r600g: fix rendering, only enable target we write too

Signed-off-by: Jerome Glisse <jglisse@redhat.com>

diff --git a/src/gallium/drivers/r600/r600_state.c b/src/gallium/drivers/r600/r600_state.c
index 223f2f390083d2baf0bf4ef95d02679f53834d93..ff621084d47ecbde4cf2775d2c0ef0bb5219c075 100644 (file)
--- a/src/gallium/drivers/r600/r600_state.c
+++ b/src/gallium/drivers/r600/r600_state.c
@@ -1224,14 +1224,14 @@ static struct radeon_state *r600_cb_cntl(struct r600_context *rctx)
        }
 
        if (pbs->independent_blend_enable) {
-               for (i = 0; i < 8; i++) {
+               for (i = 0; i < nr_cbufs; i++) {
                        if (pbs->rt[i].blend_enable) {
                                color_control |= S_028808_TARGET_BLEND_ENABLE(1 << i);
                        }
                        target_mask |= (pbs->rt[i].colormask << (4 * i));
                }
        } else {
-               for (i = 0; i < 8; i++) {
+               for (i = 0; i < nr_cbufs; i++) {
                        if (pbs->rt[0].blend_enable) {
                                color_control |= S_028808_TARGET_BLEND_ENABLE(1 << i);
                        }