#define __NR_ARENA_SHAPE_C__ /* * RGBA display list system for inkscape * * Author: * Lauris Kaplinski * * Copyright (C) 2001-2002 Lauris Kaplinski * Copyright (C) 2001 Ximian, Inc. * * Released under GNU GPL, read the file 'COPYING' for more information */ #include #include #include #include #include #include #include #include #include #include #include //int showRuns=0; void nr_pixblock_render_shape_mask_or (NRPixBlock &m,Shape* theS); static void nr_arena_shape_class_init (NRArenaShapeClass *klass); static void nr_arena_shape_init (NRArenaShape *shape); static void nr_arena_shape_finalize (NRObject *object); static NRArenaItem *nr_arena_shape_children (NRArenaItem *item); static void nr_arena_shape_add_child (NRArenaItem *item, NRArenaItem *child, NRArenaItem *ref); static void nr_arena_shape_remove_child (NRArenaItem *item, NRArenaItem *child); static void nr_arena_shape_set_child_position (NRArenaItem *item, NRArenaItem *child, NRArenaItem *ref); static guint nr_arena_shape_update (NRArenaItem *item, NRRectL *area, NRGC *gc, guint state, guint reset); static unsigned int nr_arena_shape_render (NRArenaItem *item, NRRectL *area, NRPixBlock *pb, unsigned int flags); static guint nr_arena_shape_clip (NRArenaItem *item, NRRectL *area, NRPixBlock *pb); static NRArenaItem *nr_arena_shape_pick (NRArenaItem *item, NR::Point p, double delta, unsigned int sticky); static NRArenaItemClass *shape_parent_class; NRType nr_arena_shape_get_type (void) { static NRType type = 0; if (!type) { type = nr_object_register_type (NR_TYPE_ARENA_ITEM, "NRArenaShape", sizeof (NRArenaShapeClass), sizeof (NRArenaShape), (void (*) (NRObjectClass *)) nr_arena_shape_class_init, (void (*) (NRObject *)) nr_arena_shape_init); } return type; } static void nr_arena_shape_class_init (NRArenaShapeClass *klass) { NRObjectClass *object_class; NRArenaItemClass *item_class; object_class = (NRObjectClass *) klass; item_class = (NRArenaItemClass *) klass; shape_parent_class = (NRArenaItemClass *) ((NRObjectClass *) klass)->parent; object_class->finalize = nr_arena_shape_finalize; object_class->cpp_ctor = NRObject::invoke_ctor; item_class->children = nr_arena_shape_children; item_class->add_child = nr_arena_shape_add_child; item_class->set_child_position = nr_arena_shape_set_child_position; item_class->remove_child = nr_arena_shape_remove_child; item_class->update = nr_arena_shape_update; item_class->render = nr_arena_shape_render; item_class->clip = nr_arena_shape_clip; item_class->pick = nr_arena_shape_pick; } static void nr_arena_shape_init (NRArenaShape *shape) { shape->curve = NULL; shape->style = NULL; shape->paintbox.x0 = shape->paintbox.y0 = 0.0F; shape->paintbox.x1 = shape->paintbox.y1 = 256.0F; nr_matrix_set_identity (&shape->ctm); shape->fill_painter = NULL; shape->stroke_painter = NULL; shape->cached_fill = NULL; shape->cached_stroke = NULL; shape->fill_shp = NULL; shape->stroke_shp = NULL; shape->delayed_shp = false; shape->approx_bbox.x0 = shape->approx_bbox.y0 = 0; shape->approx_bbox.x1 = shape->approx_bbox.y1 = 0; nr_matrix_set_identity(&shape->cached_fctm); nr_matrix_set_identity(&shape->cached_sctm); shape->markers = NULL; } static void nr_arena_shape_finalize (NRObject *object) { NRArenaShape *shape = (NRArenaShape *) (object); if (shape->fill_shp) delete shape->fill_shp; if (shape->stroke_shp) delete shape->stroke_shp; if (shape->cached_fill) delete shape->cached_fill; if (shape->cached_stroke) delete shape->cached_stroke; if (shape->fill_painter) sp_painter_free (shape->fill_painter); if (shape->stroke_painter) sp_painter_free (shape->stroke_painter); if (shape->style) sp_style_unref (shape->style); if (shape->curve) sp_curve_unref (shape->curve); ((NRObjectClass *) shape_parent_class)->finalize (object); } static NRArenaItem * nr_arena_shape_children (NRArenaItem *item) { NRArenaShape *shape = (NRArenaShape *) item; return shape->markers; } static void nr_arena_shape_add_child (NRArenaItem *item, NRArenaItem *child, NRArenaItem *ref) { NRArenaShape *shape = (NRArenaShape *) item; if (!ref) { shape->markers = nr_arena_item_attach_ref (item, child, NULL, shape->markers); } else { ref->next = nr_arena_item_attach_ref (item, child, ref, ref->next); } nr_arena_item_request_update (item, NR_ARENA_ITEM_STATE_ALL, FALSE); } static void nr_arena_shape_remove_child (NRArenaItem *item, NRArenaItem *child) { NRArenaShape *shape = (NRArenaShape *) item; if (child->prev) { nr_arena_item_detach_unref (item, child); } else { shape->markers = nr_arena_item_detach_unref (item, child); } nr_arena_item_request_update (item, NR_ARENA_ITEM_STATE_ALL, FALSE); } static void nr_arena_shape_set_child_position (NRArenaItem *item, NRArenaItem *child, NRArenaItem *ref) { NRArenaShape *shape = (NRArenaShape *) item; if (child->prev) { nr_arena_item_detach_unref (item, child); } else { shape->markers = nr_arena_item_detach_unref (item, child); } if (!ref) { shape->markers = nr_arena_item_attach_ref (item, child, NULL, shape->markers); } else { ref->next = nr_arena_item_attach_ref (item, child, ref, ref->next); } nr_arena_item_request_render (child); } void nr_arena_shape_update_stroke(NRArenaShape *shape,NRGC* gc); void nr_arena_shape_update_fill(NRArenaShape *shape,NRGC *gc); void nr_arena_shape_add_bboxes(NRArenaShape* shape,NRRect &bbox); static guint nr_arena_shape_update (NRArenaItem *item, NRRectL *area, NRGC *gc, guint state, guint reset) { NRRect bbox; NRArenaShape *shape = NR_ARENA_SHAPE (item); unsigned int beststate = NR_ARENA_ITEM_STATE_ALL; unsigned int newstate; for (NRArenaItem *child = shape->markers; child != NULL; child = child->next) { newstate = nr_arena_item_invoke_update (child, area, gc, state, reset); beststate = beststate & newstate; } if (!(state & NR_ARENA_ITEM_STATE_RENDER)) { /* We do not have to create rendering structures */ shape->ctm = gc->transform; if (state & NR_ARENA_ITEM_STATE_BBOX) { if (shape->curve) { NRBPath bp; /* fixme: */ bbox.x0 = bbox.y0 = NR_HUGE; bbox.x1 = bbox.y1 = -NR_HUGE; bp.path = shape->curve->bpath; nr_path_matrix_bbox_union(&bp, gc->transform, &bbox); item->bbox.x0 = (gint32)(bbox.x0 - 1.0F); item->bbox.y0 = (gint32)(bbox.y0 - 1.0F); item->bbox.x1 = (gint32)(bbox.x1 + 1.9999F); item->bbox.y1 = (gint32)(bbox.y1 + 1.9999F); } if (beststate & NR_ARENA_ITEM_STATE_BBOX) { for (NRArenaItem *child = shape->markers; child != NULL; child = child->next) { nr_rect_l_union (&item->bbox, &item->bbox, &child->bbox); } } } return (state | item->state); } shape->delayed_shp=true; shape->ctm = gc->transform; bbox.x0 = bbox.y0 = NR_HUGE; bbox.x1 = bbox.y1 = -NR_HUGE; if (shape->curve) { NRBPath bp; /* fixme: */ bbox.x0 = bbox.y0 = NR_HUGE; bbox.x1 = bbox.y1 = -NR_HUGE; bp.path = shape->curve->bpath; nr_path_matrix_bbox_union(&bp, gc->transform, &bbox); if (shape->_stroke.paint.type() != NRArenaShape::Paint::NONE) { float width, scale; scale = NR_MATRIX_DF_EXPANSION (&gc->transform); width = MAX (0.125, shape->_stroke.width * scale); if ( fabs(shape->_stroke.width * scale) > 0.01 ) { // sinon c'est 0=oon veut pas de bord bbox.x0-=width; bbox.x1+=width; bbox.y0-=width; bbox.y1+=width; } // those pesky miters, now float miterMax=width*shape->_stroke.mitre_limit; if ( miterMax > 0.01 ) { // grunt mode. we should compute the various miters instead (one for each point on the curve) bbox.x0-=miterMax; bbox.x1+=miterMax; bbox.y0-=miterMax; bbox.y1+=miterMax; } } } else { } shape->approx_bbox.x0 = (gint32)(bbox.x0 - 1.0F); shape->approx_bbox.y0 = (gint32)(bbox.y0 - 1.0F); shape->approx_bbox.x1 = (gint32)(bbox.x1 + 1.9999F); shape->approx_bbox.y1 = (gint32)(bbox.y1 + 1.9999F); if ( area && nr_rect_l_test_intersect (area, &shape->approx_bbox) ) shape->delayed_shp=false; /* Release state data */ if (TRUE || !nr_matrix_test_transform_equal (&gc->transform, &shape->ctm, NR_EPSILON)) { /* Concept test */ if (shape->fill_shp) { delete shape->fill_shp; shape->fill_shp = NULL; } } if (shape->stroke_shp) { delete shape->stroke_shp; shape->stroke_shp = NULL; } if (shape->fill_painter) { sp_painter_free (shape->fill_painter); shape->fill_painter = NULL; } if (shape->stroke_painter) { sp_painter_free (shape->stroke_painter); shape->stroke_painter = NULL; } if (!shape->curve || !shape->style) return NR_ARENA_ITEM_STATE_ALL; if (sp_curve_is_empty (shape->curve)) return NR_ARENA_ITEM_STATE_ALL; if ( ( shape->_fill.paint.type() == NRArenaShape::Paint::NONE ) && ( shape->_stroke.paint.type() == NRArenaShape::Paint::NONE ) ) { return NR_ARENA_ITEM_STATE_ALL; } /* Build state data */ if ( shape->delayed_shp ) { item->bbox=shape->approx_bbox; } else { nr_arena_shape_update_stroke(shape,gc); nr_arena_shape_update_fill(shape,gc); bbox.x0 = bbox.y0 = bbox.x1 = bbox.y1 = 0.0; nr_arena_shape_add_bboxes(shape,bbox); shape->approx_bbox.x0 = (gint32)(bbox.x0 - 1.0F); shape->approx_bbox.y0 = (gint32)(bbox.y0 - 1.0F); shape->approx_bbox.x1 = (gint32)(bbox.x1 + 1.9999F); shape->approx_bbox.y1 = (gint32)(bbox.y1 + 1.9999F); } if (nr_rect_d_test_empty (&bbox)) return NR_ARENA_ITEM_STATE_ALL; item->bbox.x0 = (gint32)(bbox.x0 - 1.0F); item->bbox.y0 = (gint32)(bbox.y0 - 1.0F); item->bbox.x1 = (gint32)(bbox.x1 + 1.0F); item->bbox.y1 = (gint32)(bbox.y1 + 1.0F); nr_arena_request_render_rect (item->arena, &item->bbox); item->render_opacity = TRUE; if ( shape->_fill.paint.type() == NRArenaShape::Paint::SERVER ) { if (gc && gc->parent) { shape->fill_painter = sp_paint_server_painter_new (shape->_fill.paint.server(), NR::Matrix (&gc->transform), NR::Matrix (&gc->parent->transform), &shape->paintbox); } item->render_opacity = FALSE; } if ( shape->_stroke.paint.type() == NRArenaShape::Paint::SERVER ) { if (gc && gc->parent) { shape->stroke_painter = sp_paint_server_painter_new (shape->_stroke.paint.server(), NR::Matrix (&gc->transform), NR::Matrix (&gc->parent->transform), &shape->paintbox); } item->render_opacity = FALSE; } if ( item->render_opacity == TRUE && shape->_fill.paint.type() != NRArenaShape::Paint::NONE && shape->_stroke.paint.type() != NRArenaShape::Paint::NONE ) { // don't merge item opacity with paint opacity if there is a stroke on the fill item->render_opacity = FALSE; } if (beststate & NR_ARENA_ITEM_STATE_BBOX) { for (NRArenaItem *child = shape->markers; child != NULL; child = child->next) { nr_rect_l_union (&item->bbox, &item->bbox, &child->bbox); } } return NR_ARENA_ITEM_STATE_ALL; } int matrix_is_isometry(NR::Matrix p) { NR::Matrix tp; // transposition tp[0]=p[0]; tp[1]=p[2]; tp[2]=p[1]; tp[3]=p[3]; for(int i = 4; i < 6; i++) // shut valgrind up :) tp[i] = p[i] = 0; NR::Matrix isom = tp*p; // A^T * A = adjunct? // Is the adjunct nearly an identity function? if (isom.is_translation(0.01)) { // the transformation is an isometry -> no need to recompute // the uncrossed polygon if ( p.det() < 0 ) return -1; else return 1; } return 0; } void nr_arena_shape_update_fill(NRArenaShape *shape,NRGC *gc) { shape->delayed_shp = false; if ((shape->_fill.paint.type() != NRArenaShape::Paint::NONE) && ((shape->curve->end > 2) || (shape->curve->bpath[1].code == NR_CURVETO)) ) { if (TRUE || !shape->fill_shp) { NR::Matrix cached_to_new; int isometry = 0; if ( shape->cached_fill ) { cached_to_new = shape->cached_fctm.inverse()*gc->transform; isometry = matrix_is_isometry(cached_to_new); } if ( isometry == 0 ) { if ( shape->cached_fill == NULL ) shape->cached_fill=new Shape; shape->cached_fill->Reset(); Path* thePath=new Path; Shape* theShape=new Shape; { NR::Matrix tempMat(gc->transform); thePath->LoadArtBPath(shape->curve->bpath,tempMat,true); } thePath->Convert(1.0); thePath->Fill(theShape, 0); if ( shape->_fill.rule == NRArenaShape::EVEN_ODD ) { shape->cached_fill->ConvertToShape(theShape, fill_oddEven); // alternatively, this speeds up rendering of oddeven shapes but disables AA :( //shape->cached_fill->Copy(theShape); } else { shape->cached_fill->ConvertToShape(theShape, fill_nonZero); } shape->cached_fctm=gc->transform; delete theShape; delete thePath; if ( shape->fill_shp == NULL ) shape->fill_shp = new Shape; shape->fill_shp->Copy(shape->cached_fill); } else { if ( shape->fill_shp == NULL ) shape->fill_shp=new Shape; shape->fill_shp->Reset(shape->cached_fill->numberOfPoints(), shape->cached_fill->numberOfEdges()); for (int i = 0; i < shape->cached_fill->numberOfPoints(); i++) shape->fill_shp->AddPoint(shape->cached_fill->getPoint(i).x * cached_to_new); if ( isometry == 1 ) { for (int i = 0; i < shape->cached_fill->numberOfEdges(); i++) shape->fill_shp->AddEdge(shape->cached_fill->getEdge(i).st, shape->cached_fill->getEdge(i).en); } else if ( isometry == -1 ) { // need to flip poly. for (int i = 0; i < shape->cached_fill->numberOfEdges(); i++) shape->fill_shp->AddEdge(shape->cached_fill->getEdge(i).en, shape->cached_fill->getEdge(i).st); } shape->fill_shp->ForceToPolygon(); shape->fill_shp->needPointsSorting(); shape->fill_shp->needEdgesSorting(); } } } } void nr_arena_shape_update_stroke(NRArenaShape *shape,NRGC* gc) { SPStyle* style = shape->style; shape->delayed_shp = false; const float scale = NR_MATRIX_DF_EXPANSION (&gc->transform); if (NR_ARENA_ITEM(shape)->arena->rendermode == RENDERMODE_OUTLINE || ((shape->_stroke.paint.type() != NRArenaShape::Paint::NONE) && ( fabs(shape->_stroke.width * scale) > 0.01 ))) { // sinon c'est 0=oon veut pas de bord float width = MAX (0.125, shape->_stroke.width * scale); if (NR_ARENA_ITEM(shape)->arena->rendermode == RENDERMODE_OUTLINE) width = 0.5; // 1 pixel wide, independent of zoom NR::Matrix cached_to_new; int isometry = 0; if ( shape->cached_stroke ) { cached_to_new = shape->cached_sctm.inverse() * gc->transform; isometry = matrix_is_isometry(cached_to_new); } if ( isometry == 0 ) { if ( shape->cached_stroke == NULL ) shape->cached_stroke=new Shape; shape->cached_stroke->Reset(); Path* thePath = new Path; Shape* theShape = new Shape; { NR::Matrix tempMat(gc->transform); thePath->LoadArtBPath(shape->curve->bpath, tempMat, true); } if (NR_ARENA_ITEM(shape)->arena->rendermode != RENDERMODE_OUTLINE) thePath->Convert(1.0); else thePath->Convert(4.0); // slightly rougher & faster if (style->stroke_dash.n_dash && NR_ARENA_ITEM(shape)->arena->rendermode != RENDERMODE_OUTLINE) { double dlen = 0.0; for (int i = 0; i < style->stroke_dash.n_dash; i++) { dlen += style->stroke_dash.dash[i] * scale; } if (dlen >= 1.0) { NRVpathDash dash; dash.offset = style->stroke_dash.offset * scale; dash.n_dash = style->stroke_dash.n_dash; dash.dash = g_new (double, dash.n_dash); for (int i = 0; i < dash.n_dash; i++) { dash.dash[i] = style->stroke_dash.dash[i] * scale; } int nbD=dash.n_dash; float *dashs=(float*)malloc((nbD+1)*sizeof(float)); while ( dash.offset >= dlen ) dash.offset-=dlen; dashs[0]=dash.dash[0]; for (int i=1; iDashPolyline(0.0,0.0,dlen,nbD,dashs,true,dash.offset); free(dashs); g_free (dash.dash); } } ButtType butt=butt_straight; switch(shape->_stroke.cap) { case NRArenaShape::BUTT_CAP: butt = butt_straight; break; case NRArenaShape::ROUND_CAP: butt = butt_round; break; case NRArenaShape::SQUARE_CAP: butt = butt_square; break; } JoinType join=join_straight; switch(shape->_stroke.join) { case NRArenaShape::MITRE_JOIN: join = join_pointy; break; case NRArenaShape::ROUND_JOIN: join = join_round; break; case NRArenaShape::BEVEL_JOIN: join = join_straight; break; } if (NR_ARENA_ITEM(shape)->arena->rendermode == RENDERMODE_OUTLINE) { butt = butt_straight; join = join_straight; } thePath->Stroke(theShape, false, 0.5*width, join, butt, 0.5*width*shape->_stroke.mitre_limit); if (NR_ARENA_ITEM(shape)->arena->rendermode == RENDERMODE_OUTLINE) { // speeds it up, but uses evenodd for the stroke shape (which does not matter for 1-pixel wide outline) shape->cached_stroke->Copy(theShape); } else { shape->cached_stroke->ConvertToShape(theShape, fill_nonZero); } shape->cached_sctm=gc->transform; delete thePath; delete theShape; if ( shape->stroke_shp == NULL ) shape->stroke_shp=new Shape; shape->stroke_shp->Copy(shape->cached_stroke); } else { if ( shape->stroke_shp == NULL ) shape->stroke_shp=new Shape; shape->stroke_shp->Reset(shape->cached_stroke->numberOfPoints(), shape->cached_stroke->numberOfEdges()); for (int i = 0; i < shape->cached_stroke->numberOfPoints(); i++) shape->stroke_shp->AddPoint(shape->cached_stroke->getPoint(i).x * cached_to_new); if ( isometry == 1 ) { for (int i = 0; i < shape->cached_stroke->numberOfEdges(); i++) shape->stroke_shp->AddEdge(shape->cached_stroke->getEdge(i).st, shape->cached_stroke->getEdge(i).en); } else if ( isometry == -1 ) { for (int i = 0; i < shape->cached_stroke->numberOfEdges(); i++) shape->stroke_shp->AddEdge(shape->cached_stroke->getEdge(i).en, shape->cached_stroke->getEdge(i).st); } shape->stroke_shp->ForceToPolygon(); shape->stroke_shp->needPointsSorting(); shape->stroke_shp->needEdgesSorting(); } } } void nr_arena_shape_add_bboxes(NRArenaShape* shape, NRRect &bbox) { if ( shape->stroke_shp ) { shape->stroke_shp->CalcBBox(); shape->stroke_shp->leftX=floor(shape->stroke_shp->leftX); shape->stroke_shp->rightX=ceil(shape->stroke_shp->rightX); shape->stroke_shp->topY=floor(shape->stroke_shp->topY); shape->stroke_shp->bottomY=ceil(shape->stroke_shp->bottomY); if ( bbox.x0 >= bbox.x1 ) { if ( shape->stroke_shp->leftX < shape->stroke_shp->rightX ) { bbox.x0=shape->stroke_shp->leftX; bbox.x1=shape->stroke_shp->rightX; } } else { if ( shape->stroke_shp->leftX < bbox.x0 ) bbox.x0=shape->stroke_shp->leftX; if ( shape->stroke_shp->rightX > bbox.x1 ) bbox.x1=shape->stroke_shp->rightX; } if ( bbox.y0 >= bbox.y1 ) { if ( shape->stroke_shp->topY < shape->stroke_shp->bottomY ) { bbox.y0=shape->stroke_shp->topY; bbox.y1=shape->stroke_shp->bottomY; } } else { if ( shape->stroke_shp->topY < bbox.y0 ) bbox.y0=shape->stroke_shp->topY; if ( shape->stroke_shp->bottomY > bbox.y1 ) bbox.y1=shape->stroke_shp->bottomY; } } if ( shape->fill_shp ) { shape->fill_shp->CalcBBox(); shape->fill_shp->leftX=floor(shape->fill_shp->leftX); shape->fill_shp->rightX=ceil(shape->fill_shp->rightX); shape->fill_shp->topY=floor(shape->fill_shp->topY); shape->fill_shp->bottomY=ceil(shape->fill_shp->bottomY); if ( bbox.x0 >= bbox.x1 ) { if ( shape->fill_shp->leftX < shape->fill_shp->rightX ) { bbox.x0=shape->fill_shp->leftX; bbox.x1=shape->fill_shp->rightX; } } else { if ( shape->fill_shp->leftX < bbox.x0 ) bbox.x0=shape->fill_shp->leftX; if ( shape->fill_shp->rightX > bbox.x1 ) bbox.x1=shape->fill_shp->rightX; } if ( bbox.y0 >= bbox.y1 ) { if ( shape->fill_shp->topY < shape->fill_shp->bottomY ) { bbox.y0=shape->fill_shp->topY; bbox.y1=shape->fill_shp->bottomY; } } else { if ( shape->fill_shp->topY < bbox.y0 ) bbox.y0=shape->fill_shp->topY; if ( shape->fill_shp->bottomY > bbox.y1 ) bbox.y1=shape->fill_shp->bottomY; } } } static unsigned int nr_arena_shape_render (NRArenaItem *item, NRRectL *area, NRPixBlock *pb, unsigned int flags) { NRArenaShape *shape = NR_ARENA_SHAPE (item); if (!shape->curve) return item->state; if (!shape->style) return item->state; if ( shape->delayed_shp ) { if ( nr_rect_l_test_intersect (area, &item->bbox) ) { NRGC tempGC(NULL); tempGC.transform=shape->ctm; nr_arena_shape_update_stroke(shape,&tempGC); nr_arena_shape_update_fill(shape,&tempGC); /* NRRect bbox; bbox.x0 = bbox.y0 = bbox.x1 = bbox.y1 = 0.0; nr_arena_shape_add_bboxes(shape,bbox); item->bbox.x0 = (gint32)(bbox.x0 - 1.0F); item->bbox.y0 = (gint32)(bbox.y0 - 1.0F); item->bbox.x1 = (gint32)(bbox.x1 + 1.0F); item->bbox.y1 = (gint32)(bbox.y1 + 1.0F); shape->approx_bbox=item->bbox;*/ } } SPStyle const *style = shape->style; if ( shape->fill_shp && NR_ARENA_ITEM(shape)->arena->rendermode != RENDERMODE_OUTLINE) { NRPixBlock m; guint32 rgba; nr_pixblock_setup_fast (&m, NR_PIXBLOCK_MODE_A8, area->x0, area->y0, area->x1, area->y1, TRUE); nr_pixblock_render_shape_mask_or (m,shape->fill_shp); m.empty = FALSE; if (shape->_fill.paint.type() == NRArenaShape::Paint::NONE) { // do not render fill in any way } else if (shape->_fill.paint.type() == NRArenaShape::Paint::COLOR) { if ( item->render_opacity ) { rgba = sp_color_get_rgba32_falpha (&shape->_fill.paint.color(), shape->_fill.opacity * SP_SCALE24_TO_FLOAT (style->opacity.value)); } else { rgba = sp_color_get_rgba32_falpha (&shape->_fill.paint.color(), shape->_fill.opacity); } nr_blit_pixblock_mask_rgba32 (pb, &m, rgba); pb->empty = FALSE; } else if (shape->_fill.paint.type() == NRArenaShape::Paint::SERVER) { if (shape->fill_painter) { nr_arena_render_paintserver_fill (pb, area, shape->fill_painter, shape->_fill.opacity, &m); } } nr_pixblock_release (&m); } if ( shape->stroke_shp ) { NRPixBlock m; guint32 rgba; nr_pixblock_setup_fast (&m, NR_PIXBLOCK_MODE_A8, area->x0, area->y0, area->x1, area->y1, TRUE); nr_pixblock_render_shape_mask_or (m, shape->stroke_shp); m.empty = FALSE; if (shape->_stroke.paint.type() == NRArenaShape::Paint::COLOR || NR_ARENA_ITEM(shape)->arena->rendermode == RENDERMODE_OUTLINE) { if ( NR_ARENA_ITEM(shape)->arena->rendermode == RENDERMODE_OUTLINE) { rgba = NR_ARENA_ITEM(shape)->arena->outlinecolor; } else if ( item->render_opacity ) { rgba = sp_color_get_rgba32_falpha (&shape->_stroke.paint.color(), shape->_stroke.opacity * SP_SCALE24_TO_FLOAT (style->opacity.value)); } else { rgba = sp_color_get_rgba32_falpha (&shape->_stroke.paint.color(), shape->_stroke.opacity); } nr_blit_pixblock_mask_rgba32 (pb, &m, rgba); pb->empty = FALSE; } else if (shape->_stroke.paint.type() == NRArenaShape::Paint::SERVER) { if (shape->stroke_painter) { nr_arena_render_paintserver_fill (pb, area, shape->stroke_painter, shape->_stroke.opacity, &m); } } nr_pixblock_release (&m); } /* Just compose children into parent buffer */ for (NRArenaItem *child = shape->markers; child != NULL; child = child->next) { unsigned int ret; ret = nr_arena_item_invoke_render (child, area, pb, flags); if (ret & NR_ARENA_ITEM_STATE_INVALID) return ret; } return item->state; } static guint nr_arena_shape_clip (NRArenaItem *item, NRRectL *area, NRPixBlock *pb) { NRArenaShape *shape = NR_ARENA_SHAPE (item); if (!shape->curve) return item->state; if ( shape->delayed_shp ) { if ( nr_rect_l_test_intersect (area, &item->bbox) ) { NRGC tempGC(NULL); tempGC.transform=shape->ctm; nr_arena_shape_update_stroke(shape,&tempGC); nr_arena_shape_update_fill(shape,&tempGC); /* NRRect bbox; bbox.x0 = bbox.y0 = bbox.x1 = bbox.y1 = 0.0; nr_arena_shape_add_bboxes(shape,bbox); item->bbox.x0 = (gint32)(bbox.x0 - 1.0F); item->bbox.y0 = (gint32)(bbox.y0 - 1.0F); item->bbox.x1 = (gint32)(bbox.x1 + 1.0F); item->bbox.y1 = (gint32)(bbox.y1 + 1.0F); shape->approx_bbox=item->bbox;*/ } } if ( shape->fill_shp ) { NRPixBlock m; /* fixme: We can OR in one step (Lauris) */ nr_pixblock_setup_fast (&m, NR_PIXBLOCK_MODE_A8, area->x0, area->y0, area->x1, area->y1, TRUE); nr_pixblock_render_shape_mask_or (m,shape->fill_shp); for (int y = area->y0; y < area->y1; y++) { unsigned char *s, *d; s = NR_PIXBLOCK_PX (&m) + (y - area->y0) * m.rs; d = NR_PIXBLOCK_PX (pb) + (y - area->y0) * pb->rs; for (int x = area->x0; x < area->x1; x++) { *d = NR_A7_NORMALIZED(*s,*d); d ++; s ++; } } nr_pixblock_release (&m); pb->empty = FALSE; } return item->state; } static NRArenaItem * nr_arena_shape_pick (NRArenaItem *item, NR::Point p, double delta, unsigned int /*sticky*/) { NRArenaShape *shape = NR_ARENA_SHAPE (item); if (!shape->curve) return NULL; if (!shape->style) return NULL; if ( shape->delayed_shp ) { NRRectL area; area.x0=(int)floor(p[NR::X]); area.x1=(int)ceil(p[NR::X]); area.y0=(int)floor(p[NR::Y]); area.y1=(int)ceil(p[NR::Y]); int idelta = (int)ceil(delta) + 1; // njh: inset rect area.x0-=idelta; area.x1+=idelta; area.y0-=idelta; area.y1+=idelta; if ( nr_rect_l_test_intersect (&area, &item->bbox) ) { NRGC tempGC(NULL); tempGC.transform=shape->ctm; nr_arena_shape_update_stroke(shape,&tempGC); nr_arena_shape_update_fill(shape,&tempGC); /* NRRect bbox; bbox.x0 = bbox.y0 = bbox.x1 = bbox.y1 = 0.0; nr_arena_shape_add_bboxes(shape,bbox); item->bbox.x0 = (gint32)(bbox.x0 - 1.0F); item->bbox.y0 = (gint32)(bbox.y0 - 1.0F); item->bbox.x1 = (gint32)(bbox.x1 + 1.0F); item->bbox.y1 = (gint32)(bbox.y1 + 1.0F); shape->approx_bbox=item->bbox;*/ } } if (item->state & NR_ARENA_ITEM_STATE_RENDER) { if (shape->fill_shp && (shape->_fill.paint.type() != NRArenaShape::Paint::NONE)) { if (shape->fill_shp->PtWinding(p) > 0 ) return item; } if (shape->stroke_shp && (shape->_stroke.paint.type() != NRArenaShape::Paint::NONE)) { if (shape->stroke_shp->PtWinding(p) > 0 ) return item; } if (delta > 1e-3) { if (shape->fill_shp && (shape->_fill.paint.type() != NRArenaShape::Paint::NONE)) { if (distanceLessThanOrEqual(shape->fill_shp, p, delta)) return item; } if (shape->stroke_shp && (shape->_stroke.paint.type() != NRArenaShape::Paint::NONE)) { if (distanceLessThanOrEqual(shape->stroke_shp, p, delta)) return item; } } } else { NRBPath bp; bp.path = shape->curve->bpath; double dist = NR_HUGE; int wind = 0; nr_path_matrix_point_bbox_wind_distance(&bp, shape->ctm, p, NULL, &wind, &dist, NR_EPSILON); if (shape->_fill.paint.type() != NRArenaShape::Paint::NONE) { if (!shape->style->fill_rule.computed) { if (wind != 0) return item; } else { if (wind & 0x1) return item; } } if (shape->_stroke.paint.type() != NRArenaShape::Paint::NONE) { /* fixme: We do not take stroke width into account here (Lauris) */ if (dist < delta) return item; } } return NULL; } /** * * Requests a render of the shape, then if the shape is already a curve it * unrefs the old curve; if the new curve is valid it creates a copy of the * curve and adds it to the shape. Finally, it requests an update of the * arena for the shape. */ void nr_arena_shape_set_path(NRArenaShape *shape, SPCurve *curve,bool justTrans) { g_return_if_fail (shape != NULL); g_return_if_fail (NR_IS_ARENA_SHAPE (shape)); if ( justTrans == false ) { // dirty cached versions if ( shape->cached_fill ) { delete shape->cached_fill; shape->cached_fill=NULL; } if ( shape->cached_stroke ) { delete shape->cached_stroke; shape->cached_stroke=NULL; } } nr_arena_item_request_render (NR_ARENA_ITEM (shape)); if (shape->curve) { sp_curve_unref (shape->curve); shape->curve = NULL; } if (curve) { shape->curve = curve; sp_curve_ref (curve); } nr_arena_item_request_update (NR_ARENA_ITEM (shape), NR_ARENA_ITEM_STATE_ALL, FALSE); } void NRArenaShape::setFill(SPPaintServer *server) { _fill.paint.set(server); _invalidateCachedFill(); } void NRArenaShape::setFill(SPColor const &color) { _fill.paint.set(color); _invalidateCachedFill(); } void NRArenaShape::setFillOpacity(double opacity) { _fill.opacity = opacity; _invalidateCachedFill(); } void NRArenaShape::setFillRule(NRArenaShape::FillRule rule) { _fill.rule = rule; _invalidateCachedFill(); } void NRArenaShape::setStroke(SPPaintServer *server) { _stroke.paint.set(server); _invalidateCachedStroke(); } void NRArenaShape::setStroke(SPColor const &color) { _stroke.paint.set(color); _invalidateCachedStroke(); } void NRArenaShape::setStrokeOpacity(double opacity) { _stroke.opacity = opacity; _invalidateCachedStroke(); } void NRArenaShape::setStrokeWidth(double width) { _stroke.width = width; _invalidateCachedStroke(); } void NRArenaShape::setMitreLimit(double limit) { _stroke.mitre_limit = limit; _invalidateCachedStroke(); } void NRArenaShape::setLineCap(NRArenaShape::CapType cap) { _stroke.cap = cap; _invalidateCachedStroke(); } void NRArenaShape::setLineJoin(NRArenaShape::JoinType join) { _stroke.join = join; _invalidateCachedStroke(); } /** nr_arena_shape_set_style * * Unrefs any existing style and ref's to the given one, then requests an update of the arena */ void nr_arena_shape_set_style (NRArenaShape *shape, SPStyle *style) { g_return_if_fail (shape != NULL); g_return_if_fail (NR_IS_ARENA_SHAPE (shape)); if (style) sp_style_ref (style); if (shape->style) sp_style_unref (shape->style); shape->style = style; switch (style->fill.type) { case SP_PAINT_TYPE_NONE: { shape->setFill(NULL); break; } case SP_PAINT_TYPE_COLOR: { shape->setFill(style->fill.value.color); break; } case SP_PAINT_TYPE_PAINTSERVER: { shape->setFill(style->fill.value.paint.server); break; } default: { g_assert_not_reached(); } } shape->setFillOpacity(SP_SCALE24_TO_FLOAT(style->fill_opacity.value)); switch (style->fill_rule.computed) { case SP_WIND_RULE_EVENODD: { shape->setFillRule(NRArenaShape::EVEN_ODD); break; } case SP_WIND_RULE_NONZERO: { shape->setFillRule(NRArenaShape::NONZERO); break; } default: { g_assert_not_reached(); } } switch (style->stroke.type) { case SP_PAINT_TYPE_NONE: { shape->setStroke(NULL); break; } case SP_PAINT_TYPE_COLOR: { shape->setStroke(style->stroke.value.color); break; } case SP_PAINT_TYPE_PAINTSERVER: { shape->setStroke(style->stroke.value.paint.server); break; } default: { g_assert_not_reached(); } } shape->setStrokeWidth(style->stroke_width.computed); shape->setStrokeOpacity(SP_SCALE24_TO_FLOAT(style->stroke_opacity.value)); switch (style->stroke_linecap.computed) { case SP_STROKE_LINECAP_ROUND: { shape->setLineCap(NRArenaShape::ROUND_CAP); break; } case SP_STROKE_LINECAP_SQUARE: { shape->setLineCap(NRArenaShape::SQUARE_CAP); break; } case SP_STROKE_LINECAP_BUTT: { shape->setLineCap(NRArenaShape::BUTT_CAP); break; } default: { g_assert_not_reached(); } } switch (style->stroke_linejoin.computed) { case SP_STROKE_LINEJOIN_ROUND: { shape->setLineJoin(NRArenaShape::ROUND_JOIN); break; } case SP_STROKE_LINEJOIN_BEVEL: { shape->setLineJoin(NRArenaShape::BEVEL_JOIN); break; } case SP_STROKE_LINEJOIN_MITER: { shape->setLineJoin(NRArenaShape::MITRE_JOIN); break; } default: { g_assert_not_reached(); } } shape->setMitreLimit(style->stroke_miterlimit.value); nr_arena_item_request_update(shape, NR_ARENA_ITEM_STATE_ALL, FALSE); } void nr_arena_shape_set_paintbox (NRArenaShape *shape, const NRRect *pbox) { g_return_if_fail (shape != NULL); g_return_if_fail (NR_IS_ARENA_SHAPE (shape)); g_return_if_fail (pbox != NULL); if ((pbox->x0 < pbox->x1) && (pbox->y0 < pbox->y1)) { shape->paintbox = *pbox; } else { /* fixme: We kill warning, although not sure what to do here (Lauris) */ shape->paintbox.x0 = shape->paintbox.y0 = 0.0F; shape->paintbox.x1 = shape->paintbox.y1 = 256.0F; } nr_arena_item_request_update(shape, NR_ARENA_ITEM_STATE_ALL, FALSE); } void NRArenaShape::setPaintBox(NR::Rect const &pbox) { paintbox.x0 = pbox.min()[NR::X]; paintbox.y0 = pbox.min()[NR::Y]; paintbox.x1 = pbox.max()[NR::X]; paintbox.y1 = pbox.max()[NR::Y]; nr_arena_item_request_update(this, NR_ARENA_ITEM_STATE_ALL, FALSE); } static void shape_run_A8_OR (raster_info &dest,void */*data*/,int st,float vst,int en,float ven) { if ( st >= en ) return; if ( vst < 0 ) vst=0; if ( vst > 1 ) vst=1; if ( ven < 0 ) ven=0; if ( ven > 1 ) ven=1; float sv=vst; float dv=ven-vst; int len=en-st; unsigned char* d=(unsigned char*)dest.buffer; d+=(st-dest.startPix); if ( fabs(dv) < 0.001 ) { if ( vst > 0.999 ) { /* Simple copy */ while (len > 0) { d[0] = 255; d += 1; len -= 1; } } else { sv*=256; unsigned int c0_24=(int)sv; c0_24&=0xFF; while (len > 0) { unsigned int da; /* Draw */ da = NR_A7(c0_24,d[0]); d[0] = NR_PREMUL_SINGLE(da); d += 1; len -= 1; } } } else { if ( en <= st+1 ) { sv=0.5*(vst+ven); sv*=256; unsigned int c0_24=(int)sv; c0_24&=0xFF; unsigned int da; /* Draw */ da = NR_A7(c0_24,d[0]); d[0] = NR_PREMUL_SINGLE(da); } else { dv/=len; sv+=0.5*dv; // correction trapezoidale