feedc0de/TFT_eSPI
1
0 Fork 0
forked from Bodmer/TFT_eSPI
Code Pull Requests Activity

Diagnostic sketch update + others

Browse Source 
Read_User_Setup updated to be compatible with STM32 and new structure format.
Reduction in compiler warnings
Update Sprite destructor
Update version to 2.2.1
This commit is contained in:
Bodmer committed 2020-04-16 14:33:42 +01:00
1 parent 875b451590
commit e937a3496f
9 files changed
+122 -93
Download Patch File Download Diff File Expand all files Collapse all files

No files matched your search

TFT_eSPI.cpp
+10 -11
View File
@@ -1526,7 +1526,8 @@ void TFT_eSPI::readRectRGB(int32_t x0, int32_t y0, int32_t w, int32_t h, uint8_
readRect(x0, y0, w, h, (uint16_t*)buf565);
while (len--) {
uint16_t pixel565 = (*buf565++)<<8 | (*buf565++);
uint16_t pixel565 = (*buf565++)<<8;
pixel565 |= *buf565++;
uint8_t red = (pixel565 & 0xF800) >> 8; red |= red >> 5;
uint8_t green = (pixel565 & 0x07E0) >> 3; green |= green >> 6;
uint8_t blue = (pixel565 & 0x001F) << 3; blue |= blue >> 5;
@@ -1685,23 +1686,21 @@ void TFT_eSPI::drawCircleHelper( int32_t x0, int32_t y0, int32_t r, uint8_t corn
// Improved algorithm avoids repetition of lines
void TFT_eSPI::fillCircle(int32_t x0, int32_t y0, int32_t r, uint32_t color)
{
int32_t x = 1;
int32_t x = 0;
int32_t dx = 1;
int32_t dy = r+r;
int32_t ly = y0;
int32_t p = -(r>>1);
int32_t xo = 0;
//begin_tft_write(); // Sprite class can use this function, avoiding begin_tft_write()
inTransaction = true;
drawFastHLine(x0 - r, y0, dy+1, color);
while(xo<r){
while(x<r){
if(p>=0) {
drawFastHLine(x0 - xo, y0 + r, 2 * xo+1, color);
drawFastHLine(x0 - xo, y0 - r, 2 * xo+1, color);
drawFastHLine(x0 - x + 1, y0 + r, dx-1, color);
drawFastHLine(x0 - x + 1, y0 - r, dx-1, color);
dy-=2;
p-=dy;
r--;
@@ -1709,11 +1708,11 @@ void TFT_eSPI::fillCircle(int32_t x0, int32_t y0, int32_t r, uint32_t color)
dx+=2;
p+=dx;
xo = x;
drawFastHLine(x0 - r, y0 + x, 2 * r+1, color);
drawFastHLine(x0 - r, y0 - x, 2 * r+1, color);
x++;
drawFastHLine(x0 - r, y0 + x, dy+1, color);
drawFastHLine(x0 - r, y0 - x, dy+1, color);
}
inTransaction = false;