currentPos.x != pos.x || currentPos.z != pos.z) {
|
|
area_rendered++;
|
|
if (currentPos.z != pos.z && currentPos.z != INT_MIN && m_shading)
|
|
renderShading(currentPos.z);
|
|
for (int i = 0; i < 16; ++i) {
|
|
m_readedPixels[i] = 0;
|
|
}
|
|
currentPos = pos;
|
|
}
|
|
else if (allReaded) {
|
|
continue;
|
|
}
|
|
Block block = getBlockOnPos(pos);
|
|
if (!block.second.empty()) {
|
|
const unsigned char *data = block.second.c_str();
|
|
size_t length = block.second.length();
|
|
|
|
uint8_t version = data[0];
|
|
//uint8_t flags = data[1];
|
|
|
|
size_t dataOffset = 0;
|
|
if (version >= 22) {
|
|
dataOffset = 4;
|
|
}
|
|
else {
|
|
dataOffset = 2;
|
|
}
|
|
|
|
ZlibDecompressor decompressor(data, length);
|
|
decompressor.setSeekPos(dataOffset);
|
|
ZlibDecompressor::string mapData = decompressor.decompress();
|
|
ZlibDecompressor::string mapMetadata = decompressor.decompress();
|
|
dataOffset = decompressor.seekPos();
|
|
|
|
// Skip unused data
|
|
if (version <= 21) {
|
|
dataOffset += 2;
|
|
}
|
|
if (version == 23) {
|
|
dataOffset += 1;
|
|
}
|
|
if (version == 24) {
|
|
uint8_t ver = data[dataOffset++];
|
|
if (ver == 1) {
|
|
uint16_t num = readU16(data + dataOffset);
|
|
dataOffset += 2;
|
|
dataOffset += 10 * num;
|
|
}
|
|
}
|
|
|
|
// Skip unused static objects
|
|
dataOffset++; // Skip static object version
|
|
int staticObjectCount = readU16(data + dataOffset);
|
|
dataOffset += 2;
|
|
for (int i = 0; i < staticObjectCount; ++i) {
|
|
dataOffset += 13;
|
|
uint16_t dataSize = readU16(data + dataOffset);
|
|
dataOffset += dataSize + 2;
|
|
}
|
|
dataOffset += 4; // Skip timestamp
|
|
|
|
m_blockAirId = -1;
|
|
m_blockIgnoreId = -1;
|
|
// Read mapping
|
|
if (version >= 22) {
|
|
dataOffset++; // mapping version
|
|
uint16_t numMappings = readU16(data + dataOffset);
|
|
dataOffset += 2;
|
|
for (int i = 0; i < numMappings; ++i) {
|
|
uint16_t nodeId = readU16(data + dataOffset);
|
|
dataOffset += 2;
|
|
uint16_t nameLen = readU16(data + dataOffset);
|
|
dataOffset += 2;
|
|
string name = string(reinterpret_cast<const char *>(data) + dataOffset, nameLen);
|
|
if (name == "air") {
|
|
m_blockAirId = nodeId;
|
|
}
|
|
else if (name == "ignore") {
|
|
m_blockIgnoreId = nodeId;
|
|
}
|
|
else {
|
|
m_nameMap[nodeId] = name;
|
|
}
|
|
dataOffset += nameLen;
|
|
}
|
|
}
|
|
|
|
// Node timers
|
|
if (version >= 25) {
|
|
dataOffset++;
|
|
uint16_t numTimers = readU16(data + dataOffset);
|
|
dataOffset += 2;
|
|
dataOffset += numTimers * 10;
|
|
}
|
|
|
|
renderMapBlock(mapData, pos, version);
|
|
blocks_rendered++;
|
|
|
|
allReaded = true;
|
|
for (int i = 0; i < 16; ++i) {
|
|
if (m_readedPixels[i] != 0xffff) {
|
|
allReaded = false;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if(currentPos.z != INT_MIN && m_shading)
|
|
renderShading(currentPos.z);
|
|
if (verboseStatistics)
|
|
cout << "Statistics"
|
|
<< ": blocks read: " << m_db->getBlocksReadCount()
|
|
<< " (" << m_db->getBlocksCachedCount() << " cached + "
|
|
<< m_db->getBlocksUnCachedCount() << " uncached)"
|
|
<< "; blocks rendered: " << blocks_rendered
|
|
<< "; area rendered: " << area_rendered
|
|
<< "/" << (m_xMax-m_xMin+1) * (m_zMax-m_zMin+1)
|
|
<< " (" << (long long)area_rendered*16*16 << " nodes)"
|
|
<< std::endl;
|
|
}
|
|
|
|
inline void TileGenerator::renderMapBlock(const unsigned_string &mapBlock, const BlockPos &pos, int version)
