51 lines
1.3 KiB
JavaScript
51 lines
1.3 KiB
JavaScript
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// validateMoves((pixel,nx,ny) => {
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// if (pixel.y-ny < 0) { //goes down usually
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// return false;
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// }
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// })
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validateMoves((pixel,nx,ny) => {
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if (elements[pixel.element].isGas) return true;
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if (true || pixel.y-ny < 0) { //goes down usually
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nx = 0;
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ny = 0;
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const centerX = Math.floor(width/2);
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const centerY = Math.floor(height/2);
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let diffX = centerX-pixel.x;
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let diffY = centerY-pixel.y;
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let dirX = 0;
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let dirY = 0;
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if (Math.abs(diffX) > Math.abs(diffY)) {
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dirX = Math.sign(diffX);
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}
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else {
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dirY = Math.sign(diffY);
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}
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if (Math.random() < Math.abs(diffX)/100) diffX = Math.sign(diffX);
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else diffX = 0;
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if (Math.random() < Math.abs(diffY)/100) diffY = Math.sign(diffY);
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else diffY = 0;
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if ((diffX || diffY) && !isEmpty(pixel.x+diffX,pixel.y+diffY)) {
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if (dirX !== 0) {
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diffY = Math.random() < 0.5 ? 1 : -1;
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}
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else if (dirY !== 0) {
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diffX = Math.random() < 0.5 ? 1 : -1;
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}
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}
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// if (!(pixel.y-ny)) {
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// diffX += pixel.y-ny;
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// diffY += pixel.x-nx;
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// }
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return [pixel.x+diffX,pixel.y+diffY];
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}
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})
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