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This commit is contained in:
Paul 2001-06-08 18:26:09 +00:00
parent 08db90fda5
commit d0115c86f5
6 changed files with 514 additions and 23 deletions
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25
source/frontend/scrollbg.cpp
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@ -68,6 +68,7 @@ void CScrollyBackground::init()
setFrame(FRM__BG1);
setTheDrawMode(DRAWMODE_NORMAL);
setColour(128,128,128);
setScale(NORMAL_SCALE);
}
@ -109,25 +110,32 @@ void CScrollyBackground::render()
}
fh=m_sprites->getFrameHeader(m_frame);
w=fh->W;
h=fh->H;
w=(fh->W*m_scale)>>8;
h=(fh->H*m_scale)>>8;
y=(m_yOff>>m_speedScale)-h;
do
{
x=(m_xOff>>m_speedScale)-w;
do
{
ft4=m_sprites->printFT4(fh,x,y,0,0,m_ot);
if(m_scale==NORMAL_SCALE)
{
ft4=m_sprites->printFT4(fh,x,y,0,0,m_ot);
}
else
{
ft4=m_sprites->printFT4Scaled(fh,x,y,0,0,m_ot,m_scale);
}
setShadeTex(ft4,0);
setSemiTrans(ft4,true);
ft4->tpage|=(smode<<5);
setRGB0(ft4,m_r,m_g,m_b);
x+=w;
}
while(x<512);
while(x<512+64);
y+=h;
}
while(y<256);
while(y<256+64);
}
@ -140,11 +148,14 @@ void CScrollyBackground::render()
void CScrollyBackground::think(int _frames)
{
sFrameHdr *fh;
int w,h;
fh=m_sprites->getFrameHeader(m_frame);
w=(fh->W*m_scale)>>8;
h=(fh->H*m_scale)>>8;
m_xOff=(m_xOff+(_frames*m_xSpeed))%(fh->W<<m_speedScale);
m_yOff=(m_yOff+(_frames*m_ySpeed))%(fh->H<<m_speedScale);
m_xOff=(m_xOff+(_frames*m_xSpeed))%(w<<m_speedScale);
m_yOff=(m_yOff+(_frames*m_ySpeed))%(h<<m_speedScale);
}