sv*=16777216; dv*=16777216; int c0_24 = static_cast(CLAMP(sv, 0, 16777216)); int s0_24 = static_cast(dv); while (len > 0) { unsigned int ca, da; /* Draw */ ca = c0_24 >> 16; if ( ca > 255 ) ca=255; da = NR_A7(ca,d[0]); d[0] = NR_PREMUL_SINGLE(da); d += 1; c0_24 += s0_24; c0_24 = CLAMP (c0_24, 0, 16777216); len -= 1; } } } } void nr_pixblock_render_shape_mask_or (NRPixBlock &m,Shape* theS) { theS->CalcBBox(); float l=theS->leftX,r=theS->rightX,t=theS->topY,b=theS->bottomY; int il,ir,it,ib; il=(int)floor(l); ir=(int)ceil(r); it=(int)floor(t); ib=(int)ceil(b); if ( il >= m.area.x1 || ir <= m.area.x0 || it >= m.area.y1 || ib <= m.area.y0 ) return; if ( il < m.area.x0 ) il=m.area.x0; if ( it < m.area.y0 ) it=m.area.y0; if ( ir > m.area.x1 ) ir=m.area.x1; if ( ib > m.area.y1 ) ib=m.area.y1; // version par FloatLigne int curPt; float curY; theS->BeginQuickRaster(curY, curPt); FloatLigne* theI=new FloatLigne(); IntLigne* theIL=new IntLigne(); theS->DirectQuickScan(curY,curPt,(float)(it),true,1.0); char* mdata=(char*)m.data.px; if ( m.size == NR_PIXBLOCK_SIZE_TINY ) mdata=(char*)m.data.p; uint32_t* ligStart=((uint32_t*)(mdata+((il-m.area.x0)+m.rs*(it-m.area.y0)))); for (int y=it;yReset(); theS->QuickScan(curY,curPt,((float)(y+1)),theI,1.0); theI->Flatten(); theIL->Copy(theI); raster_info dest; dest.startPix=il; dest.endPix=ir; dest.sth=il; dest.stv=y; dest.buffer=ligStart; theIL->Raster(dest,NULL,shape_run_A8_OR); ligStart=((uint32_t*)(((char*)ligStart)+m.rs)); } theS->EndQuickRaster(); delete theI; delete theIL; /* // version par BitLigne int curPt; float curY; theS->BeginRaster(curY,curPt,1.0); BitLigne* theI[4]; for (int i=0;i<4;i++) theI[i]=new BitLigne(il,ir); IntLigne* theIL=new IntLigne(); theS->Scan(curY,curPt,(float)(it),0.25); char* mdata=(char*)m.data.px; if ( m.size == NR_PIXBLOCK_SIZE_TINY ) mdata=(char*)m.data.p; uint32_t* ligStart=((uint32_t*)(mdata+((il-m.area.x0)+m.rs*(it-m.area.y0)))); for (int y=it;yReset(); if ( y&0x00000003 ) { theS->Scan(curY,curPt,((float)(y+0.25)),fill_oddEven,theI[0],false,0.25); theS->Scan(curY,curPt,((float)(y+0.5)),fill_oddEven,theI[1],false,0.25); theS->Scan(curY,curPt,((float)(y+0.75)),fill_oddEven,theI[2],false,0.25); theS->Scan(curY,curPt,((float)(y+1.0)),fill_oddEven,theI[3],false,0.25); } else { theS->Scan(curY,curPt,((float)(y+0.25)),fill_oddEven,theI[0],true,0.25); theS->Scan(curY,curPt,((float)(y+0.5)),fill_oddEven,theI[1],true,0.25); theS->Scan(curY,curPt,((float)(y+0.75)),fill_oddEven,theI[2],true,0.25); theS->Scan(curY,curPt,((float)(y+1.0)),fill_oddEven,theI[3],true,0.25); } theIL->Copy(4,theI); raster_info dest; dest.startPix=il; dest.endPix=ir; dest.sth=il; dest.stv=y; dest.buffer=ligStart; theIL->Raster(dest,NULL,shape_run_A8_OR); ligStart=((uint32_t*)(((char*)ligStart)+m.rs)); } theS->EndRaster(); for (int i=0;i<4;i++) delete theI[i]; delete theIL;*/ /* // version par BitLigne directe int curPt; float curY; theS->BeginQuickRaster(curY,curPt,1.0); BitLigne* theI[4]; for (int i=0;i<4;i++) theI[i]=new BitLigne(il,ir); IntLigne* theIL=new IntLigne(); theS->DirectQuickScan(curY,curPt,(float)(it),true,0.25); char* mdata=(char*)m.data.px; if ( m.size == NR_PIXBLOCK_SIZE_TINY ) mdata=(char*)m.data.p; uint32_t* ligStart=((uint32_t*)(mdata+((il-m.area.x0)+m.rs*(it-m.area.y0)))); for (int y=it;yReset(); if ( y&0x00000003 ) { theS->QuickScan(curY,curPt,((float)(y+0.25)),fill_oddEven,theI[0],false,0.25); theS->QuickScan(curY,curPt,((float)(y+0.5)),fill_oddEven,theI[1],false,0.25); theS->QuickScan(curY,curPt,((float)(y+0.75)),fill_oddEven,theI[2],false,0.25); theS->QuickScan(curY,curPt,((float)(y+1.0)),fill_oddEven,theI[3],false,0.25); } else { theS->QuickScan(curY,curPt,((float)(y+0.25)),fill_oddEven,theI[0],true,0.25); theS->QuickScan(curY,curPt,((float)(y+0.5)),fill_oddEven,theI[1],true,0.25); theS->QuickScan(curY,curPt,((float)(y+0.75)),fill_oddEven,theI[2],true,0.25); theS->QuickScan(curY,curPt,((float)(y+1.0)),fill_oddEven,theI[3],true,0.25); } theIL->Copy(4,theI); raster_info dest; dest.startPix=il; dest.endPix=ir; dest.sth=il; dest.stv=y; dest.buffer=ligStart; theIL->Raster(dest,NULL,shape_run_A8_OR); ligStart=((uint32_t*)(((char*)ligStart)+m.rs)); } theS->EndQuickRaster(); for (int i=0;i<4;i++) delete theI[i]; delete theIL;*/ } /* Local Variables: mode:c++ c-file-style:"stroustrup" c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) indent-tabs-mode:nil fill-column:99 End: */ // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :