From: Ian Romanick <ian.d.roman...@intel.com> This system value represents the basevertex value passed to glDrawElementsBaseVertex and related functions.
Signed-off-by: Ian Romanick <ian.d.roman...@intel.com> --- src/mesa/main/mtypes.h | 15 ++++++++++++++- src/mesa/state_tracker/st_glsl_to_tgsi.cpp | 1 + 2 files changed, 15 insertions(+), 1 deletion(-) diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h index c603007..99037c6 100644 --- a/src/mesa/main/mtypes.h +++ b/src/mesa/main/mtypes.h @@ -2084,7 +2084,12 @@ typedef enum * gl_VertexID gets basevertex added in. This differs from DirectX where * SV_VertexID does \b not get basevertex added in. * - * \sa SYSTEM_VALUE_VERTEX_ID_ZERO_BASE + * \note + * If all system values are available, \c SYSTEM_VALUE_VERTEX_ID will be + * equal to \c SYSTEM_VALUE_VERTEX_ID_ZERO_BASE plus + * \c SYSTEM_VALUE_BASE_VERTEX. + * + * \sa SYSTEM_VALUE_VERTEX_ID_ZERO_BASE, SYSTEM_VALUE_BASE_VERTEX */ SYSTEM_VALUE_VERTEX_ID, @@ -2126,6 +2131,14 @@ typedef enum * \sa SYSTEM_VALUE_VERTEX_ID, SYSTEM_VALUE_BASE_VERTEX */ SYSTEM_VALUE_VERTEX_ID_ZERO_BASE, + + /** + * Value of \c basevertex passed to \c glDrawElementsBaseVertex and similar + * functions. + * + * \sa SYSTEM_VALUE_VERTEX_ID, SYSTEM_VALUE_VERTEX_ID_ZERO_BASE + */ + SYSTEM_VALUE_BASE_VERTEX, /*@}*/ /** diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp index 81f08cd..68c6b59 100644 --- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp +++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp @@ -4172,6 +4172,7 @@ const unsigned _mesa_sysval_to_semantic[SYSTEM_VALUE_MAX] = { TGSI_SEMANTIC_VERTEXID, TGSI_SEMANTIC_INSTANCEID, 0, + 0, /* Geometry shader */ -- 2.0.2 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev