From 2968d0d61491048430c5c71fc40341ecf4fe5c8f Mon Sep 17 00:00:00 2001
From: "yu.dongliang" <18588496441@163.com>
Date: Sun, 16 Jul 2023 14:42:21 +0800
Subject: [PATCH] tmp

---
 ses_layout.c | 79 ++++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 76 insertions(+), 3 deletions(-)

diff --git a/ses_layout.c b/ses_layout.c
index edb1427..4c1beb5 100644
--- a/ses_layout.c
+++ b/ses_layout.c
@@ -369,6 +369,7 @@ int ses_layout_function(ScfEfunction* f, int d)
 	size_t    k;
 	size_t    m;
 	size_t    n;
+	size_t    q;
 
 	f->x = 0;
 	f->y = 0;
@@ -471,6 +472,73 @@ int ses_layout_function(ScfEfunction* f, int d)
 		}
 	}
 
+	int mx = 0;
+
+	for (i = 0; i < f->n_components - 1; i++) {
+		c0 =        f->components[i];
+
+		for (j = 0; j < c0->n_pins - 1; j++) {
+			p0 =        c0->pins[j];
+
+			for (k = j + 1; k < c0->n_pins; k++) {
+				p1 =        c0->pins[k];
+
+				if (p0->y - p1->y <= d && p0->y - p1->y >= -d)
+					continue;
+
+				int y0 = p0->y < p1->y ? p0->y : p1->y;
+				int y1 = p0->y < p1->y ? p1->y : p0->y;
+
+				for (m = i + 1; m < f->n_components; m++) {
+					c1 =        f->components[m];
+
+					for (n = 0; n < c1->n_pins - 1; n++) {
+						p2 =        c1->pins[n];
+
+						for (q = n + 1; q < c1->n_pins; q++) {
+							p3 =        c1->pins[q];
+
+							if (p2->y - p3->y <= d && p2->y - p3->y >= -d)
+								continue;
+
+							int y2 = p2->y < p3->y ? p2->y : p3->y;
+							int y3 = p2->y < p3->y ? p3->y : p2->y;
+
+							if (y0 < y2 && y2 < y1 && y1 < y3) {
+
+								if (p0->x > 0) {
+									p0->x = -p0->x;
+									if (mx > p0->x)
+										mx = p0->x;
+								}
+
+								if (p1->x > 0) {
+									p1->x = -p1->x;
+									if (mx > p1->x)
+										mx = p1->x;
+								}
+
+							} else if (y2 < y0 && y0 < y3 && y3 < y1) {
+
+								if (p2->x > 0) {
+									p2->x = -p2->x;
+									if (mx > p2->x)
+										mx = p2->x;
+								}
+
+								if (p3->x > 0) {
+									p3->x = -p3->x;
+									if (mx > p3->x)
+										mx = p3->x;
+								}
+							}
+						}
+					}
+				}
+			}
+		}
+	}
+
 	for (i = 0; i < f->n_elines; i++) {
 		el0       = f->elines[i];
 
@@ -496,9 +564,14 @@ int ses_layout_function(ScfEfunction* f, int d)
 				if ((p1->y < p0->y && p3->y < p0->y)
 						|| (p1->y > p0->y && p3->y > p0->y)) {
 
-					if ((p0->x > p2->x && p1->x < p3->x)
-					 || (p0->x < p2->x && p1->x > p3->x))
-						SCF_XCHG(p0->x, p2->x);
+					if (p0->x > 0 && p1->x > 0 && p2->x > 0 && p3->x > 0) {
+
+						if ((p0->x > p2->x && p1->x < p3->x)
+								|| (p0->x < p2->x && p1->x > p3->x))
+							SCF_XCHG(p0->x, p2->x);
+
+					} else if (p0->x < 0 && p1->x < 0 && p2->x < 0 && p3->x < 0) {
+					}
 				}
 			}
 		}
-- 
2.25.1