wyPoint wySkeletalSprite::getBonePositionRelativeToWorld(const char* boneName) {
// basic check
if(!m_skeleton)
return wypZero;
// get bone
wyBone* bone = m_skeleton->getBone(boneName);
if(!bone)
return wypZero;
// get bone node
wyBone::State& state = bone->getState(this);
wyAffineTransform t = state.node->getNodeToWorldTransform();
wyPoint pos = wyp(state.x, state.y);
return wyaTransformPoint(t, pos);
}
void wySpriteEx::updateVertices(wyAffineTransform& t) {
// if not visible then everything is 0
if(!m_visible) {
memset(&(m_vertices), 0, sizeof(wyQuad3D));
} else {
float x1 = m_autoFit ? 0 : m_pointLeftBottom.x;
float y1 = m_autoFit ? 0 : m_pointLeftBottom.y;
float x2 = x1 + (m_autoFit ? m_width : (m_rotatedZwoptex ? m_texRect.height : m_texRect.width));
float y2 = y1 + (m_autoFit ? m_height : (m_rotatedZwoptex ? m_texRect.width : m_texRect.height));
m_vertices.bl_x = x1;
m_vertices.bl_y = y1;
m_vertices.bl_z = 0;
m_vertices.br_x = x2;
m_vertices.br_y = y1;
m_vertices.br_z = 0;
m_vertices.tl_x = x1;
m_vertices.tl_y = y2;
m_vertices.tl_z = 0;
m_vertices.tr_x = x2;
m_vertices.tr_y = y2;
m_vertices.tr_z = 0;
if(m_flipY) {
// adjust vertices y value
m_vertices.bl_y = m_height - m_vertices.bl_y;
m_vertices.br_y = m_height - m_vertices.br_y;
m_vertices.tl_y = m_height - m_vertices.tl_y;
m_vertices.tr_y = m_height - m_vertices.tr_y;
// swap bl and tl, swap br and tr
wyUtils::swap((float*)&m_vertices, 0, 6);
wyUtils::swap((float*)&m_vertices, 1, 7);
wyUtils::swap((float*)&m_vertices, 2, 8);
wyUtils::swap((float*)&m_vertices, 3, 9);
wyUtils::swap((float*)&m_vertices, 4, 10);
wyUtils::swap((float*)&m_vertices, 5, 11);
}
if(m_flipX) {
// adjust vertices x value
m_vertices.bl_x = m_width - m_vertices.bl_x;
m_vertices.br_x = m_width - m_vertices.br_x;
m_vertices.tl_x = m_width - m_vertices.tl_x;
m_vertices.tr_x = m_width - m_vertices.tr_x;
// swap bl and br, swap tl and tr
wyUtils::swap((float*)&m_vertices, 0, 3);
wyUtils::swap((float*)&m_vertices, 1, 4);
wyUtils::swap((float*)&m_vertices, 2, 5);
wyUtils::swap((float*)&m_vertices, 6, 9);
wyUtils::swap((float*)&m_vertices, 7, 10);
wyUtils::swap((float*)&m_vertices, 8, 11);
}
wyPoint temp;
temp.x = m_vertices.bl_x;
temp.y = m_vertices.bl_y;
temp = wyaTransformPoint(t, temp);
m_vertices.bl_x = temp.x;
m_vertices.bl_y = temp.y;
temp.x = m_vertices.br_x;
temp.y = m_vertices.br_y;
temp = wyaTransformPoint(t, temp);
m_vertices.br_x = temp.x;
m_vertices.br_y = temp.y;
temp.x = m_vertices.tl_x;
temp.y = m_vertices.tl_y;
temp = wyaTransformPoint(t, temp);
m_vertices.tl_x = temp.x;
m_vertices.tl_y = temp.y;
temp.x = m_vertices.tr_x;
temp.y = m_vertices.tr_y;
temp = wyaTransformPoint(t, temp);
m_vertices.tr_x = temp.x;
m_vertices.tr_y = temp.y;
}
}
wyPoint wyNode::nodeToParentSpace(wyPoint p) {
updateNodeToParentTransform();
return wyaTransformPoint(m_transformMatrix, p);
}
wyPoint wyNode::parentToNodeSpace(wyPoint p) {
updateParentToNodeTransform();
return wyaTransformPoint(m_inverseMatrix, p);
}
wyPoint wyNode::nodeToWorldSpace(wyPoint p) {
wyAffineTransform t = getNodeToWorldTransform();
return wyaTransformPoint(t, p);
}
wyPoint wyNode::worldToNodeSpace(wyPoint p) {
wyAffineTransform t = getWorldToNodeTransform();
return wyaTransformPoint(t, p);
}
