!SP_ACTIVE_DESKTOP -> is_yaxisdown true

Fixes 3D box --export-png

3 files changed, 8 insertions, 8 deletions

diff --git a/src/object/box3d.cpp b/src/object/box3d.cpp
index febfef115..7d4074b64 100644
--- a/src/object/box3d.cpp
+++ b/src/object/box3d.cpp
@@ -652,7 +652,7 @@ box3d_XY_axes_are_swapped (SPBox3D *box) {
 
 static inline void
 box3d_aux_set_z_orders (int z_orders[6], int a, int b, int c, int d, int e, int f) {
-    if (SP_ACTIVE_DESKTOP && SP_ACTIVE_DESKTOP->is_yaxisdown()) {
+    if (!SP_ACTIVE_DESKTOP || SP_ACTIVE_DESKTOP->is_yaxisdown()) {
         std::swap(a, f);
         std::swap(b, e);
         std::swap(c, d);
diff --git a/src/object/persp3d.cpp b/src/object/persp3d.cpp
index 5c6835e28..821f69521 100644
--- a/src/object/persp3d.cpp
+++ b/src/object/persp3d.cpp
@@ -96,7 +96,7 @@ static Proj::Pt2 legacy_transform_forward(Proj::Pt2 pt, SPDocument const *doc) {
     }
 
     // <inkscape:perspective> stores inverted y-axis coordinates
-    if (SP_ACTIVE_DESKTOP && SP_ACTIVE_DESKTOP->is_yaxisdown()) {
+    if (!SP_ACTIVE_DESKTOP || SP_ACTIVE_DESKTOP->is_yaxisdown()) {
         pt[1] *= -1;
         if (pt[2]) {
             pt[1] += doc->getHeight().value("px");
@@ -111,7 +111,7 @@ static Proj::Pt2 legacy_transform_forward(Proj::Pt2 pt, SPDocument const *doc) {
  */
 static Proj::Pt2 legacy_transform_backward(Proj::Pt2 pt, SPDocument const *doc) {
     // <inkscape:perspective> stores inverted y-axis coordinates
-    if (SP_ACTIVE_DESKTOP && SP_ACTIVE_DESKTOP->is_yaxisdown()) {
+    if (!SP_ACTIVE_DESKTOP || SP_ACTIVE_DESKTOP->is_yaxisdown()) {
         pt[1] *= -1;
         if (pt[2]) {
             pt[1] += doc->getHeight().value("px");
diff --git a/src/object/sp-guide.cpp b/src/object/sp-guide.cpp
index acb0707d0..a89af4533 100644
--- a/src/object/sp-guide.cpp
+++ b/src/object/sp-guide.cpp
@@ -133,7 +133,7 @@ void SPGuide::set(unsigned int key, const gchar *value) {
                 Geom::Point direction(newx, newy);
 
                 // <sodipodi:guide> stores inverted y-axis coordinates
-                if (SP_ACTIVE_DESKTOP && SP_ACTIVE_DESKTOP->is_yaxisdown()) {
+                if (!SP_ACTIVE_DESKTOP || SP_ACTIVE_DESKTOP->is_yaxisdown()) {
                     direction[Geom::Y] *= -1.0;
                 }
 
@@ -184,7 +184,7 @@ void SPGuide::set(unsigned int key, const gchar *value) {
             }
 
             // <sodipodi:guide> stores inverted y-axis coordinates
-            if (SP_ACTIVE_DESKTOP && SP_ACTIVE_DESKTOP->is_yaxisdown()) {
+            if (!SP_ACTIVE_DESKTOP || SP_ACTIVE_DESKTOP->is_yaxisdown()) {
                 this->point_on_line[Geom::Y] = document->getHeight().value("px") - this->point_on_line[Geom::Y];
             }
         } else {
@@ -229,7 +229,7 @@ SPGuide *SPGuide::createSPGuide(SPDocument *doc, Geom::Point const &pt1, Geom::P
     }
 
     // <sodipodi:guide> stores inverted y-axis coordinates
-    if (SP_ACTIVE_DESKTOP && SP_ACTIVE_DESKTOP->is_yaxisdown()) {
+    if (!SP_ACTIVE_DESKTOP || SP_ACTIVE_DESKTOP->is_yaxisdown()) {
         newy = doc->getHeight().value("px") - newy;
         n[Geom::Y] *= -1.0;
     }
@@ -386,7 +386,7 @@ void SPGuide::moveto(Geom::Point const point_on_line, bool const commit)
         double newy = point_on_line.y();
 
         // <sodipodi:guide> stores inverted y-axis coordinates
-        if (SP_ACTIVE_DESKTOP && SP_ACTIVE_DESKTOP->is_yaxisdown()) {
+        if (!SP_ACTIVE_DESKTOP || SP_ACTIVE_DESKTOP->is_yaxisdown()) {
             newy = document->getHeight().value("px") - newy;
         }
 
@@ -439,7 +439,7 @@ void SPGuide::set_normal(Geom::Point const normal_to_line, bool const commit)
         auto normal = normal_to_line;
 
         // <sodipodi:guide> stores inverted y-axis coordinates
-        if (SP_ACTIVE_DESKTOP && SP_ACTIVE_DESKTOP->is_yaxisdown()) {
+        if (!SP_ACTIVE_DESKTOP || SP_ACTIVE_DESKTOP->is_yaxisdown()) {
             normal[Geom::Y] *= -1.0;
         }