• Ambient And Directional Lighting In Spherical Harmonics 22 Jul

• Bidirectional Path Tracing In Participating Media 15 Jul
• Bidirectional Instant Radiosity 8 Apr
• Sampling Sun And Sky 30 Mar

• Virtual Point Light Bias Compensation 9 May
• Projected Solid Angle Is Projected 16 Apr
• Now You're Lighting With Portals 31 Jan
• Two-Way Path Tracing 3 Jan

• Spherical Harmonic Basis Functions 16 Oct
• Gamma-Correct Rendering 14 May

• Representing Rotations in Quaternion Arithmetic 1 May