/// <summary>
/// initializes a CCLayer with color, width and height in Points
/// </summary>
public virtual bool initWithColorWidthHeight(ccColor4B color, float width, float height)
{
// default blend function
m_tBlendFunc.src = 1;
m_tBlendFunc.dst = 0x0303;
m_tColor.r = color.r;
m_tColor.g = color.g;
m_tColor.b = color.b;
m_cOpacity = color.a;
for (int i = 0; i < m_pSquareVertices.Length; i++)
{
m_pSquareVertices[i] = new ccVertex2F();
m_pSquareVertices[i].x = 0.0f;
m_pSquareVertices[i].y = 0.0f;
vertices[i] = new VertexPositionColor();
}
indexes[0] = 0;
indexes[0] = 1;
indexes[0] = 2;
indexes[0] = 2;
indexes[0] = 1;
indexes[0] = 3;
this.updateColor();
this.contentSize = new CCSize(width, height);
return(true);
}
public ccQuad2()
{
this.tl = new ccVertex2F();
this.tr = new ccVertex2F();
this.bl = new ccVertex2F();
this.br = new ccVertex2F();
}
/// <summary>
/// the vertex position from the texture coordinate
/// </summary>
protected ccVertex2F vertexFromTexCoord(CCPoint texCoord)
{
CCPoint tmp;
ccVertex2F ret = new ccVertex2F();
CCTexture2D pTexture = m_pSprite.Texture;
if (pTexture != null)
{
float fXMax = Math.Max(m_pSprite.quad.br.texCoords.u, m_pSprite.quad.bl.texCoords.u);
float fXMin = Math.Min(m_pSprite.quad.br.texCoords.u, m_pSprite.quad.bl.texCoords.u);
float fYMax = Math.Max(m_pSprite.quad.tl.texCoords.v, m_pSprite.quad.bl.texCoords.v);
float fYMin = Math.Min(m_pSprite.quad.tl.texCoords.v, m_pSprite.quad.bl.texCoords.v);
CCPoint tMax = new CCPoint(fXMax, fYMax);
CCPoint tMin = new CCPoint(fXMin, fYMin);
CCSize texSize = new CCSize(m_pSprite.quad.br.vertices.x - m_pSprite.quad.bl.vertices.x,
m_pSprite.quad.tl.vertices.y - m_pSprite.quad.bl.vertices.y);
tmp = new CCPoint(texSize.width * (texCoord.x - tMin.x) / (tMax.x - tMin.x),
texSize.height * (1 - (texCoord.y - tMin.y) / (tMax.y - tMin.y)));
}
else
{
tmp = new CCPoint(0, 0);
}
ret.x = tmp.x;
ret.y = tmp.y;
return(ret);
}
public ccQuad2()
{
tl = new ccVertex2F();
tr = new ccVertex2F();
bl = new ccVertex2F();
br = new ccVertex2F();
}
protected ccVertex2F vertexFromTexCoord(CCPoint texCoord)
{
CCPoint cCPoint;
ccVertex2F _ccVertex2F = new ccVertex2F();
if (this.m_pSprite.Texture == null)
{
cCPoint = new CCPoint(0f, 0f);
}
else
{
float single = Math.Max(this.m_pSprite.quad.br.texCoords.u, this.m_pSprite.quad.bl.texCoords.u);
float single1 = Math.Min(this.m_pSprite.quad.br.texCoords.u, this.m_pSprite.quad.bl.texCoords.u);
float single2 = Math.Max(this.m_pSprite.quad.tl.texCoords.v, this.m_pSprite.quad.bl.texCoords.v);
float single3 = Math.Min(this.m_pSprite.quad.tl.texCoords.v, this.m_pSprite.quad.bl.texCoords.v);
CCPoint cCPoint1 = new CCPoint(single, single2);
