intel: Perform gather on s8z24 texture images during glGetTexImage

Signed-off-by: Chad Versace <chad@chad-versace.us>

diff --git a/src/mesa/drivers/dri/intel/intel_tex_image.c b/src/mesa/drivers/dri/intel/intel_tex_image.c
index 6065238..4a29bc5 100644 (file)
--- a/src/mesa/drivers/dri/intel/intel_tex_image.c
+++ b/src/mesa/drivers/dri/intel/intel_tex_image.c
@@ -659,6 +659,14 @@ intel_get_tex_image(struct gl_context * ctx, GLenum target, GLint level,
       assert(intelImage->base.Data);
    }
 
+   if (intelImage->stencil_rb) {
+      /*
+       * The texture has packed depth/stencil format, but uses separate
+       * stencil. The texture's embedded stencil buffer contains the real
+       * stencil data, so copy that into the miptree.
+       */
+      intel_tex_image_s8z24_gather(intel, intelImage);
+   }
 
    if (compressed) {
       _mesa_get_compressed_teximage(ctx, target, level, pixels,