AxisAlignedBox::Transform now apply translation

Added an optionnal argument to prevent translation from being applied
Updated demo


Former-commit-id: c56cb04733379eb6dda98b150931fb0e496ef889
This commit is contained in:
Lynix 2012-12-28 22:57:40 +01:00
parent 31a04abcaa
commit 49f37e17ae
3 changed files with 4 additions and 5 deletions

View File

@ -483,7 +483,7 @@ int main()
NzDebugDrawer::Draw(hellknight.GetAABB()); NzDebugDrawer::Draw(hellknight.GetAABB());
NzAxisAlignedBox aabb(drfreak.GetMesh()->GetAABB()); NzAxisAlignedBox aabb(drfreak.GetMesh()->GetAABB());
aabb.Transform(drfreak.GetTransformMatrix()); aabb.Transform(drfreak.GetTransformMatrix(), false);
NzRenderer::SetMatrix(nzMatrixType_World, NzMatrix4f::Translate(drfreak.GetDerivedTranslation())); NzRenderer::SetMatrix(nzMatrixType_World, NzMatrix4f::Translate(drfreak.GetDerivedTranslation()));
NzDebugDrawer::SetPrimaryColor(NzColor::Red); NzDebugDrawer::SetPrimaryColor(NzColor::Red);

View File

@ -42,7 +42,7 @@ class NAZARA_API NzAxisAlignedBox
NzString ToString() const; NzString ToString() const;
void Transform(const NzMatrix4f& matrix); void Transform(const NzMatrix4f& matrix, bool applyTranslation = true);
operator NzString() const; operator NzString() const;

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@ -206,19 +206,18 @@ NzString NzAxisAlignedBox::ToString() const
return "NzAxisAlignedBox(ERROR)"; return "NzAxisAlignedBox(ERROR)";
} }
void NzAxisAlignedBox::Transform(const NzMatrix4f& matrix) void NzAxisAlignedBox::Transform(const NzMatrix4f& matrix, bool applyTranslation)
{ {
if (m_extend != nzExtend_Finite) if (m_extend != nzExtend_Finite)
return; return;
NzVector3f center = matrix.Transform(m_cube.GetCenter(), 0.f); // 0.f pour annuler la translation NzVector3f center = matrix.Transform(m_cube.GetCenter(), (applyTranslation) ? 1.f : 0.f); // Valeur multipliant la translation
NzVector3f halfSize = m_cube.GetSize() * 0.5f; NzVector3f halfSize = m_cube.GetSize() * 0.5f;
halfSize.Set(std::fabs(matrix(0,0))*halfSize.x + std::fabs(matrix(1,0))*halfSize.y + std::fabs(matrix(2,0))*halfSize.z, halfSize.Set(std::fabs(matrix(0,0))*halfSize.x + std::fabs(matrix(1,0))*halfSize.y + std::fabs(matrix(2,0))*halfSize.z,
std::fabs(matrix(0,1))*halfSize.x + std::fabs(matrix(1,1))*halfSize.y + std::fabs(matrix(2,1))*halfSize.z, std::fabs(matrix(0,1))*halfSize.x + std::fabs(matrix(1,1))*halfSize.y + std::fabs(matrix(2,1))*halfSize.z,
std::fabs(matrix(0,2))*halfSize.x + std::fabs(matrix(1,2))*halfSize.y + std::fabs(matrix(2,2))*halfSize.z); std::fabs(matrix(0,2))*halfSize.x + std::fabs(matrix(1,2))*halfSize.y + std::fabs(matrix(2,2))*halfSize.z);
m_cube.Set(center - halfSize, center + halfSize); m_cube.Set(center - halfSize, center + halfSize);
} }