diff options
Diffstat (limited to 'source/blender/nodes/intern/CMP_nodes/CMP_math.c')
-rw-r--r-- | source/blender/nodes/intern/CMP_nodes/CMP_math.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/source/blender/nodes/intern/CMP_nodes/CMP_math.c b/source/blender/nodes/intern/CMP_nodes/CMP_math.c index 7a8dadafb86..adeef050ec0 100644 --- a/source/blender/nodes/intern/CMP_nodes/CMP_math.c +++ b/source/blender/nodes/intern/CMP_nodes/CMP_math.c @@ -94,11 +94,18 @@ static void do_math(bNode *node, float *out, float *in, float *in2) break; case 10: /* Power */ { - /* Don't want any imaginary numbers... */ - if( in[0] >= 0 ) + /* Only raise negative numbers by full integers */ + if( in[0] >= 0 ) { out[0]= pow(in[0], in2[0]); - else - out[0]= 0.0; + } else { + float y_mod_1 = fmod(in2[0], 1); + /* if input value is not nearly an integer, fall back to zero, nicer than straight rounding */ + if (y_mod_1 > 0.999 || y_mod_1 < 0.001) { + out[0]= pow(in[0], round(in2[0])); + } else { + out[0] = 0.0; + } + } } break; case 11: /* Logarithm */ |