수다닷컴

#include blockinfo.h
#include point.h
#include KeyCursorControl.h
#include blockStageControl.h
#include common.h
#include conio.h
#define GBOARD_HEIGHT 20
#define GBOARD_WIDTH 20
#define GBOARD_ORIGIN_X 4
#define GBOARD_ORIGIN_Y 2
static int gameBoardInfo[GBOARD_HEIGHT+1][GBOARD_WIDTH+2]={0, };
static int CurPosX;
static int CurPosY;
static int BlockIdx;
static int RotateIdx;

void InitBlockPos(int x, int y)
{
if(x0 || y0)
return ;
CurPosX=x;
CurPosY=y;
SetCurrentCursorPos(CurPosX, CurPosY);
}
void ChooseBlock(void)
{
srand((unsigned int)time(NULL));
BlockIdx=(rand()%NUM_OF_BLOCK)*4;
}
int GetCurrentBlockIdx(void)
{
return BlockIdx+RotateIdx;
}
void BlockDown(void)
{
DeleteBlock(blockModel[GetCurrentBlockIdx()]);
CurPosY+=1;
SetCurrentCursorPos(CurPosX, CurPosY);
ShowBlock(blockModel[GetCurrentBlockIdx()]);
}
void DeleteBlock(char blockModel[][4])
{
int y,x;
point curPos=GetCurrentCursorPos();
for(y=0; y4; y++)
{
for(x=0; x4; x++)
{
SetCurrentCursorPos(curPos.x+(2*x), curPos.y+y);
if(blockModel[y][x]==1)
printf( );
}
}
SetCurrentCursorPos(curPos.x, curPos.y);
}
void ShowBlock(char blockModel[][4])
{
int y,x;
point curPos=GetCurrentCursorPos();
for(y=0; y4; y++)
{
for(x=0; x4; x++)
{
SetCurrentCursorPos(curPos.x+(2*x),curPos.y+y);

if(blockModel[y][x]==1)
printf(■);
}
}
SetCurrentCursorPos(curPos.x, curPos.y);
}
void BlockLeftRotate(void)
{
int nextRotSte;
DeleteBlock(blockModel[GetCurrentBlockIdx()]);

nextRotSte=RotateIdx+1;
nextRotSte%=4;
RotateIdx=nextRotSte;
SetCurrentCursorPos(CurPosX, CurPosY);
ShowBlock(blockModel[GetCurrentBlockIdx()]);
}
void BlockLeftMove(void)
{
DeleteBlock(blockModel[GetCurrentBlockIdx()]);
CurPosX-=2;
SetCurrentCursorPos(CurPosX, CurPosY);
ShowBlock(blockModel[GetCurrentBlockIdx()]);
}
void BlockRightMove(void)
{
DeleteBlock(blockModel[GetCurrentBlockIdx()]);
CurPosX+=2;
SetCurrentCursorPos(CurPosX, CurPosY);
ShowBlock(blockModel[GetCurrentBlockIdx()]);
}
void DrawGameBoard(void)
{
int x, y;
for(y=0; y=GBOARD_HEIGHT; y++)
{
SetCurrentCursorPos(GBOARD_ORIGIN_X, GBOARD_ORIGIN_Y+y);
if(y==GBOARD_HEIGHT)
printf(┗);
else
printf(┃);
}
for(y=0; y=GBOARD_HEIGHT; y++)
{
SetCurrentCursorPos(GBOARD_ORIGIN_X+ (GBOARD_WIDTH+1)*2, GBOARD_ORIGIN_Y+y);
if(y==GBOARD_HEIGHT)
printf(┛);
else
printf(┃);
}
for(x=1; xGBOARD_WIDTH+1; x++)
{
SetCurrentCursorPos(GBOARD_ORIGIN_X+x*2, GBOARD_ORIGIN_Y+GBOARD_HEIGHT);
printf(━);
}
SetCurrentCursorPos(0,0);
}
void InitgameBoardInfo(void)
{
int i,j;
for(i=0; iGBOARD_HEIGHT; i++)
{
gameBoardInfo[i][0]=1; //왼쪽 경계면 초기화
gameBoardInfo[i][GBOARD_WIDTH+2]=1; //오른쪽 경계면 초기화
}
for(i=0; iGBOARD_WIDTH+2; i++)
gameBoardInfo[GBOARD_HEIGHT+1][i]=1; // 바닥 경계면 초기화
}
int DetectCollision(int posX, int posY, char blockModel[][4])
{
int x,y;
int arrX=(posX-GBOARD_ORIGIN_X)/2;
int arrY=posY-GBOARD_ORIGIN_Y;
for(x=0; x4; x++)
{
for(y=0; x4; y++)
{
if(blockModel[y][x]==1 && gameBoardInfo[arrY+y][arrX+x]==1)
return 0;
}
}
return 1;
} - 이 함수가 충돌을 검사한다는데 왜 blockModel[y][x]정보를 검사하는지 잘 모르겠습니다...이중 for문을 도는 저부분이 이해가 가질 않네요.. 고수님들의 친절한 설명부탁드려요~~~

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