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More about copper zones filled without grid (by polygons) - work still in progress

This commit is contained in:
charras 2008-10-07 13:00:47 +00:00
parent 6167f5fc75
commit f64c5401b7
2 changed files with 61 additions and 71 deletions
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28
pcbnew/tracepcb.cpp
View File

@ -111,6 +111,20 @@ void BOARD::Draw( WinEDA_DrawPanel* aPanel, wxDC* DC,
/********************************************************************/
/* Redraw the BOARD items but not cursors, axis or grid */
{
/* Draw areas (i.e. zones) */
for( int ii = 0; ii < GetAreaCount(); ii++ )
{
ZONE_CONTAINER* zone = GetArea(ii);
// Areas must be drawn here only if not moved or dragged,
// because these areas are drawn by ManageCursor() in a specific manner
if ( (zone->m_Flags & (IN_EDIT | IS_DRAGGED | IS_MOVED)) == 0 )
{
zone->Draw( aPanel, DC, aDrawMode );
zone->DrawFilledArea( aPanel, DC, aDrawMode );
}
}
for( MODULE* module = m_Modules; module; module = module->Next() )
{
bool display = true;
@ -175,20 +189,6 @@ void BOARD::Draw( WinEDA_DrawPanel* aPanel, wxDC* DC,
}
/* Draw areas (i.e. zones) */
for( int ii = 0; ii < GetAreaCount(); ii++ )
{
ZONE_CONTAINER* zone = GetArea(ii);
// Areas must be drawn here only if not moved or dragged,
// because these areas are drawn by ManageCursor() in a specific manner
if ( (zone->m_Flags & (IN_EDIT | IS_DRAGGED | IS_MOVED)) == 0 )
{
zone->Draw( aPanel, DC, aDrawMode );
zone->DrawFilledArea( aPanel, DC, aDrawMode );
}
}
// draw the BOARD's markers.
for( unsigned i=0; i < m_markers.size(); ++i )
{

