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@ -26,7 +26,6 @@ |
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#include <assert.h> // for assert
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#include <cmath>
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#include <limits.h> // for INT_MAX
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#include <stdlib.h> // for abs
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#include <geometry/seg.h> // for SEG
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#include <geometry/shape.h>
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@ -36,13 +35,12 @@ |
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#include <geometry/shape_rect.h>
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#include <geometry/shape_segment.h>
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#include <geometry/shape_simple.h>
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#include <math/box2.h> // for BOX2I
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#include <math/vector2d.h>
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typedef VECTOR2I::extended_type ecoord; |
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static inline bool Collide( const SHAPE_CIRCLE& aA, const SHAPE_CIRCLE& aB, int aClearance, |
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bool aNeedMTV, VECTOR2I& aMTV ) |
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int* aActual, VECTOR2I* aMTV ) |
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{ |
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ecoord min_dist = aClearance + aA.GetRadius() + aB.GetRadius(); |
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ecoord min_dist_sq = min_dist * min_dist; |
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@ -54,21 +52,25 @@ static inline bool Collide( const SHAPE_CIRCLE& aA, const SHAPE_CIRCLE& aB, int |
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if( dist_sq >= min_dist_sq ) |
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return false; |
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if( aNeedMTV ) |
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aMTV = delta.Resize( min_dist - sqrt( dist_sq ) + 3 ); // fixme: apparent rounding error
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if( aActual ) |
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*aActual = std::max( 0, (int) sqrt( dist_sq ) - aA.GetRadius() - aB.GetRadius() ); |
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if( aMTV ) |
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*aMTV = delta.Resize( min_dist - sqrt( dist_sq ) + 3 ); // fixme: apparent rounding error
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return true; |
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} |
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static inline bool Collide( const SHAPE_RECT& aA, const SHAPE_CIRCLE& aB, int aClearance, |
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bool aNeedMTV, VECTOR2I& aMTV ) |
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int* aActual, VECTOR2I* aMTV ) |
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{ |
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const VECTOR2I c = aB.GetCenter(); |
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const VECTOR2I p0 = aA.GetPosition(); |
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const VECTOR2I size = aA.GetSize(); |
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const int r = aB.GetRadius(); |
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const int min_dist = aClearance + r; |
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const ecoord min_dist_sq = (ecoord) min_dist * min_dist; |
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const VECTOR2I vts[] = |
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{ |
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@ -79,47 +81,52 @@ static inline bool Collide( const SHAPE_RECT& aA, const SHAPE_CIRCLE& aB, int aC |
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VECTOR2I( p0.x, p0.y ) |
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}; |
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int nearest_seg_dist = INT_MAX; |
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ecoord nearest_side_dist_sq = VECTOR2I::ECOORD_MAX; |
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VECTOR2I nearest; |
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bool inside = c.x >= p0.x && c.x <= ( p0.x + size.x ) |
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&& c.y >= p0.y && c.y <= ( p0.y + size.y ); |
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if( inside && !aMTV ) |
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{ |
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if( aActual ) |
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*aActual = 0; |
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if( !aNeedMTV && inside ) |
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return true; |
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} |
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for( int i = 0; i < 4; i++ ) |
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{ |
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const SEG seg( vts[i], vts[i + 1] ); |
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VECTOR2I pn = seg.NearestPoint( c ); |
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const SEG side( vts[i], vts[ i + 1] ); |
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int d = ( pn - c ).EuclideanNorm(); |
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VECTOR2I pn = side.NearestPoint( c ); |
