rpi4-osdev/part7-bluetooth/fb.h

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2020-07-23 19:37:48 +00:00
void fb_init();
void drawPixel(int x, int y, unsigned char attr);
void drawChar(unsigned char ch, int x, int y, unsigned char attr, int zoom);
void drawString(int x, int y, char *s, unsigned char attr, int zoom);
void drawRect(int x1, int y1, int x2, int y2, unsigned char attr, int fill);
void drawCircle(int x0, int y0, int radius, unsigned char attr, int fill);
void drawLine(int x1, int y1, int x2, int y2, unsigned char attr);
void moveRect(int oldx, int oldy, int width, int height, int shiftx, int shifty, unsigned char attr);
void wait_msec(unsigned int n);