From b07e14f98da00eb639883e5a0c73e34dd6cd24c3 Mon Sep 17 00:00:00 2001
From: The Dax <daxtsu@gmail.com>
Date: Sat, 12 Oct 2013 00:14:58 -0400
Subject: [PATCH] Win32: Add dynamic submenu for Postprocessing Shaders.

---
 GPU/GLES/Framebuffer.cpp  |  3 ++-
 Windows/WndMainWindow.cpp | 39 ++++++++++++++++++++++++++++++++++++++-
 Windows/resource.h        |  1 +
 3 files changed, 41 insertions(+), 2 deletions(-)

diff --git a/GPU/GLES/Framebuffer.cpp b/GPU/GLES/Framebuffer.cpp
index f28cb2d8fe..1b3bd4f553 100644
--- a/GPU/GLES/Framebuffer.cpp
+++ b/GPU/GLES/Framebuffer.cpp
@@ -835,7 +835,8 @@ void FramebufferManager::CopyDisplayToOutput() {
 
 			// Use the extra FBO, with applied FXAA, as a texture.
 			// fbo_bind_color_as_texture(extraFBOs_[0], 0);
-			colorTexture = fbo_get_color_texture(extraFBOs_[0]);
+			if (extraFBOs_.size())
+				colorTexture = fbo_get_color_texture(extraFBOs_[0]);
 		}
 
 		glstate.viewport.set(0, 0, PSP_CoreParameter().pixelWidth, PSP_CoreParameter().pixelHeight);
diff --git a/Windows/WndMainWindow.cpp b/Windows/WndMainWindow.cpp
index c1610e68ba..3504712798 100644
--- a/Windows/WndMainWindow.cpp
+++ b/Windows/WndMainWindow.cpp
@@ -66,6 +66,7 @@
 #include "ControlMapping.h"
 #include "UI/OnScreenDisplay.h"
 #include "Core/HLE/sceUtility.h"
+#include "GPU/Common/PostShader.h"
 
 #ifdef THEMES
 #include "XPTheme.h"
@@ -108,7 +109,8 @@ namespace MainWindow
 	static size_t rawInputBufferSize;
 	static std::map<int, std::string> initialMenuKeys;
 	static std::vector<std::string> countryCodes;
-
+	static std::vector<std::string> availableShaders;
+	static std::vector<int> testVec;
 #define MAX_LOADSTRING 100
 	const TCHAR *szTitle = TEXT("PPSSPP");
 	const TCHAR *szWindowClass = TEXT("PPSSPPWnd");
@@ -345,12 +347,14 @@ namespace MainWindow
 		SUBMENU_FILE_SAVESTATE_SLOT = 6,
 
 		// Game Settings submenus
+		SUBMENU_CUSTOM_SHADERS = 8,
 		SUBMENU_RENDERING_RESOLUTION = 9,
 		SUBMENU_WINDOW_SIZE = 10,
 		SUBMENU_RENDERING_MODE = 11,
 		SUBMENU_FRAME_SKIPPING = 12,
 		SUBMENU_TEXTURE_FILTERING = 13,
 		SUBMENU_TEXTURE_SCALING = 14,
+		
 	};
 
 	std::string GetMenuItemText(int menuID) {
@@ -444,6 +448,23 @@ namespace MainWindow
 		}
 	}
 
+	void CreateShadersSubmenu() {
+		const std::wstring key = L"HEY";
+		HMENU optionsMenu = GetSubMenu(menu, MENU_OPTIONS);
+		RemoveMenu(optionsMenu, SUBMENU_CUSTOM_SHADERS, MF_BYPOSITION);
+		HMENU shaderMenu = CreatePopupMenu();
+		
+		int item = ID_SHADERS_BASE + 1;
+		InsertMenu(optionsMenu, SUBMENU_CUSTOM_SHADERS, MF_POPUP | MF_STRING | MF_BYPOSITION, (UINT_PTR)shaderMenu, key.c_str());
+
+		std::vector<ShaderInfo> info = GetAllPostShaderInfo();
+		availableShaders.clear();
+		for (auto i = info.begin(); i != info.end(); ++i) {
+			availableShaders.push_back(i->section);
+			AppendMenu(shaderMenu, MF_STRING | MF_BYPOSITION | MF_UNCHECKED, item++, ConvertUTF8ToWString(i->name).c_str());
+		}
+	}
+
 	void _TranslateMenuItem(const int menuIDOrPosition, const char *key, bool byCommand = false, const std::wstring& accelerator = L"", const HMENU hMenu = menu) {
 		I18NCategory *des = GetI18NCategory("DesktopUI");
 
@@ -558,6 +579,8 @@ namespace MainWindow
 		// Help menu: it's translated in CreateHelpMenu.
 		CreateHelpMenu();
 
+		CreateShadersSubmenu();
+
 		// TODO: Urgh! Why do we need this here?
 		// The menu is supposed to enable/disable this stuff directly afterward.
 		SetIngameMenuItemStates(globalUIState);
@@ -1433,6 +1456,20 @@ namespace MainWindow
 
 							break;
 						}
+
+						// Handle the dynamic shader switching here.
+						// The Menu ID is contained in wParam, so subtract
+						// ID_SHADERS_BASE and an additional 1 off it.
+						index = (wParam - ID_SHADERS_BASE - 1);
+						if (index >= 0) {
+							g_Config.sPostShaderName = availableShaders[index];
+
+							if (gpu)
+								gpu->Resized();
+
+							break;
+						}
+
 						MessageBox(hwndMain, L"Unimplemented", L"Sorry",0);
 					}
 					break;
diff --git a/Windows/resource.h b/Windows/resource.h
index 5c66173569..f50a955e7d 100644
--- a/Windows/resource.h
+++ b/Windows/resource.h
@@ -162,6 +162,7 @@
 // Don't define anything else in the 3000 range.
 // It's reserved for languages.
 #define ID_LANGUAGE_BASE 3000
+#define ID_SHADERS_BASE  5000
 
 #define ID_FILE_EXIT                     40000
 #define ID_DEBUG_SAVEMAPFILE             40001