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Diffstat (limited to 'src/gallium/docs/source')
| -rw-r--r-- | src/gallium/docs/source/tgsi.rst | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/src/gallium/docs/source/tgsi.rst b/src/gallium/docs/source/tgsi.rst index 3af1fb717a2..926527151c4 100644 --- a/src/gallium/docs/source/tgsi.rst +++ b/src/gallium/docs/source/tgsi.rst @@ -2400,14 +2400,32 @@ Edge flags are used to control which lines or points are actually drawn when the polygon mode converts triangles/quads/polygons into points or lines. + TGSI_SEMANTIC_STENCIL -"""""""""""""""""""""" +""""""""""""""""""""" -For fragment shaders, this semantic label indicates than an output +For fragment shaders, this semantic label indicates that an output is a writable stencil reference value. Only the Y component is writable. This allows the fragment shader to change the fragments stencilref value. +TGSI_SEMANTIC_VIEWPORT_INDEX +"""""""""""""""""""""""""""" + +For geometry shaders, this semantic label indicates that an output +contains the index of the viewport (and scissor) to use. +Only the X value is used. + + +TGSI_SEMANTIC_LAYER +""""""""""""""""""" + +For geometry shaders, this semantic label indicates that an output +contains the layer value to use for the color and depth/stencil surfaces. +Only the X value is used. (Also known as rendertarget array index.) + + + Declaration Interpolate ^^^^^^^^^^^^^^^^^^^^^^^ |