/**
* この関数は、マーカパターンからデータを読み取ります。
* @param i_reader
* ラスタリーダ
* @param i_raster_size
* ラスタのサイズ
* @param o_bitbuffer
* データビットの出力先
* @return
* 成功するとtrue
* @throws NyARException
*/
public bool readDataBits(INyARGsPixelDriver i_reader, NyARIntSize i_raster_size, MarkerPattDecoder o_bitbuffer)
{
int raster_width = i_raster_size.w;
int raster_height = i_raster_size.h;
double[] index_x = this.__readDataBits_index_bit_x;
double[] index_y = this.__readDataBits_index_bit_y;
//読み出し位置を取得
detectDataBitsIndex(index_x, index_y);
int resolution = 3;
double[] cpara = this._cparam;
int[] ref_x = this._ref_x;
int[] ref_y = this._ref_y;
int[] pixcel_temp = this._pixcel_temp;
double cpara_0 = cpara[0];
double cpara_1 = cpara[1];
double cpara_3 = cpara[3];
double cpara_6 = cpara[6];
int p = 0;
for (int i = 0; i < resolution; i++)
{
//1列分のピクセルのインデックス値を計算する。
double cy0 = 1 + index_y[i * 2 + 0];
double cy1 = 1 + index_y[i * 2 + 1];
double cpy0_12 = cpara_1 * cy0 + cpara[2];
double cpy0_45 = cpara[4] * cy0 + cpara[5];
double cpy0_7 = cpara[7] * cy0 + 1.0;
double cpy1_12 = cpara_1 * cy1 + cpara[2];
double cpy1_45 = cpara[4] * cy1 + cpara[5];
double cpy1_7 = cpara[7] * cy1 + 1.0;
int pt = 0;
for (int i2 = 0; i2 < resolution; i2++)
{
int xx, yy;
double d;
double cx0 = 1 + index_x[i2 * 2 + 0];
double cx1 = 1 + index_x[i2 * 2 + 1];
double cp6_0 = cpara_6 * cx0;
double cpx0_0 = cpara_0 * cx0;
double cpx3_0 = cpara_3 * cx0;
double cp6_1 = cpara_6 * cx1;
double cpx0_1 = cpara_0 * cx1;
double cpx3_1 = cpara_3 * cx1;
d = cp6_0 + cpy0_7;
ref_x[pt] = xx = (int)((cpx0_0 + cpy0_12) / d);
ref_y[pt] = yy = (int)((cpx3_0 + cpy0_45) / d);
if (xx < 0 || xx >= raster_width || yy < 0 || yy >= raster_height)
{
ref_x[pt] = xx < 0 ? 0 : (xx >= raster_width ? raster_width - 1 : xx);
ref_y[pt] = yy < 0 ? 0 : (yy >= raster_height ? raster_height - 1 : yy);
}
pt++;
d = cp6_0 + cpy1_7;
ref_x[pt] = xx = (int)((cpx0_0 + cpy1_12) / d);
ref_y[pt] = yy = (int)((cpx3_0 + cpy1_45) / d);
if (xx < 0 || xx >= raster_width || yy < 0 || yy >= raster_height)
{
ref_x[pt] = xx < 0 ? 0 : (xx >= raster_width ? raster_width - 1 : xx);
ref_y[pt] = yy < 0 ? 0 : (yy >= raster_height ? raster_height - 1 : yy);
}
pt++;
d = cp6_1 + cpy0_7;
ref_x[pt] = xx = (int)((cpx0_1 + cpy0_12) / d);
ref_y[pt] = yy = (int)((cpx3_1 + cpy0_45) / d);
if (xx < 0 || xx >= raster_width || yy < 0 || yy >= raster_height)
{
ref_x[pt] = xx < 0 ? 0 : (xx >= raster_width ? raster_width - 1 : xx);
ref_y[pt] = yy < 0 ? 0 : (yy >= raster_height ? raster_height - 1 : yy);
}
pt++;
d = cp6_1 + cpy1_7;
ref_x[pt] = xx = (int)((cpx0_1 + cpy1_12) / d);
ref_y[pt] = yy = (int)((cpx3_1 + cpy1_45) / d);
if (xx < 0 || xx >= raster_width || yy < 0 || yy >= raster_height)
{
ref_x[pt] = xx < 0 ? 0 : (xx >= raster_width ? raster_width - 1 : xx);
ref_y[pt] = yy < 0 ? 0 : (yy >= raster_height ? raster_height - 1 : yy);
}
pt++;
}
//1行分のピクセルを取得(場合によっては専用アクセサを書いた方がいい)
i_reader.getPixelSet(ref_x, ref_y, resolution * 4, pixcel_temp, 0);
//グレースケールにしながら、line→mapへの転写
for (int i2 = 0; i2 < resolution; i2++)
{
int index = i2 * 4;
o_bitbuffer.setBit(p, (pixcel_temp[index + 0] + pixcel_temp[index + 1] + pixcel_temp[index + 2] + pixcel_temp[index + 3]) / 4);
p++;
}
}
return(true);
}
