Method CM_DecompressVis

qcommon/src/main/java/jake2/qcommon/CM.java:1547–1582

(byte[] in, int offset, byte[] out)

     * =================== CM_DecompressVis ===================
     */
    public void CM_DecompressVis(byte[] in, int offset, byte[] out) {
        int c;

        int row;

        row = (numclusters + 7) >> 3;
        int outp = 0;
        int inp = offset;

        if (in == null || numvisibility == 0) { // no vis info, so make all
                                                // visible
            while (row != 0) {
                out[outp++] = (byte) 0xFF;
                row--;
            }
            return;
        }

        do {
            if (in[inp] != 0) {
                out[outp++] = in[inp++];
                continue;
            }

            c = in[inp + 1] & 0xFF;
            inp += 2;
            if (outp + c > row) {
                c = row - (outp);
                Com.DPrintf("warning: Vis decompression overrun\n");
            }
            while (c != 0) {
                out[outp++] = 0;
                c--;
            }
        } while (outp < row);
    }

    public byte[] pvsrow = new byte[Defines.MAX_MAP_LEAFS / 8];