diff options
Diffstat (limited to 'rtl/gfx/gfx_setup_bounds.sv')
| -rw-r--r-- | rtl/gfx/gfx_setup_bounds.sv | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/rtl/gfx/gfx_setup_bounds.sv b/rtl/gfx/gfx_setup_bounds.sv index 6a93db2..b110438 100644 --- a/rtl/gfx/gfx_setup_bounds.sv +++ b/rtl/gfx/gfx_setup_bounds.sv @@ -25,13 +25,13 @@ module gfx_setup_bounds assign ref_prec.x.sub = 0; assign ref_prec.x.fine = 0; - assign ref_prec.x.coarse = ref_x; - assign ref_prec.x.padding = 0; + assign ref_prec.x.padding = {`GFX_RASTER_PAD_BITS{ref_x[$bits(ref_x) - 1]}}; + assign {ref_prec.x.sign, ref_prec.x.coarse} = ref_x; assign ref_prec.y.sub = 0; assign ref_prec.y.fine = 0; - assign ref_prec.y.coarse = ref_y; - assign ref_prec.y.padding = 0; + assign ref_prec.y.padding = {`GFX_RASTER_PAD_BITS{ref_y[$bits(ref_y) - 1]}}; + assign {ref_prec.y.sign, ref_prec.y.coarse} = ref_y; always_ff @(posedge clk) if (!stall) begin @@ -63,11 +63,11 @@ module gfx_setup_bounds max.y <= y_a_lt_c ? hold_c.y : hold_a.y; end - ref_x <= min_prec.x.coarse; - ref_y <= min_prec.y.coarse; + ref_x <= {min_prec.x.sign, min_prec.x.coarse}; + ref_y <= {min_prec.y.sign, min_prec.y.coarse}; - span_x <= max_prec.x.coarse - min_prec.x.coarse; - span_y <= max_prec.y.coarse - min_prec.y.coarse; + span_x <= {max_prec.x.sign, max_prec.x.coarse} - {min_prec.x.sign, min_prec.x.coarse}; + span_y <= {max_prec.y.sign, max_prec.y.coarse} - {min_prec.y.sign, min_prec.y.coarse}; end endmodule |