void Triangle(Tesselate_Tests.Vertex Vertex1, Tesselate_Tests.Vertex Vertex2, Tesselate_Tests.Vertex Vertex3,
RendererBase renderer)
{
PathStorage triangle = new PathStorage();
triangle.move_to(Vertex1.m_X * m_Scale + m_XOffset, Vertex1.m_Y * m_Scale + m_YOffset);
triangle.line_to(Vertex2.m_X * m_Scale + m_XOffset, Vertex2.m_Y * m_Scale + m_YOffset);
triangle.line_to(Vertex3.m_X * m_Scale + m_XOffset, Vertex3.m_Y * m_Scale + m_YOffset);
renderer.Render(triangle, m_TriangleColor.GetAsRGBA_Bytes());
}
void Line(Tesselate_Tests.Vertex Vertex1, Tesselate_Tests.Vertex Vertex2, double lineWidth, RendererBase renderer, bool ArrowTip)
{
PathStorage line = new PathStorage();
line.move_to(Vertex1.m_X * m_Scale + m_XOffset, Vertex1.m_Y * m_Scale + m_YOffset);
line.line_to(Vertex2.m_X * m_Scale + m_XOffset, Vertex2.m_Y * m_Scale + m_YOffset);
// Drawing as an outline
conv_stroke wideLine = new conv_stroke(line);
wideLine.width(lineWidth);
renderer.Render(wideLine, m_LineColor.GetAsRGBA_Bytes());
if (ArrowTip)
{
Ellipse Dot = new Ellipse(
(Vertex2.m_X * m_Scale * 9 + Vertex1.m_X * m_Scale) / 10 + m_XOffset,
(Vertex2.m_Y * m_Scale * 9 + Vertex1.m_Y * m_Scale) / 10 + m_YOffset, 3, 3);
GetRenderer().Render(Dot, m_LineColor.GetAsRGBA_Bytes());
}
}
public override void OnDraw()
{
GetRenderer().Clear(new RGBA_Doubles(1, 1, 1));
Tesselator tesselator = new Tesselator();
tesselator.callBegin += new Tesselator.CallBeginDelegate(BeginCallBack);
tesselator.callEnd += new Tesselator.CallEndDelegate(EndCallBack);
tesselator.callVertex += new Tesselator.CallVertexDelegate(VertexCallBack);
tesselator.callCombine += new Tesselator.CallCombineDelegate(CombineCallBack);
switch (m_WindingRule.cur_item())
{
case 0:
tesselator.windingRule = Tesselator.WindingRuleType.Odd;
break;
case 1:
tesselator.windingRule = Tesselator.WindingRuleType.NonZero;
break;
case 2:
tesselator.windingRule = Tesselator.WindingRuleType.Positive;
break;
case 3:
tesselator.windingRule = Tesselator.WindingRuleType.Negative;
break;
case 4:
tesselator.windingRule = Tesselator.WindingRuleType.ABS_GEQ_Two;
break;
}
if (m_EdgeFlag.status())
{
tesselator.callEdgeFlag += new Tesselator.CallEdgeFlagDelegate(EdgeFlagCallBack);
}
if (m_BoundryOnly.status()) // edgesOnly
{
tesselator.BoundaryOnly = true;
}
m_TesselateTest.ParseStreamForTesselator(tesselator, m_WhichShape.cur_item());
// now render the outline
{
string[] instructionStream = Tesselate_Tests.m_InsructionStream[m_WhichShape.cur_item()];
bool gotFirst = false;
Tesselate_Tests.Vertex firstInContour = new Tesselate_Tests.Vertex(0, 0);
bool havePrev = false;
Tesselate_Tests.Vertex prevVertex = new Tesselate_Tests.Vertex(0, 0);
PathStorage line = new PathStorage();
conv_stroke wideLine;
AGG.VertexSource.Ellipse Dot;
for (int curInstruction = 0; curInstruction < instructionStream.Length; curInstruction++)
{
switch (instructionStream[curInstruction])
{
case "BC":
break;
case "EC":
gotFirst = false;
havePrev = false;
line.remove_all();
line.move_to(prevVertex.m_X + 30, prevVertex.m_Y + 100);
line.line_to(firstInContour.m_X + 30, firstInContour.m_Y + 100);
// Drawing as an outline
wideLine = new conv_stroke(line);
wideLine.width(1);
GetRenderer().Render(wideLine, new RGBA_Bytes(0, 0, 0));
Dot = new Ellipse(
(firstInContour.m_X * 9 + prevVertex.m_X) / 10 + 30,
(firstInContour.m_Y * 9 + prevVertex.m_Y) / 10 + 100, 3, 3);
GetRenderer().Render(Dot, new RGBA_Bytes(0, 0, 0));
break;
case "V":
double x = Convert.ToDouble(instructionStream[curInstruction + 1]);
