RG82855GMESL72L Datasheet, PDF (7/213 Pages) Intel Corporation – Intel® 855GM/855GME Chipset Graphics and Memory Controller Hub (GMCH)

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6.4.2.8 Scan Converter.................................................................. 143
6.4.2.9 Texture Engine .................................................................. 143
6.4.2.10 Perspective Correct Texture Support................................ 144
6.4.2.11 Texture Decompression .................................................... 144
6.4.2.12 Texture Chromakey........................................................... 144
6.4.2.13 Anti-Aliasing....................................................................... 144
6.4.2.14 Texture Map Filtering ........................................................ 145
6.4.2.15 Multiple Texture Composition............................................ 145
6.4.2.16 Cubic Environment Mapping ............................................. 146
6.4.2.17 Bump Mapping .................................................................. 146
6.4.3 Raster Engine ..................................................................................... 146
6.4.3.1 Texture Map Blending ....................................................... 146
6.4.3.2 Combining Intrinsic and Specular Color Components ...... 146
6.4.3.3 Color Shading Modes........................................................ 147
6.4.3.4 Color Dithering................................................................... 147
6.4.3.5 Vertex and Per Pixel Fogging............................................ 147
6.4.3.6 Alpha Blending .................................................................. 147
6.4.3.7 Color Buffer Formats: (Destination Alpha) ........................ 148
6.4.3.8 Depth Buffer ...................................................................... 148
6.4.3.9 Stencil Buffer ..................................................................... 148
6.4.3.10 Projective Textures............................................................ 149
6.4.4 2D Engine ........................................................................................... 149
6.4.4.1 256-Bit Pattern Fill and BLT Engine .................................. 149
6.4.4.2 Alpha Stretch BLT ............................................................. 150
6.4.5 Planes and Engines ............................................................................ 150
6.4.5.1 Dual Pipe Independent Display Functionality.................... 150
6.4.6 Hardware Cursor Plane ...................................................................... 150
6.4.6.1 Cursor Color Formats........................................................ 151
6.4.6.2 Popup Plane (Second Cursor) .......................................... 151
6.4.6.3 Popup Color Formats ........................................................ 151
6.4.7 Overlay Plane ..................................................................................... 151
6.4.7.1 Multiple Overlays (Display C) ............................................ 151
6.4.7.2 Source/Destination Color/Chromakeying .......................... 151
6.4.7.3 Gamma Correction ............................................................ 152
6.4.7.4 YUV to RGB Conversion ................................................... 152
6.4.7.5 Color Control ..................................................................... 152
6.4.7.6 Dynamic Bob and Weave.................................................. 152
6.4.8 Video Functionality.............................................................................. 152
6.4.8.1 MPEG-2 Decoding ............................................................ 152
6.4.8.2 Hardware Motion Compensation....................................... 153
6.4.8.3 Sub-picture Support .......................................................... 153
6.5 Display Interface................................................................................................. 153
6.5.1 Analog Display Port Characteristics ................................................... 153
6.5.1.1 Integrated RAMDAC.......................................................... 154
6.5.1.2 DDC (Display Data Channel) ............................................ 154
6.5.2 Digital Display Interface ...................................................................... 154
6.5.2.1 Dedicated LVDS Interface................................................. 154
6.5.2.2 LVDS Interface Signals ..................................................... 155
6.5.2.3 LVDS Pair States............................................................... 155
6.5.2.4 Single Channel versus Dual Channel Mode ..................... 155
6.5.2.5 LVDS Channel Skew ......................................................... 155
6.5.2.6 SSC Support...................................................................... 155
6.5.2.7 Panel Power Sequencing .................................................. 156
Datasheet
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