use light levels for shading of blocks

[blank.git] / src / shader.hpp

diff --git a/src/shader.hpp b/src/shader.hpp
index 195376c0ce093ab5bdf13ebe601a688febff4d63..873460bf17644947ee61f3e87e8f5be82ccad2d8 100644 (file)
--- a/src/shader.hpp
+++ b/src/shader.hpp
@@ -69,26 +69,73 @@ public:
 
        void SetLightDirection(const glm::vec3 &);
 
+       void SetFogDensity(float);
+
        void SetM(const glm::mat4 &m);
        void SetProjection(const glm::mat4 &p);
        void SetView(const glm::mat4 &v);
        void SetVP(const glm::mat4 &v, const glm::mat4 &p);
        void SetMVP(const glm::mat4 &m, const glm::mat4 &v, const glm::mat4 &p);
 
+       const glm::mat4 &Projection() const { return projection; }
+       const glm::mat4 &View() const { return view; }
+       const glm::mat4 &GetVP() const { return vp; }
+
 private:
        Program program;
 
        glm::vec3 light_direction;
        glm::vec3 light_color;
 
+       float fog_density;
+
+       glm::mat4 projection;
+       glm::mat4 view;
+       glm::mat4 vp;
+
+       GLuint m_handle;
+       GLuint mv_handle;
+       GLuint mvp_handle;
+       GLuint light_direction_handle;
+       GLuint light_color_handle;
+       GLuint fog_density_handle;
+
+};
+
+class BlockLighting {
+
+public:
+       BlockLighting();
+
+       void Activate();
+
+       void SetFogDensity(float);
+
+       void SetM(const glm::mat4 &m);
+       void SetProjection(const glm::mat4 &p);
+       void SetView(const glm::mat4 &v);
+       void SetVP(const glm::mat4 &v, const glm::mat4 &p);
+       void SetMVP(const glm::mat4 &m, const glm::mat4 &v, const glm::mat4 &p);
+
+       const glm::mat4 &Projection() const { return projection; }
+       const glm::mat4 &View() const { return view; }
+       const glm::mat4 &GetVP() const { return vp; }
+
+private:
+       Program program;
+
+       float fog_density;
+
        glm::mat4 projection;
        glm::mat4 view;
        glm::mat4 vp;
 
        GLuint m_handle;
+       GLuint mv_handle;
        GLuint mvp_handle;
        GLuint light_direction_handle;
        GLuint light_color_handle;
+       GLuint fog_density_handle;
 
 };