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Searched refs:M_LOG2E (Results 1 – 4 of 4) sorted by relevance

/external/libopus/celt/tests/
Dtest_unit_entropy.c46 #ifndef M_LOG2E
47 # define M_LOG2E 1.4426950408889634074 macro
85 entropy+=log(ft)*M_LOG2E; in main()
/external/mesa3d/src/mesa/main/
Dcompiler.h352 #ifndef M_LOG2E
353 #define M_LOG2E (1.4426950408889634074) macro
/external/mesa3d/src/glsl/
Dlower_instructions.cpp204 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()
/external/mesa3d/src/mesa/program/
Dprog_statevars.c463 value[2] = (GLfloat)(ctx->Fog.Density * M_LOG2E); /* M_LOG2E == 1/ln(2) */ in _mesa_fetch_state()