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int side_dist_sq = ( pn - c ).SquaredEuclideanNorm(); |
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if( ( d < min_dist ) && !aNeedMTV ) |
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if(( side_dist_sq < min_dist_sq ) && !aMTV && !aActual ) |
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return true; |
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if( d < nearest_seg_dist ) |
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if( side_dist_sq < nearest_side_dist_sq ) |
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{ |
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nearest = pn; |
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nearest_seg_dist = d; |
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nearest_side_dist_sq = side_dist_sq; |
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} |
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} |
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if( nearest_seg_dist >= min_dist && !inside ) |
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if( !inside && nearest_side_dist_sq >= min_dist_sq ) |
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return false; |
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VECTOR2I delta = c - nearest; |
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if( !aNeedMTV ) |
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return true; |
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if( aActual ) |
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*aActual = std::max( 0, (int) sqrt( nearest_side_dist_sq ) - r ); |
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if( inside ) |
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aMTV = -delta.Resize( abs( min_dist + 1 + nearest_seg_dist ) + 1 ); |
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else |
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aMTV = delta.Resize( abs( min_dist + 1 - nearest_seg_dist ) + 1 ); |
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if( aMTV ) |
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{ |
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if( inside ) |
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*aMTV = -delta.Resize( abs( min_dist + 1 + sqrt( nearest_side_dist_sq ) ) + 1 ); |
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else |
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*aMTV = delta.Resize( abs( min_dist + 1 - sqrt( nearest_side_dist_sq ) ) + 1 ); |
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} |
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return true; |
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@ -154,387 +161,438 @@ static VECTOR2I pushoutForce( const SHAPE_CIRCLE& aA, const SEG& aB, int aCleara |
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static inline bool Collide( const SHAPE_CIRCLE& aA, const SHAPE_LINE_CHAIN& aB, int aClearance, |
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bool aNeedMTV, VECTOR2I& aMTV ) |
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int* aActual, VECTOR2I* aMTV ) |
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{ |
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bool found = false; |
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for( int s = 0; s < aB.SegmentCount(); s++ ) |
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{ |
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if( aA.Collide( aB.CSegment( s ), aClearance ) ) |
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if( aA.Collide( aB.CSegment( s ), aClearance, aActual ) ) |
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{ |
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found = true; |
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break; |
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} |
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} |
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if( !aNeedMTV || !found ) |
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return found; |
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SHAPE_CIRCLE cmoved( aA ); |
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VECTOR2I f_total( 0, 0 ); |
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if( !found ) |
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return false; |
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for( int s = 0; s < aB.SegmentCount(); s++ ) |
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if( aMTV ) |
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{ |
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VECTOR2I f = pushoutForce( cmoved, aB.CSegment( s ), aClearance ); |
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cmoved.SetCenter( cmoved.GetCenter() + f ); |
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f_total += f; |
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SHAPE_CIRCLE cmoved( aA ); |
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VECTOR2I f_total( 0, 0 ); |
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for( int s = 0; s < aB.SegmentCount(); s++ ) |
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{ |
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VECTOR2I f = pushoutForce( cmoved, aB.CSegment( s ), aClearance ); |
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cmoved.SetCenter( cmoved.GetCenter() + f ); |
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f_total += f; |
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} |
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*aMTV = f_total; |
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} |
