public class TextureSizeNPOT extends TextureSize { protected int ixSize; public TextureSizeNPOT(int maxSize) { super(maxSize); } public static int STEP_SIZE = 64; public void inc() { // if (height > width && ixSize % 1 == 0) // { // int temp = height; // height = width; // width = temp; // } if (height > width) width += STEP_SIZE; else height += STEP_SIZE; // ixSize++; checkMax(); } public void dec() { if (height < width) width -= STEP_SIZE; else height -= STEP_SIZE; // ixSize++; checkMin(); } public void getNextSizeFits(int pixelsReq, int maxWidth, int maxHeight) { // some of the smaller images fit into the other textures // so deliberly choose smaller size ixSize = 0; int size = (int)Math.round(Math.sqrt(pixelsReq)); if (size < 32) size = 32; if (maxWidth > size) { width = maxWidth; height = (int)pixelsReq / width+1; } else { width = size; } if (maxHeight > size) { height = maxHeight; width = (int)pixelsReq / height+1; } else { height = size; } checkMax(); } public boolean isNPOT() { return true; } }
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Math Primers for Programmers
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