From 4394736252fd79827a635a9746243689fef76b05 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Fri, 21 Mar 2008 11:03:53 -0600 Subject: [PATCH] gallium: added DXT formats (preliminary, will probably change) --- src/gallium/include/pipe/p_format.h | 24 +++++++++++++++++++++++- 1 file changed, 23 insertions(+), 1 deletion(-) diff --git a/src/gallium/include/pipe/p_format.h b/src/gallium/include/pipe/p_format.h index 5f7b7c7..3238b15 100644 --- a/src/gallium/include/pipe/p_format.h +++ b/src/gallium/include/pipe/p_format.h @@ -49,6 +49,8 @@ extern "C" { */ #define PIPE_FORMAT_LAYOUT_RGBAZS 0 #define PIPE_FORMAT_LAYOUT_YCBCR 1 +#define PIPE_FORMAT_LAYOUT_DXT 2 /**< XXX temporary? */ + static INLINE uint pf_layout(uint f) /**< PIPE_FORMAT_LAYOUT_ */ { @@ -199,6 +201,20 @@ static INLINE uint pf_rev(pipe_format_ycbcr_t f) return (f >> 2) & 0x1; } + +/** + * Compresssed format layouts (this will probably change) + */ +#define _PIPE_FORMAT_DXT( LEVEL, RSIZE, GSIZE, BSIZE, ASIZE ) \ + ((PIPE_FORMAT_LAYOUT_DXT << 0) | \ + ((LEVEL) << 2) | \ + ((RSIZE) << 5) | \ + ((GSIZE) << 8) | \ + ((BSIZE) << 11) | \ + ((ASIZE) << 14) ) + + + /** * Texture/surface image formats (preliminary) */ @@ -289,7 +305,13 @@ enum pipe_format { PIPE_FORMAT_L8_SRGB = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RRR1, 1, 1, 1, 1, PIPE_FORMAT_TYPE_SRGB ), PIPE_FORMAT_A8_L8_SRGB = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RRRG, 1, 1, 1, 1, PIPE_FORMAT_TYPE_SRGB ), PIPE_FORMAT_R8G8B8_SRGB = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 1, 1, 1, 0, PIPE_FORMAT_TYPE_SRGB ), - PIPE_FORMAT_R8G8B8A8_SRGB = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 1, 1, 1, 1, PIPE_FORMAT_TYPE_SRGB ) + PIPE_FORMAT_R8G8B8A8_SRGB = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 1, 1, 1, 1, PIPE_FORMAT_TYPE_SRGB ), + + /* compressed formats */ + PIPE_FORMAT_DXT1_RGB = _PIPE_FORMAT_DXT( 1, 8, 8, 8, 0 ), + PIPE_FORMAT_DXT1_RGBA = _PIPE_FORMAT_DXT( 1, 8, 8, 8, 8 ), + PIPE_FORMAT_DXT3_RGBA = _PIPE_FORMAT_DXT( 3, 8, 8, 8, 8 ), + PIPE_FORMAT_DXT5_RGBA = _PIPE_FORMAT_DXT( 5, 8, 8, 8, 8 ) }; -- 2.7.4