322 lines
11 KiB
C++
322 lines
11 KiB
C++
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#include "toonz/rasterstrokegenerator.h"
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#include "trastercm.h"
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#include "toonz/rasterbrush.h"
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#include "trop.h"
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RasterStrokeGenerator::RasterStrokeGenerator(const TRasterCM32P &raster, Tasks task, ColorType colorType,
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int styleId, const TThickPoint &p, bool selective, int selectedStyle, bool keepAntialias)
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: m_raster(raster), m_boxOfRaster(TRect(raster->getSize())), m_styleId(styleId), m_selective(selective), m_task(task), m_colorType(colorType), m_eraseStyle(4095), m_selectedStyle(selectedStyle), m_keepAntiAlias(keepAntialias), m_doAnArc(false)
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{
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TThickPoint pp = p;
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m_points.push_back(pp);
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if (task == ERASE)
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m_styleId = m_eraseStyle;
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}
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//-----------------------------------------------------------
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RasterStrokeGenerator::~RasterStrokeGenerator()
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{
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}
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//-----------------------------------------------------------
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bool RasterStrokeGenerator::add(const TThickPoint &p)
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{
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TThickPoint pp = p;
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TThickPoint mid((m_points.back() + pp) * 0.5, (p.thick + m_points.back().thick) * 0.5);
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m_points.push_back(mid);
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m_points.push_back(pp);
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return true;
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}
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//-----------------------------------------------------------
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//Disegna il tratto interamente
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void RasterStrokeGenerator::generateStroke(bool isPencil) const
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{
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vector<TThickPoint> points(m_points);
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int size = points.size();
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//Prende un buffer trasparente di appoggio
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TRect box = getBBox(points);
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TPoint newOrigin = box.getP00();
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TRasterCM32P rasBuffer(box.getSize());
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rasBuffer->clear();
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//Trasla i punti secondo il nuovo sitema di riferimento
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translatePoints(points, newOrigin);
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vector<TThickPoint> partialPoints;
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if (size == 1) {
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rasterBrush(rasBuffer, points, m_styleId, !isPencil);
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placeOver(m_raster, rasBuffer, newOrigin);
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} else if (size <= 3) {
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vector<TThickPoint> partialPoints;
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partialPoints.push_back(points[0]);
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partialPoints.push_back(points[1]);
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rasterBrush(rasBuffer, partialPoints, m_styleId, !isPencil);
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placeOver(m_raster, rasBuffer, newOrigin);
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} else if (size % 2 == 1) /*-- 奇数の場合 --*/
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{
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int strokeCount = (size - 1) / 2 - 1;
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vector<TThickPoint> partialPoints;
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partialPoints.push_back(points[0]);
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partialPoints.push_back(points[1]);
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rasterBrush(rasBuffer, partialPoints, m_styleId, !isPencil);
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placeOver(m_raster, rasBuffer, newOrigin);
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for (int i = 0; i < strokeCount; i++) {
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partialPoints.clear();
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rasBuffer->clear();
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partialPoints.push_back(points[i * 2 + 1]);
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partialPoints.push_back(points[i * 2 + 2]);
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partialPoints.push_back(points[i * 2 + 3]);
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if (i == strokeCount - 1)
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partialPoints.push_back(points[i * 2 + 4]);
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rasterBrush(rasBuffer, partialPoints, m_styleId, !isPencil);
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placeOver(m_raster, rasBuffer, newOrigin);
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}
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} else {
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vector<TThickPoint> partialPoints;
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partialPoints.push_back(points[0]);
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partialPoints.push_back(points[1]);
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rasterBrush(rasBuffer, partialPoints, m_styleId, !isPencil);
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placeOver(m_raster, rasBuffer, newOrigin);
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if (size > 2) {
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partialPoints.clear();
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vector<TThickPoint>::iterator it = points.begin();
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it++;
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partialPoints.insert(partialPoints.begin(), it, points.end());
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rasterBrush(rasBuffer, partialPoints, m_styleId, !isPencil);
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placeOver(m_raster, rasBuffer, newOrigin);
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}
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}
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}
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//-----------------------------------------------------------
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TRect RasterStrokeGenerator::generateLastPieceOfStroke(bool isPencil, bool closeStroke)
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{
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vector<TThickPoint> points;
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int size = m_points.size();
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if (size == 3) {
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points.push_back(m_points[0]);
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points.push_back(m_points[1]);
