virtualx-engine/thirdparty/pvrtccompressor/BitScale.cpp

#include "BitScale.h"


const uint8_t Javelin::Data::BITSCALE_5_TO_8[32] = {
 0, 8, 16, 24, 32, 41, 49, 57, 65, 74,
 82, 90, 98, 106, 115, 123, 131, 139, 148, 156,
 164, 172, 180, 189, 197, 205, 213, 222, 230, 238,
 246, 255};

const uint8_t Javelin::Data::BITSCALE_4_TO_8[16] = {
 0, 17, 34, 51, 68, 85, 102, 119, 136, 153,
 170, 187, 204, 221, 238, 255};

const uint8_t Javelin::Data::BITSCALE_3_TO_8[8] = {
 0, 36, 72, 109, 145, 182, 218, 255};

const uint8_t Javelin::Data::BITSCALE_8_TO_5_FLOOR[256] = {
 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
 1, 1, 1, 1, 1, 1, 1, 2, 2, 2,
 2, 2, 2, 2, 2, 3, 3, 3, 3, 3,
 3, 3, 3, 4, 4, 4, 4, 4, 4, 4,
 4, 4, 5, 5, 5, 5, 5, 5, 5, 5,
 6, 6, 6, 6, 6, 6, 6, 6, 7, 7,
 7, 7, 7, 7, 7, 7, 8, 8, 8, 8,
 8, 8, 8, 8, 8, 9, 9, 9, 9, 9,
 9, 9, 9, 10, 10, 10, 10, 10, 10, 10,
 10, 11, 11, 11, 11, 11, 11, 11, 11, 12,
 12, 12, 12, 12, 12, 12, 12, 13, 13, 13,
 13, 13, 13, 13, 13, 13, 14, 14, 14, 14,
 14, 14, 14, 14, 15, 15, 15, 15, 15, 15,
 15, 15, 16, 16, 16, 16, 16, 16, 16, 16,
 17, 17, 17, 17, 17, 17, 17, 17, 17, 18,
 18, 18, 18, 18, 18, 18, 18, 19, 19, 19,
 19, 19, 19, 19, 19, 20, 20, 20, 20, 20,
 20, 20, 20, 21, 21, 21, 21, 21, 21, 21,
 21, 22, 22, 22, 22, 22, 22, 22, 22, 22,
 23, 23, 23, 23, 23, 23, 23, 23, 24, 24,
 24, 24, 24, 24, 24, 24, 25, 25, 25, 25,
 25, 25, 25, 25, 26, 26, 26, 26, 26, 26,
 26, 26, 26, 27, 27, 27, 27, 27, 27, 27,
 27, 28, 28, 28, 28, 28, 28, 28, 28, 29,
 29, 29, 29, 29, 29, 29, 29, 30, 30, 30,
 30, 30, 30, 30, 30, 31};

const uint8_t Javelin::Data::BITSCALE_8_TO_4_FLOOR[256] = {
 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 0, 0, 0, 0, 0, 0, 0, 1, 1, 1,
 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
 1, 1, 1, 1, 2, 2, 2, 2, 2, 2,
 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
 2, 3, 3, 3, 3, 3, 3, 3, 3, 3,
 3, 3, 3, 3, 3, 3, 3, 3, 4, 4,
 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
 4, 4, 4, 4, 4, 5, 5, 5, 5, 5,
 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
 5, 5, 6, 6, 6, 6, 6, 6, 6, 6,
 6, 6, 6, 6, 6, 6, 6, 6, 6, 7,
 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
 7, 7, 7, 7, 7, 7, 8, 8, 8, 8,
 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
 8, 8, 8, 9, 9, 9, 9, 9, 9, 9,
 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
 10, 10, 10, 10, 10, 10, 10, 10, 10, 10,
 10, 10, 10, 10, 10, 10, 10, 11, 11, 11,
 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
 11, 11, 11, 11, 12, 12, 12, 12, 12, 12,
 12, 12, 12, 12, 12, 12, 12, 12, 12, 12,
 12, 13, 13, 13, 13, 13, 13, 13, 13, 13,
 13, 13, 13, 13, 13, 13, 13, 13, 14, 14,
 14, 14, 14, 14, 14, 14, 14, 14, 14, 14,
 14, 14, 14, 14, 14, 15};

