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Now supports orientation and choses white wool for white pixels instead of pink!

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Dean Ward 2011-01-25 02:42:39 +08:00 committed by
parent 6b5091d9e8
commit 37acdc44e7
1 changed files with 103 additions and 97 deletions
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200
craftscripts/draw.js
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@ -1,98 +1,104 @@
// $Id$ // $Id$
/* /*
* Very bad image drawer * Very bad image drawer
* Copyright (C) 2011 sk89q <http://www.sk89q.com> * Copyright (C) 2011 sk89q <http://www.sk89q.com>
* *
* This program is free software: you can redistribute it and/or modify * This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by * it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or * the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version. * (at your option) any later version.
* *
* This program is distributed in the hope that it will be useful, * This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of * but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details. * GNU General Public License for more details.
* *
* You should have received a copy of the GNU General Public License * You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>. * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/ */
importPackage(Packages.java.io); importPackage(Packages.java.io);
importPackage(Packages.java.awt); importPackage(Packages.java.awt);
importPackage(Packages.javax.imageio); importPackage(Packages.javax.imageio);
importPackage(Packages.com.sk89q.worldedit); importPackage(Packages.com.sk89q.worldedit);
importPackage(Packages.com.sk89q.worldedit.blocks); importPackage(Packages.com.sk89q.worldedit.blocks);
function makeColor(r, g, b) { function makeColor(r, g, b) {
return new Color(r / 255, g / 255, b / 255); return new Color(r / 255, g / 255, b / 255);
} }
var clothColors = [ var clothColors = [
makeColor(0, 0, 0), // White makeColor(254, 254, 254), // White - fixed so white gets picked over pink for white pixels
makeColor(255, 100, 0), // Orange makeColor(255, 100, 0), // Orange
makeColor(200, 0, 200), // Magenta makeColor(200, 0, 200), // Magenta
makeColor(87, 132, 223), // Light blue makeColor(87, 132, 223), // Light blue
makeColor(255, 255, 0), // Yellow makeColor(255, 255, 0), // Yellow
makeColor(0, 255, 0), // Green makeColor(0, 255, 0), // Green
makeColor(255, 180, 200), // Pink makeColor(255, 180, 200), // Pink
makeColor(72, 72, 72), // Gray makeColor(72, 72, 72), // Gray
makeColor(173, 173, 173), // Light grey makeColor(173, 173, 173), // Light grey
makeColor(0, 100, 160), // Cyan makeColor(0, 100, 160), // Cyan
makeColor(120, 0, 200), // Purple makeColor(120, 0, 200), // Purple
makeColor(0, 0, 175), // Blue makeColor(0, 0, 175), // Blue
makeColor(100, 60, 0), // Brown makeColor(100, 60, 0), // Brown
makeColor(48, 80, 0), // Cactus green makeColor(48, 80, 0), // Cactus green
makeColor(255, 0, 0), // Red makeColor(255, 0, 0), // Red
makeColor(0, 0, 0), // Black makeColor(0, 0, 0), // Black
] ]
// http://stackoverflow.com/questions/2103368/color-logic-algorithm/2103608#2103608 // http://stackoverflow.com/questions/2103368/color-logic-algorithm/2103608#2103608
function colorDistance(c1, c2) { function colorDistance(c1, c2) {
var rmean = (c1.getRed() + c2.getRed()) / 2; var rmean = (c1.getRed() + c2.getRed()) / 2;
var r = c1.getRed() - c2.getRed(); var r = c1.getRed() - c2.getRed();
var g = c1.getGreen() - c2.getGreen(); var g = c1.getGreen() - c2.getGreen();
var b = c1.getBlue() - c2.getBlue(); var b = c1.getBlue() - c2.getBlue();
var weightR = 2 + rmean/256; var weightR = 2 + rmean/256;
var weightG = 4.0; var weightG = 4.0;
var weightB = 2 + (255-rmean)/256 var weightB = 2 + (255-rmean)/256
return Math.sqrt(weightR*r*r + weightG*g*g + weightB*b*b); return Math.sqrt(weightR*r*r + weightG*g*g + weightB*b*b);
} }
function findClosestWoolColor(col) { function findClosestWoolColor(col) {
var closestId = 0; var closestId = 0;
var closestDistance = colorDistance(col, clothColors[0]); var closestDistance = colorDistance(col, clothColors[0]);
for (var i = 1; i < clothColors.length; i++) { for (var i = 1; i < clothColors.length; i++) {
var dist = colorDistance(col, clothColors[i]); var dist = colorDistance(col, clothColors[i]);
if (dist < closestDistance) { if (dist < closestDistance) {
closestId = i; closestId = i;
closestDistance = dist; closestDistance = dist;
} }
} }
return closestId; return closestId;
} }
var sess = context.remember(); var sess = context.remember();
context.checkArgs(1, 1, "<image>"); context.checkArgs(1, 2, "<image> <orientation>");
var f = context.getSafeFile("drawings", argv[1]); var f = context.getSafeFile("drawings", argv[1]);
if (f != null) { if (f != null) {
var img = ImageIO.read(f); var img = ImageIO.read(f);
var width = img.getWidth(); var width = img.getWidth();
var height = img.getHeight(); var height = img.getHeight();
var origin = player.getBlockIn(); var origin = player.getBlockIn();
for (var x = 0; x < width; x++) { for (var x = 0; x < width; x++) {
for (var y = 0; y < height; y++) { for (var y = 0; y < height; y++) {
var c = new Color(img.getRGB(x, y)); var c = new Color(img.getRGB(x, y));
var data = findClosestWoolColor(c); var data = findClosestWoolColor(c);
sess.setBlock(origin.add(x, 0, y), new BaseBlock(35, data)); //added this to enable the user to create images stood up rather than flat on the ground
} if(argv[2]=="h"){
} sess.setBlock(origin.add(x, 0, y), new BaseBlock(35, data));
}
if(argv[2]=="v"){
sess.setBlock(origin.add(x, height-y, 0), new BaseBlock(35, data));
}
}
}
} }