C++ (Cpp) BoxClipper示例

示例#1

文件： memcpy1.C 项目： IntegerCompany/linaro-android-gcc

uint8
csBoxClipper::Clip (csVector2 * InPolygon, size_t InCount,
                    csVector2 * OutPolygon, size_t & OutCount)
{
  BoxTestAll b;
  StatusOutputNone n;
  CS::BoxClipper < BoxTestAll, StatusOutputNone > boxClip (b, n, region,
                                                           InPolygon, InCount,
                                                           OutPolygon);
  uint8 Clipped = boxClip.Clip ();
}

示例#2

文件： polyclip.cpp 项目： crystalspace/CS

uint8 csBoxClipper::Clip (
  csVector2 *InPolygon,
  size_t InCount,
  csVector2 *OutPolygon,
  size_t &OutCount,
  csVertexStatus *OutStatus)
{
  csVertexStatus TempStatus [MAX_OUTPUT_VERTICES];

  BoxTestAll b;
  StatusOutputDefault d(TempStatus, InCount, OutStatus);
  CS::BoxClipper<BoxTestAll, StatusOutputDefault> boxClip
    (b, d, region, InPolygon, InCount, OutPolygon);

  uint8 Clipped = boxClip.Clip();
  OutCount = boxClip.GetOutputCount();
  return Clipped;
}

示例#3

文件： polyclip.cpp 项目： crystalspace/CS

uint8 csBoxClipper::Clip (
  csVector2 *InPolygon,
  size_t InCount,
  csVector2 *OutPolygon,
  size_t &OutCount,
  csBox2 &BoundingBox)
{
  if (!region.Overlap (BoundingBox)) return CS_CLIP_OUTSIDE;

  CS::BoxClipper<BoxTestBbox, StatusOutputNone> boxClip
    (BoxTestBbox (BoundingBox, region), StatusOutputNone(), region,
    InPolygon, InCount, OutPolygon);

  uint8 Clipped = boxClip.Clip();
  OutCount = boxClip.GetOutputCount();

  BoundingBox.StartBoundingBox (OutPolygon[0]);
  size_t i;
  for (i = 1; i < OutCount; i++)
    BoundingBox.AddBoundingVertexSmart (OutPolygon[i]);
  return Clipped;
}