CCPoint cCPoint2 = new CCPoint(single1, single3);
CCSize cCSize = new CCSize(this.m_pSprite.quad.br.vertices.x - this.m_pSprite.quad.bl.vertices.x, this.m_pSprite.quad.tl.vertices.y - this.m_pSprite.quad.bl.vertices.y);
cCPoint = new CCPoint(cCSize.width * (texCoord.x - cCPoint2.x) / (cCPoint1.x - cCPoint2.x), cCSize.height * (1f - (texCoord.y - cCPoint2.y) / (cCPoint1.y - cCPoint2.y)));
}
_ccVertex2F.x = cCPoint.x;
_ccVertex2F.y = cCPoint.y;
return(_ccVertex2F);
}
public override void update(float delta)
{
if (!m_bStartingPositionInitialized)
{
return;
}
if (m_pVerticesPCT == null)
{
m_pVerticesPCT = new VertexPositionColorTexture[((m_uNuPoints + 1) * 2)];
}
if (m_uNuPoints * 2 > m_pVerticesPCT.Length)
{
VertexPositionColorTexture[] tmp = new VertexPositionColorTexture[((m_uNuPoints + 1) * 2)];
m_pVerticesPCT.CopyTo(tmp, 0);
m_pVerticesPCT = tmp;
}
delta *= m_fFadeDelta;
int newIdx, newIdx2, i, i2;
int mov = 0;
// Update current points
for (i = 0; i < m_uNuPoints; i++)
{
if (m_pVerticesPCT[i] == null)
{
m_pVerticesPCT[i] = new VertexPositionColorTexture(m_pVertices[i].ToVector3(), m_pColor[i].XNAColor, m_pTexCoords[i].ToVector2());
}
if (m_pVerticesPCT[i * 2] == null)
{
m_pVerticesPCT[i * 2] = new VertexPositionColorTexture(m_pVerticesPCT[i].Position, m_pVerticesPCT[i].Color, m_pVerticesPCT[i].TextureCoordinate);
}
m_pPointState[i] -= delta;
if (m_pPointState[i] <= 0)
{
mov++;
}
else
{
newIdx = i - mov;
if (mov > 0)
{
// Move data
m_pPointState[newIdx] = m_pPointState[i];
// Move point
m_pPointVertexes[newIdx] = new CCPoint(m_pPointVertexes[i]);
// Move vertices
i2 = i * 2;
newIdx2 = newIdx * 2;
m_pVertices[newIdx2] = new ccVertex2F(m_pVertices[i2]);
m_pVertices[newIdx2 + 1] = new ccVertex2F(m_pVertices[i2 + 1]);
// Move color
m_pColor[newIdx2] = new ccColor4B(m_pColor[i2]);
m_pColor[newIdx2 + 1] = new ccColor4B(m_pColor[i2 + 1]);
// Move the GL vertex data
m_pVerticesPCT[newIdx2] = m_pVerticesPCT[i2];
m_pVerticesPCT[newIdx2 + 1] = m_pVerticesPCT[i2 + 1];
}
else
{
newIdx2 = newIdx * 2;
}
byte op = (byte)(m_pPointState[newIdx] * 255.0f);
m_pColor[newIdx2].a = op;
m_pColor[newIdx2 + 1].a = op;
VertexPositionColorTexture vpc;
if (m_pVertices[newIdx2] != null)
{
vpc = new VertexPositionColorTexture(m_pVertices[newIdx2].ToVector3(), m_pColor[newIdx2].XNAColor, m_pTexCoords[newIdx2].ToVector2());
m_pVerticesPCT[newIdx2] = vpc;
}
if (m_pVertices[newIdx2 + 1] != null)
{
vpc = new VertexPositionColorTexture(m_pVertices[newIdx2 + 1].ToVector3(), m_pColor[newIdx2 + 1].XNAColor, m_pTexCoords[newIdx2 + 1].ToVector2());
m_pVerticesPCT[newIdx2 + 1] = vpc;
}
}
}
m_uNuPoints -= mov;
// Append new point
