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Commit 90a6daa7 authored by jean-pierre charras's avatar jean-pierre charras
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Cleanup math_for_graphic code

parent dfdd2cfd
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Showing with 123 additions and 942 deletions
pcbnew/zones_test_and_combine_areas.cpp
View file @ 90a6daa7
...@@ -387,8 +387,8 @@ bool BOARD::TestAreaIntersections( ZONE_CONTAINER* area_to_test ) ...@@ -387,8 +387,8 @@ bool BOARD::TestAreaIntersections( ZONE_CONTAINER* area_to_test )
yf2 = poly2->GetY( is2 ); yf2 = poly2->GetY( is2 );
} }
int n_int = FindSegmentIntersections( xi1, yi1, xf1, yf1, STRAIGHT, int n_int = FindSegmentIntersections( xi1, yi1, xf1, yf1,
xi2, yi2, xf2, yf2, STRAIGHT ); xi2, yi2, xf2, yf2 );
if( n_int ) if( n_int )
return true; return true;
} }
...@@ -498,8 +498,8 @@ int BOARD::TestAreaIntersection( ZONE_CONTAINER* area_ref, ZONE_CONTAINER* area_ ...@@ -498,8 +498,8 @@ int BOARD::TestAreaIntersection( ZONE_CONTAINER* area_ref, ZONE_CONTAINER* area_
yf2 = poly2->GetY( is2 ); yf2 = poly2->GetY( is2 );
} }
int n_int = FindSegmentIntersections( xi1, yi1, xf1, yf1, STRAIGHT, int n_int = FindSegmentIntersections( xi1, yi1, xf1, yf1,
xi2, yi2, xf2, yf2, STRAIGHT ); xi2, yi2, xf2, yf2 );
if( n_int ) if( n_int )
{ {
bInt = true; bInt = true;
...@@ -844,10 +844,8 @@ int BOARD::Test_Drc_Areas_Outlines_To_Areas_Outlines( ZONE_CONTAINER* aArea_To_E ...@@ -844,10 +844,8 @@ int BOARD::Test_Drc_Areas_Outlines_To_Areas_Outlines( ZONE_CONTAINER* aArea_To_E
int x, y; int x, y;
int d = GetClearanceBetweenSegments( bx1, by1, bx2, by2, int d = GetClearanceBetweenSegments( bx1, by1, bx2, by2,
STRAIGHT,
0, 0,
ax1, ay1, ax2, ay2, ax1, ay1, ax2, ay2,
STRAIGHT,
0, 0,
zone2zoneClearance, zone2zoneClearance,
&x, &y ); &x, &y );
...@@ -987,9 +985,9 @@ bool DRC::doEdgeZoneDrc( ZONE_CONTAINER* aArea, int aCornerIndex ) ...@@ -987,9 +985,9 @@ bool DRC::doEdgeZoneDrc( ZONE_CONTAINER* aArea, int aCornerIndex )
} }
int x, y; // variables containing the intersecting point coordinates int x, y; // variables containing the intersecting point coordinates
int d = GetClearanceBetweenSegments( bx1, by1, bx2, by2, STRAIGHT, int d = GetClearanceBetweenSegments( bx1, by1, bx2, by2,
0, 0,
ax1, ay1, ax2, ay2, STRAIGHT, ax1, ay1, ax2, ay2,
0, 0,
zone_clearance, zone_clearance,
&x, &y ); &x, &y );
......
polygon/PolyLine.cpp
View file @ 90a6daa7
...@@ -1112,7 +1112,6 @@ void CPolyLine::Hatch() ...@@ -1112,7 +1112,6 @@ void CPolyLine::Hatch()
m_CornersList[ic].x, m_CornersList[ic].y, m_CornersList[ic].x, m_CornersList[ic].y,
m_CornersList[i_start_contour].x, m_CornersList[i_start_contour].x,
m_CornersList[i_start_contour].y, m_CornersList[i_start_contour].y,
STRAIGHT,
&x, &y, &x2, &y2 ); &x, &y, &x2, &y2 );
i_start_contour = ic + 1; i_start_contour = ic + 1;
} }
...@@ -1121,7 +1120,6 @@ void CPolyLine::Hatch() ...@@ -1121,7 +1120,6 @@ void CPolyLine::Hatch()
ok = FindLineSegmentIntersection( a, slope, ok = FindLineSegmentIntersection( a, slope,
m_CornersList[ic].x, m_CornersList[ic].y, m_CornersList[ic].x, m_CornersList[ic].y,
m_CornersList[ic + 1].x, m_CornersList[ic + 1].y, m_CornersList[ic + 1].x, m_CornersList[ic + 1].y,
STRAIGHT,
&x, &y, &x2, &y2 ); &x, &y, &x2, &y2 );
} }
...@@ -1387,9 +1385,9 @@ int CPolyLine::Distance( wxPoint aStart, wxPoint aEnd, int aWidth ) ...@@ -1387,9 +1385,9 @@ int CPolyLine::Distance( wxPoint aStart, wxPoint aEnd, int aWidth )
by2 = GetY( ic2 + 1 ); by2 = GetY( ic2 + 1 );
} }
int d = GetClearanceBetweenSegments( bx1, by1, bx2, by2, STRAIGHT, 0, int d = GetClearanceBetweenSegments( bx1, by1, bx2, by2, 0,
aStart.x, aStart.y, aEnd.x, aEnd.y, aStart.x, aStart.y, aEnd.x, aEnd.y,
STRAIGHT, aWidth, aWidth,
1, // min clearance, should be > 0 1, // min clearance, should be > 0
NULL, NULL ); NULL, NULL );
...@@ -1689,9 +1687,7 @@ bool CPolyLine::IsPolygonSelfIntersecting() ...@@ -1689,9 +1687,7 @@ bool CPolyLine::IsPolygonSelfIntersecting()
int x2f = GetX( is2_next ); int x2f = GetX( is2_next );
int y2f = GetY( is2_next ); int y2f = GetY( is2_next );
int ret = FindSegmentIntersections( x1i, y1i, x1f, y1f, int ret = FindSegmentIntersections( x1i, y1i, x1f, y1f,
STRAIGHT, x2i, y2i, x2f, y2f );
x2i, y2i, x2f, y2f,
STRAIGHT );
if( ret ) if( ret )
{ {
// intersection between non-adjacent sides // intersection between non-adjacent sides
......
