MbsPointLight.hh

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#ifdef OPEN_GL
 
#ifndef _MBS_POINT_LIGHT_HH_
#define _MBS_POINT_LIGHT_HH_
 
#include "MbsLight.hh"
 
namespace OpenGLMbs{
 
class MbsPointLight: public MbsLight
{
    public:
        MbsPointLight(glm::vec3 const& rel_pos = glm::vec3(0.0f),
            glm::vec3 const& attenuation = glm::vec3(1.0f, 0.0f, 0.0f),
            glm::mat4 const& parent_mat = glm::mat4(1.0f),
            glm::vec3 const& color = glm::vec3(1.0f),
            float ambient = 0.05f,
            bool active = true,
            int depth_x_width = 1024, int depth_y_width = 1024, float shadow_bias = 0.0f,
            float depth_near = 0.1f, float depth_far = 100.0f,
            glm::vec3 const& shadow_z_up = glm::vec3(0.0, 0.0, 1.0),
            float depth_FoV_rad = 1.0f,
            glm::vec3 const& shadow_rel_dir = glm::vec3(0.0f, -1.0f, 0.0f));
        virtual ~MbsPointLight();
 
        virtual void Update();
 
        glm::vec3 GetPos() const { return pos; }
 
        glm::vec3 GetAttenuation() const { return attenuation; }
 
        void UpdateRelPos(glm::vec3 const& rel_pos)
        {
            this->rel_pos = rel_pos;
 
            Update();
        }
 
        virtual void UpdateParentPos(glm::mat4 const& parent_mat)
        {
            MbsLight::UpdateParentPos(parent_mat);
 
            Update();
        }
 
    protected:
        glm::vec3 attenuation; 
 
        glm::vec3 pos; 
        glm::vec3 rel_pos; 
 
        glm::mat4 mat_pos; 
        glm::mat4 mat_rel; 
 
        // shadow mapping
        glm::vec4 shadow_rel_dir_4; 
};
 
}
#endif
#endif