double y = Convert.ToDouble(instructionStream[curInstruction + 2]);
curInstruction += 2;
if (!gotFirst)
{
gotFirst = true;
firstInContour = new Tesselate_Tests.Vertex(x, y);
}
if (!havePrev)
{
prevVertex = new Tesselate_Tests.Vertex(x, y);
havePrev = true;
}
else
{
line.remove_all();
line.move_to(prevVertex.m_X + 30, prevVertex.m_Y + 100);
line.line_to(x + 30, y + 100);
// Drawing as an outline
wideLine = new conv_stroke(line);
wideLine.width(1);
GetRenderer().Render(wideLine, new RGBA_Bytes(0, 0, 0));
line.remove_all();
Dot = new Ellipse(
(x * 9 + prevVertex.m_X) / 10 + 30,
(y * 9 + prevVertex.m_Y) / 10 + 100, 3, 3);
GetRenderer().Render(Dot, new RGBA_Bytes(0, 0, 0));
prevVertex = new Tesselate_Tests.Vertex(x, y);
}
break;
}
}
}
base.OnDraw();
}
public void VertexCallBack(int index)
{
switch (m_TriangleListType)
{
case Tesselator.TriangleListType.Triangles:
m_VertexIndexList.Add(index);
m_LineWidthList.Add(m_LineWidth);
if (m_VertexIndexList.Count == 3)
{
Triangle(m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_TesselateTest.m_VertexList[m_VertexIndexList[1]],
m_TesselateTest.m_VertexList[m_VertexIndexList[2]],
GetRenderer());
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_TesselateTest.m_VertexList[m_VertexIndexList[1]],
m_LineWidthList[0], GetRenderer(), false);
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[1]],
m_TesselateTest.m_VertexList[m_VertexIndexList[2]],
m_LineWidthList[1], GetRenderer(), false);
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[2]],
m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_LineWidthList[2], GetRenderer(), false);
m_VertexIndexList.Clear();
m_LineWidthList.Clear();
}
break;
case Tesselator.TriangleListType.TriangleFan:
if (m_VertexIndexList.Count > 1)
{
Triangle(m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_TesselateTest.m_VertexList[m_VertexIndexList[1]],
m_TesselateTest.m_VertexList[index],
GetRenderer());
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_TesselateTest.m_VertexList[index],
.5, GetRenderer(), false);
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[1]],
m_TesselateTest.m_VertexList[index],
.5, GetRenderer(), false);
AGG.VertexSource.Ellipse Dot = new Ellipse(
m_TesselateTest.m_VertexList[m_VertexIndexList[0]].m_X * m_Scale + m_XOffset,
m_TesselateTest.m_VertexList[m_VertexIndexList[0]].m_Y * m_Scale + m_YOffset, 5, 5);
GetRenderer().Render(Dot, m_TriangleColor.GetAsRGBA_Bytes());
Tesselate_Tests.Vertex polyCenter = new Tesselate_Tests.Vertex(
(m_TesselateTest.m_VertexList[m_VertexIndexList[0]].m_X
+ m_TesselateTest.m_VertexList[m_VertexIndexList[1]].m_X
+ m_TesselateTest.m_VertexList[index].m_X) / 3,
(m_TesselateTest.m_VertexList[m_VertexIndexList[0]].m_Y
+ m_TesselateTest.m_VertexList[m_VertexIndexList[1]].m_Y
+ m_TesselateTest.m_VertexList[index].m_Y) / 3);
Tesselate_Tests.Vertex newEdgeCenter = new Tesselate_Tests.Vertex(
(m_TesselateTest.m_VertexList[index].m_X
+ m_TesselateTest.m_VertexList[m_VertexIndexList[0]].m_X) / 2,
(m_TesselateTest.m_VertexList[index].m_Y
+ m_TesselateTest.m_VertexList[m_VertexIndexList[0]].m_Y) / 2);
if (m_LastTriangleCenter.m_X == -.9823471232)
{
Line(polyCenter, newEdgeCenter, .5, GetRenderer(), true);
}
else
{
Line(m_LastEdgeCenter, newEdgeCenter, .5, GetRenderer(), true);
}
m_LastEdgeCenter = newEdgeCenter;
m_LastTriangleCenter = polyCenter;
m_VertexIndexList[1] = index;
}
else
{
if (m_VertexIndexList.Count == 1)
{
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_TesselateTest.m_VertexList[index],
