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Add screen mirror function for ST7789

This commit is contained in:
Gozi 2021-08-10 15:00:00 +08:00
parent 58f457ba97
commit 07f21b5120
3 changed files with 94 additions and 31 deletions
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47
TFT_Drivers/ST7789_2_Rotation.h
View File

@ -1,5 +1,4 @@
// This is the command sequence that rotates the ST7789 driver coordinate frame
writecommand(TFT_MADCTL);
rotation = m % 4;
switch (rotation) {
@ -16,7 +15,11 @@
rowstart = 0;
}
#endif
writedata(TFT_MAD_COLOR_ORDER);
if (mirror) {
writedata(TFT_MAD_MX | TFT_MAD_COLOR_ORDER);
} else {
writedata(TFT_MAD_COLOR_ORDER);
}
_width = _init_width;
_height = _init_height;
@ -24,6 +27,7 @@
case 1: // Landscape (Portrait + 90)
#ifdef CGRAM_OFFSET
// TODO: Fix offset after mirror
if (_init_width == 135)
{
colstart = 40;
@ -31,17 +35,26 @@
}
else
{
colstart = 0;
rowstart = 0;
if (mirror) {
colstart = 80;
rowstart = 0;
} else {
colstart = 0;
rowstart = 0;
}
}
#endif
writedata(TFT_MAD_MX | TFT_MAD_MV | TFT_MAD_COLOR_ORDER);
if (mirror) {
writedata(TFT_MAD_MX | TFT_MAD_MV | TFT_MAD_MY | TFT_MAD_COLOR_ORDER);
} else {
writedata(TFT_MAD_MX | TFT_MAD_MV | TFT_MAD_COLOR_ORDER);
}
_width = _init_height;
_height = _init_width;
break;
case 2: // Inverter portrait
case 2: // Inverter portrait
#ifdef CGRAM_OFFSET
if (_init_width == 135)
{
@ -54,13 +67,18 @@
rowstart = 80;
}
#endif
writedata(TFT_MAD_MX | TFT_MAD_MY | TFT_MAD_COLOR_ORDER);
if (mirror) {
writedata(TFT_MAD_MY | TFT_MAD_COLOR_ORDER);
} else {
writedata(TFT_MAD_MX | TFT_MAD_MY | TFT_MAD_COLOR_ORDER);
}
_width = _init_width;
_height = _init_height;
break;
case 3: // Inverted landscape
#ifdef CGRAM_OFFSET
// TODO: Fix offset after mirror
if (_init_width == 135)
{
colstart = 40;
@ -68,11 +86,20 @@
}
else
{
colstart = 80;
rowstart = 0;
if (mirror) {
colstart = 0;
rowstart = 0;
} else {
colstart = 80;
rowstart = 0;
}
}
#endif
writedata(TFT_MAD_MV | TFT_MAD_MY | TFT_MAD_COLOR_ORDER);
if (mirror) {
writedata(TFT_MAD_MV | TFT_MAD_COLOR_ORDER);
} else {
writedata(TFT_MAD_MV | TFT_MAD_MY | TFT_MAD_COLOR_ORDER);
}
_width = _init_height;
_height = _init_width;

