Added Manipulator Combo mode, with translate/rotate/scale combined. Center

remains translate though. Can be activitated as 4th CTRL hotkey cycle.

source/blender/src/space.c

@@ -1756,12 +1756,17 @@ static void winqreadview3dspace(ScrArea *sa, void *spacedata, BWinEvent *evt)
 			case RIGHTCTRLKEY: 
 			case LEFTCTRLKEY:
 				if(v3d->twflag & V3D_USE_MANIPULATOR) {
-					if(v3d->twtype & V3D_MANIPULATOR_TRANSLATE)
+					if(v3d->twtype & V3D_MANIPULATOR_SCALE) {
+						if(v3d->twtype== V3D_MANIPULATOR_SCALE) 
+							v3d->twtype= V3D_MANIPULATOR_TRANSLATE|V3D_MANIPULATOR_ROTATE|V3D_MANIPULATOR_SCALE;
+						else
+							v3d->twtype= V3D_MANIPULATOR_TRANSLATE;
+					}
+					else if(v3d->twtype & V3D_MANIPULATOR_TRANSLATE)
 						v3d->twtype= V3D_MANIPULATOR_ROTATE;
 					else if(v3d->twtype & V3D_MANIPULATOR_ROTATE)
 						v3d->twtype= V3D_MANIPULATOR_SCALE;
-					else if(v3d->twtype & V3D_MANIPULATOR_SCALE)
+					
-						v3d->twtype= V3D_MANIPULATOR_TRANSLATE;
 					doredraw= 1;
 				}
 				break;

source/blender/src/transform_manipulator.c

@@ -629,6 +629,7 @@ static void draw_manipulator_rotate(float mat[][4], int moving, int drawflags)
 	/* prepare for screen aligned draw */
 	VECCOPY(vec, mat[0]);
 	size= Normalise(vec);
+	size*= 1.0 - cywid;		// fits in between translate, scale handles
 	glPushMatrix();
 	glTranslatef(mat[3][0], mat[3][1], mat[3][2]);
 	
@@ -678,6 +679,9 @@ static void draw_manipulator_rotate(float mat[][4], int moving, int drawflags)
 	}
 	else mymultmatrix(mat);
 	
+	/* small tweak to scale handles between translate and scale handles */
+	glScalef(1.0 - cywid, 1.0 - cywid, 1.0 - cywid);
+	
 	/* axes */
 	if(arcs==0) {
 		if(!(G.f & G_PICKSEL)) {
@@ -952,6 +956,8 @@ static void draw_manipulator_scale(float mat[][4], int moving, int drawflags)
 		glShadeModel(GL_SMOOTH);
 	}
 	
+	/* not in combo mode */
+	if((drawflags & (~MAN_SCALE_C))==0) {
 		/* center cube, do not add to selection when shift is pressed (planar constraint)  */
 		if( (G.f & G_PICKSEL) && (G.qual & LR_SHIFTKEY)==0) glLoadName(MAN_SCALE_C);
 		
@@ -961,6 +967,7 @@ static void draw_manipulator_scale(float mat[][4], int moving, int drawflags)
 		glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, vec);
 		
 		drawsolidcube(cusize);
+	}
 	
 	/* Z cube */
 	glTranslatef(0.0, 0.0, 1.0+cusize/2);
@@ -1436,13 +1443,23 @@ void BIF_draw_manipulator(ScrArea *sa)
 	if(v3d->twflag & V3D_DRAW_MANIPULATOR) {
 		
 		if(v3d->twtype & V3D_MANIPULATOR_ROTATE) {
+			int flags = drawflags;
+			// prevent combo to draw too many centers
+			if(v3d->twtype & (V3D_MANIPULATOR_TRANSLATE|V3D_MANIPULATOR_SCALE)) 
+				flags &= ~MAN_ROT_T;
+			
 			if(G.moving) draw_manipulator_rotate_ghost(v3d->twmat, drawflags);
-			if(G.rt==4) draw_manipulator_rotate_cyl(v3d->twmat, G.moving, drawflags);
+			if(G.rt==4) draw_manipulator_rotate_cyl(v3d->twmat, G.moving, flags);
-			else draw_manipulator_rotate(v3d->twmat, G.moving, drawflags);
+			else draw_manipulator_rotate(v3d->twmat, G.moving, flags);
 		}
 		if(v3d->twtype & V3D_MANIPULATOR_SCALE) {
+			int flags= drawflags;
+			
+			if(v3d->twtype & (V3D_MANIPULATOR_ROTATE|V3D_MANIPULATOR_TRANSLATE));
+			else flags &= MAN_SCALE_C;
+			
 			if(G.moving) draw_manipulator_scale_ghost(v3d->twmat, drawflags);
-			draw_manipulator_scale(v3d->twmat, G.moving, drawflags);
+			draw_manipulator_scale(v3d->twmat, G.moving, flags);
 		}
 		if(v3d->twtype & V3D_MANIPULATOR_TRANSLATE) {
 			if(G.moving) draw_manipulator_translate_ghost(v3d->twmat, drawflags);
@@ -1479,13 +1496,13 @@ static int manipulator_selectbuf(ScrArea *sa, float hotspot)
 	
 	/* do the drawing */
 	if(v3d->twtype & V3D_MANIPULATOR_ROTATE) {
-		if(G.rt==4) draw_manipulator_rotate_cyl(v3d->twmat, 0, 0xFFFF);
+		if(G.rt==4) draw_manipulator_rotate_cyl(v3d->twmat, 0, MAN_ROT_C);
-		else draw_manipulator_rotate(v3d->twmat, 0, 0xFFFF);
+		else draw_manipulator_rotate(v3d->twmat, 0, MAN_ROT_C);
 	}
 	if(v3d->twtype & V3D_MANIPULATOR_SCALE)
-		draw_manipulator_scale(v3d->twmat, 0, 0xFFFF);
+		draw_manipulator_scale(v3d->twmat, 0, MAN_SCALE_C);
 	if(v3d->twtype & V3D_MANIPULATOR_TRANSLATE)
-		draw_manipulator_translate(v3d->twmat, 0, 0xFFFF);
+		draw_manipulator_translate(v3d->twmat, 0, MAN_TRANS_C);
 	
 	glPopName();
 	hits= glRenderMode(GL_RENDER);
@@ -1498,14 +1515,22 @@ static int manipulator_selectbuf(ScrArea *sa, float hotspot)
 	
 	if(hits==1) return buffer[3];
 	else if(hits>1) {
-		/* we compare the two first in buffer, but exclude centers */
+		GLuint mindep, minval;
+		int a;
 		
-		if(buffer[3]==MAN_TRANS_C || buffer[3]==MAN_SCALE_C);
+		/* we compare the hits in buffer, but value centers highest */
-		else if(buffer[4+3]==MAN_TRANS_C || buffer[4+3]==MAN_SCALE_C);
+		mindep= buffer[1];
-		else {
+		minval= buffer[3];
-			if(buffer[4+1] < buffer[1]) return buffer[4+3];
+
+		for(a=1; a<hits; a++) {
+			if(minval==MAN_TRANS_C || minval==MAN_SCALE_C) break;
+			
+			if(buffer[4*a + 3]==MAN_TRANS_C || buffer[4*a + 3]==MAN_SCALE_C || buffer[4*a + 1] < mindep) {
+				mindep= buffer[4*a + 1];
+				minval= buffer[4*a + 3];
 			}
-		return buffer[3];
+		}
+		return minval;
 	}
 	return 0;
 }