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} else if (size == 1)
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points.push_back(m_points[0]);
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else {
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points.push_back(m_points[size - 4]);
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points.push_back(m_points[size - 3]);
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points.push_back(m_points[size - 2]);
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if (closeStroke)
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points.push_back(m_points[size - 1]);
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}
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TRect box = getBBox(points);
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TPoint newOrigin = box.getP00();
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TRasterCM32P rasBuffer(box.getSize());
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rasBuffer->clear();
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//Trasla i punti secondo il nuovo sitema di riferimento
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translatePoints(points, newOrigin);
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rasterBrush(rasBuffer, points, m_styleId, !isPencil);
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placeOver(m_raster, rasBuffer, newOrigin);
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return box;
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}
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//-----------------------------------------------------------
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//Ritorna il rettangolo contenente i dischi generati con centri in "points" e diametro "points.thick" +3 pixel a bordo
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TRect RasterStrokeGenerator::getBBox(const vector<TThickPoint> &points) const
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{
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double x0 = (std::numeric_limits<double>::max)(), y0 = (std::numeric_limits<double>::max)(),
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x1 = -(std::numeric_limits<double>::max)(), y1 = -(std::numeric_limits<double>::max)();
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for (int i = 0; i < (int)points.size(); i++) {
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double radius = points[i].thick * 0.5;
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if (points[i].x - radius < x0)
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x0 = points[i].x - radius;
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if (points[i].x + radius > x1)
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x1 = points[i].x + radius;
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if (points[i].y - radius < y0)
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y0 = points[i].y - radius;
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if (points[i].y + radius > y1)
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y1 = points[i].y + radius;
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}
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return TRect(TPoint((int)floor(x0 - 3), (int)floor(y0 - 3)), TPoint((int)ceil(x1 + 3), (int)ceil(y1 + 3)));
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}
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//-----------------------------------------------------------
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//Ricalcola i punti in un nuovo sistema di riferimento
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void RasterStrokeGenerator::translatePoints(vector<TThickPoint> &points, const TPoint &newOrigin) const
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{
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TPointD p(newOrigin.x, newOrigin.y);
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for (int i = 0; i < (int)points.size(); i++)
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points[i] -= p;
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}
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//-----------------------------------------------------------
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//Effettua la over.
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void RasterStrokeGenerator::placeOver(const TRasterCM32P &out, const TRasterCM32P &in, const TPoint &p) const
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{
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TRect inBox = in->getBounds() + p;
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TRect outBox = out->getBounds();
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TRect box = inBox * outBox;
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if (box.isEmpty())
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return;
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TRasterCM32P rOut = out->extract(box);
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TRect box2 = box - p;
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TRasterCM32P rIn = in->extract(box2);
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for (int y = 0; y < rOut->getLy(); y++) {
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/*-- Finger Toolの境界条件 --*/
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if (m_task == FINGER && (y == 0 || y == rOut->getLy() - 1))
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continue;
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TPixelCM32 *inPix = rIn->pixels(y);
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TPixelCM32 *outPix = rOut->pixels(y);
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TPixelCM32 *outEnd = outPix + rOut->getLx();
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for (; outPix < outEnd; ++inPix, ++outPix) {
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if (m_task == BRUSH) {
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int inTone = inPix->getTone();
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int outTone = outPix->getTone();
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if (inPix->isPureInk() && !m_selective) {
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*outPix = TPixelCM32(inPix->getInk(), outPix->getPaint(), inTone);
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continue;
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}
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if (outPix->isPureInk() && m_selective) {
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*outPix = TPixelCM32(outPix->getInk(), outPix->getPaint(), outTone);
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continue;
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}
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if (inTone <= outTone) {
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*outPix = TPixelCM32(inPix->getInk(), outPix->getPaint(), inTone);
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}
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}
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if (m_task == ERASE) {
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if (m_colorType == INK) {
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if (!m_keepAntiAlias) {
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if (inPix->getTone() == 0 && (!m_selective || (m_selective && outPix->getInk() == m_selectedStyle))) {
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outPix->setTone(255);
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}
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} else if (inPix->getTone() < 255 && (!m_selective || (m_selective && outPix->getInk() == m_selectedStyle))) {
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outPix->setTone(tmax(outPix->getTone(), 255 - inPix->getTone()));
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}
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}
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if (m_colorType == PAINT) {
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if (inPix->getTone() == 0 && (!m_selective || (m_selective && outPix->getPaint() == m_selectedStyle)))
