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

2 files changed, 10 insertions, 3 deletions

diff --git a/Source/Core/VideoCommon/Src/VertexShaderManager.cpp b/Source/Core/VideoCommon/Src/VertexShaderManager.cpp
index 3d1ee6ba6e..2c8ededb4c 100644
--- a/Source/Core/VideoCommon/Src/VertexShaderManager.cpp
+++ b/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;
diff --git a/Source/Core/VideoCommon/Src/VertexShaderManager.h b/Source/Core/VideoCommon/Src/VertexShaderManager.h
index a0b1c31994..dc7ecd2706 100644
--- a/Source/Core/VideoCommon/Src/VertexShaderManager.h
+++ b/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();