public override CCFiniteTimeAction reverse()
{
ccBezierConfig r;
r.endPosition = CCPointExtension.ccpNeg(m_sConfig.endPosition);
r.controlPoint_1 = CCPointExtension.ccpAdd(m_sConfig.controlPoint_2, CCPointExtension.ccpNeg(m_sConfig.endPosition));
r.controlPoint_2 = CCPointExtension.ccpAdd(m_sConfig.controlPoint_1, CCPointExtension.ccpNeg(m_sConfig.endPosition));
CCBezierBy action = CCBezierBy.actionWithDuration(m_fDuration, r);
return(action);
}
public bool initWithTarget(CCNode followedNode)
{
Debug.Assert(followedNode != null);
m_pobFollowedNode = followedNode;
m_bBoundarySet = false;
m_bBoundaryFullyCovered = false;
CCSize winSize = CCDirector.sharedDirector().getWinSize();
m_obFullScreenSize = new CCPoint(winSize.width, winSize.height);
m_obHalfScreenSize = CCPointExtension.ccpMult(m_obFullScreenSize, 0.5f);
return(true);
}
/// <summary>
/// Converts a Point to node (local) space coordinates. The result is in Points.
/// treating the returned/received node point as anchor relative.
/// @since v0.7.1
/// </summary>
public CCPoint convertToNodeSpaceAR(CCPoint worldPoint)
{
CCPoint nodePoint = convertToNodeSpace(worldPoint);
CCPoint anchorInPoints;
if (CCDirector.sharedDirector().ContentScaleFactor == 1)
{
anchorInPoints = m_tAnchorPointInPixels;
}
else
{
anchorInPoints = CCPointExtension.ccpMult(m_tAnchorPointInPixels, 1 / CCDirector.sharedDirector().ContentScaleFactor);
}
return(CCPointExtension.ccpSub(nodePoint, anchorInPoints));
}
/// <summary>
/// Converts a local Point to world space coordinates.The result is in Points.
/// treating the returned/received node point as anchor relative.
/// @since v0.7.1
/// </summary>
public CCPoint convertToWorldSpaceAR(CCPoint nodePoint)
{
CCPoint anchorInPoints;
if (CCDirector.sharedDirector().ContentScaleFactor == 1)
{
anchorInPoints = m_tAnchorPointInPixels;
}
else
{
anchorInPoints = CCPointExtension.ccpMult(m_tAnchorPointInPixels, 1 / CCDirector.sharedDirector().ContentScaleFactor);
}
CCPoint pt = CCPointExtension.ccpAdd(nodePoint, anchorInPoints);
return(convertToWorldSpace(pt));
}
/// <summary>
/// Converts a Point to world space coordinates. The result is in Points.
/// @since v0.7.1
/// </summary>
public CCPoint convertToWorldSpace(CCPoint nodePoint)
{
CCPoint ret;
if (CCDirector.sharedDirector().ContentScaleFactor == 1)
{
ret = CCAffineTransform.CCPointApplyAffineTransform(nodePoint, nodeToWorldTransform());
}
else
{
ret = CCPointExtension.ccpMult(nodePoint, CCDirector.sharedDirector().ContentScaleFactor);
ret = CCAffineTransform.CCPointApplyAffineTransform(ret, nodeToWorldTransform());
ret = CCPointExtension.ccpMult(ret, 1 / CCDirector.sharedDirector().ContentScaleFactor);
}
return(ret);
}
public override void step(float dt)
{
if (m_bBoundarySet)
{
// whole map fits inside a single screen, no need to modify the position - unless map boundaries are increased
if (m_bBoundaryFullyCovered)
{
return;
}
CCPoint tempPos = CCPointExtension.ccpSub(m_obHalfScreenSize, m_pobFollowedNode.position);
m_pTarget.position = CCPointExtension.ccp(CCPointExtension.clampf(tempPos.x, m_fLeftBoundary, m_fRightBoundary),
CCPointExtension.clampf(tempPos.y, m_fBottomBoundary, m_fTopBoundary));
}
else
{
m_pTarget.position = CCPointExtension.ccpSub(m_obHalfScreenSize, m_pobFollowedNode.position);
}
}
public override void update(float dt)
{
if (m_pTarget != null)
{
float xa = 0;
float xb = m_sConfig.controlPoint_1.x;
float xc = m_sConfig.controlPoint_2.x;
float xd = m_sConfig.endPosition.x;
float ya = 0;
float yb = m_sConfig.controlPoint_1.y;
float yc = m_sConfig.controlPoint_2.y;
float yd = m_sConfig.endPosition.y;
float x = bezierat(xa, xb, xc, xd, dt);
float y = bezierat(ya, yb, yc, yd, dt);
m_pTarget.position = CCPointExtension.ccpAdd(m_startPosition, CCPointExtension.ccp(x, y));
}
}
public bool initWithTarget(CCNode followedNode, CCRect rect)
{
Debug.Assert(followedNode != null);
m_pobFollowedNode = followedNode;
m_bBoundarySet = true;
m_bBoundaryFullyCovered = false;
CCSize winSize = CCDirector.sharedDirector().getWinSize();
m_obFullScreenSize = new CCPoint(winSize.width, winSize.height);
m_obHalfScreenSize = CCPointExtension.ccpMult(m_obFullScreenSize, 0.5f);
m_fLeftBoundary = -((rect.origin.x + rect.size.width) - m_obFullScreenSize.x);
m_fRightBoundary = -rect.origin.x;
m_fLeftBoundary = -rect.origin.y;
m_fBottomBoundary = -((rect.origin.y + rect.size.height) - m_obFullScreenSize.y);
if (m_fRightBoundary < m_fLeftBoundary)
{
// screen width is larger than world's boundary width
//set both in the middle of the world
m_fRightBoundary = m_fLeftBoundary = (m_fLeftBoundary + m_fRightBoundary) / 2;
}
if (m_fTopBoundary < m_fBottomBoundary)
{
// screen width is larger than world's boundary width
//set both in the middle of the world
m_fTopBoundary = m_fBottomBoundary = (m_fTopBoundary + m_fBottomBoundary) / 2;
}
if ((m_fTopBoundary == m_fBottomBoundary) && (m_fLeftBoundary == m_fRightBoundary))
{
m_bBoundaryFullyCovered = true;
}
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 CCLayer()
{
anchorPoint = CCPointExtension.ccp(0.5f, 0.5f);
isRelativeAnchorPoint = false;
}
public CCScene()
{
isRelativeAnchorPoint = false;
anchorPoint = CCPointExtension.ccp(0.5f, 0.5f);
m_eSceneType = ccSceneFlag.ccNormalScene;
}