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outPix->setPaint(0);
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}
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if (m_colorType == INKNPAINT) {
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if (inPix->getTone() < 255 && (!m_selective || (m_selective && outPix->getPaint() == m_selectedStyle)))
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outPix->setPaint(0);
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if (!m_keepAntiAlias) {
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if (inPix->getTone() == 0 && (!m_selective || (m_selective && outPix->getInk() == m_selectedStyle))) {
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outPix->setTone(255);
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}
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} else if (inPix->getTone() < 255 && (!m_selective || (m_selective && outPix->getInk() == m_selectedStyle))) {
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outPix->setTone(tmax(outPix->getTone(), 255 - inPix->getTone()));
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}
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}
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} else if (m_task == PAINTBRUSH) {
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if (!inPix->isPureInk())
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continue;
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bool changePaint = !m_selective || (m_selective && outPix->getPaint() == 0);
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if (m_colorType == INK)
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*outPix = TPixelCM32(inPix->getInk(), outPix->getPaint(), outPix->getTone());
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if (m_colorType == PAINT)
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if (changePaint)
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*outPix = TPixelCM32(outPix->getInk(), inPix->getInk(), outPix->getTone());
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if (m_colorType == INKNPAINT)
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*outPix = TPixelCM32(inPix->getInk(), changePaint ? inPix->getInk() : outPix->getPaint(), outPix->getTone());
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}
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/*-- Finger tool --*/
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else if (m_task == FINGER) {
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/*-- 境界条件 --*/
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if (outPix == rOut->pixels(y) || outPix == outEnd - 1)
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continue;
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int inkId = inPix->getInk();
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if (inkId == 0)
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continue;
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TPixelCM32 *neighbourPixels[4];
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neighbourPixels[0] = outPix - 1; /* 左 */
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neighbourPixels[1] = outPix + 1; /* 右 */
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neighbourPixels[2] = outPix - rOut->getWrap(); /* 上 */
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neighbourPixels[3] = outPix + rOut->getWrap(); /* 下 */
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int count = 0;
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int tone = outPix->getTone();
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/*--- Invertがオフのとき：穴を埋める操作 ---*/
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if (!m_selective) {
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/*-- 4近傍のピクセルについて --*/
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int minTone = tone;
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for (int p = 0; p < 4; p++) {
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/*-- 自分Pixelより線が濃い（Toneが低い）ものを集計する --*/
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if (neighbourPixels[p]->getTone() < tone) {
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count++;
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if (neighbourPixels[p]->getTone() < minTone)
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minTone = neighbourPixels[p]->getTone();
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}
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}
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/*--- 周りの３つ以上のピクセルが濃ければ、最小Toneと置き換える ---*/
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if (count <= 2)
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continue;
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*outPix = TPixelCM32(inkId, outPix->getPaint(), minTone);
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}
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/*--- InvertがONのとき：出っ張りを削る操作 ---*/
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else {
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if (outPix->isPurePaint() || outPix->getInk() != inkId)
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continue;
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/*-- 4近傍のピクセルについて --*/
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int maxTone = tone;
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for (int p = 0; p < 4; p++) {
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/*-- Ink＃がCurrentでない、または、自分Pixelより線が薄い（Toneが高い）ものを集計する --*/
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if (neighbourPixels[p]->getInk() != inkId) {
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count++;
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maxTone = 255;
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} else if (neighbourPixels[p]->getTone() > tone) {
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count++;
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if (neighbourPixels[p]->getTone() > maxTone)
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maxTone = neighbourPixels[p]->getTone();
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}
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}
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/*--- 周りの３つ以上のピクセルが薄ければ、最大Toneと置き換える ---*/
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if (count <= 2)
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continue;
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*outPix = TPixelCM32((maxTone == 255) ? 0 : inkId, outPix->getPaint(), maxTone);
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}
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}
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}
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}
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}
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//-----------------------------------------------------------
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TRect RasterStrokeGenerator::getLastRect() const
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{
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vector<TThickPoint> points;
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int size = m_points.size();
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if (size == 3) {
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points.push_back(m_points[0]);
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points.push_back(m_points[1]);
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} else if (size == 1)
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points.push_back(m_points[0]);
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else {
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points.push_back(m_points[size - 4]);
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points.push_back(m_points[size - 3]);
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points.push_back(m_points[size - 2]);
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points.push_back(m_points[size - 1]);
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}
|
|||
|
|
return getBBox(points);
|
|||
|
|
}
|