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- VBE banked mode fixes backported from rbench
[dosdemo]
/
src
/
noise.c
diff --git
a/src/noise.c
b/src/noise.c
index
4401e5a
..
63bfa82
100644
(file)
--- a/
src/noise.c
+++ b/
src/noise.c
@@
-186,12
+186,12
@@
float noise3(float x, float y, float z)
c = lerp(a, b, sy);
/* interpolate along the bottom slice of the cell */
c = lerp(a, b, sy);
/* interpolate along the bottom slice of the cell */
- u = dotgrad3(grad3[b00 + bz0], rx0, ry0, rz1);
- v = dotgrad3(grad3[b10 + bz0], rx1, ry0, rz1);
+ u = dotgrad3(grad3[b00 + bz1], rx0, ry0, rz1);
+ v = dotgrad3(grad3[b10 + bz1], rx1, ry0, rz1);
a = lerp(u, v, sx);
a = lerp(u, v, sx);
- u = dotgrad3(grad3[b01 + bz0], rx0, ry1, rz1);
- v = dotgrad3(grad3[b11 + bz0], rx1, ry1, rz1);
+ u = dotgrad3(grad3[b01 + bz1], rx0, ry1, rz1);
+ v = dotgrad3(grad3[b11 + bz1], rx1, ry1, rz1);
b = lerp(u, v, sx);
d = lerp(a, b, sy);
b = lerp(u, v, sx);
d = lerp(a, b, sy);
@@
-298,12
+298,12
@@
float pnoise3(float x, float y, float z, int per_x, int per_y, int per_z)
c = lerp(a, b, sy);
/* interpolate along the bottom slice of the cell */
c = lerp(a, b, sy);
/* interpolate along the bottom slice of the cell */
- u = dotgrad3(grad3[b00 + bz0], rx0, ry0, rz1);
- v = dotgrad3(grad3[b10 + bz0], rx1, ry0, rz1);
+ u = dotgrad3(grad3[b00 + bz1], rx0, ry0, rz1);
+ v = dotgrad3(grad3[b10 + bz1], rx1, ry0, rz1);
a = lerp(u, v, sx);
a = lerp(u, v, sx);
- u = dotgrad3(grad3[b01 + bz0], rx0, ry1, rz1);
- v = dotgrad3(grad3[b11 + bz0], rx1, ry1, rz1);
+ u = dotgrad3(grad3[b01 + bz1], rx0, ry1, rz1);
+ v = dotgrad3(grad3[b11 + bz1], rx1, ry1, rz1);
b = lerp(u, v, sx);
d = lerp(a, b, sy);
b = lerp(u, v, sx);
d = lerp(a, b, sy);