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TempleOS-Rijn/TempleOSCD/Demo/Graphics/RotateTank.HC
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2017-01-22 20:26:44 +01:00

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$SP,"<1>",BI=1$
U0 RotateTank()
{
CDC *dc=DCAlias;
DCDepthBufAlloc(dc);
dc->flags|=DCF_TRANSFORMATION;
WinHorz(TEXT_COLS/2-12,TEXT_COLS/2+12);
WinVert(TEXT_ROWS/2-12,TEXT_ROWS/2+12);
DocClear;
try {
while (!ScanChar) {
DCDepthBufRst(dc);
Mat4x4IdentEqu(dc->r);
Mat4x4RotY(dc->r,0.25*Sin(tS/10*2*ã)+ã/2);
Mat4x4RotX(dc->r,0.4*Sin(tS/5*2*ã));
Mat4x4RotZ(dc->r,0.25*Sin(tS/10*2*ã)-ã/2);
Mat4x4Scale(dc->r,0.25+Saw(tS,5));
DCMat4x4Set(dc,dc->r);//Not needed--Sets scale for pen-width
dc->x=Fs->pix_width/2;
dc->y=Fs->pix_height/2;
//Offsets the image Z so that no parts are clipped by
//the conceptual plane of the scrn.
dc->z=GR_Z_ALL;
Sprite3(dc,0,0,0,$IB,"<1>",BI=1$);
Refresh;
DCFill;
}
} catch
PutExcept;
DCFill;
DCDel(dc);
}
RotateTank;
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