Alvaro Cassinelli / Mbed 2 deprecated laserUI

Laser Sensing Display for UI interfaces in the real world

Dependencies:   mbed

Fork of skinGames_forktest by Alvaro Cassinelli

hardwareIO/hardwareIO.cpp@0:345b3bc7a0ea, 2012-03-28 (annotated)

Committer:
mbedalvaro
Date:
Wed Mar 28 14:40:01 2012 +0000
Revision:
0:345b3bc7a0ea
Child:
10:6f8e48dca1bd
This version (using rigid frame, base and child classes, etc) works, but the blob is strangely smaller. Need to check this.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbedalvaro 0:345b3bc7a0ea 1 #include "hardwareIO.h"
mbedalvaro 0:345b3bc7a0ea 2
mbedalvaro 0:345b3bc7a0ea 3 HardwareIO IO; // preintantiation of cross-file global object IO
mbedalvaro 0:345b3bc7a0ea 4
mbedalvaro 0:345b3bc7a0ea 5 // -------------------------------------- (0) SETUP ALL IO (call this in the setup() function in main program)
mbedalvaro 0:345b3bc7a0ea 6
mbedalvaro 0:345b3bc7a0ea 7 Serial pc(USBTX, USBRX); // tx, rx
mbedalvaro 0:345b3bc7a0ea 8 LocalFileSystem local("local"); // Create the local filesystem under the name "local"
mbedalvaro 0:345b3bc7a0ea 9
mbedalvaro 0:345b3bc7a0ea 10 SPI spiDAC(MOSI_PIN, MISO_PIN, SCK_PIN); // mosi, miso, sclk
mbedalvaro 0:345b3bc7a0ea 11 DigitalOut csDAC(CS_DAC_MIRRORS);
mbedalvaro 0:345b3bc7a0ea 12
mbedalvaro 0:345b3bc7a0ea 13 DigitalOut Laser_Red(LASER_RED_PIN);
mbedalvaro 0:345b3bc7a0ea 14 DigitalOut Laser_Green(LASER_GREEN_PIN);
mbedalvaro 0:345b3bc7a0ea 15 DigitalOut Laser_Blue(LASER_BLUE_PIN);
mbedalvaro 0:345b3bc7a0ea 16
mbedalvaro 0:345b3bc7a0ea 17 void HardwareIO::init(void) {
mbedalvaro 0:345b3bc7a0ea 18 Laser_Red = 1;
mbedalvaro 0:345b3bc7a0ea 19 Laser_Green = 0;
mbedalvaro 0:345b3bc7a0ea 20 Laser_Blue = 0;
mbedalvaro 0:345b3bc7a0ea 21
mbedalvaro 0:345b3bc7a0ea 22 //Serial Communication setup:
mbedalvaro 0:345b3bc7a0ea 23 pc.baud(921600);//115200);//
mbedalvaro 0:345b3bc7a0ea 24
mbedalvaro 0:345b3bc7a0ea 25 // Setup for lock-in amplifier and pwm references:
mbedalvaro 0:345b3bc7a0ea 26 lockin.init();
mbedalvaro 0:345b3bc7a0ea 27
mbedalvaro 0:345b3bc7a0ea 28 // Setup the spi for 8 bit data, high steady state clock,
mbedalvaro 0:345b3bc7a0ea 29 // second edge capture, with a 10MHz clock rate
mbedalvaro 0:345b3bc7a0ea 30 csDAC = 1;
mbedalvaro 0:345b3bc7a0ea 31 spiDAC.format(16,0);
mbedalvaro 0:345b3bc7a0ea 32 spiDAC.frequency(16000000);
mbedalvaro 0:345b3bc7a0ea 33
mbedalvaro 0:345b3bc7a0ea 34 // default initial mirror position:
mbedalvaro 0:345b3bc7a0ea 35 writeOutX(CENTER_AD_MIRROR_X);
mbedalvaro 0:345b3bc7a0ea 36 writeOutY(CENTER_AD_MIRROR_Y);
mbedalvaro 0:345b3bc7a0ea 37
mbedalvaro 0:345b3bc7a0ea 38 // Load LUT table:
mbedalvaro 0:345b3bc7a0ea 39 setLUT();
mbedalvaro 0:345b3bc7a0ea 40 }
mbedalvaro 0:345b3bc7a0ea 41
