- for (y = 0;y < 32;y++)
- for (x = 0;x < 32;x++)
- data[y][x][3] = shadebubble((x - 16) * (1.0 / 8.0), y < 24 ? (y - 24) * (1.0 / 24.0) : (y - 24) * (1.0 / 8.0), light);
+ for (y = 0;y < PARTICLETEXTURESIZE;y++)
+ {
+ dy = (y - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f+1);
+ // stretch upper half of bubble by +50% and shrink lower half by -50%
+ // (this gives an elongated teardrop shape)
+ if (dy > 0.5f)
+ dy = (dy - 0.5f) * 2.0f;
+ else
+ dy = (dy - 0.5f) / 1.5f;
+ for (x = 0;x < PARTICLETEXTURESIZE;x++)
+ {
+ dx = (x - 0.5f*PARTICLETEXTURESIZE) / (PARTICLETEXTURESIZE*0.5f+1);
+ // shrink bubble width to half
+ dx *= 2.0f;
+ data[y][x][3] = shadebubble(dx, dy, light);
+ }
+ }