crashtest-r0ket/firmware/lcd/render.h

#ifndef __RENDER_H_
#define __RENDER_H_

#include "display.h"
#include "fonts.h"

/*
#badge    <s> 96x68
#badge    <s> das farbige hat 98x70 
#badge    <s> das laengliche 128x32 
*/

#define RESX 96
#define RESY 68

// ARM supports byte flip natively. Yay!
#define flip(byte) \
	__asm("rbit %[value], %[value];" \
		  "rev  %[value], %[value];" \
			: [value] "+r" (byte) : )

/* Alternatively you could use normal byte flipping:
#define flip(c) do {\
	c = ((c>>1)&0x55)|((c<<1)&0xAA); \
	c = ((c>>2)&0x33)|((c<<2)&0xCC); \
	c = (c>>4) | (c<<4); \
	}while(0)
*/

int DoChar(int sx, int sy, int c);
int DoString(int sx, int sy, const char *s);
int DoInt(int sx, int sy, int num);
int DoIntXn(int sx, int sy, unsigned int num, unsigned int maxlen);
int DoIntX(int sx, int sy, unsigned int num);
int DoCharX(int sx, int sy, unsigned char num);
int DoShortX(int sx, int sy, uint16_t num);
void setIntFont(const struct FONT_DEF * font);
void setExtFont(const char *file);

#define START_FONT 0
#define SEEK_EXTRAS 1
#define GET_EXTRAS 2
#define SEEK_WIDTH 3
#define GET_WIDTH 4
#define SEEK_DATA 5
#define GET_DATA 6
#define PEEK_DATA 7

int _getFontData(int type, int offset);

#define MAXCHR (30*20)
extern uint8_t charBuf[MAXCHR];

#endif