[PATCH 4/5] wined3d: Add fallback to EXT_polygon_offset_clamp.

[Matteo Bruni]

Signed-off-by: Matteo Bruni <mbruni at codeweavers.com>
---
 dlls/wined3d/adapter_gl.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/dlls/wined3d/adapter_gl.c b/dlls/wined3d/adapter_gl.c
index 16a26b88ba..cedfe239bc 100644
--- a/dlls/wined3d/adapter_gl.c
+++ b/dlls/wined3d/adapter_gl.c
@@ -184,6 +184,7 @@ static const struct wined3d_extension_map gl_extension_map[] =
     {"GL_EXT_packed_depth_stencil",         EXT_PACKED_DEPTH_STENCIL      },
     {"GL_EXT_packed_float",                 EXT_PACKED_FLOAT              },
     {"GL_EXT_point_parameters",             EXT_POINT_PARAMETERS          },
+    {"GL_EXT_polygon_offset_clamp",         ARB_POLYGON_OFFSET_CLAMP      },
     {"GL_EXT_provoking_vertex",             EXT_PROVOKING_VERTEX          },
     {"GL_EXT_secondary_color",              EXT_SECONDARY_COLOR           },
     {"GL_EXT_stencil_two_side",             EXT_STENCIL_TWO_SIDE          },
@@ -2481,6 +2482,8 @@ static void load_gl_funcs(struct wined3d_gl_info *gl_info)
     /* GL_EXT_point_parameters */
     USE_GL_FUNC(glPointParameterfEXT)
     USE_GL_FUNC(glPointParameterfvEXT)
+    /* GL_EXT_polgyon_offset_clamp */
+    USE_GL_FUNC(glPolygonOffsetClampEXT)
     /* GL_EXT_provoking_vertex */
     USE_GL_FUNC(glProvokingVertexEXT)
     /* GL_EXT_secondary_color */
@@ -2774,6 +2777,7 @@ static void load_gl_funcs(struct wined3d_gl_info *gl_info)
     MAP_GL_FUNCTION(glLinkProgram, glLinkProgramARB);
     MAP_GL_FUNCTION(glMapBuffer, glMapBufferARB);
     MAP_GL_FUNCTION(glMinSampleShading, glMinSampleShadingARB);
+    MAP_GL_FUNCTION(glPolygonOffsetClamp, glPolygonOffsetClampEXT);
     MAP_GL_FUNCTION_CAST(glShaderSource, glShaderSourceARB);
     MAP_GL_FUNCTION(glTexBuffer, glTexBufferARB);
     MAP_GL_FUNCTION_CAST(glTexImage3D, glTexImage3DEXT);
-- 
2.18.1