lcd.hpp

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#pragma once
#include <stdint.h>
 
const uint8_t PALETTE_BLACK = 0;
const uint8_t PALETTE_BLUE = 1;
const uint8_t PALETTE_GREEN = 2;
const uint8_t PALETTE_CYAN = 3;
const uint8_t PALETTE_RED = 4;
const uint8_t PALETTE_MAGENTA = 5;
const uint8_t PALETTE_YELLOW = 6;
const uint8_t PALETTE_WHITE = 7;
 
#define RGB_TO_RGB565(r, g, b) ( \
    ((r & 0x1F) << 11) | \
    ((g & 0x3F) << 5) | \
    (b & 0x1F) \
)
 
#define RGB565_TO_R(rgb565) ((rgb565 >> 11) & 0x1F)
 
#define RGB565_TO_G(rgb565) ((rgb565 >> 5) & 0x3F)
 
#define RGB565_TO_B(rgb565) (rgb565 & 0x1F)
 
extern "C"
void LCD_ClearScreen();
 
extern "C"
uint16_t LCD_GetPixel(int x, int y);
 
extern "C"
void LCD_GetSize(int *width, int *height);
 
extern "C"
uint16_t *LCD_GetVRAMAddress();
 
extern "C"
void LCD_Refresh();
 
extern "C"
void LCD_SetPixel(int x, int y, uint16_t color);
 
extern "C"
void LCD_SetPixelFromPalette(int x, int y, uint8_t index);
 
extern "C"
void LCD_VRAMBackup();
 
extern "C"
void LCD_VRAMRestore();