smg projection hack, taken from http://forums.dolphin-emu.com/thread-165-page-3.html

maybe we should just make configurable linear trasnformation hack;)


git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@2949 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Core/VideoCommon/Src/VertexShaderManager.cpp

@@ -69,7 +69,7 @@ void VertexShaderManager::Shutdown()
 // =======================================================================================
 // Syncs the shader constant buffers with xfmem
 // ----------------
-void VertexShaderManager::SetConstants(bool proj_hax_1)
+void VertexShaderManager::SetConstants(bool proj_hax_1,bool SMG_hack)
 {
     //nTransformMatricesChanged[0] = 0; nTransformMatricesChanged[1] = 256;
     //nNormalMatricesChanged[0] = 0; nNormalMatricesChanged[1] = 96;
@@ -213,6 +213,7 @@ void VertexShaderManager::SetConstants(bool proj_hax_1)
             g_fProjectionMatrix[8] = 0.0f;
             g_fProjectionMatrix[9] = 0.0f;
             g_fProjectionMatrix[10] = xfregs.rawProjection[4];
+
 			g_fProjectionMatrix[11] = xfregs.rawProjection[5];
  			
             g_fProjectionMatrix[12] = 0.0f;
@@ -253,7 +254,13 @@ void VertexShaderManager::SetConstants(bool proj_hax_1)
             g_fProjectionMatrix[8] = 0.0f;
             g_fProjectionMatrix[9] = 0.0f;
             g_fProjectionMatrix[10] = xfregs.rawProjection[4];
-			g_fProjectionMatrix[11] = xfregs.rawProjection[5] + (proj_hax_1 ? 0.1f : 0.0f);
+            
+            if (SMG_hack) {
+                g_fProjectionMatrix[11] = -(0.512505 + xfregs.rawProjection[5]) + (proj_hax_1 ? 0.1f : 0.0f);
+            }
+            else {
+                g_fProjectionMatrix[11] = xfregs.rawProjection[5] + (proj_hax_1 ? 0.1f : 0.0f);
+            }
 
             g_fProjectionMatrix[12] = 0.0f;
             g_fProjectionMatrix[13] = 0.0f;

Source/Core/VideoCommon/Src/VertexShaderManager.h

@@ -28,7 +28,7 @@ public:
     static void Shutdown();
 
     // constant management
-	static void SetConstants(bool proj_hax_1);
+	static void SetConstants(bool proj_hax_1, bool SMG_hack);
 
     static void SetViewport(float* _Viewport);
     static void SetViewportChanged();

Source/Plugins/Plugin_VideoOGL/Src/Config.cpp

@@ -80,6 +80,7 @@ void Config::Load()
     iniFile.Get("Hacks", "EFBCopyDisableHotKey", &bEFBCopyDisableHotKey, 0);
     iniFile.Get("Hacks", "ProjectionHax1", &bProjectionHax1, 0);
 	iniFile.Get("Hacks", "EFBToTextureEnable", &bCopyEFBToRAM, 0);
+	iniFile.Get("Hacks", "SMGhack", &bSMGhack, true);
 }
 
 void Config::GameIniLoad() {

Source/Plugins/Plugin_VideoOGL/Src/Config.h

@@ -91,6 +91,7 @@ struct Config
     bool bEFBCopyDisable;
     bool bEFBCopyDisableHotKey;
     bool bProjectionHax1;
+	bool bSMGhack;
 	bool bCopyEFBToRAM;
     bool bSafeTextureCache;
 

