Function SaveDataBlock

cmp_core/shaders/bc6_encode_kernel.cpp:2391–2718

#ifndef ASPM_GPU
void SaveDataBlock(BC6H_Encode_local* bc6h_format, CMP_GLOBAL CGU_UINT8 cmpout[COMPRESSED_BLOCK_SIZE])
{
    BitHeader header(NULL, COMPRESSED_BLOCK_SIZE);

    // Save the RGB end point values
    switch (bc6h_format->m_mode)
    {
    case 1:  //0x00
        header.setvalue(0, 2, 0x00);
        header.setvalue(2, 1, bc6h_format->gy, 4);   //        gy[4]
        header.setvalue(3, 1, bc6h_format->by, 4);   //        by[4]
        header.setvalue(4, 1, bc6h_format->bz, 4);   //        bz[4]
        header.setvalue(5, 10, bc6h_format->rw);     // 10:    rw[9:0]
        header.setvalue(15, 10, bc6h_format->gw);    // 10:    gw[9:0]
        header.setvalue(25, 10, bc6h_format->bw);    // 10:    bw[9:0]
        header.setvalue(35, 5, bc6h_format->rx);     // 5:     rx[4:0]
        header.setvalue(40, 1, bc6h_format->gz, 4);  //        gz[4]
        header.setvalue(41, 4, bc6h_format->gy);     // 5:     gy[3:0]
        header.setvalue(45, 5, bc6h_format->gx);     // 5:     gx[4:0]
        header.setvalue(50, 1, bc6h_format->bz);     // 5:     bz[0]
        header.setvalue(51, 4, bc6h_format->gz);     // 5:     gz[3:0]
        header.setvalue(55, 5, bc6h_format->bx);     // 5:     bx[4:0]
        header.setvalue(60, 1, bc6h_format->bz, 1);  //        bz[1]
        header.setvalue(61, 4, bc6h_format->by);     // 5:     by[3:0]
        header.setvalue(65, 5, bc6h_format->ry);     // 5:     ry[4:0]
        header.setvalue(70, 1, bc6h_format->bz, 2);  //        bz[2]
        header.setvalue(71, 5, bc6h_format->rz);     // 5:     rz[4:0]
        header.setvalue(76, 1, bc6h_format->bz, 3);  //        bz[3]
        break;
    case 2:  // 0x01
        header.setvalue(0, 2, 0x01);
        header.setvalue(2, 1, bc6h_format->gy, 5);   //        gy[5]
        header.setvalue(3, 1, bc6h_format->gz, 4);   //        gz[4]
        header.setvalue(4, 1, bc6h_format->gz, 5);   //        gz[5]
        header.setvalue(5, 7, bc6h_format->rw);      //        rw[6:0]
        header.setvalue(12, 1, bc6h_format->bz);     //        bz[0]
        header.setvalue(13, 1, bc6h_format->bz, 1);  //        bz[1]
        header.setvalue(14, 1, bc6h_format->by, 4);  //        by[4]
        header.setvalue(15, 7, bc6h_format->gw);     //        gw[6:0]
        header.setvalue(22, 1, bc6h_format->by, 5);  //        by[5]
        header.setvalue(23, 1, bc6h_format->bz, 2);  //        bz[2]
        header.setvalue(24, 1, bc6h_format->gy, 4);  //        gy[4]
        header.setvalue(25, 7, bc6h_format->bw);     // 7:     bw[6:0]
        header.setvalue(32, 1, bc6h_format->bz, 3);  //        bz[3]
        header.setvalue(33, 1, bc6h_format->bz, 5);  //        bz[5]
        header.setvalue(34, 1, bc6h_format->bz, 4);  //        bz[4]
        header.setvalue(35, 6, bc6h_format->rx);     // 6:     rx[5:0]
        header.setvalue(41, 4, bc6h_format->gy);     // 6:     gy[3:0]
        header.setvalue(45, 6, bc6h_format->gx);     // 6:     gx[5:0]
        header.setvalue(51, 4, bc6h_format->gz);     // 6:     gz[3:0]
        header.setvalue(55, 6, bc6h_format->bx);     // 6:     bx[5:0]
        header.setvalue(61, 4, bc6h_format->by);     // 6:     by[3:0]
        header.setvalue(65, 6, bc6h_format->ry);     // 6:     ry[5:0]
        header.setvalue(71, 6, bc6h_format->rz);     // 6:     rz[5:0]
        break;
    case 3:  // 0x02
        header.setvalue(0, 5, 0x02);
        header.setvalue(5, 10, bc6h_format->rw);      // 11:    rw[9:0]