mesa: API and state for GL 3.1 primitive restart

1 files changed, 18 insertions, 0 deletions

diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c
index d24564c353..72787226dc 100644
--- a/src/mesa/main/enable.c
+++ b/src/mesa/main/enable.c
@@ -990,6 +990,17 @@ _mesa_set_enable(GLcontext *ctx, GLenum cap, GLboolean state)
          break;
 #endif
 
+      /* GL 3.1 primitive restart */
+      case GL_PRIMITIVE_RESTART:
+	 if (ctx->VersionMajor * 10 + ctx->VersionMinor < 31) {
+            goto invalid_enum_error;
+         }
+         if (ctx->Array.PrimitiveRestart != state) {
+            FLUSH_VERTICES(ctx, _NEW_TRANSFORM);
+            ctx->Array.PrimitiveRestart = state;
+         }
+         break;
+
       default:
          goto invalid_enum_error;
    }
@@ -1509,6 +1520,13 @@ _mesa_IsEnabled( GLenum cap )
          return ctx->TransformFeedback.RasterDiscard;
 #endif
 
+      /* GL 3.1 primitive restart */
+      case GL_PRIMITIVE_RESTART:
+	 if (ctx->VersionMajor * 10 + ctx->VersionMinor < 31) {
+            goto invalid_enum_error;
+         }
+         return ctx->Array.PrimitiveRestart;
+
       default:
          goto invalid_enum_error;
    }