Added LightVisual

Changelog.md

@@ -7,6 +7,9 @@
 1. Add ogre2 skybox support
     * [Pull request #168](https://github.com/ignitionrobotics/ign-rendering/pull/168)
 
+1. Add light visual support
+    * [Pull request #202](https://github.com/ignitionrobotics/ign-rendering/pull/202)
+
 ### Ignition Rendering 4.X
 
 ### Ignition Rendering 4.2.0 (2021-01-22)

include/ignition/rendering/LightVisual.hh

@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2021 Open Source Robotics Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+#ifndef IGNITION_RENDERING_LIGHTVISUAL_HH_
+#define IGNITION_RENDERING_LIGHTVISUAL_HH_
+
+#include "ignition/rendering/config.hh"
+#include "ignition/rendering/Object.hh"
+#include "ignition/rendering/RenderTypes.hh"
+#include "ignition/rendering/Visual.hh"
+
+namespace ignition
+{
+  namespace rendering
+  {
+    inline namespace IGNITION_RENDERING_VERSION_NAMESPACE {
+
+      /// \brief Enum for LightVisual types
+      enum IGNITION_RENDERING_VISIBLE LightVisualType
+      {
+        /// \brief No type
+        LVT_EMPTY                = 0,
+
+        /// \brief Point light
+        LVT_POINT               = 1,
+
+        /// \brief Directional light
+        LVT_DIRECTIONAL         = 2,
+
+        /// \brief Spot light
+        LVT_SPOT                = 3
+      };
+
+    /// \class LightVisual LightVisual.hh ignition/rendering/LightVisual.hh
+    /// \brief Represents a light visual
+    class IGNITION_RENDERING_VISIBLE LightVisual :
+      public virtual Visual
+    {
+      /// \brief Descructor
+      public: virtual ~LightVisual() {}
+
+      /// \brief set type of the light
+      /// \param[in] _type type of the light
+      public: virtual void SetType(LightVisualType _type) = 0;
+
+      /// \brief Get light visual type
+      /// \return The light visual type
+      public: virtual LightVisualType Type() = 0;
+
+      /// \brief set inner angle for spot lights
+      /// \param[in] _type inner angle
+      public: virtual void SetInnerAngle(double _innerAngle) = 0;
+
+      /// \brief Get inner angle
+      /// \return The light inner angle
+      public: virtual double InnerAngle() = 0;
+
+      /// \brief set inner angle for spot lights
+      /// \param[in] _type inner angle
+      public: virtual void SetOuterAngle(double _outerAngle) = 0;
+
+      /// \brief Get inner angle
+      /// \return The light inner angle
+      public: virtual double OuterAngle() = 0;
+    };
+    }
+  }
+}
+#endif

include/ignition/rendering/RenderTypes.hh

@@ -58,6 +58,8 @@ namespace ignition
     class Grid;
     class Heightmap;
     class Image;
+    class Light;
+    class LightVisual;
     class JointVisual;
     class LidarVisual;
     class Light;
@@ -146,6 +148,10 @@ namespace ignition
     /// \brief Shared pointer to Light
     typedef shared_ptr<Light> LightPtr;
 
+    /// \def LightVisualPtr
+    /// \brief Shared pointer to Light
+    typedef shared_ptr<LightVisual> LightVisualPtr;
+
     /// \def LidarVisualPtr
     /// \brief Shared pointer to LidarVisual
     typedef shared_ptr<LidarVisual> LidarVisualPtr;

include/ignition/rendering/Scene.hh

@@ -823,6 +823,35 @@ namespace ignition
       public: virtual GizmoVisualPtr CreateGizmoVisual(
                   unsigned int _id, const std::string &_name) = 0;
 
+      /// \brief Create new light visual. A unique ID and name will
+      /// automatically be assigned to the light visual.
+      /// \return The created light visual
+      public: virtual LightVisualPtr CreateLightVisual() = 0;
+
+      /// \brief Create new light visual with the given ID. A unique name
+      /// will automatically be assigned to the visual. If the given ID is
+      /// already in use, NULL will be returned.
+      /// \param[in] _id ID of the new light visual
+      /// \return The created light visual
+      public: virtual LightVisualPtr CreateLightVisual(
+                  unsigned int _id) = 0;
+
+      /// \brief Create new light visual with the given name. A unique ID
+      /// will automatically be assigned to the visual. If the given name is
+      /// already in use, NULL will be returned.
+      /// \param[in] _name Name of the new light visual
+      /// \return The created light visual
+      public: virtual LightVisualPtr CreateLightVisual(
+                  const std::string &_name) = 0;
+
+      /// \brief Create new light visual with the given name. If either the
+      /// given ID or name is already in use, NULL will be returned.
+      /// \param[in] _id ID of the new light visual
+      /// \param[in] _name Name of the new light visual
+      /// \return The created light visual
+      public: virtual LightVisualPtr CreateLightVisual(
+                  unsigned int _id, const std::string &_name) = 0;
+
       /// \brief Create new box geometry
       /// \return The created box
       public: virtual GeometryPtr CreateBox() = 0;