Lines Matching refs:fogcoord
1140 * that ffvertex_prog.c produces fogcoord for us when
1150 ir_variable *fogcoord;
1162 fogcoord = p->shader->symbols->get_variable("gl_FogFragCoord");
1164 f = new(p->mem_ctx) ir_dereference_variable(fogcoord);
1178 /* f = e^(-(density * fogcoord))
1189 /* f = e^(-(density * fogcoord)^2)
