From f89a2ad0d962474f132fb06e0a46e15d13204000 Mon Sep 17 00:00:00 2001
From: "yu.dongliang" <18588496441@163.com>
Date: Sun, 23 Jul 2023 18:27:06 +0800
Subject: [PATCH] ses_step_va.c

---
 ses_step_simplify.c |   1 +
 ses_step_va.c       | 119 +++++++++++++++++++++++++++++++++++++++++++-
 2 files changed, 119 insertions(+), 1 deletion(-)

diff --git a/ses_step_simplify.c b/ses_step_simplify.c
index 0bf922d..598380d 100644
--- a/ses_step_simplify.c
+++ b/ses_step_simplify.c
@@ -271,6 +271,7 @@ static int _simplify_handler(ScfEfunction* f, int64_t ns, int64_t count)
 
 	_simplify_draw(f, f->x, f->y, f->w, f->h);
 
+	printf("\n");
 	return 0;
 }
 
diff --git a/ses_step_va.c b/ses_step_va.c
index 3f21a46..cde11fd 100644
--- a/ses_step_va.c
+++ b/ses_step_va.c
@@ -1,8 +1,125 @@
 #include"ses_core.h"
 
+static int __dfs_route(ScfEfunction* f, ScfEcomponent* rc, ScfEpin* rp)
+{
+	ScfEcomponent*   c;
+	ScfEline*        el;
+	ScfEpin*         np;
+	ScfEpin*         p;
+
+	size_t i;
+	size_t j;
+
+	if (SCF_EDA_Status_OFF == rc->status)
+		return 0;
+
+	if (SCF_EDA_Diode == rc->type && SCF_EDA_Diode_NEG == rp->id)
+		return 0;
+
+	if (SCF_EDA_Transistor == rc->type && SCF_EDA_Transistor_E == rp->id)
+		return 0;
+
+	rp->vflag = 1;
+
+	scf_logi("c%ld_p%ld, l%ld\n", rc->id, rp->id, rp->lid);
+
+	for (i = 0; i < rc->n_pins; i++) {
+		np =        rc->pins[i];
+
+		if (np->vflag)
+			continue;
+		np->vflag = 1;
+
+		scf_logi("c%ld_p%ld, l%ld\n", rc->id, np->id, np->lid);
+
+		el = f->elines[np->lid];
+
+		if (SCF_EDA_PIN_POS & el->flags) {
+			scf_loge("pos l%ld\n\n", el->id);
+			continue;
+		}
+
+		if (SCF_EDA_PIN_NEG & el->flags) {
+			scf_loge("neg l%ld\n\n", el->id);
+			return 0;
+		}
+
+		for (j = 0; j + 1 < el->n_pins; j += 2) {
+
+			c  = f->components[el->pins[j]];
+			p  = c->pins      [el->pins[j + 1]];
+
+			if (p->vflag)
+				continue;
+			p->vflag = 1;
+
+//			scf_logi("c%ld_p%ld, l%ld\n", c->id, p->id, p->lid);
+
+			int ret = __dfs_route(f, c, p);
+			if (ret < 0)
+				return ret;
+		}
+	}
+
+	return 0;
+}
+
+static int _va_handler(ScfEfunction* f, int64_t ns, int64_t count)
+{
+	ScfEcomponent*   c;
+	ScfEcomponent*   B;
+	ScfEline*        el;
+	ScfEline*        el2;
+	ScfEline*        elp;
+	ScfEline*        eln;
+	ScfEpin*         p;
+
+	size_t i;
+	size_t j;
+	size_t k;
+
+	B = f->components[0];
+
+	elp = f->elines[B->pins[SCF_EDA_Battery_POS]->lid];
+	eln = f->elines[B->pins[SCF_EDA_Battery_NEG]->lid];
+
+	for (i = 0; i < f->n_elines; i++) {
+		el        = f->elines[i];
+		el->vflag = 0;
+	}
+
+	for (i = 0; i < f->n_components; i++) {
+		c         = f->components[i];
+		c->vflag  = 0;
+
+		for (j = 0; j < c->n_pins; j++) {
+			p         = c->pins[j];
+			p->vflag  = 0;
+		}
+	}
+
+	for (i = 0; i + 1 < elp->n_pins; i += 2) {
+
+		c  = f->components[elp->pins[i]];
+		p  = c->pins      [elp->pins[i + 1]];
+
+		if (c == B)
+			continue;
+
+		scf_loge("i: %ld\n", i);
+
+		__dfs_route(f, c, p);
+
+		printf("\n");
+	}
+
+	return 0;
+}
 
 ses_step_t  ses_step_va =
 {
-	.name = "va",
+	.name    = "va",
+
+	.handler = _va_handler,
 
 };
-- 
2.25.1