1. Eindhoven Technische Universiteit An Experimental Design System for the Very Early Design Stage B. de Vries A.J. Jessurun

2. Eindhoven Technische Universiteit VR-DIS Projects Interactive Design System Distributed Multidisciplinary Design Interactive Measurement of user Reactions Scientific Topics Case Based Reasoning Conjoint Models Design Methodology and CAD Feature Based Modeling Multi Agent Systems User Interfaces

3. Eindhoven Technische Universiteit Case fit spaces check requirements ordering spaces plan layout façade impression roof shapes

4. Eindhoven Technische Universiteit Feature Based Modeling Flexibility: Feature Sharing Extensibility: Inheritance, Decomposition, Association Evolution: Feature Types, Feature Instances

5. Eindhoven Technische Universiteit Design Agent: Constraints 1create interval objects 2create interval constraints 3build equations 4solve equations (Simplex, BiConjugate Gradient)

6. Eindhoven Technische Universiteit Space Analysis Tool Design Phase: Client Brief - Space Layout Spaces : Shape = Box Relationships: Space_A adjacent to Space_B Space_A in Space_B Space_A on Space_B Constraints: Dimension, Position Relative Absolute

7. Eindhoven Technische Universiteit System Architecture

8. Eindhoven Technische Universiteit Step 1: Feature View instance building element types (e.g. kitchen) instance shape type (=box) associate shape to building element

9. Eindhoven Technische Universiteit Step 2: Scale Model View

10. Eindhoven Technische Universiteit Step 3: Resize Spaces

11. Eindhoven Technische Universiteit Step 4: Order Spaces

12. Eindhoven Technische Universiteit Step 5: Add Constraints

13. Eindhoven Technische Universiteit Step 6: Solve Constraints

14. Eindhoven Technische Universiteit Step 7: Fix/Release Positions and Dimensions

15. Eindhoven Technische Universiteit Step 8: Evaluate Space Composition

16. Eindhoven Technische Universiteit Discussion No calculated design solutions, but limiting of the design solution space Constraints do not replace grid/snap Add constraints ‘carefully’ Solve for: ordering of spaces check of implicit/explicit design constraints

17. Eindhoven Technische Universiteit Future Developments VR - Feature Tool Generic Design Knowledge (CBR) User Interface for Geometric Manipulations Materialization of Space Boundaries Creation of Structural Elements in Spaces