Merge pull request #9481 from BastiaanOlij/prim_capsule_flat

Re-orient capsule to collision shape

scene/resources/primitive_meshes.cpp

@@ -171,7 +171,9 @@ void CapsuleMesh::_create_mesh_array(Array &p_arr) {
 	float onethird = 1.0 / 3.0;
 	float twothirds = 2.0 / 3.0;
 
-	set_aabb(Rect3(Vector3(-radius, (mid_height * -0.5) - radius, -radius), Vector3(radius * 2.0, mid_height + (2.0 * radius), radius * 2.0)));
+	// note, this has been aligned with our collision shape but I've left the descriptions as top/middle/bottom
+
+	set_aabb(Rect3(Vector3(-radius, -radius, (mid_height * -0.5) - radius), Vector3(radius * 2.0, radius * 2.0, mid_height + (2.0 * radius))));
 
 	PoolVector<Vector3> points;
 	PoolVector<Vector3> normals;
@@ -195,19 +197,19 @@ void CapsuleMesh::_create_mesh_array(Array &p_arr) {
 
 		v /= (rings + 1);
 		w = sin(0.5 * Math_PI * v);
-		y = radius * cos(0.5 * Math_PI * v);
+		z = radius * cos(0.5 * Math_PI * v);
 
 		for (i = 0; i <= radial_segments; i++) {
 			u = i;
 			u /= radial_segments;
 
 			x = sin(u * (Math_PI * 2.0));
-			z = cos(u * (Math_PI * 2.0));
+			y = -cos(u * (Math_PI * 2.0));
 
-			Vector3 p = Vector3(x * radius * w, y, z * radius * w);
-			points.push_back(p + Vector3(0.0, 0.5 * mid_height, 0.0));
+			Vector3 p = Vector3(x * radius * w, y * radius * w, z);
+			points.push_back(p + Vector3(0.0, 0.0, 0.5 * mid_height));
 			normals.push_back(p.normalized());
-			ADD_TANGENT(-z, 0.0, x, -1.0)
+			ADD_TANGENT(y, -x, 0.0, -1.0)
 			uvs.push_back(Vector2(u, v * onethird));
 			point++;
 
@@ -233,20 +235,20 @@ void CapsuleMesh::_create_mesh_array(Array &p_arr) {
 		v = j;
 		v /= (rings + 1);
 
-		y = mid_height * v;
-		y = (mid_height * 0.5) - y;
+		z = mid_height * v;
+		z = (mid_height * 0.5) - z;
 
 		for (i = 0; i <= radial_segments; i++) {
 			u = i;
 			u /= radial_segments;
 
 			x = sin(u * (Math_PI * 2.0));
-			z = cos(u * (Math_PI * 2.0));
+			y = -cos(u * (Math_PI * 2.0));
 
-			Vector3 p = Vector3(x * radius, y, z * radius);
+			Vector3 p = Vector3(x * radius, y * radius, z);
 			points.push_back(p);
-			normals.push_back(Vector3(x, 0.0, z));
-			ADD_TANGENT(-z, 0.0, x, -1.0)
+			normals.push_back(Vector3(x, y, 0.0));
+			ADD_TANGENT(y, -x, 0.0, -1.0)
 			uvs.push_back(Vector2(u, onethird + (v * onethird)));
 			point++;
 
@@ -275,19 +277,19 @@ void CapsuleMesh::_create_mesh_array(Array &p_arr) {
 		v /= (rings + 1);
 		v += 1.0;
 		w = sin(0.5 * Math_PI * v);
-		y = radius * cos(0.5 * Math_PI * v);
+		z = radius * cos(0.5 * Math_PI * v);
 
 		for (i = 0; i <= radial_segments; i++) {
 			float u = i;
 			u /= radial_segments;
 
 			x = sin(u * (Math_PI * 2.0));
-			z = cos(u * (Math_PI * 2.0));
+			y = -cos(u * (Math_PI * 2.0));
 
-			Vector3 p = Vector3(x * radius * w, y, z * radius * w);
-			points.push_back(p + Vector3(0.0, -0.5 * mid_height, 0.0));
+			Vector3 p = Vector3(x * radius * w, y * radius * w, z);
+			points.push_back(p + Vector3(0.0, 0.0, -0.5 * mid_height));
 			normals.push_back(p.normalized());
-			ADD_TANGENT(-z, 0.0, x, -1.0)
+			ADD_TANGENT(y, -x, 0.0, -1.0)
 			uvs.push_back(Vector2(u, twothirds + ((v - 1.0) * onethird)));
 			point++;