bool appendNewPoint = true;
if (m_uNuPoints >= m_uMaxPoints)
{
appendNewPoint = false;
}
else if (m_uNuPoints > 0)
{
bool a1 = (m_pPointVertexes[m_uNuPoints - 1].DistanceSQ(m_tPositionR) < m_fMinSeg);
bool a2 = (m_uNuPoints == 1) ? false : (m_pPointVertexes[m_uNuPoints - 2].DistanceSQ(m_tPositionR) < (m_fMinSeg * 2.0f));
if (a1 || a2)
{
appendNewPoint = false;
}
}
if (appendNewPoint)
{
m_pPointVertexes[m_uNuPoints] = new CCPoint(m_tPositionR);
m_pPointState[m_uNuPoints] = 1.0f;
// Color asignment
int offset = m_uNuPoints * 2;
m_pColor[offset] = new ccColor4B(m_tColor);
m_pColor[offset + 1] = new ccColor4B(m_tColor);
// Opacity
m_pColor[offset].a = 255;
m_pColor[offset + 1].a = 255;
// Generate polygon
if (m_uNuPoints > 0 && m_bFastMode)
{
if (m_uNuPoints > 1)
{
CCVertex.LineToPolygon(m_pPointVertexes, m_fStroke, m_pVertices, m_uNuPoints, 1);
}
else
{
CCVertex.LineToPolygon(m_pPointVertexes, m_fStroke, m_pVertices, 0, 2);
}
}
m_uNuPoints++;
}
if (!m_bFastMode)
{
CCVertex.LineToPolygon(m_pPointVertexes, m_fStroke, m_pVertices, 0, m_uNuPoints);
}
// Updated Tex Coords only if they are different than previous step
if (m_uPreviousNuPoints != m_uNuPoints)
{
if (m_uNuPoints > m_uPreviousNuPoints)
{
int count = (m_uNuPoints + 1) * 2;
if (count < m_pVerticesPCT.Length)
{
count = m_pVerticesPCT.Length;
}
VertexPositionColorTexture[] tmp = new VertexPositionColorTexture[count];
m_pVerticesPCT.CopyTo(tmp, 0);
m_pVerticesPCT = tmp;
}
float texDelta = 1.0f / m_uNuPoints;
for (i = 0; i < m_uNuPoints; i++)
{
m_pTexCoords[i * 2] = new ccTex2F(0, texDelta * i);
m_pTexCoords[i * 2 + 1] = new ccTex2F(1, texDelta * i);
VertexPositionColorTexture vpc;
if (m_pVertices[i * 2] != null)
{
vpc = new VertexPositionColorTexture(m_pVertices[i * 2].ToVector3(), m_pColor[i * 2].XNAColor, m_pTexCoords[i * 2].ToVector2());
m_pVerticesPCT[i * 2] = vpc;
}
if (m_pVertices[i * 2 + 1] != null)
{
vpc = new VertexPositionColorTexture(m_pVertices[i * 2 + 1].ToVector3(), m_pColor[i * 2 + 1].XNAColor, m_pTexCoords[i * 2 + 1].ToVector2());
m_pVerticesPCT[i * 2 + 1] = vpc;
}
}
m_uPreviousNuPoints = m_uNuPoints;
}
}
public static ccVertex2F vertex2(float x, float y)
{
ccVertex2F c = new ccVertex2F(x, y);
return(c);
}
public ccV2F_C4F_T2F()
{
vertices = new ccVertex2F();
colors = new ccColor4F();
texCoords = new ccTex2F();
}
public ccPointSprite()
{
pos = new ccVertex2F();
color = new ccColor4B();
size = 0.0f;
}
public ccV2F_C4F_T2F()
{
this.vertices = new ccVertex2F();
this.colors = new ccColor4F();
this.texCoords = new ccTex2F();
}
public ccVertex2F(ccVertex2F copy)
{
this.x = copy.x;
this.y = copy.y;
}
public static ccVertex2F vertex2(float x, float y)
{
ccVertex2F c = new ccVertex2F(x, y);
return c;
}
/// <summary>
/// the vertex position from the texture coordinate
/// </summary>
protected ccVertex2F vertexFromTexCoord(CCPoint texCoord)
{
CCPoint tmp;
ccVertex2F ret = new ccVertex2F();
CCTexture2D pTexture = m_pSprite.Texture;
if (pTexture != null)
{
float fXMax = Math.Max(m_pSprite.quad.br.texCoords.u, m_pSprite.quad.bl.texCoords.u);
float fXMin = Math.Min(m_pSprite.quad.br.texCoords.u, m_pSprite.quad.bl.texCoords.u);
float fYMax = Math.Max(m_pSprite.quad.tl.texCoords.v, m_pSprite.quad.bl.texCoords.v);
float fYMin = Math.Min(m_pSprite.quad.tl.texCoords.v, m_pSprite.quad.bl.texCoords.v);
CCPoint tMax = new CCPoint(fXMax, fYMax);
CCPoint tMin = new CCPoint(fXMin, fYMin);
CCSize texSize = new CCSize(m_pSprite.quad.br.vertices.x - m_pSprite.quad.bl.vertices.x,
m_pSprite.quad.tl.vertices.y - m_pSprite.quad.bl.vertices.y);
tmp = new CCPoint(texSize.width * (texCoord.x - tMin.x) / (tMax.x - tMin.x),
texSize.height * (1 - (texCoord.y - tMin.y) / (tMax.y - tMin.y)));
}
else
{
tmp = new CCPoint(0, 0);
}
ret.x = tmp.x;
ret.y = tmp.y;
return ret;
}
public override void update(float delta)
{
if (!m_bStartingPositionInitialized)
{
return;
}
if (m_pVerticesPCT == null)
{
m_pVerticesPCT = new VertexPositionColorTexture[((m_uNuPoints + 1) * 2)];
}
if (m_uNuPoints * 2 > m_pVerticesPCT.Length)
{
VertexPositionColorTexture[] tmp = new VertexPositionColorTexture[((m_uNuPoints + 1) * 2)];
m_pVerticesPCT.CopyTo(tmp, 0);
m_pVerticesPCT = tmp;
}
delta *= m_fFadeDelta;
int newIdx, newIdx2, i, i2;
int mov = 0;
// Update current points
for (i = 0; i < m_uNuPoints; i++)
{
if (m_pVerticesPCT[i] == null)
{
m_pVerticesPCT[i] = new VertexPositionColorTexture(m_pVertices[i].ToVector3(), m_pColor[i].XNAColor, m_pTexCoords[i].ToVector2());
}
if (m_pVerticesPCT[i * 2] == null)
{
m_pVerticesPCT[i * 2] = new VertexPositionColorTexture(m_pVerticesPCT[i].Position, m_pVerticesPCT[i].Color, m_pVerticesPCT[i].TextureCoordinate);
}
m_pPointState[i] -= delta;
if (m_pPointState[i] <= 0)
mov++;
else
{
newIdx = i - mov;
if (mov > 0)
{
// Move data
m_pPointState[newIdx] = m_pPointState[i];
// Move point
m_pPointVertexes[newIdx] = new CCPoint(m_pPointVertexes[i]);
// Move vertices
i2 = i * 2;
newIdx2 = newIdx * 2;
m_pVertices[newIdx2] = new ccVertex2F(m_pVertices[i2]);
m_pVertices[newIdx2 + 1] = new ccVertex2F(m_pVertices[i2 + 1]);
// Move color
m_pColor[newIdx2] = new ccColor4B(m_pColor[i2]);
m_pColor[newIdx2 + 1] = new ccColor4B(m_pColor[i2 + 1]);
// Move the GL vertex data
m_pVerticesPCT[newIdx2] = m_pVerticesPCT[i2];
m_pVerticesPCT[newIdx2 + 1] = m_pVerticesPCT[i2 + 1];
}
else
{
newIdx2 = newIdx * 2;
}
