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Print first semi-successful image

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This commit is contained in:
fruchti 2018-08-23 12:30:47 +02:00
parent 116ab5d23b
commit b2b3931e81
6 changed files with 78 additions and 13 deletions
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29
src/print.c
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@ -1,7 +1,7 @@
#include "print.h"
#include "ltp1245.h"
static uint8_t Print_Buffer[64 * LTP1245_LINE_BYTES];
static uint8_t Print_Buffer[PRINT_BUFFER_LINES * LTP1245_LINE_BYTES];
void Print_Text(const char *text, const Font_t *font)
{
@ -36,4 +36,31 @@ void Print_Text(const char *text, const Font_t *font)
}
LTP1245_Print(Print_Buffer, height);
}
// Width needs to be divisible by 8
void Print_Image(const uint8_t *data, int width, int height)
{
int currentline = 0;
while(height)
{
int lines = PRINT_BUFFER_LINES;
if(height < lines)
{
lines = height;
}
for(int i = 0; i < lines; i++)
{
memcpy(Print_Buffer + i * LTP1245_LINE_BYTES,
data + currentline * width / 8,
width / 8);
//memset(Print_Buffer + width / 8, 0, LTP1245_LINE_BYTES - width / 8);
currentline++;
}
LTP1245_Print(Print_Buffer, lines);
height -= lines;
}
}