114 lines
2.3 KiB
JavaScript
114 lines
2.3 KiB
JavaScript
// Object type constants
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const
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TYPE_RECTPLACER = 1,
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TYPE_TERRAINPAINTER = 2,
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TYPE_NULLCONSTRAINT = 3,
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TYPE_LAYEREDPAINTER = 4,
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TYPE_AVOIDAREACONSTRAINT = 5,
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TYPE_CLUMPPLACER = 6,
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TYPE_AVOIDTEXTURECONSTRAINT = 7,
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TYPE_ELEVATIONPAINTER = 8;
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const LOAD_NOTHING = 0;
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const LOAD_TERRAIN = 1
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const LOAD_INTERACTIVES = 2;
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const LOAD_NON_INTERACTIVES = 4;
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const LOAD_ALL = LOAD_TERRAIN | LOAD_INTERACTIVES | LOAD_NON_INTERACTIVES;
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// Utility functions
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function println(x) {
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print(x);
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print("\n");
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}
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function argsToArray(x) {
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if(x.length!=1) {
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var ret = new Array();
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for(var i=0; i<x.length; i++) {
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ret[i] = x[i];
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}
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return ret;
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}
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else {
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return x[0];
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}
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}
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function chooseRand() {
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if(arguments.length==0) {
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error("chooseRand: requires at least 1 argument");
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}
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var ar = argsToArray(arguments);
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return ar[randInt(ar.length)];
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}
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// Area placers
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function RectPlacer(x1, y1, x2, y2) {
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this.TYPE = TYPE_RECTPLACER;
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this.x1 = x1;
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this.y1 = y1;
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this.x2 = x2;
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this.y2 = y2;
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}
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function TerrainPainter(terrain) {
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this.TYPE = TYPE_TERRAINPAINTER;
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this.terrain = terrain;
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}
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function NullConstraint() {
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this.TYPE = TYPE_NULLCONSTRAINT;
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}
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function LayeredPainter(widths, terrains) {
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this.TYPE = TYPE_LAYEREDPAINTER;
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this.widths = widths;
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this.terrains = terrains;
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}
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function AvoidAreaConstraint(area) {
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this.TYPE = TYPE_AVOIDAREACONSTRAINT;
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this.area = area;
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}
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function ClumpPlacer(size, coherence, smoothness, x, y) {
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this.TYPE = TYPE_CLUMPPLACER;
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this.size = size;
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this.coherence = coherence;
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this.smoothness = smoothness;
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this.x = x ? x : -1;
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this.y = y ? y : -1;
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}
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function AvoidTextureConstraint(texture) {
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this.TYPE = TYPE_AVOIDTEXTURECONSTRAINT;
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this.texture = texture;
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}
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function ElevationPainter(elevation) {
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this.TYPE = TYPE_ELEVATIONPAINTER;
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this.elevation = elevation;
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}
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function createAreas(centeredPlacer, painter, constraint, num, maxFail) {
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var good = 0;
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var bad = 0;
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var ret = new Array();
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while(good < num && bad <= maxFail) {
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centeredPlacer.x = randInt(SIZE);
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centeredPlacer.y = randInt(SIZE);
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var r = createArea(centeredPlacer, painter, constraint);
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if(r) {
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good++;
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ret[ret.length] = r;
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}
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else {
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bad++;
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}
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}
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return ret;
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}
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