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Eliminate "may be uninitialized" variable warning 

Code in Sprites.cpp refactored to eliminate
"warning: 'mask_ofs' may be used uninitialized in this function"
This commit is contained in:
Scott Allen 2017-04-24 11:04:11 -04:00
parent b4d8fd8d6f
commit babf6893c8
1 changed files with 2 additions and 3 deletions
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5
src/Sprites.cpp
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@ -125,9 +125,6 @@ void Sprites::drawBitmap(int16_t x, int16_t y,
sRow += start_h;
ofs = (sRow * WIDTH) + x + xOffset;
uint8_t *bofs = (uint8_t *)bitmap + (start_h * w) + xOffset;
uint8_t *mask_ofs;
if (mask != 0)
mask_ofs = (uint8_t *)mask + (start_h * w) + xOffset;
uint8_t data;
uint8_t mul_amt = 1 << yOffset;
@ -205,6 +202,8 @@ void Sprites::drawBitmap(int16_t x, int16_t y,
break;
case SPRITE_MASKED:
uint8_t *mask_ofs;
mask_ofs = (uint8_t *)mask + (start_h * w) + xOffset;
for (uint8_t a = 0; a < loop_h; a++) {
for (uint8_t iCol = 0; iCol < rendered_width; iCol++) {
// NOTE: you might think in the yOffset==0 case that this results