diff options
Diffstat (limited to 'intern/cycles/kernel/shaders/node_mix.osl')
| -rw-r--r-- | intern/cycles/kernel/shaders/node_mix.osl | 330 |
1 files changed, 0 insertions, 330 deletions
diff --git a/intern/cycles/kernel/shaders/node_mix.osl b/intern/cycles/kernel/shaders/node_mix.osl deleted file mode 100644 index dcd9f014f3e..00000000000 --- a/intern/cycles/kernel/shaders/node_mix.osl +++ /dev/null @@ -1,330 +0,0 @@ -/* - * Copyright 2011-2013 Blender Foundation - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "node_color.h" -#include "stdcycles.h" - -color node_mix_blend(float t, color col1, color col2) -{ - return mix(col1, col2, t); -} - -color node_mix_add(float t, color col1, color col2) -{ - return mix(col1, col1 + col2, t); -} - -color node_mix_mul(float t, color col1, color col2) -{ - return mix(col1, col1 * col2, t); -} - -color node_mix_screen(float t, color col1, color col2) -{ - float tm = 1.0 - t; - - return color(1.0) - (color(tm) + t * (color(1.0) - col2)) * (color(1.0) - col1); -} - -color node_mix_overlay(float t, color col1, color col2) -{ - float tm = 1.0 - t; - - color outcol = col1; - - if (outcol[0] < 0.5) - outcol[0] *= tm + 2.0 * t * col2[0]; - else - outcol[0] = 1.0 - (tm + 2.0 * t * (1.0 - col2[0])) * (1.0 - outcol[0]); - - if (outcol[1] < 0.5) - outcol[1] *= tm + 2.0 * t * col2[1]; - else - outcol[1] = 1.0 - (tm + 2.0 * t * (1.0 - col2[1])) * (1.0 - outcol[1]); - - if (outcol[2] < 0.5) - outcol[2] *= tm + 2.0 * t * col2[2]; - else - outcol[2] = 1.0 - (tm + 2.0 * t * (1.0 - col2[2])) * (1.0 - outcol[2]); - - return outcol; -} - -color node_mix_sub(float t, color col1, color col2) -{ - return mix(col1, col1 - col2, t); -} - -color node_mix_div(float t, color col1, color col2) -{ - float tm = 1.0 - t; - - color outcol = col1; - - if (col2[0] != 0.0) - outcol[0] = tm * outcol[0] + t * outcol[0] / col2[0]; - if (col2[1] != 0.0) - outcol[1] = tm * outcol[1] + t * outcol[1] / col2[1]; - if (col2[2] != 0.0) - outcol[2] = tm * outcol[2] + t * outcol[2] / col2[2]; - - return outcol; -} - -color node_mix_diff(float t, color col1, color col2) -{ - return mix(col1, abs(col1 - col2), t); -} - -color node_mix_dark(float t, color col1, color col2) -{ - return mix(col1, min(col1, col2), t); -} - -color node_mix_light(float t, color col1, color col2) -{ - return mix(col1, max(col1, col2), t); -} - -color node_mix_dodge(float t, color col1, color col2) -{ - color outcol = col1; - - if (outcol[0] != 0.0) { - float tmp = 1.0 - t * col2[0]; - if (tmp <= 0.0) - outcol[0] = 1.0; - else if ((tmp = outcol[0] / tmp) > 1.0) - outcol[0] = 1.0; - else - outcol[0] = tmp; - } - if (outcol[1] != 0.0) { - float tmp = 1.0 - t * col2[1]; - if (tmp <= 0.0) - outcol[1] = 1.0; - else if ((tmp = outcol[1] / tmp) > 1.0) - outcol[1] = 1.0; - else - outcol[1] = tmp; - } - if (outcol[2] != 0.0) { - float tmp = 1.0 - t * col2[2]; - if (tmp <= 0.0) - outcol[2] = 1.0; - else if ((tmp = outcol[2] / tmp) > 1.0) - outcol[2] = 1.0; - else - outcol[2] = tmp; - } - - return outcol; -} - -color node_mix_burn(float t, color col1, color col2) -{ - float tmp, tm = 1.0 - t; - - color outcol = col1; - - tmp = tm + t * col2[0]; - if (tmp <= 0.0) - outcol[0] = 0.0; - else if ((tmp = (1.0 - (1.0 - outcol[0]) / tmp)) < 0.0) - outcol[0] = 0.0; - else if (tmp > 1.0) - outcol[0] = 1.0; - else - outcol[0] = tmp; - - tmp = tm + t * col2[1]; - if (tmp <= 0.0) - outcol[1] = 0.0; - else if ((tmp = (1.0 - (1.0 - outcol[1]) / tmp)) < 0.0) - outcol[1] = 0.0; - else if (tmp > 1.0) - outcol[1] = 1.0; - else - outcol[1] = tmp; - - tmp = tm + t * col2[2]; - if (tmp <= 0.0) - outcol[2] = 0.0; - else if ((tmp = (1.0 - (1.0 - outcol[2]) / tmp)) < 0.0) - outcol[2] = 0.0; - else