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add hardware clear

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This commit is contained in:
ergosys 2014-12-11 22:54:19 -08:00
parent 96a5f5fbea
commit 3b12678e6e
2 changed files with 12 additions and 1 deletions
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10
drivers/gdisp/SSD1306/gdisp_lld_SSD1306.c
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@ -151,6 +151,16 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay *g) {
}
#endif
#if GDISP_HARDWARE_CLEARS
LLDSPEC void gdisp_lld_clear(GDisplay *g) {
uint8_t fill = (g->p.color == Black) ? 0 : 0xff;
int bytes = GDISP_SCREEN_WIDTH * GDISP_SCREEN_HEIGHT/8;
int off;
for (off = 0; off < bytes; off++)
RAM(g)[off] = fill;
}
#endif
#if GDISP_HARDWARE_DRAWPIXEL
LLDSPEC void gdisp_lld_draw_pixel(GDisplay *g) {
coord_t x, y;

3
drivers/gdisp/SSD1306/gdisp_lld_config.h
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@ -17,7 +17,8 @@
#define GDISP_HARDWARE_FLUSH TRUE // This controller requires flushing
#define GDISP_HARDWARE_DRAWPIXEL TRUE
#define GDISP_HARDWARE_PIXELREAD TRUE
#define GDISP_HARDWARE_CONTROL TRUE
#define GDISP_HARDWARE_CONTROL TRUE
#define GDISP_HARDWARE_CLEARS TRUE
#define GDISP_LLD_PIXELFORMAT GDISP_PIXELFORMAT_MONO