From 9546c3dbd2bdf85654d7ef0e90837f641bd801e4 Mon Sep 17 00:00:00 2001 From: Keith Whitwell Date: Tue, 22 Dec 2009 10:14:59 +0000 Subject: i965g: calculate depth min/max Previously hard-wired to 0..1 --- src/gallium/drivers/i965/brw_pipe_fb.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) (limited to 'src/gallium/drivers') diff --git a/src/gallium/drivers/i965/brw_pipe_fb.c b/src/gallium/drivers/i965/brw_pipe_fb.c index 6b03094f50..5d4e5025f9 100644 --- a/src/gallium/drivers/i965/brw_pipe_fb.c +++ b/src/gallium/drivers/i965/brw_pipe_fb.c @@ -3,6 +3,7 @@ #include "pipe/p_state.h" #include "brw_context.h" +#include "brw_debug.h" /** * called from intelDrawBuffer() @@ -51,8 +52,14 @@ static void brw_set_viewport_state( struct pipe_context *pipe, struct brw_context *brw = brw_context(pipe); brw->curr.viewport = *viewport; - brw->curr.ccv.min_depth = 0.0; /* XXX: near */ - brw->curr.ccv.max_depth = 1.0; /* XXX: far */ + brw->curr.ccv.min_depth = viewport->scale[2] * -1.0 + viewport->translate[2]; + brw->curr.ccv.max_depth = viewport->scale[2] * 1.0 + viewport->translate[2]; + + if (0) + debug_printf("%s depth range %f .. %f\n", + __FUNCTION__, + brw->curr.ccv.min_depth, + brw->curr.ccv.max_depth); brw->state.dirty.mesa |= PIPE_NEW_VIEWPORT; } -- cgit v1.2.3