r600g: fix VS fog export

Signed-off-by: Vadim Girlin <vadimgirlin@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index b6fd0f075fe98fcdab0980d7ba926893b29436e5..b4e7f8b1ec1beae2d61d6a68a89c496b4887dbdf 100644 (file)
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -1145,6 +1145,11 @@ static int r600_shader_from_tgsi(struct r600_pipe_context * rctx, struct r600_pi
                                        output[j].type = V_SQ_CF_ALLOC_EXPORT_WORD0_SQ_EXPORT_PARAM;
                                }
                                break;
+                       case TGSI_SEMANTIC_FOG:
+                               output[j].swizzle_y = 4; /* 0 */
+                               output[j].swizzle_z = 4; /* 0 */
+                               output[j].swizzle_w = 5; /* 1 */
+                               break;
                        }
                        break;
                case TGSI_PROCESSOR_FRAGMENT: