ShaderProgram.h

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#pragma once
#include <QOpenGLShaderProgram>
#include <xgl/Types.h>
#include <xgl/global.h>
 
namespace sf::xgl
{
 
class _XGL_CLASS ShaderProgram final : public QOpenGLShaderProgram
{
    Q_OBJECT
 
  public:
    enum Attribute
    {
      aPosition,
      aNormal,
      aColor,
      aTexCoord
    };
 
    Q_ENUM(Attribute);
 
    enum Uniform
    {
      uProgram,
      uPointSize,
      uModelMatrix,
      uViewMatrix,
      uOffsetMatrix,
      uProjectionMatrix,
      uLightPosition,
      uLightDirection,
      uCutoff,
      uOuterCutoff,
      uLightColor,
      uAmbientStrength,
      uDiffuseStrength,
      uSpecularStrength,
      uShininess,
      uColor,
      uTexture,
      uTextureEnable
    };
 
    Q_ENUM(Uniform);
 
    explicit ShaderProgram(QObject* parent = nullptr);
 
    const QOpenGLContext* context() const;
 
    bool link() override;
 
    int attributeLocation(Attribute sa) const;
 
    template<typename T>
    T getUniform(Uniform su);
 
    template<typename T>
    void setUniform(Uniform su, const T& value);
 
    void report(std::ostream& os) const;
 
  private:
    struct TypeInfo
    {
        GLint location;
        GLenum type;
        GLint depth;
    };
 
    std::map<Uniform, TypeInfo> _uniforms;
};
 
}// namespace sf::xgl
 
// Include all inlined functions and template implementations.
#include <xgl/ShaderProgram.hpp>