104
pcbnew/zones_convert_brd_items_to_polygons.cpp
View File

@ -30,7 +30,7 @@ void AddTextBoxWithClearancePolygon( Bool_Engine* aBooleng,
// Local Variables:
/* how many segments are used to create a polygon from a circle: */
static int s_CircleToSegmentsCount = 16;
static int s_CircleToSegmentsCount = 32;
/** function AddClearanceAreasPolygonsToPolysList
* Add non copper areas polygons (pads and tracks with clearence)
@ -253,7 +253,7 @@ void AddThermalReliefPadPolygon( Bool_Engine* aBooleng,
int aThermalGap,
int aCopperTickness )
{
wxPoint corner, corner_start, corner_end;
wxPoint corner, corner_end;
wxPoint PadShapePos = aPad.ReturnShapePos(); /* Note: for pad having a shape offset,
* the pad position is NOT the shape position */
int angle = 0;
@ -270,39 +270,29 @@ void AddThermalReliefPadPolygon( Bool_Engine* aBooleng,
{
case PAD_CIRCLE: // Add 4 similar holes
{
/* we create 4 copper holes and put them in position 1, 2, 3 and 4
* here is the area of the rectangular pad + its thermal gap
* the 4 copper holes remove the copper in order to create the thermal gap
* 4 ------ 1
* | |
* | |
* | |
* | |
* 3 ------ 2
* holes 2, 3, 4 are the same as hole 1, rotated 90, 180, 270 deg
*/
// Build the hole pattern, for the hole in the X >0, Y > 0 plane:
std::vector <int> corners_buffer;
// calculate the starting point of the inner arc
corner.y = copper_tickness.x / 2; // note dx is the pad radius, so copper_tickness.x is the value to use
double dtmp = ( (double) dx * dx ) - ( (double) corner.y * corner.y );
corner.x = (int) sqrt( dtmp );
corner_start = corner;
// calculate the ending point of the inner arc
corner_end.x = corner.y;
corner_end.y = corner.x;
// calculate intermediate points (y coordinate from corner.y to corner_end.y)
while( (corner.y < corner_end.y) && (corner.x > corner_end.x) )
{
corners_buffer.push_back( corner.x );
corners_buffer.push_back( corner.y );
RotatePoint( &corner, -delta );
}
corners_buffer.push_back( corner_end.x );
corners_buffer.push_back( corner_end.y );
// calculate the starting point of the outter arc
dx += aThermalGap; // The radius of the outter arc is dx = pad radius + aThermalGap
corner.x = corner_end.x;
dtmp = ( (double) dx * dx ) - ( (double) corner.x * corner.x );
corner.x = aThermalGap / 2;
double dtmp = ( (double) dx * dx ) - ( (double) corner.x * corner.x );
corner.y = (int) sqrt( dtmp );
// calculate the ending point of the outter arc
corner_end.x = corner.y;
corner_end.y = corner_start.y;
corner_end.y = aThermalGap / 2;
// calculate intermediate points (y coordinate from corner.y to corner_end.y
while( (corner.y > corner_end.y) && (corner.x < corner_end.x))
@ -311,9 +301,14 @@ void AddThermalReliefPadPolygon( Bool_Engine* aBooleng,
corners_buffer.push_back( corner.y );
RotatePoint( &corner, delta );
}
corners_buffer.push_back( corner_end.x );
corners_buffer.push_back( corner_end.y );
/* add the radius lines */
corner.x = corner.y = aThermalGap / 2;
corners_buffer.push_back( corner.x );
corners_buffer.push_back( corner.y );
// Now, add the 4 holes ( each is the pattern, rotated by 0, 90, 180 and 270 deg
angle = 0;
@ -340,38 +335,41 @@ void AddThermalReliefPadPolygon( Bool_Engine* aBooleng,
case PAD_OVAL:
case PAD_RECT: // draw 4 Holes
{
// First, create an hole like:
// 1 ------- 2
// 0 ----- |
// 5 | |
// | |
// 4 | | 3
wxPoint corners_hole[6]; // buffer for 6 corners
// Create 1 hole, for a pad centered at0,0, orient 0
// Calculate coordinates for corner 0 to corner 5:
corners_hole[0] = wxPoint( (copper_tickness.x / 2), -dy );
corners_hole[1] = wxPoint( (copper_tickness.x / 2), -dy - aThermalGap );
corners_hole[2] = wxPoint( dx + aThermalGap, -dy - aThermalGap );
corners_hole[3] = wxPoint( dx + aThermalGap, -(copper_tickness.y / 2) );
corners_hole[4] = wxPoint( dx, -(copper_tickness.y / 2) );
corners_hole[5] = wxPoint( dx, -dy );
/* Create 2 holes, rotated by pad rotation.
* corners_hole[6] is the hole 1
* hole 3 is the same as hole 1, rotated 180 deg
/* we create 4 copper holes and put them in position 1, 2, 3 and 4
* here is the area of the rectangular pad + its thermal gap
* the 4 copper holes remove the copper in order to create the thermal gap
* 4 ------ 1
* | |
* | |
* | |
* | |
* 3 ------ 2
* hole 3 is the same as hole 1, rotated 180 deg
* hole 4 is the same as hole 2, rotated 180 deg and is the same as hole 1, mirrored
*/
// First, create a rectangular hole for position 1 :
// 2 ------- 3
// | |
// | |
// | |
// 1 ------- 4
wxPoint corners_hole[4]; // buffer for 6 corners
// Create 1 hole, for a pad centered at0,0, orient 0
// Calculate coordinates for corner 1 to corner 4:
corners_hole[0] = wxPoint( copper_tickness.x / 2, - copper_tickness.x / 2 );
corners_hole[1] = wxPoint( (copper_tickness.x / 2), -dy - aThermalGap );
corners_hole[2] = wxPoint( dx + aThermalGap, -dy - aThermalGap );
corners_hole[3] = wxPoint( dx + aThermalGap, -(copper_tickness.y / 2) );
/* Create 2 holes, rotated by pad rotation.
*/
angle = aPad.m_Orient;
for( int irect = 0; irect < 2; irect++ )
{
if( aBooleng->StartPolygonAdd( GROUP_B ) )
{
for( int ic = 0; ic < 6; ic++ )
for( int ic = 0; ic < 4; ic++ )
{
wxPoint cpos = corners_hole[ic];
RotatePoint( &cpos, angle );
@ -386,19 +384,11 @@ void AddThermalReliefPadPolygon( Bool_Engine* aBooleng,
}
}
// Create a holes, like:
// -------
// | -----
// | |
// | |
// | |
// this is the mirrored of the previous hole
// Create a holes, that is the mirrored of the previous hole
corners_hole[0].x = -corners_hole[0].x;
corners_hole[1].x = -corners_hole[1].x;
corners_hole[2].x = -corners_hole[2].x;
corners_hole[3].x = -corners_hole[3].x;
corners_hole[4].x = -corners_hole[4].x;
corners_hole[5].x = -corners_hole[5].x;
// Now add corner 4 and 2 (2 is the corner 4 rotated by 180 deg
angle = aPad.m_Orient;
@ -406,7 +396,7 @@ void AddThermalReliefPadPolygon( Bool_Engine* aBooleng,
{
if( aBooleng->StartPolygonAdd( GROUP_B ) )
{
for( int ic = 0; ic < 6; ic++ )
for( int ic = 0; ic < 4; ic++ )
{
wxPoint cpos = corners_hole[ic];
RotatePoint( &cpos, angle );