32#define GL_SILENCE_DEPRECATION 1
63using namespace std::placeholders;
71#include <glsl_kicad_frag.h>
72#include <glsl_kicad_vert.h>
79 wxGLAttributes attribs;
80 attribs.RGBA().DoubleBuffer().Depth( 8 ).EndList();
129 glDeleteTextures( 1, &bitmap.second.id );
135#ifndef DISABLE_BITMAP_CACHE
141 if( glIsTexture( it->second.id ) )
143 it->second.accessTime = wxGetUTCTimeMillis().GetValue();
144 return it->second.id;
149 glDeleteTextures( 1, &it->second.id );
177 return std::numeric_limits< GLuint >::max();
179 const wxImage& imgData = *imgPtr;
181 bmp.
w = imgData.GetSize().x;
182 bmp.
h = imgData.GetSize().y;
188 glGenTextures( 1, &textureID );
196 glPixelStorei( GL_UNPACK_ALIGNMENT, 1 );
198 if( imgData.HasAlpha() || imgData.HasMask() )
200 bmp.
size = bmp.
w * bmp.
h * 4;
201 auto buf = std::make_unique<uint8_t[]>( bmp.
size );
203 uint8_t* dstP = buf.get();
204 uint8_t* srcP = imgData.GetData();
206 long long pxCount =
static_cast<long long>( bmp.
w ) * bmp.
h;
208 if( imgData.HasAlpha() )
210 uint8_t* srcAlpha = imgData.GetAlpha();
212 for(
long long px = 0; px < pxCount; px++ )
214 memcpy( dstP, srcP, 3 );
222 else if( imgData.HasMask() )
224 uint8_t maskRed = imgData.GetMaskRed();
225 uint8_t maskGreen = imgData.GetMaskGreen();
226 uint8_t maskBlue = imgData.GetMaskBlue();
228 for(
long long px = 0; px < pxCount; px++ )
230 memcpy( dstP, srcP, 3 );
232 if( srcP[0] == maskRed && srcP[1] == maskGreen && srcP[2] == maskBlue )
233 dstP[3] = wxALPHA_TRANSPARENT;
235 dstP[3] = wxALPHA_OPAQUE;
242 glBindTexture( GL_TEXTURE_2D, textureID );
243 glTexImage2D( GL_TEXTURE_2D, 0, GL_RGBA8, bmp.
w, bmp.
h, 0, GL_RGBA, GL_UNSIGNED_BYTE,
248 bmp.
size = bmp.
w * bmp.
h * 3;
250 uint8_t* srcP = imgData.GetData();
252 glBindTexture( GL_TEXTURE_2D, textureID );
253 glTexImage2D( GL_TEXTURE_2D, 0, GL_RGB8, bmp.
w, bmp.
h, 0, GL_RGB, GL_UNSIGNED_BYTE, srcP );
256 glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST );
257 glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST );
259 long long currentTime = wxGetUTCTimeMillis().GetValue();
264#ifndef DISABLE_BITMAP_CACHE
272 for(
const auto& [kiid, cachedBmp] :
m_bitmaps )
274 const int cacheTimeoutMillis = 1000L;
276 if( currentTime - cachedBmp.accessTime > cacheTimeoutMillis )
290 toRemove = *toRemoveLru;
296 glDeleteTextures( 1, &cachedBitmap.
id );
314 wxEvtHandler* aMouseListener, wxEvtHandler* aPaintListener,
315 const wxString& aName ) :
316 GAL( aDisplayOptions ),
320 m_mouseListener( aMouseListener ),
321 m_paintListener( aPaintListener ),
322 m_currentManager( nullptr ),
323 m_cachedManager( nullptr ),
324 m_nonCachedManager( nullptr ),
325 m_overlayManager( nullptr ),
326 m_tempManager( nullptr ),
328 m_overlayBuffer( 0 ),
330 m_isContextLocked( false ),
331 m_lockClientCookie( 0 )
338 throw std::runtime_error(
"Could not create the main OpenGL context" );
347 throw std::runtime_error(
"Could not create a private OpenGL context" );
391#if defined _WIN32 || defined _WIN64
398 SetSize( aParent->GetClientSize() );
409 gluTessProperty(
m_tesselator, GLU_TESS_WINDING_RULE, GLU_TESS_WINDING_POSITIVE );
470 wxString retVal = wxEmptyString;
472 wxFrame* testFrame =
new wxFrame(
nullptr, wxID_ANY, wxT(
"" ), wxDefaultPosition,
473 wxSize( 1, 1 ), wxFRAME_TOOL_WINDOW | wxNO_BORDER );
488 catch( std::runtime_error& err )
491 retVal = wxString( err.what() );
549#ifdef KICAD_GAL_PROFILE
550 PROF_TIMER totalRealTime(
"OPENGL_GAL::beginDrawing()",
true );
553 wxASSERT_MSG(
m_isContextLocked,
"GAL_DRAWING_CONTEXT RAII object should have locked context. "
554 "Calling GAL::beginDrawing() directly is not allowed." );
556 wxASSERT_MSG(
IsVisible(),
"GAL::beginDrawing() must not be entered when GAL is not visible. "
557 "Other drawing routines will expect everything to be initialized "
558 "which will not be the case." );
564 glMatrixMode( GL_PROJECTION );
580 catch(
const std::runtime_error& )
582 wxLogVerbose(
"Could not create a framebuffer for diff mode blending.\n" );
589 catch(
const std::runtime_error& )
591 wxLogVerbose(
"Could not create a framebuffer for overlays.\n" );
601 glDisable( GL_TEXTURE_2D );
603 glShadeModel( GL_FLAT );
606 glEnable( GL_DEPTH_TEST );
607 glDepthFunc( GL_LESS );
610 glEnable( GL_BLEND );
611 glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
613 glMatrixMode( GL_MODELVIEW );
617 GLdouble matrixData[16] = { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 };
627 glLoadMatrixd( matrixData );
646 const GLint FONT_TEXTURE_UNIT = 2;
651 glActiveTexture( GL_TEXTURE0 + FONT_TEXTURE_UNIT );
656 glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
657 glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
658 checkGlError(
"loading bitmap font", __FILE__, __LINE__ );
660 glActiveTexture( GL_TEXTURE0 );
666 glActiveTexture( GL_TEXTURE0 + FONT_TEXTURE_UNIT );
668 glActiveTexture( GL_TEXTURE0 );
683 checkGlError(
"setting bitmap font sampler as shader parameter", __FILE__, __LINE__ );
696 renderingOffset.
x *= screenPixelSize.
x;
697 renderingOffset.
y *= screenPixelSize.
y;
703 glActiveTexture( GL_TEXTURE0 );
708#ifdef KICAD_GAL_PROFILE
709 totalRealTime.