.5, GetRenderer(), false);
m_LastTriangleCenter.m_X = -.9823471232;
}
m_VertexIndexList.Add(index);
}
break;
case Tesselator.TriangleListType.TriangleStrip:
if (m_VertexIndexList.Count > 1)
{
Triangle(m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_TesselateTest.m_VertexList[m_VertexIndexList[1]],
m_TesselateTest.m_VertexList[index],
GetRenderer());
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_TesselateTest.m_VertexList[index],
.5, GetRenderer(), false);
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[1]],
m_TesselateTest.m_VertexList[index],
.5, GetRenderer(), false);
Tesselate_Tests.Vertex polyCenter = new Tesselate_Tests.Vertex(
(m_TesselateTest.m_VertexList[m_VertexIndexList[0]].m_X
+ m_TesselateTest.m_VertexList[m_VertexIndexList[1]].m_X
+ m_TesselateTest.m_VertexList[index].m_X) / 3,
(m_TesselateTest.m_VertexList[m_VertexIndexList[0]].m_Y
+ m_TesselateTest.m_VertexList[m_VertexIndexList[1]].m_Y
+ m_TesselateTest.m_VertexList[index].m_Y) / 3);
Tesselate_Tests.Vertex newEdgeCenter = new Tesselate_Tests.Vertex(
(m_TesselateTest.m_VertexList[index].m_X
+ m_TesselateTest.m_VertexList[m_VertexIndexList[1]].m_X) / 2,
(m_TesselateTest.m_VertexList[index].m_Y
+ m_TesselateTest.m_VertexList[m_VertexIndexList[1]].m_Y) / 2);
if (m_LastTriangleCenter.m_X == -.9823471232)
{
Line(polyCenter, newEdgeCenter, .5, GetRenderer(), true);
}
else
{
Line(m_LastEdgeCenter, newEdgeCenter, .5, GetRenderer(), true);
}
m_LastEdgeCenter = newEdgeCenter;
m_LastTriangleCenter = polyCenter;
m_VertexIndexList[0] = m_VertexIndexList[1];
m_VertexIndexList[1] = index;
}
else
{
if (m_VertexIndexList.Count == 1)
{
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_TesselateTest.m_VertexList[index],
.5, GetRenderer(), false);
m_LastTriangleCenter.m_X = -.9823471232;
}
m_VertexIndexList.Add(index);
}
break;
case Tesselator.TriangleListType.LineLoop:
if (m_VertexIndexList.Count > 0)
{
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[1]],
m_TesselateTest.m_VertexList[index],
.5, GetRenderer(), true);
m_VertexIndexList[1] = index;
}
else
{
m_VertexIndexList.Add(index);
m_VertexIndexList.Add(index);
AGG.VertexSource.Ellipse Dot = new Ellipse(
m_TesselateTest.m_VertexList[index].m_X * m_Scale + m_XOffset,
m_TesselateTest.m_VertexList[index].m_Y * m_Scale + m_YOffset, 5, 5);
GetRenderer().Render(Dot, m_LineColor.GetAsRGBA_Bytes());
}
break;
}
}
public override void OnDraw()
{
GetRenderer().Clear(new RGBA_Doubles(1, 1, 1));
Tesselator tesselator = new Tesselator();
tesselator.callBegin += new Tesselator.CallBeginDelegate(BeginCallBack);
tesselator.callEnd += new Tesselator.CallEndDelegate(EndCallBack);
tesselator.callVertex += new Tesselator.CallVertexDelegate(VertexCallBack);
tesselator.callCombine += new Tesselator.CallCombineDelegate(CombineCallBack);
switch (m_WindingRule.cur_item())
{
case 0:
tesselator.windingRule = Tesselator.WindingRuleType.Odd;
break;
case 1:
tesselator.windingRule = Tesselator.WindingRuleType.NonZero;
break;
case 2:
tesselator.windingRule = Tesselator.WindingRuleType.Positive;
break;
case 3:
tesselator.windingRule = Tesselator.WindingRuleType.Negative;
break;
case 4:
tesselator.windingRule = Tesselator.WindingRuleType.ABS_GEQ_Two;
break;
}
if (m_EdgeFlag.status())
{
tesselator.callEdgeFlag += new Tesselator.CallEdgeFlagDelegate(EdgeFlagCallBack);
}
if (m_BoundryOnly.status()) // edgesOnly
{
tesselator.BoundaryOnly = true;
}
m_TesselateTest.ParseStreamForTesselator(tesselator, m_WhichShape.cur_item());
// now render the outline