46
TFT_Drivers/ST7789_Rotation.h
View File

@ -1,6 +1,6 @@
// This is the command sequence that rotates the ST7789 driver coordinate frame
writecommand(TFT_MADCTL);
uint8_t writedata(0);
rotation = m % 4;
switch (rotation) {
case 0: // Portrait
@ -16,7 +16,11 @@
rowstart = 0;
}
#endif
writedata(TFT_MAD_COLOR_ORDER);
if (mirror) {
writedata(TFT_MAD_MX | TFT_MAD_COLOR_ORDER);
} else {
writedata(TFT_MAD_COLOR_ORDER);
}
_width = _init_width;
_height = _init_height;
@ -24,6 +28,7 @@
case 1: // Landscape (Portrait + 90)
#ifdef CGRAM_OFFSET
// TODO: Fix offset after mirror
if (_init_width == 135)
{
colstart = 40;
@ -31,11 +36,20 @@
}
else
{
colstart = 0;
rowstart = 0;
if (mirror) {
colstart = 80;
rowstart = 0;
} else {
colstart = 0;
rowstart = 0;
}
}
#endif
writedata(TFT_MAD_MX | TFT_MAD_MV | TFT_MAD_COLOR_ORDER);
if (mirror) {
writedata(TFT_MAD_MX | TFT_MAD_MV | TFT_MAD_MY | TFT_MAD_COLOR_ORDER);
} else {
writedata(TFT_MAD_MX | TFT_MAD_MV | TFT_MAD_COLOR_ORDER);
}
_width = _init_height;
_height = _init_width;
@ -54,13 +68,18 @@
rowstart = 80;
}
#endif
writedata(TFT_MAD_MX | TFT_MAD_MY | TFT_MAD_COLOR_ORDER);
if (mirror) {
writedata(TFT_MAD_MY | TFT_MAD_COLOR_ORDER);
} else {
writedata(TFT_MAD_MX | TFT_MAD_MY | TFT_MAD_COLOR_ORDER);
}
_width = _init_width;
_height = _init_height;
break;
case 3: // Inverted landscape
#ifdef CGRAM_OFFSET
// TODO: Fix offset after mirror
if (_init_width == 135)
{
colstart = 40;
@ -68,11 +87,20 @@
}
else
{
colstart = 80;
rowstart = 0;
if (mirror) {
colstart = 0;
rowstart = 0;
} else {
colstart = 80;
rowstart = 0;
}
}
#endif
writedata(TFT_MAD_MV | TFT_MAD_MY | TFT_MAD_COLOR_ORDER);
if (mirror) {
writedata(TFT_MAD_MV | TFT_MAD_COLOR_ORDER);
} else {
writedata(TFT_MAD_MV | TFT_MAD_MY | TFT_MAD_COLOR_ORDER);
}
_width = _init_height;
_height = _init_width;

16
TFT_eSPI.h
View File

@ -303,7 +303,15 @@ static const uint16_t default_4bit_palette[] PROGMEM = {
};
/***************************************************************************************
** Section 7: Diagnostic support
** Section 7: Screen rotation enumeration
***************************************************************************************/
#define TFT_PORTRAIT 0
#define TFT_LANDSCAPE 1
#define TFT_PORTRAIT_INVERT 2
#define TFT_LANDSCAPE_INVERT 3
/***************************************************************************************
** Section 8: Diagnostic support
***************************************************************************************/
// #define TFT_eSPI_DEBUG // Switch on debug support serial messages (not used yet)
// #define TFT_eSPI_FNx_DEBUG // Switch on debug support for function "x" (not used yet)
@ -369,7 +377,7 @@ int16_t tch_spi_freq;// Touch controller read/write SPI frequency
} setup_t;
/***************************************************************************************
** Section 8: Class member and support functions
** Section 9: Class member and support functions
***************************************************************************************/
// Swap any type
template <typename T> static inline void
@ -799,7 +807,7 @@ class TFT_eSPI : public Print { friend class TFT_eSprite; // Sprite class has ac
#endif
/***************************************************************************************
** Section 9: TFT_eSPI class conditional extensions
** Section 10: TFT_eSPI class conditional extensions
***************************************************************************************/
// Load the Touch extension
#ifdef TOUCH_CS
@ -814,7 +822,7 @@ class TFT_eSPI : public Print { friend class TFT_eSprite; // Sprite class has ac
}; // End of class TFT_eSPI
/***************************************************************************************
** Section 10: Additional extension classes
** Section 11: Additional extension classes
***************************************************************************************/
// Load the Button Class
#include "Extensions/Button.h"