D3D: Minor bug fix and some code cleanup for DirectX API call reduction.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@4244 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Core/VideoCommon/Src/PixelShaderGen.cpp

@@ -24,6 +24,8 @@
 #include "XFMemory.h"  // for texture projection mode
 #include "BPMemory.h"
 
+PIXELSHADERUID last_pixel_shader_uid;
+
 // Mash together all the inputs that contribute to the code of a generated pixel shader into
 // a unique identifier, basically containing all the bits. Yup, it's a lot ....
 // It would likely be a lot more efficient to build this incrementally as the attributes

Source/Core/VideoCommon/Src/PixelShaderGen.h

@@ -102,5 +102,6 @@ public:
 
 const char *GeneratePixelShader(u32 texture_mask, bool dstAlphaEnable, bool HLSL = false);
 void GetPixelShaderId(PIXELSHADERUID &, u32 texturemask, u32 dstAlphaEnable);
+extern PIXELSHADERUID last_pixel_shader_uid;
 
 #endif // GCOGL_PIXELSHADER_H

Source/Core/VideoCommon/Src/VertexShaderGen.cpp

@@ -23,6 +23,8 @@
 #include "BPMemory.h"
 #include "VertexShaderGen.h"
 
+VERTEXSHADERUID  last_vertex_shader_uid;
+
 // Mash together all the inputs that contribute to the code of a generated vertex shader into
 // a unique identifier, basically containing all the bits. Yup, it's a lot ....
 void GetVertexShaderId(VERTEXSHADERUID& vid, u32 components)

Source/Core/VideoCommon/Src/VertexShaderGen.h

@@ -101,5 +101,6 @@ public:
 
 const char *GenerateVertexShader(u32 components, bool D3D);
 void GetVertexShaderId(VERTEXSHADERUID& vid, u32 components);
+extern VERTEXSHADERUID  last_vertex_shader_uid;
 
 #endif // GCOGL_VERTEXSHADER_H