Mesa (master): gallium: decrease the size of pipe_rasterizer_state - 36 -> 32 bytes

[Marek Olšák]

Module: Mesa
Branch: master
Commit: 15ff2f7aa97d47aa3f82e877b0edca5f2eb8921c
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=15ff2f7aa97d47aa3f82e877b0edca5f2eb8921c

Author: Marek Olšák <marek.olsak at amd.com>
Date:   Sun Apr  2 01:10:36 2017 +0200

gallium: decrease the size of pipe_rasterizer_state - 36 -> 32 bytes

Reviewed-by: Nicolai Hähnle <nicolai.haehnle at amd.com>
Reviewed-by: Brian Paul <brianp at vmware.com>

---

 src/gallium/include/pipe/p_state.h | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/gallium/include/pipe/p_state.h b/src/gallium/include/pipe/p_state.h
index ce19b9292c..5d995dcc16 100644
--- a/src/gallium/include/pipe/p_state.h
+++ b/src/gallium/include/pipe/p_state.h
@@ -158,7 +158,13 @@ struct pipe_rasterizer_state
    unsigned line_stipple_factor:8;  /**< [1..256] actually */
    unsigned line_stipple_pattern:16;
 
-   uint32_t sprite_coord_enable; /* referring to 32 TEXCOORD/GENERIC inputs */
+   /**
+    * Replace the given TEXCOORD inputs with point coordinates, max. 8 inputs.
+    * If TEXCOORD (including PCOORD) are unsupported, replace GENERIC inputs
+    * instead. Max. 9 inputs: 8x GENERIC to emulate TEXCOORD, and 1x GENERIC
+    * to emulate PCOORD.
+    */
+   uint16_t sprite_coord_enable; /* 0-7: TEXCOORD/GENERIC, 8: PCOORD */
 
    float line_width;
    float point_size;           /**< used when no per-vertex size */