|
|
{
|
|
int xBegin = (pos.x - m_xMin) * 16;
|
|
int zBegin = (m_zMax - pos.z) * 16;
|
|
const unsigned char *mapData = mapBlock.c_str();
|
|
int minY = (pos.y < m_reqYMin) ? 16 : (pos.y > m_reqYMin) ? 0 : m_reqYMinNode;
|
|
int maxY = (pos.y > m_reqYMax) ? -1 : (pos.y < m_reqYMax) ? 15 : m_reqYMaxNode;
|
|
Color col;
|
|
uint8_t th;
|
|
for (int z = 0; z < 16; ++z) {
|
|
int imageY = getImageY(zBegin + 15 - z);
|
|
for (int x = 0; x < 16; ++x) {
|
|
if (m_readedPixels[z] & (1 << x)) {
|
|
continue;
|
|
}
|
|
int imageX = getImageX(xBegin + x);
|
|
if(m_drawAlpha) {
|
|
col = Color(0,0,0,0);
|
|
th = 0;
|
|
}
|
|
for (int y = maxY; y >= minY; --y) {
|
|
int position = x + (y << 4) + (z << 8);
|
|
int content = readBlockContent(mapData, version, position);
|
|
if (content == m_blockIgnoreId || content == m_blockAirId) {
|
|
continue;
|
|
}
|
|
std::map<int, std::string>::iterator blockName = m_nameMap.find(content);
|
|
if (blockName == m_nameMap.end())
|
|
continue;
|
|
const string &name = blockName->second;
|
|
ColorMap::const_iterator color = m_colors.find(name);
|
|
if (color != m_colors.end()) {
|
|
const Color c = color->second.to_color();
|
|
if (m_drawAlpha) {
|
|
if (col.a == 0)
|
|
col = c;
|
|
else
|
|
col = mixColors(col, c);
|
|
if(col.a == 0xFF) {
|
|
m_image->tpixels[imageY][imageX] = color2int(col);
|
|
m_blockPixelAttributes.attribute(15 - z, xBegin + x).thicken = th;
|
|
} else {
|
|
th = (th + color->second.t) / 2.0;
|
|
continue;
|
|
}
|
|
} else
|
|
m_image->tpixels[imageY][imageX] = color2int(c);
|
|
m_readedPixels[z] |= (1 << x);
|
|
m_blockPixelAttributes.attribute(15 - z, xBegin + x).height = pos.y * 16 + y;
|
|
} else {
|
|
m_unknownNodes.insert(name);
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
inline void TileGenerator::renderShading(int zPos)
|
|
{
|
|
int zBegin = (m_zMax - zPos) * 16;
|
|
for (int z = 0; z < 16; ++z) {
|
|
int imageY = zBegin + z;
|
|
if (imageY >= m_mapHeight) {
|
|
continue;
|
|
}
|
|
imageY = getImageY(imageY);
|
|
for (int x = 0; x < m_mapWidth; ++x) {
|
|
if (!m_blockPixelAttributes.attribute(z, x).valid_height() || !m_blockPixelAttributes.attribute(z, x - 1).valid_height() || !m_blockPixelAttributes.attribute(z - 1, x).valid_height()) {
|
|
continue;
|
|
}
|
|
int y = m_blockPixelAttributes.attribute(z, x).height;
|
|
int y1 = m_blockPixelAttributes.attribute(z, x - 1).height;
|
|
int y2 = m_blockPixelAttributes.attribute(z - 1, x).height;
|
|
int d = ((y - y1) + (y - y2)) * 12;
|
|
if (d > 36) {
|
|
d = 36;
|
|
}
|
|
if (m_drawAlpha)
|
|
d = d * ((0xFF - m_blockPixelAttributes.attribute(z, x).thicken) / 255.0);
|
|
int sourceColor = m_image->tpixels[imageY][getImageX(x)] & 0xffffff;
|
|
uint8_t r = (sourceColor & 0xff0000) >> 16;
|
|
uint8_t g = (sourceColor & 0x00ff00) >> 8;
|
|
uint8_t b = (sourceColor & 0x0000ff);
|
|
r = colorSafeBounds(r + d);
|
|
g = colorSafeBounds(g + d);
|
|
b = colorSafeBounds(b + d);
|
|
|
|
m_image->tpixels[imageY][getImageX(x)] = rgb2int(r, g, b);
|
|
}
|
|
}
|
|
m_blockPixelAttributes.scroll();
|
|
}
|
|
|
|
void TileGenerator::renderScale()
|
|
{
|
|
int color = color2int(m_scaleColor);
|
|
gdImageString(m_image, gdFontGetMediumBold(), 24, 0, reinterpret_cast<unsigned char *>(const_cast<char *>("X")), color);
|
|
