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Update src/Snake.cpp to allow buss values 0...9, A...Z #52

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Update src/Snake.cpp to allow buss values 0...9, A...Z #52

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21 changes: 19 additions & 2 deletions src/Snake.cpp
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Original file line number Diff line number Diff line change
@@ -1,7 +1,12 @@
#include "Southpole.hpp"
#include "dsp/digital.hpp"

#define NSNAKEBUSS 16
#define NSBUSS_NUM_INTEGERS 10
#define NSBUSS_NUM_CHARS 26

#define NSBUSS_CHAR_START 65

#define NSNAKEBUSS NSBUSS_NUM_INTEGERS + NSBUSS_NUM_CHARS
#define NSNAKEPORTS 10

struct Snake : Module {
Expand Down Expand Up @@ -190,8 +195,20 @@ struct SnakeDisplay : TransparentWidget {
nvgFillColor(vg, nvgTransRGBA(textColor, 16));
nvgText(vg, textPos.x, textPos.y, "~~~~", NULL);
nvgFillColor(vg, textColor);

/* Orignally the buss values was being converted to hex.
* We want 0...9, A...Z
* So for buss values greater then 9, we need to convert
* the bus value to its equivalent ascii-char value.
*/
char strbuss[4];
sprintf(strbuss,"%1x",module->buss);
if (module->buss < NSBUSS_NUM_INTEGERS) {
sprintf(strbuss,"%1x",module->buss);
} else if (module->buss < NSNAKEBUSS+1) {
/* assumes that a buss value of 10 equates to 65 'A' */
int ch = NSBUSS_CHAR_START + (module->buss - NSBUSS_NUM_INTEGERS);
sprintf(strbuss,"%c",ch);
}
nvgText(vg, textPos.x, textPos.y, strbuss, NULL);
}
};
Expand Down