Patch #5091, by Ramon Carlos Ruiz

For numerical pad 2-4-6-8, it adds a step value in degrees in the User
Presets. Code had to be rewritten some... :)

source/blender/makesdna/DNA_userdef_types.h

@@ -170,13 +170,13 @@ typedef struct UserDef {
 	int textimeout, texcollectrate;
 	int memcachelimit;
 	short frameserverport;
-	short pad;
+	short pad_rot_angle;	/*control the rotation step of the view when PAD2,PAD4,PAD6&PAD8 is use*/
 	short obcenter_dia;
 	short rvisize;			/* rotating view icon size */
 	short rvibright;		/* rotating view icon brightness */
 	char versemaster[160];
 	char verseuser[160];
-	short pad1;
+	short pad;
 } UserDef;
 
 extern UserDef U; /* from usiblender.c !!!! */

source/blender/src/space.c

@@ -2841,6 +2841,10 @@ void drawinfospace(ScrArea *sa, void *spacedata)
 			"The brightness of the icon");
 		uiBlockEndAlign(block);
 
+        uiDefButS(block, NUM, B_DRAWINFO, "Rotation Angle:",
+			(xpos+edgsp+(3*mpref)+(4*midsp)),y1,(mpref),buth,
+			&U.pad_rot_angle, 0, 90, 0, 0,
+			"The rotation step for numerical pad keys (2 4 6 8)");
 
 		uiDefBut(block, LABEL,0,"Select with:",
 			(xpos+(2*edgsp)+(3*mpref)+(3*midsp)),y6label,mpref,buth,

source/blender/src/toets.c

@@ -307,7 +307,7 @@ void persptoetsen(unsigned short event)
 		else if(G.vd->persp<2) {
 			if(event==PAD4 || event==PAD6) {
 				/* z-axis */
-				phi= (float)(M_PI/24.0);
+				phi= (float)(M_PI/360.0)*U.pad_rot_angle;
 				if(event==PAD6) phi= -phi;
 				si= (float)sin(phi);
 				q1[0]= (float)cos(phi);
@@ -322,7 +322,7 @@ void persptoetsen(unsigned short event)
 				VECCOPY(q1+1, G.vd->viewinv[0]);
 				
 				Normalise(q1+1);
-				phi= (float)(M_PI/24.0);
+				phi= (float)(M_PI/360.0)*U.pad_rot_angle;
 				if(event==PAD2) phi= -phi;
 				si= (float)sin(phi);
 				q1[0]= (float)cos(phi);

source/blender/src/usiblender.c

@@ -186,6 +186,8 @@ static void init_userdef_file(void)
 		U.tw_size= 20;			// percentage of window size
 		U.tw_handlesize= 16;	// percentage of widget radius
 	}
+	if(U.pad_rot_angle==0)
+		U.pad_rot_angle= 15;
 	
 	if (G.main->versionfile <= 191) {
 		strcpy(U.plugtexdir, U.textudir);