reactphysics3d/testbed/common/Sphere.h

/********************************************************************************
* ReactPhysics3D physics library, http://www.reactphysics3d.com                 *
* Copyright (c) 2010-2016 Daniel Chappuis                                       *
*********************************************************************************
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* This software is provided 'as-is', without any express or implied warranty.   *
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* use of this software.                                                         *
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*    that you wrote the original software. If you use this software in a        *
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*    appreciated but is not required.                                           *
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*    misrepresented as being the original software.                             *
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* 3. This notice may not be removed or altered from any source distribution.    *
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#ifndef SPHERE_H
#define SPHERE_H

// Libraries
#include "openglframework.h"
#include <reactphysics3d/reactphysics3d.h>
#include "PhysicsObject.h"

// Class Sphere
class Sphere : public PhysicsObject {

    private :

        // -------------------- Attributes -------------------- //

        /// Radius of the sphere
        float mRadius;

        /// Collision shape
        rp3d::SphereShape* mCollisionShape;
        rp3d::Collider* mCollider;

        /// Scaling matrix (applied to a sphere to obtain the correct sphere dimensions)
        openglframework::Matrix4 mScalingMatrix;

        /// Vertex Buffer Object for the vertices data
        static openglframework::VertexBufferObject mVBOVertices;

        /// Vertex Buffer Object for the normals data
        static openglframework::VertexBufferObject mVBONormals;

        /// Vertex Buffer Object for the texture coords
        static openglframework::VertexBufferObject mVBOTextureCoords;

        /// Vertex Buffer Object for the indices
        static openglframework::VertexBufferObject mVBOIndices;

        /// Vertex Array Object for the vertex data
        static openglframework::VertexArrayObject mVAO;

        // Total number of capsules created
        static int totalNbSpheres;

        // -------------------- Methods -------------------- //

        // Create the Vertex Buffer Objects used to render with OpenGL.
        void createVBOAndVAO();

    public :

        // -------------------- Methods -------------------- //

        /// Constructor
        Sphere(bool createRigidBody, float radius, rp3d::PhysicsCommon& physicsCommon, reactphysics3d::PhysicsWorld* world, const std::string& meshFolderPath);

        /// Destructor
        virtual ~Sphere() override;

        /// Render the sphere at the correct position and with the correct orientation
        void virtual render(openglframework::Shader& shader, const openglframework::Matrix4& worldToCameraMatrix) override;

        /// Update the transform matrix of the object
        virtual void updateTransform(float interpolationFactor) override;

        /// Return the collider
        rp3d::Collider* getCollider();
};

// Update the transform matrix of the object
inline void Sphere::updateTransform(float interpolationFactor) {
    mTransformMatrix = computeTransform(interpolationFactor, mScalingMatrix);
}

// Return the collider
inline rp3d::Collider* Sphere::getCollider() {
    return mCollider;
}

#endif