const uint8_t Javelin::Data::BITSCALE_8_TO_3_FLOOR[256] = {
 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 0, 0, 0, 0, 0, 0, 0, 1, 1, 1,
 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
 1, 1, 1, 2, 2, 2, 2, 2, 2, 2,
 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
 3, 3, 3, 3, 3, 3, 4, 4, 4, 4,
 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
 4, 4, 4, 5, 5, 5, 5, 5, 5, 5,
 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
 5, 5, 5, 5, 5, 5, 5, 5, 5, 6,
 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
 6, 6, 6, 6, 6, 7};

const uint8_t Javelin::Data::BITSCALE_8_TO_5_CEIL[256] = {
 0, 1, 1, 1, 1, 1, 1, 1, 1, 2,
 2, 2, 2, 2, 2, 2, 2, 3, 3, 3,
 3, 3, 3, 3, 3, 4, 4, 4, 4, 4,
 4, 4, 4, 5, 5, 5, 5, 5, 5, 5,
 5, 5, 6, 6, 6, 6, 6, 6, 6, 6,
 7, 7, 7, 7, 7, 7, 7, 7, 8, 8,
 8, 8, 8, 8, 8, 8, 9, 9, 9, 9,
 9, 9, 9, 9, 9, 10, 10, 10, 10, 10,
 10, 10, 10, 11, 11, 11, 11, 11, 11, 11,
 11, 12, 12, 12, 12, 12, 12, 12, 12, 13,
 13, 13, 13, 13, 13, 13, 13, 14, 14, 14,
 14, 14, 14, 14, 14, 14, 15, 15, 15, 15,
 15, 15, 15, 15, 16, 16, 16, 16, 16, 16,
 16, 16, 17, 17, 17, 17, 17, 17, 17, 17,
 18, 18, 18, 18, 18, 18, 18, 18, 18, 19,
 19, 19, 19, 19, 19, 19, 19, 20, 20, 20,
 20, 20, 20, 20, 20, 21, 21, 21, 21, 21,
 21, 21, 21, 22, 22, 22, 22, 22, 22, 22,
 22, 23, 23, 23, 23, 23, 23, 23, 23, 23,
 24, 24, 24, 24, 24, 24, 24, 24, 25, 25,
 25, 25, 25, 25, 25, 25, 26, 26, 26, 26,
 26, 26, 26, 26, 27, 27, 27, 27, 27, 27,
 27, 27, 27, 28, 28, 28, 28, 28, 28, 28,
 28, 29, 29, 29, 29, 29, 29, 29, 29, 30,
 30, 30, 30, 30, 30, 30, 30, 31, 31, 31,
 31, 31, 31, 31, 31, 31};

const uint8_t Javelin::Data::BITSCALE_8_TO_4_CEIL[256] = {
 0, 1, 1, 1, 1, 1, 1, 1, 1, 1,
 1, 1, 1, 1, 1, 1, 1, 1, 2, 2,
 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
 2, 2, 2, 2, 2, 3, 3, 3, 3, 3,
 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
 3, 3, 4, 4, 4, 4, 4, 4, 4, 4,
 4, 4, 4, 4, 4, 4, 4, 4, 4, 5,
 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
 5, 5, 5, 5, 5, 5, 6, 6, 6, 6,
 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
 6, 6, 6, 7, 7, 7, 7, 7, 7, 7,
 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
 8, 8, 8, 8, 8, 8, 8, 9, 9, 9,
 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
 9, 9, 9, 9, 10, 10, 10, 10, 10, 10,
 10, 10, 10, 10, 10, 10, 10, 10, 10, 10,
 10, 11, 11, 11, 11, 11, 11, 11, 11, 11,
 11, 11, 11, 11, 11, 11, 11, 11, 12, 12,
 12, 12, 12, 12, 12, 12, 12, 12, 12, 12,
 12, 12, 12, 12, 12, 13, 13, 13, 13, 13,
 13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
 13, 13, 14, 14, 14, 14, 14, 14, 14, 14,
 14, 14, 14, 14, 14, 14, 14, 14, 14, 15,
 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
 15, 15, 15, 15, 15, 15};

const uint8_t Javelin::Data::BITSCALE_8_TO_3_CEIL[256] = {
 0, 1, 1, 1, 1, 1, 1, 1, 1, 1,
 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
 1, 1, 1, 1, 1, 1, 1, 2, 2, 2,
 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
 2, 2, 2, 3, 3, 3, 3, 3, 3, 3,
 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
 4, 4, 4, 4, 4, 4, 5, 5, 5, 5,
 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
 5, 5, 5, 6, 6, 6, 6, 6, 6, 6,
 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
 6, 6, 6, 6, 6, 6, 6, 6, 6, 7,
 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
 7, 7, 7, 7, 7, 7};