Check the flat qualifier from the correct member

[libs/gl.git] / source / lighting.cpp

diff --git a/source/lighting.cpp b/source/lighting.cpp
deleted file mode 100644 (file)
index ce522ac..0000000
--- a/source/lighting.cpp
+++ /dev/null
@@ -1,152 +0,0 @@
-#include <stdexcept>
-#include <cmath>
-#include <msp/gl/extensions/msp_legacy_features.h>
-#include "error.h"
-#include "light.h"
-#include "lighting.h"
-#include "lightunit.h"
-#include "matrix.h"
-#include "misc.h"
-
-using namespace std;
-
-namespace Msp {
-namespace GL {
-
-Lighting::Lighting():
-       ambient(0.2),
-       sky_direction(0, 0, 1),
-       horizon_angle(Geometry::Angle<float>::zero()),
-       fog_color(0.0f, 0.0f, 0.0f, 0.0f),
-       fog_density(0.0f)
-{ }
-
-void Lighting::set_ambient(const Color &a)
-{
-       ambient = a;
-}
-
-void Lighting::set_sky_color(const Color &s)
-{
-       sky_color = s;
-}
-
-void Lighting::set_sky_direction(const Vector3 &d)
-{
-       sky_direction = d;
-}
-
-void Lighting::set_horizon_angle(const Geometry::Angle<float> &a)
-{
-       horizon_angle = a;
-}
-
-void Lighting::set_fog_color(const Color &c)
-{
-       fog_color = c;
-}
-
-void Lighting::set_fog_density(float d)
-{
-       if(d<0)
-               throw invalid_argument("Lighting::set_fog_density");
-
-       fog_density = d;
-}
-
-void Lighting::set_fog_half_distance(float d)
-{
-       set_fog_density(-log(pow(0.5, 1.0/d)));
-}
-
-void Lighting::attach(unsigned i, const Light &l)
-{
-       if(i>=lights.size())
-               lights.resize(i+1);
-
-       lights[i] = &l;
-       if(current()==this)
-               l.bind_to(i);
-}
-
-void Lighting::detach(unsigned i)
-{
-       if(i>=lights.size())
-               return;
-
-       lights[i] = 0;
-       if(current()==this)
-               Light::unbind_from(i);
-}
-
-const Light *Lighting::get_attached_light(unsigned i) const
-{
-       return i<lights.size() ? lights[i] : 0;
-}
-
-void Lighting::update_shader_data(ProgramData &shdata, const Matrix &view_matrix) const
-{
-       shdata.uniform("ambient_color", ambient);
-       shdata.uniform("sky_color", sky_color);
-       shdata.uniform("eye_sky_dir", view_matrix.block<3, 3>(0, 0)*sky_direction);
-       shdata.uniform("horizon_limit", horizon_angle.radians());
-       shdata.uniform("fog_color", fog_color);
-       shdata.uniform("fog_density", fog_density);
-
-       for(unsigned i=0; i<lights.size(); ++i)
-               if(lights[i])
-                       lights[i]->update_shader_data(shdata, view_matrix, i);
-}
-
-void Lighting::bind() const
-{
-       static Require _req(MSP_legacy_features);
-       if(lights.size()>LightUnit::get_n_units())
-               throw invalid_operation("Lighting::bind");
-
-       const Lighting *old = current();
-       if(!set_current(this))
-               return;
-
-       enable(GL_LIGHTING);
-       glLightModelfv(GL_LIGHT_MODEL_AMBIENT, &ambient.r);
-       for(unsigned i=0; i<lights.size(); ++i)
-       {
-               if(lights[i])
-                       lights[i]->bind_to(i);
-               else
-                       Light::unbind_from(i);
-       }
-
-       if(old)
-       {
-               for(unsigned i=lights.size(); i<old->lights.size(); ++i)
-                       Light::unbind_from(i);
-       }
-
-       if(fog_density)
-       {
-               enable(GL_FOG);
-               glFogi(GL_FOG_MODE, GL_EXP);
-               glFogf(GL_FOG_DENSITY, fog_density);
-               glFogfv(GL_FOG_COLOR, &fog_color.r);
-       }
-}
-
-void Lighting::unbind()
-{
-       const Lighting *old = current();
-       if(!set_current(0))
-               return;
-
-       for(unsigned i=0; i<old->lights.size(); ++i)
-               if(old->lights[i])
-                       Light::unbind_from(i);
-
-       disable(GL_LIGHTING);
-       if(old->fog_density)
-               disable(GL_FOG);
-}
-
-} // namespace GL
-} // namespace Msp