Stop();
710 wxLogTrace(
traceGalProfile, wxT(
"OPENGL_GAL::beginDrawing(): %.1f ms" ),
711 totalRealTime.
msecs() );
722 PROF_TIMER cntEndNoncached(
"gl-end-noncached");
731 cntEndNoncached.
Start();
733 cntEndNoncached.
Stop();
735 cntEndCached.
Start();
739 cntEndOverlay.
Start();
745 cntEndOverlay.
Stop();
747 cntComposite.
Start();
749 glColor4d( 1.0, 1.0, 1.0, 1.0 );
786 wxASSERT_MSG(
m_isContextLocked,
"Context not locked. A GAL_CONTEXT_LOCKER RAII object must "
787 "be stacked rather than making separate lock/unlock calls." );
789 wxASSERT_MSG(
m_lockClientCookie == aClientCookie,
"Context was locked by a different client. "
790 "Should not be possible with RAII objects." );
800 wxASSERT_MSG(
m_isContextLocked,
"GAL_UPDATE_CONTEXT RAII object should have locked context. "
801 "Calling this from anywhere else is not allowed." );
803 wxASSERT_MSG(
IsVisible(),
"GAL::beginUpdate() must not be entered when GAL is not visible. "
804 "Other update routines will expect everything to be initialized "
805 "which will not be the case." );
841 VECTOR2D startEndVector = aEndPoint - aStartPoint;
844 float startx = aStartPoint.
x;
845 float starty = aStartPoint.
y;
846 float endx = aStartPoint.
x + lineLength;
847 float endy = aStartPoint.
y + lineLength;
852 if( startx == endx || starty == endy )
854 drawCircle( aStartPoint, aWidth / 2, aReserve );
969 double startAngle = aStartAngle.
AsRadians();
970 double endAngle = startAngle + aAngle.
AsRadians();
973 SWAP( startAngle, >, endAngle );
987 for( alpha = startAngle; ( alpha + alphaIncrement ) < endAngle; )
993 alpha += alphaIncrement;
999 const VECTOR2D endPoint( cos( endAngle ) * aRadius, sin( endAngle ) * aRadius );
1012 VECTOR2D p( cos( startAngle ) * aRadius, sin( startAngle ) * aRadius );
1014 unsigned int lineCount = 0;
1016 for( alpha = startAngle + alphaIncrement; alpha <= endAngle; alpha += alphaIncrement )
1019 if( alpha != endAngle )
1024 for( alpha = startAngle + alphaIncrement; alpha <= endAngle; alpha += alphaIncrement )
1026 VECTOR2D p_next( cos( alpha ) * aRadius, sin( alpha ) * aRadius );
1033 if( alpha != endAngle )
1035 VECTOR2D p_last( cos( endAngle ) * aRadius, sin( endAngle ) * aRadius );
1046 double aWidth,
double aMaxError )
1057 double startAngle = aStartAngle.
AsRadians();
1058 double endAngle = startAngle + aAngle.
AsRadians();
1061 SWAP( startAngle, >, endAngle );
1066 double alphaIncrement = 2.0 * M_PI / segCount360;
1071 int seg_count =
KiROUND( ( endAngle - startAngle ) / alphaIncrement );
1073 if( seg_count % 2 != 0 )
1077 if( seg_count == 0 )
1079 VECTOR2D p_start( aCenterPoint.
x + cos( startAngle ) * aRadius,
1080 aCenterPoint.
y + sin( startAngle ) * aRadius );
1082 VECTOR2D p_end( aCenterPoint.
x + cos( endAngle ) * aRadius,
1083 aCenterPoint.
y + sin( endAngle ) * aRadius );
1090 alphaIncrement = ( endAngle - startAngle ) / seg_count;
1100 double width = aWidth / 2.0;
1101 VECTOR2D startPoint( cos( startAngle ) * aRadius, sin( startAngle ) * aRadius );
1102 VECTOR2D endPoint( cos( endAngle ) * aRadius, sin( endAngle ) * aRadius );
1107 VECTOR2D pOuter( cos( startAngle ) * ( aRadius + width ),
1108 sin( startAngle ) * ( aRadius + width ) );
1110 VECTOR2D pInner( cos( startAngle ) * ( aRadius - width ),
1111 sin( startAngle ) * ( aRadius - width ) );
1115 for( alpha = startAngle + alphaIncrement; alpha <= endAngle; alpha += alphaIncrement )
1117 VECTOR2D pNextOuter( cos( alpha ) * ( aRadius + width ),
1118 sin( alpha ) * ( aRadius + width ) );
1119 VECTOR2D pNextInner( cos( alpha ) * ( aRadius - width ),
1120 sin( alpha ) * ( aRadius - width ) );
1125 pOuter = pNextOuter;
1126 pInner = pNextInner;
1130 if( alpha != endAngle )
1132 VECTOR2D pLastOuter( cos( endAngle ) * ( aRadius + width ),
1133 sin( endAngle ) * ( aRadius + width ) );
1134 VECTOR2D pLastInner( cos( endAngle ) * ( aRadius - width ),
1135 sin( endAngle ) * ( aRadius - width ) );
1147 VECTOR2D p( cos( startAngle ) * aRadius, sin( startAngle ) * aRadius );
1152 for( alpha = startAngle + alphaIncrement; alpha <= endAngle; alpha += alphaIncrement )
1158 if( alpha != endAngle )
1165 for( alpha = startAngle + alphaIncrement; alpha <= endAngle; alpha += alphaIncrement )
1167 VECTOR2D p_next( cos( alpha ) * aRadius, sin( alpha ) * aRadius );
1174 if( alpha != endAngle )
1176 VECTOR2D p_last( cos( endAngle ) * aRadius, sin( endAngle ) * aRadius );
1188 VECTOR2D diagonalPointA( aEndPoint.
x, aStartPoint.
y );
1189 VECTOR2D diagonalPointB( aStartPoint.
x, aEndPoint.
y );
1215 if( aStartPoint == aEndPoint )
1219 std::deque<VECTOR2D> pointList;
1221 pointList.push_back( aStartPoint );
1222 pointList.push_back( diagonalPointA );
1223 pointList.push_back( aEndPoint );
1224 pointList.push_back( diagonalPointB );
1225 pointList.push_back( aStartPoint );
1237 return aPointList[idx];
1239 aPointList.size(), aWidth );
1253 return aLineChain.
CPoint( idx );
1255 numPoints, aWidth );
1264 return aPointList[idx];
1266 aPointList.size() );
1275 return aPointList[idx];
1277 aPointList.size() );
1286 return aPointList[idx];
1302 return aLineChain.
