diff options
Diffstat (limited to 'intern/cycles/kernel/shaders/node_mix.osl')
-rw-r--r-- | intern/cycles/kernel/shaders/node_mix.osl | 421 |
1 files changed, 211 insertions, 210 deletions
diff --git a/intern/cycles/kernel/shaders/node_mix.osl b/intern/cycles/kernel/shaders/node_mix.osl index 0862c34b6e1..8caea6803ed 100644 --- a/intern/cycles/kernel/shaders/node_mix.osl +++ b/intern/cycles/kernel/shaders/node_mix.osl @@ -19,311 +19,312 @@ color node_mix_blend(float t, color col1, color col2) { - return mix(col1, col2, t); + return mix(col1, col2, t); } color node_mix_add(float t, color col1, color col2) { - return mix(col1, col1 + col2, t); + return mix(col1, col1 + col2, t); } color node_mix_mul(float t, color col1, color col2) { - return mix(col1, col1 * col2, t); + return mix(col1, col1 * col2, t); } color node_mix_screen(float t, color col1, color col2) { - float tm = 1.0 - t; + float tm = 1.0 - t; - return color(1.0) - (color(tm) + t * (color(1.0) - col2)) * (color(1.0) - col1); + 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; + 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); + return mix(col1, col1 - col2, t); } color node_mix_div(float t, color col1, color col2) { - float tm = 1.0 - t; + float tm = 1.0 - t; - color outcol = col1; + 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]; + 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; + return outcol; } color node_mix_diff(float t, color col1, color col2) { - return mix(col1, abs(col1 - col2), t); + return mix(col1, abs(col1 - col2), t); } color node_mix_dark(float t, color col1, color col2) { - return min(col1, col2) * t + col1 * (1.0 - t); + return min(col1, col2) * t + col1 * (1.0 - t); } color node_mix_light(float t, color col1, color col2) { - return max(col1, col2 * t); + return 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 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; + 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); + 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); + 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); - } + outcol = mix(outcol, tmp, t); + } - return outcol; + return outcol; } color node_mix_sat(float t, color col1, color col2) { - float tm = 1.0 - t; + float tm = 1.0 - t; - color outcol = col1; + color outcol = col1; - color hsv = rgb_to_hsv(outcol); + color hsv = rgb_to_hsv(outcol); - if (hsv[1] != 0.0) { - color hsv2 = rgb_to_hsv(col2); + if (hsv[1] != 0.0) { + color hsv2 = rgb_to_hsv(col2); - hsv[1] = tm * hsv[1] + t * hsv2[1]; - outcol = hsv_to_rgb(hsv); - } + hsv[1] = tm * hsv[1] + t * hsv2[1]; + outcol = hsv_to_rgb(hsv); + } - return outcol; + return outcol; } color node_mix_val(float t, color col1, color col2) { - float tm = 1.0 - t; + float tm = 1.0 - t; - color hsv = rgb_to_hsv(col1); - color hsv2 = rgb_to_hsv(col2); + color hsv = rgb_to_hsv(col1); + color hsv2 = rgb_to_hsv(col2); - hsv[2] = tm * hsv[2] + t * hsv2[2]; + hsv[2] = tm * hsv[2] + t * hsv2[2]; - return hsv_to_rgb(hsv); + return hsv_to_rgb(hsv); } color node_mix_color(float t, color col1, color col2) { - color outcol = col1; - color hsv2 = rgb_to_hsv(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); + 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); - } + outcol = mix(outcol, tmp, t); + } - return outcol; + return outcol; } color node_mix_soft(float t, color col1, color col2) { - float tm = 1.0 - t; + float tm = 1.0 - t; - color one = color(1.0); - color scr = one - (one - col2) * (one - col1); + color one = color(1.0); + color scr = one - (one - col2) * (one - col1); - return tm * col1 + t * ((one - col1) * col2 * col1 + col1 * scr); + 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 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; + 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); + 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; + return outcol; } -shader node_mix( - string type = "mix", - int use_clamp = 0, - float Fac = 0.5, - color Color1 = 0.0, - color Color2 = 0.0, - output color Color = 0.0) +shader node_mix(string 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 (type == "mix") - Color = node_mix_blend(t, Color1, Color2); - if (type == "add") - Color = node_mix_add(t, Color1, Color2); - if (type == "multiply") - Color = node_mix_mul(t, Color1, Color2); - if (type == "screen") - Color = node_mix_screen(t, Color1, Color2); - if (type == "overlay") - Color = node_mix_overlay(t, Color1, Color2); - if (type == "subtract") - Color = node_mix_sub(t, Color1, Color2); - if (type == "divide") - Color = node_mix_div(t, Color1, Color2); - if (type == "difference") - Color = node_mix_diff(t, Color1, Color2); - if (type == "darken") - Color = node_mix_dark(t, Color1, Color2); - if (type == "lighten") - Color = node_mix_light(t, Color1, Color2); - if (type == "dodge") - Color = node_mix_dodge(t, Color1, Color2); - if (type == "burn") - Color = node_mix_burn(t, Color1, Color2); - if (type == "hue") - Color = node_mix_hue(t, Color1, Color2); - if (type == "saturation") - Color = node_mix_sat(t, Color1, Color2); - if (type == "value") - Color = node_mix_val (t, Color1, Color2); - if (type == "color") - Color = node_mix_color(t, Color1, Color2); - if (type == "soft_light") - Color = node_mix_soft(t, Color1, Color2); - if (type == "linear_light") - Color = node_mix_linear(t, Color1, Color2); - - if (use_clamp) - Color = node_mix_clamp(Color); + float t = clamp(Fac, 0.0, 1.0); + + if (type == "mix") + Color = node_mix_blend(t, Color1, Color2); + if (type == "add") + Color = node_mix_add(t, Color1, Color2); + if (type == "multiply") + Color = node_mix_mul(t, Color1, Color2); + if (type == "screen") + Color = node_mix_screen(t, Color1, Color2); + if (type == "overlay") + Color = node_mix_overlay(t, Color1, Color2); + if (type == "subtract") + Color = node_mix_sub(t, Color1, Color2); + if (type == "divide") + Color = node_mix_div(t, Color1, Color2); + if (type == "difference") + Color = node_mix_diff(t, Color1, Color2); + if (type == "darken") + Color = node_mix_dark(t, Color1, Color2); + if (type == "lighten") + Color = node_mix_light(t, Color1, Color2); + if (type == "dodge") + Color = node_mix_dodge(t, Color1, Color2); + if (type == "burn") + Color = node_mix_burn(t, Color1, Color2); + if (type == "hue") + Color = node_mix_hue(t, Color1, Color2); + if (type == "saturation") + Color = node_mix_sat(t, Color1, Color2); + if (type == "value") + Color = node_mix_val(t, Color1, Color2); + if (type == "color") + Color = node_mix_color(t, Color1, Color2); + if (type == "soft_light") + Color = node_mix_soft(t, Color1, Color2); + if (type == "linear_light") + Color = node_mix_linear(t, Color1, Color2); + + if (use_clamp) + Color = node_mix_clamp(Color); } - |