vc4: Actually add support for polygon offset.

Setting the bit without setting the offset values is kind of useless.
Fixes piglit polygon-offset (but not polygon-mode-offset).

1 files changed, 11 insertions, 0 deletions

diff --git a/src/gallium/drivers/vc4/vc4_context.h b/src/gallium/drivers/vc4/vc4_context.h
index 7839a5a8868..94306a7e86c 100644
--- a/src/gallium/drivers/vc4/vc4_context.h
+++ b/src/gallium/drivers/vc4/vc4_context.h
@@ -205,6 +205,17 @@ struct vc4_rasterizer_state {
         uint8_t config_bits[3];
 
         float point_size;
+
+        /**
+         * Half-float (1/8/7 bits) value of polygon offset units for
+         * VC4_PACKET_DEPTH_OFFSET
+         */
+        uint16_t offset_units;
+        /**
+         * Half-float (1/8/7 bits) value of polygon offset scale for
+         * VC4_PACKET_DEPTH_OFFSET
+         */
+        uint16_t offset_factor;
 };
 
 struct vc4_depth_stencil_alpha_state {