mbedalvaro 0:345b3bc7a0ea 42 //write on the first DAC, output A (mirror X)
mbedalvaro 0:345b3bc7a0ea 43 void HardwareIO::writeOutX(int value){
mbedalvaro 0:345b3bc7a0ea 44 if(value > MAX_AD_MIRRORS) value = MAX_AD_MIRRORS;
mbedalvaro 0:345b3bc7a0ea 45 if(value < MIN_AD_MIRRORS) value = MIN_AD_MIRRORS;
mbedalvaro 0:345b3bc7a0ea 46
mbedalvaro 0:345b3bc7a0ea 47 value |= 0x7000;
mbedalvaro 0:345b3bc7a0ea 48 value &= 0x7FFF;
mbedalvaro 0:345b3bc7a0ea 49
mbedalvaro 0:345b3bc7a0ea 50 csDAC = 0;
mbedalvaro 0:345b3bc7a0ea 51 spiDAC.write(value);
mbedalvaro 0:345b3bc7a0ea 52 csDAC = 1;
mbedalvaro 0:345b3bc7a0ea 53 }
mbedalvaro 0:345b3bc7a0ea 54
mbedalvaro 0:345b3bc7a0ea 55 //write on the first DAC, output B (mirror Y)
mbedalvaro 0:345b3bc7a0ea 56 void HardwareIO::writeOutY(int value){
mbedalvaro 0:345b3bc7a0ea 57 if(value > MAX_AD_MIRRORS) value = MAX_AD_MIRRORS;
mbedalvaro 0:345b3bc7a0ea 58 if(value < MIN_AD_MIRRORS) value = MIN_AD_MIRRORS;
mbedalvaro 0:345b3bc7a0ea 59
mbedalvaro 0:345b3bc7a0ea 60 value |= 0xF000;
mbedalvaro 0:345b3bc7a0ea 61 value &= 0xFFFF;
mbedalvaro 0:345b3bc7a0ea 62
mbedalvaro 0:345b3bc7a0ea 63 csDAC = 0;
mbedalvaro 0:345b3bc7a0ea 64 spiDAC.write(value);
mbedalvaro 0:345b3bc7a0ea 65 csDAC = 1;
mbedalvaro 0:345b3bc7a0ea 66 }
mbedalvaro 0:345b3bc7a0ea 67
mbedalvaro 0:345b3bc7a0ea 68 void HardwareIO::setRedPower(int powerValue){
mbedalvaro 0:345b3bc7a0ea 69 if(powerValue > 0){
mbedalvaro 0:345b3bc7a0ea 70 lockin.setLaserPower(true);
mbedalvaro 0:345b3bc7a0ea 71 }
mbedalvaro 0:345b3bc7a0ea 72 else{
mbedalvaro 0:345b3bc7a0ea 73 lockin.setLaserPower(false);
mbedalvaro 0:345b3bc7a0ea 74 }
mbedalvaro 0:345b3bc7a0ea 75 }
mbedalvaro 0:345b3bc7a0ea 76 void HardwareIO::setGreenPower(int powerValue){
mbedalvaro 0:345b3bc7a0ea 77 if(powerValue > 0){
mbedalvaro 0:345b3bc7a0ea 78 Laser_Green = 1;
mbedalvaro 0:345b3bc7a0ea 79 }
mbedalvaro 0:345b3bc7a0ea 80 else{
mbedalvaro 0:345b3bc7a0ea 81 Laser_Green = 0;
mbedalvaro 0:345b3bc7a0ea 82 }
mbedalvaro 0:345b3bc7a0ea 83 }
mbedalvaro 0:345b3bc7a0ea 84 void HardwareIO::setBluePower(int powerValue){
mbedalvaro 0:345b3bc7a0ea 85 if(powerValue > 0){
mbedalvaro 0:345b3bc7a0ea 86 Laser_Blue = 1;
mbedalvaro 0:345b3bc7a0ea 87 }
mbedalvaro 0:345b3bc7a0ea 88 else{
mbedalvaro 0:345b3bc7a0ea 89 Laser_Blue = 0;
mbedalvaro 0:345b3bc7a0ea 90 }
mbedalvaro 0:345b3bc7a0ea 91 }
mbedalvaro 0:345b3bc7a0ea 92
mbedalvaro 0:345b3bc7a0ea 93 void HardwareIO::setRGBPower(char color) {
mbedalvaro 0:345b3bc7a0ea 94 lockin.setLaserPower(color&0x04);
mbedalvaro 0:345b3bc7a0ea 95 Laser_Green=(color&0x02)>>1;
mbedalvaro 0:345b3bc7a0ea 96 Laser_Blue =(color&0x01);
mbedalvaro 0:345b3bc7a0ea 97 }
mbedalvaro 0:345b3bc7a0ea 98
mbedalvaro 0:345b3bc7a0ea 99 void HardwareIO::scan_serial(int pointsPerLine){
