00073651d4
Cycles, Eevee, OSL, Geo, Attribute This operator provides consistency with the standard math node. Allows users to use a single node instead of two nodes for this common operation. Reviewed By: HooglyBoogly, brecht Differential Revision: https://developer.blender.org/D10808
76 lines
2.8 KiB
C++
76 lines
2.8 KiB
C++
/*
|
|
* 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.
|
|
*/
|
|
|
|
CCL_NAMESPACE_BEGIN
|
|
|
|
ccl_device void svm_node_math(KernelGlobals *kg,
|
|
ShaderData *sd,
|
|
float *stack,
|
|
uint type,
|
|
uint inputs_stack_offsets,
|
|
uint result_stack_offset,
|
|
int *offset)
|
|
{
|
|
uint a_stack_offset, b_stack_offset, c_stack_offset;
|
|
svm_unpack_node_uchar3(inputs_stack_offsets, &a_stack_offset, &b_stack_offset, &c_stack_offset);
|
|
|
|
float a = stack_load_float(stack, a_stack_offset);
|
|
float b = stack_load_float(stack, b_stack_offset);
|
|
float c = stack_load_float(stack, c_stack_offset);
|
|
float result = svm_math((NodeMathType)type, a, b, c);
|
|
|
|
stack_store_float(stack, result_stack_offset, result);
|
|
}
|
|
|
|
ccl_device void svm_node_vector_math(KernelGlobals *kg,
|
|
ShaderData *sd,
|
|
float *stack,
|
|
uint type,
|
|
uint inputs_stack_offsets,
|
|
uint outputs_stack_offsets,
|
|
int *offset)
|
|
{
|
|
uint value_stack_offset, vector_stack_offset;
|
|
uint a_stack_offset, b_stack_offset, param1_stack_offset;
|
|
svm_unpack_node_uchar3(
|
|
inputs_stack_offsets, &a_stack_offset, &b_stack_offset, ¶m1_stack_offset);
|
|
svm_unpack_node_uchar2(outputs_stack_offsets, &value_stack_offset, &vector_stack_offset);
|
|
|
|
float3 a = stack_load_float3(stack, a_stack_offset);
|
|
float3 b = stack_load_float3(stack, b_stack_offset);
|
|
float3 c = make_float3(0.0f, 0.0f, 0.0f);
|
|
float param1 = stack_load_float(stack, param1_stack_offset);
|
|
|
|
float value;
|
|
float3 vector;
|
|
|
|
/* 3 Vector Operators */
|
|
if (type == NODE_VECTOR_MATH_WRAP || type == NODE_VECTOR_MATH_FACEFORWARD ||
|
|
type == NODE_VECTOR_MATH_MULTIPLY_ADD) {
|
|
uint4 extra_node = read_node(kg, offset);
|
|
c = stack_load_float3(stack, extra_node.x);
|
|
}
|
|
|
|
svm_vector_math(&value, &vector, (NodeVectorMathType)type, a, b, c, param1);
|
|
|
|
if (stack_valid(value_stack_offset))
|
|
stack_store_float(stack, value_stack_offset, value);
|
|
if (stack_valid(vector_stack_offset))
|
|
stack_store_float3(stack, vector_stack_offset, vector);
|
|
}
|
|
|
|
CCL_NAMESPACE_END
|