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AirPlay fix & misc

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- Spectrum scale fix
- Initialize more display parameters
- Reboot after 30s of no connection
- Reboot after IP address change
This commit is contained in:
philippe44
2020-03-07 14:01:53 -08:00
parent fae613eb33
commit 8e95bd3dd2
13 changed files with 127 additions and 62 deletions
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20
components/display/SSD132x.c
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@@ -126,6 +126,7 @@ static void Update1( struct GDS_Device* Device ) {
// not sure the compiler does not have to redo all calculation in for loops, so local it is
int width = Device->Width / 8, rows = Device->Height;
uint8_t *optr = Private->Shadowbuffer, *iptr = Device->Framebuffer;
int CurrentRow = -1, FirstCol = -1, LastCol = -1;
// by row, find first and last columns that have been updated
for (int r = 0; r < rows; r++) {
@@ -140,9 +141,22 @@ static void Update1( struct GDS_Device* Device ) {
// now update the display by "byte rows"
if (first--) {
SetColumnAddress( Device, first, last );
SetRowAddress( Device, r, r);
Device->WriteData( Device, Private->Shadowbuffer + r*width + first, last - first + 1);
// only set column when useful, saves a fair bit of CPU
if (first > FirstCol && first <= FirstCol + 4 && last < LastCol && last >= LastCol - 4) {
first = FirstCol;
last = LastCol;
} else {
SetColumnAddress( Device, first, last );
FirstCol = first;
LastCol = last;
}
// Set row only when needed, otherwise let auto-increment work
if (r != CurrentRow) SetRowAddress( Device, r, Device->Height - 1 );
CurrentRow = r + 1;
// actual write
Device->WriteData( Device, Private->Shadowbuffer + r*width + first, last - first + 1 );
}
}
#else