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Arduboy2
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Modify source based on MLXXXp comments.

This commit is contained in:
Blake W. Ford 2019-02-25 22:41:38 -06:00
parent 2459f50075
commit 492d74b833
2 changed files with 3 additions and 3 deletions
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4
src/Arduboy2.cpp
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@ -678,7 +678,7 @@ void Arduboy2Base::fillScreen(uint8_t color)
"ldi %[color], 0xFF\n" "ldi %[color], 0xFF\n"
// counter = 0 // counter = 0
"clr __tmp_reg__\n" "clr __tmp_reg__\n"
"loopto:\n" "1:\n"
// (4x) push zero into screen buffer, // (4x) push zero into screen buffer,
// then increment buffer position // then increment buffer position
"st Z+, %[color]\n" "st Z+, %[color]\n"
@ -689,7 +689,7 @@ void Arduboy2Base::fillScreen(uint8_t color)
"inc __tmp_reg__\n" "inc __tmp_reg__\n"
// repeat for 256 loops // repeat for 256 loops
// (until counter rolls over back to 0) // (until counter rolls over back to 0)
"brne loopto\n" "brne 1b\n"
: [color] "+d" (color), : [color] "+d" (color),
"+z" (bPtr) "+z" (bPtr)
: :

2
src/Arduboy2.h
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@ -580,7 +580,7 @@ class Arduboy2Base : public Arduboy2Core
* *
* \param color The fill color (optional; defaults to WHITE). * \param color The fill color (optional; defaults to WHITE).
*/ */
void fillScreen(uint8_t color = WHITE) __attribute__ ((noinline)); void fillScreen(uint8_t color = WHITE);
/** \brief /** \brief
* Draw a rectangle with rounded corners. * Draw a rectangle with rounded corners.