Clean up StdDDraw2.h a little

src/C4Prototypes.h

@@ -136,6 +136,7 @@ class StdMesh;
 class StdMeshBone;
 class StdMeshInstance;
 class StdMeshMaterial;
+class StdMeshMatrix;
 class StdMeshSkeletonLoader;
 class C4Draw;
 class C4AbstractApp;

src/platform/StdDDraw2.cpp

@@ -42,7 +42,6 @@
 
 // Global access pointer
 C4Draw *pDraw=NULL;
-int iGfxEngine=-1;
 
 // Transformation matrix to convert meshes from Ogre to Clonk coordinate system
 const StdMeshMatrix C4Draw::OgreToClonk = StdMeshMatrix::Scale(-1.0f, 1.0f, 1.0f) * StdMeshMatrix::Rotate(float(M_PI)/2.0f, 1.0f, 0.0f, 0.0f) * StdMeshMatrix::Rotate(float(M_PI)/2.0f, 0.0f, 0.0f, 1.0f);
@@ -1250,7 +1249,7 @@ void C4Draw::RemoveZoom(float & X, float & Y)
 bool DDrawInit(C4AbstractApp * pApp, bool Editor, bool fUsePageLock, unsigned int iXRes, unsigned int iYRes, int iBitDepth, int Engine, unsigned int iMonitor)
 {
 	// create engine
-	switch (iGfxEngine = Engine)
+	switch (Engine)
 	{
 	default: // Use the first engine possible if none selected
 #ifdef USE_DIRECTX

src/platform/StdDDraw2.h

@@ -30,32 +30,15 @@
 #include <C4windowswrapper.h>
 #endif
 
-// texref-predef
-class C4Draw;
-class C4TexRef;
-class C4Surface;
-struct CStdPalette;
-class CStdGLCtx;
-class C4AbstractApp;
-class C4Window;
-
-class StdMeshMatrix;
-class StdMeshMaterial;
-class StdMeshInstance;
-
 // engines
 #define GFXENGN_DIRECTX  0
 #define GFXENGN_OPENGL   1
 #define GFXENGN_DIRECTXS 2
 #define GFXENGN_NOGFX    3
 
-// Global DDraw access pointer
+// Global Draw access pointer
 extern C4Draw *pDraw;
 
-extern int iGfxEngine;
-
-// font def color indices
-
 // rotation info class
 class C4BltTransform
 {