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-rw-r--r--src/mesa/main/enable.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c
index 5e2fd80d227..dd6a772f96c 100644
--- a/src/mesa/main/enable.c
+++ b/src/mesa/main/enable.c
@@ -802,6 +802,17 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
ctx->Multisample.SampleCoverageInvert = state;
break;
+ /* GL_ARB_sample_shading */
+ case GL_SAMPLE_SHADING:
+ if (!_mesa_is_desktop_gl(ctx))
+ goto invalid_enum_error;
+ CHECK_EXTENSION(ARB_sample_shading, cap);
+ if (ctx->Multisample.SampleShading == state)
+ return;
+ FLUSH_VERTICES(ctx, _NEW_MULTISAMPLE);
+ ctx->Multisample.SampleShading = state;
+ break;
+
/* GL_IBM_rasterpos_clip */
case GL_RASTER_POSITION_UNCLIPPED_IBM:
if (ctx->API != API_OPENGL_COMPAT)
@@ -1594,6 +1605,13 @@ _mesa_IsEnabled( GLenum cap )
CHECK_EXTENSION(ARB_texture_multisample);
return ctx->Multisample.SampleMask;
+ /* ARB_sample_shading */
+ case GL_SAMPLE_SHADING:
+ if (!_mesa_is_desktop_gl(ctx))
+ goto invalid_enum_error;
+ CHECK_EXTENSION(ARB_sample_shading);
+ return ctx->Multisample.SampleShading;
+
default:
goto invalid_enum_error;
}