void ScaleAndBiasDlg::CopyScaleAndBias() {
FLOATMATRIX4 bias;
FLOATMATRIX4 scale;
bias.Translation(biasVec);
scale.Scaling(scaleVec);
SetExpertTransform(scale*bias);
}
void Mesh::ScaleAndBias(const FLOATVECTOR3& scale,
const FLOATVECTOR3& translation) {
for (VertVec::iterator i = m_Data.m_vertices.begin();i<m_Data.m_vertices.end();i++)
*i = (*i*scale) + translation;
m_Bounds[0] = (m_Bounds[0] * scale) + translation;
m_Bounds[1] = (m_Bounds[1] * scale) + translation;
FLOATMATRIX4 s; s.Scaling(scale);
FLOATMATRIX4 b; b.Translation(translation);
m_TransformFromOriginal = m_TransformFromOriginal * s * b;
GeometryHasChanged(false, true);
}
FLOATMATRIX4 GLRaycaster::ComputeEyeToTextureMatrix(const RenderRegion &renderRegion,
FLOATVECTOR3 p1, FLOATVECTOR3 t1,
FLOATVECTOR3 p2, FLOATVECTOR3 t2,
EStereoID eStereoID) const {
FLOATMATRIX4 m;
FLOATMATRIX4 mInvModelView = renderRegion.modelView[size_t(eStereoID)].inverse();
FLOATVECTOR3 vTrans1 = -p1;
FLOATVECTOR3 vScale = (t2-t1) / (p2-p1);
FLOATVECTOR3 vTrans2 = t1;
FLOATMATRIX4 mTrans1;
FLOATMATRIX4 mScale;
FLOATMATRIX4 mTrans2;
mTrans1.Translation(vTrans1.x,vTrans1.y,vTrans1.z);
mScale.Scaling(vScale.x,vScale.y,vScale.z);
mTrans2.Translation(vTrans2.x,vTrans2.y,vTrans2.z);
m = mInvModelView * mTrans1 * mScale * mTrans2;
return m;
}