From: Samuel Pitoiset Date: Sat, 10 Sep 2016 15:10:46 +0000 (+0200) Subject: tgsi: document semantics for compute shaders X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=3f3640c86cd850d7d85fe83f102634af92aa894e;p=mesa.git tgsi: document semantics for compute shaders Signed-off-by: Samuel Pitoiset Reviewed-by: Nicolai Hähnle --- diff --git a/src/gallium/docs/source/tgsi.rst b/src/gallium/docs/source/tgsi.rst index c6e5ceb7ece..881aef6a797 100644 --- a/src/gallium/docs/source/tgsi.rst +++ b/src/gallium/docs/source/tgsi.rst @@ -3054,6 +3054,34 @@ parameter to the clEnqueueNDRangeKernel call with which the shader was started. +TGSI_SEMANTIC_GRID_SIZE +""""""""""""""""""""""" + +For compute shaders, this semantic indicates the maximum (x, y, z) dimensions +of a grid of thread blocks. + + +TGSI_SEMANTIC_BLOCK_ID +"""""""""""""""""""""" + +For compute shaders, this semantic indicates the (x, y, z) coordinates of the +current block inside of the grid. + + +TGSI_SEMANTIC_BLOCK_SIZE +"""""""""""""""""""""""" + +For compute shaders, this semantic indicates the maximum (x, y, z) dimensions +of a block in threads. + + +TGSI_SEMANTIC_THREAD_ID +""""""""""""""""""""""" + +For compute shaders, this semantic indicates the (x, y, z) coordinates of the +current thread inside of the block. + + Declaration Interpolate ^^^^^^^^^^^^^^^^^^^^^^^