From: Ian Romanick <ian.d.roman...@intel.com> Previously the restore code would enable all scissor rectangles if any scissor rectangles were enabled on entry to meta. When there is only one scissor rectangle, this is fine. As soon as a driver supports multiple viewports, this will be a problem.
Signed-off-by: Ian Romanick <ian.d.roman...@intel.com> Reviewed-by: Kenneth Graunke <kenn...@whitecape.org> --- src/mesa/drivers/common/meta.c | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/src/mesa/drivers/common/meta.c b/src/mesa/drivers/common/meta.c index 9a8f7a5..3855536 100644 --- a/src/mesa/drivers/common/meta.c +++ b/src/mesa/drivers/common/meta.c @@ -933,9 +933,17 @@ _mesa_meta_end(struct gl_context *ctx) } if (state & MESA_META_SCISSOR) { - _mesa_set_enable(ctx, GL_SCISSOR_TEST, save->Scissor.EnableFlags); - _mesa_Scissor(save->Scissor.ScissorArray[0].X, save->Scissor.ScissorArray[0].Y, - save->Scissor.ScissorArray[0].Width, save->Scissor.ScissorArray[0].Height); + unsigned i; + + for (i = 0; i < ctx->Const.MaxViewports; i++) { + _mesa_set_scissor(ctx, i, + save->Scissor.ScissorArray[i].X, + save->Scissor.ScissorArray[i].Y, + save->Scissor.ScissorArray[i].Width, + save->Scissor.ScissorArray[i].Height); + _mesa_set_enablei(ctx, GL_SCISSOR_TEST, i, + (save->Scissor.EnableFlags >> i) & 1); + } } if (state & MESA_META_SHADER) { -- 1.8.1.4 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev