Lines Matching refs:light
5 * These classes provide tools to compute interesting objects relative to light
7 * in a sp light object into information useful in the current setting, a
8 * method to get the light vector (at a given point) and a method to get the
9 * light color components (at a given point).
15 #include "display/nr-light-types.h"
36 * \param light the sp light object
39 DistantLight(SPFeDistantLight *light, guint32 lighting_color);
43 * Computes the light vector of the distant light
50 * Computes the light components of the distant light
67 * \param light the sp light object
70 * employed in the sp light object) and current coordinate (those
73 PointLight(SPFePointLight *light, guint32 lighting_color, const Geom::Affine &trans);
76 * Computes the light vector of the distant light at point (x,y,z).
88 * Computes the light components of the distant light
96 //light position coordinates in render setting
107 * \param light the sp light object
110 * employed in the sp light object) and current coordinate (those
113 SpotLight(SPFeSpotLight *light, guint32 lighting_color, const Geom::Affine &trans);
117 * Computes the light vector of the distant light at point (x,y,z).
129 * Computes the light components of the distant light at the current
130 * point. We only need the light vector to compute theses
133 * \param L the light vector of the current point
139 //light position coordinates in render setting
145 NR::Fvector S; //unit vector from light position in the direction