byte op = (byte)(m_pPointState[newIdx] * 255.0f);
m_pColor[newIdx2].a = op;
m_pColor[newIdx2 + 1].a = op;
VertexPositionColorTexture vpc;
if (m_pVertices[newIdx2] != null)
{
vpc = new VertexPositionColorTexture(m_pVertices[newIdx2].ToVector3(), m_pColor[newIdx2].XNAColor, m_pTexCoords[newIdx2].ToVector2());
m_pVerticesPCT[newIdx2] = vpc;
}
if (m_pVertices[newIdx2 + 1] != null)
{
vpc = new VertexPositionColorTexture(m_pVertices[newIdx2 + 1].ToVector3(), m_pColor[newIdx2 + 1].XNAColor, m_pTexCoords[newIdx2 + 1].ToVector2());
m_pVerticesPCT[newIdx2 + 1] = vpc;
}
}
}
m_uNuPoints -= mov;
// Append new point
bool appendNewPoint = true;
if (m_uNuPoints >= m_uMaxPoints)
{
appendNewPoint = false;
}
else if (m_uNuPoints > 0)
{
bool a1 = (m_pPointVertexes[m_uNuPoints - 1].DistanceSQ(m_tPositionR) < m_fMinSeg);
bool a2 = (m_uNuPoints == 1) ? false : (m_pPointVertexes[m_uNuPoints - 2].DistanceSQ(m_tPositionR) < (m_fMinSeg * 2.0f));
if (a1 || a2)
{
appendNewPoint = false;
}
}
if (appendNewPoint)
{
m_pPointVertexes[m_uNuPoints] = new CCPoint(m_tPositionR);
m_pPointState[m_uNuPoints] = 1.0f;
// Color asignment
int offset = m_uNuPoints * 2;
m_pColor[offset] = new ccColor4B(m_tColor);
m_pColor[offset + 1] = new ccColor4B(m_tColor);
// Opacity
m_pColor[offset].a = 255;
m_pColor[offset + 1].a = 255;
// Generate polygon
if (m_uNuPoints > 0 && m_bFastMode)
{
if (m_uNuPoints > 1)
{
CCVertex.LineToPolygon(m_pPointVertexes, m_fStroke, m_pVertices, m_uNuPoints, 1);
}
else
{
CCVertex.LineToPolygon(m_pPointVertexes, m_fStroke, m_pVertices, 0, 2);
}
}
m_uNuPoints++;
}
if (!m_bFastMode)
{
CCVertex.LineToPolygon(m_pPointVertexes, m_fStroke, m_pVertices, 0, m_uNuPoints);
}
// Updated Tex Coords only if they are different than previous step
if (m_uPreviousNuPoints != m_uNuPoints)
{
if (m_uNuPoints > m_uPreviousNuPoints)
{
int count = (m_uNuPoints + 1) * 2;
if (count < m_pVerticesPCT.Length)
{
count = m_pVerticesPCT.Length;
}
VertexPositionColorTexture[] tmp = new VertexPositionColorTexture[count];
m_pVerticesPCT.CopyTo(tmp, 0);
m_pVerticesPCT = tmp;
}
float texDelta = 1.0f / m_uNuPoints;
for (i = 0; i < m_uNuPoints; i++)
{
m_pTexCoords[i * 2] = new ccTex2F(0, texDelta * i);
m_pTexCoords[i * 2 + 1] = new ccTex2F(1, texDelta * i);
VertexPositionColorTexture vpc;
if (m_pVertices[i * 2] != null)
{
vpc = new VertexPositionColorTexture(m_pVertices[i * 2].ToVector3(), m_pColor[i * 2].XNAColor, m_pTexCoords[i * 2].ToVector2());
m_pVerticesPCT[i * 2] = vpc;
}
if (m_pVertices[i * 2 + 1] != null)
{
vpc = new VertexPositionColorTexture(m_pVertices[i * 2 + 1].ToVector3(), m_pColor[i * 2 + 1].XNAColor, m_pTexCoords[i * 2 + 1].ToVector2());
m_pVerticesPCT[i * 2 + 1] = vpc;