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aMTV = f_total; |
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return found; |
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return true; |
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} |
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static inline bool Collide( const SHAPE_CIRCLE& aA, const SHAPE_SIMPLE& aB, int aClearance, |
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bool aNeedMTV, VECTOR2I& aMTV ) |
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int* aActual, VECTOR2I* aMTV ) |
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{ |
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bool found; |
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const SHAPE_LINE_CHAIN& lc( aB.Vertices() ); |
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int min_dist = aClearance + aA.GetRadius(); |
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ecoord dist_sq = aB.Vertices().SquaredDistance( aA.GetCenter() ); |
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found = lc.Distance( aA.GetCenter() ) <= aClearance + aA.GetRadius(); |
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if( !aNeedMTV || !found ) |
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return found; |
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if( dist_sq > (ecoord) min_dist * min_dist ) |
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return false; |
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SHAPE_CIRCLE cmoved( aA ); |
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VECTOR2I f_total( 0, 0 ); |
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if( aActual ) |
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*aActual = std::max( 0, (int) sqrt( dist_sq ) - aA.GetRadius() ); |
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for( int s = 0; s < lc.SegmentCount(); s++ ) |
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if( aMTV ) |
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{ |
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VECTOR2I f = pushoutForce( cmoved, lc.CSegment( s ), aClearance ); |
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cmoved.SetCenter( cmoved.GetCenter() + f ); |
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f_total += f; |
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} |
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SHAPE_CIRCLE cmoved( aA ); |
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VECTOR2I f_total( 0, 0 ); |
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for( int s = 0; s < aB.Vertices().SegmentCount(); s++ ) |
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{ |
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VECTOR2I f = pushoutForce( cmoved, aB.Vertices().CSegment( s ), aClearance ); |
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cmoved.SetCenter( cmoved.GetCenter() + f ); |
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f_total += f; |
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} |
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aMTV = f_total; |
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return found; |
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*aMTV = f_total; |
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} |
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return true; |
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} |
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static inline bool Collide( const SHAPE_CIRCLE& aA, const SHAPE_SEGMENT& aSeg, int aClearance, |
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bool aNeedMTV, VECTOR2I& aMTV ) |
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int* aActual, VECTOR2I* aMTV ) |
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{ |
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bool col = aA.Collide( aSeg.GetSeg(), aClearance + aSeg.GetWidth() / 2); |
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bool col = aA.Collide( aSeg.GetSeg(), aClearance + aSeg.GetWidth() / 2, aActual ); |
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if( col && aMTV ) |
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*aMTV = -pushoutForce( aA, aSeg.GetSeg(), aClearance + aSeg.GetWidth() / 2); |
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if( col && aNeedMTV ) |
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{ |
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aMTV = -pushoutForce( aA, aSeg.GetSeg(), aClearance + aSeg.GetWidth() / 2); |
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} |
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return col; |
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} |
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static inline bool Collide( const SHAPE_LINE_CHAIN& aA, const SHAPE_LINE_CHAIN& aB, int aClearance, |
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bool aNeedMTV, VECTOR2I& aMTV ) |
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int* aActual, VECTOR2I* aMTV ) |
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{ |
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for( int i = 0; i < aB.SegmentCount(); i++ ) |
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if( aA.Collide( aB.CSegment( i ), aClearance ) ) |
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{ |
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if( aA.Collide( aB.CSegment( i ), aClearance, aActual ) ) |
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return true; |
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} |
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return false; |
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} |
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static inline bool Collide( const SHAPE_LINE_CHAIN& aA, const SHAPE_SIMPLE& aB, int aClearance, |
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bool aNeedMTV, VECTOR2I& aMTV ) |
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int* aActual, VECTOR2I* aMTV ) |
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{ |
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return Collide( aA, aB.Vertices(), aClearance, aNeedMTV, aMTV ); |
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return Collide( aA, aB.Vertices(), aClearance, aActual, aMTV ); |
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} |
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static inline bool Collide( const SHAPE_SIMPLE& aA, const SHAPE_SIMPLE& aB, int aClearance, |
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bool aNeedMTV, VECTOR2I& aMTV ) |
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int* aActual, VECTOR2I* aMTV ) |
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{ |
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return Collide( aA.Vertices(), aB.Vertices(), aClearance, aNeedMTV, aMTV ); |
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return Collide( aA.Vertices(), aB.Vertices(), aClearance, aActual, aMTV ); |
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} |
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static inline bool Collide( const SHAPE_RECT& aA, const SHAPE_LINE_CHAIN& aB, int aClearance, |
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bool aNeedMTV, VECTOR2I& aMTV ) |
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int* aActual, VECTOR2I* aMTV ) |
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{ |
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int minActual = INT_MAX; |
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int actual; |
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for( int s = 0; s < aB.SegmentCount(); s++ ) |
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{ |
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if( aA.Collide( aB.CSegment( s ), aClearance ) ) |
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return true; |
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if( aA.Collide( aB.CSegment( s ), aClearance, &actual ) ) |
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{ |
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minActual = std::min( minActual, actual ); |
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if( !aActual ) |
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return true; |
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} |
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} |
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return false; |
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if( aActual ) |
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*aActual = std::max( 0, minActual ); |
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return minActual < INT_MAX; |
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} |
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static inline bool Collide( const SHAPE_RECT& aA, const SHAPE_SIMPLE& aB, int aClearance, |
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bool aNeedMTV, VECTOR2I& aMTV ) |
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int* aActual, VECTOR2I* aMTV ) |
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{ |
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return Collide( aA, aB.Vertices(), aClearance, aNeedMTV, aMTV ); |
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return Collide( aA, aB.Vertices(), aClearance, aActual, aMTV ); |
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} |
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static inline bool Collide( const SHAPE_RECT& aA, const SHAPE_SEGMENT& aSeg, int aClearance, |
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bool aNeedMTV, VECTOR2I& aMTV ) |
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int* aActual, VECTOR2I* aMTV ) |
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{ |
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return aA.Collide( aSeg.GetSeg(), aClearance + aSeg.GetWidth() / 2 ); |
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int actual; |
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if( aA.Collide( aSeg.GetSeg(), aClearance + aSeg.GetWidth() / 2, &actual ) ) |
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{ |
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if( aActual ) |
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*aActual = std::max( 0, actual - aSeg.GetWidth() / 2 ); |
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return true; |
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} |
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return false; |
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} |
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static inline bool Collide( const SHAPE_SEGMENT& aA, const SHAPE_SEGMENT& aB, int aClearance, |
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bool aNeedMTV, VECTOR2I& aMTV ) |
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int* aActual, VECTOR2I* aMTV ) |
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{ |
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return aA.Collide( aB.GetSeg(), aClearance + aB.GetWidth() / 2 ); |
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int actual; |
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if( aA.Collide( aB.GetSeg(), aClearance + aB.GetWidth() / 2, &actual ) ) |
