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Add viewport feature

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2 new example sketches added for viewport demonstration
This commit is contained in:
Bodmer
2020-10-06 00:51:41 +01:00
parent 22ca8193c5
commit 13d217dc89
11 changed files with 813 additions and 72 deletions
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Extensions/Sprite.cpp
+3 -3
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@@ -843,9 +843,9 @@ bool TFT_eSprite::pushSprite(int32_t tx, int32_t ty, int32_t sx, int32_t sy, int
_tft->pushImage(tx, ty, sw, sh, _img4 + (_iwidth>>1) * _ys, false, _colorMap );
else // Render line by line
{
uint32_t ds = _xs&1; // Odd x start pixel
int32_t ds = _xs&1; // Odd x start pixel
uint32_t de = 0; // Odd x end pixel
int32_t de = 0; // Odd x end pixel
if ((sw > ds) && (_xe&1)) de = 1;
uint32_t dm = 0; // Midsection pixel count
@@ -877,7 +877,7 @@ bool TFT_eSprite::pushSprite(int32_t tx, int32_t ty, int32_t sx, int32_t sy, int
_tft->setWindow(tx, ty, tx+sw-1, ty+sh-1);
while (sh--)
{
for (uint32_t dx = _xs; dx < _xs + sw; dx++) _tft->pushColor(readPixel(dx, _ys));
for (int32_t dx = _xs; dx < _xs + sw; dx++) _tft->pushColor(readPixel(dx, _ys));
ty++;
_ys++;
}