• Challenge
• Goal and specs
• WebGL limitations
• Algorithms
• Normalization
• Goldfeather
• SCS
• Render convex intersections
• Render convex differences
• Clip transparent areas
• Render using correct material
• Merge products into accumulation buffer
• SCS optimization opportunities
• Merging
• Merge using ID materials
• Special case: Only intersections
• Special case: Single positive object
• Special case: Single positive object, no differences