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{ |
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if( aActual ) |
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*aActual = std::max( 0, actual - aB.GetWidth() / 2 ); |
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return true; |
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} |
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return false; |
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} |
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static inline bool Collide( const SHAPE_LINE_CHAIN& aA, const SHAPE_SEGMENT& aB, int aClearance, |
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bool aNeedMTV, VECTOR2I& aMTV ) |
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int* aActual, VECTOR2I* aMTV ) |
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{ |
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if( aA.Collide( aB.GetSeg(), aClearance + aB.GetWidth() / 2 ) ) |
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int actual; |
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if( aA.Collide( aB.GetSeg(), aClearance + aB.GetWidth() / 2, &actual ) ) |
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{ |
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if( aActual ) |
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*aActual = std::max( 0, actual - aB.GetWidth() / 2 ); |
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return true; |
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} |
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return false; |
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} |
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static inline bool Collide( const SHAPE_SIMPLE& aA, const SHAPE_SEGMENT& aB, int aClearance, |
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bool aNeedMTV, VECTOR2I& aMTV ) |
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int* aActual, VECTOR2I* aMTV ) |
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{ |
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return Collide( aA.Vertices(), aB, aClearance, aNeedMTV, aMTV ); |
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return Collide( aA.Vertices(), aB, aClearance, aActual, aMTV ); |
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} |
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static inline bool Collide( const SHAPE_RECT& aA, const SHAPE_RECT& aB, int aClearance, |
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bool aNeedMTV, VECTOR2I& aMTV ) |
|
|
|
int* aActual, VECTOR2I* aMTV ) |
|
|
|
{ |
|
|
|
return Collide( aA.Outline(), aB.Outline(), aClearance, aNeedMTV, aMTV ); |
|
|
|
return Collide( aA.Outline(), aB.Outline(), aClearance, aActual, aMTV ); |
|
|
|
} |
|
|
|
|
|
|
|
static inline bool Collide( const SHAPE_ARC& aA, const SHAPE_RECT& aB, int aClearance, |
|
|
|
bool aNeedMTV, VECTOR2I& aMTV ) |
|
|
|
int* aActual, VECTOR2I* aMTV ) |
|
|
|
{ |
|
|
|
const auto lc = aA.ConvertToPolyline(); |
|
|
|
return Collide( lc, aB.Outline(), aClearance, aNeedMTV, aMTV ); |
|
|
|
return Collide( lc, aB.Outline(), aClearance, aActual, aMTV ); |
|
|
|
} |
|
|
|
|
|
|
|
static inline bool Collide( const SHAPE_ARC& aA, const SHAPE_CIRCLE& aB, int aClearance, |
|
|
|
bool aNeedMTV, VECTOR2I& aMTV ) |
|
|
|
int* aActual, VECTOR2I* aMTV ) |
|
|
|
{ |
|
|
|
const auto lc = aA.ConvertToPolyline(); |
|
|
|
bool rv = Collide( aB, lc, aClearance, aNeedMTV, aMTV ); |
|
|
|
bool rv = Collide( aB, lc, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
if( rv && aNeedMTV ) |
|
|
|
aMTV = -aMTV; |
|
|
|
if( rv && aMTV ) |
|
|
|
*aMTV = - *aMTV ; |
|
|
|
|
|
|
|
return rv; |
|
|
|
} |
|
|
|
|
|
|
|
static inline bool Collide( const SHAPE_ARC& aA, const SHAPE_LINE_CHAIN& aB, int aClearance, |
|
|
|
bool aNeedMTV, VECTOR2I& aMTV ) |
|
|
|
int* aActual, VECTOR2I* aMTV ) |
|
|
|
{ |
|
|
|
const auto lc = aA.ConvertToPolyline(); |
|
|
|
return Collide( lc, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
return Collide( lc, aB, aClearance, aActual, aMTV ); |
|
|
|
} |
|
|
|
|
|
|
|
static inline bool Collide( const SHAPE_ARC& aA, const SHAPE_SEGMENT& aB, int aClearance, |
|
|
|
bool aNeedMTV, VECTOR2I& aMTV ) |
|
|
|
int* aActual, VECTOR2I* aMTV ) |
|
|
|
{ |
|
|
|
const auto lc = aA.ConvertToPolyline(); |
|
|
|
return Collide( lc, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
return Collide( lc, aB, aClearance, aActual, aMTV ); |
|
|
|
} |
|
|
|
|
|
|
|
static inline bool Collide( const SHAPE_ARC& aA, const SHAPE_SIMPLE& aB, int aClearance, |
|
|
|
bool aNeedMTV, VECTOR2I& aMTV ) |
|
|
|
int* aActual, VECTOR2I* aMTV ) |
|
|
|
{ |
|
|
|
const auto lc = aA.ConvertToPolyline(); |
|
|
|
return Collide( lc, aB.Vertices(), aClearance, aNeedMTV, aMTV ); |
|
|
|
|
|
|
|
return Collide( lc, aB.Vertices(), aClearance, aActual, aMTV ); |
|
|
|
} |
|
|
|
|
|
|
|
static inline bool Collide( const SHAPE_ARC& aA, const SHAPE_ARC& aB, int aClearance, |
|
|
|
bool aNeedMTV, VECTOR2I& aMTV ) |
|
|
|
int* aActual, VECTOR2I* aMTV ) |
|
|
|
{ |
|
|
|
const auto lcA = aA.ConvertToPolyline(); |
|
|
|
const auto lcB = aB.ConvertToPolyline(); |
|
|
|
return Collide( lcA, lcB, aClearance, aNeedMTV, aMTV ); |
|
|
|
return Collide( lcA, lcB, aClearance, aActual, aMTV ); |
|
|
|
} |
|
|
|
|
|
|
|
template<class ShapeAType, class ShapeBType> |
|
|
|
inline bool CollCase( const SHAPE* aA, const SHAPE* aB, int aClearance, bool aNeedMTV, VECTOR2I& aMTV ) |
|
|
|
template<class T_a, class T_b> |
|
|
|
inline bool CollCase( const SHAPE* aA, const SHAPE* aB, int aClearance, int* aActual, |
|
|
|
VECTOR2I* aMTV ) |
|
|
|
|
|
|
|
{ |
|
|
|
