mesa: Restore all the viewports in _mesa_PopAttrib

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>

diff --git a/src/mesa/main/attrib.c b/src/mesa/main/attrib.c
index db659ad8dc8ccdf718fa52572ebd55f225960e8a..7b7cf0ef3d1635333c324c7ed0c65a462a61ff8e 100644 (file)
--- a/src/mesa/main/attrib.c
+++ b/src/mesa/main/attrib.c
@@ -1357,10 +1357,15 @@ _mesa_PopAttrib(void)
             break;
          case GL_VIEWPORT_BIT:
             {
+               unsigned i;
                const struct gl_viewport_attrib *vp;
                vp = (const struct gl_viewport_attrib *) attr->data;
-               _mesa_Viewport(vp->X, vp->Y, vp->Width, vp->Height);
-               _mesa_DepthRange(vp->Near, vp->Far);
+
+               for (i = 0; i < ctx->Const.MaxViewports; i++) {
+                  _mesa_set_viewport(ctx, i, vp[i].X, vp[i].Y, vp[i].Width,
+                                     vp[i].Height);
+                  _mesa_set_depth_range(ctx, i, vp[i].Near, vp[i].Far);
+               }
             }
             break;
          case GL_MULTISAMPLE_BIT_ARB: