Check engine

blender/arm/props_ui.py

@@ -524,6 +524,9 @@ class ArmoryPlayButton(bpy.types.Operator):
 
         if not arm.utils.check_sdkpath(self):
             return {"CANCELLED"}
+
+        if not arm.utils.check_engine(self):
+            return {"CANCELLED"}
             
         make_renderer.check_default()
 
@@ -554,6 +557,9 @@ class ArmoryPlayInViewportButton(bpy.types.Operator):
         if not arm.utils.check_sdkpath(self):
             return {"CANCELLED"}
 
+        if not arm.utils.check_engine(self):
+            return {"CANCELLED"}
+
         if context.area == None:
             return {"CANCELLED"}
 
@@ -603,6 +609,9 @@ class ArmoryBuildButton(bpy.types.Operator):
         if not arm.utils.check_sdkpath(self):
             return {"CANCELLED"}
 
+        if not arm.utils.check_engine(self):
+            return {"CANCELLED"}
+
         state.target = make.runtime_to_target(in_viewport=False)
         assets.invalidate_enabled = False
         make.build_project(target=state.target)
@@ -625,6 +634,9 @@ class ArmoryBuildProjectButton(bpy.types.Operator):
         if not arm.utils.check_sdkpath(self):
             return {"CANCELLED"}
 
+        if not arm.utils.check_engine(self):
+            return {"CANCELLED"}
+
         state.target = bpy.data.worlds['Arm'].arm_project_target
         assets.invalidate_enabled = False
         make.build_project(target=state.target)
@@ -752,6 +764,9 @@ class ArmoryPublishButton(bpy.types.Operator):
         if not arm.utils.check_sdkpath(self):
             return {"CANCELLED"}
 
+        if not arm.utils.check_engine(self):
+            return {"CANCELLED"}
+
         make.publish_project()
         self.report({'INFO'}, 'Publishing project, check console for details.')
         return{'FINISHED'}

blender/arm/utils.py

@@ -297,6 +297,15 @@ def check_sdkpath(self):
             return False
     return True
 
+def check_engine(self):
+    if bpy.context == None or bpy.context.scene == None:
+        return
+    engine = bpy.context.scene.render.engine
+    if engine != 'CYCLES' and engine != 'EEVEE':
+        self.report({"ERROR"}, "Switch to Cycles or Eevee engine first")
+        return False
+    return True
+
 def tess_enabled(target):
     return (target == 'krom' or target == 'native') and bpy.data.worlds['Arm'].tessellation_enabled