Mesa (master): r600g: fix Z export enable bits.

[Dave Airlie]

Module: Mesa
Branch: master
Commit: 51f9cc4759c23b74a2e4d9c79b0a5df27d403f54
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=51f9cc4759c23b74a2e4d9c79b0a5df27d403f54

Author: Dave Airlie <airlied at redhat.com>
Date:   Thu Oct  7 15:32:05 2010 +1000

r600g: fix Z export enable bits.

we should be checking output array not input to decide.

Signed-off-by: Dave Airlie <airlied at redhat.com>

---

 src/gallium/drivers/r600/r600_shader.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index 1f79c15..366d5d9 100644
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -132,7 +132,7 @@ static void r600_pipe_shader_ps(struct pipe_context *ctx, struct r600_pipe_shade
 		r600_pipe_state_add_reg(rstate, R_028644_SPI_PS_INPUT_CNTL_0 + i * 4, tmp, 0xFFFFFFFF, NULL);
 	}
 	for (i = 0; i < rshader->noutput; i++) {
-		if (rshader->input[i].name == TGSI_SEMANTIC_POSITION)
+		if (rshader->output[i].name == TGSI_SEMANTIC_POSITION)
 			r600_pipe_state_add_reg(rstate,
 						R_02880C_DB_SHADER_CONTROL,
 						S_02880C_Z_EXPORT_ENABLE(1),