[Mesa-dev] [RFC][PATCH 0/5] mesa: Add types for AMD_depth_clamp_separate.

[Sagar Ghuge]

Add some basic types and storage for the
AMD_depth_clamp_separate extension.

Signed-off-by: Sagar Ghuge <sagar.ghuge at intel.com>
---
 include/GL/glcorearb.h           | 2 ++
 src/mesa/main/extensions_table.h | 1 +
 src/mesa/main/mtypes.h           | 9 +++++++++
 3 files changed, 12 insertions(+)

diff --git a/include/GL/glcorearb.h b/include/GL/glcorearb.h
index a78bbb6e18..d73ca5a8df 100644
--- a/include/GL/glcorearb.h
+++ b/include/GL/glcorearb.h
@@ -1558,6 +1558,8 @@ typedef int64_t GLint64;
 #define GL_MAX_FRAGMENT_INPUT_COMPONENTS  0x9125
 #define GL_CONTEXT_PROFILE_MASK           0x9126
 #define GL_DEPTH_CLAMP                    0x864F
+#define GL_DEPTH_CLAMP_NEAR_AMD           0x901E
+#define GL_DEPTH_CLAMP_FAR_AMD            0x901F
 #define GL_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION 0x8E4C
 #define GL_FIRST_VERTEX_CONVENTION        0x8E4D
 #define GL_LAST_VERTEX_CONVENTION         0x8E4E
diff --git a/src/mesa/main/extensions_table.h b/src/mesa/main/extensions_table.h
index 3f01896cae..8dc668e087 100644
--- a/src/mesa/main/extensions_table.h
+++ b/src/mesa/main/extensions_table.h
@@ -9,6 +9,7 @@
 EXT(3DFX_texture_compression_FXT1           , TDFX_texture_compression_FXT1          , GLL, GLC,  x ,  x , 1999)
 
 EXT(AMD_conservative_depth                  , ARB_conservative_depth                 , GLL, GLC,  x ,  x , 2009)
+EXT(AMD_depth_clamp_separate                , AMD_depth_clamp_separate               ,  x , GLC,  x ,  x , 2009)
 EXT(AMD_draw_buffers_blend                  , ARB_draw_buffers_blend                 , GLL, GLC,  x ,  x , 2009)
 EXT(AMD_performance_monitor                 , AMD_performance_monitor                , GLL, GLC,  x , ES2, 2007)
 EXT(AMD_pinned_memory                       , AMD_pinned_memory                      , GLL, GLC,  x ,  x , 2013)
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index d71872835d..406746a84c 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -1280,6 +1280,8 @@ struct gl_transform_attrib
    GLboolean RescaleNormals;			/**< GL_EXT_rescale_normal */
    GLboolean RasterPositionUnclipped;           /**< GL_IBM_rasterpos_clip */
    GLboolean DepthClamp;			/**< GL_ARB_depth_clamp */
+   GLboolean DepthClampNear;			/**< GL_AMD_depth_clamp_separate */
+   GLboolean DepthClampFar;			/**< GL_AMD_depth_clamp_separate */
    /** GL_ARB_clip_control */
    GLenum16 ClipOrigin;   /**< GL_LOWER_LEFT or GL_UPPER_LEFT */
    GLenum16 ClipDepthMode;/**< GL_NEGATIVE_ONE_TO_ONE or GL_ZERO_TO_ONE */
@@ -4235,6 +4237,7 @@ struct gl_extensions
    GLboolean OES_texture_view;
    GLboolean OES_viewport_array;
    /* vendor extensions */
+   GLboolean AMD_depth_clamp_separate;
    GLboolean AMD_performance_monitor;
    GLboolean AMD_pinned_memory;
    GLboolean AMD_seamless_cubemap_per_texture;
@@ -4577,6 +4580,12 @@ struct gl_driver_flags
    /** gl_context::Transform::DepthClamp */
    uint64_t NewDepthClamp;
 
+   /** gl_context::Transform::DepthClampNear */
+   uint64_t NewDepthClampNear;
+
+   /** gl_context::Transform::DepthClampFar */
+   uint64_t NewDepthClampFar;
+
    /** gl_context::Line */
    uint64_t NewLineState;
 
-- 
2.17.1