Khronos has reached a conclusion and disallowed following texture formats in glGenerateMipMap(): (a) ASTC textures (b) integer internal formats (e.g., RGBA8UI, RG16I) (c) textures with stencil formats (e.g., STENCIL_INDEX8) (d) textures with packed depth/stencil formats (e.g, DEPTH24_STENCIL8)
https://cvs.khronos.org/bugzilla/show_bug.cgi?id=9471 Signed-off-by: Anuj Phogat <anuj.pho...@gmail.com> --- src/mesa/main/fbobject.c | 9 +++++++++ 1 files changed, 9 insertions(+), 0 deletions(-) diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c index 9cde52a..e781d84 100644 --- a/src/mesa/main/fbobject.c +++ b/src/mesa/main/fbobject.c @@ -2637,6 +2637,15 @@ _mesa_GenerateMipmapEXT(GLenum target) return; } + if (_mesa_is_enum_format_integer(srcImage->InternalFormat) || + _mesa_is_depthstencil_format(srcImage->InternalFormat) || + _mesa_is_stencil_format(srcImage->InternalFormat)) { + _mesa_unlock_texture(ctx, texObj); + _mesa_error(ctx, GL_INVALID_OPERATION, + "glGenerateMipmap(invalid internal format)"); + return; + } + if (target == GL_TEXTURE_CUBE_MAP) { GLuint face; for (face = 0; face < 6; face++) -- 1.7.7.6 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
