1 files changed, 0 insertions, 135 deletions
diff --git a/rtl/gfx/gfx_raster_coarse.sv b/rtl/gfx/gfx_raster_coarse.sv
deleted file mode 100644
index 8db3fe9..0000000
--- a/rtl/gfx/gfx_raster_coarse.sv
+++ /dev/null
@@ -1,135 +0,0 @@
-`include "gfx/gfx_defs.sv"
-
-module gfx_raster_coarse
-(
-	input  logic              clk,
-	                          rst_n,
-
-	input  raster_xy          pos_ref,
-	input  coarse_dim         span_x,
-	                          span_y,
-	input  raster_offsets_tri offsets,
-	input  fixed_tri          edge_refs,
-	                          coarse_x_offsets,
-	                          coarse_y_offsets,
-	                          coarse_test_offsets,
-
-	input  logic              in_valid,
-	output logic              in_ready,
-
-	input  logic              out_ready,
-	output logic              out_valid,
-
-	output raster_xy          pos,
-	output fixed_tri          corners,
-	output raster_offsets_tri fine_offsets
-);
-
-	fixed reference_x;
-	logic end_x, end_y, running, send, send_valid, skid_ready, stall;
-	raster_xy next_pos;
-	fixed_tri edge_fns, edge_tests, edge_vert, edge_vert_next;
-	coarse_dim stride_x, stride_y, width;
-	logic[2:0] edge_signs;
-	raster_offsets_tri hold_offsets;
-
-	fixed_tri hold_coarse_x_offsets, hold_coarse_y_offsets, hold_coarse_test_offsets;
-
-	struct packed
-	{
-		raster_xy          pos;
-		fixed_tri          corners;
-		raster_offsets_tri fine_offsets;
-	} out, skid_out;
-
-	assign pos = skid_out.pos;
-	assign corners = skid_out.corners;
-	assign fine_offsets = skid_out.fine_offsets;
-
-	assign end_x = stride_x == 0;
-	assign end_y = stride_y == 0;
-
-	assign send = &edge_signs && send_valid;
-	assign in_ready = skid_ready && !running;
-
-	gfx_skid_buf #(.WIDTH($bits(out))) skid_buf
-	(
-		.in(out),
-		.out(skid_out),
-		.*
-	);
-
-	gfx_skid_flow skid_flow
-	(
-		.in_ready(skid_ready),
-		.in_valid(send),
-		.*
-	);
-
-	always_comb
-		for (integer i = 0; i < 3; ++i) begin
-			edge_tests[i] = edge_fns[i] + hold_coarse_test_offsets[i];
-			edge_vert_next[i] = edge_vert[i] + hold_coarse_y_offsets[i];
-		end
-
-	always_ff @(posedge clk or negedge rst_n)
-		if (!rst_n) begin
-			running <= 0;
-			send_valid <= 0;
-		end else if (!stall) begin
-			if (running)
-				running <= !end_x || !end_y;
-			else
-				running <= in_ready && in_valid;
-
-			send_valid <= running;
-		end
-
-	always_ff @(posedge clk)
-		if (!stall) begin
-			out.pos <= next_pos;
-			out.corners <= edge_fns;
-			out.fine_offsets <= hold_offsets;
-
-			stride_x <= stride_x - 1;
-			next_pos.x <= next_pos.x + (1 << (`FIXED_FRAC + `GFX_RASTER_BITS));
-
-			if (end_x) begin
-				next_pos.x <= reference_x;
-				next_pos.y <= next_pos.y + (1 << (`FIXED_FRAC + `GFX_RASTER_BITS));
-
-				stride_x <= width;
-				stride_y <= stride_y - 1;
-			end
-
-			if (in_ready && in_valid) begin
-				next_pos <= pos_ref;
-				reference_x <= pos_ref.x;
-
-				width <= span_x;
-				stride_x <= span_x;
-				stride_y <= span_y;
-
-				hold_offsets <= offsets;
-				hold_coarse_x_offsets <= coarse_x_offsets;
-				hold_coarse_y_offsets <= coarse_y_offsets;
-				hold_coarse_test_offsets <= coarse_test_offsets;
-			end
-
-			for (integer i = 0; i < 3; ++i) begin
-				edge_fns[i] <= edge_fns[i] + hold_coarse_x_offsets[i];
-				if (end_x) begin
-					edge_fns[i] <= edge_vert_next[i];
-					edge_vert[i] <= edge_vert_next[i];
-				end
-
-				if (in_ready && in_valid) begin
-					edge_fns[i] <= edge_refs[i];
-					edge_vert[i] <= edge_refs[i];
-				end
-
-				edge_signs[i] <= !edge_tests[i][$bits(fixed) - 1];
-			end
-		end
-
-endmodule