mbedalvaro 0:345b3bc7a0ea 100 //scan the total surface with a custom resolution
mbedalvaro 0:345b3bc7a0ea 101 //send the lockin value for each point as a byte on the serial port to the PC
mbedalvaro 0:345b3bc7a0ea 102 //use "scanSLP_save" to see the data on processing
mbedalvaro 0:345b3bc7a0ea 103
mbedalvaro 0:345b3bc7a0ea 104
mbedalvaro 0:345b3bc7a0ea 105 int shiftX = (MAX_AD_MIRRORS - MIN_AD_MIRRORS) / pointsPerLine;
mbedalvaro 0:345b3bc7a0ea 106 int shiftY = (MAX_AD_MIRRORS - MIN_AD_MIRRORS) / pointsPerLine;
mbedalvaro 0:345b3bc7a0ea 107
mbedalvaro 0:345b3bc7a0ea 108 for(int j=0; j<pointsPerLine; j++){
mbedalvaro 0:345b3bc7a0ea 109 writeOutX(MIN_AD_MIRRORS);
mbedalvaro 0:345b3bc7a0ea 110 writeOutY(j*shiftY + MIN_AD_MIRRORS);
mbedalvaro 0:345b3bc7a0ea 111
mbedalvaro 0:345b3bc7a0ea 112 wait_us(300);//begining of line delay
mbedalvaro 0:345b3bc7a0ea 113 for(int i=0; i<pointsPerLine; i++){
mbedalvaro 0:345b3bc7a0ea 114 writeOutX(i*shiftX + MIN_AD_MIRRORS);
mbedalvaro 0:345b3bc7a0ea 115
mbedalvaro 0:345b3bc7a0ea 116 wait_us(100);//delay between each points
mbedalvaro 0:345b3bc7a0ea 117 pc.putc(int(255.0*lockin.getMedianValue()/4095));//printf("%dL",int(valueLockin*255));//pc.putc(int(lockin*255));//
mbedalvaro 0:345b3bc7a0ea 118 }
mbedalvaro 0:345b3bc7a0ea 119 }
mbedalvaro 0:345b3bc7a0ea 120 }
mbedalvaro 0:345b3bc7a0ea 121
mbedalvaro 0:345b3bc7a0ea 122 //load Look-up Table from LUT.TXT file
mbedalvaro 0:345b3bc7a0ea 123 //or create the file with scanLUT() if not existing.
mbedalvaro 0:345b3bc7a0ea 124 void HardwareIO::setLUT(){
mbedalvaro 0:345b3bc7a0ea 125
mbedalvaro 0:345b3bc7a0ea 126 FILE *fp = fopen(LUT_FILENAME, "r"); // Open file on the local file system for writing
mbedalvaro 0:345b3bc7a0ea 127 if(fp){
mbedalvaro 0:345b3bc7a0ea 128 //load the file into the lut table; keep the SAME resolution!
mbedalvaro 0:345b3bc7a0ea 129 fread(lut,sizeof(uint16),LUT_RESOLUTION*LUT_RESOLUTION,fp);
mbedalvaro 0:345b3bc7a0ea 130 fclose(fp);
mbedalvaro 0:345b3bc7a0ea 131 }
mbedalvaro 0:345b3bc7a0ea 132 else{
mbedalvaro 0:345b3bc7a0ea 133 //fclose(fp);
mbedalvaro 0:345b3bc7a0ea 134 //if the file "LUT.TXT" doesn't exist, create one with scanLUT()
mbedalvaro 0:345b3bc7a0ea 135 lockin.setLaserPower(true);
mbedalvaro 0:345b3bc7a0ea 136 scanLUT();
mbedalvaro 0:345b3bc7a0ea 137 }
mbedalvaro 0:345b3bc7a0ea 138
mbedalvaro 0:345b3bc7a0ea 139 }
mbedalvaro 0:345b3bc7a0ea 140
mbedalvaro 0:345b3bc7a0ea 141 //scan the total surface with a fixed 2^x resolution
mbedalvaro 0:345b3bc7a0ea 142 //create the Look-Up Table used to "flatten" the scan according to the position
mbedalvaro 0:345b3bc7a0ea 143 //
mbedalvaro 0:345b3bc7a0ea 144 //To Do: maybe detect high frequency to be sure the area is clean and empty?