gdImageString(m_image, gdFontGetMediumBold(), 2, 24, reinterpret_cast<unsigned char *>(const_cast<char *>("Z")), color);
|
|
|
|
string scaleText;
|
|
|
|
for (int i = (m_xMin / 4) * 4; i <= m_xMax; i += 4) {
|
|
stringstream buf;
|
|
buf << i * 16;
|
|
scaleText = buf.str();
|
|
|
|
int xPos = getImageX(m_xMin * -16 + i * 16);
|
|
gdImageString(m_image, gdFontGetMediumBold(), xPos + 2, 0, reinterpret_cast<unsigned char *>(const_cast<char *>(scaleText.c_str())), color);
|
|
gdImageLine(m_image, xPos, 0, xPos, m_border - 1, color);
|
|
}
|
|
|
|
for (int i = (m_zMax / 4) * 4; i >= m_zMin; i -= 4) {
|
|
stringstream buf;
|
|
buf << i * 16;
|
|
scaleText = buf.str();
|
|
|
|
int yPos = getImageY(m_mapHeight - 1 - (i * 16 - m_zMin * 16));
|
|
gdImageString(m_image, gdFontGetMediumBold(), 2, yPos, reinterpret_cast<unsigned char *>(const_cast<char *>(scaleText.c_str())), color);
|
|
gdImageLine(m_image, 0, yPos, m_border - 1, yPos, color);
|
|
}
|
|
}
|
|
|
|
void TileGenerator::renderOrigin()
|
|
{
|
|
int imageX = getImageX(-m_xMin * 16);
|
|
int imageY = getImageY(m_mapHeight - 1 - m_zMin * -16);
|
|
gdImageArc(m_image, imageX, imageY, 12, 12, 0, 360, color2int(m_originColor));
|
|
}
|
|
|
|
void TileGenerator::renderPlayers(const std::string &inputPath)
|
|
{
|
|
int color = color2int(m_playerColor);
|
|
|
|
PlayerAttributes players(inputPath);
|
|
for (PlayerAttributes::Players::iterator player = players.begin(); player != players.end(); ++player) {
|
|
int imageX = getImageX(player->x / 10 - m_xMin * 16);
|
|
int imageY = getImageY(m_mapHeight - 1 - (player->z / 10 - m_zMin * 16));
|
|
|
|
gdImageArc(m_image, imageX, imageY, 5, 5, 0, 360, color);
|
|
gdImageString(m_image, gdFontGetMediumBold(), imageX + 2, imageY + 2, reinterpret_cast<unsigned char *>(const_cast<char *>(player->name.c_str())), color);
|
|
}
|
|
}
|
|
|
|
inline std::list<int> TileGenerator::getZValueList() const
|
|
{
|
|
std::list<int> zlist;
|
|
for (std::list<BlockPos>::const_iterator position = m_positions.begin(); position != m_positions.end(); ++position) {
|
|
zlist.push_back(position->z);
|
|
}
|
|
zlist.sort();
|
|
zlist.unique();
|
|
zlist.reverse();
|
|
return zlist;
|
|
}
|
|
|
|
void TileGenerator::writeImage(const std::string &output)
|
|
{
|
|
FILE *out;
|
|
out = fopen(output.c_str(), "wb");
|
|
if (!out) {
|
|
std::ostringstream oss;
|
|
oss << "Error opening '" << output.c_str() << "': " << std::strerror(errno);
|
|
throw std::runtime_error(oss.str());
|
|
}
|
|
gdImagePng(m_image, out);
|
|
fclose(out);
|
|
gdImageDestroy(m_image);
|
|
}
|
|
|
|
void TileGenerator::printUnknown()
|
|
{
|
|
if (m_unknownNodes.size() > 0) {
|
|
std::cerr << "Unknown nodes:" << std::endl;
|
|
for (std::set<std::string>::iterator node = m_unknownNodes.begin(); node != m_unknownNodes.end(); ++node) {
|
|
std::cerr << *node << std::endl;
|
|
}
|
|
}
|
|
}
|
|
|
|
inline int TileGenerator::getImageX(int val) const
|
|
{
|
|
if (m_tileWidth && m_tileBorderSize)
|
|
val += ((val - m_tileMapXOffset + m_tileWidth) / m_tileWidth) * m_tileBorderSize + m_border;
|
|
else
|
|
val += m_border;
|
|
return val;
|
|
}
|
|
|
|
inline int TileGenerator::getImageY(int val) const
|
|
{
|
|
if (m_tileHeight && m_tileBorderSize)
|
|
val += ((val - m_tileMapYOffset + m_tileHeight) / m_tileHeight) * m_tileBorderSize + m_border;
|
|
else
|
|
val += m_border;
|
|
return val;
|
|
}
|
|
|