C++ (Cpp) TRY_PIXEL Exemples

Exemple #1

Fichier : kis_outline_generator.cpp Projet : ChrisJong/krita

void KisOutlineGenerator::nextOutlineEdge(StorageStrategy &storage, EdgeType *edge, qint32 *row, qint32 *col, qint32 width, qint32 height)
{
    int original_row = *row;
    int original_col = *col;

    switch (*edge) {
    case RightEdge:
        TRY_PIXEL(-1, 0, RightEdge);
        TRY_PIXEL(-1, 1, BottomEdge);
        break;

    case TopEdge:
        TRY_PIXEL(0, -1, TopEdge);
        TRY_PIXEL(-1, -1, RightEdge);
        break;

    case LeftEdge:
        TRY_PIXEL(1, 0, LeftEdge);
        TRY_PIXEL(1, -1, TopEdge);
        break;

    case BottomEdge:
        TRY_PIXEL(0, 1, BottomEdge);
        TRY_PIXEL(1, 1, LeftEdge);
        break;

    default:
        break;

    }

    if (*row == original_row && *col == original_col)
        *edge = nextEdge(*edge);
}

Exemple #2

void KisPixelSelection::nextOutlineEdge(EdgeType *edge, qint32 *row, qint32 *col, quint8* buffer, qint32 width, qint32 height)
{
    int original_row = *row;
    int original_col = *col;

    switch (*edge) {
    case RightEdge:
        TRY_PIXEL(-1, 0, RightEdge);
        TRY_PIXEL(-1, 1, BottomEdge);
        break;

    case TopEdge:
        TRY_PIXEL(0, -1, TopEdge);
        TRY_PIXEL(-1, -1, RightEdge);
        break;

    case LeftEdge:
        TRY_PIXEL(1, 0, LeftEdge);
        TRY_PIXEL(1, -1, TopEdge);
        break;

    case BottomEdge:
        TRY_PIXEL(0, 1, BottomEdge);
        TRY_PIXEL(1, 1, LeftEdge);
        break;

    default:
        break;

    }

    if (*row == original_row && *col == original_col)
        *edge = nextEdge(*edge);
}