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/*
* 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_math.h"
#include "stdcycles.h"
shader node_vector_math(string math_type = "add",
vector Vector1 = vector(0.0, 0.0, 0.0),
vector Vector2 = vector(0.0, 0.0, 0.0),
vector Vector3 = vector(0.0, 0.0, 0.0),
float Scale = 1.0,
output float Value = 0.0,
output vector Vector = vector(0.0, 0.0, 0.0))
{
if (math_type == "add") {
Vector = Vector1 + Vector2;
}
else if (math_type == "subtract") {
Vector = Vector1 - Vector2;
}
else if (math_type == "multiply") {
Vector = Vector1 * Vector2;
}
else if (math_type == "divide") {
Vector = safe_divide(Vector1, Vector2);
}
else if (math_type == "cross_product") {
Vector = cross(Vector1, Vector2);
}
else if (math_type == "project") {
Vector = project(Vector1, Vector2);
}
else if (math_type == "reflect") {
Vector = reflect(Vector1, normalize(Vector2));
}
else if (math_type == "dot_product") {
Value = dot(Vector1, Vector2);
}
else if (math_type == "distance") {
Value = distance(Vector1, Vector2);
}
else if (math_type == "length") {
Value = length(Vector1);
}
else if (math_type == "scale") {
Vector = Vector1 * Scale;
}
else if (math_type == "normalize") {
Vector = normalize(Vector1);
}
else if (math_type == "snap") {
Vector = snap(Vector1, Vector2);
}
else if (math_type == "floor") {
Vector = floor(Vector1);
}
else if (math_type == "ceil") {
Vector = ceil(Vector1);
}
else if (math_type == "modulo") {
Vector = fmod(Vector1, Vector2);
}
else if (math_type == "wrap") {
Vector = wrap(Vector1, Vector2, Vector3);
}
else if (math_type == "fraction") {
Vector = Vector1 - floor(Vector1);
}
else if (math_type == "absolute") {
Vector = abs(Vector1);
}
else if (math_type == "minimum") {
Vector = min(Vector1, Vector2);
}
else if (math_type == "maximum") {
Vector = max(Vector1, Vector2);
}
else if (math_type == "sine") {
Vector = sin(Vector1);
}
else if (math_type == "cosine") {
Vector = cos(Vector1);
}
else if (math_type == "tangent") {
Vector = tan(Vector1);
}
else {
warning("%s", "Unknown vector math operator!");
}
}
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