public CCAffineTransform nodeToParentTransform()
{
if (this.m_bIsTransformDirty)
{
this.m_tTransform = CCAffineTransform.CCAffineTransformMakeIdentity();
if (!this.m_bIsRelativeAnchorPoint && !this.m_tAnchorPointInPixels.IsZero)
{
this.m_tTransform = CCAffineTransform.CCAffineTransformTranslate(this.m_tTransform, this.m_tAnchorPointInPixels.x, this.m_tAnchorPointInPixels.y);
}
if (!this.m_tPositionInPixels.IsZero)
{
this.m_tTransform = CCAffineTransform.CCAffineTransformTranslate(this.m_tTransform, this.m_tPositionInPixels.x, this.m_tPositionInPixels.y);
}
if (this.m_fRotation != 0f)
{
this.m_tTransform = CCAffineTransform.CCAffineTransformRotate(this.m_tTransform, -ccMacros.CC_DEGREES_TO_RADIANS(this.m_fRotation));
}
if ((this.m_fSkewX != 0f) || (this.m_fSkewY != 0f))
{
CCAffineTransform transform = CCAffineTransform.CCAffineTransformMake(1f, (float)Math.Tan((double)ccMacros.CC_DEGREES_TO_RADIANS(this.m_fSkewY)), (float)Math.Tan((double)ccMacros.CC_DEGREES_TO_RADIANS(this.m_fSkewX)), 1f, 0f, 0f);
this.m_tTransform = CCAffineTransform.CCAffineTransformConcat(transform, this.m_tTransform);
}
if ((this.m_fScaleX != 1f) || (this.m_fScaleY != 1f))
{
this.m_tTransform = CCAffineTransform.CCAffineTransformScale(this.m_tTransform, this.m_fScaleX, this.m_fScaleY);
}
if (!this.m_tAnchorPointInPixels.IsZero)
{
this.m_tTransform = CCAffineTransform.CCAffineTransformTranslate(this.m_tTransform, -this.m_tAnchorPointInPixels.x, -this.m_tAnchorPointInPixels.y);
}
this.m_bIsTransformDirty = false;
}
return(this.m_tTransform);
}
/// <summary>
/// Returns the matrix that transform the node's (local) space coordinates into the parent's space coordinates.
/// The matrix is in Pixels.
/// @since v0.7.1
/// </summary>
public CCAffineTransform nodeToParentTransform()
{
if (_isTransformDirty)
{
_transform = CCAffineTransform.CCAffineTransformMakeIdentity();
if (!IsRelativeAnchorPoint && !AnchorPointInPixels.IsZero)
{
_transform = CCAffineTransform.CCAffineTransformTranslate(_transform, AnchorPointInPixels.X, AnchorPointInPixels.Y);
}
if (!_positionInPixels.IsZero)
{
_transform = CCAffineTransform.CCAffineTransformTranslate(_transform, _positionInPixels.X, _positionInPixels.Y);
}
if (_rotation != 0f)
{
_transform = CCAffineTransform.CCAffineTransformRotate(_transform, -CCUtils.CC_DEGREES_TO_RADIANS(_rotation));
}
if (_skewX != 0f || _skewY != 0f)
{
// create a skewed coordinate system
CCAffineTransform skew = CCAffineTransform.CCAffineTransformMake(1.0f,
(float)Math.Tan(CCUtils.CC_DEGREES_TO_RADIANS(_skewY)),
(float)Math.Tan(CCUtils.CC_DEGREES_TO_RADIANS(_skewX)), 1.0f, 0.0f, 0.0f);
// apply the skew to the transform
_transform = CCAffineTransform.CCAffineTransformConcat(skew, _transform);
}
if (!(_scaleX == 1f && _scaleY == 1f))
{
_transform = CCAffineTransform.CCAffineTransformScale(_transform, _scaleX, _scaleY);
}
if (!AnchorPointInPixels.IsZero)
{
_transform = CCAffineTransform.CCAffineTransformTranslate(_transform, -AnchorPointInPixels.X, -AnchorPointInPixels.Y);
}
_isTransformDirty = false;
}
return(_transform);
}
// BatchNode methods
/// <summary>
/// updates the quad according the the rotation, position, scale values.
