DemoRenderer.h

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#pragma once
#include <wgt/opengl/OpenGLRenderer.h>
#include <xgl/ShaderProgram.h>
 
namespace sf::xgl
{
 
class DemoRenderer : public OpenGLRenderer
{
    Q_OBJECT
    Q_PROPERTY(QColor lightColor READ getLightColor WRITE setLightColor)
    Q_PROPERTY(float cutoffAngle READ getCutoffAngle WRITE setCutoffAngle)
    Q_PROPERTY(float ambientStrength READ getAmbientStrength WRITE setAmbientStrength)
    Q_PROPERTY(float diffuseStrength READ getDiffuseStrength WRITE setDiffuseStrength)
    Q_PROPERTY(float specularStrength READ getSpecularStrength WRITE setSpecularStrength)
    Q_PROPERTY(float shininess READ getShininess WRITE setShininess)
    Q_PROPERTY(FragmentProgram fragmentProgram READ getFragmentProgram WRITE setFragmentProgram)
    Q_PROPERTY(int objectIndex READ getObjectIndex WRITE setObjectIndex)
 
  public:
    explicit DemoRenderer(OpenGLWidget* widget, ShaderProgram* sp);
 
    ~DemoRenderer() override;
 
    enum FragmentProgram : int
    {
      fpPassthrough = 0,
      fpSpotlight = 1
    };
    Q_ENUM(FragmentProgram)
 
    void start(int msecs);
 
    void setIndexValue(int index, QVariant value) override;
 
    SF_DECL_PROP_GS(QColor, LightColor)
    SF_DECL_PROP_GS(float, CutoffAngle)
    SF_DECL_PROP_GS(float, AmbientStrength)
    SF_DECL_PROP_GS(float, DiffuseStrength)
    SF_DECL_PROP_GS(float, SpecularStrength)
    SF_DECL_PROP_GS(float, Shininess)
    SF_DECL_PROP_GS(FragmentProgram, FragmentProgram)
    SF_DECL_PROP_GS(int, ObjectIndex)
 
  protected:
    void generate() override;
 
    void paint() override;
 
    void draw() override;
 
    void timerEvent(QTimerEvent* event) override;
 
    void changedProperty() override;
 
    void notify(void*);
 
  private:
    struct Private;
    Private* _p{nullptr};
};
 
}// namespace sf::xgl