/// <summary>
/// 除遮罩之外都填充
/// </summary>
/// <param name="_vh">顶点Helper</param>
/// <param name="_masks">绘制组</param>
protected virtual void OnFillExceptMask(VertexHelper _vh, List <AbsUIGuideGraphic> _masks)
{
#region 屏幕矩形
GraphicRect2D sceneRect = new GraphicRect2D(-1, this);
#endregion
#region 遮罩矩形
List <GraphicRect2D> maskRect = new List <GraphicRect2D>();
GraphicRect2D rect;
for (int i = 0; i < _masks.Count; i++)
{
rect = new GraphicRect2D(i, _masks[i].graphic);
maskRect.Add(rect);
}
//求两矩形填充点和矩形在屏幕上的填充点
List <Vector3> useVertexs = new List <Vector3>();
List <Vector3> tempVertexs = new List <Vector3>();
List <Vector3> validateVertexs = new List <Vector3>();
if (maskRect.Count <= 1)
{
tempVertexs = maskRect[0].IntersectionFill(sceneRect);
if (tempVertexs.Count > 0)
{
validateVertexs.AddRange(tempVertexs);
}
}
else
{
foreach (GraphicRect2D a in maskRect)
{
foreach (GraphicRect2D b in maskRect)
{
tempVertexs = a.IntersectionFill(b);
if (tempVertexs.Count > 0)
{
validateVertexs.AddRange(tempVertexs);
}
}
}
}
#endregion
validateVertexs.InsertRange(0, sceneRect.corners);
#region 清理重复的点
List <int> hasPoint = new List <int>();
int pk = 0;
Vector3 tp = Vector3.zero;
foreach (Vector3 cv in validateVertexs)
{
//顶点不超过屏幕
tp.x = cv.x;
tp.x = Mathf.Max(tp.x, sceneRect.rect.xMin);
tp.x = Mathf.Min(tp.x, sceneRect.rect.xMax);
tp.y = cv.y;
tp.y = Mathf.Max(tp.y, sceneRect.rect.yMin);
tp.y = Mathf.Min(tp.y, sceneRect.rect.yMax);
//过滤重复点
pk = (tp.x.ToString() + tp.y.ToString()).UniqueHashCode();
if (!hasPoint.Contains(pk))
{
hasPoint.Add(pk);
useVertexs.Add(tp);
}
}
#endregion
mDelaunayResult = Polygon2DUtility.BuilderDelaunay2D(useVertexs, new List <int>()
{
0, 1, 2, 3
});
#region 绘制三角面
_vh.Clear();
Vector4 uv = (sprite != null) ? UnityEngine.Sprites.DataUtility.GetOuterUV(sprite) : Vector4.zero;
UIVertex[] vertexs = new UIVertex[mDelaunayResult.vertexs.Count];
List <int> vertexIndexs = new List <int>();
foreach (PolygonPoint2D p in mDelaunayResult.vertexs)
{
vertexs[p.index] = new UIVertex()
{
position = p.position, color = color, uv0 = Rect.PointToNormalized(sceneRect.rect, p.position)
};
}
bool isInAnyRect = false;
foreach (PolygonTriangle2D tri in mDelaunayResult.delaunayTriangle)
{
foreach (GraphicRect2D r in maskRect)
{
isInAnyRect =
Geometry2DUtility.IsPointInRect(tri.vertexs[0].position, r.rect) &&
Geometry2DUtility.IsPointInRect(tri.vertexs[1].position, r.rect) &&
Geometry2DUtility.IsPointInRect(tri.vertexs[2].position, r.rect);
if (isInAnyRect)
{
break;
}
}
if (!isInAnyRect)
{
vertexIndexs.Add(tri.vertexs[0].index);
vertexIndexs.Add(tri.vertexs[1].index);
vertexIndexs.Add(tri.vertexs[2].index);
}
}
_vh.AddUIVertexStream(new List <UIVertex>(vertexs), vertexIndexs);
#endregion
}
/// <summary>
/// 除遮罩之外都填充
/// </summary>
/// <param name="_sceneRect">屏幕矩形</param>
/// <param name="_masks">绘制组</param>
protected virtual void OnFillExceptMask(Rect _sceneRect, List <AbsUIGuideGraphic> _masks)
{
Sprite sprite = null;
Image image = null;
Vector4 spriteUVRatio = Vector4.zero;
Vector4 spriteUV = Vector4.zero;
Vector4 spriteUVClip = Vector4.zero;
