R2LightDirectionalSpecular.h File Reference

A trivial directional light with Phong specular highlights. More...

#include "R2LightShaderMain.h"
#include "R2LightDirectional.h"

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Functions
R2_light_output_t	R2_deferredLightMain (const R2_reconstructed_surface_t surface)

Variables
uniform R2_light_directional_t	R2_light_directional

Detailed Description

A trivial directional light with Phong specular highlights.

Definition in file R2LightDirectionalSpecular.h.

Function Documentation

R2_deferredLightMain()

R2_light_output_t R2_deferredLightMain

(

const R2_reconstructed_surface_t

surface

)

Calculate light values for the current light, based on the current contents of the G-buffer.

Parameters

surface

Reconstructed surface data taken from the G-Buffer

Returns

Calculated light values

Definition at line 13 of file R2LightDirectionalSpecular.h.

{
  R2_light_directional_vectors_t vectors =
    R2_lightDirectionalVectors (
      R2_light_directional, surface.position.xyz, surface.normal);

  vec3 diffuse =
    R2_lightDirectionalDiffuseTerm (R2_light_directional, vectors);

  vec3 specular =
    R2_lightDirectionalSpecularTerm (
      R2_light_directional,
      vectors,
      surface.specular,
      surface.specular_exponent);

  return R2_light_output_t (diffuse, specular);
}