diff options
Diffstat (limited to 'intern/cycles/kernel/shaders/node_magic_texture.osl')
-rw-r--r-- | intern/cycles/kernel/shaders/node_magic_texture.osl | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/intern/cycles/kernel/shaders/node_magic_texture.osl b/intern/cycles/kernel/shaders/node_magic_texture.osl new file mode 100644 index 00000000000..e464b83bc9e --- /dev/null +++ b/intern/cycles/kernel/shaders/node_magic_texture.osl @@ -0,0 +1,104 @@ +/* + * Copyright 2011, Blender Foundation. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +#include "stdosl.h" +#include "node_texture.h" + +/* Magic */ + +color magic(point p, int n, float distortion) +{ + float dist = distortion; + + float x = sin(( p[0] + p[1] + p[2]) * 5.0); + float y = cos((-p[0] + p[1] - p[2]) * 5.0); + float z = -cos((-p[0] - p[1] + p[2]) * 5.0); + + if (n > 0) { + x *= dist; + y *= dist; + z *= dist; + y = -cos(x - y + z); + y *= dist; + + if (n > 1) { + x = cos(x - y - z); + x *= dist; + + if (n > 2) { + z = sin(-x - y - z); + z *= dist; + + if (n > 3) { + x = -cos(-x + y - z); + x *= dist; + + if (n > 4) { + y = -sin(-x + y + z); + y *= dist; + + if (n > 5) { + y = -cos(-x + y + z); + y *= dist; + + if (n > 6) { + x = cos(x + y + z); + x *= dist; + + if (n > 7) { + z = sin(x + y - z); + z *= dist; + + if (n > 8) { + x = -cos(-x - y + z); + x *= dist; + + if (n > 9) { + y = -sin(x - y + z); + y *= dist; + } + } + } + } + } + } + } + } + } + } + + if (dist != 0.0) { + dist *= 2.0; + x /= dist; + y /= dist; + z /= dist; + } + + return color(0.5 - x, 0.5 - y, 0.5 - z); +} + +shader node_magic_texture( + int Depth = 2, + float Distortion = 5.0, + float Scale = 5.0, + point Vector = P, + output color Color = color(0.0, 0.0, 0.0)) +{ + Color = magic(Vector * Scale, Depth, Distortion); +} + |