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-rw-r--r--src/gallium/include/pipe/p_defines.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h
index 61c1a5335b5..304c3dcb2bb 100644
--- a/src/gallium/include/pipe/p_defines.h
+++ b/src/gallium/include/pipe/p_defines.h
@@ -644,7 +644,18 @@ enum pipe_reset_status
enum pipe_conservative_raster_mode
{
PIPE_CONSERVATIVE_RASTER_OFF,
+
+ /**
+ * The post-snap mode means the conservative rasterization occurs after
+ * the conversion from floating-point to fixed-point coordinates
+ * on the subpixel grid.
+ */
PIPE_CONSERVATIVE_RASTER_POST_SNAP,
+
+ /**
+ * The pre-snap mode means the conservative rasterization occurs before
+ * the conversion from floating-point to fixed-point coordinates.
+ */
PIPE_CONSERVATIVE_RASTER_PRE_SNAP,
};