void XTft_EraseBullet(
Xuint32 BaseAddress,
Xuint32 BGAddress,
Xuint32 type,
Xuint32 xu,
Xuint32 yu)
{
Xuint32 col, x, y;
Xuint16 val;
for (y = 0; y < XTFT_BULLET_HEIGHT; y++)
{
val = XTft_bullets[(Xuint32) type][y/2];
for (x = 0; x < XTFT_BULLET_WIDTH; x++)
{
if (val & (1 << (XTFT_BULLET_WIDTH/2 - x/2 - 1)))
col = XTft_mGetPixel(BGAddress, xu+x, yu+y);
else
continue;
//col = bgColor;
XTft_mSetPixel(BaseAddress, xu+x, yu+y, col);
}
}
}
XStatus XTft_GetPixel(XTft *InstancePtr, Xuint32 x, Xuint32 y, Xuint32 *color)
{
XASSERT_NONVOID(InstancePtr != XNULL);
XASSERT_NONVOID(InstancePtr->IsReady == XCOMPONENT_IS_READY);
*color = XTft_mGetPixel(*(Xuint32 *)InstancePtr->BaseAddress, x, y);
return XST_SUCCESS;
}
void XTft_EraseExplosion(
Xuint32 BaseAddress,
Xuint32 BGAddress,
Xuint32 xu,
Xuint32 yu)
{
Xuint32 col, x, y;
Xuint16 val;
for (y = 0; y < XTFT_EXPLOSION_HEIGHT; y++)
{
val = XTft_Explosion[y/2];
for (x = 0; x < XTFT_EXPLOSION_WIDTH; x++)
{
if (yu+y > 330)
col = XTft_mGetPixel(BGAddress, xu+x, yu+y);
else
col = 0;
XTft_mSetPixel(BaseAddress, xu+x, yu+y, col);
}
}
}
void XTft_EraseAlien(
Xuint32 BaseAddress,
Xuint32 BGAddress,
Xuint32 type,
Xuint32 xu,
Xuint32 yu)
{
Xuint32 col, x, y;
Xuint16 val;
for (y = 0; y < XTFT_ALIEN_HEIGHT; y++)
{
val = XTft_vidAliens[(Xuint32) type][y/2];
for (x = 0; x < XTFT_ALIEN_WIDTH; x++)
{
if ((yu+y > 330 && yu+y < 640) || yu+y < 100)
col = XTft_mGetPixel(BGAddress, xu+x, yu+y);
else
col = 0;
XTft_mSetPixel(BaseAddress, xu+x, yu+y, col);
}
}
}
XStatus XTft_Scroll(XTft *InstancePtr)
{
Xuint32 col;
Xuint32 x, y;
XASSERT_NONVOID(InstancePtr != XNULL);
XASSERT_NONVOID(InstancePtr->IsReady == XCOMPONENT_IS_READY);
for (y = 0; y < XTFT_DISPLAY_HEIGHT-XTFT_CHAR_HEIGHT; y++)
{
for (x = 0; x < XTFT_DISPLAY_WIDTH; x++)
{
col = XTft_mGetPixel(*(Xuint32 *)InstancePtr->BaseAddress, x, y+XTFT_CHAR_HEIGHT);
XTft_mSetPixel(*(Xuint32 *)InstancePtr->BaseAddress, x, y, col);
}
}
XTft_FillScreen(*(Xuint32 *)InstancePtr->BaseAddress,
0, XTFT_DISPLAY_HEIGHT-XTFT_CHAR_HEIGHT,
XTFT_DISPLAY_WIDTH, XTFT_DISPLAY_HEIGHT-1,
InstancePtr->BgColor);
return XST_SUCCESS;
}