On 03/09/2014 05:10 PM, Marek Olšák wrote: > From: Marek Olšák <marek.ol...@amd.com> > > The GL 4.4 spec says it's not color-renderable and not accepted > by RenderBufferStorage. The EXT_texture_shared_exponent spec says > it's not color-renderable but it's accepted by RenderBufferStorageEXT. > This seems to be a bug in the extension spec. > > Let's do what GL 4.4 says.
I believe the intention was that someone could make it renderable, but most implemenations would generate GL_FRAMEBUFFER_UNSUPPORTED. That must have been corrected when it was pulled into core. Reviewed-by: Ian Romanick <ian.d.roman...@intel.com> Some drivers may need follow-up patches to clean out code that generated GL_FRAMEBUFFER_UNSUPPORTED for this format. > Cc: mesa-sta...@lists.freedesktop.org > --- > src/mesa/main/fbobject.c | 4 ---- > 1 file changed, 4 deletions(-) > > diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c > index a9dcc51..dfe2f1e 100644 > --- a/src/mesa/main/fbobject.c > +++ b/src/mesa/main/fbobject.c > @@ -1565,10 +1565,6 @@ _mesa_base_fbo_format(struct gl_context *ctx, GLenum > internalFormat) > return ctx->API == API_OPENGL_COMPAT && > ctx->Extensions.ARB_texture_float && > ctx->Extensions.ARB_framebuffer_object ? GL_INTENSITY : 0; > - case GL_RGB9_E5: > - return (_mesa_is_desktop_gl(ctx) > - && ctx->Extensions.EXT_texture_shared_exponent) > - ? GL_RGB : 0; > case GL_R11F_G11F_B10F: > return ((_mesa_is_desktop_gl(ctx) && ctx->Extensions.EXT_packed_float) > || > _mesa_is_gles3(ctx) /* EXT_color_buffer_float */ ) _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
