From b251daf8111445cb37abe5e238019fd12e6d36f9 Mon Sep 17 00:00:00 2001
From: Iru Cai <mytbk920423@gmail.com>
Date: Tue, 2 Oct 2018 11:20:11 +0800
Subject: graph_st_overlay @ 0x4562a5

---
 csrc/drawing.c  | 19 ++++++++++---------
 csrc/main.c     |  2 +-
 csrc/tools_ui.c |  2 +-
 3 files changed, 12 insertions(+), 11 deletions(-)

diff --git a/csrc/drawing.c b/csrc/drawing.c
index a4be5a1..5389058 100644
--- a/csrc/drawing.c
+++ b/csrc/drawing.c
@@ -162,9 +162,10 @@ int graph_overlay(uint32_t width, uint32_t height, uint16_t *pix, struct graph_s
 	return 0;
 }
 
-void fcn_4562a5(struct graph_st * a0, struct graph_st * a1, int a2, int a3)
+/* put graph a1 over a0 and make a1 centered on (xpos, ypos) of graph a0 */
+void graph_st_overlay(struct graph_st * a0, struct graph_st * a1, int xpos, int ypos)
 {
-	graph_overlay(a0->width, a0->height, a0->gdata, a1, a2, a3, 0);
+	graph_overlay(a0->width, a0->height, a0->gdata, a1, xpos, ypos, 0);
 }
 
 void fcn_456418(uint16_t *a0, struct graph_st *a1, int a2, int a3)
@@ -209,16 +210,16 @@ void fcn_417191(int a0)
 	edx = dw_48bdd4 + ebx;
 	edx = edx * 12 + dw_48be04 + 12;
 
-	fcn_4562a5(&st_46caec, edx, dw_475284, dw_475288);
+	graph_st_overlay(&st_46caec, edx, dw_475284, dw_475288);
 
 	eax = players[current_player].traffic_method & 3;
 	switch (eax) {
 		case 0:
 			eax = dw_475288 + 0x1a;
 			if (players[current_player].days_stopping == 0) {
-				fcn_4562a5(&st_46caec, dw_48be04+0x60, dw_475284+7, eax);
+				graph_st_overlay(&st_46caec, dw_48be04+0x60, dw_475284+7, eax);
 			} else {
-				fcn_4562a5(&st_46caec, dw_48be04+0x54, dw_475284+8, eax);
+				graph_st_overlay(&st_46caec, dw_48be04+0x54, dw_475284+8, eax);
 			}
 			break;
 		case 1:
@@ -228,11 +229,11 @@ void fcn_417191(int a0)
 					eax_1 = ebx * 19 + dw_475288 + 0x10;
 					edx = (ebx * 2 + 7) * 12;
 					eax_2 = dw_48be04 + 0xc + edx;
-					fcn_4562a5(&st_46caec, eax_2, dw_475284 + 7, eax_1);
+					graph_st_overlay(&st_46caec, eax_2, dw_475284 + 7, eax_1);
 				} else {
 					eax_1 = ebx*19 + dw_475288 + 0x10;
 					eax_2 = (ebx * 2 + 6) * 12 + dw_48be04 + 0xc;
-					fcn_4562a5(&st_46caec, eax_2, dw_475284 + 8, eax_1);
+					graph_st_overlay(&st_46caec, eax_2, dw_475284 + 8, eax_1);
 				}
 			}
 			break;
@@ -243,12 +244,12 @@ void fcn_417191(int a0)
 					a4 = ebx * 16 + dw_475288 + 9;
 					a3 = dw_475284 + 7;
 					a2 = (ebx * 2 + 7) * 12 + dw_48be04 + 0xc;
-					fcn_4562a5(&st_46caec, a2, a3, a4);
+					graph_st_overlay(&st_46caec, a2, a3, a4);
 				} else {
 					a4 = ebx * 16 + dw_475288 + 9;
 					a3 = dw_475284 + 8;
 					a2 = (ebx * 2 + 6) * 12 + dw_48be04 + 0xc;
-					fcn_4562a5(&st_46caec, a2, a3, a4);
+					graph_st_overlay(&st_46caec, a2, a3, a4);
 				}
 			}
 			break;
diff --git a/csrc/main.c b/csrc/main.c
index d11896a..3ccacf9 100644
--- a/csrc/main.c
+++ b/csrc/main.c
@@ -217,7 +217,7 @@ int fcn_004029fd()
 	data1 = (struct spr_smp*)read_mkf(mkf_data, 1, NULL, NULL);
 
 	for (int i = 0; i < 5; i++) {
-		fcn_4562a5(&data1->chunk_tab[0], &data1->chunk_tab[i * 2 + 1],
+		graph_st_overlay(&data1->chunk_tab[0], &data1->chunk_tab[i * 2 + 1],
 				mpos[i].x, mpos[i].y);
 	}
 
diff --git a/csrc/tools_ui.c b/csrc/tools_ui.c
index 534f43c..f42778c 100644
--- a/csrc/tools_ui.c
+++ b/csrc/tools_ui.c
@@ -34,7 +34,7 @@ void fcn_447c6e(struct graph_st *a1, struct graph_st *a2, int player)
 		size_t idx = player * 15 + i;
 		if (tool_amount[idx] == 0)
 			continue;
-		fcn_4562a5(a1, ((void*)(a2->data)) + (i+2)*12, t - 16, k);
+		graph_st_overlay(a1, ((void*)(a2->data)) + (i+2)*12, t - 16, k);
 		sprintf(str, str_cross_sym, (int)tool_amount[idx]);
 		draw_some_text(a1, str, t + 34, k - 10, 1);
 		tab_48c548[j] = i + 1;
-- 
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