Vector4 spriteBorder = Vector4.zero;
Vector4 rectUV = Vector4.zero;
Vector4 sceneGraphicWh = Vector4.zero;
Vector4 graphicRectSlicedBorder = Vector4.zero;
Vector4 graphicUvSlicedBorderRatio = Vector4.zero;
Vector2 rectMin = Vector2.zero;
Vector2 rectMax = Vector2.zero;
bool isGraphicSliced = false;
sceneGraphicWh.x = _sceneRect.size.x;
sceneGraphicWh.y = _sceneRect.size.y;
Rect maskRect = new Rect();
for (int i = 0; i < _masks.Count; i++)
{
spriteUV = uvDefault;
spriteUVClip = uvDefault;
spriteBorder = Vector4.zero;
isGraphicSliced = false;
maskRect = _masks[i].graphic.GraphicLocalRectForVertexHelper();
sceneGraphicWh.z = maskRect.size.x;
sceneGraphicWh.w = maskRect.size.y;
rectMin = Rect.PointToNormalized(_sceneRect, maskRect.min);
rectMax = Rect.PointToNormalized(_sceneRect, maskRect.max);
rectUV.Set(rectMin.x, rectMin.y, rectMax.x, rectMax.y);
if (!Geometry2DUtility.IsPointInRect(maskRect.min, _sceneRect))
{
if (rectMin.x == 0)
{
spriteUVClip.x = Mathf.InverseLerp(maskRect.min.x, maskRect.max.x, _sceneRect.min.x);
}
if (rectMin.y == 0)
{
spriteUVClip.y = Mathf.InverseLerp(maskRect.min.y, maskRect.max.y, _sceneRect.min.y);
}
}
if (_masks[i].graphic is Image)
{
image = (Image)_masks[i].graphic;
sprite = image.overrideSprite;
if (sprite != null)
{
spriteUV = UnityEngine.Sprites.DataUtility.GetOuterUV(sprite);
Texture2D texSrc = sprite.texture;
spriteUVRatio.x = sprite.rect.x / texSrc.width;
spriteUVRatio.y = sprite.rect.y / texSrc.height;
spriteUVRatio.z = sprite.rect.width / texSrc.width;
spriteUVRatio.w = sprite.rect.height / texSrc.height;
graphicRectSlicedBorder.x = sprite.border.x / _masks[i].graphic.GetPixelAdjustedRect().width * 0.5f;
graphicRectSlicedBorder.y = sprite.border.y / _masks[i].graphic.GetPixelAdjustedRect().height * 0.5f;
graphicRectSlicedBorder.z = sprite.border.z / _masks[i].graphic.GetPixelAdjustedRect().width * 0.5f;
graphicRectSlicedBorder.w = sprite.border.w / _masks[i].graphic.GetPixelAdjustedRect().height * 0.5f;
graphicRectSlicedBorder.z = 1 - graphicRectSlicedBorder.z;
graphicRectSlicedBorder.w = 1 - graphicRectSlicedBorder.w;
graphicUvSlicedBorderRatio.x = sprite.border.x / sprite.textureRect.width;
graphicUvSlicedBorderRatio.y = sprite.border.y / sprite.textureRect.height;
graphicUvSlicedBorderRatio.z = sprite.border.z / sprite.textureRect.width;
graphicUvSlicedBorderRatio.w = sprite.border.w / sprite.textureRect.height;
}
switch (image.type)
{
case Image.Type.Sliced:
case Image.Type.Tiled:
isGraphicSliced = true;
break;
}
}
material.SetTexture("_GraphicTex" + i, _masks[i].graphic.mainTexture);
material.SetVector("_GraphicUvSlicedBorderRatio" + i, graphicUvSlicedBorderRatio);
material.SetVector("_SceneGraphicWh" + i, sceneGraphicWh);
material.SetVector("_GraphicUvRatio" + i, spriteUVRatio);
material.SetVector("_GraphicUvMinMax" + i, spriteUV);
material.SetVector("_GraphicUvMinMaxClip" + i, spriteUVClip);
material.SetVector("_GraphicUvMaskForScene" + i, rectUV);
material.SetInt("_isGraphicSliced" + i, isGraphicSliced ? 1 : 0);
material.SetVector("_GraphicRectSlicedBorder" + i, graphicRectSlicedBorder);
}
}