}
}
m_uPreviousNuPoints = m_uNuPoints;
}
}
public static void LineToPolygon(CCPoint[] points, float stroke, ccVertex2F[] vertices, int offset, int nuPoints)
{
int num;
CCPoint cCPoint;
nuPoints = nuPoints + offset;
if (nuPoints <= 1)
{
return;
}
stroke = stroke * 0.5f;
int num1 = nuPoints - 1;
for (int i = offset; i < nuPoints; i++)
{
num = i * 2;
CCPoint cCPoint1 = points[i];
if (i == 0)
{
cCPoint = CCPointExtension.ccpPerp(CCPointExtension.ccpNormalize(CCPointExtension.ccpSub(cCPoint1, points[i + 1])));
}
else if (i != num1)
{
CCPoint cCPoint2 = points[i + 1];
CCPoint cCPoint3 = points[i - 1];
CCPoint cCPoint4 = CCPointExtension.ccpNormalize(CCPointExtension.ccpSub(cCPoint2, cCPoint1));
CCPoint cCPoint5 = CCPointExtension.ccpNormalize(CCPointExtension.ccpSub(cCPoint3, cCPoint1));
float single = (float)Math.Acos((double)CCPointExtension.ccpDot(cCPoint4, cCPoint5));
if (single >= ccMacros.CC_DEGREES_TO_RADIANS(70f))
{
cCPoint = (single >= ccMacros.CC_DEGREES_TO_RADIANS(170f) ? CCPointExtension.ccpPerp(CCPointExtension.ccpNormalize(CCPointExtension.ccpSub(cCPoint2, cCPoint3))) : CCPointExtension.ccpNormalize(CCPointExtension.ccpMidpoint(cCPoint4, cCPoint5)));
}
else
{
cCPoint = CCPointExtension.ccpPerp(CCPointExtension.ccpNormalize(CCPointExtension.ccpMidpoint(cCPoint4, cCPoint5)));
}
}
else
{
cCPoint = CCPointExtension.ccpPerp(CCPointExtension.ccpNormalize(CCPointExtension.ccpSub(points[i - 1], cCPoint1)));
}
cCPoint = CCPointExtension.ccpMult(cCPoint, stroke);
vertices[num] = new ccVertex2F(cCPoint1.x + cCPoint.x, cCPoint1.y + cCPoint.y);
vertices[num + 1] = new ccVertex2F(cCPoint1.x - cCPoint.x, cCPoint1.y - cCPoint.y);
}
offset = (offset == 0 ? 0 : offset - 1);
for (int j = offset; j < num1; j++)
{
num = j * 2;
int num2 = num + 2;
ccVertex2F _ccVertex2F = vertices[num];
ccVertex2F _ccVertex2F1 = vertices[num + 1];
ccVertex2F _ccVertex2F2 = vertices[num2];
ccVertex2F _ccVertex2F3 = vertices[num2 + 1];
float single1 = 0f;
bool flag = !CCVertex.LineIntersect(_ccVertex2F.x, _ccVertex2F.y, _ccVertex2F3.x, _ccVertex2F3.y, _ccVertex2F1.x, _ccVertex2F1.y, _ccVertex2F2.x, _ccVertex2F2.y, out single1);
if (!flag && (single1 < 0f || single1 > 1f))
{
flag = true;
}
if (flag)
{
vertices[num2] = _ccVertex2F3;
vertices[num2 + 1] = _ccVertex2F2;
}
}
}
public static void LineToPolygon(CCPoint[] points, float stroke, ccVertex2F[] vertices, int offset, int nuPoints)
{
nuPoints += offset;
if (nuPoints <= 1)
{
return;
}
stroke *= 0.5f;
int idx;
int nuPointsMinus = nuPoints - 1;
for (int i = offset; i < nuPoints; i++)
{
idx = i * 2;
CCPoint p1 = points[i];
CCPoint perpVector;
if (i == 0)
{
