r600g: fix interpolation with clipvertex

Signed-off-by: Vadim Girlin <vadimgirlin@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-01-23 15:58:31 +04:00
parent aed5c8299f
commit 5a84cc4ebc
1 changed files with 3 additions and 0 deletions
@@ -979,6 +979,9 @@ static int r600_shader_from_tgsi(struct r600_pipe_context * rctx, struct r600_pi
 		shader->output[noutput].gpr = ctx.temp_reg+1;
 		noutput++;

+		/* reset spi_sid for clipvertex output to avoid confusing spi */
+		shader->output[ctx.cv_output].spi_sid = 0;
+
 		shader->clip_dist_write = 0xFF;

 		for (i = 0; i < 8; i++) {