From f1270a246570eacc093c836337dc55546aabd399 Mon Sep 17 00:00:00 2001
From: Alejandro Soto <alejandro@34project.org>
Date: Fri, 15 Mar 2024 21:57:34 -0600
Subject: platform/wavelet3d: implement rasterizer

---
 platform/wavelet3d/gfx_ctz.sv | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 platform/wavelet3d/gfx_ctz.sv

(limited to 'platform/wavelet3d/gfx_ctz.sv')

diff --git a/platform/wavelet3d/gfx_ctz.sv b/platform/wavelet3d/gfx_ctz.sv
new file mode 100644
index 0000000..2713f8a
--- /dev/null
+++ b/platform/wavelet3d/gfx_ctz.sv
@@ -0,0 +1,18 @@
+// Count trailing zeros (ctz), clz al revés
+module gfx_ctz
+#(int WIDTH = 0)
+(
+	input  logic                  clk,
+
+	input  logic[WIDTH - 1:0]     value,
+	output logic[$clog2(WIDTH):0] ctz
+);
+
+	gfx_clz #(WIDTH) clz
+	(
+		.clk,
+		.value({<<{value}}),
+		.clz(ctz)
+	);
+
+endmodule
-- 
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