Geometry2D.hpp

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#pragma once
 
#include <glm/glm.hpp>
 
namespace Video {
class LowLevelRenderer;
class Buffer;
class VertexDescription;
class GeometryBinding;
 
namespace Geometry {
class Geometry2D {
  public:
    struct Vertex {
        glm::vec2 position;
 
        glm::vec2 textureCoordinate;
    };
 
 
    explicit Geometry2D(LowLevelRenderer* lowLevelRenderer);
 
    virtual ~Geometry2D();
 
 
    virtual const Vertex* GetVertices() const = 0;
 
 
    virtual unsigned int GetVertexCount() const = 0;
 
 
    virtual const unsigned int* GetIndices() const = 0;
 
 
    virtual unsigned int GetIndexCount() const = 0;
 
 
    const GeometryBinding* GetGeometryBinding() const;
 
  protected:
    void GenerateBuffers();
 
    void GenerateGeometryBinding();
 
  private:
    LowLevelRenderer* lowLevelRenderer;
    Buffer* vertexBuffer;
    Buffer* indexBuffer;
    VertexDescription* vertexDescription;
    GeometryBinding* geometryBinding;
};
} // namespace Geometry
} // namespace Video