Searched refs:M_LOG2E (Results 1 – 4 of 4) sorted by relevance
46 #ifndef M_LOG2E47 # define M_LOG2E 1.4426950408889634074 macro85 entropy+=log(ft)*M_LOG2E; in main()
352 #ifndef M_LOG2E353 #define M_LOG2E (1.4426950408889634074) macro
204 ir_constant *log2_e = new(ir) ir_constant(float(M_LOG2E)); in exp_to_exp2()232 ir->operands[1] = new(ir) ir_constant(float(1.0 / M_LOG2E)); in log_to_log2()
463 value[2] = (GLfloat)(ctx->Fog.Density * M_LOG2E); /* M_LOG2E == 1/ln(2) */ in _mesa_fetch_state()