Source 2006
Revision as of 13:14, 30 August 2019 by Deprecated (talk | contribs) (Added engine branch navigation box template, changed header text to reflect article move)
The Source 2006 engine branch, also known as the Episode One engine branch, was released in 2006 with 
Half-Life 2: Episode One. It was obsoleted by the Orange Box/Source 2007 branch. It requires Half-Life 2 content to operate.
The SDK and SDK Base game for this branch are free to all Steam users.
Features
New since Half-Life 2:
- High Dynamic Range rendering
- A simulation of brightness values outside computer monitors' actual range, and of aperture adjustment.
- Phong shading
- Diffuse reflections for skin and other roughened surfaces.
- Facial animation upgrades
- More detail and intenser shapes for close-up performances.
- Dynamic interactions
- Dynamic interactions between NPCs using special animations.
- Lightwarp textures
- 1D textures that tint a material per-texel depending on their brightness.
- DirectX 9 Shader Model 3
- Unlocks greatly improved shader performance.
- Detail prop shapes
- Improved detail sprites that sway in the breeze and bend away from nearby players.
Availability
Gamecode for this branch is included in the Source SDK.