CPoint( idx );
1310 int lineQuadCount = 0;
1312 for(
const std::vector<VECTOR2D>& points : aPointList )
1313 lineQuadCount += points.size() - 1;
1317 for(
const std::vector<VECTOR2D>& points : aPointList )
1324 points.size(),
false );
1331 wxCHECK( aPointList.size() >= 2, );
1332 auto points = std::unique_ptr<GLdouble[]>(
new GLdouble[3 * aPointList.size()] );
1333 GLdouble* ptr = points.get();
1335 for(
const VECTOR2D& p : aPointList )
1348 wxCHECK( aListSize >= 2, );
1349 auto points = std::unique_ptr<GLdouble[]>(
new GLdouble[3 * aListSize] );
1350 GLdouble* target = points.get();
1353 for(
int i = 0; i < aListSize; ++i )
1366 bool aStrokeTriangulation )
1373 int totalTriangleCount = 0;
1388 for(
size_t i = 0; i < triPoly->GetTriangleCount(); i++ )
1391 triPoly->GetTriangle( i, a, b, c );
1403 const auto& poly = aPolySet.
Polygon( j );
1405 for(
const auto& lc : poly )
1414 aStrokeTriangulation =
true;
1418 if( aStrokeTriangulation )
1429 for(
size_t i = 0; i < triPoly->GetTriangleCount(); i++ )
1432 triPoly->GetTriangle( i, a, b, c );
1466 std::unique_ptr<GLdouble[]> points(
new GLdouble[3 * pointCount] );
1467 GLdouble* ptr = points.get();
1469 for(
int i = 0; i < pointCount; ++i )
1483 double aFilterValue )
1485 std::vector<VECTOR2D> output;
1486 std::vector<VECTOR2D> pointCtrl;
1488 pointCtrl.push_back( aStartPoint );
1489 pointCtrl.push_back( aControlPointA );
1490 pointCtrl.push_back( aControlPointB );
1491 pointCtrl.push_back( aEndPoint );
1494 converter.
GetPoly( output, aFilterValue );
1496 if( output.size() == 1 )
1497 output.push_back( output.front() );
1505 GLfloat alpha = std::clamp( alphaBlend, 0.0, 1.0 );
1515 glm::vec4 v0 = xform * glm::vec4( -w / 2, -h / 2, 0.0, 0.0 );
1516 glm::vec4
v1 = xform * glm::vec4( w / 2, h / 2, 0.0, 0.0 );
1517 glm::vec4 trans = xform[3];
1521 if( !glIsTexture( texture_id ) )
1524 glDepthFunc( GL_ALWAYS );
1526 glAlphaFunc( GL_GREATER, 0.01f );
1527 glEnable( GL_ALPHA_TEST );
1529 glMatrixMode( GL_TEXTURE );
1531 glTranslated( 0.5, 0.5, 0.5 );
1533 glTranslated( -0.5, -0.5, -0.5 );
1535 glMatrixMode( GL_MODELVIEW );
1537 glTranslated( trans.x, trans.y, trans.z );
1539 glEnable( GL_TEXTURE_2D );
1540 glActiveTexture( GL_TEXTURE0 );
1541 glBindTexture( GL_TEXTURE_2D, texture_id );
1543 float texStartX = aBitmap.
IsMirroredX() ? 1.0 : 0.0;
1544 float texEndX = aBitmap.
IsMirroredX() ? 0.0 : 1.0;
1545 float texStartY = aBitmap.
IsMirroredY() ? 1.0 : 0.0;
1546 float texEndY = aBitmap.
IsMirroredY() ? 0.0 : 1.0;
1548 glBegin( GL_QUADS );
1549 glColor4f( 1.0, 1.0, 1.0, alpha );
1550 glTexCoord2f( texStartX, texStartY );
1552 glColor4f( 1.0, 1.0, 1.0, alpha );
1553 glTexCoord2f( texEndX, texStartY);
1555 glColor4f( 1.0, 1.0, 1.0, alpha );
1556 glTexCoord2f( texEndX, texEndY);
1558 glColor4f( 1.0, 1.0, 1.0, alpha );
1559 glTexCoord2f( texStartX, texEndY);
1563 glBindTexture( GL_TEXTURE_2D, 0 );
1565#ifdef DISABLE_BITMAP_CACHE
1566 glDeleteTextures( 1, &texture_id );
1571 glMatrixMode( GL_TEXTURE );
1573 glMatrixMode( GL_MODELVIEW );
1575 glDisable( GL_ALPHA_TEST );
1577 glDepthFunc( GL_LESS );
1586 || aText.Contains( wxT(
"^{" ) )
1587 || aText.Contains( wxT(
"_{" ) )
1588 || aText.Contains( wxT(
"\n" ) ) )
1599 double overbarHeight = textSize.
y;
1630 wxFAIL_MSG( wxT(
"Indeterminate state legal only in dialogs." ) );
1646 overbarHeight = -textSize.
y / 2.0;
1650 wxFAIL_MSG( wxT(
"Indeterminate state legal only in dialogs." ) );
1654 int overbarLength = 0;
1655 int overbarDepth = -1;
1656 int braceNesting = 0;
1658 auto iterateString =
1659 [&](
const std::function<void(
int aOverbarLength,
int aOverbarHeight )>& overbarFn,
1660 const std::function<int(
unsigned long aChar )>& bitmapCharFn )
1664 wxASSERT_MSG( *chIt !=
'\n' && *chIt !=
'\r',
1665 "No support for multiline bitmap text yet" );
1667 if( *chIt ==
'~' && overbarDepth == -1 )
1671 if( ++lookahead != end && *lookahead ==
'{' )
1674 overbarDepth = braceNesting;
1679 else if( *chIt ==
'{' )
1683 else if( *chIt ==
'}' )
1685 if( braceNesting > 0 )
1688 if( braceNesting == overbarDepth )
1690 overbarFn( overbarLength, overbarHeight );
1698 if( overbarDepth != -1 )
1699 overbarLength += bitmapCharFn( *chIt );
1701 bitmapCharFn( *chIt );
1708 int overbarsCount = 0;
1711 [&overbarsCount](
int aOverbarLength,
int aOverbarHeight )
1715 [&charsCount](
unsigned long aChar ) ->
int
1731 [&](
int aOverbarLength,
int aOverbarHeight )
1735 [&](
unsigned long aChar ) ->
int
1743 if( overbarDepth != -1 && overbarLength > 0 )
1758 float minorLineWidth = std::fmax( 1.0f,
1760 float majorLineWidth = minorLineWidth * 2.0f;
1795 SWAP( gridStartX, >, gridEndX );
1796 SWAP( gridStartY, >, gridEndY );
1804 glDisable( GL_DEPTH_TEST );
1805 glDisable( GL_TEXTURE_2D );
1809 glEnable( GL_STENCIL_TEST );
1810 glStencilFunc( GL_ALWAYS, 1, 1 );
1811 glStencilOp( GL_KEEP, GL_KEEP, GL_INCR );
1812 glColor4d( 0.0, 0.0, 0.0, 0.0 );
1824 for(
int j = gridStartY; j <= gridEndY; j++ )
1830 for(
int i = gridStartX; i <= gridEndX; i++ )
1833 SetLineWidth( ( ( tickX && tickY ) ? majorLineWidth : minorLineWidth ) );
1847 for(
int j = gridStartY; j <= gridEndY; j++ )
1866 glStencilFunc( GL_NOTEQUAL, 0, 1 );
1872 for(
int i = gridStartX; i <= gridEndX; i++ )
1889 glDisable( GL_STENCIL_TEST );
1892 glEnable( GL_DEPTH_TEST );
1893 glEnable( GL_TEXTURE_2D );
1906 wxGLCanvas::SetSize( aWidth, aHeight );
1912 bool s = wxGLCanvas::Show( aShow );
1915 wxGLCanvas::Raise();
1933 glClearColor( 0, 0, 0, 1 );
1934 glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT );
1940 GLdouble matrixData[16] = { 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1 };
1942 matrixData[0] = aTransformation.