polygon/math_for_graphics.cpp
View file @ 90a6daa7
This diff is collapsed.
polygon/math_for_graphics.h
View file @ 90a6daa7
...@@ -10,12 +10,23 @@ ...@@ -10,12 +10,23 @@
*/ */
bool TestLineHit( int xi, int yi, int xf, int yf, int x, int y, double dist ); bool TestLineHit( int xi, int yi, int xf, int yf, int x, int y, double dist );
int FindLineSegmentIntersection( double a, double b, int xi, int yi, int xf, int yf, int style, /* Function FindLineSegmentIntersection
* find intersection between line y = a + bx and line segment (xi,yi) to (xf,yf)
* if b > DBL_MAX/10, assume vertical line at x = a
* return false if no intersection or true if intersect
* return coords of intersections in *x1, *y1, *x2, *y2
* if no intersection, returns min distance in dist
*/
bool FindLineSegmentIntersection( double a, double b, int xi, int yi, int xf, int yf,
double * x1, double * y1, double * x2, double * y2, double * dist=NULL ); double * x1, double * y1, double * x2, double * y2, double * dist=NULL );
int FindSegmentIntersections( int xi, int yi, int xf, int yf, int style, /* Function FindSegmentIntersections
int xi2, int yi2, int xf2, int yf2, int style2, * find intersections between line segment (xi,yi) to (xf,yf)
double x[]=NULL, double y[]=NULL ); * and line segment (xi2,yi2) to (xf2,yf2)
* returns true if intersection found
*/
bool FindSegmentIntersections( int xi, int yi, int xf, int yf,
int xi2, int yi2, int xf2, int yf2 );
/** /**
* Function TestForIntersectionOfStraightLineSegments * Function TestForIntersectionOfStraightLineSegments
...@@ -34,8 +45,13 @@ bool TestForIntersectionOfStraightLineSegments( int x1i, int y1i, int x1f, int y ...@@ -34,8 +45,13 @@ bool TestForIntersectionOfStraightLineSegments( int x1i, int y1i, int x1f, int y
int x2i, int y2i, int x2f, int y2f, int x2i, int y2i, int x2f, int y2f,
int * x=NULL, int * y=NULL, double * dist=NULL ); int * x=NULL, int * y=NULL, double * dist=NULL );
int GetClearanceBetweenSegments( int x1i, int y1i, int x1f, int y1f, int style1, int w1, /* Function GetClearanceBetweenSegments
int x2i, int y2i, int x2f, int y2f, int style2, int w2, * Get clearance between 2 segments
* Returns coordinates of the closest point between these 2 segments in x, y
* If clearance > max_cl, just returns max_cl+1 and doesn't return x,y
*/
int GetClearanceBetweenSegments( int x1i, int y1i, int x1f, int y1f, int w1,
int x2i, int y2i, int x2f, int y2f, int w2,
int max_cl, int * x, int * y ); int max_cl, int * x, int * y );
/** /**
...@@ -47,6 +63,11 @@ int GetClearanceBetweenSegments( int x1i, int y1i, int x1f, int y1f, int style1, ...@@ -47,6 +63,11 @@ int GetClearanceBetweenSegments( int x1i, int y1i, int x1f, int y1f, int style1,
*/ */
double GetPointToLineSegmentDistance( int x, int y, int xi, int yi, int xf, int yf ); double GetPointToLineSegmentDistance( int x, int y, int xi, int yi, int xf, int yf );
/* Function GetPointToLineDistance
* Get min. distance from (x,y) to line y = a + bx
* if b > DBL_MAX/10, assume vertical line at x = a
* returns closest point on line in xpp, ypp
*/
double GetPointToLineDistance( double a, double b, int x, int y, double * xp=NULL, double * yp=NULL ); double GetPointToLineDistance( double a, double b, int x, int y, double * xp=NULL, double * yp=NULL );
double Distance( double x1, double y1, double x2, double y2 ); double Distance( double x1, double y1, double x2, double y2 );
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