return Collide (*static_cast<const ShapeAType*>( aA ), |
|
|
|
*static_cast<const ShapeBType*>( aB ), |
|
|
|
aClearance, aNeedMTV, aMTV); |
|
|
|
return Collide( *static_cast<const T_a*>( aA ), *static_cast<const T_b*>( aB ), |
|
|
|
aClearance, aActual, aMTV); |
|
|
|
} |
|
|
|
|
|
|
|
template<class ShapeAType, class ShapeBType> |
|
|
|
inline bool CollCaseReversed ( const SHAPE* aA, const SHAPE* aB, int aClearance, bool aNeedMTV, VECTOR2I& aMTV ) |
|
|
|
template<class T_a, class T_b> |
|
|
|
inline bool CollCaseReversed ( const SHAPE* aA, const SHAPE* aB, int aClearance, int* aActual, |
|
|
|
VECTOR2I* aMTV ) |
|
|
|
{ |
|
|
|
bool rv = Collide (*static_cast<const ShapeBType*>( aB ), |
|
|
|
*static_cast<const ShapeAType*>( aA ), |
|
|
|
aClearance, aNeedMTV, aMTV); |
|
|
|
if(rv && aNeedMTV) |
|
|
|
aMTV = -aMTV; |
|
|
|
bool rv = Collide( *static_cast<const T_b*>( aB ), *static_cast<const T_a*>( aA ), |
|
|
|
aClearance, aActual, aMTV); |
|
|
|
|
|
|
|
if( rv && aMTV) |
|
|
|
*aMTV = - *aMTV; |
|
|
|
|
|
|
|
return rv; |
|
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
bool CollideShapes( const SHAPE* aA, const SHAPE* aB, int aClearance, bool aNeedMTV, VECTOR2I& aMTV ) |
|
|
|
bool CollideShapes( const SHAPE* aA, const SHAPE* aB, int aClearance, int* aActual, VECTOR2I* aMTV ) |
|
|
|
{ |
|
|
|
switch( aA->Type() ) |
|
|
|
{ |
|
|
|
case SH_RECT: |
|
|
|
switch( aB->Type() ) |
|
|
|
{ |
|
|
|
case SH_RECT: |
|
|
|
switch( aB->Type() ) |
|
|
|
{ |
|
|
|
case SH_RECT: |
|
|
|
return CollCase<SHAPE_RECT, SHAPE_RECT>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
return CollCase<SHAPE_RECT, SHAPE_RECT>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_CIRCLE: |
|
|
|
return CollCase<SHAPE_RECT, SHAPE_CIRCLE>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_CIRCLE: |
|
|
|
return CollCase<SHAPE_RECT, SHAPE_CIRCLE>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_LINE_CHAIN: |
|
|
|
return CollCase<SHAPE_RECT, SHAPE_LINE_CHAIN>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_LINE_CHAIN: |
|
|
|
return CollCase<SHAPE_RECT, SHAPE_LINE_CHAIN>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_SEGMENT: |
|
|
|
return CollCase<SHAPE_RECT, SHAPE_SEGMENT>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_SEGMENT: |
|
|
|
return CollCase<SHAPE_RECT, SHAPE_SEGMENT>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_SIMPLE: |
|
|
|
return CollCase<SHAPE_RECT, SHAPE_SIMPLE>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_SIMPLE: |
|
|
|
return CollCase<SHAPE_RECT, SHAPE_SIMPLE>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_ARC: |
|
|
|
return CollCaseReversed<SHAPE_RECT, SHAPE_ARC>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_ARC: |
|
|
|
return CollCaseReversed<SHAPE_RECT, SHAPE_ARC>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
default: |
|
|
|
break; |
|
|
|
} |
|
|
|
default: |
|
|
|
break; |
|
|
|
} |
|
|
|
break; |
|
|
|
|
|
|
|
case SH_CIRCLE: |
|
|
|
switch( aB->Type() ) |
|
|
|
{ |
|
|
|
case SH_RECT: |
|
|
|
return CollCaseReversed<SHAPE_CIRCLE, SHAPE_RECT>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_CIRCLE: |
|
|
|
switch( aB->Type() ) |
|
|
|
{ |
|
|
|
case SH_RECT: |
|
|
|
return CollCaseReversed<SHAPE_CIRCLE, SHAPE_RECT>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_CIRCLE: |
|
|
|
return CollCase<SHAPE_CIRCLE, SHAPE_CIRCLE>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_CIRCLE: |
|
|
|
return CollCase<SHAPE_CIRCLE, SHAPE_CIRCLE>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_LINE_CHAIN: |
|
|
|
return CollCase<SHAPE_CIRCLE, SHAPE_LINE_CHAIN>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_LINE_CHAIN: |
|
|
|
return CollCase<SHAPE_CIRCLE, SHAPE_LINE_CHAIN>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_SEGMENT: |
|
|
|
return CollCase<SHAPE_CIRCLE, SHAPE_SEGMENT>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_SEGMENT: |
|
|
|
return CollCase<SHAPE_CIRCLE, SHAPE_SEGMENT>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_SIMPLE: |
|
|
|
return CollCase<SHAPE_CIRCLE, SHAPE_SIMPLE>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_SIMPLE: |
|
|
|
return CollCase<SHAPE_CIRCLE, SHAPE_SIMPLE>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_ARC: |
|
|
|
return CollCaseReversed<SHAPE_CIRCLE, SHAPE_ARC>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_ARC: |
|
|
|
return CollCaseReversed<SHAPE_CIRCLE, SHAPE_ARC>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
default: |
|
|
|
break; |
|
|
|
} |
|
|
|
default: |
|
|
|
break; |
|
|
|
} |
|
|
|
break; |
|
|
|
|
|
|
|
case SH_LINE_CHAIN: |
|
|
|
switch( aB->Type() ) |
|
|
|
{ |
|
|
|
case SH_RECT: |
|
|
|
return CollCase<SHAPE_RECT, SHAPE_LINE_CHAIN>( aB, aA, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_LINE_CHAIN: |
|
|
|
switch( aB->Type() ) |
|
|
|
{ |
|
|
|
case SH_RECT: |
|
|
|
return CollCase<SHAPE_RECT, SHAPE_LINE_CHAIN>( aB, aA, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_CIRCLE: |
|
|
|
return CollCase<SHAPE_CIRCLE, SHAPE_LINE_CHAIN>( aB, aA, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_CIRCLE: |
|
|
|
return CollCase<SHAPE_CIRCLE, SHAPE_LINE_CHAIN>( aB, aA, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_LINE_CHAIN: |
|
|
|
return CollCase<SHAPE_LINE_CHAIN, SHAPE_LINE_CHAIN>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_LINE_CHAIN: |
|
|
|
return CollCase<SHAPE_LINE_CHAIN, SHAPE_LINE_CHAIN>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_SEGMENT: |
|
|
|
return CollCase<SHAPE_LINE_CHAIN, SHAPE_SEGMENT>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_SEGMENT: |
|
|
|
return CollCase<SHAPE_LINE_CHAIN, SHAPE_SEGMENT>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_SIMPLE: |
|
|
|
