Mesa (master): gallium: add new properties for clip and cull distance usage
Marek Olšák
mareko at kemper.freedesktop.org
Tue Oct 20 11:29:05 UTC 2015
Module: Mesa
Branch: master
Commit: e70c66197ea10cf052010c7352420a2ae0b0a50a
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=e70c66197ea10cf052010c7352420a2ae0b0a50a
Author: Marek Olšák <marek.olsak at amd.com>
Date: Sat Oct 17 23:15:28 2015 +0200
gallium: add new properties for clip and cull distance usage
The TGSI usage mask can't be used, because these are declared as an output
array of 2 elements.
Reviewed-by: Ilia Mirkin <imirkin at alum.mit.edu>
Reviewed-by: Brian Paul <brianp at vmware.com>
---
src/gallium/auxiliary/tgsi/tgsi_strings.c | 2 ++
src/gallium/docs/source/tgsi.rst | 10 ++++++++++
src/gallium/include/pipe/p_shader_tokens.h | 4 +++-
3 files changed, 15 insertions(+), 1 deletion(-)
diff --git a/src/gallium/auxiliary/tgsi/tgsi_strings.c b/src/gallium/auxiliary/tgsi/tgsi_strings.c
index 8271ea0..89369d6 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_strings.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_strings.c
@@ -137,6 +137,8 @@ const char *tgsi_property_names[TGSI_PROPERTY_COUNT] =
"TES_SPACING",
"TES_VERTEX_ORDER_CW",
"TES_POINT_MODE",
+ "NUM_CLIPDIST_ENABLED",
+ "NUM_CULLDIST_ENABLED",
};
const char *tgsi_return_type_names[TGSI_RETURN_TYPE_COUNT] =
diff --git a/src/gallium/docs/source/tgsi.rst b/src/gallium/docs/source/tgsi.rst
index 314fe1b..01e18f3 100644
--- a/src/gallium/docs/source/tgsi.rst
+++ b/src/gallium/docs/source/tgsi.rst
@@ -3126,6 +3126,16 @@ TES_POINT_MODE
If set to a non-zero value, this turns on point mode for the tessellator,
which means that points will be generated instead of primitives.
+NUM_CLIPDIST_ENABLED
+""""""""""""""""
+
+How many clip distance scalar outputs are enabled.
+
+NUM_CULLDIST_ENABLED
+""""""""""""""""
+
+How many cull distance scalar outputs are enabled.
+
Texture Sampling and Texture Formats
------------------------------------
diff --git a/src/gallium/include/pipe/p_shader_tokens.h b/src/gallium/include/pipe/p_shader_tokens.h
index b36e0a3..e0ab901 100644
--- a/src/gallium/include/pipe/p_shader_tokens.h
+++ b/src/gallium/include/pipe/p_shader_tokens.h
@@ -267,7 +267,9 @@ union tgsi_immediate_data
#define TGSI_PROPERTY_TES_SPACING 12
#define TGSI_PROPERTY_TES_VERTEX_ORDER_CW 13
#define TGSI_PROPERTY_TES_POINT_MODE 14
-#define TGSI_PROPERTY_COUNT 15
+#define TGSI_PROPERTY_NUM_CLIPDIST_ENABLED 15
+#define TGSI_PROPERTY_NUM_CULLDIST_ENABLED 16
+#define TGSI_PROPERTY_COUNT 17
struct tgsi_property {
unsigned Type : 4; /**< TGSI_TOKEN_TYPE_PROPERTY */
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