Source/Plugins/Plugin_VideoOGL/Src/GUI/ConfigDlg.cpp

@@ -60,6 +60,7 @@ BEGIN_EVENT_TABLE(ConfigDialog,wxDialog)
 	EVT_CHECKBOX(ID_DISABLEFOG, ConfigDialog::AdvancedSettingsChanged)
 	EVT_CHECKBOX(ID_EFBCOPYDISABLEHOTKEY, ConfigDialog::AdvancedSettingsChanged)
 	EVT_CHECKBOX(ID_PROJECTIONHACK1,ConfigDialog::AdvancedSettingsChanged)
+	EVT_CHECKBOX(ID_SMGHACK, ConfigDialog::AdvancedSettingsChanged)
 	EVT_CHECKBOX(ID_SAFETEXTURECACHE,ConfigDialog::AdvancedSettingsChanged)
     EVT_CHECKBOX(ID_DSTALPHAPASS,ConfigDialog::AdvancedSettingsChanged)
 	EVT_CHECKBOX(ID_CHECKBOX_DISABLECOPYEFB, ConfigDialog::AdvancedSettingsChanged)
@@ -353,13 +354,17 @@ void ConfigDialog::CreateGUIControls()
 	// Hacks controls
 	m_SafeTextureCache = new wxCheckBox(m_PageAdvanced, ID_SAFETEXTURECACHE, wxT("Use Safe texture cache"), wxDefaultPosition, wxDefaultSize, 0, wxDefaultValidator);
 	m_ProjectionHax1 = new wxCheckBox(m_PageAdvanced, ID_PROJECTIONHACK1, wxT("ZTP Bloom hack"), wxDefaultPosition, wxDefaultSize, 0, wxDefaultValidator);
+	m_SMGh = new wxCheckBox(m_PageAdvanced, ID_SMGHACK, wxT("Mario Galaxy Hack"), wxDefaultPosition, wxDefaultSize, 0, wxDefaultValidator);
+
 	// Disabled or enabled
 	m_SafeTextureCache->Enable(true);
 	m_ProjectionHax1->Enable(true);
+	m_SMGh->Enable(false);	
 
 	// Default values
 	m_SafeTextureCache->SetValue(g_Config.bSafeTextureCache);
 	m_ProjectionHax1->SetValue(g_Config.bProjectionHax1);
+	m_SMGh->SetValue(g_Config.bSMGhack);
 
 	// Tool tips
 	m_SafeTextureCache->SetToolTip(wxT("This is useful to prevent Metroid Prime from crashing, but can cause problems in other games."
@@ -373,8 +378,9 @@ void ConfigDialog::CreateGUIControls()
 	// Sizers
 	sHacks = new wxGridBagSizer(0, 0);
 	sHacks->Add(m_ProjectionHax1, wxGBPosition(0, 0), wxGBSpan(1, 1), wxALL, 5);
-	sHacks->Add(m_SafeTextureCache, wxGBPosition(1, 0), wxGBSpan(1, 1), wxALL, 5);
+	sHacks->Add(m_SafeTextureCache, wxGBPosition(2, 0), wxGBSpan(1, 1), wxALL, 5);
-
+	sHacks->Add(m_SMGh, wxGBPosition(1, 0), wxGBSpan(1, 1), wxALL, 5);
+	
 	sbHacks = new wxStaticBoxSizer(wxVERTICAL, m_PageAdvanced, wxT("Hacks"));
 	sbHacks->Add(sHacks, 0, wxEXPAND | (wxTOP), 0);
 
@@ -567,7 +573,9 @@ void ConfigDialog::AdvancedSettingsChanged(wxCommandEvent& event)
 	case ID_SAFETEXTURECACHE:
 		g_Config.bSafeTextureCache = m_SafeTextureCache->IsChecked();
 		break;
-
+	case ID_SMGHACK:
+		g_Config.bSMGhack = m_SMGh->IsChecked();
+		break;
 	case ID_RADIO_COPYEFBTORAM:
 		TextureMngr::ClearRenderTargets();
 		g_Config.bCopyEFBToRAM = true;

Source/Plugins/Plugin_VideoOGL/Src/GUI/ConfigDlg.h

@@ -113,6 +113,7 @@ class ConfigDialog : public wxDialog
 		wxRadioButton *m_Radio_CopyEFBToRAM, *m_Radio_CopyEFBToGL;
 		wxCheckBox *m_EFBCopyDisableHotKey;
 		wxCheckBox *m_ProjectionHax1;
+		wxCheckBox *m_SMGh;
 		wxCheckBox *m_SafeTextureCache;
 		// Screen size
 		wxStaticText *m_TextScreenWidth, *m_TextScreenHeight, *m_TextScreenLeft, *m_TextScreenTop;
@@ -161,6 +162,7 @@ class ConfigDialog : public wxDialog
 			ID_DISABLEFOG,
 			ID_STATICBOX_EFB,
 			ID_SAFETEXTURECACHE,
+			ID_SMGHACK,
 
 			ID_DUMPTEXTURES,
 			ID_DUMPEFBTARGET,

Source/Plugins/Plugin_VideoOGL/Src/VertexManager.cpp

@@ -278,7 +278,7 @@ void Flush()
 		Renderer::SetRenderMode(Renderer::RM_Normal);
 
 	// set global constants
-	VertexShaderManager::SetConstants(g_Config.bProjectionHax1);
+	VertexShaderManager::SetConstants(g_Config.bProjectionHax1, g_Config.bSMGhack);
 	PixelShaderManager::SetConstants();
 
 	// finally bind