mirror of
https://github.com/blender/blender
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3ac918debf
It's possible to do this with Add(0.5) and Floor() nodes, but it's much nicer having a single node for this and can also be more efficient. Pull Request: https://projects.blender.org/blender/blender/pulls/153342
109 lines
2.9 KiB
Text
109 lines
2.9 KiB
Text
/* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
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*
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* SPDX-License-Identifier: Apache-2.0 */
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#include "node_math.h"
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#include "stdcycles.h"
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shader node_vector_math(string math_type = "add",
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vector Vector1 = vector(0.0, 0.0, 0.0),
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vector Vector2 = vector(0.0, 0.0, 0.0),
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vector Vector3 = vector(0.0, 0.0, 0.0),
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float Scale = 1.0,
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output float Value = 0.0,
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output vector Vector = vector(0.0, 0.0, 0.0))
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{
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if (math_type == "add") {
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Vector = Vector1 + Vector2;
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}
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else if (math_type == "subtract") {
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Vector = Vector1 - Vector2;
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}
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else if (math_type == "multiply") {
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Vector = Vector1 * Vector2;
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}
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else if (math_type == "divide") {
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Vector = safe_divide(Vector1, Vector2);
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}
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else if (math_type == "cross_product") {
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Vector = cross(Vector1, Vector2);
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}
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else if (math_type == "project") {
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Vector = project(Vector1, Vector2);
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}
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else if (math_type == "reflect") {
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Vector = reflect(Vector1, normalize(Vector2));
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}
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else if (math_type == "refract") {
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Vector = refract(Vector1, normalize(Vector2), Scale);
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}
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else if (math_type == "faceforward") {
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Vector = compatible_faceforward(Vector1, Vector2, Vector3);
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}
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else if (math_type == "multiply_add") {
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Vector = Vector1 * Vector2 + Vector3;
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}
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else if (math_type == "dot_product") {
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Value = dot(Vector1, Vector2);
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}
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else if (math_type == "distance") {
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Value = distance(Vector1, Vector2);
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}
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else if (math_type == "length") {
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Value = length(Vector1);
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}
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else if (math_type == "scale") {
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Vector = Vector1 * Scale;
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}
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else if (math_type == "normalize") {
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Vector = normalize(Vector1);
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}
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else if (math_type == "snap") {
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Vector = snap(Vector1, Vector2);
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}
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else if (math_type == "round") {
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Vector = floor(Vector1 + 0.5);
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}
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else if (math_type == "floor") {
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Vector = floor(Vector1);
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}
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else if (math_type == "ceil") {
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Vector = ceil(Vector1);
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}
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else if (math_type == "modulo") {
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Vector = fmod(Vector1, Vector2);
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}
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else if (math_type == "wrap") {
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Vector = wrap(Vector1, Vector2, Vector3);
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}
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else if (math_type == "fraction") {
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Vector = Vector1 - floor(Vector1);
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}
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else if (math_type == "absolute") {
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Vector = abs(Vector1);
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}
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else if (math_type == "power") {
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Vector = pow(Vector1, Vector2);
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}
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else if (math_type == "sign") {
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Vector = sign(Vector1);
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}
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else if (math_type == "minimum") {
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Vector = min(Vector1, Vector2);
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}
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else if (math_type == "maximum") {
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Vector = max(Vector1, Vector2);
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}
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else if (math_type == "sine") {
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Vector = sin(Vector1);
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}
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else if (math_type == "cosine") {
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Vector = cos(Vector1);
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}
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else if (math_type == "tangent") {
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Vector = tan(Vector1);
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}
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else {
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warning("%s", "Unknown vector math operator!");
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}
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}
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