m_data[0][0];
1943 matrixData[1] = aTransformation.
m_data[1][0];
1944 matrixData[2] = aTransformation.
m_data[2][0];
1945 matrixData[4] = aTransformation.
m_data[0][1];
1946 matrixData[5] = aTransformation.
m_data[1][1];
1947 matrixData[6] = aTransformation.
m_data[2][1];
1948 matrixData[12] = aTransformation.
m_data[0][2];
1949 matrixData[13] = aTransformation.
m_data[1][2];
1950 matrixData[14] = aTransformation.
m_data[2][2];
1952 glMultMatrixd( matrixData );
1990 std::shared_ptr<VERTEX_ITEM> newItem = std::make_shared<VERTEX_ITEM>( *
m_cachedManager );
1992 m_groups.insert( std::make_pair( groupNumber, newItem ) );
2134 glBlendEquation( GL_MAX );
2136 glBlendEquation( GL_FUNC_ADD );
2143 glBlendFunc( GL_SRC_ALPHA, GL_ONE );
2145 glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
2185 const bool aReserve )
2203 * glm::vec4( aStartPoint.
x, aStartPoint.
y, 0.0, 0.0 );
2205 * glm::vec4( aEndPoint.
x, aEndPoint.
y, 0.0, 0.0 );
2289 double outerRadius = aRadius + (
m_lineWidth / 2 );
2335 GLdouble* point = aPoints;
2337 for(
int i = 0; i < aPointCount; ++i )
2355 return VECTOR2D( aPoints[idx * 3], aPoints[idx * 3 + 1] );
2365 wxCHECK( aPointCount > 0, );
2369 if( aPointCount == 1 )
2371 drawLineQuad( aPointGetter( 0 ), aPointGetter( 0 ), aReserve );
2380 for(
int i = 1; i < aPointCount; ++i )
2382 auto start = aPointGetter( i - 1 );
2383 auto end = aPointGetter( i );
2391 int aPointCount,
double aWidth,
bool aReserve )
2393 wxCHECK( aPointCount >= 2, );
2399 for(
int i = 1; i < aPointCount; ++i )
2401 auto start = aPointGetter( i - 1 );
2402 auto end = aPointGetter( i );
2404 VECTOR2D startEndVector = end - start;
2407 float startx = start.x;
2408 float starty = start.y;
2409 float endx = start.x + lineLength;
2410 float endy = start.y + lineLength;
2415 if( startx == endx || starty == endy )
2427 vertices += 6 + 6 + 3 + 3;
2433 for(
int i = 1; i < aPointCount; ++i )
2435 auto start = aPointGetter( i - 1 );
2436 auto end = aPointGetter( i );
2455 double spaceWidth = g->
advance * 0.74;
2473 const float XOFF = glyph->
minx;
2476 const float round_adjust = ( glyph->
maxy - glyph->
miny )
2479 const float YOFF = round_adjust + top_adjust;
2528 const float H = glyph->
maxy - glyph->
miny;
2558 float commonOffset = std::numeric_limits<float>::max();
2560 int overbarDepth = -1;
2561 int braceNesting = 0;
2565 if( *chIt ==
'~' && overbarDepth == -1 )
2569 if( ++lookahead != end && *lookahead ==
'{' )
2572 overbarDepth = braceNesting;
2577 else if( *chIt ==
'{' )
2581 else if( *chIt ==
'}' )
2583 if( braceNesting > 0 )
2586 if( braceNesting == overbarDepth )
2596 || *chIt ==
'-' || *chIt ==
'_' )
2598 glyph = defaultGlyph;
2605 textSize.
y = std::max<float>( textSize.
y, charHeight );
2607 textSize.
y -= commonOffset;
2609 return std::make_pair( textSize, commonOffset );
2646 VECTOR2D cursorCenter = ( cursorBegin + cursorEnd ) / 2;
2650 glActiveTexture( GL_TEXTURE0 );
2651 glDisable( GL_TEXTURE_2D );
2652 glEnable( GL_BLEND );
2653 glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
2658 glBegin( GL_LINES );
2659 glVertex2d( cursorCenter.
x, cursorBegin.
y );
2660 glVertex2d( cursorCenter.
x, cursorEnd.
y );
2662 glVertex2d( cursorBegin.
x, cursorCenter.
y );
2663 glVertex2d( cursorEnd.
x, cursorCenter.
