From 082b8a1e923a0c11f42f7a2dc761fb35b64d4301 Mon Sep 17 00:00:00 2001
From: p989 <p989@users.sf.net>
Date: Thu, 9 Jul 2009 15:11:48 +0000
Subject: [PATCH] line renderer

---
 desmume/src/aggdraw.cpp |  2 ++
 desmume/src/aggdraw.h   | 25 +++++++++++++++++++++++++
 2 files changed, 27 insertions(+)

diff --git a/desmume/src/aggdraw.cpp b/desmume/src/aggdraw.cpp
index b30f0b3bc..3373d6e4b 100644
--- a/desmume/src/aggdraw.cpp
+++ b/desmume/src/aggdraw.cpp
@@ -214,6 +214,8 @@ void AGGDraw() {
 	aggDraw.target->set_font("verdana18_bold");
 	aggDraw.target->set_color(255, 0, 255, 255);
 	aggDraw.target->render_text(60,60, "testing testing testing");
+
+	aggDraw.target->line(60, 90, 100, 100, 4);
 	//
 	//agg_draw_line_pattern(64, 19, 14, 126, 118, 266, 19, 265, .76, 4.69, "C:\\7.bmp");
 }
diff --git a/desmume/src/aggdraw.h b/desmume/src/aggdraw.h
index 95bd6fd4a..85ffb77d0 100644
--- a/desmume/src/aggdraw.h
+++ b/desmume/src/aggdraw.h
@@ -35,6 +35,9 @@
 #include "agg_renderer_scanline.h"
 #include "agg_bounding_rect.h"
 
+#include "agg_renderer_mclip.h"
+#include "agg_renderer_outline_aa.h"
+
 class AggDrawTarget
 {
 public:
@@ -49,6 +52,7 @@ public:
 	virtual void solid_ellipse(int x, int y, int rx, int ry) = 0;
 	virtual void solid_rectangle(int x1, int y1, int x2, int y2) = 0;
 	virtual void solid_triangle(int x1, int y1, int x2, int y2, int x3, int y3) = 0;
+	virtual void line(int x1, int y1, int x2, int y2, double w) = 0;
 
 	static const agg::int8u* lookupFont(const std::string& name);
 };
@@ -158,6 +162,27 @@ public:
 		agg::render_scanlines(m_ras, m_sl_p8, ren_aa);
 	}
 
+	virtual void line(int x1, int y1, int x2, int y2, double w){
+
+		agg::line_profile_aa profile;
+		profile.width(w);
+
+		typedef agg::renderer_mclip<pixfmt> base_ren_type;
+		typedef agg::renderer_outline_aa<base_ren_type> renderer_type;
+
+		base_ren_type r(pixf);
+		renderer_type ren(r, profile);
+
+		agg::rasterizer_outline_aa<renderer_type> ras(ren);
+		ras.round_cap(true);
+
+		ren.color(renderState.color);
+
+		ras.move_to_d(x1, y1);
+		ras.line_to_d(x2, y2);
+		ras.render(false);
+	}
+
 };