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Geometry Nodes: Attribute Vector Math Node

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This patch implements the same operations and interface as the regular
vector math node, but it runs for every element of the attribute. This
should expand what's possible with geometry nodes quite a bit.

Differential Revision: https://developer.blender.org/D9914
This commit is contained in:
Hans Goudey
2021-01-11 12:06:52 -06:00
parent 5bd822dc46
commit ecdbd83a8d
12 changed files with 934 additions and 55 deletions
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66
source/blender/nodes/intern/math_functions.cc
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@@ -146,4 +146,70 @@ const FloatMathOperationInfo *get_float_compare_operation_info(const int operati
return nullptr;
}
const FloatMathOperationInfo *get_float3_math_operation_info(const int operation)
{
#define RETURN_OPERATION_INFO(title_case_name, shader_name) \
{ \
static const FloatMathOperationInfo info{title_case_name, shader_name}; \
return &info; \
} \
((void)0)
switch (operation) {
case NODE_VECTOR_MATH_ADD:
RETURN_OPERATION_INFO("Add", "vector_math_add");
case NODE_VECTOR_MATH_SUBTRACT:
RETURN_OPERATION_INFO("Subtract", "vector_math_subtract");
case NODE_VECTOR_MATH_MULTIPLY:
RETURN_OPERATION_INFO("Multiply", "vector_math_multiply");
case NODE_VECTOR_MATH_DIVIDE:
RETURN_OPERATION_INFO("Divide", "vector_math_divide");
case NODE_VECTOR_MATH_CROSS_PRODUCT:
RETURN_OPERATION_INFO("Cross Product", "vector_math_cross");
case NODE_VECTOR_MATH_PROJECT:
RETURN_OPERATION_INFO("Project", "vector_math_project");
case NODE_VECTOR_MATH_REFLECT:
RETURN_OPERATION_INFO("Reflect", "vector_math_reflect");
case NODE_VECTOR_MATH_DOT_PRODUCT:
RETURN_OPERATION_INFO("Dot Product", "vector_math_dot");
case NODE_VECTOR_MATH_DISTANCE:
RETURN_OPERATION_INFO("Distance", "vector_math_distance");
case NODE_VECTOR_MATH_LENGTH:
RETURN_OPERATION_INFO("Length", "vector_math_length");
case NODE_VECTOR_MATH_SCALE:
RETURN_OPERATION_INFO("Scale", "vector_math_scale");
case NODE_VECTOR_MATH_NORMALIZE:
RETURN_OPERATION_INFO("Normalize", "vector_math_normalize");
case NODE_VECTOR_MATH_SNAP:
RETURN_OPERATION_INFO("Snap", "vector_math_snap");
case NODE_VECTOR_MATH_FLOOR:
RETURN_OPERATION_INFO("Floor", "vector_math_floor");
case NODE_VECTOR_MATH_CEIL:
RETURN_OPERATION_INFO("Ceiling", "vector_math_ceil");
case NODE_VECTOR_MATH_MODULO:
RETURN_OPERATION_INFO("Modulo", "vector_math_modulo");
case NODE_VECTOR_MATH_FRACTION:
RETURN_OPERATION_INFO("Fraction", "vector_math_fraction");
case NODE_VECTOR_MATH_ABSOLUTE:
RETURN_OPERATION_INFO("Absolute", "vector_math_absolute");
case NODE_VECTOR_MATH_MINIMUM:
RETURN_OPERATION_INFO("Minimum", "vector_math_minimum");
case NODE_VECTOR_MATH_MAXIMUM:
RETURN_OPERATION_INFO("Maximum", "vector_math_maximum");
case NODE_VECTOR_MATH_WRAP:
RETURN_OPERATION_INFO("Wrap", "vector_math_wrap");
case NODE_VECTOR_MATH_SINE:
RETURN_OPERATION_INFO("Sine", "vector_math_sine");
case NODE_VECTOR_MATH_COSINE:
RETURN_OPERATION_INFO("Cosine", "vector_math_cosine");
case NODE_VECTOR_MATH_TANGENT:
RETURN_OPERATION_INFO("Tangent", "vector_math_tangent");
}
#undef RETURN_OPERATION_INFO
return nullptr;
}
} // namespace blender::nodes