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Added Heidrich-Seidel anisotropic BRDF.

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This commit is contained in:
Miguel Angel Astor Romero
2017-01-13 15:05:13 -04:00
parent b7f7ba7ee1
commit 8e2b2a8c2a
12 changed files with 111 additions and 57 deletions
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4
spot_light.cpp
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@@ -25,7 +25,7 @@ vec3 SpotLight::diffuse(vec3 normal, Ray & r, vec3 i_pos, Material & m) const {
if (acos(spot_effect) < radians(m_spot_cutoff)) {
spot_effect = pow(spot_effect, m_spot_exponent);
att = spot_effect / (m_const_att + (m_lin_att * d) + (m_quad_att * (d * d)));
return att * m.m_brdf->diffuse(l_dir, normal, r, m_diffuse);
return att * m.m_brdf->diffuse(l_dir, normal, r, i_pos, m_diffuse);
} else
return vec3(0.0f);
@@ -43,7 +43,7 @@ vec3 SpotLight::specular(vec3 normal, Ray & r, vec3 i_pos, Material & m) const {
if (acos(spot_effect) < radians(m_spot_cutoff)) {
spot_effect = pow(spot_effect, m_spot_exponent);
att = spot_effect / (m_const_att + (m_lin_att * d) + (m_quad_att * (d * d)));
return att * m.m_brdf->specular(l_dir, normal, r, m_specular, m.m_shininess);
return att * m.m_brdf->specular(l_dir, normal, r, i_pos, m_specular, m.m_shininess);
} else
return vec3(0.0f);
}