return CollCase<SHAPE_LINE_CHAIN, SHAPE_SIMPLE>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_SIMPLE: |
|
|
|
return CollCase<SHAPE_LINE_CHAIN, SHAPE_SIMPLE>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_ARC: |
|
|
|
return CollCaseReversed<SHAPE_LINE_CHAIN, SHAPE_ARC>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_ARC: |
|
|
|
return CollCaseReversed<SHAPE_LINE_CHAIN, SHAPE_ARC>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
default: |
|
|
|
break; |
|
|
|
} |
|
|
|
default: |
|
|
|
break; |
|
|
|
} |
|
|
|
break; |
|
|
|
|
|
|
|
case SH_SEGMENT: |
|
|
|
switch( aB->Type() ) |
|
|
|
{ |
|
|
|
case SH_RECT: |
|
|
|
return CollCase<SHAPE_RECT, SHAPE_SEGMENT>( aB, aA, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_SEGMENT: |
|
|
|
switch( aB->Type() ) |
|
|
|
{ |
|
|
|
case SH_RECT: |
|
|
|
return CollCase<SHAPE_RECT, SHAPE_SEGMENT>( aB, aA, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_CIRCLE: |
|
|
|
return CollCaseReversed<SHAPE_SEGMENT, SHAPE_CIRCLE>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_CIRCLE: |
|
|
|
return CollCaseReversed<SHAPE_SEGMENT, SHAPE_CIRCLE>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_LINE_CHAIN: |
|
|
|
return CollCase<SHAPE_LINE_CHAIN, SHAPE_SEGMENT>( aB, aA, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_LINE_CHAIN: |
|
|
|
return CollCase<SHAPE_LINE_CHAIN, SHAPE_SEGMENT>( aB, aA, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_SEGMENT: |
|
|
|
return CollCase<SHAPE_SEGMENT, SHAPE_SEGMENT>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_SEGMENT: |
|
|
|
return CollCase<SHAPE_SEGMENT, SHAPE_SEGMENT>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_SIMPLE: |
|
|
|
return CollCase<SHAPE_SIMPLE, SHAPE_SEGMENT>( aB, aA, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_SIMPLE: |
|
|
|
return CollCase<SHAPE_SIMPLE, SHAPE_SEGMENT>( aB, aA, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_ARC: |
|
|
|
return CollCaseReversed<SHAPE_SEGMENT, SHAPE_ARC>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_ARC: |
|
|
|
return CollCaseReversed<SHAPE_SEGMENT, SHAPE_ARC>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
default: |
|
|
|
break; |
|
|
|
} |
|
|
|
default: |
|
|
|
break; |
|
|
|
} |
|
|
|
break; |
|
|
|
|
|
|
|
case SH_SIMPLE: |
|
|
|
switch( aB->Type() ) |
|
|
|
{ |
|
|
|
case SH_RECT: |
|
|
|
return CollCase<SHAPE_RECT, SHAPE_SIMPLE>( aB, aA, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_SIMPLE: |
|
|
|
switch( aB->Type() ) |
|
|
|
{ |
|
|
|
case SH_RECT: |
|
|
|
return CollCase<SHAPE_RECT, SHAPE_SIMPLE>( aB, aA, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_CIRCLE: |
|
|
|
return CollCase<SHAPE_CIRCLE, SHAPE_SIMPLE>( aB, aA, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_CIRCLE: |
|
|
|
return CollCase<SHAPE_CIRCLE, SHAPE_SIMPLE>( aB, aA, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_LINE_CHAIN: |
|
|
|
return CollCase<SHAPE_LINE_CHAIN, SHAPE_SIMPLE>( aB, aA, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_LINE_CHAIN: |
|
|
|
return CollCase<SHAPE_LINE_CHAIN, SHAPE_SIMPLE>( aB, aA, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_SEGMENT: |
|
|
|
return CollCase<SHAPE_SIMPLE, SHAPE_SEGMENT>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_SEGMENT: |
|
|
|
return CollCase<SHAPE_SIMPLE, SHAPE_SEGMENT>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_SIMPLE: |
|
|
|
return CollCase<SHAPE_SIMPLE, SHAPE_SIMPLE>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_SIMPLE: |
|
|
|
return CollCase<SHAPE_SIMPLE, SHAPE_SIMPLE>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
case SH_ARC: |
|
|
|
return CollCaseReversed<SHAPE_SIMPLE, SHAPE_ARC>( aA, aB, aClearance, aNeedMTV, aMTV ); |
|
|
|
case SH_ARC: |
|
|
|
return CollCaseReversed<SHAPE_SIMPLE, SHAPE_ARC>( aA, aB, aClearance, aActual, aMTV ); |
|
|
|
|
|
|
|
default: |
|
|
|
break; |
|
|
|
} |
|
|
|
default: |
|
|
|
break; |
|
|
|
} |
|
|
|
break; |
|
|
|
|
|
|
|
case SH_ARC: |
|
|
|
switch( aB->Type() ) |
|
|
|
{ |
|
|
|
case SH_RECT: |
|
|
|
return CollCase<SHAPE_ARC, SHAPE_RECT>( aA, aB, aClearance, aNeedMTV, aMTV ); |
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case SH_CIRCLE: |
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return CollCase<SHAPE_ARC, SHAPE_CIRCLE>( aA, aB, aClearance, aNeedMTV, aMTV ); |
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case SH_ARC: |
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switch( aB->Type() ) |
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{ |
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case SH_RECT: |
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return CollCase<SHAPE_ARC, SHAPE_RECT>( aA, aB, aClearance, aActual, aMTV ); |
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case SH_LINE_CHAIN: |
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return CollCase<SHAPE_ARC, SHAPE_LINE_CHAIN>( aA, aB, aClearance, aNeedMTV, aMTV ); |
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case SH_CIRCLE: |
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return CollCase<SHAPE_ARC, SHAPE_CIRCLE>( aA, aB, aClearance, aActual, aMTV ); |
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case SH_SEGMENT: |
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return CollCase<SHAPE_ARC, SHAPE_SEGMENT>( aA, aB, aClearance, aNeedMTV, aMTV ); |
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case SH_LINE_CHAIN: |
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return CollCase<SHAPE_ARC, SHAPE_LINE_CHAIN>( aA, aB, aClearance, aActual, aMTV ); |
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case SH_SIMPLE: |
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return CollCase<SHAPE_ARC, SHAPE_SIMPLE>( aA, aB, aClearance, aNeedMTV, aMTV ); |
