void WallsUnits::applyHeightCorrections(ULength& dist, UAngle& fsInc, UAngle& bsInc, ULength ih, ULength th) const
{
if (inch.isNonzero() || ih.isNonzero() || th.isNonzero())
{
UAngle inc = avgInc(fsInc + incv, bsInc + incvb);
if (inc.isValid() && !isVertical(inc))
{
// horizontal offset before height correction
ULength ne = ucos(inc) * (dist + incd);
// vertical offset before height correction
ULength u = usin(inc) * (dist + incd);
u += inch;
if (ih.isValid()) u += ih;
if (th.isValid()) u -= th;
// adjust fsInc/bsInc so that their new avg
// is the corrected inclination
UAngle dinc = uatan2(u, ne) - inc;
fsInc += dinc;
bsInc += (typevb_corrected ? dinc : -dinc);
dist = usqrt(usq(ne) + usq(u)) - incd;
}
}
}
void drawCircle(const glPoint* point,GLfloat radius,const GLfloat* color,float width,int isFilled){
/*座標設定*/
glPushMatrix();
glTranslatef(point->x,point->y,0.0);
/*太さ設定*/
glLineWidth(width);
/*ブレンド設定*/
int is_blend = (color[3] != 1.0);
if(is_blend){
glEnable( GL_BLEND );
glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
}else{
glDisable( GL_BLEND );
}
/*カラー設定*/
glColor4fv(color);
/*頂点設定*/
GLfloat vertex[724];
int idx;
if(isFilled){
vertex[0] = vertex[1] = 0.0f;
vertex[722] = radius;
vertex[723] = 0.0f;
idx = 1;
}else{
idx = 0;
}
int i=0;
int arr_idx = 0;
for(;i<360;i++){
arr_idx = (idx+i)<<1;
vertex[arr_idx] = (radius*ucos(i)) / BIT_POINT;
vertex[arr_idx+1] = (radius*usin(i)) / BIT_POINT;
}
glEnableClientState( GL_VERTEX_ARRAY );
glVertexPointer( 2, GL_FLOAT, 0, vertex );
if(isFilled){
glDrawArrays( GL_TRIANGLE_FAN, 0, 362 );
}else{
glDrawArrays( GL_LINE_LOOP, 0, 360 );
}
if(is_blend){
glDisable( GL_BLEND );
}
glPopMatrix();
}
int16 __ext_cos_int16 ( int16 y ) {
return (int16)ucos(y);
}