mbedalvaro 0:345b3bc7a0ea 145 void HardwareIO::scanLUT(){
mbedalvaro 0:345b3bc7a0ea 146
mbedalvaro 0:345b3bc7a0ea 147 //reset lut table
mbedalvaro 0:345b3bc7a0ea 148 for(int j=0; j<LUT_RESOLUTION; j++){
mbedalvaro 0:345b3bc7a0ea 149 for(int i=0; i<LUT_RESOLUTION; i++){
mbedalvaro 0:345b3bc7a0ea 150 lut[i][j] =0;
mbedalvaro 0:345b3bc7a0ea 151 }
mbedalvaro 0:345b3bc7a0ea 152 }
mbedalvaro 0:345b3bc7a0ea 153
mbedalvaro 0:345b3bc7a0ea 154 int delayScanning = 300; //in us
mbedalvaro 0:345b3bc7a0ea 155
mbedalvaro 0:345b3bc7a0ea 156 //define the distance between each points (from 0 to 4096) and the offset (here 0)
mbedalvaro 0:345b3bc7a0ea 157 float shiftX = 1.0*(MAX_AD_MIRRORS - MIN_AD_MIRRORS) / (LUT_RESOLUTION-1);
mbedalvaro 0:345b3bc7a0ea 158 float shiftY = 1.0*(MAX_AD_MIRRORS - MIN_AD_MIRRORS) / (LUT_RESOLUTION-1);
mbedalvaro 0:345b3bc7a0ea 159 float offsetX = MIN_AD_MIRRORS;
mbedalvaro 0:345b3bc7a0ea 160 float offsetY = MIN_AD_MIRRORS;
mbedalvaro 0:345b3bc7a0ea 161
mbedalvaro 0:345b3bc7a0ea 162 //move the mirrors to the first position
mbedalvaro 0:345b3bc7a0ea 163 writeOutX(MAX_AD_MIRRORS);writeOutY(MIN_AD_MIRRORS);
mbedalvaro 0:345b3bc7a0ea 164 wait_us(500);
mbedalvaro 0:345b3bc7a0ea 165
mbedalvaro 0:345b3bc7a0ea 166 float x, y;
mbedalvaro 0:345b3bc7a0ea 167
mbedalvaro 0:345b3bc7a0ea 168 //scan the surface 8 times
mbedalvaro 0:345b3bc7a0ea 169 //the total value in lut[i][j] shouldn't exceed uint16 !!!
mbedalvaro 0:345b3bc7a0ea 170 for(int loop=0; loop<8; loop++){
mbedalvaro 0:345b3bc7a0ea 171 for(int j=0; j<LUT_RESOLUTION; j++){
mbedalvaro 0:345b3bc7a0ea 172 y = shiftY*j + offsetY ;
mbedalvaro 0:345b3bc7a0ea 173 writeOutY(int(y));
mbedalvaro 0:345b3bc7a0ea 174 //scan from right to left
mbedalvaro 0:345b3bc7a0ea 175 for(int i=LUT_RESOLUTION-1; i>=0; i--){
mbedalvaro 0:345b3bc7a0ea 176 x = shiftX*i + offsetX;
mbedalvaro 0:345b3bc7a0ea 177 writeOutX(int(x));
mbedalvaro 0:345b3bc7a0ea 178 wait_us(delayScanning);
mbedalvaro 0:345b3bc7a0ea 179 lut[i][j] += lockin_read();
mbedalvaro 0:345b3bc7a0ea 180 }
mbedalvaro 0:345b3bc7a0ea 181 //re-scan from left to right
mbedalvaro 0:345b3bc7a0ea 182 for(int i=0; i<LUT_RESOLUTION; i++){
mbedalvaro 0:345b3bc7a0ea 183 x = shiftX*i + offsetX;
mbedalvaro 0:345b3bc7a0ea 184 writeOutX(int(x));
mbedalvaro 0:345b3bc7a0ea 185 wait_us(delayScanning);
mbedalvaro 0:345b3bc7a0ea 186 lut[i][j] += lockin_read();
mbedalvaro 0:345b3bc7a0ea 187 }
mbedalvaro 0:345b3bc7a0ea 188 }
mbedalvaro 0:345b3bc7a0ea 189 }
mbedalvaro 0:345b3bc7a0ea 190
mbedalvaro 0:345b3bc7a0ea 191
