From e80d6fcd7f3bdd087626e41e5f9c54a3a2737027 Mon Sep 17 00:00:00 2001
From: Sour <mesenemu@gmail.com>
Date: Sun, 24 Feb 2019 10:30:19 -0500
Subject: [PATCH] PPU: Mode 6 support (incomplete)

---
 Core/Ppu.cpp | 16 ++++++++++++++--
 Core/Ppu.h   |  1 +
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/Core/Ppu.cpp b/Core/Ppu.cpp
index 9cdf3ef..bf881e7 100644
--- a/Core/Ppu.cpp
+++ b/Core/Ppu.cpp
@@ -313,6 +313,18 @@ void Ppu::RenderMode5()
 	RenderBgColor<forMainScreen>();
 }
 
+template<bool forMainScreen>
+void Ppu::RenderMode6()
+{
+	RenderSprites<3, forMainScreen>();
+	RenderTilemap<0, 4, true, forMainScreen>();
+	RenderSprites<2, forMainScreen>();
+	RenderSprites<1, forMainScreen>();
+	RenderTilemap<0, 4, false, forMainScreen>();
+	RenderSprites<0, forMainScreen>();
+	RenderBgColor<forMainScreen>();
+}
+
 template<bool forMainScreen>
 void Ppu::RenderMode7()
 {
@@ -375,8 +387,8 @@ void Ppu::RenderScanline()
 			break;
 
 		case 6:
-			RenderTilemap<0, 8, false, true>();
-			RenderBgColor<true>();
+			RenderMode6<true>();
+			RenderMode6<false>();
 			break;
 
 		case 7:
diff --git a/Core/Ppu.h b/Core/Ppu.h
index 31f0318..920ae1a 100644
--- a/Core/Ppu.h
+++ b/Core/Ppu.h
@@ -145,6 +145,7 @@ private:
 	template<bool forMainScreen> void RenderMode3();
 	template<bool forMainScreen> void RenderMode4();
 	template<bool forMainScreen> void RenderMode5();
+	template<bool forMainScreen> void RenderMode6();
 	template<bool forMainScreen> void RenderMode7();
 
 	void RenderScanline();