mesa: add support for GL_INTEL_conservative_rasterization

Signed-off-by: Lionel Landwerlin <[email protected]>
Reviewed-by: Chris Forbes <[email protected]>

1 files changed, 12 insertions, 0 deletions

diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c
index d1ab81e50ee..c9f10abb383 100644
--- a/src/mesa/main/enable.c
+++ b/src/mesa/main/enable.c
@@ -439,6 +439,14 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
          FLUSH_VERTICES(ctx, _NEW_COLOR);
          ctx->Color.IndexLogicOpEnabled = state;
          break;
+      case GL_CONSERVATIVE_RASTERIZATION_INTEL:
+         if (!_mesa_is_desktop_gl(ctx) && ctx->API != API_OPENGLES)
+            goto invalid_enum_error;
+         if (ctx->IntelConservativeRasterization == state)
+            return;
+         FLUSH_VERTICES(ctx, _NEW_POLYGON);
+         ctx->IntelConservativeRasterization = state;
+         break;
       case GL_COLOR_LOGIC_OP:
          if (!_mesa_is_desktop_gl(ctx) && ctx->API != API_OPENGLES)
             goto invalid_enum_error;
@@ -1631,6 +1639,10 @@ _mesa_IsEnabled( GLenum cap )
          CHECK_EXTENSION(KHR_blend_equation_advanced_coherent);
          return ctx->Color.BlendCoherent;
 
+      case GL_CONSERVATIVE_RASTERIZATION_INTEL:
+         CHECK_EXTENSION(INTEL_conservative_rasterization);
+         return ctx->IntelConservativeRasterization;
+
       default:
          goto invalid_enum_error;
    }