/// </summary>
public void updateTransform()
{
Debug.Assert(m_bUsesBatchNode != null);
// optimization. Quick return if not dirty
if (!m_bDirty)
{
return;
}
CCAffineTransform matrix;
// Optimization: if it is not visible, then do nothing
if (!m_bIsVisible)
{
m_sQuad.br.vertices = m_sQuad.tl.vertices = m_sQuad.tr.vertices = m_sQuad.bl.vertices = new ccVertex3F(0, 0, 0);
m_pobTextureAtlas.updateQuad(m_sQuad, m_uAtlasIndex);
//m_bDirty = m_bRecursiveDirty = false;
return;
}
// Optimization: If parent is batchnode, or parent is nil
// build Affine transform manually
if (m_pParent == null || m_pParent == m_pobBatchNode)
{
float radians = -ccMacros.CC_DEGREES_TO_RADIANS(m_fRotation);
float c = (float)Math.Cos(radians);
float s = (float)Math.Sin(radians);
matrix = CCAffineTransform.CCAffineTransformMake(c * m_fScaleX, s * m_fScaleX,
-s * m_fScaleY, c * m_fScaleY,
m_tPositionInPixels.x, m_tPositionInPixels.y);
if (m_fSkewX > 0 || m_fSkewY > 0)
{
CCAffineTransform skewMatrix = CCAffineTransform.CCAffineTransformMake(1.0f, (float)Math.Tan(ccMacros.CC_DEGREES_TO_RADIANS(m_fSkewY)),
(float)Math.Tan(ccMacros.CC_DEGREES_TO_RADIANS(m_fSkewX)), 1.0f,
0.0f, 0.0f);
matrix = CCAffineTransform.CCAffineTransformConcat(skewMatrix, matrix);
}
matrix = CCAffineTransform.CCAffineTransformTranslate(matrix, -m_tAnchorPointInPixels.x, -m_tAnchorPointInPixels.y);
}
else // parent_ != batchNode_
{
// else do affine transformation according to the HonorParentTransform
matrix = CCAffineTransform.CCAffineTransformMakeIdentity();
ccHonorParentTransform prevHonor = ccHonorParentTransform.CC_HONOR_PARENT_TRANSFORM_ALL;
CCNode p = this;
while (p != null && p is CCSprite && p != m_pobBatchNode)
{
// Might happen. Issue #1053
// how to implement, we can not use dynamic
// CCAssert( [p isKindOfClass:[CCSprite class]], @"CCSprite should be a CCSprite subclass. Probably you initialized an sprite with a batchnode, but you didn't add it to the batch node." );
transformValues_ tv = new transformValues_();
((CCSprite)p).getTransformValues(tv);
// If any of the parents are not visible, then don't draw this node
if (!tv.visible)
{
m_sQuad.br.vertices = m_sQuad.tl.vertices = m_sQuad.tr.vertices = m_sQuad.bl.vertices = new ccVertex3F(0, 0, 0);
m_pobTextureAtlas.updateQuad(m_sQuad, m_uAtlasIndex);
m_bDirty = m_bRecursiveDirty = false;
return;
}
CCAffineTransform newMatrix = CCAffineTransform.CCAffineTransformMakeIdentity();
// 2nd: Translate, Skew, Rotate, Scale
if ((int)prevHonor != 0 & (int)ccHonorParentTransform.CC_HONOR_PARENT_TRANSFORM_TRANSLATE != 0)
{
newMatrix = CCAffineTransform.CCAffineTransformTranslate(newMatrix, tv.pos.x, tv.pos.y);
}
if ((int)prevHonor != 0 & (int)ccHonorParentTransform.CC_HONOR_PARENT_TRANSFORM_ROTATE != 0)
{
newMatrix = CCAffineTransform.CCAffineTransformRotate(newMatrix, -ccMacros.CC_DEGREES_TO_RADIANS(tv.rotation));
}
if ((int)prevHonor != 0 & (int)ccHonorParentTransform.CC_HONOR_PARENT_TRANSFORM_SKEW != 0)
