yuzu/MCUFRIEND_kbv
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Extend GREEN from msb

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prenticedavid
2017-05-14 21:27:16 +01:00
parent 934433161c
commit 24ac34b126
1 changed files with 3 additions and 0 deletions
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3
MCUFRIEND_kbv.cpp
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@@ -15,6 +15,7 @@
//#define SUPPORT_9806
#define SUPPORT_B509_7793 //R61509, ST7793 +244 bytes
#define OFFSET_9327 32 //costs about 103 bytes, 0.08s
#define SUPPORT_9488_555 //costs +230 bytes, 0.03s / 0.19s
#include "MCUFRIEND_kbv.h"
#if defined(USE_SERIAL)
@@ -63,8 +64,10 @@ MCUFRIEND_kbv::MCUFRIEND_kbv(int CS, int RS, int WR, int RD, int RST):Adafruit_G
static uint8_t done_reset, is8347, is555;
static uint16_t color565_to_555(uint16_t color) {
return (color & 0xFFC0) | ((color & 0x1F) << 1) | ((color & 0x01)); //lose Green LSB, extend Blue LSB
}
static uint16_t color555_to_565(uint16_t color) {
return (color & 0xFFC0) | ((color & 0x0400) >> 5) | ((color & 0x3F) >> 1); //extend Green LSB
}
void MCUFRIEND_kbv::reset(void)