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Code Issues Releases Wiki Activity

gradient function considers 4 coordinates

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Zeno Rogue
2019-10-21 22:34:37 +02:00
parent 09fcd14aa7
commit d68ce01b63
1 changed files with 1 additions and 1 deletions
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2
basegraph.cpp
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@@ -922,7 +922,7 @@ EX void drawmessages() {
EX color_t gradient(color_t c0, color_t c1, ld v0, ld v, ld v1) {
int vv = int(256 * ((v-v0) / (v1-v0)));
color_t c = 0;
for(int a=0; a<3; a++) {
for(int a=0; a<4; a++) {
int p0 = part(c0, a);
int p1 = part(c1, a);
part(c, a) = (p0*(256-vv) + p1*vv + 127) >> 8;