y );
2670 wxASSERT_MSG(
m_groups.size() < std::numeric_limits<unsigned int>::max(),
2671 wxT(
"There are no free slots to store a group" ) );
2682#ifndef KICAD_USE_EGL
2683 wxASSERT( IsShownOnScreen() );
2686 wxASSERT_MSG(
m_isContextLocked,
"This should only be called from within a locked context." );
2690 throw std::runtime_error(
"Could not create the tesselator" );
2691 GLenum err = glewInit();
2695 for(
int i = 0; i < 10; i++ )
2697 if( GLEW_OK == err )
2700 std::this_thread::sleep_for( std::chrono::milliseconds( 250 ) );
2706 SetOpenGLInfo( (
const char*) glGetString( GL_VENDOR ), (
const char*) glGetString( GL_RENDERER ),
2707 (
const char*) glGetString( GL_VERSION ) );
2709 if( GLEW_OK != err )
2710 throw std::runtime_error( (
const char*) glewGetErrorString( err ) );
2713 if( !GLEW_VERSION_2_1 )
2714 throw std::runtime_error(
"OpenGL 2.1 or higher is required!" );
2716#if defined( __LINUX__ )
2718 if( GLEW_ARB_debug_output )
2724 if( !GLEW_EXT_framebuffer_object )
2725 throw std::runtime_error(
"Framebuffer objects are not supported!" );
2728 if( !GLEW_ARB_vertex_buffer_object )
2729 throw std::runtime_error(
"Vertex buffer objects are not supported!" );
2734 BUILTIN_SHADERS::glsl_kicad_vert ) )
2736 throw std::runtime_error(
"Cannot compile vertex shader!" );
2741 BUILTIN_SHADERS::glsl_kicad_frag ) )
2743 throw std::runtime_error(
"Cannot compile fragment shader!" );
2747 throw std::runtime_error(
"Cannot link the shaders!" );
2751 glGetIntegerv( GL_MAX_TEXTURE_SIZE, &maxTextureSize );
2757 throw std::runtime_error(
"Requested texture size is not supported" );
2780 GLdouble* vertex =
static_cast<GLdouble*
>( aVertexPtr );
2784 assert( vboManager );
2785 vboManager->
Vertex( vertex[0], vertex[1], vertex[2] );
2790 GLdouble** dataOut,
void* aData )
2792 GLdouble* vertex =
new GLdouble[3];
2798 param->
intersectPoints.emplace_back( vertex, std::default_delete<GLdouble[]>() );
2800 memcpy( vertex, coords, 3 *
sizeof( GLdouble ) );
2837 return ( ceil( f / r ) - 0.5 ) * r;
2870 outlineGlyph.Triangulate(
2885 if( aGlyphs.empty() )
2888 bool allGlyphsAreStroke =
true;
2889 bool allGlyphsAreOutline =
true;
2891 for(
const std::unique_ptr<KIFONT::GLYPH>& glyph : aGlyphs )
2893 if( !glyph->IsStroke() )
2895 allGlyphsAreStroke =
false;
2900 for(
const std::unique_ptr<KIFONT::GLYPH>& glyph : aGlyphs )
2902 if( !glyph->IsOutline() )
2904 allGlyphsAreOutline =
false;
2909 if( allGlyphsAreStroke )
2912 int lineQuadCount = 0;
2914 for(
const std::unique_ptr<KIFONT::GLYPH>& glyph : aGlyphs )
2918 for(
const std::vector<VECTOR2D>& points : strokeGlyph )
2919 lineQuadCount += points.size() - 1;
2924 for(
const std::unique_ptr<KIFONT::GLYPH>& glyph : aGlyphs )
2928 for(
const std::vector<VECTOR2D>& points : strokeGlyph )
2935 points.size(),
false );
2941 else if( allGlyphsAreOutline )
2944 int triangleCount = 0;
2946 for(
const std::unique_ptr<KIFONT::GLYPH>& glyph : aGlyphs )
2950 for(
unsigned int i = 0; i < outlineGlyph.TriangulatedPolyCount(); i++ )
2953 outlineGlyph.TriangulatedPolygon( i );
2964 for(
const std::unique_ptr<KIFONT::GLYPH>& glyph : aGlyphs )
2968 for(
unsigned int i = 0; i < outlineGlyph.TriangulatedPolyCount(); i++ )
2971 outlineGlyph.TriangulatedPolygon( i );
2988 for(
size_t i = 0; i < aGlyphs.size(); i++ )
2989 DrawGlyph( *aGlyphs[i], i, aGlyphs.size() );
void SetOpenGLInfo(const char *aVendor, const char *aRenderer, const char *aVersion)
A setter for OpenGL info when it's initialized.
static const ADVANCED_CFG & GetCfg()
Get the singleton instance's config, which is shared by all consumers.
Bezier curves to polygon converter.
void GetPoly(std::vector< VECTOR2I > &aOutput, int aMaxError=10)
Convert a Bezier curve to a polygon.
This class handle bitmap images in KiCad.
const wxImage * GetOriginalImageData() const
VECTOR2I GetSizePixels() const
EDA_ANGLE Rotation() const
static const wxCursor GetHiDPICursor(KICURSOR aCursorType)
static const wxCursor GetCursor(KICURSOR aCursorType)
void UnlockCtx(wxGLContext *aContext)
Allow other canvases to bind an OpenGL context.
void DestroyCtx(wxGLContext *aContext)
Destroy a managed OpenGL context.
void LockCtx(wxGLContext *aContext, wxGLCanvas *aCanvas)
Set a context as current and prevents other canvases from switching it.
static GL_CONTEXT_MANAGER & Get()
Return the GL_CONTEXT_MANAGER instance (singleton).
wxGLContext * CreateCtx(wxGLCanvas *aCanvas, const wxGLContext *aOther=nullptr)
Create a managed OpenGL context.
static int SetSwapInterval(int aVal)
Attempts to set the OpenGL swap interval.
wxGLCanvas wrapper for HiDPI/Retina support.
virtual wxSize GetNativePixelSize() const
double GetScaleFactor() const
Get the current scale factor.
virtual bool IsStroke() const
virtual bool IsOutline() const
A color representation with 4 components: red, green, blue, alpha.
static const COLOR4D BLACK
OPENGL_ANTIALIASING_MODE gl_antialiasing_mode
Abstract interface for drawing on a 2D-surface.
bool IsTextMirrored() const
void SetGridColor(const COLOR4D &aGridColor)
Set the grid color.
virtual void SetLayerDepth(double aLayerDepth)
Set the depth of the layer (position on the z-axis)
bool IsCursorEnabled() const
Return information about cursor visibility.
MATRIX3x3D m_worldScreenMatrix
World transformation.
VECTOR2D GetVisibleGridSize() const
Return the visible grid size in x and y directions.
double m_layerDepth
The actual layer depth.
MATRIX3x3D m_screenWorldMatrix
Screen transformation.
bool m_axesEnabled
Should the axes be drawn.
float m_gridLineWidth
Line width of the grid.
VECTOR2I m_screenSize
Screen size in screen (wx logical) coordinates.
GR_TEXT_H_ALIGN_T GetHorizontalJustify() const
VECTOR2D m_depthRange
Range of the depth.
virtual void SetFillColor(const COLOR4D &aColor)
Set the fill color.
virtual bool SetNativeCursorStyle(KICURSOR aCursor, bool aHiDPI)
Set the cursor in the native panel.
GRID_STYLE m_gridStyle
Grid display style.
COLOR4D m_axesColor
Color of the axes.
const MATRIX3x3D & GetScreenWorldMatrix() const
Get the screen <-> world transformation matrix.
float m_lineWidth
The line width.
void computeWorldScale()
Compute the scaling factor for the world->screen matrix.
virtual void SetLineWidth(float aLineWidth)
Set the line width.
VECTOR2D m_gridSize
The grid size.
COLOR4D getCursorColor() const
Get the actual cursor color to draw.
COLOR4D m_fillColor
The fill color.
double m_worldUnitLength
The unit length of the world coordinates [inch].
virtual bool updatedGalDisplayOptions(const GAL_DISPLAY_OPTIONS &aOptions)
Handle updating display options.
void SetAxesColor(const COLOR4D &aAxesColor)
Set the axes color.
virtual void SetStrokeColor(const COLOR4D &aColor)
Set the stroke color.
VECTOR2D m_cursorPosition
Current cursor position (world coordinates)
const VECTOR2I & GetGlyphSize() const
int m_gridTick
Every tick line gets the double width.
double m_worldScale
The scale factor world->screen.
VECTOR2D m_gridOrigin
The grid origin.