perpVector = CCPointExtension.ccpPerp(CCPointExtension.ccpNormalize(CCPointExtension.ccpSub(p1, points[i + 1])));
}
else if (i == nuPointsMinus)
{
perpVector = CCPointExtension.ccpPerp(CCPointExtension.ccpNormalize(CCPointExtension.ccpSub(points[i - 1], p1)));
}
else
{
CCPoint p2 = points[i + 1];
CCPoint p0 = points[i - 1];
CCPoint p2p1 = CCPointExtension.ccpNormalize(CCPointExtension.ccpSub(p2, p1));
CCPoint p0p1 = CCPointExtension.ccpNormalize(CCPointExtension.ccpSub(p0, p1));
// Calculate angle between vectors
float angle = (float)Math.Acos(CCPointExtension.ccpDot(p2p1, p0p1));
if (angle < ccMacros.CC_DEGREES_TO_RADIANS(70))
{
perpVector = CCPointExtension.ccpPerp(CCPointExtension.ccpNormalize(CCPointExtension.ccpMidpoint(p2p1, p0p1)));
}
else if (angle < ccMacros.CC_DEGREES_TO_RADIANS(170))
{
perpVector = CCPointExtension.ccpNormalize(CCPointExtension.ccpMidpoint(p2p1, p0p1));
}
else
{
perpVector = CCPointExtension.ccpPerp(CCPointExtension.ccpNormalize(CCPointExtension.ccpSub(p2, p0)));
}
}
perpVector = CCPointExtension.ccpMult(perpVector, stroke);
vertices[idx] = new ccVertex2F(p1.x + perpVector.x, p1.y + perpVector.y);
vertices[idx + 1] = new ccVertex2F(p1.x - perpVector.x, p1.y - perpVector.y);
}
// Validate vertexes
offset = (offset == 0) ? 0 : (offset - 1);
for (int i = offset; i < nuPointsMinus; i++)
{
idx = i * 2;
int idx1 = idx + 2;
ccVertex2F p1 = vertices[idx];
ccVertex2F p2 = vertices[idx + 1];
ccVertex2F p3 = vertices[idx1];
ccVertex2F p4 = vertices[idx1 + 1];
float s = 0f;
//BOOL fixVertex = !ccpLineIntersect(ccp(p1.x, p1.y), ccp(p4.x, p4.y), ccp(p2.x, p2.y), ccp(p3.x, p3.y), &s, &t);
bool fixVertex = !LineIntersect(p1.x, p1.y, p4.x, p4.y, p2.x, p2.y, p3.x, p3.y, out s);
if (!fixVertex)
{
if (s < 0.0f || s > 1.0f)
{
fixVertex = true;
}
}
if (fixVertex)
{
vertices[idx1] = p4;
vertices[idx1 + 1] = p3;
}
}
}
public float size; // 4 bytes
#endregion Fields
#region Constructors
public ccPointSprite()
{
pos = new ccVertex2F();
color = new ccColor4B();
size = 0.0f;
}
public ccVertex2F(ccVertex2F copy)
{
x = copy.x;
y = copy.y;
}
public ccQuad2()
{
tl = new ccVertex2F();
tr = new ccVertex2F();
bl = new ccVertex2F();
br = new ccVertex2F();
}
public ccPointSprite()
{
this.pos = new ccVertex2F();
this.color = new ccColor4B();
this.size = 0f;
}
public ccV2F_C4F_T2F()
{
vertices = new ccVertex2F();
colors = new ccColor4F();
texCoords = new ccTex2F();
}
/// <summary>
/// initializes a CCLayer with color, width and height in Points
/// </summary>
public virtual bool initWithColorWidthHeight(ccColor4B color, float width, float height)
{
// default blend function
m_tBlendFunc.src = 1;
m_tBlendFunc.dst = 0x0303;
m_tColor.r = color.r;
