AlphaMask.h

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#pragma once
#include "common/Export.h"
 
 
namespace eve::graphics {
 
class Graphics;
class Shader;
class Texture;
 
class EVENGINE_API_BACKENDS AlphaMask {
public:
    explicit AlphaMask(Graphics *graphics);
    ~AlphaMask();
 
    void setThreshold(float threshold);
    float getThreshold() const { return threshold_; }
    void setSoftness(float softness);
    float getSoftness() const { return softness_; }
    void setInverted(bool inverted);
    bool getInverted() const { return inverted_; }
 
    void draw(Texture *color, Texture *mask, float x, float y, float width, float height,
              float r = 1.f, float g = 1.f, float b = 1.f, float a = 1.f);
 
private:
    void syncUniforms();
 
    Graphics *graphics_ = nullptr;
    Shader *shader_ = nullptr;
    float threshold_ = 0.5f;
    float softness_ = 0.02f;
    bool inverted_ = false;
};
 
}  // namespace eve::graphics