KICURSOR m_currentNativeCursor
Current cursor.
bool m_globalFlipY
Flag for Y axis flipping.
bool m_fullscreenCursor
Shape of the cursor (fullscreen or small cross)
bool m_isFillEnabled
Is filling of graphic objects enabled ?
virtual void ComputeWorldScreenMatrix()
Compute the world <-> screen transformation matrix.
COLOR4D m_gridColor
Color of the grid.
COLOR4D m_strokeColor
The color of the outlines.
bool m_isStrokeEnabled
Are the outlines stroked ?
GAL_DISPLAY_OPTIONS & m_options
bool m_gridVisibility
Should the grid be shown.
virtual void BitmapText(const wxString &aText, const VECTOR2I &aPosition, const EDA_ANGLE &aAngle)
Draw a text using a bitmap font.
float GetLineWidth() const
Get the line width.
bool m_globalFlipX
Flag for X axis flipping.
GR_TEXT_V_ALIGN_T GetVerticalJustify() const
VECTOR2D m_lookAtPoint
Point to be looked at in world space.
GLuint cacheBitmap(const BITMAP_BASE *aBitmap)
const size_t m_cacheMaxElements
GLuint RequestBitmap(const BITMAP_BASE *aBitmap)
std::list< GLuint > m_freedTextureIds
const size_t m_cacheMaxSize
std::map< const KIID, CACHED_BITMAP > m_bitmaps
std::list< KIID > m_cacheLru
VECTOR2D GetAntialiasRenderingOffset() const
virtual void Begin() override
Call this at the beginning of each frame.
static const unsigned int DIRECT_RENDERING
virtual unsigned int GetBuffer() const override
Return currently used buffer handle.
OPENGL_ANTIALIASING_MODE GetAntialiasingMode() const
void SetAntialiasingMode(OPENGL_ANTIALIASING_MODE aMode)
virtual void Present() override
Call this to present the output buffer to the screen.
virtual void Initialize() override
Perform primary initialization, necessary to use the object.
virtual void ClearBuffer(const COLOR4D &aColor) override
Clear the selected buffer (set by the SetBuffer() function).
virtual void Resize(unsigned int aWidth, unsigned int aHeight) override
Clear the state of COMPOSITOR, so it has to be reinitialized again with the new dimensions.
virtual void DrawBuffer(unsigned int aBufferHandle) override
Draw the selected buffer to the output buffer.
int GetAntialiasSupersamplingFactor() const
virtual void SetBuffer(unsigned int aBufferHandle) override
Set the selected buffer as the rendering target.
virtual unsigned int CreateBuffer() override
Prepare a new buffer that may be used as a rendering target.
OpenGL implementation of the Graphics Abstraction Layer.
void Transform(const MATRIX3x3D &aTransformation) override
Transform the context.
void drawPolygon(GLdouble *aPoints, int aPointCount)
Draw a filled polygon.
void ChangeGroupDepth(int aGroupNumber, int aDepth) override
Change the depth (Z-axis position) of the group.
void skipMouseEvent(wxMouseEvent &aEvent)
Skip the mouse event to the parent.
void drawSegment(const VECTOR2D &aStartPoint, const VECTOR2D &aEndPoint, double aWidth, bool aReserve=true)
Internal method for segment drawing.
unsigned int m_groupCounter
Counter used for generating keys for groups.
void EndDiffLayer() override
Ends rendering of a differential layer.
VERTEX_MANAGER * m_overlayManager
Container for storing overlaid VERTEX_ITEMs.
void Scale(const VECTOR2D &aScale) override
Scale the context.
bool m_isInitialized
Basic initialization flag, has to be done when the window is visible.
VERTEX_MANAGER * m_currentManager
Currently used VERTEX_MANAGER (for storing VERTEX_ITEMs).
void drawCircle(const VECTOR2D &aCenterPoint, double aRadius, bool aReserve=true)
Internal method for circle drawing.
std::deque< std::shared_ptr< GLdouble > > m_tessIntersects
void DrawCircle(const VECTOR2D &aCenterPoint, double aRadius) override
Draw a circle using world coordinates.
void LockContext(int aClientCookie) override
Use GAL_CONTEXT_LOCKER RAII object unless you know what you're doing.
unsigned int m_mainBuffer
Main rendering target.
std::unique_ptr< GL_BITMAP_CACHE > m_bitmapCache
std::pair< VECTOR2D, float > computeBitmapTextSize(const UTF8 &aText) const
Compute a size of text drawn using bitmap font with current text setting applied.
void SetTarget(RENDER_TARGET aTarget) override
Set the target for rendering.
void blitCursor()
Blit cursor into the current screen.
static wxString CheckFeatures(GAL_DISPLAY_OPTIONS &aOptions)
Checks OpenGL features.
void ClearTarget(RENDER_TARGET aTarget) override
Clear the target for rendering.
void drawBitmapOverbar(double aLength, double aHeight, bool aReserve=true)
Draw an overbar over the currently drawn text.
void EndGroup() override
End the group.
bool m_isBitmapFontInitialized
Is the shader set to use bitmap fonts?
void drawSegmentChain(const std::function< VECTOR2D(int)> &aPointGetter, int aPointCount, double aWidth, bool aReserve=true)
Generic way of drawing a chain of segments stored in different containers.
void DrawArcSegment(const VECTOR2D &aCenterPoint, double aRadius, const EDA_ANGLE &aStartAngle, const EDA_ANGLE &aAngle, double aWidth, double aMaxError) override
Draw an arc segment.
void BitmapText(const wxString &aText, const VECTOR2I &aPosition, const EDA_ANGLE &aAngle) override
Draw a text using a bitmap font.
bool updatedGalDisplayOptions(const GAL_DISPLAY_OPTIONS &aOptions) override
Handle updating display options.
unsigned int m_overlayBuffer
Auxiliary rendering target (for menus etc.)
void PostPaint(wxPaintEvent &aEvent)
Function PostPaint posts an event to m_paint_listener.
OPENGL_COMPOSITOR * m_compositor
Handles multiple rendering targets.
VERTEX_MANAGER * m_cachedManager
Container for storing cached VERTEX_ITEMs.
void Translate(const VECTOR2D &aTranslation) override
Translate the context.
void DrawPolyline(const std::deque< VECTOR2D > &aPointList) override
Draw a polyline.
bool SetNativeCursorStyle(KICURSOR aCursor, bool aHiDPI) override
Set the cursor in the native panel.
void DrawCurve(const VECTOR2D &startPoint, const VECTOR2D &controlPointA, const VECTOR2D &controlPointB, const VECTOR2D &endPoint, double aFilterValue=0.0) override
Draw a cubic bezier spline.
void drawFilledSemiCircle(const VECTOR2D &aCenterPoint, double aRadius, double aAngle)
Draw a filled semicircle.
void onPaint(wxPaintEvent &aEvent)
This is the OnPaint event handler.
void DrawGroup(int aGroupNumber) override
Draw the stored group.
void Restore() override
Restore the context.
void DrawSegmentChain(const std::vector< VECTOR2D > &aPointList, double aWidth) override
Draw a chain of rounded segments.
void drawStrokedSemiCircle(const VECTOR2D &aCenterPoint, double aRadius, double aAngle, bool aReserve=true)
Draw a stroked semicircle.
unsigned int getNewGroupNumber()
Return a valid key that can be used as a new group number.
void Flush() override
Force all remaining objects to be drawn.