{
CCAffineTransform skew = CCAffineTransform.CCAffineTransformMake(1.0f,
(float)Math.Tan(ccMacros.CC_DEGREES_TO_RADIANS(tv.skew.y)),
(float)Math.Tan(ccMacros.CC_DEGREES_TO_RADIANS(tv.skew.x)), 1.0f, 0.0f, 0.0f);
// apply the skew to the transform
newMatrix = CCAffineTransform.CCAffineTransformConcat(skew, newMatrix);
}
if ((int)prevHonor != 0 & (int)ccHonorParentTransform.CC_HONOR_PARENT_TRANSFORM_SCALE != 0)
{
newMatrix = CCAffineTransform.CCAffineTransformScale(newMatrix, tv.scale.x, tv.scale.y);
}
// 3rd: Translate anchor point
newMatrix = CCAffineTransform.CCAffineTransformTranslate(newMatrix, -tv.ap.x, -tv.ap.y);
// 4th: Matrix multiplication
matrix = CCAffineTransform.CCAffineTransformConcat(matrix, newMatrix);
prevHonor = ((CCSprite)p).honorParentTransform;
p = p.parent;
}
}
//
// calculate the Quad based on the Affine Matrix
//
CCSize size = m_obRectInPixels.size;
float x1 = m_obOffsetPositionInPixels.x;
float y1 = m_obOffsetPositionInPixels.y;
float x2 = x1 + size.width;
float y2 = y1 + size.height;
float x = matrix.tx;
float y = matrix.ty;
float cr = matrix.a;
float sr = matrix.b;
float cr2 = matrix.d;
float sr2 = -matrix.c;
float ax = x1 * cr - y1 * sr2 + x;
float ay = x1 * sr + y1 * cr2 + y;
float bx = x2 * cr - y1 * sr2 + x;
float by = x2 * sr + y1 * cr2 + y;
float cx = x2 * cr - y2 * sr2 + x;
float cy = x2 * sr + y2 * cr2 + y;
float dx = x1 * cr - y2 * sr2 + x;
float dy = x1 * sr + y2 * cr2 + y;
m_sQuad.bl.vertices = new ccVertex3F((float)ax, (float)ay, m_fVertexZ);
m_sQuad.br.vertices = new ccVertex3F((float)bx, (float)by, m_fVertexZ);
m_sQuad.tl.vertices = new ccVertex3F((float)dx, (float)dy, m_fVertexZ);
m_sQuad.tr.vertices = new ccVertex3F((float)cx, (float)cy, m_fVertexZ);
m_pobTextureAtlas.updateQuad(m_sQuad, m_uAtlasIndex);
m_bDirty = m_bRecursiveDirty = false;
}
public void updateTransform()
{
if (this.m_bDirty)
{
if (!base.m_bIsVisible)
{
this.m_sQuad.br.vertices = this.m_sQuad.tl.vertices = this.m_sQuad.tr.vertices = this.m_sQuad.bl.vertices = new ccVertex3F(0f, 0f, 0f);
this.m_pobTextureAtlas.updateQuad(this.m_sQuad, this.m_uAtlasIndex);
}
else
{
CCAffineTransform transform;
if ((base.m_pParent == null) || (base.m_pParent == this.m_pobBatchNode))
{
float num = -ccMacros.CC_DEGREES_TO_RADIANS(base.m_fRotation);
float num2 = (float)Math.Cos((double)num);
float num3 = (float)Math.Sin((double)num);
transform = CCAffineTransform.CCAffineTransformMake(num2 * base.m_fScaleX, num3 * base.m_fScaleX, -num3 * base.m_fScaleY, num2 * base.m_fScaleY, base.m_tPositionInPixels.x, base.m_tPositionInPixels.y);
if ((base.m_fSkewX > 0f) || (base.m_fSkewY > 0f))
{
transform = CCAffineTransform.CCAffineTransformConcat(CCAffineTransform.CCAffineTransformMake(1f, (float)Math.Tan((double)ccMacros.CC_DEGREES_TO_RADIANS(base.m_fSkewY)), (float)Math.Tan((double)ccMacros.CC_DEGREES_TO_RADIANS(base.m_fSkewX)), 1f, 0f, 0f), transform);