if (tmp > 1.0) - outcol[2] = 1.0; - else - outcol[2] = tmp; - - return outcol; -} - -color node_mix_hue(float t, color col1, color col2) -{ - color outcol = col1; - color hsv2 = rgb_to_hsv(col2); - - if (hsv2[1] != 0.0) { - color hsv = rgb_to_hsv(outcol); - hsv[0] = hsv2[0]; - color tmp = hsv_to_rgb(hsv); - - outcol = mix(outcol, tmp, t); - } - - return outcol; -} - -color node_mix_sat(float t, color col1, color col2) -{ - float tm = 1.0 - t; - - color outcol = col1; - - color hsv = rgb_to_hsv(outcol); - - if (hsv[1] != 0.0) { - color hsv2 = rgb_to_hsv(col2); - - hsv[1] = tm * hsv[1] + t * hsv2[1]; - outcol = hsv_to_rgb(hsv); - } - - return outcol; -} - -color node_mix_val(float t, color col1, color col2) -{ - float tm = 1.0 - t; - - color hsv = rgb_to_hsv(col1); - color hsv2 = rgb_to_hsv(col2); - - hsv[2] = tm * hsv[2] + t * hsv2[2]; - - return hsv_to_rgb(hsv); -} - -color node_mix_color(float t, color col1, color col2) -{ - color outcol = col1; - color hsv2 = rgb_to_hsv(col2); - - if (hsv2[1] != 0.0) { - color hsv = rgb_to_hsv(outcol); - hsv[0] = hsv2[0]; - hsv[1] = hsv2[1]; - color tmp = hsv_to_rgb(hsv); - - outcol = mix(outcol, tmp, t); - } - - return outcol; -} - -color node_mix_soft(float t, color col1, color col2) -{ - float tm = 1.0 - t; - - color one = color(1.0); - color scr = one - (one - col2) * (one - col1); - - return tm * col1 + t * ((one - col1) * col2 * col1 + col1 * scr); -} - -color node_mix_linear(float t, color col1, color col2) -{ - color outcol = col1; - - if (col2[0] > 0.5) - outcol[0] = col1[0] + t * (2.0 * (col2[0] - 0.5)); - else - outcol[0] = col1[0] + t * (2.0 * (col2[0]) - 1.0); - - if (col2[1] > 0.5) - outcol[1] = col1[1] + t * (2.0 * (col2[1] - 0.5)); - else - outcol[1] = col1[1] + t * (2.0 * (col2[1]) - 1.0); - - if (col2[2] > 0.5) - outcol[2] = col1[2] + t * (2.0 * (col2[2] - 0.5)); - else - outcol[2] = col1[2] + t * (2.0 * (col2[2]) - 1.0); - - return outcol; -} - -color node_mix_clamp(color col) -{ - color outcol = col; - - outcol[0] = clamp(col[0], 0.0, 1.0); - outcol[1] = clamp(col[1], 0.0, 1.0); - outcol[2] = clamp(col[2], 0.0, 1.0); - - return outcol; -} - -shader node_mix(string mix_type = "mix", - int use_clamp = 0, - float Fac = 0.5, - color Color1 = 0.0, - color Color2 = 0.0, - output color Color = 0.0) -{ - float t = clamp(Fac, 0.0, 1.0); - - if (mix_type == "mix") - Color = node_mix_blend(t, Color1, Color2); - if (mix_type == "add") - Color = node_mix_add(t, Color1, Color2); - if (mix_type == "multiply") - Color = node_mix_mul(t, Color1, Color2); - if (mix_type == "screen") - Color = node_mix_screen(t, Color1, Color2); - if (mix_type == "overlay") - Color = node_mix_overlay(t, Color1, Color2); - if (mix_type == "subtract") - Color = node_mix_sub(t, Color1, Color2); - if (mix_type == "divide") - Color = node_mix_div(t, Color1, Color2); - if (mix_type == "difference") - Color = node_mix_diff(t, Color1, Color2); - if (mix_type == "darken") - Color = node_mix_dark(t, Color1, Color2); - if (mix_type == "lighten") - Color = node_mix_light(t, Color1, Color2); - if (mix_type == "dodge") - Color = node_mix_dodge(t, Color1, Color2); - if (mix_type == "burn") - Color = node_mix_burn(t, Color1, Color2); - if (mix_type == "hue") - Color = node_mix_hue(t, Color1, Color2); - if (mix_type == "saturation") - Color = node_mix_sat(t, Color1, Color2); - if (mix_type == "value") - Color = node_mix_val(t, Color1, Color2); - if (mix_type == "color") - Color = node_mix_color(t, Color1, Color2); - if (mix_type == "soft_light") - Color = node_mix_soft(t, Color1, Color2); - if (mix_type == "linear_light") - Color = node_mix_linear(t, Color1, Color2); - - if (use_clamp) - Color = node_mix_clamp(Color); -} |