GLint ufm_antialiasingOffset
void DeleteGroup(int aGroupNumber) override
Delete the group from the memory.
bool IsVisible() const override
Return true if the GAL canvas is visible on the screen.
wxEvtHandler * m_mouseListener
int m_swapInterval
Used to store swap interval information.
void ClearCache() override
Delete all data created during caching of graphic items.
double getWorldPixelSize() const
void DrawSegment(const VECTOR2D &aStartPoint, const VECTOR2D &aEndPoint, double aWidth) override
Draw a rounded segment.
GROUPS_MAP m_groups
Stores information about VBO objects (groups)
void endUpdate() override
void ClearScreen() override
Clear the screen.
void ResizeScreen(int aWidth, int aHeight) override
Resizes the canvas.
void DrawPolygon(const std::deque< VECTOR2D > &aPointList) override
Draw a polygon.
void drawTriangulatedPolyset(const SHAPE_POLY_SET &aPoly, bool aStrokeTriangulation)
Draw a set of polygons with a cached triangulation.
void DrawCursor(const VECTOR2D &aCursorPosition) override
Draw the cursor.
void DrawRectangle(const VECTOR2D &aStartPoint, const VECTOR2D &aEndPoint) override
Draw a rectangle.
VERTEX_MANAGER * m_nonCachedManager
Container for storing non-cached VERTEX_ITEMs.
int drawBitmapChar(unsigned long aChar, bool aReserve=true)
Draw a single character using bitmap font.
GLUtesselator * m_tesselator
wxEvtHandler * m_paintListener
void StartDiffLayer() override
Begins rendering of a differential layer.
bool m_isContextLocked
Used for assertion checking.
void Save() override
Save the context.
wxCursor m_currentwxCursor
wxCursor showing the current native cursor
bool m_isFramebufferInitialized
Are the framebuffers initialized?
void ComputeWorldScreenMatrix() override
Compute the world <-> screen transformation matrix.
bool Show(bool aShow) override
Shows/hides the GAL canvas.
static GLuint g_fontTexture
Bitmap font texture handle (shared)
virtual bool HasTarget(RENDER_TARGET aTarget) override
Return true if the target exists.
void reserveLineQuads(const int aLineCount)
Reserves specified number of line quads.
void DrawLine(const VECTOR2D &aStartPoint, const VECTOR2D &aEndPoint) override
Draw a line.
OPENGL_GAL(const KIGFX::VC_SETTINGS &aVcSettings, GAL_DISPLAY_OPTIONS &aDisplayOptions, wxWindow *aParent, wxEvtHandler *aMouseListener=nullptr, wxEvtHandler *aPaintListener=nullptr, const wxString &aName=wxT("GLCanvas"))
void beginUpdate() override
double calcAngleStep(double aRadius) const
Compute the angle step when drawing arcs/circles approximated with lines.
virtual void DrawGlyph(const KIFONT::GLYPH &aGlyph, int aNth, int aTotal) override
Draw a polygon representing a font glyph.
bool m_isGrouping
Was a group started?
void BeginDrawing() override
Start/end drawing functions, draw calls can be only made in between the calls to BeginDrawing()/EndDr...
GLint ufm_screenPixelSize
void Rotate(double aAngle) override
Rotate the context.
int BeginGroup() override
Begin a group.
GLint ufm_pixelSizeMultiplier
VECTOR2D getScreenPixelSize() const
void DrawBitmap(const BITMAP_BASE &aBitmap, double alphaBlend=1.0) override
Draw a bitmap image.
void drawPolyline(const std::function< VECTOR2D(int)> &aPointGetter, int aPointCount, bool aReserve=true)
Generic way of drawing a polyline stored in different containers.
RENDER_TARGET GetTarget() const override
Get the currently used target for rendering.
void skipGestureEvent(wxGestureEvent &aEvent)
Skip the gesture event to the parent.
void UnlockContext(int aClientCookie) override
void drawSemiCircle(const VECTOR2D &aCenterPoint, double aRadius, double aAngle)
Draw a semicircle.
void drawLineQuad(const VECTOR2D &aStartPoint, const VECTOR2D &aEndPoint, bool aReserve=true)
Draw a quad for the line.
VERTEX_MANAGER * m_tempManager
Container for storing temp (diff mode) VERTEX_ITEMs.
virtual void DrawGlyphs(const std::vector< std::unique_ptr< KIFONT::GLYPH > > &aGlyphs) override
Draw polygons representing font glyphs.
void onSetNativeCursor(wxSetCursorEvent &aEvent)
Give the correct cursor image when the native widget asks for it.
void EnableDepthTest(bool aEnabled=false) override
void EndDrawing() override
End the drawing, needs to be called for every new frame.
SHADER * m_shader
There is only one shader used for different objects.
void DrawArc(const VECTOR2D &aCenterPoint, double aRadius, const EDA_ANGLE &aStartAngle, const EDA_ANGLE &aAngle) override
Draw an arc.
void DrawPolylines(const std::vector< std::vector< VECTOR2D > > &aPointLists) override
Draw multiple polylines.
RENDER_TARGET m_currentTarget
Current rendering target.
wxGLContext * m_glPrivContext
Canvas-specific OpenGL context.
void ChangeGroupColor(int aGroupNumber, const COLOR4D &aNewColor) override
Change the color used to draw the group.
static bool m_isBitmapFontLoaded
Is the bitmap font texture loaded?
static wxGLContext * m_glMainContext
Parent OpenGL context.
unsigned int m_tempBuffer
Temporary rendering target (for diffing etc.)
void init()
Basic OpenGL initialization and feature checks.
static int m_instanceCounter
GL GAL instance counter.
Provide the access to the OpenGL shaders.
bool IsLinked() const
Return true if shaders are linked correctly.
void SetParameter(int aParameterNumber, float aValue) const
Set a parameter of the shader.
bool Link()
Link the shaders.
void Use()
Use the shader.
bool LoadShaderFromStrings(SHADER_TYPE aShaderType, Args &&... aArgs)
Add a shader and compile the shader sources.
int AddParameter(const std::string &aParameterName)
Add a parameter to the parameter queue.
void Deactivate()
Deactivate the shader and use the default OpenGL program.
