move backgroundsky in background.cpp

git-svn-id: https://svn.code.sf.net/p/speed-dreams/code/trunk@4452 30fe4595-0a0c-4342-8851-515496e4dcbd

Former-commit-id: 2724e33a3d993a8ebde79f3e75ee2ec0895fdd96
Former-commit-id: da681ea7d0f89b626e0c44784fd42472c21fd25c

src/modules/graphic/ssggraph/grbackground.cpp

@@ -26,6 +26,7 @@
 #include <plib/ssgAux.h>
 
 #include "grscene.h"
+#include "grloadac.h"
 #include "grmain.h"
 #include "grcam.h"	//cGrBackgroundCam
 #include "grutil.h"
@@ -844,6 +845,27 @@ grLoadBackground(void)
 		GfLogWarning("shadow2.png/rgb not found ; no shadow mapping on cars for this track\n");
 }//grLoadBackground
 
+void grLoadBackgroundSky(void)
+{
+	char buf2[256];
+	const char		*bgsky;
+	ssgEntity		*desc2;
+	
+	bgsky = "background-sky.ac";
+	snprintf(buf2, sizeof(buf2), "tracks/%s/%s;data/textures;.", grTrack->category, grTrack->internalname);
+	ssgTexturePath(buf2);
+	snprintf(buf2, sizeof(buf2), "data/objects");
+	ssgModelPath(buf2);
+		
+	desc2 = grssgLoadAC3D(bgsky, NULL);
+	BackSkyAnchor->addKid(desc2);
+
+	sgCoord BackSkypos;
+	//sgSetCoord ( &backskypos, double(grWrldX/2), 0.0f, double(grWrldZ/2));
+	sgSetCoord(&BackSkypos, grWrldX/2, grWrldY/2, 0, 0, 0, 0);
+	BackSkyLoc->setTransform(&BackSkypos);
+}
+
 void
 grPreDrawSky(tSituation* s, float fogStart, float fogEnd) 
 {
@@ -1005,6 +1027,9 @@ grShutdownBackground(void)
 	
 	if (SunAnchor)
 		SunAnchor = 0;
+		
+	if (BackSkyAnchor)
+		BackSkyAnchor = 0;
 	
 	if (grEnvState) {
 		ssgDeRefDelete(grEnvState);

src/modules/graphic/ssggraph/grbackground.h

@@ -32,6 +32,7 @@ extern void grPreDrawSky(struct Situation* s, float fogStart, float fogEnd);
 extern void grPostDrawSky();
 extern void grDrawStaticBackground(class cGrCamera *cam, class cGrBackgroundCam *bgCam);
 extern void grShutdownBackground(void);
+extern void grLoadBackgroundSky(void);
 
 extern unsigned grSkyDomeDistance; // 0 means no sky dome (static background).
 extern const tdble grSkyDomeNeutralFOVDistance;

src/modules/graphic/ssggraph/grscene.cpp

@@ -135,7 +135,13 @@ grLoadScene(tTrack *track)
 
 	// Build scene.
 	TheScene = new ssgRoot;
-
+	
+	/* Background Sky */
+	BackSkyAnchor = new ssgBranch;
+	BackSkyLoc = new ssgTransform;
+	BackSkyLoc->addKid(BackSkyAnchor);
+	TheScene->addKid(BackSkyLoc);
+	
 	/* Landscape */
 	LandAnchor = new ssgBranch;
 	TheScene->addKid(LandAnchor);
@@ -168,11 +174,6 @@ grLoadScene(tTrack *track)
 	TrackLightAnchor = new ssgBranch;
 	TheScene->addKid(TrackLightAnchor);
 
-	BackSkyAnchor = new ssgBranch;
-	BackSkyLoc = new ssgTransform;
-	BackSkyLoc->addKid(BackSkyAnchor);
-	TheScene->addKid(BackSkyLoc);
-
 	/* Load the background (horizon and sky) */
 	grLoadBackground();
 
@@ -204,21 +205,8 @@ grLoadScene(tTrack *track)
 	{
 		grBGSky = strcmp(GfParmGetStr(grHandle, GR_SCT_GRAPHIC, GR_ATT_BGSKY, GR_ATT_BGSKY_DISABLED), GR_ATT_BGSKY_ENABLED) == 0;
 		if (grBGSky)
-		{
-			acname = "background-sky.ac";
-			snprintf(buf, sizeof(buf), "tracks/%s/%s;data/textures;data/img;.", grTrack->category, grTrack->internalname);
-			ssgTexturePath(buf);
-			snprintf(buf, sizeof(buf), "data/objects");
-			ssgModelPath(buf);
+			grLoadBackgroundSky();
 		
-			desc = grssgLoadAC3D(acname, NULL);
-			BackSkyAnchor->addKid(desc);
-
-			sgCoord BackSkypos;
-			//sgSetCoord ( &backskypos, double(grWrldX/2), 0.0f, double(grWrldZ/2));
-			sgSetCoord(&BackSkypos, grWrldX/2, grWrldY/2, 0, 0, 0, 0);
-			BackSkyLoc->setTransform(&BackSkypos);
-		}
 	}
 
 

src/modules/graphic/ssggraph/grscene.h

@@ -47,6 +47,7 @@ extern ssgBranch *CarlightAnchor;
 extern ssgBranch *TrackLightAnchor;
 extern ssgBranch *ThePits;
 extern ssgBranch *BackSkyAnchor;
+extern ssgTransform *BackSkyLoc;
 
 extern ssgStateSelector	*grEnvSelector;
 extern cgrMultiTexState	*grEnvState;