From 3b337f5cd94384d2d5918fb630aa8089e49b1d8d Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Sat, 13 Nov 2010 14:00:58 -0800 Subject: i965: Fix gl_FragCoord inversion when drawing to an FBO. This showed up as cairo-gl gradients being inverted on everyone but Intel, where I'd apparently tweaked the transformation to work around the bug. Fixes piglit fbo-fragcoord. --- src/mesa/drivers/dri/i965/brw_wm.c | 1 + 1 file changed, 1 insertion(+) (limited to 'src/mesa/drivers/dri/i965/brw_wm.c') diff --git a/src/mesa/drivers/dri/i965/brw_wm.c b/src/mesa/drivers/dri/i965/brw_wm.c index a6d2a2377f..ccdc18e0b8 100644 --- a/src/mesa/drivers/dri/i965/brw_wm.c +++ b/src/mesa/drivers/dri/i965/brw_wm.c @@ -423,6 +423,7 @@ static void brw_wm_populate_key( struct brw_context *brw, */ if (fp->program.Base.InputsRead & FRAG_BIT_WPOS) { key->drawable_height = ctx->DrawBuffer->Height; + key->render_to_fbo = ctx->DrawBuffer->Name != 0; } key->nr_color_regions = brw->state.nr_color_regions; -- cgit v1.2.3