Class to control vertex container and GPU with possibility of emulating old-style OpenGL 1....
void EndDrawing() const
Finish drawing operations.
bool Vertex(const VERTEX &aVertex)
Add a vertex with the given coordinates to the currently set item.
const glm::mat4 & GetTransformation() const
void Map()
Map vertex buffer.
void Clear() const
Remove all the stored vertices from the container.
void BeginDrawing() const
Prepare buffers and items to start drawing.
void ChangeItemColor(const VERTEX_ITEM &aItem, const COLOR4D &aColor) const
Change the color of all vertices owned by an item.
void Color(const COLOR4D &aColor)
Changes currently used color that will be applied to newly added vertices.
bool Reserve(unsigned int aSize)
Allocate space for vertices, so it will be used with subsequent Vertex() calls.
void FinishItem() const
Clean after adding an item.
void ChangeItemDepth(const VERTEX_ITEM &aItem, GLfloat aDepth) const
Change the depth of all vertices owned by an item.
void Rotate(GLfloat aAngle, GLfloat aX, GLfloat aY, GLfloat aZ)
Multiply the current matrix by a rotation matrix, so the newly vertices will be rotated by the given ...
void EnableDepthTest(bool aEnabled)
Enable/disable Z buffer depth test.
void PopMatrix()
Pop the current transformation matrix stack.
void Shader(GLfloat aShaderType, GLfloat aParam1=0.0f, GLfloat aParam2=0.0f, GLfloat aParam3=0.0f)
Change currently used shader and its parameters that will be applied to newly added vertices.
void PushMatrix()
Push the current transformation matrix stack.
void Scale(GLfloat aX, GLfloat aY, GLfloat aZ)
Multiply the current matrix by a scaling matrix, so the newly vertices will be scaled by the given fa...
void Unmap()
Unmap vertex buffer.
void SetShader(SHADER &aShader) const
Set a shader program that is going to be used during rendering.
void Translate(GLfloat aX, GLfloat aY, GLfloat aZ)
Multiply the current matrix by a translation matrix, so newly vertices will be translated by the give...
void DrawItem(const VERTEX_ITEM &aItem) const
Draw an item to the buffer.
VECTOR2< T > GetScale() const
Get the scale components of the matrix.
A small class to help profiling.
void Stop()
Save the time when this function was called, and set the counter stane to stop.
void Start()
Start or restart the counter.
double msecs(bool aSinceLast=false)
Represent a polyline containing arcs as well as line segments: A chain of connected line and/or arc s...
bool IsClosed() const override
int PointCount() const
Return the number of points (vertices) in this line chain.
const VECTOR2I & CPoint(int aIndex) const
Return a reference to a given point in the line chain.
int SegmentCount() const
Return the number of segments in this line chain.
size_t GetTriangleCount() const
void GetTriangle(int index, VECTOR2I &a, VECTOR2I &b, VECTOR2I &c) const
Represent a set of closed polygons.
bool IsTriangulationUpToDate() const
POLYGON & Polygon(int aIndex)
Return the aIndex-th subpolygon in the set.
const TRIANGULATED_POLYGON * TriangulatedPolygon(int aIndex) const
unsigned int TriangulatedPolyCount() const
Return the number of triangulated polygons.
int OutlineCount() const
Return the number of outlines in the set.
const SHAPE_LINE_CHAIN & COutline(int aIndex) const
uni_iter is a non-mutating iterator that walks through unicode code points in the UTF8 encoded string...
An 8 bit string that is assuredly encoded in UTF8, and supplies special conversion support to and fro...
uni_iter uend() const
Return a uni_iter initialized to the end of "this" UTF8 byte sequence.
uni_iter ubegin() const
Returns a uni_iter initialized to the start of "this" UTF8 byte sequence.
T EuclideanNorm() const
Compute the Euclidean norm of the vector, which is defined as sqrt(x ** 2 + y ** 2).
#define SWAP(varA, condition, varB)
Swap the variables if a condition is met.
static constexpr EDA_ANGLE FULL_CIRCLE
a few functions useful in geometry calculations.
int GetArcToSegmentCount(int aRadius, int aErrorMax, const EDA_ANGLE &aArcAngle)
const wxChar *const traceGalProfile
Flag to enable debug output of GAL performance profiling.
This file contains miscellaneous commonly used macros and functions.
FONT_IMAGE_TYPE font_image
const FONT_GLYPH_TYPE * LookupGlyph(unsigned int aCodepoint)
FONT_INFO_TYPE font_information
The Cairo implementation of the graphics abstraction layer.
static LIB_SYMBOL * dummy()
Used when a LIB_SYMBOL is not found in library to draw a dummy shape.
@ SMALL_CROSS
Use small cross instead of dots for the grid.
@ DOTS
Use dots for the grid.
@ SHADER_TYPE_VERTEX
Vertex shader.
@ SHADER_TYPE_FRAGMENT
Fragment shader.
RENDER_TARGET
RENDER_TARGET: Possible rendering targets.
@ TARGET_NONCACHED
Auxiliary rendering target (noncached)
@ TARGET_TEMP
Temporary target for drawing in separate layer.
@ TARGET_CACHED
Main rendering target (cached)
@ TARGET_OVERLAY
Items that may change while the view stays the same (noncached)
EDA_ANGLE abs(const EDA_ANGLE &aAngle)
static void InitTesselatorCallbacks(GLUtesselator *aTesselator)
void CALLBACK CombineCallback(GLdouble coords[3], GLdouble *vertex_data[4], GLfloat weight[4], GLdouble **dataOut, void *aData)
void CALLBACK VertexCallback(GLvoid *aVertexPtr, void *aData)
void CALLBACK EdgeCallback(GLboolean aEdgeFlag)
static wxGLAttributes getGLAttribs()
void CALLBACK ErrorCallback(GLenum aErrorCode)
double round_to_half_pixel(double f, double r)
#define SEG_PER_CIRCLE_COUNT
#define CALLBACK
The default number of points for circle approximation.
void Refresh()
Update the board display after modifying it by a python script (note: it is automatically called by a...
unsigned char pixels[1024 *1024 *3]
unsigned int smooth_pixels
VERTEX_MANAGER * vboManager
Manager used for storing new vertices.
std::deque< std::shared_ptr< GLdouble > > & intersectPoints
Intersect points, that have to be freed after tessellation.
Structure to keep VIEW_CONTROLS settings for easy store/restore operations.
VECTOR2I v2(1, 0)
Test suite for KiCad math code.
@ GR_TEXT_H_ALIGN_INDETERMINATE
@ GR_TEXT_V_ALIGN_INDETERMINATE
wxLogTrace helper definitions.
#define KI_TRACE(aWhat,...)
constexpr ret_type KiROUND(fp_type v, bool aQuiet=false)
Round a floating point number to an integer using "round halfway cases away from zero".
void enableGlDebug(bool aEnable)
Enable or disable OpenGL driver messages output.
int checkGlError(const std::string &aInfo, const char *aFile, int aLine, bool aThrow)
Check if a recent OpenGL operation has failed.
VECTOR2< int32_t > VECTOR2I
VECTOR2< double > VECTOR2D
VECTOR2I ToVECTOR2I(const wxSize &aSize)