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case SH_SEGMENT: |
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return CollCase<SHAPE_ARC, SHAPE_SEGMENT>( aA, aB, aClearance, aActual, aMTV ); |
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case SH_ARC: |
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return CollCase<SHAPE_ARC, SHAPE_ARC>( aA, aB, aClearance, aNeedMTV, aMTV ); |
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case SH_SIMPLE: |
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return CollCase<SHAPE_ARC, SHAPE_SIMPLE>( aA, aB, aClearance, aActual, aMTV ); |
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default: |
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|
break; |
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} |
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break; |
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|
case SH_ARC: |
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return CollCase<SHAPE_ARC, SHAPE_ARC>( aA, aB, aClearance, aActual, aMTV ); |
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default: |
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|
break; |
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} |
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break; |
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default: |
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|
break; |
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} |
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bool unsupported_collision = true; |
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@ -546,53 +604,46 @@ bool CollideShapes( const SHAPE* aA, const SHAPE* aB, int aClearance, bool aNeed |
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} |
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bool SHAPE::Collide( const SHAPE* aShape, int aClearance, VECTOR2I& aMTV ) const |
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bool SHAPE::Collide( const SHAPE* aShape, int aClearance, VECTOR2I* aMTV ) const |
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{ |
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return CollideShapes( this, aShape, aClearance, true, aMTV ); |
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return CollideShapes( this, aShape, aClearance, nullptr, aMTV ); |
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} |
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bool SHAPE::Collide( const SHAPE* aShape, int aClearance ) const |
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bool SHAPE::Collide( const SHAPE* aShape, int aClearance, int* aActual ) const |
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{ |
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|
VECTOR2I dummy; |
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|
return CollideShapes( this, aShape, aClearance, false, dummy ); |
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return CollideShapes( this, aShape, aClearance, aActual, nullptr ); |
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} |
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bool SHAPE_RECT::Collide( const SEG& aSeg, int aClearance ) const |
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|
|
{ |
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|
|
int dummy; |
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|
|
return DoCollide( aSeg, aClearance, &dummy ); |
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|
|
} |
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|
bool SHAPE_RECT::DoCollide( const SEG& aSeg, int aClearance, int* aActualDist ) const |
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|
bool SHAPE_RECT::Collide( const SEG& aSeg, int aClearance, int* aActual ) const |
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|
|
{ |
|
|
|
if( BBox( 0 ).Contains( aSeg.A ) || BBox( 0 ).Contains( aSeg.B ) ) |
|
|
|
{ |
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|
|
*aActualDist = 0; |
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|
|
*aActual = 0; |
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|
|
return true; |
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|
|
} |
|
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|
|
VECTOR2I vts[] = { VECTOR2I( m_p0.x, m_p0.y ), |
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|
|
VECTOR2I( m_p0.x, m_p0.y + m_h ), |
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|
|
VECTOR2I( m_p0.x + m_w, m_p0.y + m_h ), |
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|
|
VECTOR2I( m_p0.x + m_w, m_p0.y ), |
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|
|
VECTOR2I( m_p0.x, m_p0.y ) }; |
|
|
|
VECTOR2I corners[] = { VECTOR2I( m_p0.x, m_p0.y ), |
|
|
|
VECTOR2I( m_p0.x, m_p0.y + m_h ), |
|
|
|
VECTOR2I( m_p0.x + m_w, m_p0.y + m_h ), |
|
|
|
VECTOR2I( m_p0.x + m_w, m_p0.y ), |
|
|
|
VECTOR2I( m_p0.x, m_p0.y ) }; |
|
|
|
|
|
|
|
SEG s( vts[0], vts[1] ); |
|
|
|
SEG s( corners[0], corners[1] ); |
|
|
|
SEG::ecoord dist_squared = s.SquaredDistance( aSeg ); |
|
|
|
|
|
|
|
for( int i = 1; i < 4; i++ ) |
|
|
|
{ |
|
|
|
s = SEG( vts[i], vts[i + 1] ); |
|
|
|
s = SEG( corners[i], corners[ i + 1] ); |
|
|
|
dist_squared = std::min( dist_squared, s.SquaredDistance( aSeg ) ); |
|
|
|
} |
|
|
|
|
|
|
|
if( dist_squared < SEG::ecoord( aClearance ) * SEG::ecoord( aClearance ) ) |
|
|
|
if( dist_squared < (ecoord) aClearance * aClearance ) |
|
|
|
{ |
|
|
|
*aActualDist = sqrt( dist_squared ); |
|
|
|
if( aActual ) |
|
|
|
*aActual = sqrt( dist_squared ); |
|
|
|
|
|
|
|
return true; |
|
|
|
} |
|
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|
|
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|
|