m_tColor.g = color.g;
m_tColor.b = color.b;
m_cOpacity = color.a;
for (int i = 0; i < m_pSquareVertices.Length; i++)
{
m_pSquareVertices[i] = new ccVertex2F();
m_pSquareVertices[i].x = 0.0f;
m_pSquareVertices[i].y = 0.0f;
vertices[i] = new VertexPositionColor();
}
indexes[0] = 0;
indexes[0] = 1;
indexes[0] = 2;
indexes[0] = 2;
indexes[0] = 1;
indexes[0] = 3;
this.updateColor();
this.contentSize = new CCSize(width, height);
return true;
}
public static void LineToPolygon(CCPoint[] points, float stroke, ccVertex2F[] vertices, int offset, int nuPoints)
{
nuPoints += offset;
if (nuPoints <= 1) return;
stroke *= 0.5f;
int idx;
int nuPointsMinus = nuPoints - 1;
for (int i = offset; i < nuPoints; i++)
{
idx = i * 2;
CCPoint p1 = points[i];
CCPoint perpVector;
if (i == 0)
perpVector = CCPointExtension.ccpPerp(CCPointExtension.ccpNormalize(CCPointExtension.ccpSub(p1, points[i + 1])));
else if (i == nuPointsMinus)
perpVector = CCPointExtension.ccpPerp(CCPointExtension.ccpNormalize(CCPointExtension.ccpSub(points[i - 1], p1)));
else
{
CCPoint p2 = points[i + 1];
CCPoint p0 = points[i - 1];
CCPoint p2p1 = CCPointExtension.ccpNormalize(CCPointExtension.ccpSub(p2, p1));
CCPoint p0p1 = CCPointExtension.ccpNormalize(CCPointExtension.ccpSub(p0, p1));
// Calculate angle between vectors
float angle = (float)Math.Acos(CCPointExtension.ccpDot(p2p1, p0p1));
if (angle < ccMacros.CC_DEGREES_TO_RADIANS(70))
perpVector = CCPointExtension.ccpPerp(CCPointExtension.ccpNormalize(CCPointExtension.ccpMidpoint(p2p1, p0p1)));
else if (angle < ccMacros.CC_DEGREES_TO_RADIANS(170))
perpVector = CCPointExtension.ccpNormalize(CCPointExtension.ccpMidpoint(p2p1, p0p1));
else
perpVector = CCPointExtension.ccpPerp(CCPointExtension.ccpNormalize(CCPointExtension.ccpSub(p2, p0)));
}
perpVector = CCPointExtension.ccpMult(perpVector, stroke);
vertices[idx] = new ccVertex2F(p1.x + perpVector.x, p1.y + perpVector.y);
vertices[idx + 1] = new ccVertex2F(p1.x - perpVector.x, p1.y - perpVector.y);
}
// Validate vertexes
offset = (offset == 0) ? 0 : (offset - 1);
for (int i = offset; i < nuPointsMinus; i++)
{
idx = i * 2;
int idx1 = idx + 2;
ccVertex2F p1 = vertices[idx];
ccVertex2F p2 = vertices[idx + 1];
ccVertex2F p3 = vertices[idx1];
ccVertex2F p4 = vertices[idx1 + 1];
float s = 0f;
//BOOL fixVertex = !ccpLineIntersect(ccp(p1.x, p1.y), ccp(p4.x, p4.y), ccp(p2.x, p2.y), ccp(p3.x, p3.y), &s, &t);
bool fixVertex = !LineIntersect(p1.x, p1.y, p4.x, p4.y, p2.x, p2.y, p3.x, p3.y, out s);
if (!fixVertex)
if (s < 0.0f || s > 1.0f)
fixVertex = true;
if (fixVertex)
{
vertices[idx1] = p4;
vertices[idx1 + 1] = p3;
}
}
}
public ccVertex2F(ccVertex2F copy)
{
x = copy.x;
y = copy.y;
}
