http://bbs.csdn.net/topics/320147085 在 EFI 下完貪食蛇...

EFI_Snake.c

#include "efi.h"
#include "efilib.h"
#include "she.h"

#include <atk_libc.h>
#include <stdio.h>
#include <stdlib.h>

#include "Bmp.h"
#include "Hii.h"
#include "ConsoleControl.h"
#include "GraphicsOutput.h"
#define Out ST->ConOut
#define In  ST->ConIn
#define SCAN_CODE_UP    0x01
#define SCAN_CODE_DOWN  0x02
#define SCAN_CODE_RIGHT 0x03
#define SCAN_CODE_LEFT  0x04
#define SCAN_CODE_ESC   0x17
#define N 200

EFI_GUID gEfiConsoleControlProtocolGuid  =  EFI_CONSOLE_CONTROL_PROTOCOL_GUID;
EFI_GUID gEfiGraphicsOutputProtocolGuid  =  EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID;
EFI_GUID gEfiHiiProtocolGuid  =  EFI_HII_PROTOCOL_GUID;
EFI_GUID gEfiUgaDrawProtocolGuid  =  EFI_UGA_DRAW_PROTOCOL_GUID;

EFI_CONSOLE_CONTROL_PROTOCOL  *ConsoleControl;
EFI_GRAPHICS_OUTPUT_PROTOCOL  *GraphicsOutput;
EFI_GRAPHICS_OUTPUT_BLT_PIXEL Color;
EFI_HII_PROTOCOL              *mHii;
EFI_UGA_DRAW_PROTOCOL         *UgaDraw;

EFI_SYSTEM_TABLE          *gST;
EFI_BOOT_SERVICES         *gBS;
EFI_RUNTIME_SERVICES      *gRT;

#define _Clrscr(); ST->ConOut->ClearScreen(ST->ConOut);

static EFI_UGA_PIXEL EfiColors[16]  =  {
  0x00, 0x00, 0x00, 0x00,  // BLACK
	0x98, 0x00, 0x00, 0x00,  // BLUE
	0x00, 0x98, 0x00, 0x00,  // GREEN
	0x98, 0x98, 0x00, 0x00,  // CYAN
	0x00, 0x00, 0x98, 0x00,  // RED
	0x98, 0x00, 0x98, 0x00,  // MAGENTA
	0x00, 0x98, 0x98, 0x00,  // BROWN
	0x98, 0x98, 0x98, 0x00,  // LIGHTGRAY
	0x30, 0x30, 0x30, 0x00,  // DARKGRAY - BRIGHT BLACK
	0xff, 0x00, 0x00, 0x00,  // LIGHTBLUE - ?
	0x00, 0xff, 0x00, 0x00,  // LIGHTGREEN - ?
	0xff, 0xff, 0x00, 0x00,  // LIGHTCYAN
	0x00, 0x00, 0xff, 0x00,  // LIGHTRED
	0xff, 0x00, 0xff, 0x00,  // LIGHTMAGENTA
	0x00, 0xff, 0xff, 0x00,  // LIGHTBROWN
	0xff, 0xff, 0xff, 0x00,  // WHITE
};

UINTN Node;
EFI_INPUT_KEY Key;
UINTN Score = 0;
UINT8 Barrier = 1;
UINTN Gamespeed = 100000;

struct Food {
	INTN x;
	INTN  y;
	UINTN  yes;
} food;

struct Snake {
	INTN x[N];
	INTN y[N];
	UINTN node;
	UINTN direction;
	UINTN life;
} snake;

VOID DrawData(IN UINT8 *ImageBuffer, IN UINTN  Col, IN UINTN  Row);

VOID DrawWord(IN CHAR16 *Value, IN UINT16 X, IN UINT16 Y, IN UINT16 Background, IN UINT16 WordCount);

UINT8 Rand(IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable);

EFI_STATUS Init(IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable);

EFI_STATUS DrawK(IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable);

VOID PrintScore(IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable) {   
	CHAR16 Str1[50];
	UINT8  Count1;
	ValueToString(Str1,0,Score);
	Count1 = (UINT8)StrLen(Str1);
	DrawWord(ImageHandle, SystemTable, Str1, 160, 65, 3, Count1);
	return;
}

VOID GameOver(VOID);

EFI_STATUS GamePlay(IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable);

Main(IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable) {
	EFI_STATUS Status;

	UINT8  Count,Countsize;
	UINTN  i,j,k;
	CHAR16 *Str = L"Start Load";
	CHAR16 *Str2 = L"JJDD";
	Count = 11;

	//---	if(Barrier == 1)
	//---	{
	Init(ImageHandle,SystemTable);	  
	ConsoleControl->SetMode (ConsoleControl, EfiConsoleControlScreenGraphics);

	//	    UgaDraw->Blt(UgaDraw,&EfiColors[0],EfiUgaVideoFill,0,0,0,0,800,600,0);
	// 
	if (GraphicsOutput != NULL) {
		Status = GraphicsOutput->Blt(GraphicsOutput, &EfiColors[0], EfiBltVideoFill, 0, 0, 0, 0, 800, 600, 0);
	} 
	else {
		Status = UgaDraw->Blt(UgaDraw, &EfiColors[0], EfiUgaVideoFill, 0, 0, 0, 0, 800, 600, 0);
	}

	DrawData(sheData, 350, 250);
	getchar();  
	//- DrawWord(Str,340,520,0,Count);
	//-	getchar();

	k = 0;
	for(j = 0; j < 14; j++) {
		for(i = 0; i < 6; i++)
		{
			//- UgaDraw->Blt(UgaDraw,&EfiColors[15], EfiUgaVideoFill,0,0,k,565,8,16,0);
			// I use Red color 
			Color.Green = 0;
			Color.Blue = 0;
			Color.Red = 255;

			if (GraphicsOutput != NULL) {
				Status = GraphicsOutput->Blt(GraphicsOutput, &EfiColors[6], EfiBltVideoFill, 0, 0, k, 565, 8, 16, 0);
			} 
			else {
				Status = UgaDraw->Blt(UgaDraw, &EfiColors[6], EfiUgaVideoFill, 0, 0, k, 565, 8, 16, 0);
			}
			k = k + 9;
			BS->Stall(500000);
		}
	}
	getchar();	  
	//---	}
	//-	DrawK(ImageHandle,SystemTable);
	/*	
		if(Barrier = =1)
		Str2 = L"The First Barrier" ;
		else if(Barrier = =2)
		Str2 = L"The Second Barrier" ;
		else if(Barrier = =3)
		Str2 = L"The Third Barrier" ;
		Countsize = (UINT8)StrLen(Str2);
		*/
	//-	DrawWord(ImageHandle,SystemTable,Str2,300,45,3,Countsize);
	//-	GamePlay(ImageHandle,SystemTable);
	getchar();
	ConsoleControl->SetMode(ConsoleControl, EfiConsoleControlScreenText);
	return EFI_SUCCESS;
}