mbedalvaro 0:345b3bc7a0ea 192 //save tab in file
mbedalvaro 0:345b3bc7a0ea 193 FILE *fp;
mbedalvaro 0:345b3bc7a0ea 194 #ifdef LUT_FILENAME
mbedalvaro 0:345b3bc7a0ea 195 fp = fopen(LUT_FILENAME, "w"); // Open file on the local file system for writing
mbedalvaro 0:345b3bc7a0ea 196 fwrite(lut,sizeof(uint16),LUT_RESOLUTION*LUT_RESOLUTION,fp);
mbedalvaro 0:345b3bc7a0ea 197 fclose(fp); //close the file (the mBed will appear connected again)
mbedalvaro 0:345b3bc7a0ea 198 #endif
mbedalvaro 0:345b3bc7a0ea 199
mbedalvaro 0:345b3bc7a0ea 200 #ifdef LUT_H_FILENAME
mbedalvaro 0:345b3bc7a0ea 201 //save tab in human readable file
mbedalvaro 0:345b3bc7a0ea 202 fp = fopen(LUT_H_FILENAME, "w"); // Open file on the local file system for writing
mbedalvaro 0:345b3bc7a0ea 203 fprintf(fp, "scan resolution: %d x %d\r\n",LUT_RESOLUTION, LUT_RESOLUTION);
mbedalvaro 0:345b3bc7a0ea 204 for(int j=0; j<LUT_RESOLUTION; j++){
mbedalvaro 0:345b3bc7a0ea 205 for(int i=0; i<LUT_RESOLUTION; i++){
mbedalvaro 0:345b3bc7a0ea 206 fprintf(fp, "X=%d,\tY=%d,\tI=%d\t \r\n", int(shiftX*i + offsetX), int(shiftY*j + offsetY), lut[i][j] );
mbedalvaro 0:345b3bc7a0ea 207 }
mbedalvaro 0:345b3bc7a0ea 208 }
mbedalvaro 0:345b3bc7a0ea 209 fclose(fp); //close the file (the mBed will appear connected again)
mbedalvaro 0:345b3bc7a0ea 210 #endif
mbedalvaro 0:345b3bc7a0ea 211
mbedalvaro 0:345b3bc7a0ea 212 }
mbedalvaro 0:345b3bc7a0ea 213
mbedalvaro 0:345b3bc7a0ea 214
mbedalvaro 0:345b3bc7a0ea 215 //return the lockin value corrected with the Look-UpTable
mbedalvaro 0:345b3bc7a0ea 216 float HardwareIO::lockInCorrectedValue(int x, int y){
mbedalvaro 0:345b3bc7a0ea 217 //*******Correction using DIRECT approximation
mbedalvaro 0:345b3bc7a0ea 218 #ifdef LUT_DIRECT
mbedalvaro 0:345b3bc7a0ea 219 return 16.0 * lockin_read() / (lut[x >> LUT_BITS_SHIFT][y >> LUT_BITS_SHIFT]);
mbedalvaro 0:345b3bc7a0ea 220
mbedalvaro 0:345b3bc7a0ea 221 #else
mbedalvaro 0:345b3bc7a0ea 222 //*******Correction using BILINEAR approximation
mbedalvaro 0:345b3bc7a0ea 223 #ifdef LUT_BILINEAR
mbedalvaro 0:345b3bc7a0ea 224 int X = x >> LUT_BITS_SHIFT; //mirror "x" is 12bits, LUT "X" needs 4bits when lut is 17x17
mbedalvaro 0:345b3bc7a0ea 225 int Y = y >> LUT_BITS_SHIFT; //mirror "y" is 12bits, LUT "Y" needs 4bits when lut is 17x17
mbedalvaro 0:345b3bc7a0ea 226 float dx = 1.0*(x & LUT_BITS_MASK)/(LUT_BITS_MASK+1); //weight to apply on X (mask with 255 and norm)
mbedalvaro 0:345b3bc7a0ea 227 float dy = 1.0*(y & LUT_BITS_MASK)/(LUT_BITS_MASK+1); //weight to apply on Y (mask with 255 and norm)
