glgsg: fix broken upload of downscaled texture without mipmaps

Fixes #306
2018-04-30 19:13:54 -04:00 · 2018-04-30 19:13:54 -04:00 · 3b4d4b0804
parent f986f8de1b
commit 3b4d4b0804
1 changed files with 1 additions and 1 deletions
--- a/panda/src/glstuff/glGraphicsStateGuardian_src.cxx
+++ b/panda/src/glstuff/glGraphicsStateGuardian_src.cxx
@ -12647,7 +12647,7 @@ upload_texture_image(CLP(TextureContext) *gtc, bool needs_reload,
  int depth = tex->get_expected_mipmap_z_size(mipmap_bias);

  // Determine the number of images to upload.
-  int num_levels = 1;
+  int num_levels = mipmap_bias + 1;
  if (uses_mipmaps) {
    num_levels = tex->get_expected_num_mipmap_levels();
  }