{
string[] instructionStream = Tesselate_Tests.m_InsructionStream[m_WhichShape.cur_item()];
bool gotFirst = false;
Tesselate_Tests.Vertex firstInContour = new Tesselate_Tests.Vertex(0, 0);
bool havePrev = false;
Tesselate_Tests.Vertex prevVertex = new Tesselate_Tests.Vertex(0,0);
PathStorage line = new PathStorage();
conv_stroke wideLine;
AGG.VertexSource.Ellipse Dot;
for (int curInstruction = 0; curInstruction < instructionStream.Length; curInstruction++)
{
switch (instructionStream[curInstruction])
{
case "BC":
break;
case "EC":
gotFirst = false;
havePrev = false;
line.remove_all();
line.move_to(prevVertex.m_X + 30, prevVertex.m_Y + 100);
line.line_to(firstInContour.m_X + 30, firstInContour.m_Y + 100);
// Drawing as an outline
wideLine = new conv_stroke(line);
wideLine.width(1);
GetRenderer().Render(wideLine, new RGBA_Bytes(0, 0, 0));
Dot = new Ellipse(
(firstInContour.m_X * 9 + prevVertex.m_X)/10 + 30,
(firstInContour.m_Y * 9 + prevVertex.m_Y)/10 +100, 3, 3);
GetRenderer().Render(Dot, new RGBA_Bytes(0, 0, 0));
break;
case "V":
double x = Convert.ToDouble(instructionStream[curInstruction + 1]);
double y = Convert.ToDouble(instructionStream[curInstruction + 2]);
curInstruction += 2;
if (!gotFirst)
{
gotFirst = true;
firstInContour = new Tesselate_Tests.Vertex(x, y);
}
if (!havePrev)
{
prevVertex = new Tesselate_Tests.Vertex(x, y);
havePrev = true;
}
else
{
line.remove_all();
line.move_to(prevVertex.m_X + 30, prevVertex.m_Y + 100);
line.line_to(x + 30, y + 100);
// Drawing as an outline
wideLine = new conv_stroke(line);
wideLine.width(1);
GetRenderer().Render(wideLine, new RGBA_Bytes(0, 0, 0));
line.remove_all();
Dot = new Ellipse(
(x * 9 + prevVertex.m_X) / 10 + 30,
(y * 9 + prevVertex.m_Y) / 10 + 100, 3, 3);
GetRenderer().Render(Dot, new RGBA_Bytes(0, 0, 0));
prevVertex = new Tesselate_Tests.Vertex(x, y);
}
break;
}
}
}
base.OnDraw();
}
public void VertexCallBack(int index)
{
switch(m_TriangleListType)
{
case Tesselator.TriangleListType.Triangles:
m_VertexIndexList.Add(index);
m_LineWidthList.Add(m_LineWidth);
if (m_VertexIndexList.Count == 3)
{
Triangle(m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_TesselateTest.m_VertexList[m_VertexIndexList[1]],
m_TesselateTest.m_VertexList[m_VertexIndexList[2]],
GetRenderer());
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_TesselateTest.m_VertexList[m_VertexIndexList[1]],
m_LineWidthList[0], GetRenderer(), false);
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[1]],
m_TesselateTest.m_VertexList[m_VertexIndexList[2]],
m_LineWidthList[1], GetRenderer(), false);
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[2]],
m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_LineWidthList[2], GetRenderer(), false);
m_VertexIndexList.Clear();
m_LineWidthList.Clear();
}
break;
case Tesselator.TriangleListType.TriangleFan:
if (m_VertexIndexList.Count > 1)
{
Triangle(m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_TesselateTest.m_VertexList[m_VertexIndexList[1]],
m_TesselateTest.m_VertexList[index],
GetRenderer());
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_TesselateTest.m_VertexList[index],
.5, GetRenderer(), false);
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[1]],
m_TesselateTest.m_VertexList[index],
.5, GetRenderer(), false);
AGG.VertexSource.Ellipse Dot = new Ellipse(
m_TesselateTest.m_VertexList[m_VertexIndexList[0]].m_X * m_Scale + m_XOffset,
m_TesselateTest.m_VertexList[m_VertexIndexList[0]].m_Y * m_Scale + m_YOffset, 5, 5);
