softpipe: add missing stencil format case in convert_quad_stencil()

Part of the fix for https://bugs.freedesktop.org/show_bug.cgi?id=38729

NOTE: This is a candidate for the 7.11 branch

diff --git a/src/gallium/drivers/softpipe/sp_quad_depth_test.c b/src/gallium/drivers/softpipe/sp_quad_depth_test.c
index 3127d22..15f3a8f 100644 (file)
--- a/src/gallium/drivers/softpipe/sp_quad_depth_test.c
+++ b/src/gallium/drivers/softpipe/sp_quad_depth_test.c
@@ -206,6 +206,7 @@ convert_quad_stencil( struct depth_data *data,
    case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
    case PIPE_FORMAT_X8Z24_UNORM:
    case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
+   case PIPE_FORMAT_S8_USCALED:
       for (j = 0; j < QUAD_SIZE; j++) {
          data->shader_stencil_refs[j] = ((unsigned)(quad->output.stencil[j]));
       }