96     color col, avcol;  in render_one_pixel()  local
111     col = trace(&primary);  in render_one_pixel()
134             col.r += avcol.r;  in render_one_pixel()
135             col.g += avcol.g;  in render_one_pixel()
136             col.b += avcol.b;  in render_one_pixel()
139         col.r /= (scene.antialiasing + 1.0);  in render_one_pixel()
140         col.g /= (scene.antialiasing + 1.0);  in render_one_pixel()
141         col.b /= (scene.antialiasing + 1.0);  in render_one_pixel()
145     R = (int)(col.r * 255);  in render_one_pixel()
151     G = (int)(col.g * 255);  in render_one_pixel()
157     B = (int)(col.b * 255);  in render_one_pixel()