GetRenderer().Render(Dot, m_TriangleColor.GetAsRGBA_Bytes());
Tesselate_Tests.Vertex polyCenter = new Tesselate_Tests.Vertex(
(m_TesselateTest.m_VertexList[m_VertexIndexList[0]].m_X
+ m_TesselateTest.m_VertexList[m_VertexIndexList[1]].m_X
+ m_TesselateTest.m_VertexList[index].m_X) / 3,
(m_TesselateTest.m_VertexList[m_VertexIndexList[0]].m_Y
+ m_TesselateTest.m_VertexList[m_VertexIndexList[1]].m_Y
+ m_TesselateTest.m_VertexList[index].m_Y) / 3);
Tesselate_Tests.Vertex newEdgeCenter = new Tesselate_Tests.Vertex(
(m_TesselateTest.m_VertexList[index].m_X
+ m_TesselateTest.m_VertexList[m_VertexIndexList[0]].m_X) / 2,
(m_TesselateTest.m_VertexList[index].m_Y
+ m_TesselateTest.m_VertexList[m_VertexIndexList[0]].m_Y) / 2);
if (m_LastTriangleCenter.m_X == -.9823471232)
{
Line(polyCenter, newEdgeCenter, .5, GetRenderer(), true);
}
else
{
Line(m_LastEdgeCenter, newEdgeCenter, .5, GetRenderer(), true);
}
m_LastEdgeCenter = newEdgeCenter;
m_LastTriangleCenter = polyCenter;
m_VertexIndexList[1] = index;
}
else
{
if (m_VertexIndexList.Count == 1)
{
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_TesselateTest.m_VertexList[index],
.5, GetRenderer(), false);
m_LastTriangleCenter.m_X = -.9823471232;
}
m_VertexIndexList.Add(index);
}
break;
case Tesselator.TriangleListType.TriangleStrip:
if (m_VertexIndexList.Count > 1)
{
Triangle(m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_TesselateTest.m_VertexList[m_VertexIndexList[1]],
m_TesselateTest.m_VertexList[index],
GetRenderer());
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_TesselateTest.m_VertexList[index],
.5, GetRenderer(), false);
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[1]],
m_TesselateTest.m_VertexList[index],
.5, GetRenderer(), false);
Tesselate_Tests.Vertex polyCenter = new Tesselate_Tests.Vertex(
(m_TesselateTest.m_VertexList[m_VertexIndexList[0]].m_X
+ m_TesselateTest.m_VertexList[m_VertexIndexList[1]].m_X
+ m_TesselateTest.m_VertexList[index].m_X) / 3,
(m_TesselateTest.m_VertexList[m_VertexIndexList[0]].m_Y
+ m_TesselateTest.m_VertexList[m_VertexIndexList[1]].m_Y
+ m_TesselateTest.m_VertexList[index].m_Y) / 3);
Tesselate_Tests.Vertex newEdgeCenter = new Tesselate_Tests.Vertex(
(m_TesselateTest.m_VertexList[index].m_X
+ m_TesselateTest.m_VertexList[m_VertexIndexList[1]].m_X) / 2,
(m_TesselateTest.m_VertexList[index].m_Y
+ m_TesselateTest.m_VertexList[m_VertexIndexList[1]].m_Y) / 2);
if(m_LastTriangleCenter.m_X == -.9823471232)
{
Line(polyCenter, newEdgeCenter, .5, GetRenderer(), true);
}
else
{
Line(m_LastEdgeCenter, newEdgeCenter, .5, GetRenderer(), true);
}
m_LastEdgeCenter = newEdgeCenter;
m_LastTriangleCenter = polyCenter;
m_VertexIndexList[0] = m_VertexIndexList[1];
m_VertexIndexList[1] = index;
}
else
{
if (m_VertexIndexList.Count == 1)
{
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[0]],
m_TesselateTest.m_VertexList[index],
.5, GetRenderer(), false);
m_LastTriangleCenter.m_X = -.9823471232;
}
m_VertexIndexList.Add(index);
}
break;
case Tesselator.TriangleListType.LineLoop:
if (m_VertexIndexList.Count > 0)
{
Line(m_TesselateTest.m_VertexList[m_VertexIndexList[1]],
m_TesselateTest.m_VertexList[index],
.5, GetRenderer(), true);
m_VertexIndexList[1] = index;
}
else
{
m_VertexIndexList.Add(index);
m_VertexIndexList.Add(index);
AGG.VertexSource.Ellipse Dot = new Ellipse(
m_TesselateTest.m_VertexList[index].m_X * m_Scale + m_XOffset,
m_TesselateTest.m_VertexList[index].m_Y * m_Scale + m_YOffset, 5, 5);
GetRenderer().Render(Dot, m_LineColor.GetAsRGBA_Bytes());
}
break;
}
}
