st/mesa: Allow zero as [level|layer]_override

[mesa.git] / src / mesa / state_tracker / st_cb_texture.c

diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c
index 1ace61863ff2796754d0760acf4363519adcfcb3..3f1c73fe66d32915bff72b078f8440988fcb26ee 100644 (file)
--- a/src/mesa/state_tracker/st_cb_texture.c
+++ b/src/mesa/state_tracker/st_cb_texture.c
@@ -157,6 +157,9 @@ st_NewTextureObject(struct gl_context * ctx, GLuint name, GLenum target)
    if (!obj)
       return NULL;
 
+   obj->level_override = -1;
+   obj->layer_override = -1;
+
    /* Pre-allocate a sampler views container to save a branch in the
     * fast path.
     */
@@ -754,8 +757,8 @@ prep_teximage(struct gl_context *ctx, struct gl_texture_image *texImage,
 
       assert(!st_texture_image(texImage)->pt);
       _mesa_clear_texture_object(ctx, texObj, texImage);
-      stObj->layer_override = 0;
-      stObj->level_override = 0;
+      stObj->layer_override = -1;
+      stObj->level_override = -1;
       pipe_resource_reference(&stObj->pt, NULL);
 
       /* oops, need to init this image again */