From fa2a76a21c8c513de506f2c5ec938c829cc65fdf Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Sat, 28 Jan 2012 18:29:18 +0000 Subject: [PATCH] draw: fix fog coord export. This does what we do in the hw drivers, and only export the X. fixes the fogcoord.dp* tests. Signed-off-by: Dave Airlie --- src/gallium/auxiliary/draw/draw_vs_exec.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/src/gallium/auxiliary/draw/draw_vs_exec.c b/src/gallium/auxiliary/draw/draw_vs_exec.c index eaba4755f53..84ce8c15190 100644 --- a/src/gallium/auxiliary/draw/draw_vs_exec.c +++ b/src/gallium/auxiliary/draw/draw_vs_exec.c @@ -168,7 +168,12 @@ vs_exec_run_linear( struct draw_vertex_shader *shader, output[slot][2] = CLAMP(machine->Outputs[slot].xyzw[2].f[j], 0.0f, 1.0f); output[slot][3] = CLAMP(machine->Outputs[slot].xyzw[3].f[j], 0.0f, 1.0f); } - else + else if (name == TGSI_SEMANTIC_FOG) { + output[slot][0] = machine->Outputs[slot].xyzw[0].f[j]; + output[slot][1] = 0; + output[slot][2] = 0; + output[slot][3] = 1; + } else { output[slot][0] = machine->Outputs[slot].xyzw[0].f[j]; output[slot][1] = machine->Outputs[slot].xyzw[1].f[j]; -- 2.30.2