/**
* この関数は、マーカパターンからデータを読み取ります。
* @param i_reader
* ラスタリーダ
* @param i_raster_size
* ラスタのサイズ
* @param o_bitbuffer
* データビットの出力先
* @return
* 成功するとtrue
* @throws NyARException
*/
public bool readDataBits(INyARGsPixelDriver i_reader, NyARIntSize i_raster_size, MarkerPattDecoder o_bitbuffer)
{
int raster_width = i_raster_size.w;
int raster_height = i_raster_size.h;
double[] index_x = this.__readDataBits_index_bit_x;
double[] index_y = this.__readDataBits_index_bit_y;
//読み出し位置を取得
detectDataBitsIndex(index_x, index_y);
int resolution = 3;
double[] cpara = this._cparam;
int[] ref_x = this._ref_x;
int[] ref_y = this._ref_y;
int[] pixcel_temp = this._pixcel_temp;
double cpara_0 = cpara[0];
double cpara_1 = cpara[1];
double cpara_3 = cpara[3];
double cpara_6 = cpara[6];
int p = 0;
for (int i = 0; i < resolution; i++) {
//1列分のピクセルのインデックス値を計算する。
double cy0 = 1 + index_y[i * 2 + 0];
double cy1 = 1 + index_y[i * 2 + 1];
double cpy0_12 = cpara_1 * cy0 + cpara[2];
double cpy0_45 = cpara[4] * cy0 + cpara[5];
double cpy0_7 = cpara[7] * cy0 + 1.0;
double cpy1_12 = cpara_1 * cy1 + cpara[2];
double cpy1_45 = cpara[4] * cy1 + cpara[5];
double cpy1_7 = cpara[7] * cy1 + 1.0;
int pt = 0;
for (int i2 = 0; i2 < resolution; i2++) {
int xx, yy;
double d;
double cx0 = 1 + index_x[i2 * 2 + 0];
double cx1 = 1 + index_x[i2 * 2 + 1];
double cp6_0 = cpara_6 * cx0;
double cpx0_0 = cpara_0 * cx0;
double cpx3_0 = cpara_3 * cx0;
double cp6_1 = cpara_6 * cx1;
double cpx0_1 = cpara_0 * cx1;
double cpx3_1 = cpara_3 * cx1;
d = cp6_0 + cpy0_7;
ref_x[pt] = xx = (int)((cpx0_0 + cpy0_12) / d);
ref_y[pt] = yy = (int)((cpx3_0 + cpy0_45) / d);
if (xx < 0 || xx >= raster_width || yy < 0 || yy >= raster_height) {
ref_x[pt] = xx < 0 ? 0 : (xx >= raster_width ? raster_width - 1 : xx);
ref_y[pt] = yy < 0 ? 0 : (yy >= raster_height ? raster_height - 1 : yy);
}
pt++;
d = cp6_0 + cpy1_7;
ref_x[pt] = xx = (int)((cpx0_0 + cpy1_12) / d);
ref_y[pt] = yy = (int)((cpx3_0 + cpy1_45) / d);
if (xx < 0 || xx >= raster_width || yy < 0 || yy >= raster_height) {
ref_x[pt] = xx < 0 ? 0 : (xx >= raster_width ? raster_width - 1 : xx);
ref_y[pt] = yy < 0 ? 0 : (yy >= raster_height ? raster_height - 1 : yy);
}
pt++;
d = cp6_1 + cpy0_7;
ref_x[pt] = xx = (int)((cpx0_1 + cpy0_12) / d);
ref_y[pt] = yy = (int)((cpx3_1 + cpy0_45) / d);
if (xx < 0 || xx >= raster_width || yy < 0 || yy >= raster_height) {
ref_x[pt] = xx < 0 ? 0 : (xx >= raster_width ? raster_width - 1 : xx);
ref_y[pt] = yy < 0 ? 0 : (yy >= raster_height ? raster_height - 1 : yy);
}
pt++;
d = cp6_1 + cpy1_7;
ref_x[pt] = xx = (int)((cpx0_1 + cpy1_12) / d);
ref_y[pt] = yy = (int)((cpx3_1 + cpy1_45) / d);
if (xx < 0 || xx >= raster_width || yy < 0 || yy >= raster_height) {
ref_x[pt] = xx < 0 ? 0 : (xx >= raster_width ? raster_width - 1 : xx);
ref_y[pt] = yy < 0 ? 0 : (yy >= raster_height ? raster_height - 1 : yy);
}
pt++;
}
//1行分のピクセルを取得(場合によっては専用アクセサを書いた方がいい)
i_reader.getPixelSet(ref_x, ref_y, resolution * 4, pixcel_temp, 0);
//グレースケールにしながら、line→mapへの転写
for (int i2 = 0; i2 < resolution; i2++) {
int index = i2 * 4;
o_bitbuffer.setBit(p, (pixcel_temp[index + 0] + pixcel_temp[index + 1] + pixcel_temp[index + 2] + pixcel_temp[index + 3]) / 4);
p++;
}
}
return true;
}