}
transform = CCAffineTransform.CCAffineTransformTranslate(transform, -base.m_tAnchorPointInPixels.x, -base.m_tAnchorPointInPixels.y);
}
else
{
transform = CCAffineTransform.CCAffineTransformMakeIdentity();
ccHonorParentTransform honorParentTransform = ccHonorParentTransform.CC_HONOR_PARENT_TRANSFORM_ALL;
for (CCNode node = this; ((node != null) && (node is CCSprite)) && (node != this.m_pobBatchNode); node = node.parent)
{
transformValues_ tv = new transformValues_();
((CCSprite)node).getTransformValues(tv);
if (!tv.visible)
{
this.m_sQuad.br.vertices = this.m_sQuad.tl.vertices = this.m_sQuad.tr.vertices = this.m_sQuad.bl.vertices = new ccVertex3F(0f, 0f, 0f);
this.m_pobTextureAtlas.updateQuad(this.m_sQuad, this.m_uAtlasIndex);
this.m_bDirty = this.m_bRecursiveDirty = false;
return;
}
CCAffineTransform t = CCAffineTransform.CCAffineTransformMakeIdentity();
if (honorParentTransform != ((ccHonorParentTransform)0))
{
t = CCAffineTransform.CCAffineTransformTranslate(t, tv.pos.x, tv.pos.y);
}
if (honorParentTransform != ((ccHonorParentTransform)0))
{
t = CCAffineTransform.CCAffineTransformRotate(t, -ccMacros.CC_DEGREES_TO_RADIANS(tv.rotation));
}
if (honorParentTransform != ((ccHonorParentTransform)0))
{
t = CCAffineTransform.CCAffineTransformConcat(CCAffineTransform.CCAffineTransformMake(1f, (float)Math.Tan((double)ccMacros.CC_DEGREES_TO_RADIANS(tv.skew.y)), (float)Math.Tan((double)ccMacros.CC_DEGREES_TO_RADIANS(tv.skew.x)), 1f, 0f, 0f), t);
}
if (honorParentTransform != ((ccHonorParentTransform)0))
{
t = CCAffineTransform.CCAffineTransformScale(t, tv.scale.x, tv.scale.y);
}
t = CCAffineTransform.CCAffineTransformTranslate(t, -tv.ap.x, -tv.ap.y);
transform = CCAffineTransform.CCAffineTransformConcat(transform, t);
honorParentTransform = ((CCSprite)node).honorParentTransform;
}
}
CCSize size = this.m_obRectInPixels.size;
float x = this.m_obOffsetPositionInPixels.x;
float y = this.m_obOffsetPositionInPixels.y;
float num6 = x + size.width;
float num7 = y + size.height;
float tx = transform.tx;
float ty = transform.ty;
float a = transform.a;
float b = transform.b;
float d = transform.d;
float num13 = -transform.c;
float inx = ((x * a) - (y * num13)) + tx;
float iny = ((x * b) + (y * d)) + ty;
float num16 = ((num6 * a) - (y * num13)) + tx;
float num17 = ((num6 * b) + (y * d)) + ty;
float num18 = ((num6 * a) - (num7 * num13)) + tx;
float num19 = ((num6 * b) + (num7 * d)) + ty;
float num20 = ((x * a) - (num7 * num13)) + tx;
float num21 = ((x * b) + (num7 * d)) + ty;
this.m_sQuad.bl.vertices = new ccVertex3F(inx, iny, base.m_fVertexZ);
this.m_sQuad.br.vertices = new ccVertex3F(num16, num17, base.m_fVertexZ);
this.m_sQuad.tl.vertices = new ccVertex3F(num20, num21, base.m_fVertexZ);
this.m_sQuad.tr.vertices = new ccVertex3F(num18, num19, base.m_fVertexZ);
this.m_pobTextureAtlas.updateQuad(this.m_sQuad, this.m_uAtlasIndex);
this.m_bDirty = this.m_bRecursiveDirty = false;
}
}
}