mbedalvaro 0:345b3bc7a0ea 228
mbedalvaro 0:345b3bc7a0ea 229 //Wheighted mean approximation of the Look-Up Table at the position (x,y):
mbedalvaro 0:345b3bc7a0ea 230 float wmLUT = (1-dy)*( (1-dx)*lut[X][Y] + dx*lut[X+1][Y] ) + dy*( (1-dx)*lut[X][Y+1] + dx*lut[X+1][Y+1] );
mbedalvaro 0:345b3bc7a0ea 231
mbedalvaro 0:345b3bc7a0ea 232 return 16.0 * lockin_read() / wmLUT;//16.0 is the number of recorded sample added to one position of the LUT
mbedalvaro 0:345b3bc7a0ea 233
mbedalvaro 0:345b3bc7a0ea 234 #else
mbedalvaro 0:345b3bc7a0ea 235 //*******Correction using LINEAR approximation
mbedalvaro 0:345b3bc7a0ea 236 #ifdef LUT_LINEAR
mbedalvaro 0:345b3bc7a0ea 237 int X = x >> LUT_BITS_SHIFT; //mirror "x" is 12bits, LUT "X" needs 4bits when lut is 17x17
mbedalvaro 0:345b3bc7a0ea 238 int Y = y >> LUT_BITS_SHIFT; //mirror "y" is 12bits, LUT "Y" needs 4bits when lut is 17x17
mbedalvaro 0:345b3bc7a0ea 239 float dx = 1.0*(x & LUT_BITS_MASK)/(LUT_BITS_MASK+1); //weight to apply on X (mask with 255 and norm)
mbedalvaro 0:345b3bc7a0ea 240 float dy = 1.0*(y & LUT_BITS_MASK)/(LUT_BITS_MASK+1); //weight to apply on Y (mask with 255 and norm)
mbedalvaro 0:345b3bc7a0ea 241 float linearLUT, dzx, dzy;
mbedalvaro 0:345b3bc7a0ea 242
mbedalvaro 0:345b3bc7a0ea 243 if(dx>dy){ //if the position is on the "top-right" triangle
mbedalvaro 0:345b3bc7a0ea 244 dzx = (lut[X+1][Y] - lut[X][Y]) * dx;
mbedalvaro 0:345b3bc7a0ea 245 dzy = (lut[X+1][Y+1] - lut[X+1][Y]) * dy;
mbedalvaro 0:345b3bc7a0ea 246 }
mbedalvaro 0:345b3bc7a0ea 247 else{ //if the position is on the "bottom-left" triangle
mbedalvaro 0:345b3bc7a0ea 248 dzy = (lut[X][Y+1] - lut[X][Y]) * dy;
mbedalvaro 0:345b3bc7a0ea 249 dzx = (lut[X+1][Y+1] - lut[X][Y+1]) * dx;
mbedalvaro 0:345b3bc7a0ea 250 }
mbedalvaro 0:345b3bc7a0ea 251
mbedalvaro 0:345b3bc7a0ea 252 //linear approximation of the Look-Up Table at the position (x,y):
mbedalvaro 0:345b3bc7a0ea 253 linearLUT = lut[X][Y] + dzx + dzy;
mbedalvaro 0:345b3bc7a0ea 254 return 16.0 * lockin_read() / linearLUT; //16.0 is the number of recorded sample added to one position of the LUT
mbedalvaro 0:345b3bc7a0ea 255
mbedalvaro 0:345b3bc7a0ea 256 #else
mbedalvaro 0:345b3bc7a0ea 257 //*******No corrections, just return the normalized value
mbedalvaro 0:345b3bc7a0ea 258 return lockin_read()/4096;
mbedalvaro 0:345b3bc7a0ea 259
mbedalvaro 0:345b3bc7a0ea 260 #endif //LUT_LINEAR
mbedalvaro 0:345b3bc7a0ea 261 #endif //LUT_BILINEAR
mbedalvaro 0:345b3bc7a0ea 262 #endif //LUT_DIRECT
mbedalvaro 0:345b3bc7a0ea 263 }
mbedalvaro 0:345b3bc7a0ea 264