avoid the extern keyword in .cpp files

Source/Core/VideoBackends/D3D/PixelShaderCache.cpp

@@ -21,9 +21,6 @@
 #include "VideoCommon/Statistics.h"
 #include "VideoCommon/VideoConfig.h"
 
-
-extern int frameCount;
-
 namespace DX11
 {
 

Source/Core/VideoBackends/D3D/VertexManager.cpp

@@ -16,12 +16,10 @@
 #include "VideoCommon/RenderBase.h"
 #include "VideoCommon/Statistics.h"
 #include "VideoCommon/TextureCacheBase.h"
+#include "VideoCommon/VertexLoader.h"
 #include "VideoCommon/VertexShaderManager.h"
 #include "VideoCommon/VideoConfig.h"
 
-// internal state for loading vertices
-extern NativeVertexFormat *g_nativeVertexFmt;
-
 namespace DX11
 {
 

Source/Core/VideoBackends/OGL/Render.h

@@ -17,7 +17,7 @@ enum GLSL_VERSION {
 };
 
 // ogl-only config, so not in VideoConfig.h
-extern struct VideoConfig {
+struct VideoConfig {
 	bool bSupportsGLSLCache;
 	bool bSupportsGLPinnedMemory;
 	bool bSupportsGLSync;
@@ -35,7 +35,8 @@ extern struct VideoConfig {
 	const char* glsl_version;
 
 	s32 max_samples;
-} g_ogl_config;
+};
+extern VideoConfig g_ogl_config;
 
 class Renderer : public ::Renderer
 {

Source/Core/VideoBackends/OGL/VertexManager.cpp

@@ -29,9 +29,6 @@
 #include "VideoCommon/VertexShaderManager.h"
 #include "VideoCommon/VideoConfig.h"
 
-// internal state for loading vertices
-extern NativeVertexFormat *g_nativeVertexFmt;
-
 namespace OGL
 {
 //This are the initially requested size for the buffers expressed in bytes

Source/Core/VideoBackends/Software/DebugUtil.cpp

@@ -15,6 +15,7 @@
 #include "VideoBackends/Software/SWVideoConfig.h"
 #include "VideoBackends/Software/TextureSampler.h"
 
+#include "VideoCommon/Fifo.h"
 #include "VideoCommon/ImageWrite.h"
 
 

Source/Core/VideoBackends/Software/EfbCopy.cpp

@@ -14,6 +14,7 @@
 #include "VideoBackends/Software/SWStatistics.h"
 #include "VideoBackends/Software/SWVideoConfig.h"
 #include "VideoBackends/Software/TextureEncoder.h"
+#include "VideoCommon/Fifo.h"
 
 static const float s_gammaLUT[] =
 {

Source/Core/VideoBackends/Software/OpcodeDecoder.cpp

@@ -14,6 +14,7 @@
 #include "VideoBackends/Software/SWVideoConfig.h"
 #include "VideoBackends/Software/XFMemLoader.h"
 #include "VideoCommon/DataReader.h"
+#include "VideoCommon/Fifo.h"
 
 typedef void (*DecodingFunction)(u32);
 

Source/Core/VideoBackends/Software/SWCommandProcessor.cpp

@@ -20,6 +20,8 @@
 #include "VideoBackends/Software/SWCommandProcessor.h"
 #include "VideoBackends/Software/VideoBackend.h"
 
+#include "VideoCommon/DataReader.h"
+#include "VideoCommon/Fifo.h"
 
 namespace SWCommandProcessor
 {

Source/Core/VideoBackends/Software/SWCommandProcessor.h

@@ -11,9 +11,6 @@
 class PointerWrap;
 namespace MMIO { class Mapping; }
 
-extern volatile bool g_bSkipCurrentFrame;
-extern u8* g_pVideoData;
-
 namespace SWCommandProcessor
 {
 	using UCPStatusReg = CommandProcessor::UCPStatusReg;

Source/Core/VideoBackends/Software/SWVertexLoader.cpp

@@ -12,20 +12,13 @@
 #include "VideoBackends/Software/XFMemLoader.h"
 
 #include "VideoCommon/DataReader.h"
+#include "VideoCommon/VertexLoader.h"
 #include "VideoCommon/VertexLoader_Color.h"
 #include "VideoCommon/VertexLoader_Normal.h"
 #include "VideoCommon/VertexLoader_Position.h"
 #include "VideoCommon/VertexLoader_TextCoord.h"
 #include "VideoCommon/VertexManagerBase.h"
 
-// Vertex loaders read these
-extern int tcIndex;
-extern int colIndex;
-extern int colElements[2];
-extern float posScale;
-extern float tcScale[8];
-
-
 SWVertexLoader::SWVertexLoader() :
 	m_VertexSize(0),
 	m_NumAttributeLoaders(0)

Source/Core/VideoBackends/Software/SWmain.cpp

@@ -35,6 +35,7 @@
 #include "VideoBackends/Software/VideoConfigDialog.h"
 #endif // HAVE_WX
 
+#include "VideoCommon/Fifo.h"
 #include "VideoCommon/OnScreenDisplay.h"
 #include "VideoCommon/PixelEngine.h"
 #include "VideoCommon/XFMemory.h"